Retrospective analysis and comparison of total internal disability preservation technique and standardized reconstruction technique / 中国骨伤

OBJECTIVE@#To investigate the efficacy and clinical results of total internal protection technique in anterior cruciate ligament reconstruction.@*METHODS@#A total of 56 patients undergoing anterior cruciate ligament reconstruction treated from January 2018 to December 2019 were selected. According to the different surgical methods, they were divided into total internal reconstruction group and standard bone tunnel group. There were 21 patients in the total internal reconstruction group, including 15 males and 6 females, aged from 20 to 48 with an average of (35.6±6.7) years old, and 35 patients in the standard tibial tunnel group, including 26 males and 9 females, aged 22 to 51 years old with an average of (33.7±9.6) years old. Preoperative examination of Lachman test was positive, magnetic resonance indicated anterior cruciate ligament rupture. There were no significant differences between the two groups in age, sex, body mass index, time from injury to ACL reconstruction, combined meniscus injury and operation method, operation time, ligament diameter, ligament length and other general information. Postoperative evaluation included operation duration, length and diameter of transplanted tendon after braid. International Knee Documentation Committee (IKDC) score, Lysholm score, Tegner score and perioperative complications 2 years after surgery.@*RESULTS@#Both groups were followed up, ranging from 24 to 30 months with an average of (26.9±3.4) months. Postoperative incision healing was good, and no failure or joint infection occurred at the last follow-up. There was no statistically significant difference between the two groups in IKDC score, Lysholm score and Tegner score before, 1 year and 2 years after surgery. However, IKDC score, Lysholm score and Tegner score at 1 year and 2 years after surgery.@*CONCLUSION@#The same postoperative function and stability of knee joint can be obtained by both the residual whole technique and the standardized reconstruction technique. In the residual whole group, only the semitendinosus muscle is taken, and the femoral thin muscle is retained, with greater tibial bone mass preserved, which is safe and effective in clinical practice.

Short-term effectiveness of arthroscopic repair via modified subacromial viewing portal in treatment of Lafosse Ⅰ subscapularis tendon tears / 中国修复重建外科杂志

OBJECTIVE@#To investigate short-term effectiveness of arthroscopic repair via modified subacromial viewing portal (hereinafter referred to as modified viewing portal) in treatment of LafosseⅠsubscapularis tendon tears.@*METHODS@#A clinical data of 52 patients with LafosseⅠsubscapularis tendon tears, who underwent the arthroscopic repair via modified viewing portal between October 2020 and November 2022 and met the selective criteria, was retrospectively analyzed. There were 15 males and 37 females with an average age of 63.4 years (range, 41-76 years). Twelve patients had trauma history and the other 40 patients had no obvious inducement. The main clinical symptom was shoulder pain and the hug resistance tests were positive in all patients. The interval between symptom onset and admission ranged from 3 to 26 months (mean, 7.2 months). The shoulder pain and function were evaluated by visual analogue scale (VAS) score, American Shoulder and Elbow Surgeons (ASES) score, and University of California Los Angeles (UCLA) score before operation and at 12 months after operation. The shoulder range of motion (ROM) of forward flexion, abduction, and external rotation and the internal rotation strength were measured before operation and at 3 and 12 months after operation. MRI was performed at 3-6 months after operation to assess the tendon healing and the structural integrity and tension of reattached tendon. Patient's satisfactions were calculated at last follow-up.@*RESULTS@#All incisions healed by first intention, no complication such as incision infection or nerve injury occurred. All patients were followed up 12-37 months (mean, 18.5 months). The VAS, UCLA, and ASES scores at 12 months after operation significantly improved when compared with those before operation ( P<0.05). The ROMs of abduction and forward flexion and the internal rotation strength at 3 and 12 months significantly improved when compared with those before operation ( P<0.05); and the ROMs at 12 months significantly improved compared to that at 3 months ( P<0.05). However, there was no significant difference ( P>0.05) in the ROM of external rotation at 3 months compared to that before operation; but the ROM at 12 months significantly improved compared to that before operation and at 3 months after operation ( P<0.05). Thirty-one patients underwent MRI at 3-6 months, of which 28 patients possessed intact structural integrity, good tendon tension and tendon healing; 3 patients underwent tendon re-tear. At last follow-up, 41 patients (78.8%) were very satisfied with the effectiveness, 7 were satisfied (13.5%), and 4 were dissatisfied (7.7%).@*CONCLUSION@#Arthroscopic repair via modified viewing portal for Lafosse Ⅰsubscapularis tendon tears, which can achieve the satisfactory visualization and working space, can obtain good short-term effectiveness with low overall re-tear risk.

An Unusual Cause of Posterior Knee Pain: Mucoid Degeneration of the Anterior Cruciate Ligament - Case Report / Uma causa incomum de dor posterior no joelho: degeneração mucóide do ligamento cruzado anterior - Relato de caso

Abstract Mucoid degeneration of the anterior cruciate ligament (ACL) is an uncommon cause of pain in the posterior region of the knee, of unknown pathophysiology and underdiagnosed. The best treatment modality is still under discussion. Resection of the lesion with partial ACL debridement has shown good results without the occurrence of instability. The authors present a case of mucoid degeneration of the ACL treated with resection of the mucoid degeneration and partial debridement of the ACL by arthroscopy.

Resumo A degeneração mucoide do ligamento cruzado anterior (LCA) é uma causa pouco frequente de dor na região posterior do joelho, de patofisiologia desconhecida e subdiagnosticada. A melhor modalidade de tratamento ainda está em discussão. A ressecção da lesão com desbridamento parcial do LCA tem apresentado bons resultados, sem a ocorrência de instabilidade. Os autores apresentam um caso de degeneração mucoide do LCA tratado com ressecção da degeneração mucoide e desbridamento parcial do LCA por artroscopia.

Construct Validity and Experience of Using a Low-cost Arthroscopic Shoulder Surgery Simulator / Validação de constructo e experiência de uso de um simulador de artroscopia de ombro de baixo custo

Abstract Objective To validate the low-cost model for arthroscopy training and analyze the acceptance and usefulness of the developed simulator in medical teaching and training. Method Ten medical students, ten third-year orthopedic residents, and ten shoulder surgeons performed predetermined tasks on a shoulder simulator twice. The parameters used were time to complete the tasks, number of looks at the hands, GOALS score (Global Operative Assessment of Laparoscopic Skills) and comparison between groups and within groups. An adapted Likert scale was applied addressing the individuals' impressions about the simulator and its applicability. Results In the intergroup comparison, the shoulder surgeons had better scores and times than the other groups. When the tasks were repeated, the group of surgeons had a 59% improvement in time (p < 0.05), as did the group of medical students. In the GOALS score, shoulder surgeons had consistently better scores than the other groups. And when we evaluated the evolution from the first to the second test, the group of surgeons and the group of academics had a statistically significant improvement (p < 0.05). In terms of lookdowns, there was a decrease in all groups. There was consensus that the simulator is useful in training. Conclusion The simulator developed allowed the differentiation between individuals with different levels of training in arthroscopic surgery. It was accepted by 100% of the participants as a useful tool in arthroscopic shoulder surgical training.

Resumo Objetivo Validar o modelo de baixo custo para treinamento em artroscopia e analisar a aceitação e utilidade do simulador desenvolvido no ensino e treinamento médico. Método Dez acadêmicos do curso de medicina, dez residentes do terceiro ano em ortopedia e dez cirurgiões de ombro realizaram tarefas pré determinadas em um simulador de ombro duas vezes. Os parâmetros utilizados foram o tempo para completar as tarefas, quantidade de olhares para as mãos, escore de GOALS (Global Operative Assessment of Laparoscopic Skills) e comparados entre os grupos e intragrupos. Uma escala de Likert adaptada foi aplicada abordando as impressões dos indivíduos acerca do simulador e de sua aplicabilidade. Resultados Na comparação intergrupos, os cirurgiões de ombro tiveram melhores escores e tempos que os demais grupos. Quando as tarefas foram repetidas, o grupo de cirurgiões, teve uma melhora de 59% no tempo (p < 0,05), assim como no grupo de acadêmicos. No escore de GOALS os cirurgiões de ombro apresentaram escores consistentemente melhores que os demais grupos. E quando avaliamos a evolução do primeiro para o segundo teste, o grupo de cirurgiões e o grupo de acadêmicos tiveram melhora estatisticamente significante (p < 0,05). No quesito de lookdowns houve diminuição em todos os grupos. Houve consenso em que o simulador é útil no treinamento. Conclusão O simulador desenvolvido permitiu a diferenciação entre indivíduos com diferentes níveis de treinamento em cirurgia artroscópica. Foi aceito por 100% dos participantes como uma ferramenta útil no treinamento cirúrgico artroscópico do ombro.

Bloqueo interescalénico en el contexto de la recuperación acelerada para artroscopía de hombro: serie de casos / Interscalene block in the context of enhanced recovery for shoulder: A case series

Introducción La aplicación de la recuperación acelerada en cirugía de hombro no ha tenido una aceptación tan favorable. Por ello, el objetivo de este estudio fue presentar y describir el uso de bloqueo interescalénico para favorecer la recuperación acelerada en una serie de pacientes sometidos a cirugía artroscopica de hombro. Métodos Se incluyeron 35 pacientes sometidos a cirugía artroscópica de hombro, en quienes se administró bloqueo interescalénico y sedación. Posteriormente se evaluó la intensidad del dolor, náuseas, vómito, disnea, presencia de síndrome de Horner, visión borrosa, ronquera, tiempo transcurrido hasta el alta, reingresos no planeados, satisfacción del paciente y cumplimiento de los criterios de alta hospitalaria en las primeras 12 horas siguiendo los criterios de una recuperación acelerada. Resultados En total, 27 pacientes (77,1%) tuvieron clasificación de la (ASA) I y 8 pacientes (22,9%) ASA II. Además, 97,1% fueron reparaciones de manguito rotador. Previo al alta, dos pacientes (5,7%) presentaron náuseas. Al momento del alta ningún paciente presentó disnea o visión borrosa, dos pacientes (5,7%) presentaron ronquera y la mediana de intensidad del dolor fue de 1,0 (0,0 a 7,0). Entre las 24 y 48 horas solo un (2,8%) paciente presentó náuseas y la mediana de intensidad del dolor fue de 1,0 (0,0 a 8,0). Todos los pacientes se mostraron satisfechos con disposición a repetir la experiencia. El 100% de pacientes cumplió los criterios médicos de alta a las 12 horas y 30 pacientes (85,7%) se dieron de alta el mismo día. La estancia fue de 12 (11,5 a 12,5) horas y ningún paciente reingresó. Conclusión En pacientes seleccionados, con un equipo quirúrgico-anestésico comprometido, capacitado y con experiencia, hay una alta posibilidad de que el bloqueo interescalénico favorezca la realización de programas de recuperación acelerada en cirugía artroscópica de hombro.

Introduction The application of enhanced recovery in shoulder surgery has not had such a favorable acceptance, therefore, the objective of this study was to present and describe the use of interscalene block to promote enhanced recovery in a series of patients undergoing shoulder arthroscopic surgery. Methods Thirty-five patients undergoing arthroscopic shoulder surgery were included, in whom interscalene blockade and sedation were administered. Subsequently, pain intensity, nausea, vomiting, dyspnea, presence of Horner's syndrome, blurred vision, hoarseness, time elapsed to discharge, unplanned readmissions, patient satisfaction, and compliance with hospital discharge criteria in the first 12 weeks were evaluated, hours following the criteria of an enhanced recovery. Results 27 patients (77,1%) had ASA I and 8 patients (22,8%) ASA II, 97,1% were rotator cuff repairs. Before discharge, two patients (5.7%) had nausea. At discharge, no patient had dyspnea or blurred vision, two patients (5.7%) developed hoarseness, and the median pain intensity was 1.0 (0.0-7.0). Between 24 and 48 hours only one patient (2.8%) presented nausea and the median pain intensity was 1.0 (0.0-8.0). All the patients were satisfied with their willingness to repeat the experience, 100% of the patients met the criteria for medical discharge after 12 hours, 30 patients (85.7%) were discharged the same day, the stay was 12 (11.5 to 12.5) hours, and no patient was readmitted. Conclusion In selected patients with a committed, trained and experienced surgical-anesthetic team, there is a high possibility that the interscalene block will favor the performance of enhanced recovery programs in shoulder arthroscopic surgery.

Mesenchymal cells in rotator cuff repair - technique description and case reports / Células mesenquimais no reparo da rotura do manguito rotador - descrição de técnica e relato de casos

ABSTRACT Objective: To describe a protocol of obtention of mesenchymal stem cells and to report their use as a biological adjuvant in three patients undergoing arthroscopic rotator cuff repair. Methods: Case series of patients who underwent arthroscopic repair of isolated full-thickness supraspinatus tear using mesenchymal stem cells obtained from the bone marrow as a biological adjuvant. All patients were operated on at the same institution, by a surgeon with 13 years of experience. The cells were applied at the end of the procedure, at the tendon-bone interface, at an approximate concentration of 2,000,000 mesenchymal cells/mm3 and a total volume of 5 ml. Results: All patients improved with the procedure, with one excellent and two good results. All cases overcame the minimally important clinical difference. All cases reached tendon healing, without partial or complete re-tears. We observed no complications. Conclusion: Arthroscopic rotator cuff repair with added mesenchymal cells obtained from bone marrow and submitted to a cell expansion process led to good functional results and healing in all cases in the sample, with no complications. Level of Evidence IV, Case Series.

RESUMO Objetivo: Descrever o protocolo de obtenção de células mesenquimais e relatar seu uso como adjuvante biológico em três pacientes submetidos ao reparo artroscópico do manguito rotador. Métodos: Série de casos de pacientes submetidos ao reparo artroscópico de rotura transfixante do músculo supraespinal utilizando como adjuvante biológico células mesenquimais obtidas da medula óssea. Todos ospacientes foram operados na mesma instituição por um cirurgião com 13 anos de experiência. As células foram aplicadas ao final do procedimento, na interface do tendão com o osso, na concentração aproximada de 2 milhões de células mesenquimais/mm3 e volume total de 5 ml. Resultados: Todos os pacientes melhoraram após o procedimento, havendo um resultado excelente e dois bons. Todos superaram a diferença clínica minimamente importante. Em todos os casos ocorreu cicatrização tendínea, sem a presença de rerroturas parciais ou completas. Não observamos complicações. Conclusão: O reparo do manguito rotador artroscópico com adição de células mesenquimais obtidas da medula óssea e submetidas a processo de expansão celular levou a bons resultados funcionais e cicatrização, sem complicações, em todos os casos da amostra. Nível de Evidência IV, Série de Casos.

Total arthroscopic reconstruction of the anterior cruciate ligament / Reconstrução artroscópica total do ligamento cruzado anterior / Reconstrucción artroscópica total del ligamento cruzado anterior

ABSTRACT Introduction: Total internal arthroscopic anterior cruciate ligament reconstruction is one of the new technologies in recent years. The main advantage is the need for only one tendon for the surgical procedure. Objective: Compare the clinical effects of total internal and traditional anterior cruciate ligament reconstruction techniques. Methods: From January 2019 to January 2022, the clinical data of 45 patients with anterior cruciate ligament reconstruction were retrospectively analyzed, including 32 males and 13 females aged 18-33 years, mean of 24.2 ± 3.3 years. Total internal reconstruction was performed in 22 cases (total internal group) and traditional reconstruction in 23 cases (traditional group). The two groups recorded and compared the time of injury, duration of surgical procedure, postoperative VAS score, and recovery of knee function. The International Knee Literature Committee (IKDC) and the Lysholm scoring system were used to evaluate clinical efficacy. Results: 45 patients were followed for 14 to 18 months, mean (15.4 ± 1.3) months. There were no significant differences between the two groups in time between operation and injury, duration of operation, IKDC, and Lysholm score of the affected knee at the last follow-up. However, there were significant differences in the VAS score on day one, day three, day seven, two weeks, and one month after the operation (P < 0.05), with no significant difference at three months, six months, and one year after the operation. Conclusion: The effect of total internal reconstruction of the anterior cruciate ligament is equivalent to that of traditional methods, with less postoperative pain, making it the ideal choice for this treatment. Level of evidence II; Therapeutic studies - investigation of treatment outcomes.

RESUMO Introdução: A reconstrução artroscópica interna total do ligamento cruzado anterior é uma das novas tecnologias dos últimos anos. A principal vantagem é a necessidade de apenas um tendão para o procedimento cirúrgico. Objetivo: Comparar os efeitos clínicos da técnica interna total e da técnica tradicional na reconstrução do ligamento cruzado anterior. Métodos: Entre janeiro de 2019 a janeiro de 2022, os dados clínicos de 45 pacientes com reconstrução do ligamento cruzado anterior foram analisados retrospectivamente, incluindo 32 homens e 13 mulheres, com idades entre 18-33 anos, média de 24,2 ± 3,3 anos. A reconstrução interna total foi realizada em 22 casos (grupo interno total) e a reconstrução tradicional em 23 casos (grupo tradicional). O tempo da lesão, duração do procedimento cirúrgico, escore de VAS pós-operatório e recuperação da função do joelho dos dois grupos foram registrados e comparados. O Comitê Internacional de Literatura de Joelho (IKDC) e o sistema de pontuação de Lysholm foram utilizados para avaliar a eficácia clínica. Resultados: 45 pacientes foram acompanhados durante 14 a 18 meses, média de (15,4 ± 1,3) meses. Não houve diferença significativa entre os dois grupos no tempo entre a operação e a lesão, a duração da operação, a pontuação do IKDC e Lysholm do joelho afetado no último acompanhamento. Porém, houveram diferenças significativas na pontuação do VAS no primeiro dia, terceiro dia, sétimo dia, duas semanas e um mês após a operação (P < 0,05), sem diferença significativa em três meses, seis meses e um ano após a operação. Conclusão: O efeito da reconstrução interna total do ligamento cruzado anterior é equivalente ao dos métodos tradicionais, com menor dor pós-operatória, sendo a escolha ideal para esse tratamento. Nível de evidência II; Estudos terapêuticos - investigação dos resultados do tratamento.

RESUMEN Introducción: La reconstrucción artroscópica interna total del ligamento cruzado anterior es una de las nuevas tecnologías de los últimos años. La principal ventaja es la necesidad de un solo tendón para el procedimiento quirúrgico. Objetivo: Comparar los efectos clínicos de la técnica interna total y la técnica tradicional en la reconstrucción del ligamento cruzado anterior. Métodos: Desde enero de 2019 hasta enero de 2022, se analizaron retrospectivamente los datos clínicos de 45 pacientes con reconstrucción del ligamento cruzado anterior, incluidos 32 hombres y 13 mujeres, de entre 18 y 33 años, con una media de 24,2 ± 3,3 años. Se realizó una reconstrucción interna total en 22 casos (grupo interno total) y una reconstrucción tradicional en 23 casos (grupo tradicional). Se registraron y compararon el momento de la lesión, la duración del procedimiento quirúrgico, la puntuación postoperatoria de la VAS y la recuperación de la función de la rodilla de los dos grupos. Se utilizaron el Comité Internacional de Literatura sobre la Rodilla (IKDC) y el sistema de puntuación de Lysholm para evaluar la eficacia clínica. Resultados: 45 pacientes fueron seguidos durante 14 a 18 meses, con una media de (15,4 ± 1,3) meses. No hubo diferencias significativas entre los dos grupos en cuanto al tiempo transcurrido entre la operación y la lesión, la duración de la operación, la puntuación IKDC y Lysholm de la rodilla afectada en el último seguimiento. Sin embargo, hubo diferencias significativas en la puntuación de la VAS al primer día, al tercer día, al séptimo día, a las dos semanas y al mes después de la operación (p < 0,05), sin que hubiera diferencias significativas a los tres meses, a los seis meses y al año después de la operación. Conclusión: El efecto de la reconstrucción interna total del ligamento cruzado anterior es equivalente al de los métodos tradicionales, con menos dolor postoperatorio, lo que la convierte en la opción ideal para este tratamiento. Nivel de evidencia II; Estudios terapéuticos - investigación de los resultados del tratamiento.

Fracturas osteocondrales de la rodilla

Introducción: Las fracturas osteocondrales que afectan la articulación de la rodilla se presenta de forma aislada o asociada a otras afecciones traumáticas. El diagnóstico inicial es en ocasiones difícil de realizar por la convergencia de signos clínicos e imagenológicos. Objetivo: Brindar información actualizada sobre los elementos más importantes de esta enfermedad traumática. Métodos: La búsqueda y el análisis de la información se realizó en un periodo de 31 días (del primero al 31 de agosto de 2021) y se emplearon las siguientes palabras del idioma ingles: osteochondral lesions, osteochondral fractures, osteochondral injuries a partir de la información obtenida se realizó una revisión bibliográfica de un total de 315 artículos publicados en las bases de datos PubMed, Hinari, SciELO y Medline mediante el gestor de búsqueda y administrador de referencias EndNote. Resultados: Se hace referencia al mecanismo de producción, aspecto artroscópico, localización, características en cuanto a extensión, profundidad, clasificación y desplazamiento. Se describen las modalidades imagenológicas empleadas en el diagnóstico y su utilidad. Con relación al diagnóstico diferencial se describen un grupo de enfermedades con características similares. Se mencionan las modalidades de tratamiento basadas en el tamaño y tiempo de evolución. Conclusiones: Las fracturas osteocondrales son lesiones frecuentes, para su diagnóstico se necesita de un alto índice de sospecha, ya que el diagnóstico clínico e imagenológico inicial no son concluyentes en la mayoría de los pacientes por estar combinada con otras afecciones.

Introduction: Osteochondral fractures that affect the knee joint occur in isolation or associated with other traumatic conditions. The initial diagnosis is sometimes difficult to make due to the convergence of clinical and imaging signs. Objective: To provide updated information on the most important elements of this traumatic entity. Methods: The search and analysis of the information was carried out in a period of 31 days (from August the first to the 31st, 2021) and the following words of the English language were used: osteochondral lesions, osteochondral fractures, osteochondral injuries from the Information obtained, a bibliographic review of a total of 315 articles published in the PubMed, Hinari, SciELO and Medline databases was carried out using the EndNote search manager and reference manager. Results: Reference is made to the mechanism of production, arthroscopic appearance, location, characteristics in terms of extension, depth, classification and displacement. The imaging modalities used in diagnosis and their usefulness are described. Regarding the differential diagnosis, a group of entities with similar characteristics are described. Treatment modalities based on size and time of evolution are mentioned. Conclusions: Osteochondral fractures are frequent injuries, for their diagnosis a high index of suspicion is needed, since the initial clinical and imaging diagnosis are not conclusive in most patients because they are combined with other conditions.

Sindesmosis tibioperonea: diagnóstico, métodos de fijación y artroscopia

Introducción: Las lesiones de la sindesmosis tibioperonea son frecuentes tanto de forma aislada o asociadas a fracturas del maléolo posterior. El diagnóstico clínico es corroborado mediante estudios imagenológicos. Los métodos de fijación pueden ser rígidos o dinámicos. Objetivo: Actualizar aspectos sobre las lesiones de la sindesmosis tibioperonea en cuanto al diagnóstico, métodos de fijación y el empleo de la vía artroscópica. Método: La búsqueda y análisis de la información se realizó en un periodo de 61 días (1 de octubre al 30 de noviembre de 2022) y se emplearon las siguientes palabras: syndesmosis injury, ankle syndesmosis instability, syndesmosis instability AND tight rope ankle instability, posterior maleolar fracture. A partir de la información obtenida se realizó una revisión bibliográfica de un total de 258 artículos publicados en las bases de datos PubMed, Hinari, SciELO y Medline mediante el gestor de búsqueda y administrador de referencias EndNote. Desarrollo: Se hizo referencia a las maniobras clínicas para el diagnóstico y las clasificaciones tomográficas en caso de fractura asociada del maléolo posterior. Se mencionaron los métodos de fijación rígidos y dinámicos, donde se describieron las características de cada uno basado en varios factores. Se expusieron las ventajas de la vía artroscópica tanto para el diagnóstico como para el tratamiento. Conclusiones: Las lesiones de la sindesmosis tibioperonea distal son frecuentes. Los estudios tomográficos ofrecen ventajas al determinar la extensión de la fractura del maléolo posterior. La vía artroscópica ofrece múltiples ventajas diagnósticas y terapéuticas.

Introduction: Tibioperoneal syndesmosis injuries are frequent both in isolation or associated with posterior malleolus fractures. Clinical diagnosis is confirmed on imaging studies. Fixation methods might be rigid or dynamic as well. Objective: Provide new aspects related to tibioperoneal syndesmosis injuries in terms of diagnosis, fixation methods and the use of arthroscopic procedure. Method: Search and analysis of information needed were carried out in a period of 61 days (from October 1 to November 30, 2022) and the following words were used: syndesmosis injury, ankle syndesmosis instability, syndesmosis instability AND tight rope ankle instability, posterior maleolar fracture. Based on the information obtained, a bibliographic review of the total of 258 articles published in the PubMed, Hinari, SciELO and Medline databases was carried out using the search engine and reference manager EndNote. Development: It was expressed in the study aspects related to clinical management used in diagnostic and classification on the types of CT scan for fracture associated with posterior malleolar fracture. The rigid and dynamic fixation methods and its characteristics were mentioned as well. The arthroscopic approaches and its advantages for both diagnosis and treatment were presented. Conclusions: Distal tibioperoneal syndesmosis injuries are frequent ankle injury. Tomographic studies offer some advantages for determining how large the posterior malleolus fracture is. The arthroscopic approach offers multiple diagnostic and therapeutic advantages too.

Introdução: As lesões da sindesmose tibiofibular são frequentes isoladamente ou associadas a fraturas do maléolo posterior. O diagnóstico clínico é confirmado por exames de imagem. Os métodos de fixação podem ser rígidos ou dinâmicos. Objetivo: Atualizar aspectos das lesões da sindesmose tibiofibular quanto ao diagnóstico, métodos de fixação e uso da abordagem artroscópica. Método: A busca e análise das informações foi realizada em um período de 61 dias (1º de outubro a 30 de novembro de 2022) e foram utilizadas as seguintes palavras: syndesmosis injury, ankle syndesmosis instability, syndesmosis instability AND tight rope ankle instability, posterior maleolar fracture. Com base nas informações obtidas, foi realizada uma revisão bibliográfica de um total de 258 artigos publicados nas bases de dados PubMed, Hinari, SciELO e Medline, utilizando o gerenciador de busca e Gerenciador de referências do EndNote. Desenvolvimento: Foi feita referência a manobras clínicas para diagnóstico e classificações tomográficas em caso de fractura associada do maléolo posterior. Foram citados métodos de fixação rígidos e dinâmicos, onde foram descritas as características de cada um com base em vários fatores. As vantagens da abordagem artroscópica tanto para o diagnóstico quanto para o tratamento foram discutidas. Conclusões: As lesões da sindesmose tibiofibular distal são frequentes. Os estudos tomográficos oferecem vantagens na determinação da extensão da fratura do maléolo posterior. A abordagem artroscópica oferece múltiplas vantagens diagnósticas e terapêuticas.

Tratamiento artroscópico de pacientes con cuerpos libres articulares en la rodilla

Introducción: Existe escasa información en la literatura nacional sobre los cuerpos libres articulares en la articulación de la rodilla. Estos ocurren como consecuencia de lesiones traumáticas, degenerativas, inflamatorias e isquémicas. Objetivo: Actualizar los conocimientos en los aspectos más generales de los cuerpos libres articulares en la rodilla y de su tratamiento mediante la vía artroscópica. Método: La búsqueda y análisis de la información se realizó en un periodo de 59 días (1 de enero al 28 de febrero de 2023) y se emplearon las siguientes palabras: foreing body AND knee, articular loose body AND knee, free body AND knee, locking knee arthroscopy AND locking. A partir de la información obtenida se realizó una revisión bibliográfica de un total de 211 artículos publicados en las bases de datos PubMed, Hinari, SciELO y Medline. Se empleó el gestor de búsqueda y administrador de referencias EndNote. Del total se utilizaron 33 contribuciones seleccionadas para realizar la revisión, 32 fueron de los últimos cinco años. Desarrollo: Se hace referencia al diagnóstico positivo basado en los antecedentes, cuadro clínico e imagenología. En relación al diagnóstico diferencial de esta entidad se hace especial énfasis con todas las afecciones que producen bloqueo articular. En específico, se revisan las lesiones de menisco, así como las clasificaciones más empleadas según tamaño, origen, cantidad y movilidad. En relación al tratamiento artroscópico se describen las cuatro etapas que consisten en: identificación, atrapamiento, extracción y revisión. Consideraciones finales: La vía artroscópica por sus múltiples ventajas representa la modalidad quirúrgica más efectiva para el diagnóstico y tratamiento de pacientes con cuerpos libres articulares de la rodilla.

Introduction: Currently, there is a lack of information in the national literature concerning joint loose bodies in the knee joint. These occur as a consequence of traumatic, degenerative, inflammatory and ischemic injuries. Objective: To update knowledge on the most general aspects concerning joint loose bodies in the knee and the use of the arthroscopy procedure on its treatment. Method: Search and analysis of the information was performed on 59 days (January 1 to February 28, 2023) and the following keywords were used: foreing body AND knee, articular loose body AND knee, free body AND knee, locking knee arthroscopy AND locking. Based on the information obtained, a bibliographic review was made of a total of 211 articles published in the PubMed, Hinari, SciELO and Medline databases. The EndNote search manager and reference manager was used. Of the total of articles, 33 contributions selected for the review were used, 32 were published the last five years. Development: It was refered in the study on the positive diagnosis based on the history, clinical picture and imaging. In relation to the differential diagnosis of this entity, special emphasis is made up with all the conditions that produce joint blockage. Specifically, meniscal lesions are reviewed, as well as the most commonly used classifications according to size, origin, quantity and mobility. In relation to the arthroscopic treatment, the following four stages were described: identification, trapping, extraction and revision. Final considerations: The arthroscopic approach, due to its multiple advantages, represents the most effective surgical modality for the diagnosis and treatment of patients with joint loose bodies in the knee.

Introdução: Há poucas informações na literatura nacional sobre corpos articulares livres na articulação do joelho. Ocorrem como consequência de lesões traumáticas, degenerativas, inflamatórias e isquêmicas. Objetivo: Atualizar o conhecimento nos aspectos mais gerais dos corpos livres articulares no joelho e seu tratamento por via artroscópica. Método: A busca e análise das informações foi realizada em um período de 59 dias (1º de janeiro a 28 de fevereiro de 2023) e foram utilizadas as seguintes palavras: foreing body AND knee, articular loose body AND knee, free body AND knee, locking knee arthroscopy AND locking. Com base nas informações obtidas, foi realizada revisão bibliográfica de um total de 211 artigos publicados nas bases de dados PubMed, Hinari, SciELO e Medline. O mecanismo de busca EndNote e o gerenciador de referências foram usados. Do total, 33 contribuições selecionadas foram utilizadas para realizar a revisão, sendo 32 dos últimos cinco anos. Desenvolvimento: Refere-se ao diagnóstico positivo baseado na história, quadro clínico e imagiologia. Em relação ao diagnóstico diferencial desta entidade, é dada especial ênfase a todas as condições que causam bloqueio articular. Especificamente, são revisadas as lesões meniscais, assim como as classificações mais utilizadas quanto ao tamanho, origem, quantidade e mobilidade. Em relação ao tratamento artroscópico, são descritas as quatro etapas, que consistem em: identificação, encarceramento, extração e revisão. Considerações finais: A abordagem artroscópica, por suas múltiplas vantagens, representa a modalidade cirúrgica mais eficaz para o diagnóstico e tratamento de pacientes com corpos livres articulares do joelho.

Artritis séptica en el niño, resultados del tratamiento quirúrgico: revisión bibliográfica / Septic arthritis in children, results of surgical treatment: bibliographic review / Artrite séptica em crianças, resultados do tratamento cirúrgico: revisão bibliográfica

Introducción: A pesar de su baja incidencia, las infecciones osteoarticulares pueden generar complicaciones y secuelas devastadoras para el niño en desarrollo con su esqueleto en crecimiento. El manejo general de la patología debe ser multidisciplinario, asociando la terapia antibiótica y un tratamiento quirúrgico adecuado si se requiere. El objetivo de nuestro trabajo es analizar los resultados sobre las diferentes opciones terapéuticas quirúrgicas (punción-aspiración, lavado artroscópico o lavado abierto) en el tratamiento de la artritis séptica en la edad, mediante la realización de revisión sistematizada de la bibliografía. Metodología: Realizamos una búsqueda bibliográfica online en los buscador PubMed y en la Biblioteca Virtual en Salud (BVS) utilizando los siguientes términos MESH: ("Arthritis, Infectious/surgery"(Mesh) OR "Arthritis, Infectious/therapy"(Mesh)), utilizando filtros de búsqueda y aplicando criterios de inclusión y exclusión según nuestro objetivo. De los artículos incluidos se obtuvieron entre otros los siguiente datos: país, año, nivel de evidencia, número de pacientes con artritis séptica, articulación afectada, edad media, seguimiento promedio, tipo de tratamiento quirúrgico realizado de inicio y sus resultados según cada autor : complicaciones (de la enfermedad y del procedimiento ) y/o secuelas (en base a evolución clínica y radiológica), necesidad de un tratamiento quirúrgico adicional ante la falla del método terapéutico inicial y además de conclusiones relevantes de cada autor. Resultados: Se incluyeron un total de 22 artículos: 8 para el lavado por artroscopia, 6 para el lavado por artrocentesis, 4 para el lavado por artrotomía, ademas de otros 4 artículos que realizaba un análisis comparativo: dos de ellos entre lavado artroscópico y lavado por artrotomía y los otros dos entre lavado por artrocentesis y lavado abierto. El lavado artroscópico se encuentra en lo más alto de nuestra revisión ya que presenta los mejores resultados con solo un 6% complicaciones y/o secuelas (en solo 4 de los 8 artículos incluidos), con un total de 13 pacientes (8,7% ) que requirieron un tratamiento adicional (5 artrotomías y 8 un nueva lavado artroscópico ) y se destacan ademas 3 artículos con un 100% de buenos resultados, en los que no se presentaron complicaciones y/o secuelas, ni se requirió un segundo lavado, mientras que solo en 3 trabajos, de los 8, se necesitó de la artrotomía adicional para la resolución final. Para el lavado por artrocentesis se obtuvo el menor porcentaje de complicaciones y/o secuelas con un 2%, (reportado en tres de los 6 trabajos), y solo el 9,7% necesitaron de un segundo método terapéutico diferente a la aspiración articular (23 artrotomías y 2 artroscopias), destacando ademas la repetición de la punción (hasta 4 veces) como dentro de la directiva terapéutica del autor en dos artículos, y que para éste método se encontró el mayor número de pacientes. El lavado por artrotomía como método inicial obtuvo los peores resultados, con un 12% de complicaciones y/o secuelas y un 22,6% de lavados adicionales. Conclusiones: A pesar de que el lavado abierto por artrotomía se toma como el ¨ gold-standard ¨, teniendo indicaciones absolutas en el tratamiento quirúrgico de la artritis séptica en niños (especialmente en cadera), de nuestro análisis se desprende que ésta opción arroja los peores porcentajes de resultados, duplicando el porcentaje de necesidad de lavado adicional y el de complicaciones, en comparación con el lavado artroscópico. Existen otros métodos terapéuticos que se presentan como procedimientos menos invasivos, seguros y eficaces, respaldados por buenos resultados en la biografiaría, como son: el lavado por artroscopia (que presentó el porcentaje más bajo de pacientes con necesidad de lavado adicional, con el mayor número de artículos con buenos resultados en general, con un porcentaje de complicaciones por debajo del lavado por artrotomía) y el lavado por artrocentesis (que presentó el porcentaje de compilaciones más bajo de las 3 opciones analizadas.

Introduction: Despite its low incidence, osteoarticular infections can generate devastating complications and sequelae for the developing child with his growing skeleton. The general management of the pathology must be multidisciplinary, associating antibiotic therapy and adequate surgical treatment if required. The objective of our work is to analyze the results on the different surgical therapeutic options (puncture-aspiration, arthroscopic lavage or open lavage) in the treatment of septic arthritis in the pediatric age, by carrying out a systematic review of the bibliography. Methodology: We conducted an online bibliographic search in the PubMed search engine and in the Virtual Health Library (VHL) using the following MESH terms: ("Arthritis, Infectious/surgery"(Mesh) OR "Arthritis, Infectious/therapy"(Mesh)), using search filters and applying inclusion and exclusion criteria according to our objective. The following data were obtained from the included articles, among others: country, year, level of evidence, number of patients with septic arthritis, affected joint, mean age, average follow-up, type of initial surgical treatment and its results according to each author: complications (of the disease and of the procedure) and/or sequelae (based on clinical and radiological evolution), the need for additional surgical treatment in the event of failure of the initial therapeutic method, and in addition to relevant conclusions of each author. Results: A total of 22 articles were included: 8 for arthroscopic lavage, 6 for arthrocentesis lavage, 4 for arthrotomy lavage, in addition to another 4 articles that performed a comparative analysis: two of them between arthroscopic lavage and lavage. by arthrotomy and the other two between lavage by arthrocentesis and open lavage. Arthroscopic lavage is at the top of our review as it presents the best results with only 6% complications and/or sequelae (in only 4 of the 8 articles included), with a total of 13 patients (8.7% ) that required additional treatment (5 arthrotomies and 8 a new arthroscopic lavage) and also highlight 3 articles with 100% good results, in which there were no complications and/or sequelae, nor did a second lavage be required, while that only 3 of the 8 studies required an additional arthrotomy for the final resolution. For lavage by arthrocentesis, the lowest percentage of complications and/or sequelae was obtained with 2% (reported in three of the 6 works), and only 9.7% required a second therapeutic method other than joint aspiration (23 arthrotomies and 2 arthroscopies), also highlighting the repetition of the puncture (up to 4 times) as within the author's therapeutic directive in two articles, and that the largest number of patients was found for this method. Arthrotomy lavage as the initial method obtained the worst results, with 12% complications and/or sequelae and 22.6% additional lavages. Conclusions: Even though open lavage by arthrotomy is taken as the ¨ gold-standard ¨, having absolute indications in the surgical treatment of septic arthritis in children (especially in the hip), from our analysis it can be deduced that this option yields the worse percentages of results, doubling the percentage of need for additional lavage and the percentage of complications, compared to arthroscopic lavage. There are other therapeutic methods that are presented as less invasive, safe and effective procedures, supported by good results in the biography, such as: arthroscopic lavage (which presented the lowest percentage of patients requiring additional lavage, with the highest number of articles with good results in general, with a percentage of complications below lavage by arthrotomy) and lavage by arthrocentesis (which presented the lowest percentage of compilations of the 3 options analyzed).

Introdução: Apesar de sua baixa incidência, as infecções osteoarticulares podem gerar complicações e sequelas devastadoras para a criança em desenvolvimento com seu esqueleto em crescimento. O manejo geral da patologia deve ser multidisciplinar, associando antibioticoterapia e tratamento cirúrgico adequado, se necessário. O objetivo do nosso trabalho é analisar os resultados das diferentes opções terapêuticas cirúrgicas (punção-aspiração, lavagem artroscópica ou lavagem aberta) no tratamento da artrite séptica em idade pediátrica, através da realização de uma revisão sistemática da bibliografia. Metodologia: Foi realizada uma busca bibliográfica online no buscador PubMed e na Biblioteca Virtual em Saúde (BVS) utilizando os seguintes termos MESH: ( "Arthritis, Infectious/surgery"(Mesh) OR "Arthritis, Infectious/therapy"(Mesh) ), utilizando filtros de busca e aplicando critérios de inclusão e exclusão de acordo com nosso objetivo. Os seguintes dados foram obtidos dos artigos incluídos, entre outros: país, ano, nível de evidência, número de pacientes com artrite séptica, articulação afetada, idade média, seguimento médio, tipo de tratamento cirúrgico inicial e seus resultados de acordo com cada autor: complicações (da doença e do procedimento) e/ou sequelas (com base na evolução clínica e radiológica), necessidade de tratamento cirúrgico adicional em caso de falha do método terapêutico inicial e, além das conclusões relevantes de cada autor. Resultados: Foram incluídos 22 artigos: 8 para lavagem artroscópica, 6 para lavagem artrocentese, 4 para lavagem artrotômica, além de outros 4 artigos que realizaram uma análise comparativa: dois deles entre lavagem artroscópica e lavagem por artrotomia e a outros dois entre lavagem por artrocentese e lavagem aberta. A lavagem artroscópica está no topo da nossa revisão por apresentar os melhores resultados com apenas 6% de complicações e/ou sequelas (em apenas 4 dos 8 artigos incluídos), com um total de 13 doentes (8,7%) que necessitaram de tratamento adicional (5 artrotomias e 8 uma nova lavagem artroscópica) e também destacam 3 artigos com 100% de bons resultados, nos quais não houve complicações e/ou sequelas, nem foi necessária uma segunda lavagem, enquanto que apenas 3 dos 8 estudos necessitaram de uma artrotomia para a resolução final. Para a lavagem por artrocentese, o menor percentual de complicações e/ou sequelas foi obtido com 2% (relatado em três dos 6 trabalhos), e apenas 9,7% necessitaram de um segundo método terapêutico diferente da aspiração articular (23 artrotomias e 2 artroscopias), destacando também a repetição da punção (até 4 vezes) conforme diretriz terapêutica do autor em dois artigos, e que o maior número de pacientes foi encontrado para este método. A lavagem por artrotomia como método inicial obteve os piores resultados, com 12% de complicações e/ou sequelas e 22,6% de lavagens adicionais. Conclusões: Apesar de a lavagem aberta por artrotomia ser tida como ¨padrão-ouro¨, tendo indicações absolutas no tratamento cirúrgico da artrite séptica em crianças (especialmente no quadril), da nossa análise pode-se deduzir que esta opção rende os piores percentuais de resultados, dobrando o percentual de necessidade de lavagem adicional e o percentual de complicações, em comparação com a lavagem artroscópica. Existem outros métodos terapêuticos que se apresentam como procedimentos menos invasivos, seguros e eficazes, corroborados por bons resultados na biografia, tais como: a lavagem artroscópica (que apresentou a menor percentagem de doentes que necessitaram de lavagem adicional, com o maior número de artigos com boa resultados em geral, com percentual de complicações abaixo da lavagem por artrotomia) e lavagem por artrocentese (que apresentou o menor percentual de compilações das 3 opções analisadas).

Effect of acupuncture exercise therapy synchronizing isokinetic muscle strength training for postoperative rehabilitation of meniscectomy under arthroscopy / 中国针灸

OBJECTIVE@#To observe the effect of acupuncture exercise therapy synchronizing isokinetic muscle strength training on the motor function, stability and proprioception of knee joint, as well as the anxiety emotion in patients after meniscectomy under arthroscopy.@*METHODS@#A total of 70 patients after meniscectomy under arthroscopy were randomized into an observation group (35 cases, 2 cases were eliminated， 2 cases dropped off) and a control group (35 cases, 2 cases were eliminated, 1 case dropped off). Acupuncture was applied at Chize (LU 5), Neixiyan (EX-LE 4), Dubi (ST 35),Yanglingquan (GB 34), etc. on the affective side in the two groups. After 30 min, the needles of the knee joint area were withdrew, while the needle at elbow was continuously retained, the observation group was given acupuncture exercise therapy synchronizing isokinetic muscle strength training, and the control group was given conventional acupuncture exercise therapy. The treatment was given once a day, 7-day treatment was taken as one course, and totally 4 courses were required in the two groups. Before and after treatment, the knee joint Lysholm score, the knee joint isokinetic muscle strength flexion/extension ratio (H/Q), joint position sense measurement (JPS) and Hamilton anxiety scale (HAMA) score were compared in the two groups.@*RESULTS@#After treatment, the knee joint Lysholm scores and H/Q were increased compared with those before treatment in the two groups (P<0.001), and the knee joint Lysholm score and H/Q in the observation group were higher than those in the control group (P<0.001); the JPS and HAMA scores were decreased compared with those before treatment in the two groups (P<0.001), the JPS and HAMA score in the observation group were lower than those in the control group (P<0.05).@*CONCLUSION@#Acupuncture exercise therapy synchronizing isokinetic muscle strength training can effectively improve the motor function, stability and proprioception of knee joint, as well as the anxiety emotion in patients after meniscectomy under arthroscopy.

Effects of Modified Sanhuang Powder （加味三黄散） Combined with Cold Compression on Swelling and Pain after Knee Arthroscopy： A Retrospective Cohort Study / 中医杂志

ObjectiveTo compare the effects of topical application of Modified Sanhuang Powder （加味三黄散， MSP） combined with cold compression versus cold compression alone on swelling and pain after knee arthroscopy through a retrospective cohort study. MethodsMedical records of 134 patients with knee arthroscopy-induced knee swelling and pain were divided into non-exposure group （51 cases） and exposure group （83 cases） based on whether they used MSP for external application after surgery. The non-exposure group received simple cold compression therapy in addition to functional exercise and routine treatment after surgery， while the exposure group received topical MSP on the basis of what were given in the non-exposure group. The Visual Analog Scale （VAS） scores were compared between the two groups before and 7 days after treatment， and knee swelling measurements were taken before and 3， 5， and 7 days after treatment. The clinical effective rate was compared between the two groups. ResultsThe VAS scores in both groups were lower after treatment （P＜0.05）， and the exposure group had lower scores than the non-exposure group （P＜0.05）. On the 3rd， 5th， and 7th days of treatment， the scores on swelling at 2 cm above the superior pole of the patella， at the midline of the patella， and 5 cm below the inferior pole of the patella significantly decreased after treatment in both groups （P＜0.05）， and the exposure group had lower scores than the non-exposure group （P＜0.05）. The total clinical effective rate in the exposure group was 91.56% （76/83）， which was higher than 78.43% （40/51） in the non-exposure group （P＜0.05）. ConclusionTopical application of MSP combined with cold compression is effective in relieving postoperative swelling and pain after knee arthroscopy and is superior to cold compress alone.

Mid-term outcome of arthroscopic TightRope fixation of displaced lateral end clavicular fractures: Average follow-up of 6.1 years / 中华创伤杂志(英文版)

PURPOSE@#Various surgical modalities are available to treat Neer types 2 and 5 unstable fractures of lateral end clavicle but none of them are standardized. Arthroscopic fixation of the displaced lateral end clavicle fractures provides good short-term results but mid- to long-term outcomes are not available. The purpose of this study was to show the mid- to long-term radiological and functional outcomes of these fractures treated arthroscopically by a TightRope device, and to show the complications associated with this procedure.@*METHODS@#A retrospective study was conducted over 2 years from January 2014 to December 2015 with a minimum 5-year follow-up. Active patients aged 18-50 years with acute (less than 3 weeks) displaced fracture of lateral end of the clavicle, with a minimum 5-year follow-up were included in the study. Patients with associated fractures of the proximal humerus, glenoid, scapula and acromioclavicular joint injuries were excluded from the study along with open fractures and neurovascular injuries. The outcomes were assessed by objective (complications and radiographic examination) and subjective criteria (quick disabilities of the arm, shoulder and hand score, the Constant-Murley score and the visual pain analogue scale). The data were analyzed by SPSS version 21.0.@*RESULTS@#Totally, 42 patients were operated during the study period and 37 were available with a minimum 5-year follow-up. Thirty were male and 7 were female with a mean age of 29.5 years and a mean follow-up of 6.1 years. The mean quick disabilities of the arm, shoulder and hand score was 68.2 ± 4.6 preoperatively and 1.27 ± 2.32 at final follow-up (p < 0.001); the mean visual pain analogue scale score was 6.85 ± 2.2 preoperatively and 0.86 ± 1.60 at final follow-up (p < 0.001). The average Constant-Murley score was 93.38 ± 3.25 at the end of the follow-up. There were 2 fixation failures, with established non-union and 3 patients developed radiographic acromioclavicular joint arthritis.@*CONCLUSIONS@#Arthroscopic TightRope fixation of displaced lateral end clavicular fractures provides good radiological and functional outcomes at mid- to long-term follow-up. With the low complication rates and high patient satisfaction, this technique can be considered as a primary option in the surgical treatment of these fractures.

Analysis of the curative effect of triple surgery under endoscope in the treatment of intractable heel pain / 中国骨伤

OBJECTIVE@#To investigate the clinical effect the treatment of arthroscopy-assisted calcaneal spur resection combined with plantar fascia release and calcaneal decompression in the treatment of the patients with intractable calcaneal pain.@*METHODS@#The clinical data of 50 patients with intractable heel pain from January 2016 to January 2019 were retrospectively analyzed, including 20 males and 30 females;aged from 40 to 68 years old with an average of (50.12±7.35)years old, the medical history ranged from 1 to 4 years. All patients underwent arthroscopy-assisted calcaneal spur resection combined with plantar fascia release and calcaneal decompression, and were followed up, the duration ranged from 24 to 60 months with an average of(42.00±3.28) months. All patients had obvious heel pain before surgery, and X-ray examinations often showed the presence of calcaneal spurs. In addition to the routine foot examination, the changes in the height and angle of the arch of the foot were also measured pre and post-operatively by X-ray, for the evaluation of clinical effect. The VAS system was used to evaluate the degree of foot pain;the AOFAS scoring system was used to comprehensively evaluate the foot pain, voluntary movement, gait and stability.@*RESULTS@#The VAS decreased from (8.75±1.24) before surgery to (5.15±2.35) at 3 months after surgery, (4.07±2.53) at 6 months after surgery, and (3.95±2.44) at the last fllow-up(P<0.05). The AOFAS score increased from (53.46±4.17) before surgery to(92.46±2.53) at 3 months after surgery, (96.33±2.46) at 6 months after surgery, and (97.05±2.37) at the last follow-up(P<0.05). The arch height was (41.54±1.15) mm before operation and (41.49±1.09) mm after the operation, the difference was not statistically significant(P>0.05). The internal arch angle of the foot arch was (121±6)° before operation and (122±7)° after operation. The difference was not statistically significant(P>0.05).@*CONCLUSION@#Arthroscopy-assisted calcaneal bone spurs resection combined with plantar fascia release and calcaneal decompression exhibited great clinical effect for treating intractable heel.

Mid-term clinical outcome of arthroscopic surgery on early knee osteoarthritis in middle-old aged patients / 中国骨伤

OBJECTIVE@#To compare the mid-term clinical effect of arthroscopic surgery versus conservative treatment on the middle aged early knee osteoarthritis (EKOA) patients, with the hope to provide clinical evidence for their individual therapy.@*METHODS@#A total of 145 middle aged EKOA patients(182 knees) who received arthroscopic surgery or conservative treatment from January 2015 to December 2016 were retrospectively enrolled, including 35 males and 110 females, aged from 47 to 79 years old with an average of (57.6±6.9) years old, and the duration of disease ranged from 6 to 48 months with an average of(14.6±8.9) months. According to treatment method, patients were divided into arthroscopic surgery group (47 patients, 58 knees) and conservative treatment group(98 patients, 124 knees). Before treatment, patients presented with symptoms of knee joint, such as pain, swelling, locking, limited flexion and extension, and weakness, as well as abnormal findings in knee X-ray (without or suspicious joint space narrow, and a few of osteophyte formation) or in knee MRI (injury or degeneration of articular cartilage or meniscus, loose body in the joint cavity and synovial hyperemia edema, etc). Related data were collected, including duration of knee symptoms, presence of meniscus injury, loose body in the joint cavity or mechanical symptoms such as locking, and visual analogue scale (VAS) and Lysholm knee function score before treatment and at the latest follow-up. Statistical analysis was performed to compare the differences in VAS or Lyshilm score before or after treatment between the low groups and within each group.@*RESULTS@#Patients in the two groups were followed up from 60 to 76 months. In the arthroscopic surgery group, the incision healing was good and no surgical complications occurred. There were no significant differences in age, gender, BMI and follow-up time between the two groups(P>0.05). Before treatment, compared with conservative group, duration of symptoms in the arthroscopic group was longer (P<0.001), comorbidity rates of meniscus injury (P<0.001), free body (P=0.001) and mechanical symptoms (P<0.001) were higher, VAS (P<0.001) and Lysholm score (P<0.001) were worse. At the final follow-up, VAS and Lysholm score in either the conservative group or the arthroscopic group were significantly better than before treatment (P<0.05), while no significant differences between the two groups were found. The VAS was (1.5±1.2) scores in the arthroscopic group and (1.6±1.0)scores in the conservative group(P=0.549), and the Lysholm score was (84.9±12.5) scores in the arthroscopic group and (84.2±9.9) scores in the conservative group (P=0.676).@*CONCLUSION@#Both arthroscopic surgery and conservative treatment have satisfactory intermediate clinical effect middle- aged patients with EKOA, without statistically differences. However, most of the patients before surgery in the arthroscopic treatment group had mechanical locking symptoms caused by meniscus injury or loose body. Therefore, for the middle-aged EKOA patients with mechanical locking symptoms or without obtaining satisfactory outcome after conservative treatment, arthroscopic surgery may be considered.

Long-term outcomes of lateral femoral notch after early anterior cruciate ligament reconstruction / 中国骨伤

OBJECTIVE@#To investigate the outcome of lateral femoral notch (LFN) after early anterior cruciate ligament (ACL) reconstruction and evaluate the recovery of knee joint function after the operation.@*METHODS@#The clinical data of 32 patients who underwent early ACL reconstruction from December 2015 to December 2019 were retrospectively analyzed. The study included 18 males and 14 females, aged 16 to 54 years old, with an average age of (25.39±2.82) years. The body mass index (BMI) of the patients ranged from 20 to 30 kg/cm2, with an average of (26.15±3.09) kg/cm2. Among them, 6 cases were caused by traffic accidents, 19 by exercise, and 7 by the crush of heavy objects. MRI of all patients showed LFN depth was more than 1.5 mm after injury, and no intervention for LFN was performed during surgery. Preoperative and postoperative depth, area, and volume of LFN defects were observed by MRI data. International Cartilage Repair Society (ICRS) score, Lysholm score, Tegner activity levels, and knee injury and osteoarthritis outcome score (KOOS) were analyzed before and after the operation.@*RESULTS@#All patients were followed up from 2 to 6 years with an average of (3.28±1.12) years. There was no significant difference in the defect depth of LFN from (2.31±0.67) mm before the operation to (2.53±0.50) mm at follow-up (P=0.136). The defect area of LFN was decreased from (207.55±81.01)mm2 to (171.36±52.69)mm2 (P=0.038), and the defect volume of LFN was decreased from (426.32±176.54) mm3 to (340.86±151.54)mm3 (P=0.042). The ICRS score increased from (1.51±0.34) to (2.92±0.33) (P<0.001), the Lysholm score increased from (35.37±10.54) to (94.46±8.45) (P<0.001), and the Tegner motor score increased from (3.45±0.94) to (7.56±1.28), which was significantly higher than that of the preoperative data (P<0.001). The KOOS score of the final follow-up was 90.42±16.35.@*CONCLUSION@#With the increase of recovery time after anterior cruciate ligament reconstruction, the defect area and volume of LFN decreased gradually, but the defect depth remained unchanged. The knee joint function of the patients significantly improved. The cartilage of the LFN defect improved, but the repair effect was not good.

Risk factors for infections after arthroscopic rotator cuff repair / 中国骨伤

OBJECTIVE@#To explore risk factors for infections after arthroscopic rotator cuff repair, and improve the under standing for reducing infection.@*METHODS@#Clinical data of 2 591 patients who underwent arthroscopic rotator cuff repair from January 2019 to January 2022 were retrospectively analyzed, including 1 265 males and 1 326 females, aged from 25 to 82 years old with an average age of (51.5±15.6) years old. They were divided into infection group(n=18) and uninfected group(n=2 573) according to whether or not patients had postoperative infection. Gender, age, smoking, diabetes, body mass index, local closure within 1 month before operation, operation time, preventive use of antibiotics, and internal fixation implantation between two groups were recorded. Univariate Logistic regression analysis screened factors associated with infections after arthroscopic rotator cuff repair. Theresultswere entered into the multivariate logistic regression analysis, screening the high risk factors for infections after arthroscopic rotator cuff repair.@*RESULTS@#In 2 591 patients, 18 patients were infected after operation, infection rate was 0.69%. Univariate Logistic regression analysis showed that gender, age, operation time, antibiotic prophylaxis, internal fixation implantation were risk factors for infections after arthroscopic rotator cuff repair. Multivariate Logistic regression analysis showed male(OR=14.227), age≥65 years(OR=34.313), operation time≥2 h (OR=15.616), without antibiotic prophylaxis(OR=4.891), and internal fixation implantation(OR=5.103) were major risk factors for infection after arthroscopic rotator cuff repair(P<0.05).@*CONCLUSION@#Male, age≥65 years, operation time≥2 h, without antibiotic prophylaxis and internal fixation implantation were independent risk factors for infection after arthroscopic rotator cuff repair. Early diagnosis and timely treatment should be carried out to reduce the incidence of infection.

Effectiveness of arthroscopic binding fixation using suture through single bone tunnel for posterior cruciate ligament tibial insertion fracture in adults / 中国修复重建外科杂志

OBJECTIVE@#To explore the effectiveness of arthroscopic binding fixation using suture through single bone tunnel for posterior cruciate ligament (PCL) tibial insertion fractures in adults.@*METHODS@#Between October 2019 and October 2021, 16 patients with PCL tibial insertion fractures were treated with arthroscopic binding fixation using suture through single bone tunnel. There were 11 males and 5 females with an average age of 41.1 years (range, 26-58 years). The fractures were caused by traffic accident in 12 cases and sports in 4 cases. The time from injury to operation ranged from 2 to 10 days with an average of 6.0 days. The fractures were classified as Meyers-McKeever type Ⅱ in 4 cases and type Ⅲ in 9 cases, and Zaricznyi type Ⅳ in 3 cases. There were 2 cases of grade Ⅰ, 7 cases of grade Ⅱ, and 7 cases of grade Ⅲ in the posterior drawer test. There were 3 cases combined with lateral collateral ligament injury and 2 cases with meniscus injury. The visual analogue scale (VAS) score, Lysholm score, International Knee Documentation Committee (IKDC) score, and knee range of motion were used to evaluate knee joint function. The posterior drawer test and knee stability tester (Kneelax 3) were used to evaluate knee joint stability. The X-ray films were used to evaluate fracture reduction and healing.@*RESULTS@#All incisions healed by first intention after operation. There was no incision infection, popliteal neurovascular injury, or deep venous thrombosis of lower limbs. All patients were followed up 6-12 months, with an average of 10 months. X-ray films at 6 months after operation showed the fractures obtained bone union. There were 11 cases of grade 0, 4 cases of gradeⅠ, and 1 case of grade Ⅱin posterior drawer test, showing significant difference when compared with preoperative results ( Z=23.167, P<0.001). The VAS score, Lysholm score, IKDC score, knee range of motion, and the results of Kneelax3 examination all significantly improved when compared with preoperative results ( P<0.05).@*CONCLUSION@#For adult patients with PCL tibial insertion fractures, the arthroscopic binding fixation using suture through single bone tunnel has the advantages of minimal trauma, good fracture reduction, reliable fixation, and fewer complications. The patient's knee joint function recovers well.

Mid-term effectiveness of arthroscopic "mini incision" transtendon repair for partial articular-sided supraspinatus tendon avulsion lesion / 中国修复重建外科杂志

OBJECTIVE@#To explore the mid-term effectiveness of arthroscopic "mini incision" transtendon repair for partial articular-sided supraspinatus tendon avulsion (PASTA) lesion.@*METHODS@#A clinical data of 39 patients with PASTA lesions, who underwent the arthroscopic "mini incision" transtendon repair and met the selected criteria between May 2017 and April 2021, was retrospectively analyzed. There were 13 males and 26 females, with an average age of 63.7 years (range, 43-76 years). Nine patients underwent trauma history, and no obvious inducement was found in the other 30 patients. The main clinical symptom was shoulder pain with positive hug resistance test. The interval from symptom onset to operation was 3-21 months (mean, 8.3 months). The visual analogue scale (VAS) score, University of California Los Angeles (UCLA) shoulder score, American Association of Shoulder and Elbow Surgeons (ASES) score and shoulder range of motion (ROM) of forward flexion, abduction, and external rotation were used to evaluate shoulder function. MRI was performed to assess the structural integrity and tension of reattached tendon. Patient satisfactions were calculated at last follow-up.@*RESULTS@#All incisions healed by first intention with no complications such as incision infection or nerve injury. All patients were followed up 24-71 months (mean, 46.9 months). The VAS, UCLA, and ASES scores significantly improved at 24 months after operation when compared with preoperative ones ( P<0.05). The ROMs of forward flexion and external rotation of the shoulder joint significantly increased at 3 and 24 months, and further increased at 24 months compared to 3 months, with significant differences ( P<0.05). However, the ROM of abduction of the shoulder joint at 3 months did not significantly improve compared with that before operation ( P>0.05), and it was significantly greater at 24 months than before operation and at 3 months after operation ( P<0.05). At last follow-up, the patients were very satisfied with the effectiveness in 30 cases (76.9%), satisfied in 5 cases (12.8%), and dissatisfied in 4 cases (10.3%). At 6 months after operation, 31 patients underwent reviews of MRI scans, of which 28 patients possessed intact structural integrity, good tendon tension and tendon healing, and 3 patients underwent tendon re-tear.@*CONCLUSION@#Arthroscopic "mini incision" transtendon repair in treatment of PASTA lesion could obtain satisfying mid-term effectiveness with low risk of tendon re-tear.