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Article in English | WPRIM | ID: wpr-878417


Speech could be used, because it was a neuromuscular movement without teeth contact. The method was stable, however it was used more in vertical relation deciding. More study was needed in the horizontal relation deciding. This article was to explain why and how to use phonetic method to decide jaws relation, through literature review.

Denture Design , Denture, Complete , Jaw , Phonetics
J. oral res. (Impresa) ; 9(2): 84-85, abr. 30, 2020. ilus
Article in English | LILACS | ID: biblio-1151829
Prensa méd. argent ; 106(2): 96-102, 20200000. fig
Article in English | LILACS, BINACIS | ID: biblio-1369351


Nowadays, a lot of people need in reconstruction of the teeth in connection with their loss. Before prosthetics or any other manipulations, a person wants to quickly see the aesthetic appearance of his future tooth. At the moment, many dentists use the option of verbal explanation to the patient, what will look like a smile or a front row of teeth after treatment, but the visual representation of the person remains aside. But now this can be achieved with the help of "Digital smile design", which shows the person the final result of the dentition. This technology has a number of advantages. Some of them are the rapid creation of a prototype model and high accuracy in the manufacture of work. Thanks to these technologies, communication between the specialist and the patient has been facilitated. The digital smile design has simplified the doctor's work process and reduced patient data processing time. From now on, achieving aesthetic results in the reconstruction of teeth for the dentist is not a problem.

Humans , Decision Making, Computer-Assisted , Tooth Loss/therapy , Denture Design/methods , Dental Prosthesis Design/methods , Computer-Aided Design , Proof of Concept Study
Article in Chinese | WPRIM | ID: wpr-781337


This article reports a case of an orthodontic adolescent patient without a right inferior incisor. The right lower canine was used as the abutment. The single-retainer all-ceramic resin-bonded fixed partial denture was used to restore the complete dentition. Thus, the missing space was filled, and the function and aesthetics were restored.

Adolescent , Ceramics , Denture Design , Denture, Partial, Fixed , Denture, Partial, Fixed, Resin-Bonded , Esthetics, Dental , Humans , Incisor
Article in Chinese | WPRIM | ID: wpr-827510


This study aims to apply a new expert system to design removable partial denture (RPD) framework. The RPD design is completed in three steps, namely, "selecting missing teeth", "selecting abutment condition", and "selecting personalized clasp". The system can help auxiliary dentists develop personalized treatment plans to reduce their clinical workload. It can also generate a dental preparation guideline for clinical preparation, which can prevent tooth preparation mistakes. By generating the standard electronic drawings of the framework design, the system can reduce the inconvenience caused by manual drawing, thereby facilitating dentist-technician communication and reducing the rate of remade.

Dental Abutments , Denture Design , Denture, Partial, Removable , Expert Systems , Tooth
Article in Chinese | WPRIM | ID: wpr-772660


OBJECTIVE@#This study aims to investigate the fracture resistance and short-term restorative effects of resin-bonded fixed partial dentures (RBFPDs) made from heat-pressed lithium-disilicate-based glass-ceramic (IPS e.max press) and zirconia ceramic (WIELAND) and retained by all-ceramic guiding plates when used to restore missing mandibular second premolars.@*METHODS@#A total of 64 human mandibular first premolars and first molars were prepared as abutments, then were randomly divided into 4 groups (n=8): E0, heat-pressed ceramic RBFPDs, no cyclic loading; E1, heat-pressed ceramic RBFPDs exposed to 300 000 cycles of dynamic loading; W0, zirconia ceramic RBFPDs, no cyclic loading; and W1, zirconia ceramic RBFPDs exposed to 300 000 cycles of dynamic loading. Fracture strength was tested in a universal testing machine.@*RESULTS@#The medians of fracture strength were 1 242.85 N±260.11 N (E0), 1 650.85 N±206.77 N (W0), 1 062.60 N±179.98 N (E1), and 1 167.61 N±265.50 N (W1). Statistical analysis showed that all the groups exhibited significantly higher fracture strength compared with the maximum bite force in the premolar region (360 N; P0.05). Significant statistical differences were found between the zirconia ceramic groups (W0 and W1, P0.05) after dynamic loading.@*CONCLUSIONS@#The RBFPDs retained by all-ceramic guiding plates exhibited promising fracture properties and optimal short-term restorative effects when used to restore missing mandibular second premolars.

Bicuspid , Ceramics , Dental Porcelain , Dental Restoration Failure , Dental Stress Analysis , Denture Design , Denture, Partial, Fixed , Denture, Partial, Fixed, Resin-Bonded , Humans , Materials Testing , Zirconium
Braz. dent. j ; 29(4): 342-346, July-Aug. 2018. graf
Article in English | LILACS | ID: biblio-974171


Abstract The aim of this is was evaluate the vertical and horizontal marginal adaptation of 3-unit fixed partial denture frameworks fabricated using different techniques and CAD/CAM systems. A total of 40 framework specimens were fabricated and divided into four groups as follows: lost-wax casting (G1); lost-wax casting with welding (G2); extraoral optical scanning of models (3S/DWOS) (G3); intraoral optical scanning (Cerec Bluecam/Sirona) (G4). A reference model was used to simulate a fixed partial denture with three elements (with a central pontic). The frameworks of G1 and G2 were cast in nickel-chromium (NiCr) alloy, whereas those of G3 and G4 were milled in zirconia. In all groups, vertical and horizontal marginal adaptation (over-contour and under-contour) was evaluated using a three-dimensional optical microscope (Quick Scope, Mitutoyo). The results showed higher vertical marginal misfit in G1 than in the other groups (p<0.001). Regarding horizontal marginal misfit, higher over-contour values occurred in G3 than in the other groups (p<0.001). G3 did not show under-contour at all, whereas the other groups did not differ from each other in this regard (p>0.05). Within the limitations of this study, it can be concluded that lost-wax casting with welding is a viable alternative to the use of CAD/CAM systems to fabricate frameworks of three-unit FPDs, since the techniques yielded similar vertical misfit values. Extra-oral CAD/CAM systems showed the highest horizontal misfit (over-contour) compared to other groups.

Resumo O objetivo deste estudo foi avaliar a adaptação marginal vertical e horizontal de infraestruturas de prótese fixas de três elementos confeccionadas por diferentes técnicas e diferentes sistemas CAD/CAM. Um total de 40 infraestruturas foram confeccionadas e divididas em quatro grupos: fundição por cera perdida (G1); fundição por cera perdida com ponto de solda (G2); escaneamento óptico extraoral para escaneamento do modelo (3S/DWOS); escaneamento óptico intraoral (Cerec Bluecam/Sirona) (G4). Uma matriz metálica foi utilizada para simular uma prótese fixa de três elementos (com pôntico central). As infraestruturas do G1 e G2 foram fundidas em liga metálica de níquel-cromo (NiCr), enquanto que as infraestruturas de G3 e G4 foram fresadas em zircônia. Todos os grupos foram analisados quanto à adaptação marginal vertical e horizontal (sobrecontorno e subcontorno) em microscópio óptico tridimensional (Quick Scope, Mitutoyo). Os resultados apresentaram maiores valores de desadaptação marginal vertical no G1 comparados aos outros grupos (p<0,001). Em relação a desadaptação marginal horizontal, maiores valores de sobrecontorno foram observado no G3 em comparação com os demais grupos (p<0,001). Não foi observado valores de subcontorno para o G3, enquanto que os demais grupos não apresentaram diferença significante para o subcontorno (p> 0,05). Dentro das limitações do presente estudo, pode-se concluir que a técnica convencional após ponto de solda é uma alternativa viável para confecção de infraestruturas de próteses fixas de três elementos comparado ao uso de sistemas CAD/CAM, uma vez que as técnicas apresentaram valores de adaptação marginal vertical similares. Os sistemas CAD/CAM extraoral apresentou o maior desajuste horizontal (sobrecontorno) em comparação com outros grupos.

Humans , Dental Casting Technique , Denture Design/methods , Computer-Aided Design/instrumentation , Dental Marginal Adaptation , Denture, Partial, Fixed , Dental Materials , Models, Theoretical
J. oral res. (Impresa) ; 7(4): 127-133, abr. 27, 2018. ilus, graf, tab
Article in English | LILACS | ID: biblio-1120766


The purpose of this study was to evaluate the accuracy of a dental model fabricated using the CAD/CAM milling method and the 3D printing method. materials and method: this study was conducted in sequence of the digitization of the master model using an intraoral scanner, the manufacturing of working models (milling model, Multi-jet printing model and color-jet printing model) by using the scan data of the master model, the digitization of the working model by using a laboratory scanner, the superimposition of the digital data of the master model and working models using inspection software, and 3-dimensional analysis. ten measurements per group were done by one practitioner. one-way ANOVA and Tukey's post-hoc test were performed to compare the difference between the three groups. results: the overall difference in models caused by the manufacturing method was measured as 73.05µm±9.64µm, 84.52µm±4.78µm, and 96.05µm±5.43µm in the milling group, multi-jet printing group and color-jet printing group, respectively. the difference according to the shape of the teeth, the abutment teeth among the three parts was recorded with the lowest values as 19.18±2.08µm, 77.10±7.48µm, and 56.63±4.58µm. conclusions: dental models manufactured by the CAD/CAM milling method presented superior accuracy over the models manufactured by the 3D printing method. therefore, the use of optimized CAD software and appropriate materials is crucial for the fabrication accuracy of dental models.

Humans , Dental Implants , Computer-Aided Design/trends , Dentistry/methods , Dentistry/trends , Printing, Three-Dimensional/trends , Software , Dental Impression Technique/trends , Denture Design/methods , Denture Design/trends
West Indian med. j ; 67(1): 89-93, Jan.-Mar. 2018. graf
Article in English | LILACS | ID: biblio-1045810


ABSTRACT Tooth and bone preservation is essential to support dentures, especially for elderly patients. Retaining the existing teeth and roots for an overdenture postpones edentulism, and this is a convenient alternative to complete dentures and extraction of teeth. Root-supported overdentures attach to the roots with precision attachments. The fit of the attachment of both the denture and the roots or implants is very important for overdentures. The combination of the attachments increases the retention and stability of attachment-retained overdentures. This technique describes an alternative procedure to fabricate root-supported overdentures with combined locator and casted telescopic attachments.

RESUMEN La preservación de los dientes y los huesos es esencial para apoyar las dentaduras postizas, especialmente para pacientes de edad avanzada. Retener los dientes y raíces existentes para una sobredentadura aplaza el edentulismo, y constituye una alternativa conveniente para completar las dentaduras postizas y la extracción de dientes. Las sobredentaduras apoyadas en la raíz se unen a las raíces con aditamentos de precisión. El ajuste del aditamento tanto de la dentadura como de las raíces o implantes es muy importante para las sobredentaduras. La combinación de los aditamentos aumenta la retención y la estabilidad de las sobredentaduras retenidas por aditamento. Esta técnica describe un procedimiento alternativo para fabricar sobredentaduras ancladas en la raíz con un localizador combinado y aditamentos telescópicos fundidos.

Humans , Female , Aged , Post and Core Technique , Denture Design/methods , Denture Precision Attachment , Dental Impression Technique , Denture, Overlay
Article in Korean | WPRIM | ID: wpr-742090


Occlusal disharmony is frequently observed among edentulous patients. When artificial teeth come into contact, the unfavorable displacing force may lead to the discomfort, mucosal trauma, or even neuromuscular alterations and emotional disturbances. An optimal occlusal scheme is a critical factor for successful complete dentures. For this case, an edentulous patient with significant interarch size discrepancy due to mandibular prognathism contributing to inadequate function of dentures was treated with complete dentures. The posterior cross-bite tooth setup for compensating the abnormal jaw relations provided a stable and retentive complete denture prosthesis, which was considered adequate by both patient and dentist.

Affective Symptoms , Dentists , Denture Design , Denture, Complete , Dentures , Humans , Jaw , Prognathism , Prostheses and Implants , Tooth , Tooth, Artificial
Prosthes. Lab. Sci ; 7(25): 14-21, out.-dez. 2017. ilus
Article in Portuguese | LILACS, BBO | ID: biblio-880534


Este artigo descreve os passos para a utilização da filosofia da Técnica da Zona Neutra. Através dessa filosofia, procura-se localizar uma área, em boca, onde as forças geradas pela língua são neutralizadas pelas forças geradas pelos lábios e bochechas, estabilizando assim a prótese.

This article describes step-by-step the application of the Neutral Zone technique philosophy. It is based upon the concept that for each individual patient, there is within the denture space a specific area where the function of the musculature will not unseat the denture and where forces generated by the tongue are neutralized by the forces generated by the lips and cheeks.

Humans , Biomechanical Phenomena , Dental Impression Technique , Dental Occlusion, Balanced , Denture Design/methods , Denture Retention , Denture, Complete, Lower
Odontología (Ecuad.) ; 19(2): 53-73, 2017.
Article in Spanish | LILACS | ID: biblio-996431


En la actualidad los tratamientos estéticos restauradores han adquirido una importancia fundamental dentro de los consul-torios dentales, debido a la importancia que los pacientes han dado a su sonrisa como un factor que les ayuda a mejorar su autoestima y calidad de vida. Paciente de sexo femenino de 39 años de edad, que acudió a la consulta con el deseo de mejorar su sonrisa, debido a que ya recibió un tratamiento anterior pero no se encontraba satisfecha. Al examen clínico presentó agenesia de la pieza dental 22 y en su lugar se encontró un canino con una corona de metal porcelana defectuosa, diastema entre las piezas 23 y 21, atrición de las piezas 11 y 21, discromía de la 12 y asimetría dental de los dientes anterosuperiores. El objetivo del presente caso clínico es describir un método muy riguroso de análisis dentofacial que permita llegar a un diagnóstico preciso y de esta forma establecer un Plan de Tratamiento Integral (Funcional, Biológico y Estético), transformando el canino en incisivo lateral y mejorando la sonrisa de la paciente.

Nowadays aesthetic restorative tratments have accuried a main importance in dental clinics, because of the importance that patients give to their smile as a factor that helps thems to improve their self steem and life quality. Female patient aged 39 years old, comes for consultation wishing to improve her smile, having recived a prior treatment that didnt satisfy her. Clinical examination revealed agenesia of tooth 22 and in its place a canine with a defective metal ceramic crown was found, spacing between teeth 23 and 21, atrition on teeth 11 and 21, discromia of tooth 12 and dental asimmetry of upper front teeth. The objective of this case report is to describe a rigurous dentofacial analisys which allows to obtain a precisse diagnosis and stablish a integral treatment plan (Funtional, Biological and Aesthetical) transforming the canine to lateral incisor and im-proving the patients smile.

Atualmente, os tratamentos estéticos restaurativos têm adquirido uma importância fundamental nas consultas odontológi-cas, devido à importância que os pacientes deram ao seu sorriso como um fator que os ajuda a melhorar sua auto-estima e qualidade de vida.Uma paciente do sexo feminino de 39 anos que foi à consulta odontológica com o desejo de melhorar o sorriso dela, devi-do que já havia recebido tratamento prévio, mas não estava satisfeita. No exame clínico, ela apresentou uma agenesia do dente 22 e no espaço dele encontrou-se um canino com uma coroa de metal porcelana defeituosa, diastema entre os dentes 23 e 21, desgaste dos dentes 11 e 21, mudança de cor do 12 e assimetria dentária dos dentes supero-anteriores. O objetivo deste reporte de caso clínico é descrever um método muito rigoroso de análise dentofacial que nos permita chegar a um diagnóstico preciso e assim estabelecer um Plano de Tratamento Integral (Funcional, Biológico e Estético), transformando o canino em um incisivo lateral, melhorando o sorriso da paciente.

Smiling , Case Reports , Denture Design , Esthetics , Esthetics, Dental , Anodontia , Tooth Bleaching , Dental Calculus , Dental Veneers , Extraoral Traction Appliances , Gingivectomy
Prosthes. Lab. Sci ; 5(20): 14-20, jul.-set. 2016. ilus
Article in Portuguese | LILACS, BBO | ID: biblio-848094


A confecção de uma Prótese Total Imediata é um procedimento complexo para os profissionais e estressante para o paciente. O presente artigo descreve a sequência clínica do planejamento à realização deste procedimento, com segurança e previsibilidade.

The fabrication of an Immediate Complete Denture is a complex procedure for the practitioners involved and a stressing situation for the patient. This article describes the clinical sequence for planning and performing this procedure with safety and predictability.

Humans , Denture Design/methods , Denture, Complete, Immediate/statistics & numerical data , Esthetics, Dental , Mouth Rehabilitation , Prosthesis Fitting
In. Uberlândia; Natal; Curitiba. Fundamentos da prótese sobre implantes. Rio de Janeiro, Elsevier, jan. 2016. p.65-85, ilus. (BR).
Monography in Portuguese | LILACS, BBO | ID: biblio-872076
Full dent. sci ; 7(26): 104-113, abr. 2016. tab, ilus
Article in Portuguese | LILACS, BBO | ID: lil-786854


O anseio por um sorriso estético vem sendo cada vez mais o motivo pelo qual os pacientes procuram o tratamento odontológico. Para que os objetivos estéticos sejam alcançados, existem alguns princípios que auxiliam os profissionais da área a restabelecer a harmonia estética do sorriso de seus pacientes. As discrepâncias de tamanho dentário nos dentes anterossuperiores afetam a estética do sorriso, podendo causar a falta de uma relação de proporcionalidade entre eles, evidenciada pela presença de diastemas múltiplos no segmento estético anterior do arco. O diagnóstico da alteração de dimensão mésio-distal dentária deve ser realizado antes do tratamento ortodôntico pelo emprego da Análise de Bolton para a previsibilidade do tratamento. Para a correção dessas alterações, torna-se necessária uma interdisciplinaridade entre a Ortodontia e a Dentística Restauradora, em que, para a finalização satisfatória do tratamento ortodôntico. Foi utilizado a proporção áurea, aplicada às Grades de Levin, restabelecendo a estética do sorriso.

Most patients who search for dental care are interested on aesthetic improvement of their smile. In order to achieve a harmonic smile, there are some principles that guide dental professionals to restore dental aesthetics. The discrepancies related to the size and position of the anterior-superior teeth affect the esthetic of the smile. As there is no proportional relation between the teeth, it could determine the presence of multiple diastemas in this segment. Regarding the treatment plan, the analysis of dimensional changes in mesio-distal tooth size should be performed before orthodontic treatment, using the Bolton analysis for treatment predictability. After the analysis, if there is any discrepancy between the positioning of teeth and presence of diastema, a multidisciplinary intervention is necessary. It is possible to achieve esthetic results through a multidisciplinary approach with Orthodontics and Restorative Dentistry. For a satisfactory result of the treatment, the Levin scale, which is based on the Golden Proportion, was used to restore aesthetics.

Humans , Male , Adolescent , Diastema , Esthetics, Dental , Orthodontics , Denture Design/methods , Photography, Dental/methods , Radiography, Dental/instrumentation
Full dent. sci ; 7(25): 71-80, jan.2016. ilus
Article in Portuguese | LILACS | ID: lil-790081


O edentulismo é um problema de saúde pública que afeta indivíduos em diversas esferas de vida: fisiológica, psicológica e social. Para solucionar esse problema, a Odontologia dispõe de várias alternativas como próteses totais convencionais mucossuportadas e as próteses sobre implantes. A prótese implanto-suportada como alternativa para o tratamento do edentulismo apresenta resultados superiores quando comparada às próteses convencionais, pois tem a grande vantagem de proporcionar retenção através da fixação ao implante osseointegrado. A proposta de reabilitação com suporte de implantes tem revolucionado a Odontologia por proporcionar melhor conforto, eficiência na mastigação, estética superior, confiança ao falar em público e, portanto, melhora na qualidade de vida. Atualmente, há dois modelos de próteses aplicadas aos desdentados totais: sobredentaduras, que são as próteses totais móveis suportadas por implantes osseointegrados (overdenture Implanto-retidas) e próteses totais fixas designadas como protocolos fixos e/ou protocolo Brånemark. O presente trabalho tem como objetivo relatar um caso clínico de um paciente do sexo feminino reabilitado com prótese total convencional no arco superior e prótese total fixa implanto-suportada imediata e, posteriormente, mediata no arco inferior...

Edentulism is a public health problem that affects people in various spheres of life: physiological, psychological and social. To solve this problem, dentistry offers several alternatives such as conventional dentures and implant-supported prosthesis. The implant-supported prosthesis as an alternative for the treatment of tooth loss has higher results than conventional prostheses, due to the fact of providing retention through attachment to the osseointegrated implant. The proposal of rehabilitation through implant-supported prosthesis has revolutionized dentistry as it provides better comfort, efficiency in chewing, superior aesthetics, and security at public speaking, therefore, improving the quality of life. Currently, there are two models of prostheses applied to edentulous patients; overdentures that are mobile dentures supported by dental implants (Implant-retained overdenture) and fixed dentures designated as fixed protocols and /or Brånemark protocol. The aim of this study is to report a case of a female patient rehabilitated with conventional denture in the maxilla and implant-supported fixed denture immediate and subsequently mediate in the mandible...

Humans , Female , Middle Aged , Dental Implantation/methods , Mandible , Osseointegration , Prostheses and Implants , Mouth Rehabilitation/methods , Consumer Behavior , Denture Design/methods , Radiography, Panoramic/instrumentation
Full dent. sci ; 7(25): 114-118, jan.2016. ilus
Article in Portuguese | LILACS | ID: lil-790086


A busca por um sorriso esteticamente agradável pelos pacientes e profissionais promove o desenvolvimento de materiais e técnicas alternativas de tratamentos para modificar a aparência estética. Tal evolução possibilitou que alterações de cor, forma, posição, tamanho, volume e textura dos dentes fossem corrigidos de maneira conservadora e duradora. As novas resinas, quando bem indicadas, podem perfeitamente serem utilizadas, sem nenhum comprometimento do resultado final. O planejamento de situações clínicas que envolvem alterações dentais depende da integração de conceitos restauradores para a obtenção de resultados previsíveis e naturais. Dentro dessa perspectiva, este relato de caso demonstra o restabelecimento estético do sorriso baseado em um diagnóstico associado a um planejamento prévio com fotografias, modelos de estudo, enceramentos de diagnóstico, confecção de mock-up e restauração, promovendo resultado final bastante satisfatório...

The search for an aesthetically pleasing smile by patients and professionals, promotes the development of materials and techniques alternative treatments to modify the aesthetic appearance. This evolution has enabled color changes, shape, position, size, volume and texture of the teeth were corrected so conservative and enduring. The new resins, and when indicated, may well be used, without compromising the final result. The planning of clinical conditions that involve changes depends on the dental restorative integration concepts in order to obtain natural and predictable results. Within this perspective, this case report demonstrates the aesthetic restoration of smile based on a diagnosis associated with a prior planning with photographs, study models, diagnostic wax-up, making mock-up and restore, promoting end result quite satisfactory...

Humans , Female , Young Adult , Esthetics, Dental , Denture Design/methods , Composite Resins/chemistry , Photography, Dental , Smiling
Article in Chinese | WPRIM | ID: wpr-259440


<p><b>OBJECTIVE</b>To evaluate the clinical performance of glass fiber reinforced resin-bonded fixed partial denture(GFR-RBFPD) as a periodontal splint on abutment teeth with reduced periodontal support.</p><p><b>METHODS</b>Thirty fixed-fixed GFR-RBFPD were delivered to restore anterior partial edentulous dentitions. The adjacent abutment teeth had severely reduced periodontal support and were not indicated for full crown retained FPD. The success rate and functional survival rate had been recorded and the periodontal condition had been evaluated for 4 years. The results were statistically analyzed with single factor variance analysis and chi square test(α=0.05).</p><p><b>RESULTS</b>In the first, second, and third year following restoration, one connector fractured in each year and they were repaired with adhesive resin and the pontics were kept in place for function. In the third and fourth years after restoration, there was one pontic displacement with fracture of connectors. The total survive rate was 83%(25/30) and the functional survival rate was 93% (28/30) at the end of the fourth year. The main reason of failure was fracture of connector. About 22%(13/60) of the adjacent teeth showed marginal bone height decrease, while the other 78% (47/60) increased with statistic significant difference from one year after the restoration to the end of the observation term(P<0.05). The periodontal condition of the adjacent teeth was improved after the restoration.</p><p><b>CONCLUSIONS</b>The four years clinical evaluation indicates that the GFR-RBFPD may be used as fixed prostheses to replace lost one to three anterior teeth with reduced periodontal support of abutment teeth.</p>

Composite Resins , Dental Abutments , Dental Restoration Failure , Denture Design , Denture Retention , Denture, Partial, Fixed , Denture, Partial, Fixed, Resin-Bonded , Glass , Humans , Incisor , Periodontal Splints , Time Factors
Article in Chinese | WPRIM | ID: wpr-309113


<p><b>OBJECTIVE</b>To discuss the cause of food impaction after fixed denture restoration and to analyze the therapeutic effect of gap expansion and resin repair.</p><p><b>METHODS</b>A total of 100 patients who suffered from food impaction after they received fixed partial denture were chosen. The cause of food impaction was analyzed. Treatment methods were applied on the basis of different causes. Gap expansion and resin repair were implemented to remove food impaction caused by the poor contact of the denture with healthy adjacent teeth.</p><p><b>RESULTS</b>The poor contact between fixed denture and healthy adjacent teeth was the major cause of food impaction (70%) . The effective rate of treatment among patients who received fixed partial denture but suffered from food impaction after 3 years was 100%.</p><p><b>CONCLUSIONS</b>The proposed method can be applied to treat food impaction caused by the poor contact of denture with healthy adjacent teeth.</p>

Denture Design , Denture, Partial, Fixed, Resin-Bonded , Food , Humans
Article in English | WPRIM | ID: wpr-213522


For patients with systemic diseases who face difficulties visiting dental clinics, wearing fixed partial denture in the anterior region on the same day of tooth extraction can reduce the total period of treatment and the number of visits, as well as post-treatment psychological effect on the patient.

Dental Clinics , Denture Design , Denture, Partial, Fixed , Humans , Tooth Extraction , Tooth