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Clinical evaluation of a dermic allograft in procedures to increase attached gingiva width
Vieira, Ésio de Oliveira; Fidel Junior, Rivail Antonio Sergio; Figueredo, Carlos Marcelo da Silva; Fischer, Ricardo Guimarães.
  • Vieira, Ésio de Oliveira; State University of Rio de Janeiro. Rio de Janeiro Dental School. Discipline of Periodontology. Department of Integrated Clinical Procedures. Rio de Janeiro. BR
  • Fidel Junior, Rivail Antonio Sergio; State University of Rio de Janeiro. Rio de Janeiro Dental School. Discipline of Periodontology. Department of Integrated Clinical Procedures. Rio de Janeiro. BR
  • Figueredo, Carlos Marcelo da Silva; State University of Rio de Janeiro. Rio de Janeiro Dental School. Discipline of Periodontology. Department of Integrated Clinical Procedures. Rio de Janeiro. BR
  • Fischer, Ricardo Guimarães; State University of Rio de Janeiro. Rio de Janeiro Dental School. Discipline of Periodontology. Department of Integrated Clinical Procedures. Rio de Janeiro. BR
Braz. dent. j ; 20(3): 191-194, 2009. tab
Article in English | LILACS | ID: lil-526409
ABSTRACT
The aim of this study was to clinically evaluate the use of alloderm to increase the width of attached gingiva. Nine patients were selected. The inclusion criteria were attached gingiva smaller than 1 mm; Miller's class I and II gingival recession; patients able to attend control dental appointments; absence of periodontal pocket and endodontic treatment in the neighboring area where the acellular dermal graft would be placed. The clinical evaluation included allograft shrinkage 7, 14, 21, 30, 60 and 90 days after surgery; width of attached gingiva at the end of the study; difference in color and mobility of allograft. Allograft shrinkage was calculated by comparing its area immediately after surgery to its areas in the other days. Five standardized photographs were taken, digitized and the allograft area was measured. Paired Student's t-test was used to compare the clinical data (α=0.05). The mean allograft shrinkage 90 days after surgery was 90.43 percent and the mean width was 1.27 mm. Difference in color was observed in only 1 subject and no allograft mobility was detected. The results showed a large shrinkage of allograft 90 days after its insertion, raising doubts as to its validity for increasing the width of attached gingiva.
RESUMO
O objetivo do presente estudo foi avaliar clinicamente o uso do Alloderm no aumento da faixa de gengiva inserida. Nove pacientes foram selecionados. Os critérios de inclusão foram pacientes com faixa de gengiva inserida menor que 1 mm; recessão gengival classe I e II de Miller; pacientes com possibilidade de freqüentar as consultas de controle; ausência de bolsa periodontal e tratamento endodôntico nas áreas adjacentes onde o enxerto dérmico acelular será usado. A avaliação clínica incluiu contração do aloenxerto 7, 14, 21, 30, 60 e 90 dias após a cirurgia; faixa de gengiva inserida obtida no fim do estudo; diferença de coloração em relação aos tecidos adjacentes; mobilidade do aloenxerto 90 dias após a cirurgia. A contração do aloenxerto foi calculada comparando a área imediatamente após a cirurgia com as áreas dos outros dias. Cinco fotos padronizadas foram tiradas dos estágios analisados, escaneadas e a área mensurada. O teste t de Student foi usado para comparar os dados clínicos (p<0,05). A média de contração 90 dias após a cirurgia foi de 90,43 por cento, faixa de gengiva inserida de 1,27 mm. Diferença de cor foi observada em um paciente e nenhuma mobilidade foi detectada. Os resultados mostraram uma grande contração do aloenxerto 90 dias após sua inserção, gerando dúvidas sobre sua validade no aumento da faixa de gengiva inserida.
Subject(s)

Full text: Available Index: LILACS (Americas) Main subject: Biocompatible Materials / Collagen / Gingiva / Gingival Recession / Gingivoplasty Type of study: Observational study Limits: Adult / Female / Humans / Male Language: English Journal: Braz. dent. j Journal subject: Dentistry Year: 2009 Type: Article Affiliation country: Brazil Institution/Affiliation country: State University of Rio de Janeiro/BR

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Full text: Available Index: LILACS (Americas) Main subject: Biocompatible Materials / Collagen / Gingiva / Gingival Recession / Gingivoplasty Type of study: Observational study Limits: Adult / Female / Humans / Male Language: English Journal: Braz. dent. j Journal subject: Dentistry Year: 2009 Type: Article Affiliation country: Brazil Institution/Affiliation country: State University of Rio de Janeiro/BR