Artículo
Influence of Removing or Leaving the Prosthesis after Regenerative Surgery in Peri-Implant Defects: Retrospective Study: 32 Clinical Cases with 2 to 8 Years of Follow-Up
Autor/es | Astolfi, Víctor
Gómez Menchero, Alberto Ríos-Santos, J.V. Bullon, Pedro Galeote, Francisco Ríos Carrasco, Blanca Bullón de la Fuente, Beatriz Herrero Climent, Mariano |
Departamento | Universidad de Sevilla. Departamento de Estomatología |
Fecha de publicación | 2021 |
Fecha de depósito | 2022-09-09 |
Publicado en |
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Resumen | Purpose: The aim of this retrospective study was to compare the influence of removing or
not removing a prosthesis after regenerative surgery on peri-implant defects. Methods: Two different
groups were compared (Group ... Purpose: The aim of this retrospective study was to compare the influence of removing or not removing a prosthesis after regenerative surgery on peri-implant defects. Methods: Two different groups were compared (Group 1: removing the prosthesis; Group 2: maintaining the prosthesis), analyzing radiographic bone filling (n = 32 implants) after regenerative treatment in periapical radiographs. The peri-implant defects were measured before and after regenerative treatment using Bio-Oss® (Geistlich Pharma, Wohhusen, Switzerland) and a reabsorbable collagen membrane (Jason®, Botis, Berlin, Germany), the healing period was two years after peri-implant regenerative surgery. Statistical analysis was performed, and a Chi square test was carried out. To determine the groups that made the difference, corrected standardized Haberman residuals were used, and previously a normality test had been applied; therefore, an ANOVA or Mann–Whitney U test was used for the crossover with the non-normal variables in Group 1 and Group 2. Results: The results obtained suggest that a regenerative procedure with xenograft, resorbable membrane, and detoxifying the implant surface with hydrogen peroxide form a reliable technique to achieve medium-term results, obtaining an average bone gain at a radiographic level of 2.84 mm (±1.78 mm) in patients whose prosthesis was not removed after peri-implant bone regenerative therapy and 2.18 mm (±1.41 mm) in patients whose prosthesis was removed during the healing period. Conclusions: There are no statistically significant differences in the response to treatment when removing or keeping the prosthesis after regenerative surgery in peri-implant defects. |
Cita | Astolfi, V., Gómez Menchero, A., Ríos-Santos, J.V., Bullon, P., Galeote, F., Ríos Carrasco, B.,...,Herrero Climent, M. (2021). Influence of Removing or Leaving the Prosthesis after Regenerative Surgery in Peri-Implant Defects: Retrospective Study: 32 Clinical Cases with 2 to 8 Years of Follow-Up. INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTH, 18 (2) |
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