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Resultados de curación temprana de la elevación del piso sinusal de reingreso después de una perforación previa
Hyun-Chang Lim1, Seungil Shin2, Jong-Hyuk Chung2
1Department of Periodontology, Kyung Hee University College of Dentistry, Periodontal-Implant Clinical Research Institute, Kyung Hee University Medical Center, Seoul, Korea. periodent81@gmail.com.
Journal of periodontal & implant science
|February 10, 2026
Resumen
Las perforaciones anteriores de la membrana sinusal grande pueden afectar negativamente la regeneración ósea durante la elevación del piso sinusal de reingreso (SFE). Este estudio encontró significativamente menos formación de hueso nuevo en conejos con perforaciones previas en comparación con aquellos sin.
Área de la Ciencia:
- Implantología dental implantología dental.
- Regeneración ósea Regeneración ósea.
- Aumento de la sinusitis maxilar en el maxilar.
Sus antecedentes:
- La elevación del piso del seno (SFE) es un procedimiento común para los implantes maxilares.
- La perforación completa de la membrana sinusal puede ocurrir durante el SFE.
- No se comprende completamente el impacto de la perforación previa en la curación del SFE de reingreso.
Objetivo del estudio:
- Para evaluar los resultados de curación temprana de la reentrada SFE después de una perforación completa de la membrana sinusal.
- Para comparar la formación ósea en SFE con y sin perforación previa.
Principales métodos:
- Seis conejos se sometieron a una perforación intencional de la membrana sinusal (≥10 mm) y a la colocación de la matriz de colágeno.
- El SFE de reingreso se realizó después de 8 semanas tanto en senos nasales perforados como intactos.
- Se realizaron análisis micro-CT, histológicos e histomorfométricos 4 semanas después del SFE.
Principales resultados:
- No se encontraron diferencias significativas en el volumen óseo total aumentado o mineralizado a través de micro-CT.
- La histología mostró deterioro de la formación ósea cerca de la membrana en el grupo de perforación previa.
- La histomorfometría reveló significativamente menos área ósea nueva en el grupo de perforación previa (5,8 mm2) en comparación con el grupo intacto (10,5 mm2).
Conclusiones:
- La perforación completa de la membrana sinusal (>10 mm) puede comprometer la formación de hueso nuevo en la reentrada SFE.
- La perforación previa afecta negativamente a la curación temprana del hueso en el SFE.
- Se necesita más investigación para comprender las implicaciones a largo plazo.
Palabras clave:
El modelo animal es el modelo animal.Regeneración ósea Regeneración ósea.La mucosa nasal es la mucosa nasal.Aumento del suelo sinusal.Más Videos Relacionados
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