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Projeto de pós-graduação_40173 | 1.16 MB | Adobe PDF |
Advisor(s)
Abstract(s)
Este estudo visa explorar o impacto da temperatura no dano ósseo e a sua possível necrose, considerando tanto a exposição ao calor como a temperaturas mais baixas. O processo contínuo de remodelação óssea, que envolve osteoclastos e osteoblastos, é discutido como um mecanismo fisiológico de reparação óssea, sendo eficaz mesmo diante de danos térmicos.
Procedimentos cirúrgicos, que incluem o uso de instrumentos de corte e rotação, apresentam risco de sobreaquecimento, especialmente durante a perfuração óssea. O objetivo é compreender a temperatura e o tempo de exposição que levam ao dano ósseo térmico, com o objetivo final de prevenir a necrose óssea da maxila e mandíbula.
Este estudo tem como base de procura artigos em inglês, português, espanhol e francês, usando fontes como a PubMed e ScienceDirect com as palavras-chave “temperatura”, “implante dentário”, “osso alveolar”, “necrose”, “remodelação óssea”, “maxila”, “mandíbula”, “osteointegração”. A revisão analisou estudos clínicos e experimentais que investigaram a relação entre o aumento da temperatura óssea e o fracasso da osteointegração.
Os resultados indicaram que temperaturas superiores a 47 °C, por mais de 1 minuto, podem provocar necrose óssea, afetando negativamente a fixação do implante. O uso de brocas de alta qualidade e técnicas de irrigação adequada durante a perfuração são fundamentais para minimizar o aquecimento e promover melhores resultados de osteointegração.
Conclui-se que o controlo da temperatura durante a instalação dos implantes dentários é crucial para o sucesso da osteointegração. A adoção de medidas que reduzam o aquecimento ósseo, como irrigação constante e brocas adequadas, pode prevenir danos ao tecido ósseo e melhorar a taxa de sucesso dos implantes dentários.
This study aims to explore the impact of temperature on bone damage and its possible necrosis, considering both exposure to heat and lower temperatures. The continuous process of bone remodeling, which involves osteoclasts and osteoblasts, is discussed as a physiological mechanism of bone repair, being effective even in the face of thermal damage. Surgical procedures, which include the use of cutting and rotating instruments, present a risk of overheating, especially during bone drilling. The aim is to understand the temperature and exposure time that lead to thermal bone damage, with the ultimate goal of preventing bone necrosis in the maxilla and mandible. This study is based on searching for articles in English, Portuguese, Spanish and French, using sources such as PubMed and ScienceDirect with the keywords "temperature", "dental implant", "alveolar bone", "necrosis", "bone remodeling", "maxilla", "mandible", "osseointegration". The review analyzed clinical and experimental studies that investigated the relationship between increased bone temperature and osseointegration failure. The results indicated that temperatures above 47 °C for more than 1 minute can cause bone necrosis, negatively affecting implant fixation. The use of high-quality drills and adequate irrigation techniques during drilling are essential to minimize heating and promote better osseointegration results. It is concluded that temperature control during the installation of dental implants is crucial for successful osseointegration. Adopting measures that reduce bone heating, such as constant irrigation and suitable drills, can prevent damage to bone tissue and improve the success rate of dental implants.
This study aims to explore the impact of temperature on bone damage and its possible necrosis, considering both exposure to heat and lower temperatures. The continuous process of bone remodeling, which involves osteoclasts and osteoblasts, is discussed as a physiological mechanism of bone repair, being effective even in the face of thermal damage. Surgical procedures, which include the use of cutting and rotating instruments, present a risk of overheating, especially during bone drilling. The aim is to understand the temperature and exposure time that lead to thermal bone damage, with the ultimate goal of preventing bone necrosis in the maxilla and mandible. This study is based on searching for articles in English, Portuguese, Spanish and French, using sources such as PubMed and ScienceDirect with the keywords "temperature", "dental implant", "alveolar bone", "necrosis", "bone remodeling", "maxilla", "mandible", "osseointegration". The review analyzed clinical and experimental studies that investigated the relationship between increased bone temperature and osseointegration failure. The results indicated that temperatures above 47 °C for more than 1 minute can cause bone necrosis, negatively affecting implant fixation. The use of high-quality drills and adequate irrigation techniques during drilling are essential to minimize heating and promote better osseointegration results. It is concluded that temperature control during the installation of dental implants is crucial for successful osseointegration. Adopting measures that reduce bone heating, such as constant irrigation and suitable drills, can prevent damage to bone tissue and improve the success rate of dental implants.
Description
Keywords
Temperatura Implante dentário Osso Osteointegração Temperature Dental implant Bone Osseointegration