进行大动脉置换手术的自动化紧固件 - - 感染性内心炎的预防作用?
Amila Kahrovic1, Harald Herkner2, Philipp Angleitner1
1Department of Cardiac Surgery, Medical University of Vienna, Vienna, Austria.
概括
与手工捆绑的结节相比,用于手术上更换大动脉的自动紧固件显著降低了传染性内心炎的风险. 这种技术为患者的长期结果提供了更安全的替代方案.
科学领域:
- 心血管外科心血管外科
- 生物材料在医学中的应用
- 手术创新 在外科创新.
背景情况:
- 在外科动脉置换 (SAVR) 中,固技术的长期临床结果仍然不确定.
- 优化SAVR技术对于改善患者预后和减少并发症至关重要.
研究的目的:
- 为了比较自动化紧固件的长期临床结果与SAVR中手工绑定的结用于固.
- 评估与每个技术相关的传染性内心炎,中风和死亡率的发生率.
主要方法:
- 分析了2016年至2022年期间接受SAVR的1405名患者队列.
- 患者根据固技术进行分组:自动紧固件 (n=829) 或手工捆绑的结 (n=576).
- 主要终点是感染性内心炎;次要终点包括中风,全因死亡率和复合结局.
主要成果:
- 自动紧固件组显示感染性内心炎的风险显著降低 (aSHR 0.44,P=0.035),包括早期发病病例 (0.4%对1.4%,P=0.032).
- 没有观察到使用紧固件增加死亡风险 (aHR 0.81,P=0.169),复合结果 (aHR 0.82,P=0.152) 或中风 (aSHR 0.82,P=0.504).
- 多变量竞争性风险回归分析,以潜在的混因素进行调整.
结论:
- 使用自动化紧固件进行部固定,对于SAVR来说优于手工捆绑的结,表明感染性内心炎的风险降低.
- 这种技术为改善SAVR患者安全和长期临床结果提供了有前途的进展.
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