我怎么做:大动脉年间扩大 - 尼克斯和曼努吉安已经过时了吗?
Kenneth R Hassler1, Katelyn Monaghan1, China Green1
1Department of Cardiac Surgery, Michigan Medicine, Ann Arbor, Michigan.
概括
Y切口大动脉环状扩大 (AAE) 提供了一种安全有效的方法,用于在患有小大动脉环状扩大患者中进行大动脉置换. 这种技术改善了门功能并减少了并发症,为初始和再手术程序提供了有价值的替代方案.
科学领域:
- 心血管外科心血管外科
- 胸部外科手术 胸部外科手术
- 心脏外科手术 心脏外科手术
背景情况:
- 小的大动脉环/根在大动脉置换 (AVR) 中提出了挑战,可能导致低于最佳的假体尺寸和结果.
- 传统方法可能需要对周围心脏结构进行广泛的操纵,从而增加风险.
- 带有小环的重复手术AVR病例需要专门的技术来确保安全性和有效性.
研究的目的:
- 描述Y切口大动脉环状扩大 (AAE) 技术及其修改.
- 评估Y切口AAE在接受AVR的患者的短期安全性和有效性.
- 评估Y切口AAE对大动脉根尺寸,假肢尺寸和患者结果的影响.
主要方法:
- 对119名连续接受Y切口AAE的患者的回顾性分析.
- 数据收集包括术前特征,术后细节和术后结果.
- 通过计算机断层扫描评估大动脉根尺寸和门功能,进行大动脉图和心声回声.
主要成果:
- Y切口AAE允许使用更大的假肢尺寸 (中位数为29毫米),中位数环扩大为3个门尺寸.
- 平均大动脉梯度 (36至6毫米平) 的显著减少和门面积的增加 (0.9至2.2厘米2).
- 低并发症率,包括没有永久性透析,中炎或出血的重新手术;观察到 mitra和三管功能得到改善.
结论:
- Y切口AAE是一种安全有效的技术,用于在初级和再操作的AVR中管理小大动脉环形.
- 这种程序避免了对关键心脏结构的破坏,促进了最佳的假肢植入.
- 短期结果显示出有利的血液动力学结果和改善的相邻门功能.
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