对于严重的额头环状化,可以选择透气管额头门
Takayuki Onishi1, Ahmed El-Eshmawi2, Stamatios Lerakis1
1Mount Sinai Fuster Heart Hospital, New York, NY, USA.
Annals of cardiothoracic surgery
|December 12, 2025
概括
过导管 mitra 干预 (TMVI) 为与 mitra 环状化 (MAC) 相关疾病的高风险患者提供了一个替代方案. 尽管存在诸如解剖学复杂性和设备固定等挑战,但不断发展的技术和设备正在改善门在MAC程序的结果.
科学领域:
- 心血管医学 心血管医学
- 干预心脏病学 干预心脏病学
- 生物医学工程 生物医学工程
背景情况:
- 与中枢环状化 (MAC) 相关的中枢疾病经常影响不适合手术的高风险患者.
- 过导管 mitra 干预 (TMVI) 是一个正在发展中的替代方案,但 MAC 提出了独特的解剖学挑战.
- 跨导管边缘到边缘修复 (TEER) 和跨导管中枢替换 (TMVR) 都面临着由于MAC的特殊障碍.
研究的目的:
- 审查与MAC相关的关膜疾病TMVI的挑战和进展.
- 探索当前和新兴的跨导管中枢置换 (TMVR) 设备和技术.
- 讨论减轻程序风险和改善门内MAC (ViMAC) 程序结果的策略.
主要方法:
- 审查现有的文学在环结石化 (MAC) 的背景下通过导管对干预 (TMVI) 的现有文学.
- 对MAC所带来的解剖学挑战的分析,用于跨导管边缘到边缘修复 (TEER) 和跨导管中枢置换 (TMVR).
- 评估当前和正在研究的TMVR设备 (例如,Tendyne,Intrepid,AltaValve,Cephea) 和输送方法 (横管,横管,横管,混合).
- 讨论辅助技术 (例如,LAMPOON, BATMAN) 来解决左心室外流通道 (LVOT) 的阻塞.
主要成果:
- 过导管边缘到边缘修复 (TEER) 的成功受到传单质量和MAC中减少的门面积的限制.
- 过导管 mitra 置换 (TMVR) 面临障碍,包括环状形态,定不够的化,以及左心室外流通道 (LVOT) 阻塞的风险.
- 早期的门内MAC (ViMAC) 程序的死亡率很高,但转向管横向接入和混合方法的转变显示出更好的结果.
- 新的系统和技术正在调查中,但ViMACTMVR的中期死亡率仍然令人担忧.
结论:
- 过导管 mitra 干预 (TMVI) 是一个有前途但具有挑战性的选择,用于与 mitra 环状化 (MAC) 相关的 mitra 疾病.
- 设备设计,输送系统和辅助技术的进步对于克服MAC相关的解剖复杂性至关重要.
- 持续的创新和仔细的患者选择是必要的,以建立TMVI作为这种复杂的患者群体的安全和有效治疗.
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