在极度危险的患者中,对关节解术的可行性,有效性和安全性
Gennaro Giustino1, Chantal Y Asselin1, Mostafa Naguib1
1Gagnon Cardiovascular Institute, Atlantic Health System, Morristown, New Jersey, United States.
Structural heart : the journal of the Heart Team
|September 2, 2025
概括
用MATRIX技术进行的血管内透术 (IVL) 是一种安全有效的替代方案,用于治疗高风险患者的严重缩. 这种新的方法在没有传统气球的情况下显著降低了心肌梯度.
科学领域:
- 心脏病学
- 干预心脏病学
- 结构性心脏病
背景情况:
- 严重的缩性心肌狭窄带来了重大的治疗挑战.
- 在不适合常规治疗的患者中,血管内透症 (IVL) 显示为皮肤穿透气球 mitra valvuloplasty 的前景.
- 使用更大的气球的修改后的IVL技术旨在提高传单的折叠性并减少梯度.
研究的目的:
- 评估修改IVL技术的可行性和安全性 (MATRIX) 对于严重的缩性心肌狭窄.
- 评估IVL在高风险患者中降低跨梯度的有效性.
- 确定IVL是否可以避免不符合要求的膜整形气球的使用.
主要方法:
- 在3个中心对7名高风险患者进行了MITRAL Annulo- TRIpsy (极度风险患者的MATRIX) 程序.
- 在患者中,IVL气球通过截面进行输送,该患者的转导管置换是禁忌的.
- 重复IVL治疗,直到达到令人满意的平均心肌梯度 (mMG) 降低.
主要成果:
- 患者年龄的中位数为78岁,女性为14. 3%,均属于NYHAIII- IV类.
- 在MATRIX前的mMG为9. 0mmHg,减少到最终的mMG为3. 0mmHg (绝对差异为6. 3mmHg,p < 0. 01).
- 在IVL后没有使用常规的膜整形气球;所有患者都能忍受手术,没有严重的并发症或恶化的腹.
结论:
- 在多中心环境中,使用IVL治疗缩性心肌狭窄的MATRIX技术是可行的,也是安全的.
- 这种方法有效地降低了高风险患者的平均 mitra 梯度.
- 对于标准治疗不适合的严重关狭窄症患者来说,IVL是一个有前途的替代方案.
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