血管内成像在分叉支架支架的成像
Matthew D Hordern1, Sarah L Fairley1, Scott A Harding1
1Cardiology Department, Wellington Hospital, Wellington, New Zealand.
JACC. Case reports
|November 28, 2025
概括
在左主冠状动脉分支支架支架过程中,最优的线路重新交叉至关重要. 如果不能确保正确的线位,可能会导致无意的支架变形和随后的心肌梗塞,强调需要谨慎的技术.
科学领域:
- 干预心脏病学 干预心脏病学
- 心血管外科心血管外科
- 医疗器械技术 医疗器械技术
背景情况:
- 一名84岁的男性经历了非ST段升高心肌梗塞.
- 冠状动脉扫描显示左侧主要冠状动脉分叉处的严重狭窄.
- 患者接受了使用双吻压碎技术的左主冠状动脉分叉支架支架.
研究的目的:
- 报告左主冠动脉分支支架后无意的支架变形的情况.
- 强调在复杂的分支支线支架中最优的电线交叉技术的重要性.
- 强调血管内成像在评估支架部署和预防并发症方面的实用性.
主要方法:
- 左主冠状动脉分叉支架用双吻压碎技术进行支架.
- 术后评估包括重复冠状动脉血管学.
- 血管内成像 (例如,血管内超声波或光学连贯性断层扫描) 以评估支架形态和血栓.
主要成果:
- 患者在初始手术后四天出现了复发的非ST段升高心肌梗塞.
- 重复血管造影和血管内成像显示了骨环支架的变形与相关的血栓.
- 支架变形的机制被确定为穿过环动脉的非光线线.
结论:
- 无意的支架变形是分叉支架支架的一个未被认可的并发症.
- 在双吻粉碎技术期间,对线材定位的仔细注意是防止支架变形的必要条件.
- 血管内成像对于优化侧枝支架支架的结果,确认线位置和检测无意的支架变形非常有价值.
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