目的研究切割球囊在冠状动脉介入治疗中的有效性和安全性。
Objective To study the efficacy and safety of the use of cutting balloon in coronary intervention.
目的研究切割球囊在冠状动脉介入治疗中的有效性和安全性。
Objective To study the efficacy and safety of cutting balloons in coronary interventions.
目的研究切割球囊成形术（CBA）治疗高龄患者弥漫性冠状动脉（冠脉）支架内再狭窄（ISR）的安全性与疗效。
Objective To evaluate the safety and efficacy of cutting balloon angioplasty (CBA) for diffuse in-stent restenosis (ISR) in elderly patients.
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