Objective To evaluate the immediate and follow-up results of percutaneous transluminal septal myocardial ablation(PTSMA) in patients with hypertrophic obstructive cardiomyopathy(HOCM).

• 目的探讨经皮室间隔心肌消融术(PTSMA)治疗肥厚梗阻型心肌病(HOCM)的可行型、安全型及近中期效果。