目的探讨保留瓣下结构对二尖瓣置换术后室壁运动的影响。
Objective To appraise the effects of regional wall motion of left ventricle after mitral valve replacement with or without preservation of subvalvular apparatus.
前言： 目的：探讨保留瓣下结构二尖瓣置换术的护理配合。
Objective: To explore nursing for the patients with mitral valve replacement by chordal preservation.
方法：回顾性总结65例保留瓣下结构二尖瓣置换术患者的手术护理。
Methods: Retrospective summary was made of nursing of the patients with mitral valve replacement by chordal preservation.
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