Methods 414 patients underwent prosthetic heart valve replacement, were retrospectively analysed.
方法对人工瓣膜置换手术治疗的414例病人结果进行回顾分析。
Echocardiography is now the most important noninvasive technology in assessing prosthetic heart valve function, especially transesophageal echocardiography.
目前超声心动图是临床上评价人工心脏瓣膜功能的最重要的无创性技术，尤其是经食管超声心动图。
Echocardiography is now the most important noninvasive technology in assessing prosthetic heart valve function, especially transesophageal echocardiography.
目前超声心动图是临床上评价人工心脏瓣膜功能的最重要的无创性技术，尤其是经食管超声心动图。
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