Method: 4 cases of rheumatic mitral stenosis were treated by PBMV with single balloon catheter.

方法：采用国产单球囊导管对4例风湿性心脏病二尖瓣狭窄患者进行PBMV。

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Method: 4 cases of rheumatic mitral stenosis were treated by PBMV with single balloon catheter.

方法：采用国产单球囊导管对4例风湿性心脏病二尖瓣狭窄患者进行PBMV。

youdao