?房室环

[=aortic valve replacement]主动脉瓣置换,主动脉瓣置换术 [=atrioventricular ring]房室环 [=augmented v(unipolar)lead,right arm]右上肢加压(单极)肢导联 ..

?心脏房室环

... atrioventricular rhythm 房室(结性)心律 atrioventricular ring 心脏房室环 atrioventricular sequential pacemaker 房室顺序型心脏起搏器 ...