Results The commissural region of main valves can be divided into the commissural region between the single main valve and the united main valve,and between the single main valve and another single...

• 主副瓣连合区分为单主瓣和副瓣间连合区及联合主瓣和副瓣间连合区。结论主瓣连合区和主副瓣连合区都有明确位置,它们可以密闭心室与心房的交通,使血液不能逆流入心房。在外科手术时,必须要注意它们的解剖分型。