commissural meaning in English

adj.
接缝的，连合的。

Research progress of mechanism on commissural aphasia ambirelate block
传导性失语复述障碍机制的研究进展
Background ? mild commissural mitral regurgitation ( mr ) is associated with significantly higher restenosis - free surial after percutaneous mitral aluloplasty ( pm ) , which suggests that different mechanisms of significant mr after pm may hae different clinical courses
背景：经皮二尖瓣成形术后严重高度非再狭窄存活率与轻度交界处损伤的二尖瓣关闭不全相关，表明经皮二尖瓣成形术后严重二尖瓣关闭不全的不同机制可能有不同的临床过程。