Abstract: Since the publication of the landmark article of B-Lynch suture， the widespread application of B-Lynch suture has been used to control postpartum hemorrhage throughout the world. Although the classic uterine compression suture has been used with good results， new modifications， uterine compression sutures combined with adjunctive methods treating with postpartum hemorrhage and new indications of sutures are still being reported. The unresolved issues about compression sutures are overviewed and the future of research is prospected in the article.

Key words: Gynecologic surgical procedures, Postpartum hemorrhage, Obstetric labor complications, Placenta previa, Uterine compression suture