[Abstract] Objective To approach influence of abdominal transverse incision and longitudinal incision for secondary cesarean delivery. Methods The clinical data of 1800 cases with secondary cesarean delivery admitted to Department of Obstetrics， Mianyang People's Hospital from January 2012 to January 2015 were analyzed， both groups were taken the original old incision surgery， and they were divided into two groups by primary cesarean delivery way ......