A total of 12% of the colporrhaphy group, 13% of the porcine graft group, and 4% of the mesh group had a return of prolapse symptoms, such as complaint of "bulge." Two patients in the porcine graft group had reoperations, Dr.
Dor et al., "Reduction of consumptive coagulopathy using porcine cytomegalovirusfree cardiac porcine grafts in pig-to-primate xenotransplantation," Transplantation, vol.