4Zorron R, Filqueiras M, Maggioni LC, et al. Transvaginal cholecystectomy: report of the first case[J]. Surg Innov, 2007,14(4): 279-283.
5Zornig C, Emmermann A, von Waldenfels HA, et al. Laparoscopic cholecystectomy without visible scar: combined transvaginal and transumbilieal approach [J]. Endoscopy, 2007,39 (10): 913-915.
6Marescaux J, Dallemagne B, Perretta S, et al. Surgery without scars: report of transluminal cholecystectomy in a human being [J]. Arch Surg, 2007,142(9):823-826.
7D' Alessio A, Piro E, Tadini B, el al. One-trocar transumbilical laparoscopie-assisted appendectomy in children: our experience[J].Eur J Pediatr Surg ,2002,12(1):24-27.
8Raman JD, Bensalah K, Bagrodia A,et al. Laboratory and clinical development of single key hole umbilical nephreclomy [J].Urology, 2007,70(6): 1039-1042.
9Desai MM, Rao PP, Aron M, et al. Scarless single port transumbilical nephrectomy and pyeloplasty: first clinical report [ J ]. BJU Int ,2008,10(1):83-88.
10Gill IS, Canes D, Aron M, et al. Single port transumbilical (E-NOTES) donor nephrectomy [J]. J Urol, 2008, 180(2): 637-641.