Brief Article
Copyright ©2011 Baishideng Publishing Group Co.
World J Gastroenterol. Feb 21, 2011; 17(7): 926-931
Published online Feb 21, 2011. doi: 10.3748/wjg.v17.i7.926
Table 1 Comparisons of three routes for natural orifice transluminal endoscopic surgery procedure
ItemsTrans-umbilical routeTrans-anal routeTrans-vaginal route
Access positionVisually inspected at para-umbilical regionVerified by finger pressingLocated by surrounding anatomic landmarks
Time to complete a trans-visceral incisionAbout 1 min
Time to reach peritoneumAbout 2 min
Liver exposureAntero-lateral segments could be easily detected, while posterosuperior segments were hard to be explored
Working platformUnstableRelatively stable
Time to hydro-dissectionAbandoned 1 h later2 h2 h and 40 min
Size of resected liver segmentNo resected specimen was obtained due to failure in trans-umbilical hepatic resection50 mm × 25 mm × 5 mm45 mm × 30 mm × 7 mm
Bile leakNot found
Blood loss100 mL200 mL250 mL
Injury to surrounding organsNot occurred