1Yang MJ, Ding KC, Chen TH. Clinical experience with the biofragmentable anastomosis ring (BAR) in colorectal anastomosis [ J ]. J Surg Assoc ROC, 1994,27 ( 3 ) : 2391 - 2396.
2Gullichesn R,Havia T, Ovasha J, et al. Colonic anastomoais using the biofragmentable anastomotic ring and manual suture: a prospective, randomized study [ J ]. Br J Surg, 1992,79 (6) : 578 - 580.
