... and result in profuse bleeding. The veins retract into the sacral foramen, which is problematic. In contrast to injury to the iliac vein, packing the pelvis in the case of presacral vein injury ... bleeding time include garlic, ginkgo, ginseng, capsaicin, fish oil, ginger, and vitamin E.(2) In general, these agents should be stopped 1 week before surgery. The same is true for aspi-rin, ... removed and the circular stapler is inserted through the anoscope. (C) The anoscope is withdrawn and taken off the shaft of the stapler.(a)(b)(c) improved outcomes in colon and rectal surgery referenCes...