Pre-tied Ligating Loop makes strong knot and reduces complications such as stump leak, intra-abdominal abscess formation. Available in Polypropylene and Polyester suture. Suture has good biocompatibility, small tissue reaction, and no toxicity. Polypropylene has higher intensity and smooth texture; Polypropylene loop is tougher so that the tissue is easy to fit into the loop. Polyester knot is strong and does not come loose easily; Polyester knot is relatively small, thus compatible with reusable trocars. Easy to use, effectively reduces operation time.