For the surgical treatment of porto caval or hepatic shunts.This specially designed product is used to encircle a blood vessel. A special material (hygroscopic compressed casein) inside the donut shaped constrictor imbibes fluid over time. It slowly occludes the blood vessel.A small key is used to lock it in place after it is slipped over the blood vessel.Sizing: about a 25% reduction in the blood vessel diameter should be achieved upon initial surgical placement for the best results. Sterile.Diameter of inner circle: 6.0mm
instruments-miscellaneous" width="100%" height="400" frameborder="0" marginheight="0" marginwidth="0">*}
