The method 14 wherein the tube material is affixed to itself using {TAIL ~ sutures} to form {HEAD ~ a sewing cuff} 
The method 14 wherein the tube material is affixed to itself using { TAIL ~ sutures } to form { HEAD ~ a sewing cuff }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD