As illustrated in FIG 3, {HEAD ~ cuff retaining ring} 40 is carried within folds of fabric tube 50 which form {TAIL ~ suture sewing cuff} 20 
As illustrated in FIG 3 , { HEAD ~ cuff retaining ring } 40 is carried within folds of fabric tube 50 which form { TAIL ~ suture sewing cuff } 20
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH