The two throttle paths end in the bolus , at {HEAD ~ the outlet} of which is located {TAIL ~ a catheter} into the interior of the body of the wearer of the implanted infusion device  
The two throttle paths end in the bolus , at { HEAD ~ the outlet } of which is located { TAIL ~ a catheter } into the interior of the body of the wearer of the implanted infusion device
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH