With the feed tube 46 fastened to projection 47, and while maintaining {HEAD ~ a slow flow} of {TAIL ~ heparin saline solution} into passage 11 through the tube 46, the physician withdraws dilator 56 and guide 61 
of
With the feed tube 46 fastened to projection 47 , and while maintaining { HEAD ~ a slow flow } of { TAIL ~ heparin saline solution } into passage 11 through the tube 46 , the physician withdraws dilator 56 and guide 61
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH