An improved trocar 3, wherein each tubular element includes a rod received in an axial lumen thereof, wherein the rod has tapered distal end which extends distally from a distal end of the tubular element to facilitate {HEAD ~ insertion} into {TAIL ~ the axial lumen} of the elongate radially expandable tubular braid 
into
An improved trocar 3 , wherein each tubular element includes a rod received in an axial lumen thereof , wherein the rod has tapered distal end which extends distally from a distal end of the tubular element to facilitate { HEAD ~ insertion } into { TAIL ~ the axial lumen } of the elongate radially expandable tubular braid
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH