The tubular braid is anchored by axial shortening of the mesh and remains in {TAIL ~ place} to permit subsequent exchange of dilation members to provide for {HEAD ~ different diameter access lumens} 
The tubular braid is anchored by axial shortening of the mesh and remains in { TAIL ~ place } to permit subsequent exchange of dilation members to provide for { HEAD ~ different diameter access lumens }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD