The tubular body 122 has an open distal end 124 and {HEAD ~ an open proximal end} 126 provided with {TAIL ~ an annular flange} 128 projecting outward radially from the tubular body 122 
provided with
The tubular body 122 has an open distal end 124 and { HEAD ~ an open proximal end } 126 provided with { TAIL ~ an annular flange } 128 projecting outward radially from the tubular body 122
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH