In {TAIL ~ the illustrative luer connector} 520, an elongated central portion 526 defines a hollow bore 528 therethrough, which communicates with {HEAD ~ the hollow bore} 518 in the insert 502 
In { TAIL ~ the illustrative luer connector } 520 , an elongated central portion 526 defines a hollow bore 528 therethrough , which communicates with { HEAD ~ the hollow bore } 518 in the insert 502
OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH