Trocar valves may be removably attached to {HEAD ~ the proximal end} of {TAIL ~ the expansion member} to permit the apparatus to be used as a trocar system in laparoscopic procedures where the patients abdomen has been insufflated 
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Trocar valves may be removably attached to { HEAD ~ the proximal end } of { TAIL ~ the expansion member } to permit the apparatus to be used as a trocar system in laparoscopic procedures where the patients abdomen has been insufflated
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 OTH OTH OTH OTH OTH