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