The dilation tube is percutaneously introduced to {HEAD ~ a target site} within {TAIL ~ a patients body}, usually within the abdomen in a laparoscopic procedure 
within
The dilation tube is percutaneously introduced to { HEAD ~ a target site } within { TAIL ~ a patients body } , usually within the abdomen in a laparoscopic procedure
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