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