one of said jaw members includes a knife blade extending laterally therefrom toward the other jaw member, said knife blade being exposed when said jaw members are separated to cut the tissue at the intercostal location as said {HEAD ~ jaws members} are inserted in {TAIL ~ the body wall} 
are inserted in
one of said jaw members includes a knife blade extending laterally therefrom toward the other jaw member , said knife blade being exposed when said jaw members are separated to cut the tissue at the intercostal location as said { HEAD ~ jaws members } are inserted in { TAIL ~ the body wall }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL