The bend may be produced by molding the lead to display the bend, by employing an internal wire or {HEAD ~ coil} to cause {TAIL ~ the lead body} to display the bend, or both 
to cause
The bend may be produced by molding the lead to display the bend , by employing an internal wire or { HEAD ~ coil } to cause { TAIL ~ the lead body } to display the bend , or both
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 REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH