{HEAD ~ The lead} is provided with a V shaped bend near its distal end, and carries {TAIL ~ a blood parameter sensor distal} to the V shaped bend 
carries
{ HEAD ~ The lead } is provided with a V shaped bend near its distal end , and carries { TAIL ~ a blood parameter sensor distal } to the V shaped bend
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH