The control means includes means for monitoring {HEAD ~ the operation} of {TAIL ~ the heart} and for actuating the valves to regulate fluid flow to the second chamber in accordance with same 
of
The control means includes means for monitoring { HEAD ~ the operation } of { TAIL ~ the heart } and for actuating the valves to regulate fluid flow to the second chamber in accordance with same
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH