{HEAD ~ The delivered energy} is subtracted from {TAIL ~ the actual energy} detected by the sensor to determine a delta which corresponds to the energy absorbed by the tissue 
is subtracted from
{ HEAD ~ The delivered energy } is subtracted from { TAIL ~ the actual energy } detected by the sensor to determine a delta which corresponds to the energy absorbed by the tissue
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH