{HEAD ~ Energy} sufficient to heat tissue to form a denatured proteinaceous substance is delivered through the lumen to {TAIL ~ the apparatus} 
{ HEAD ~ Energy } sufficient to heat tissue to form a denatured proteinaceous substance is delivered through the lumen to { TAIL ~ the apparatus }
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL