{HEAD ~ Negative pressure} is applied through a suction port on the carrier near the electrode, to draw tissue in {TAIL ~ the tissue region} inward against the carrier 
{ HEAD ~ Negative pressure } is applied through a suction port on the carrier near the electrode , to draw tissue in { TAIL ~ the tissue region } inward against the carrier
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH