Further, an ultrasound sonotrode generally designated with 20 is provided and forms {TAIL ~ part} of {HEAD ~ an ultrasonic unit} generally designated with 22 
Further , an ultrasound sonotrode generally designated with 20 is provided and forms { TAIL ~ part } of { HEAD ~ an ultrasonic unit } generally designated with 22
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH