The present invention relates to methods and {HEAD ~ apparatus} for performing {TAIL ~ a non continuous circumferential treatment} of a body lumen 
for performing
The present invention relates to methods and { HEAD ~ apparatus } for performing { TAIL ~ a non continuous circumferential treatment } of a body lumen
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH