Several embodiments of such methods and apparatus are directed to circumferential treatments of the body lumen that apply energy in {HEAD ~ one or more discrete treatment areas} to form {TAIL ~ one or more lesions} that are not contiguous or continuous about any complete circumference of a cross section normal to a longitudinal axis of the body lumen 
to form
Several embodiments of such methods and apparatus are directed to circumferential treatments of the body lumen that apply energy in { HEAD ~ one or more discrete treatment areas } to form { TAIL ~ one or more lesions } that are not contiguous or continuous about any complete circumference of a cross section normal to a longitudinal axis of the body lumen
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH