Upon observing the stripes, the practitioner or the assistant may then slowly remove {HEAD ~ the remainder} of {TAIL ~ the coil} to avoid whipping the distal end as it exits the endoscope 
of
Upon observing the stripes , the practitioner or the assistant may then slowly remove { HEAD ~ the remainder } of { TAIL ~ the coil } to avoid whipping the distal end as it exits the endoscope
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH