{HEAD ~ A pliable sheath} 273 slightly longer than L2 is placed over {TAIL ~ intermediate tube} 216 in bend region 218 to cover slots 266 
is placed over
{ HEAD ~ A pliable sheath } 273 slightly longer than L2 is placed over { TAIL ~ intermediate tube } 216 in bend region 218 to cover slots 266
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH