In one example, {TAIL ~ the apparatus} is used by a prosthetist to map {HEAD ~ the stump} of an amputee to properly fit the amputee with a prosthetic device 
In one example , { TAIL ~ the apparatus } is used by a prosthetist to map { HEAD ~ the stump } of an amputee to properly fit the amputee with a prosthetic device
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH