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