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