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