The system 2, further comprising {TAIL ~ a display device} in communication with said processor, said display device adapted to display {HEAD ~ a visual image} of the shape of said stump 
The system 2 , further comprising { TAIL ~ a display device } in communication with said processor , said display device adapted to display { HEAD ~ a visual image } of the shape of said stump
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH