In one embodiment, an apparatus is provided that quantifies {HEAD ~ the rotation} of {TAIL ~ the tibia} in response to a known torque 
of
In one embodiment , an apparatus is provided that quantifies { HEAD ~ the rotation } of { TAIL ~ the tibia } in response to a known torque
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