SACH-SAWCH

Follow up of correct diagnosis = cyst in spinal canal. This art viewer was unaware of his missing sensibility until it was specifically tested. Inman's determinants have no provision for sensory loss. Also, being focused on injured soldiers needing prosthetics, there is great (with a glitch) depth of thinking about stance mechanics. It is, however, weak in swing phase considerations which have (aside from weight distribution) little to do with the foot. The Ranchos researchers also gave us

this graphic pearl. Y = energy needed X = walking speed. D=

Walking at normal pace is crazy energy efficient at the comfortable speed (lowest curve at arrow). A= energy curve if one leg is stiff (knee etc).

A at best pace cannot walk holding hands with D as D's energy will exceed running full out. Mommy, pick me up. Energy cost = social cost.