stubby
n.— «Stubbies are foreshortened prostheses used during and sometimes after initial ambulatory rehabilitation. They are custom fitted and are usually made up of standard sockets, no articulated knee joints or shank, with modified rocker bottoms or Sach feet turned backward to prevent the individual from falling.» —“Foreshortened Prostheses (Stubbies)” National Limb Loss Information Center (Knoxville, Tennessee) , 2004. (source: Double-Tongued Dictionary)