Fig. 37. Below-knee pylon-type prostheses that can be used for fitting immediately after surgery. A, Hosmer Postoperative Pylon; B, Northwestern Pylon (Hosmer); C, Veterans Administration Prosthetics Center (VAPC) "Standard" Pylon; D, Canadian "Instant" Prosthesis (Hosmer); E, U.S. Manufacturing Co. Pylon; F, Finnie-Jig (Arthur Finnieston Co.), Courtesy of Veterans Administration Prosthetics Center.