[Code of Federal Regulations] [Title 21, Volume 8] [Revised as of April 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR890.3500] [Page 502] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) PART 890--PHYSICAL MEDICINE DEVICES--Table of Contents Subpart D--Physical Medicine Prosthetic Devices Sec. 890.3500 External assembled lower limb prosthesis. (a) Identification. An external assembled lower limb prosthesis is a device that is intended for medical purposes and is a preassembled external artificial limb for the lower extremity. Examples of external assembled lower limb prostheses are the following: Knee/shank/ankle/foot assembly and thigh/knee/shank/ankle/foot assembly. (b) Classification. Class II (special controls). The device is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to Sec. 890.9. [48 FR 53047, Nov. 23, 1983, as amended at 63 FR 59231, Nov. 3, 1998]