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Title 21

Displaying title 21, up to date as of 7/13/2026. Title 21 was last amended 7/09/2026.
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Title 21Food and DrugsPart / Section
Chapter IFood and Drug Administration, Department of Health and Human Services1 – 1299
Subchapter HMedical Devices800 – 898
Part 890Physical Medicine Devices890.1 – 890.5975
Subpart DPhysical Medicine Prosthetic Devices890.3025 – 890.3940
§ 890.3025Prosthetic and orthotic accessory.
§ 890.3050External compression device for internal jugular vein compression.
§ 890.3075Cane.
§ 890.3100Mechanical chair.
§ 890.3110Electric positioning chair.
§ 890.3150Crutch.
§ 890.3175Flotation cushion.
§ 890.3410External limb orthotic component.
§ 890.3420External limb prosthetic component.
§ 890.3450Upper extremity prosthesis including a simultaneously powered elbow and/or shoulder with greater than two simultaneous powered degrees of freedom and controlled by non-implanted electrical components.
§ 890.3475Limb orthosis.
§ 890.3480Powered lower extremity exoskeleton.
§ 890.3490Truncal orthosis.
§ 890.3500External assembled lower limb prosthesis.
§ 890.3520Plinth.
§ 890.3610Rigid pneumatic structure orthosis.
§ 890.3640Arm sling.
§ 890.3665Congenital hip dislocation abduction splint.
§ 890.3675Denis Brown splint.
§ 890.3690Powered wheeled stretcher.
§ 890.3700Nonpowered communication system.
§ 890.3710Powered communication system.
§ 890.3725Powered environmental control system.
§ 890.3750Mechanical table.
§ 890.3760Powered table.
§ 890.3790Cane, crutch, and walker tips and pads.
§ 890.3800Motorized three-wheeled vehicle.
§ 890.3825Mechanical walker.
§ 890.3850Mechanical wheelchair.
§ 890.3860Powered wheelchair.
§ 890.3880Special grade wheelchair.
§ 890.3890Stair-climbing wheelchair.
§ 890.3900Standup wheelchair.
§ 890.3910Wheelchair accessory.
§ 890.3920Wheelchair component.
§ 890.3930Wheelchair elevator.
§ 890.3940Wheelchair platform scale.