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Title 21 → Chapter I → Subchapter H → Part 874 → Subpart D → §874.3430

Title 21: Food and Drugs
PART 874—EAR, NOSE, AND THROAT DEVICES
Subpart D—Prosthetic Devices

§874.3430   Middle ear mold.

(a) Identification. A middle ear mold is a preformed device that is intended to be implanted to reconstruct the middle ear cavity during repair of the tympanic membrane. The device permits an ample air-filled cavity to be maintained in the middle ear and promotes regeneration of the mucous membrane lining of the middle ear cavity. A middle ear mold is made of materials such as polyamide, polytetrafluoroethylene, silicone elastomer, or polyethylene, but does not contain porous polyethylene.

(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 the limitations in §874.9.

[51 FR 40389, Nov. 6, 1986, as amended at 84 FR 71813, Dec. 30, 2019]

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