§874.1925. Toynbee diagnostic tube.
21 C.F.R. § 874.1925
Identification. The toynbee diagnostic tube is a listening device intended to determine the degree of openness of the eustachian tube.
Classification. Class I (general controls). The device is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to § 874.9.
Notes, amendments, and revision history
Amendments
[51 FR 40389, Nov. 6, 1986, as amended at 65 FR 2316, Jan. 14, 2000]
Authority
Authority: 21 U.S.C. 351, 360, 360c, 360e, 360j, 360 l, 371.
Source
Source: 51 FR 40389, Nov. 6, 1986, unless otherwise noted.
Amendments
[51 FR 40389, Nov. 6, 1986, as amended at 65 FR 2316, Jan. 14, 2000]