§882.1925. Ultrasonic scanner calibration test block.
21 C.F.R. § 882.1925
Identification. An ultrasonic scanner calibration test block is a block of material with known properties used to calibrate ultrasonic scanning devices (e.g., the echoencephalograph).
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 the limitations in § 882.9.
Notes, amendments, and revision history
Amendments
[44 FR 51730, Sept. 4, 1979, as amended at 59 FR 63011, Dec. 7, 1994; 66 FR 38807, July 25, 2001]
Authority
Authority: 21 U.S.C. 351, 360, 360c, 360e, 360j, 360 l, 371.
Source
Source: 44 FR 51730, Sept. 4, 1979, unless otherwise noted.
Amendments
[44 FR 51730, Sept. 4, 1979, as amended at 59 FR 63011, Dec. 7, 1994; 66 FR 38807, July 25, 2001]