§ 882.4305. Powered compound cranial drills, burrs, trephines, and their accessories.
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/us/cfr/t21/s§ 882.4305·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(a)Identification. Powered compound cranial drills, burrs, trephines, and their accessories are bone cutting and drilling instruments used on a patient's skull. The instruments employ a clutch mechanism to disengage the tip of the instrument after penetrating the skull to prevent plunging of the tip into the brain.
(b)Classification. Class II (performance standards).