Section 882.4750 - Skull punch(a)Identification. A skull punch is a device used to punch holes through a patient's skull to allow fixation of cranioplasty plates or bone flaps by wire or other means.(b)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 § 882.9 . This exemption does not apply to powered compound cranial drills, burrs, trephines, and their accessories classified under § 882.4305 .44 FR 51730, Sept. 4, 1979, as amended at 65 FR 2319 , Jan. 14, 2000