CFR > Title 21 - Food and Drugs > CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES > SUBCHAPTER H—MEDICAL DEVICES (parts 800 to 898) > PART 882—NEUROLOGICAL DEVICES > SUBPART E—Neurological Surgical Devices (§882.4030 to §882.4900) > 882.4275—Dowel cutting instrument.