burr(redirected from a burr under saddle)
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a form of drill used for creating openings in bone or similar hard material. Also spelled burr.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
bur(ber), This spelling is preferred to burr.
1. A rotary cutting instrument.
2. In ophthalmology, a device used to remove rust rings embedded in the cornea.
Farlex Partner Medical Dictionary © Farlex 2012
burrA drill bit used to cut hard tissues (e.g., enamel, bone) in dentistry or orthopaedics.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
burrA drill bit used to cut hard tissues–enamel, bone in dentistry or orthopaedics
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
A rotary cutting instrument, used in dentistry, consisting of a small metal shaft and a head designed in various shapes; used at various rotational velocities to excavate decay, shape cavity forms, and reduce tooth structure.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012