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n.1. a cutting instrument that fits in a dental handpiece (see drill). It may be made from hardened steel, stainless steel, or tungsten carbide or be coated with diamond particles. Burs are mainly used for cutting cavities in teeth, removing old restorations, and preparing teeth to receive artificial crowns. 2. (burr) a surgical drill for cutting through bone or other tissue.

1. a cutting instrument that fits in a dental handpiece (see drill). It may be made from hardened steel, stainless steel, or tungsten carbide or be coated with diamond particles. Burs are mainly used for cutting cavities in teeth, removing old restorations, and preparing teeth to receive artificial crowns. 2. (burr) a surgical drill for cutting through bone or other tissue.

Subjects: Dentistry.


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