Useful Knowledge About Veterinary Dental Burs

Dental burs can be used cutting hard tissues – tooth or bone. They may be created from steel, metal, tungsten carbide and diamond grit. There is a bewildering variety of dental burs in almost any dental catalogue, however for basic veterinary don’t use anything but a number of burs are essential.

All burs use a shank as well as a head. You’ll find three main forms of shank – Long Straight Shank (HP), Latch-type Shank (RA) Grip Shank (FG)

Long Straight Shank (HP)
These shanks match the nose cone with the slow speed handpiece when the prophy angle or contra angle is taken off. They are utilised for diamond cutting discs or long 40mm burs. The principle usage of HP burs is in the trimming of small herbivore cheek teeth.

Latch-type Shank (RA)
These shanks fit into the latch with the contra-angle on slow speed handpieces. They sometimes are 20mm long and obtainable in precisely the same shapes as FG burs.

Friction Grip Shank (FG)
These shanks squeeze into the turbine of a high-speed handpiece. The common length is 20mm long, but longer surgical lengths are available and the are normally needed for veterinary work.

Round Head
These heads bring cavity preparation, creating access points, undercuts and channels for luxator blades in extraction. Sizes range from 1/4 to 9. The lesser the telephone number, smaller the pinnacle. The most effective sizes to use initially are 1, 2, and 4.

Pear Head
These heads can be used cavity preparation, access points and splitting roots of small teeth. Essentially the most useful sizes are 330 and 330L

Crosscut Tapered Fissure Head
These heads bring sectioning multi-rooted teeth and reducing crown height when disarming dogs. Essentially the most useful sizes are 700/700L and 701/701L.

Finishing Burs
These heads can be used for finishing restorations, soft tissue recontouring, alveolaplasty, enameloplasty and odontoplasty. They can be obtained as 12 or 30 bladed burs in carbide steel or as diamond heads of assorted shapes. They’re also like white stone, for composite, or green stone, for amalgam.
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