Dental burs can be used cutting hard tissues – tooth or bone. They may be made of steel, metal, tungsten carbide and diamond grit. There can be a bewildering selection of dental burs in different dental catalogue, nevertheless for basic veterinary just use a few burs are expected.
All burs have a very shank and a head. You can find three main kinds of shank – Long Straight Shank (HP), Latch-type Shank (RA) and Friction Grip Shank (FG)
Long Straight Shank (HP)
These shanks fit into the nose cone with the slow speed handpiece once the prophy angle or contra angle is taken off. You can use them for diamond cutting discs or long 40mm burs. The principle use of HP burs influences trimming of small herbivore cheek teeth.
Latch-type Shank (RA)
These shanks squeeze into the latch of the contra-angle on slow speed handpieces. They are often 20mm long and for sale in the identical shapes as FG burs.
Friction Grip Shank (FG)
These shanks go with the turbine of an high-speed handpiece. The standard length is 20mm long, but longer surgical lengths can be purchased that are commonly needed for veterinary work.
Round Head
These heads can be used cavity preparation, creating access points, undercuts and channels for luxator blades in extraction. Sizes range between 1/4 to 9. The lesser the quantity, the lesser your head. The top sizes to utilize initially are 1, 2, and 4.
Pear Head
These heads can be used cavity preparation, access points and splitting roots of small teeth. The most useful sizes are 330 and 330L
Crosscut Tapered Fissure Head
These heads are used for sectioning multi-rooted teeth and reducing crown height when disarming dogs. Probably the most useful sizes are 700/700L and 701/701L.
Finishing Burs
These heads can be used finishing restorations, soft tissue recontouring, alveolaplasty, enameloplasty and odontoplasty. They could be obtained as 12 or 30 bladed burs in carbide steel or as diamond heads of numerous shapes. Fortunately they are like white stone, for composite, or green stone, for amalgam.
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