Dental burs can be used cutting hard tissues – tooth or bone. These are manufactured from steel, metal, tungsten carbide and diamond grit. There might be a bewildering selection of dental burs in a dental catalogue, however for basic veterinary don’t use anything but a number of burs are needed.
All burs use a shank plus a head. There are three main forms of shank – Long Straight Shank (HP), Latch-type Shank (RA) Grip Shank (FG)
Long Straight Shank (HP)
These shanks fit into the nose cone of the slow speed handpiece once the prophy angle or contra angle is slowly removed. You can use them for diamond cutting discs or long 40mm burs. The primary use of HP burs is incorporated in the 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 obtainable in precisely the same shapes as FG burs.
Friction Grip Shank (FG)
These shanks squeeze into the turbine of your high-speed handpiece. The typical length is 20mm long, but longer surgical lengths can be obtained and the are commonly essential 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 quantity, the lesser the pinnacle. The very best sizes to utilize initially are 1, 2, and 4.
Pear Head
These heads are used for cavity preparation, access points and splitting roots of small teeth. One of 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. 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 various shapes. Also, they are available as white stone, for composite, or green stone, for amalgam.
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