What are burs in dentistry
How many types of Bur are there?
Four types of virtual burs of different sizes: spherical bur (a), cylindrical bur (b), conical bur (c), and cylinder- conical bur (d)
What are the uses of burs?
Dental burs are a vital tool required for almost every dental treatment and procedure. They are necessary for cutting, grinding, and removing hard and soft tissue and are designed to attach to the rotary dental handpiece for fast and efficient dental work.
How do you use dental burs?
What do surgical burs do?
Ideally, a tapered surgical bur (extra long: 700 XXL) is used to minimize bone removal. The bur is used 360 degrees around the implant to a depth of one-half to three-fourths the length of the implant to be removed.
How are dental burs made?
They are normally made of stainless steel, diamond grit or particles, and tungsten carbide and fitted to a dental drill incorporating an air turbine. The dental bur was developed <300 years ago [8] and still widely used. The dental bur [4,8,9] has three parts: the head, the neck, and the shank.
What are finishing burs?
Finishing burs are used for finishing restorations, soft tissue re-contouring, enameloplasting & odontoplasty. Finishing burs can be obtained as 12 or 30 bladed burs in carbide or diamond head in a variety of shapes. Finishing burs are also available in white stone for composite and green stone for amalgam.
What is a fissure bur?
fis·sure bur
a cylindric or tapered rotary cutting tool intended for extending or widening fissures in a tooth, as for general surface reduction of tooth substance.
Are dental burs single-use?
Single use, sterile burs eliminate the risk of cross infection between patients. Giving them peace of mind throughout their procedure. Something that is needed now more than ever. As much as dental burs can be cleaned and sterilized, this is not a 100% guaranteed procedure.
What burs are used for amalgam fillings?
For most composite or amalgam procedures, restorations can be finished with either 12-fluted carbide finishing burs or fine-grit diamond burs.
What are steel burs?
Steel burs provide an economical solution used for cavity preparation and dentine removal. Steel burs are softer, more flexible and also more resistant to chipping and breaking than carbide burs. Steel burs are available with a latch type RA shank and you can use the filter options to shop by size, shape or brand.
What bur removes decay?
Dental caries are removed using a round tungsten carbide bur at a slow speed. Good sizes to select are sizes two, four, six, or eight. Using a round tungsten carbide bur at a slower speed removes only a minimal amount of dental hard tissue while more effectively removing the softer areas of decay.
What are the parts of a bur?
Anatomy of a Bur
Each bur comprises 3 parts: the shank, neck, and head. The shank, which is inserted into the handpiece, is usually the longest part of the bur. The neck comes next and it is connected to the head, which contains the cutting blade or the bur.
How are dental burs classified?
Classifying dental burs according to their grit size
White: Superfine. Yellow: Extra fine. Red: Fine. Blue: Standard.
How are burs identified?
They can be distinguished, in addition to the ISO numbering, by the specific colouring found on the coloured ring on the neck of the bur.
Why is diamond used in dentistry?
The natural diamond particles are controlled in both size and distribution for greater concentricity. This minimizes the vibration and potential damage to your handpiece bearings. Darby’s Single Use Diamond Burs are available in a broad range of sizes and grits to effectively cover every essential dental procedure.