245 bur is one of the dental burs that is used to remove the carious tooth structure as it cuts into the enamel and dentin.
245 bur is used to make ideal cavities in Class I or Class II amalgam restorations, also it may be used for Class V in order to achieve slight undercut in the cavity design for the retention of the amalgam restoration.
Types of 245 bur dental
- Long shank 245 bur
- Short shank 245 bur
245 bur does a great job in proximal boxes in class II amalgam and composite preparations and smoothening occlusal walls to provide a long term success of final restoration.
It is preferred to use 245 dental bur to achieve ideal cavity design without removing excessive sound tooth structure, which will lead to weakeing in the tooth and increase the chance of tooth fracture.
Also 245 bur dental can be used to remove the old amalgam restorations effectively.
Description of 245 bur
- Long Pear shaped Dental Carbide Bur
- 8-fluted
- 0.8 mm in diameter.
- Working tip is 3 mm in height.
Short shank 245 dental bur is great for limited mouth opening patients or working in a limited area.
Short shank 245 bur is shorter than long shank by 3 mm.
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