Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
You can use this work for any purpose, as long as it is not primarily intended for or directed to commercial advantage or monetary compensation. You should also provide attribution to the original work, source and licence. Read more about this licence.
Credit
Dental prophylaxis. Attribution-NonCommercial 4.0 International (CC BY-NC 4.0). Source: Wellcome Collection.
This film for dental professionals looks at the techniques of scaling and polishing teeth. The types of dental calculus are looked at. There are several examples of considerably decayed and deformed teeth. The equipment for descaling teeth is laid out. A woman sits in the dentist's chair for treatment; the footage of other patients is mostly of their mouths before and after treatment. The technique of polishing is demonstrated.