Teeth whitening
The process involves the application of a whitening agent, more often that not Hydrogen peroxide, which in appropriate concentrations, is harmless
Gums are protected and the whitening agent is applied. The in surgery process involves the application of UV light which accelerates the whitening process. The most effective and enduring procedure involves in surgery whitening which is often called ‘zoom’ or ‘laser’ whitening. The best procedures involve both in surgery whitening followed by using a take home kit for no more than half an hour a day for the next 10 days.
The take home kit is important in that it prevents fade back which can often be a disappointment for patients. Fade back occurs as a result of the teeth re-hydrating following dehydration during the in surgery process. Although teeth can be whitened by up to 10 shades fade back will result in the loss of one or two shades and a take home kit (with bespoke trays) reduces this.
If you have had crowns or veneers these may have to be replaced. If this is the case the most appropriate procedure is to have your teeth whitened and then have your crowns and veneers replaced to match up with your whitened teeth.