Release of nickel and chromium ions from stainless steel brackets as a result of long-term exposure to commonly used toothpaste
Background: Brackets in fixed orthodontic appliances are mostly made from metal or stainless steel.Maintaining oral hygiene by brushing the teeth with toothpaste during orthodontic treatment is important.One of the ingredients in read more toothpaste, sodium fluoride, can cause degradation of the stainless-steel surface, which has the potential to