Orthodontic treatment (i.e. braces and retainers) is a great way to improve your smile. However, having the extra hardware in your mouth makes home care difficult. If not properly cleansed, these appliances will trap food and bacteria that can lead to decay and gum disease if left untreated. In the case below, a patient had significant calculus accumulations around a lower fixed retainer. After a good cleaning, the gums have returned to a happy and healthy state.