AOA Orthodontic Appliances, Sturtevant, Wis, recently introduced Prezurv, a new line of disposable retainers. According to the company, they are designed to prevent relapse and undesirable tooth movement.

The system offers four sets of retainers, giving patients a new, clean retainer to wear every 3 months.

Prezurv is made from clear, durable material and is available in 1-, 2-, and 3-year supplies for use during the retention phase of a patient’s treatment.