A one-arm wrought wire clasp that engages two buccal surface undercuts.
1987
R N Staley, and
N T Reske
UI
MeSH Term
Description
Entries
D009967
Orthodontic Appliances
Devices used for influencing tooth position. Orthodontic appliances may be classified as fixed or removable, active or retaining, and intraoral or extraoral. (Boucher's Clinical Dental Terminology, 4th ed, p19)