The Government of Canada’s terminology and linguistic data bank.
A type of partial denture clasp which approaches the survey line from below. Examples are the "T" clap and so forth. Named for Dr. Roach, an American dentist. 1, record 1, English, - Roach%20type%20clasp
Type d'attachement de prothèse adjointe partielle qui entoure une dent restante dans la zone cervicale. Ainsi nommé d'après le dentiste américain Roach. 1, record 1, French, - crochet%20de%20Roach%20%C3%A0%20projection%20verticale
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