prophylaxis angle

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pro·phy·lax·is an·gle

(prōfi-laksis anggĕl)
A dental instrument, available in disposable and reusable (i.e., sterilizable) form, which is usually attached to a dental handpiece, into which are fitted various devices intended for specific cleaning and scaling of teeth.
References in periodicals archive ?
Since there were no trends among the raters, these data were combined for one-way analysis of variance of the prophylaxis angles (Table III).