[Scaling and root planing--effect of strokes and applied lateral pressure on the sharpness of scalers].
D003777:Dental Prophylaxis / Q000295:instrumentation*; D012534:Dental Scaling / Q000295:instrumentation* / Q000379:methods; D006801:Humans; D011312:Pressure; D013314:Stress, Mechanical; D013499:Surface Properties; D014092:Tooth Root / Q000601:surgery*