Ultrasonic tooth cleaning apparatus

Details Ultrasonic tooth cleaning apparatus Ultrasonic tooth cleaning apparatus

1979-02-21

1980-12-02

Trapp, Lawrence W.

Surgery

Truss

Perineal

128 62A, A61H 100

Patent

active

042365104

ABSTRACT:
A hand-held ultrasonic tooth-cleaning apparatus which may be inserted into the mouth to remove materials from the teeth by cavitation using a lip seal or a continuous liquid flow. Electromechanical transducer elements are used to establish propagation of ultrasonic energy in a transverse mode with respect to the longitudinal axis of a vibrating member one terminus of which constitutes the probe which is inserted into the mouth by the user.

REFERENCES:
patent: 3584327 (1971-06-01), Murry
patent: 3760799 (1973-09-01), Crowson
patent: 3809977 (1974-05-01), Balamuth et al.
patent: 4144646 (1979-03-01), Takemoto et al.
patent: 4148309 (1979-04-01), Reibel

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