Dental apparatus

Details Dental apparatus Dental apparatus

1993-01-12

1994-05-10

Mancene, Gene

Dentistry

Apparatus

Having motor or means to transmit motion from motor to tool

433165, A61C 116, A61C 302

Patent

active

053103416

ABSTRACT:
A dental apparatus, in combination with a dental handpiece that incorporates a rotable chucking mechanism with a locking means, and a driving mechanism that rotates the chucking mechanism at high speeds when actuated, comprising a dental bur which has a tool head at one end and a shank segment at the other end, a portion of the shank segment is received and locked in the chucking mechanism, and a barrier and deflecting means mounted intermediate the ends of the dental bur, the barrier and deflecting means upon being rotated by the chucking mechanism forming a barrier or shield and also creating air streams to intercept and prevent air-borne particles generated by dental procedures from being deposited on and in the handpiece.

REFERENCES:
patent: 1549165 (1925-08-01), Thiedemann
patent: 1636577 (1927-07-01), Schuller
patent: 3324552 (1967-06-01), Saffir
patent: 4424036 (1984-01-01), Lokken
patent: 4526542 (1985-07-01), Kochis
patent: 4967320 (1990-10-01), Paschal
patent: 5197876 (1993-03-01), Coston

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