Dentistry – Apparatus – Having motor or means to transmit motion from motor to tool
Patent
1985-04-15
1986-12-16
Peshock, Robert
Dentistry
Apparatus
Having motor or means to transmit motion from motor to tool
433122, 433123, 433102, A61C 107, A61C 303
Patent
active
046294260
ABSTRACT:
Drive head for an endodontic treatment instrument composed of a support body provided with a passage, an instrument support member having a longitudinal axis and mounted in the passage for movement relative to the body in the direction of the longitudinal axis, and drive components coupled to the instrument support member for imparting to the instrument support member alternating movements in the direction of the longitudinal axis, said instrument support member supports an endodontic treatment instrument in a manner to cause the instrument to move with the support in the direction of said longitudinal axis and to have a freedom of rotation about the longitudinal axis and relative to the support body and/or to cause the alternating movements in the direction of the longitudinal axis to have a variable amplitude.
REFERENCES:
patent: 3218109 (1965-11-01), Sato
patent: 3552022 (1971-01-01), Axelsson
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