Handpiece for medical purposes, in particular for a medical or d

Details Handpiece for medical purposes, in particular for a medical or d Handpiece for medical purposes, in particular for a medical or d

1998-03-25

1999-07-20

Lucchesi, Nicholas D.

Dentistry

Apparatus

Having motor or means to transmit motion from motor to tool

433112, 433131, A61C 107, A61C 303, A61C 308

Patent

active

059248645

ABSTRACT:
In the case of a handpiece (3) for medical purposes, preferably for a cutting treatment of a dental root canal, with a tool holder (5) arranged in the front end region of the handpiece (3), with a retaining coupling (16) for detachable fastening of the tool (6) in the tool holder (5) and with a drive connection (8) extending lengthwise through the handpiece (3) for a rotary and/or reciprocating drive of the tool holder (5), an overload coupling (14) that limits the transmittable torque to a maximum torque value is arranged in the drive connection (8).

REFERENCES:
patent: 1753352 (1930-04-01), Stark
patent: 1875559 (1932-09-01), Brumm
patent: 3578745 (1971-05-01), Garnier
patent: 4338798 (1982-07-01), Gilman
patent: 5529495 (1996-06-01), Edwards

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