US 6,499,221 B1
Setting gauge for setting a depth stop on a handpiece for medical purposes
Bernhard Kuhn,
Schemmerhofen (Germany);
and Bernhard Schilling,
Attenweiler (Germany)
Assigned to Kalenbach & Voigt GmbH & Co,
Biberach (Germany)
Filed on 17-Mar-2000, as Appl. No. Kalenbach & Voigt GmbH & Co,
Biberach (Germany)
Int. Cl.7A61C 3/00
U.S. Cl. 33-514
11 Claims
US 6,499,221 B1
Setting gauge for setting a depth stop on a handpiece for medical purposes
Bernhard Kuhn,
Schemmerhofen (Germany);
and Bernhard Schilling,
Attenweiler (Germany)
Assigned to Kalenbach & Voigt GmbH & Co,
Biberach (Germany)
Filed on Mar. 17, 2000, as Appl. No. 9/527,591.
Claims priority of application No. 199 16 114 (DE), filed on Apr. 09, 1999.
Int. Cl.7A61C 3/00
U.S. Cl. 338212;514
11 Claims
1. Apparatus for setting a moveable depth stop, said apparatus comprising:
a handpiece on which said moveable depth stop is mounted, and which has a connection device for the releasable connection
of a pin-shaped tool for working of a root canal in a tooth, wherein said tool extends in the direction of movement of said
depth stop,
a setting gauge having a surface which is bearable against a corresponding surface of said handpiece;
mounting means for mounting said setting gauge on said handpiece to extend parallel to said depth stop, with said bearing
surface bearing against a corresponding surface of said handpiece;
at least one scale having markings which represent increasing values in a direction towards an end of said gauge which corresponds
to said handpiece when said gauge is mounted thereon;
a first reference marking associated with said scale and being positionable in correspondence with a corresponding reference
marking on said handpiece when said bearing surface bears against said corresponding surface of said handpiece; and
said scale values corresponding to the length of said tool which projects beyond said depth stop.