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Tartar-removing dental handpiece

  • US 4,578,033 A
  • Filed: 07/26/1984
  • Issued: 03/25/1986
  • Est. Priority Date: 08/08/1983
  • Status: Expired due to Term
First Claim
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1. In a tartar-removing dental handpiece, including an elongated gripping sleeve;

  • a vibratable tartar-removing instrument arranged at one end of said gripping sleeve;

    a pneumatically operated vibration generator arranged within said gripping sleeve and connected with said tartar-removing instrument to transmit vibrations thereto;

    media supply conduits in said gripping sleeve to conduct media therethrough; and

    coupling means at the end of said gripping sleeve distal from said instrument for connecting the media supply conduits with media sources;

    said media supply conduits including a compressed-air conduit for conducting compressed air from the coupling means to the vibration generator;

    the improvement comprising;

    said medium supply conduits further include a forward, fiber optic light conductor extending through the compressed-air conduit, and having a forward end directed towards said tartar-removing instrument; and

    light supplying means arranged at the end of the coupling means toward the instrument for supplying light to a rearward end of the forward light conductor.

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