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Dental prophylaxis device and process

  • US 4,338,957 A
  • Filed: 11/05/1980
  • Issued: 07/13/1982
  • Est. Priority Date: 11/05/1980
  • Status: Expired due to Term
First Claim
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1. In a device for dental prophylaxis, the combination comprising:

  • housing means provided with an axial cavity and having a pair of spaced, stationary tynes provided with slotted openings disposed thereon and projecting outwardly therefrom, stationary support means on said housing in the vicinity of the base of said tynes, and oscillating support means located on said housing between the bases of said tynes and supported on a cylindrical sleeve disposed axially within said cavity, said housing means being adapted to be connected to driving means to drive said oscillating support means through said cylindrical sleeve.

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