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Removable brush-head for ultrasonic toothbrush

  • US 5,247,716 A
  • Filed: 07/10/1992
  • Issued: 09/28/1993
  • Est. Priority Date: 03/25/1991
  • Status: Expired due to Term
First Claim
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1. A brush device for use in personal dental hygiene care as a replaceable member of a dental hygiene device comprising:

  • a plurality of bristle clusters for carrying dentifrice;

    a substantially tubular body constructed with flexible walls with means securing said bristle clusters within one of the said flexible walls forming a tight fit to the said dental hygiene device, at least one abutment extending from at least one of the walls toward the center forming a tight fit into a receptacle formed in the said dental hygiene device while the other walls are forming a fit with substantial clearance over said dental hygiene device.

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