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Method for cleaning teeth

  • US 4,174,571 A
  • Filed: 07/28/1978
  • Issued: 11/20/1979
  • Est. Priority Date: 07/28/1978
  • Status: Expired due to Term
First Claim
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1. A method for cleaning teeth comprising concurrently directing separate streams of water and of an abrasive laden gas against a tooth to be cleaned, the abrasive comprising particles of a water soluble material, and the water and gas streams being directed in predetermined relation to each other and to areas of the tooth immediately adjacent to each other.

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