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Dental handpiece comprising a peltier element or thermo-electric cooler to cool the dental burr

  • US 10,368,959 B2
  • Filed: 07/02/2015
  • Issued: 08/06/2019
  • Est. Priority Date: 07/02/2015
  • Status: Active Grant
First Claim
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1. A dental handpiece, comprising an outer sleeve (1), a tool-holding socket (2) for holding a treatment tool (3) arranged in the handpiece, wherein the tool-holding socket (2) has a central axis about which the tool-holding socket (2) can be rotated and/or oscillated and wherein the tool-holding socket (2) is arranged to be driven by a driveshaft of the handpiece driven by a motor (10) housed in said outer sleeve (1), characterized in that at least one Peltier element (5) is received in the handpiece in thermal contact with the tool-holding socket (2), the Peltier element (5) having a cool face in thermal contact with the tool-holding socket (2) to cool a treatment tool (3) held therein when the tool (3) is driven in rotation or oscillation.

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