Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Mark Atherton1
Date of Patent
April 30, 2019
1Patent Application Number
150055361
Date Filed
January 25, 2016
1Patent Primary Examiner
Patent abstract
A device for use by a dental patient fits in the patient's ear and has at least one curved resonator tube to reduce the perceived volume of a dental drill. The device can have multiple layers of resonator tubes and a port into which recorded music can be played to calm the patient further.
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