AIR SYRINGE FOR DENTISTRY
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United States of America Patent
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app pub date -
Nov 18, 2015
filing date -
Nov 19, 2014
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Abstract
An air syringe for dentistry includes a nozzle portion, a head portion connected to the nozzle portion, a handle connected to the head portion, an air tube and a water tube positioned in the handle, and a heating module positioned in the handle. The head portion defines a tube channel inside which is configured to selectively connect the nozzle portion to the air tube or the water tube. The heating module includes a heating bar, a temperature controller, and a heat storage member. The air tube and the water tube pass through the heat storage member. The heating bar is embedded in the heat storage member. The temperature controller is positioned on the heat storage member and is electrically coupled to the heating bar.
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