Wireless recharger of complete melting type for endodontic treatment
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United States of America Patent
Stats
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May 19, 2015
Grant Date -
Aug 7, 2008
app pub date -
Feb 27, 2006
filing date -
Mar 28, 2005
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A complete melting type cordless filling instrument for endodontic treatment is disclosed which uses a switching circuit, to be operable using a miniature dry battery for supplying DC power. The filling instrument includes a body with a battery for supplying DC power, a heater at a front end of the body to heat and melt gutta-percha, an injector mounted to the body in front of the heater to discharge the melted gutta-percha, a charging part provided at the body to charge the gutta-percha in the body, a feeding member which feeds the gutta-percha charged in the body, a filling switch which turns on the heater, and a control circuit installed in the body, to control a temperature of the heating core and an operation of the heating core. The control circuit includes the filling switch, and a switching circuit adapted to efficiently maintain electrical energy supplied from the battery.
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Family
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