Wireless root canal apex locator

A - Human Necessities – 61 – C

Patent

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Details

A61C 19/04 (2006.01)

Patent

CA 2643448

A wireless dental apex locator (10) for use in determining the location of the apex of a patient's root, includes an electronic module (13) having a battery power source (13a), an impedance analyzer circuit (13b) and a radio frequency transmitter (13c); a grounding module (12) having a clip (15) for grounding the patient; a probe module (14) having an endodontic probe (21); and an associated but not physically connected display unit (11) having a receiver (31) for receiving radio frequency signals from the transmitter (13c). The display unit (11) has an electronic circuit that conditions the signals and interprets the signal for display on a graphic display (31).

La présente invention concerne un localisateur radio d'apex dentaire (10) permettant de déterminer l'emplacement de l'apex de la racine d'un patient. Le localisateur est constitué d'un module électronique (13), d'un module de mise à la terre (15), d'un module sonde (14) et d'un afficheur associé (11). Le module électronique (13) comprend la batterie d'alimentation (13a), un analyseur d'impédance (13b) et un émetteur radio (13c). Le module de mise à la terre (15) est pourvu d'une pince (15) permettant la mise à la terre du patient. Le module sonde (14) est pourvu d'une sonde endodontique (21). L'afficheur (11) qui n'est pas physiquement connecté comporte un récepteur (31) servant à recevoir les signaux radio de l'émetteur (13c). L'afficheur (11) comporte aussi un circuit électronique qui conditionne les signaux et interprète le signal pour l'affichage sur un écran graphique (31).

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