Apparatus for devitalizing teeth using high-frequency...

Details Apparatus for devitalizing teeth using high-frequency... Apparatus for devitalizing teeth using high-frequency...

A - Human Necessities

61

C

A61C 5/02 (2006.01) A61B 18/12 (2006.01)

Patent

CA 2257449

Apparatus for devitalizing a tooth by transmission of a high-frequency electric pulse to the vascular and nervous tissue in the root canal by insertion in said canal of an electrode in the form of a needle, said pulse being generated by an electronic apparatus, values of power, time and frequency of said electric pulse being automatically regulated by the electronic apparatus in accordance with the control given by pressing one or another of four push buttons one for each of the different types of teeth.

Cette invention se rapporte à un procédé pour dévitaliser une dent par transmission d'une impulsion électrique haute fréquence dans les tissus vasculaires et nerveux du canal radiculaire de la dent par insertion dans ce canal d'une électrode ayant la forme d'une aiguille (100). L'impulsion est produite par un appareil électrique (10). Les valeurs de puissance, de temps et de fréquence de cette impulsion électrique sont régulées automatiquement par l'appareil électronique en fonction de la commande que l'opérateur donne en pressant l'un ou l'autre des quatre boutons poussoirs (30-33), un pour chacun des différents types de dents.

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