Method and apparatus for stimulating the sphenopalatine...

A - Human Necessities – 61 – B

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A61B 10/00 (2006.01) A61N 1/32 (2006.01) A61B 5/026 (2006.01)

Patent

CA 2408097

Apparatus for modifying a property of a brain of a patient is provided, including one or more electrodes (7), adapted to be applied to a site selected from a group of sites consisting of: a sphenopalatine ganglion (SPG) (6) of the patient and a neural tract originating in or leading to the SPG. A control unit (8) is adapted to drive the one or more electrodes to apply a current to the site capable of inducing (a) an increase in permeability of a blood-brain barrier (BBB) of the patient, (b) a change in cerebral blood flow of the patient, and/or (c) an inhibition of parasympathetic activity of the SPG.

L'invention concerne un appareil permettant de modifier une propriété du cerveau d'un patient, comprenant au moins une électrode (7) conçue pour être appliquée sur un site sélectionné dans un groupe de sites constitué d'un ganglion sphéno-palatien (SPG) (6) et d'un tractus neural sortant du SPG ou y menant. Une unité de commande (8) est conçue de façon à commander au moins une électrode afin d'appliquer un courant sur le site capable d'induire a) une augmentation de la perméabilité de la barrière hémota-encéphalique (BBB), b) une modification du débit sanguin cérébral, et/ou c) une inhibition de l'activité parasympathique du SPG.

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