Photodynamic and sonodynamic therapy and agents and system...

Details Photodynamic and sonodynamic therapy and agents and system... Photodynamic and sonodynamic therapy and agents and system...

A - Human Necessities

61

K

A61K 41/00 (2006.01)

Patent

CA 2290450

The present invention provides a method and system for destruction of biological tissues by various types of irradiation such as ultrasound or light using a helper agent or combination of agents, optionally together with an agent capable of being sensitized by the irradiation. The helper agent may release singlet oxygen, oxidizing compounds, free radicals or can be an agent capable of undergoing an exothermal reaction. The present invention further provides a method for terminating the destructive activity of various energy- sensitizable agents.

La présente invention concerne une méthode et un système de destruction de tissus biologiques à l'aide de divers types d'irradiations tels que par ultrasons ou par de la lumière, utilisant un agent auxiliaire ou une combinaison d'agents, optionnellement avec un agent pouvant être sensibilisé par l'irradiation. L'agent auxiliaire peut libérer de l'oxygène singulet, des composés oxydants, des radicaux libres ou il peut être un agent capable de subir une réaction exothermique. La présente invention concerne également une méthode mettant un terme à l'activité destructive de divers agents pouvant être sensibilisés par de l'énergie.

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