Drug eluting brachytherapy methods and apparatus

Details Drug eluting brachytherapy methods and apparatus Drug eluting brachytherapy methods and apparatus

A - Human Necessities

61

N

A61N 5/10 (2006.01) A61M 25/10 (2006.01)

Patent

CA 2545925

An interstitial brachytherapy apparatus and methods for treating proliferative tissue disorders with radiation and a surface delivered treatment agent. The brachytherapy device includes an insertion member having proximal and distal portions and at least one lumen extending therethrough. An expandable surface member is mated to the distal portion of the insertion member and includes a treatment agent releasably mated thereon. When the brachytherapy device is positioned within a tissue cavity and the expandable surface member is expanded, at least a portion of the treatment agent is delivered to tissue surrounding the tissue cavity.

L'invention concerne un appareil et des méthodes de curiethérapie interstitielle utilisés dans le traitement des troubles tissulaires prolifératifs à l'aide de rayonnements et d'un agent de traitement distribué en surface. Le dispositif de curiethérapie comprend un élément d'insertion présentant une partie proximale et une partie distale, et au moins une lumière s'étendant entre celles-ci. Un élément de surface étirable est relié à la partie distale de l'élément d'insertion, et comprend un agent de traitement associé pouvant être libéré. Lorsque le dispositif de curiethérapie est positionné dans une cavité tissulaire et que l'élément de surface étirable s'étend, au moins une partie de l'agent de traitement est distribuée dans le tissu autour de la cavité tissulaire.

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