Polymer matrix drug delivery apparatus and method

Details Polymer matrix drug delivery apparatus and method Polymer matrix drug delivery apparatus and method

A - Human Necessities

61

M

A61M 37/00 (2006.01) A61M 25/00 (2006.01) A61M 29/02 (2006.01) A61N 1/05 (2006.01) A61N 1/30 (2006.01) A61N 1/32 (2006.01)

Patent

CA 2197350

A drug delivery apparatus and method for delivering a drug locally to internal body tissue using a catheter device including a polymer matrix containing a drug. The drug is actively transported from the polymer matrix to the internal body tissue using iontophoresis or phonophoresis. In addition, the polymer matrix can be expanded to promote intimate contact with the walls of a passageway or vessel.

Système et méthode d'apport de médicaments permettant d'administrer localement un médicament à un tissu corporel interne. Le système fait appel à un cathéter comprenant une matrice polymère renfermant le médicament. Le médicament est transporté activement de la matrice polymère aux tissus corporels internes par iontophorèse ou phonophorèse. En outre, la matrice polymère peut être élargie pour favoriser un contact intime avec les parois d'une voie ou d'un vaisseau.

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