Porous sponge matrix medical devices and methods

Details Porous sponge matrix medical devices and methods Porous sponge matrix medical devices and methods

A - Human Necessities

61

L

A61L 31/04 (2006.01) A61B 17/12 (2006.01) A61L 26/00 (2006.01) A61L 27/24 (2006.01) A61L 27/56 (2006.01) A61L 31/14 (2006.01) A61L 31/16 (2006.01) A61B 10/00 (2006.01) A61B 17/00 (2006.01)

Patent

CA 2452040

Described are hemostasis devices useful for implantation in biopsy tracts, which devices comprise highly compact, dried hemostatic sponge elements. Preferred devices also include compacted sponge matrices exhibiting high density and rigidity in combination with high volumetric expandability when wetted. Also described are methods for making and using such devices.

La présente invention concerne des dispositifs d'hémostase utiles pour l'implantation dans voies de biopsie, lesdits dispositifs comprennent des éléments séchés d'éponge hémostatique très compacts. Dans des modes de réalisations préférés, les dispositifs comportent également des matrices d'éponges compactées présentant une densité et une rigidité élevées en combinaison avec une expansibilité volumétrique élevée lorsqu'elles sont mouillées. L'invention concerne également des procédés de fabrication et d'utilisation de tels dispositifs.

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