Fibrous marker and intracorporeal delivery thereof

Details Fibrous marker and intracorporeal delivery thereof Fibrous marker and intracorporeal delivery thereof

A - Human Necessities

61

B

A61B 19/00 (2006.01) A61B 17/00 (2006.01) A61M 37/00 (2006.01) A61N 5/10 (2006.01)

Patent

CA 2526592

The invention is directed to an intracorporeal marker, a delivery device and assembly for such marker and the method of delivering one or more of the markers to an intracorporeal location within a patient. The marker is a body formed at least in part of a bioabsorbable fibrous material such as a fibrous mat or fabric. The delivery devices preferably also include one or more bioabsorbable short term markers which are configured to expand within the body cavity due to contacting a body fluid. The fibrous marker has a radiographically detectable member which preferably hold a portion of the fibrous body in a compressed condition. Preferably, the fibrous marker has a fibrous felt core formed of bioabsorbable material with a fabric jacket formed of bioabsorbable material. Therapeutic, diagnostic and binding agents may be incorporated into the fibrous body of the marker.

L'invention concerne un marqueur intracorporel, un dispositif de distribution et un ensemble destiné à ce marqueur ainsi qu'un procédé de distribution d'un ou de plusieurs marqueur(s) à un emplacement intracorporel dans un patient. Ledit marqueur comprend un corps formé d'au moins une partie en matière fibreuse bioabsorbable tel qu'un mat ou un tissu fibreux. Les dispositifs de distribution comprennent également un ou plusieurs marqueur(s) bioabsorbable(s) de courte durée configurés afin de s'étendre dans une cavité corporelle du fait de la contraction d'un fluide corporel. Le marqueur fibreux comprend un élément détectable par radiographie supportant, de préférence, le corps fibreux à l'état comprimé. Ledit marqueur fibreux comprend, de préférence, une âme fibreuse de matière bioabsorbable en feutre dotée d'une enveloppe de tissu formée également de matière bioabsorbable. Des agents thérapeutiques, diagnostiques ou de liaison peuvent être incorporés dans le corps fibreux du marqueur.

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