Rod-shaped body

Details Rod-shaped body Rod-shaped body

A - Human Necessities

61

L

A61L 29/12 (2006.01) A61L 29/18 (2006.01)

Patent

CA 2613175

The invention relates to a rod-shaped body (1) comprised of one or more filaments (2) and of a non-ferromagnetic matrix material (3). The matrix material (3) surrounds the filament(s) (1) and/or adheres them to one another. The rod-shaped body is also comprised of a dopant consisting of particles that generate magnetic resonance tomographic artifacts that is introduced into the matrix material (3). Rod-shaped bodies of this type can be used to construct guide wires, catheters and other instruments to be used in minimally invasive surgical interventions.

L'invention concerne un corps en forme de tige (1) composé d'un ou plusieurs filaments (2), d'un matériau matriciel non ferromagnétique (3) entourant les filaments (1) et/ou les reliant par collage, et d'un dopage introduit dans le matériau matriciel (3), composé de particules produisant des artefacts de tomographie par résonance magnétique. De telles tiges permettent la fabrication de fils-guides, de cathéters et d'autres instruments employés pour des interventions peu invasives.

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