Puncture needle device, mainly for a closed system...

A - Human Necessities – 61 – M

Patent

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Details

A61M 25/01 (2006.01) A61B 17/34 (2006.01) A61M 25/06 (2006.01)

Patent

CA 2117066

The present invention relates to a puncture needle device, mainly for a closed system introduction of a catheter into a blood vessel, consisting of a needle (1) and a body (2). It can also be used for introducing pacemaker electrodes, guide wires or the like. The device according to the invention consists of a needle (1) and a body (2), wherein said body (2) is provided with two tubes (4, 5), each being arranged at the end of a duct (9, 12). A catheter duct (9) is connected to the passage (7) of the needle (1) via smooth surface, meanwhile a syringe duct (12) includes an acute angle with the passage of the needle (1). The catheter duct (9). contains a lock element (11) between the catheter tube and the intersection of the ducts (9, 12). The device is preferably provided with a catheter holder consisting of plates, wherein the lower part of the holder is a single plate and the upper part thereof is made of two foldable plates.

Dispositif à aiguille de ponction destiné principalement à un système fermé d'introduction d'un cathéter dans un vaisseau sanguin. Il est constitué d'une aiguille (1) et d'un corps (2). Il peut également servir à introduire les électrodes de stimulateurs cardiaques, les fils de guidage ou analogue. Ledit dispositif est constitué d'une aiguille (1) et d'un corps (2) doté de deux tubes (4, 5) dont chacun est disposé au bout d'un conduit (9, 12). Un conduit de cathéter (9) est relié au passage interne (7) de l'aiguille (1) par l'intermédiaire d'une surface lisse, tandis que le conduit (12) menant à la seringue forme un angle aigu avec ledit passage interne de l'aiguille (1). Le conduit de cathéter (9) contient un élément de verrouillage (11) situé entre le tube de cathéter et le point d'intersection des conduits (9, 12). De préférence, le dispositif est pourvu d'un support pour cathéter constitué de plaques, la partie inférieure du support étant constituée d'une seule plaque tandis que sa partie supérieure est constituée de deux plaques pliables.

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