Winged injection needle having needle covering means

Details Winged injection needle having needle covering means Winged injection needle having needle covering means

A - Human Necessities

61

M

A61M 5/158 (2006.01) A61M 25/06 (2006.01)

Patent

CA 2384546

A winged injection needle having a needle covering means used at treatments for infusion solution, blood transfusion and extracorporeal blood circulation, characterized by comprising a puncturing needle tube (206), a hub (208) for holding the base end of the needle tube, and a hollow needle housing member for permitting the hub to displace by sliding and to be housed in the entirely in its lumen, and by being provided with an erroneous puncturing prevention means satisfying the following three conditions: (1) the injection noodle can be easily and safety housed after use, (2) its construction is simple and easy to handle to permit easy production at low costs, and (3) it can be safely disposed of.

On utilise cette aiguille à injection à ailettes, pourvue d'un capuchon protecteur, pour des perfusions, une transfusion sanguine et une circulation sanguine extra-corporelle. Cette aiguille se caractérise par le fait qu'elle comporte un tube pour aiguille (206), une embase (208) permettant de retenir la base dudit tube et un élément creux de logement de l'aiguille permettant à l'embase de se déplacer en coulissant et de venir se loger en totalité dans sa partie creuse. Cette aiguille se caractérise également par le fait qu'elle est pourvue d'une pièce empêchant tout piqûre intempestive et qu'elle satisfait aux trois conditions suivantes : (1), possibilité de remise en place en toute sécurité de l'aiguille à injection après utilisation, (2), être d'une structure simple et de manipulation aisée, ce qui permet de la fabriquer à bas prix et, (3), pouvoir être mise au rebut en toute sécurité.

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