Medical device with polymer coated inner lumen

Details Medical device with polymer coated inner lumen Medical device with polymer coated inner lumen

A - Human Necessities

61

L

A61L 29/12 (2006.01) A61L 29/08 (2006.01) A61M 25/00 (2006.01)

Patent

CA 2461927

A medical device, such as a catheter shaft, having an inner lumen defined by a layer of polymer coating, and a method for forming such a medical device. In some embodiments, the method generally includes the steps of applying a polymer coating to an elongated mandrel, and constructing the remainder of the catheter shaft body around the polymer coated mandrel. In some embodiments, the polymer coating layer is made from water dispersible polymer or water soluble polymer.

L'invention concerne un instrument médical, tel qu'une tige de cathéter, ayant une lumière interne définie par une couche de revêtement polymérique. L'invention concerne également un procédé pour réaliser un tel instrument médical. Selon certains modes de réalisation de l'invention, le procédé comprend généralement une étape d'application d'un revêtement polymérique sur un mandrin allongé et une étape de confection du reste du corps de la tige de cathéter autour du mandrin à revêtement polymérique. Selon certains modes de réalisation de l'invention, la couche de revêtement polymérique est constituée d'un polymère dispersable dans l'eau ou d'un polymère soluble dans l'eau.

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