초록 ▼

A medical catheter for intravascular long-term infusion of medication by an implanted or extracorporeal dosage device characterized by the catheter tube being of a single or multi-layer elastomer having a distal end shaped such that the exit opening for the medication is laterally arranged axially o

A medical catheter for intravascular long-term infusion of medication by an implanted or extracorporeal dosage device characterized by the catheter tube being of a single or multi-layer elastomer having a distal end shaped such that the exit opening for the medication is laterally arranged axially offset relative to the distal end of the catheter. The catheter is also coated with an external protective layer composed of a hydrogel.

대표청구항 ▼

In a medical catheter for intravascular long-term infusion of medications by a dosage device, said medical catheter comprising a catheter tube having a longitudinal axis and a catheter tip at a distal end thereof, said tube being composed of a single layer or multiple layers of elastomer having an e

In a medical catheter for intravascular long-term infusion of medications by a dosage device, said medical catheter comprising a catheter tube having a longitudinal axis and a catheter tip at a distal end thereof, said tube being composed of a single layer or multiple layers of elastomer having an external protective surface layer having a smooth surface and being composed of a toxicologically faultless and biologically compatible elastic plastic material that is soft in comparison to the material lying therebelow, the improvements comprising an exit opening for the medication being arranged offset along the longitudinal axis relative to the distal end of the catheter tip and the external protective layer being composed of a hydrogel and being applied to the completely fabricated catheter, said hydrogel being a polysiloxane free of a filler.