Medical catheter for intravascular long-term infusion of medicat

Details Medical catheter for intravascular long-term infusion of medicat Medical catheter for intravascular long-term infusion of medicat

1989-02-15

1990-12-11

Yasko, John D.

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

604265, 604275, 604280, A61M 500

Patent

active

049767038

ABSTRACT:
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.

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patent: 3434869 (1969-03-01), Davidson
patent: 4375816 (1983-03-01), Labianca
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patent: 4557959 (1985-12-01), Kuehlein et al.
patent: 4657541 (1987-04-01), Iclikawa et al.
patent: 4675361 (1987-06-01), Ward, Jr.
patent: 4705501 (1987-11-01), Wigness et al.
patent: 4769016 (1988-09-01), Labianca
patent: 4784160 (1988-11-01), Szilagyi
patent: 4801297 (1989-01-01), Mueller

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