04479796 is referenced by 65 patents and cites 9 patents.

An implantable dispenser for infusing a desired drug into the blood stream. The dispenser is adapted to be spliced into a blood vessel so that blood flows freely through it. Within the dispenser is a replaceable biomass cartridge containing a colony of microorganisms which produce the drug.

Title
Self-regenerating drug administration device
Application Number
6/441888
Publication Number
4479796
Application Date
November 15, 1982
Publication Date
October 30, 1984
Inventor
Michael J Kallok
New Brighton
MN, US
Agent
John L Rooney
Joseph F Breimayer
Reed A Duthler
Assignee
Medtronic
MN, US
IPC
A61M 5/00
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