05458568 is referenced by 288 patents and cites 73 patents.

A drug delivery apparatus and method for delivering a drug locally to internal body tissue. The invention contemplates positioning a drug delivery device in a body passageway or within body tissue and then selectively wetting a membrane within the device, making the membrane permeable and allowing transport of a drug across the membrane and into the passageway wall or body tissue.

Title
Porous balloon for selective dilatation and drug delivery
Application Number
705731
Publication Number
5458568
Application Date
September 17, 1993
Publication Date
October 17, 1995
Inventor
Keith R Hildebrand
Houlton
WI, US
Jin Shimada
Falcon Heights
MN, US
Mark B Knudson
Shoreview
MN, US
James E Shapland
Shoreview
MN, US
Joel R Racchini
Edina
MN, US
Agent
Merchant Gould Smith Edell Welter & Schmidt
Assignee
CorTrak Medical
MN, US
IPC
A61N 1/30
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