Surgery – Controlled release therapeutic device or system – Implanted dynamic device or system
Patent
1987-06-25
1989-10-17
Schwadron, Martin P.
Surgery
Controlled release therapeutic device or system
Implanted dynamic device or system
6048921, A61K 924
Patent
active
048743887
ABSTRACT:
A dispenser for use in a fluid environment having a rigid housing containing a fluid activated driving member, a plurality of drug containing layers and an outlet means by which drug is dispensed to the environment. The housing adjacent to the layers is fluid impermeable and the housing adjacent to the driving member is fluid permeable or has an open area by which fluid can contact the driving member. O048743884
REFERENCES:
patent: 1736078 (1929-11-01), Haas
patent: 2620061 (1952-12-01), Uxa
patent: 2853206 (1958-09-01), Uxa
patent: 3410455 (1968-11-01), Haas
patent: 3565284 (1971-02-01), Hinterreiter
patent: 3656483 (1972-04-01), Rudel
patent: 3844445 (1974-10-01), Haas
patent: 3845770 (1974-11-01), Theeuwes et al.
patent: 3845882 (1974-11-01), Haas
patent: 3995631 (1976-12-01), Higuchi et al.
patent: 3995632 (1976-12-01), Nakano et al.
patent: 4034756 (1977-07-01), Higuchi et al.
patent: 4111202 (1978-09-01), Theeuwes
patent: 4177256 (1979-12-01), Michaels et al.
patent: 4203441 (1980-05-01), Theeuwes
patent: 4220152 (1980-09-01), Dresback
patent: 4220153 (1980-09-01), Dresback
patent: 4251506 (1981-02-01), Laby
patent: 4264573 (1981-04-01), Powell et al.
patent: 4265874 (1981-05-01), Bonsen et al.
patent: 4320759 (1982-03-01), Theeuwes
patent: 4326522 (1982-04-01), Guerrero et al.
patent: 4344929 (1982-08-01), Bonsen et al.
patent: 4350271 (1982-09-01), Eckenhoff
patent: 4381780 (1983-05-01), Holloway
patent: 4410328 (1983-10-01), Theeuwes
patent: 4449983 (1984-05-01), Cortese et al.
patent: 4578263 (1986-03-01), Whitehead
patent: 4578264 (1986-03-01), Stricker et al.
patent: 4589575 (1986-05-01), Rigberg
patent: 4595583 (1986-06-01), Eckenhoff et al.
patent: 4612008 (1986-09-01), Wong et al.
patent: 4612186 (1986-09-01), Eckenhoff et al.
patent: 4623330 (1986-11-01), Laby et al.
patent: 4624847 (1986-11-01), Ayer et al.
patent: 4627850 (1986-12-01), Deters et al.
patent: 4642230 (1987-02-01), Whitehead et al.
patent: 4723958 (1988-02-01), Pope et al.
Eckenhoff James B.
Theeuwes Felix
Wong Patrick S.-L.
ALZA Corporation
Flanigan Allen J.
Mandell Edward L.
Sabatine Paul L.
Schwadron Martin P.
LandOfFree
Multi-layer delivery system does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Multi-layer delivery system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Multi-layer delivery system will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1741042