Time-released substance delivery device

Details Time-released substance delivery device Time-released substance delivery device

2006-08-15

2006-08-15

Thanh, LoAn H. (Department: 3763)

Surgery

Controlled release therapeutic device or system

Osmotic or diffusion pumped device or system

C606S060000

Reexamination Certificate

active

07090668

ABSTRACT:
An implantable, time-released substance delivery device includes a casing having an exterior surface, and a number of pores disposed on the exterior surface of the casing. The time-released substance delivery device further has an interior chamber disposed within the casing, and a number of excretion tubes disposed within the casing. Each of the excretion tubes fluidly connects the interior chamber to one of the pores.

REFERENCES:
patent: 5618286 (1997-04-01), Brinker
patent: 5800421 (1998-09-01), Lemelson
patent: 5904934 (1999-05-01), Maruyama et al.
patent: 5968047 (1999-10-01), Reed
patent: 2003/0139811 (2003-07-01), Watson et al.
patent: 2005/0021084 (2005-01-01), Lu et al.

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