Passive flow control devices for implantable pumps

Details Passive flow control devices for implantable pumps Passive flow control devices for implantable pumps

2005-12-27

2005-12-27

Mendez, Manuel (Department: 3763)

Surgery

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

Treating material introduced into or removed from body...

C604S890100, C604S892100

Reexamination Certificate

active

06979315

ABSTRACT:
An implantable drug delivery device is provided with a passive flow control device is provided in the form of a valve which may assume two flow states. Flow control is achieved by duty cycling the valve using a control module which generates appropriate signals in response to an input telemetry signal corresponding to a desired flow rate. In another embodiment, a passively controlled bolus delivery device is provided to deliver a bolus of drug in addition to normal dosage.

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