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US 2014/0276343 A1Published application
Acoustic streaming glaucoma drainage device
AssigneeAlcon Research, Ltd.
InventorsSatish Yalamanchili, Mikhail Ovchinnikov, Jianbo Zhou
Life of this patent
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Abstract
An acoustic streaming valve arrangement induces flow in a glaucoma drainage device. The arrangement may include a selectively vibrating flow generator having a sharp edge and a driving device configured to selectively vibrate the flow generator to create a streaming fluid flow in a direction away from the sharp edge.
Claims20
An acoustic streaming valve arrangement for inducing flow in a glaucoma drainage device, comprising:
- a selectively vibrating flow generator having a sharp edge;
- and
- a driving device configured to selectively vibrate the flow generator to create a streaming fluid flow in a direction away from the sharp edge.
An implantable glaucoma drainage system, comprising:
- an inlet passageway and an outlet passageway;
- and
- a valve portion disposed between the inlet and outlet passageways to regulate the passage of fluid from the inlet passageway to the outlet passageway, the valve portion comprising an acoustic streaming valve arrangement configured to open or close the valve portion.
A method comprising:
- implanting a flow system in an eye of a patient;
- and
- activating an acoustic streaming valve arrangement forming a part of the flow system to inhibit or allow drainage fluid to flow through the flow system.
Dependencies are inferred from the claim text.