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US 11,298,512 B2Granted
Devices and methods for treating acute kidney injury
AssigneeRenalPro Medical, Inc.
InventorsTsung-Chun Lee, Wen-Pin Shih
Life of this patent
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Abstract
A catheter devices/systems and methods therefrom are described herein for treating acute kidney injury, especially the contrast-induced acute kidney injury wherein the devices prevent the contrast dyes from entering into kidney and/or facilitate blood flow of kidney by said catheter system.
Claims14
A device for preventing acute kidney injury from contrast agent introduced into vasculature of a subject, the device comprising:
- a catheter shaft having a first lateral side and a second lateral side;
- a first expandable member disposed on and extending only along a first lateral side of the catheter shaft;
- and
- a second expandable member disposed on and extending only along a second lateral side of the catheter shaft,
- wherein the first and second expandable members have an expanded configuration in which when advanced into an abdominal aorta and positioned adjacent renal artery ostia of the subject are sized to occlude the renal artery ostia while allowing blood flow over the catheter shaft.
2 more elements
Dependencies are inferred from the claim text.