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US 10,300,252 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.
Claims12
A method of preventing acute kidney injury from contrast agent introduced into vasculature of a subject, the method comprising:
- positioning a catheter device in an abdominal aorta of the subject adjacent renal artery ostia of the subject;
- deploying an occlusive element of the catheter device to occlude the renal artery ostia;
- introducing a bolus of the contrast agent into the abdominal aorta of the subject while the occlusive element is deployed and occluding the renal artery ostia to prevent the contrast agent from entering into renal arteries of the subject;
- and
- collapsing the occlusive element after the bolus of the contrast agent has been introduced to allow blood flow to the renal arteries to resume.
2 more elements
Dependencies are inferred from the claim text.