IP Library Granted Patent US 7,822,485
Granted Patent B2
US 7,822,485 · App. 11/527,332 · Granted Oct 26, 2010

Method and apparatus for spinal cooling

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Quick Facts
Patent No.
US 7,822,485
App. No.
11/527,332
Granted
Oct 26, 2010
Kind
B2
Abstract

A method for exchanging heat with a patient's spinal column incident to spinal surgery or to relieve a patient for a hypoxia condition of the spine. A closed loop heat exchange catheter is percutaneously advanced into the retroperitoneal space of the patient, and then heat exchange fluid is circulated through the catheter to cool the spinal column.

Claims (6)

1. A method for cooling at least a portion of a spinal column of a patient disposed in an operating room, comprising:

advancing a closed loop heat exchange catheter into the retroperitoneal space of the patient;

circulating heat exchange fluid through the catheter to cool the retroperitoneal space and thereby cool the spinal column; and

conducting spinal surgery on the patient.

2. The method of claim 1 , wherein the catheter is advanced percutaneously into the patient.

3. The method of claim 1 , wherein at least one heat exchange element of the catheter is positioned against the spinal column.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 29, 2009
From: ALSIUS CORPORATION; ALSIUS MEDICAL CORPORATION
To: ZOLL CIRCULATION, INC.
Reel/Frame 023163/0419 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 5, 2006
From: COLLINS, KENNETH A.
To: ALSIUS CORPORATION
Reel/Frame 018365/0362 →