Image Guided Systems and Methods for Organ Viability Assessment
Systems and methods for evaluating the status and characterization of organs, determining their suitability for transplants, as well as restoring the viability of organs intended for transplants
Full description
The number of patients for organ transplants continues to
grow, without an increase in the number of organs available
for transplant. This has increased interest in transplanting
organs from non-traditional sources, such as donations after
cardiac death. However, there are currently no methods to
objectively measure the effects of resuscitation and ischemia
damage on organ viability.
The present invention relates to systems and methods for
evaluating the status and characterization of organs,
determining their suitability for transplants, as well as
restoring the viability of organs intended for transplants.
Particularly, this method is based on using optical (infrared or
near infrared) imaging to guide the resuscitation of the donor
organs and predict the recovery of grafts challenged with
several hours of preservation. This method allows for
localization of ischemic areas and guiding targeted
resuscitation of the organ.
For example, the inventors have shown that by combining a
kidney reperfusion system with infrared imaging equipment, it
is possible to differentiate between ischemic and non-
ischemic tissue and restore the viability of the kidney. This
method can potentially be used to evaluate the viability of any
body part or organ intended for transplantation, such as
extremities, heart, lungs, and liver. This approach can lead to
the utilization of donation-after-cardiac-death organs and can
substantially increase the donor pool of organs. Hence, this
new method can identify organs that may be considered
unsuitable for transplant, and help prevent transplantation of
organs whose function may be considered impaired, as well
as help guide resuscitation efforts.
Patent information
U.S. Provisional Application No. 60/778,785 filed 03 Mar 2006
(HHS Reference No. E-098-2005/0-US-01)
Inventors: Alexander M. Gorbach (ORS), Allan D. Kirk
(NIDDK), Eric Elster (NIDDK)
Type of business relationship sought
Licensees sought: Available for non-exclusive or exclusive
licensing.
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