Wisconsin Alumni Research Foundation

Technology

System And Method Of Quantitative Angiography

Methods and systems are provided for generating quantitative computed tomography (CT) angiographic images using imaging systems that acquire a set of projection views forming CT angiographic image dat...
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Charles Mistretta, Charles Strother | P180044US01

Technology

System And Method For Flow-Resolved Three-Dimensional Imaging

A system and method is provided for imaging a contrast agent. The system includes a power injector that delivers a contrast agent as a series of boluses using a known period, flow rate, or duration an...
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Michael Speidel, Erick Oberstar, Martin Wagner, Mariya Pravdivtseva | P200132US01

Technology

Statistical Noise Map for Reducing X-Ray Exposure

Iterative image reconstruction techniques can be used to produce high quality tomographic images from noise-contaminated data. It is known that a statistical weight is critical for great image quality...
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Guang-Hong Chen, Jie Tang | P130056US01

Technology

X-Ray System for Use in Image-Guided Procedures

Although stroke afflicts more than 700,000 people in the United States annually, the only FDA-approved clinical treatment is intravenous administration of tissue plasminogen activator (tPA) within thr...
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Charles Mistretta, Howard Rowley, Michael Van Lysel, Guang-Hong Chen | P03183US

WARF