Wisconsin Alumni Research Foundation

Technology

LOW-COSTS SURGICAL MICROSCOPE

Microsurgical techniques use specialized microscopes adapted for surgical use, the microscopes and typically providing stereoscopic optics for good depth perception, a magnification range from 4x to 4...
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Samuel Poore, Sahand Eftekari, Ellen Shaffrey, Weifeng Zeng, Aaron Dingle | P230453US01

Technology

INTRODUCER NEEDLE AND STYLET FOR INTERVENTIONAL PROCEDURES

UW-Madison researchers have developed a device and method for improved CT-guided needle interventions. The new system greatly simplifies the use of introducer needles by providing a path for anesthet...
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Fred Lee, Annie Zlevor, Timothy Szczykutowicz, James Hinshaw | P230022US02

Technology

CLIP ON TORQUE DEVICE FOR ENDOVASCULAR PROCEDURES

Many minimally invasive medical procedures use guidewires for catheter insertion. This often requires time-critical navigation of tortuous vasculature, demanding intricate manipulation of a guidewire...
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Dai Yamanouchi, Isabelle Gundrum, William Hayes, Anna Ankerstjerne, Eric Sagen, Jakob Knauss | P230166US01

Technology

Dipole Antenna For Microwave Ablation

An antenna includes a first dipole arm and a second dipole arm. The first dipole arm is connected to a first conductor and is formed of a first conducting material. The first dipole arm extends in an ...
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Susan Hagness, Yahya Mohtashami, Nader Behdad | P180129US01

Technology

Microwave Ablation Antenna System With Slot Balun

A balun includes a center conductor, a dielectric material, a tapered wall, a ring, and a prong. The center conductor extends a length of the balun. The dielectric material surrounds the center conduc...
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Susan Hagness, Nader Behdad, Hung Luyen | P170070US01

Technology

Syringe Attachment Device And Methods

A syringe adapter having a syringe holder and an actuator are disclosed. The syringe holder may include a fixed portion that may receive a barrel of a syringe and an adjustable portion adjustably posi...
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Robert Radwin, Joseph Ulbrich, Thomas Yen | P170216US02

Technology

Systems And Methods For Surgical Guide For Real-Time Mri Surgery

A system and method are provided for a guide system for guiding an interventional medical instrument toward a region of interest (ROI) along a predetermined trajectory path. The guide system comprises...
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Caitlin Randell, Zachary Hite, Molly De Mars, Bailey Ramesh, Mark Nyaeme, Haley Yagodinski, Terrence Oakes, Azam Ahmed | P180149US01

Technology

Catheter Apparatus And Method

Aspects of the disclosure are directed to methods and/or apparatuses involving the deployment and coupling of catheters. As may be implemented in accordance with one or more embodiments, each of first...
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Paul Laeseke, Michael Woods, Emily Foran, Will Flanigan, Alexandra Doersch, Brett Struthers, Joseph Ashley | P180230US02

Technology

Minimally Invasive Microwave Ablation Antennas

Microwave ablation is a minimally invasive method for treating cancer, especially solid tumors. The method uses an interstitial antenna that heats tissue with microwave energy.These antennas require c...
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Nader Behdad, Susan Hagness, Hung Luyen | P140132US01

Technology

Minimally Invasive Spinal Fusion

An estimated eight out of 10 people will be affected by a spine condition during their lifetime, making treatment options like spinal fusion surgery imperative. Spinal fusion is a surgical procedure i...
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Nathaniel Brooks, Meghan Anderson, Hannah Meyer, Hannah Pezzi, Amy Slawson, Andrea Schuster | P140303US01

Technology

Monitoring Tumor Ablation in Real Time

As an alternative to surgery, thermal ablation is a method of treating tumors of the liver, kidney, lung and other body parts. In the process, a slender antenna or probe is inserted through the skin t...
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Christopher Brace, Peng Wang | P130294US01

Technology

Calibrated Drill Sleeve Also Protects Soft Tissue

Drills are commonly used during orthopedic surgery to place screws that allow fixation of fractured bones. One problem that surgeons face while drilling is the overlying soft tissue becoming entangled...
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Kenneth Xu, Austin Crow, Josh Kolz, Sarah Sandock, John Renfrew | P120364US01

Technology

Adjustable Implant for Treatment of Glottic Insufficiency

Glottic insufficiency is the medical term used to describe inadequate vocal fold contact during voice production. Glottic insufficiency results in poor voice quality and “breathiness” during phona...
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Matthew Hoffman, Jack Jiang, Rachel Witt, Timothy McCulloch | P100114US01

Technology

Electrode Array for Radiofrequency Tissue Ablation

The liver is a common site for both primary and metastasizing cancer. Surgical resection, the preferred treatment for liver cancer, is a time consuming procedure during which the surgeon must cut thro...
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Dieter Haemmerich, David Mahvi, John Webster, David Schutt | P03367US

Technology

Fan-Beam Microwave Horn for Improved Organ Resection

Liver cancer is the fifth most common cancer in the world and is frequently fatal.  Surgical resection currently is the preferred treatment for liver cancer.  During the time-consuming treatment, a ...
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David Mahvi, Mark Converse, Punit Prakash, John Webster | P07328US

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