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Congratulations to Ben for defending his MS thesis!

Ben recently defended his MS thesis “Near-Field Data Transmission using Power- and Volume-Efficient Split Canted-Cosine-Theta Coils.”

This research focused on developing omnidirectional antennas useful for short-range communication to medical implants. Interestingly, these coils can be scaled up (or down) to detect the primary direction of magnetic fields in industrial applications, cytometry, or even particle physics.

The image shown is of a previous version. Ben’s work is currently embargoed while patents are filed.

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Melis wins 2nd best oral presentation at SPR 2026

Congratulations to Melis Sahin for winning this award at the 2026 Society for Pelvic Research Meeting!

Her presentation was titled “SafeCath: An At-Home System for Bladder Pressure-Volume Monitoring”

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Eli successfully defends his thesis!

Congratulations to Eli Hinson for passing his MS thesis defense!

Eli’s thesis is titled “Automated Point-of-Care Bladder Pressure and Volume Measurement Device for Urodynamic Monitoring.”

The motivation behind this work is to build a simpler tool to detect hostile bladder or other urologic conditions which can happen after spinal cord injury (SCI). Regular monitoring of bladder pressure after SCI is an often-overlooked preventative measure. The hope is to one day make this technology available for disposable, at-home use.

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Dr. Majerus is awarded the prestigious PECASE recognition

On January 14, 2025, President Biden awarded Dr. Majerus the Presidential Early Career Award for Scientists and Engineers (PECASE), which is the highest honor bestowed by the U.S. government on outstanding scientists and engineers early in their careers.

You can also read the full press release.

Four Case Western Reserve University faculty received PECASE awards this round, and CWRU published a nice summary article as well.

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Congratulations Jerry!

Jeremiah Ukwela recently defended his MS thesis “Finite Element Informed Optimization of an Implantable Flexible Blood Pressure Sensor” at Case Western Reserve University School of Engineering.

Jerry’s work led to an order of magnitude increase in sensor sensitivity and paved the way to developing a sensor for parasympathetic activation.

Jerry’s excellent work was accompanied by an equally excellent public presentation at CWRU.

Congratulations once again on finishing your thesis!

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Lab News

2 Short Papers Upcoming at BIOCAS

We have two papers at the upcoming BIOCAS 2023 conference in Toronto, Canada. The 4-page papers will be available on IEEEXplore after the conference. Here is a preview:

Analog Interface Amplifiers for Sub-mm Broadband Polymer Intravascular Ultrasonic Imaging

Authors: Ruiyan Wang, Isaias TreviƱo, Aaron Fleischman, Steve JA Majerus

Conformal Ultrasound Transducer Array for Image-Guided Neuromodulation

Authors: Vida Pashaei, Junjun Huan, Haoyang Chen, Mohamed S.E.A. Osman, Sri-Rajasekhar Kothapalli, Steve JA Majerus, Soumyajit Mandal

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New Article: A Flexible Double Helix Inductive Antenna for RFID Vascular Flow Sensing

Check out this article describing a double helix antenna for implantable devices. The double helix structure is unique as it is printed “flat” but captures magnetic flux after wrapping. This allows much more flexibility for surgical deployment or other form factors compared to traditional wound wire inductors.

The paper mainly focuses on modeling the antenna, but we also demonstrated a proof-of-concept using RFID to monitor blood flow. This could be used, for example, as a post-surgery monitoring system.

A Flexible Double Helix Inductive Antenna for RFID Vascular Flow Sensing

IEEE Sensors Journal

Authors: Yaneev Hacohen and Steve J.A. Majerus

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New Article: A Flexible Implant for Multi-Day Monitoring of Colon Segment Activity

Check out our latest article describing a bowel pressure and content sensor tested in human-scale animals:

A Flexible Implant for Multi-Day Monitoring of Colon Segment Activity | IEEE Journals & Magazine | IEEE Xplore

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Journal of Urology – on the cover!

This article describes our first-in-human demonstration of the UroMonitor sensor.

Unlike traditional diagnostic testing which uses catheters in a clinic, this device enables monitoring of symptoms as the patient lives their life. We hope the future of urodynamics testing is catheter free!

Check it out at Journal of Urology

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Lab News Publications

New Article: Assessing Neurogenic Lower Urinary Tract Dysfunction after Spinal Cord Injury

This paper by us and our collaborators at the University of British Columbia, summarizes spinal cord injury (SCI) research models. We are working to understand how the bladder is impacted after SCI, and eventually, how to mitigate the damage.

To read more, visit Biomedicines.