Continuous, Non‑Invasive,

Blood Pressure Monitoring

Light Weight. Low Power. Low Cost.

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Our Technology

PyrAmes Inc has developed a unique sensor platform that provides continuous blood pressure monitoring in a lightweight, comfortable, wireless package. With its paper-thin, flexible sensor and compact wristwatch form factor, it is an alternative to arterial lines and inflatable cuff-based blood pressure monitoring systems.

Meet The Team

Xina Quan

Dr. Xina Quan, Ph.D.
Co-Founder and CTO
Prior to co-founding PyrAmes with Professor Zhenan Bao at Stanford in 2016, Xina spent nearly 40 years leading teams that transformed R&D into products. After 20 years at Bell Labs (Director of Polymer & Chemical Engineering), she led teams at DigiLens (VP R&D), Philips Lumileds, Cambrios (VP R&D), and Artificial Muscle (VP R&D) which was acquired by Parker Hannifin in 2014. Xina holds a PhD in Chemical Engineering from Princeton University.

Dr. Junjun Liu

Dr. Junjun Liu, Ph.D.
Data Scientist
Junjun comes to PyrAmes with more than 15 years of experience in statistical analysis, numerical simulation, machine learning, and model development. In her previous life, Junjun studied and modeled planetary climates at Caltech. Her contributions helped make predictions for Nasa's Juno mission, which is currently orbiting Jupiter. She holds a PhD in Planetary Sciences with a minor in Applied and Computational Mathematics from the California Institute of Technology.

Dr. Thomas Roxlo

Dr. Thomas Roxlo, Ph.D.
Data Scientist
Thomas has been developing data models for PyrAmes since our beginning. He holds a PhD in Physics from Harvard University.

Mr. S. Sidharth

S. Siddharth
Sensor Algorithms Engineer
Siddharth is an Algorithm Development Engineer with over 6 years of industry experience with skills in designing sensor fusion algorithms, statistical signal processing, sensor noise evaluation/characterization, filtering, and wearable health monitoring. He has experience working on complex data problems for both large company and early stage startups.

Mr. Art Muir

Art Muir
Product Manager
Art has been bringing high-technology products from R&D to market for almost 30 years at companies such as Molecular Devices, Affymax, Artificial Muscle, and Parker Hannifin. His career has spanned multiple fields including Environmental and Life Sciences, Software, Hardware, Consumer Electronics and Industrial verticals. He holds B.S. degrees in Civil and Mechanical engineering from UC Davis and a Masters of Business Administration from the Merage School of Business.

Mr. Weyland Leong

Weyland Leong
Product Engineer
Weyland has two decades of experience in all stages of product development covering design, prototyping, validation, manufacturing, and quality testing. He has brought medical devices and wearable sensors to market through stints at Applied Medical, IMPCO Technologies, Artificial Muscle, and Parker Hannifin. He has a BS in Mechanical Engineering from UC-Irvine.

Mr. Alan Walendowski

Alan Walendowski
Software Engineer
Alan's been developing software professionally for 30 years. Before PyrAmes, he was with Xerox PARC, Samsung Research, AT&T Labs, Sun Microsystems, IBM, and multiple startups in the Bay Area.


Zhenan Bao

Dr. Zhenan Bao, Ph.D.
Co-Founder and Board Member
K.K. Lee Professor in Chemical Engineering at Stanford University, with courtesy appointments in Chemistry and Material Science and Engineering. Member of the National Academy of Engineering and National Academy of Inventors. Stanford Terman Fellow, Robert Noyce Faculty Scholar, Finmeccanica Faculty Scholar and David Filo and Jerry Yang Faculty Scholar. Founder and faculty director of the Stanford Wearable Electronics Initiative (eWEAR). Co-founder and board member of C3 Nano Co.

Vivek Bhalla

Dr. Vivek Bhalla, MD.
Dr. Vivek Bhalla is the founding director of the Stanford Hypertension Center, a nexus for clinical care, and clinical and translational research to improve the care of patients with hypertension. He is board-certified in Internal Medicine, Nephrology, and Hypertension. His clinical specialties include diagnosis and management of cases of resistant hypertension, in particular, due to secondary causes including primary hyperaldosteronism, renovascular disease, and chronic kidney disease. Here in the heart of Silicon Valley, he also has an interest in developing novel technologies for non-invasive measurement of blood pressure.

David Andre

Dr. David Andre, Ph.D.
Scientist, inventor, and entrepreneur. Machine learning expert. Co-founder of Cerebellum Capital.

Dr. Brahm Goldstein, MD.

Dr. Brahm Goldstein, MD.
Global Therapeutic Area Head, Hematology and Thrombosis, CSL Behring at CSL Behring.

Dr. Marc Brodsky, MD.

Dr. Marc Brodsky, MD.
Cardiologist at Bloomfield Cardiology, Beaumont Hospitals, and Henry Ford Hospitals.

Dr. Marco Corridore, MD.

Dr. Marco Corridore, MD.
Attending anesthesiologist at Nationwide Children's Hospital and the The Heart Center as well as a Clinical Assistant Professor of Anesthesiology at The Ohio State University College of Medicine. His clinical and research interests focus on congenital heart disease and it's anesthetic implications.

Our Partners

GSR Ventures