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Samuel H. Maslak, Sc.D, Chairman of Board

Dr. Maslak serves as the Chairman of the Board of Directors of Thermedical® and is an experienced executive in the medical device industry.  Earlier in his career, Dr. Maslak co-founded Acuson Corporation in 1982, serving as the company’s CEO from inception, and later as Chairman and CEO, until it was merged with Siemens Corporation in 2000. Acuson Corporation, a public company that was listed on the NYSE, designed, manufactured and distributed high-performance ultrasound imaging systems for hospitals and clinics worldwide. Currently, Dr. Maslak is pursuing private interests including investing in and advising promising start-up companies.


Dr. Maslak was educated at the Massachusetts Institute of Technology, receiving the degree of Sc.D. in 1975 and the degrees of E.E., S.M., and S.B. in Electrical Engineering in 1971.

Michael Curley, Ph.D, FHRS, Co-founder, CEO and Director

Dr. Curley is a co-inventor of SERF Ablation Therapy and a cofounder, CEO and member of the Board of Thermedical®. Prior to founding Thermedical®, Dr. Curley enjoyed a successful tenure at Acuson, now part of Siemens.  After joining initially as a Mechanical Engineer in 1988, Dr. Curley ultimately founded their Interventional Devices Business Unit and was a VP and General Manager, with full profit and loss responsibility, from 1997-2002.  At Acuson, Dr. Curley invented and led the successful development and worldwide introduction of the AcuNav™ Diagnostic Ultrasound Catheter to the electrophysiology and interventional cardiology markets.  The AcuNav was quickly adopted as the standard of care for guiding ablation for atrial fibrillation and is still one of the leading diagnostic catheters on the market.  With this work, Dr. Curley developed strong ties to the clinical community and industry leaders in electrophysiology, and Dr. Curley was ultimately made a fellow of the Heart Rhythm Society in 2014.


Dr. Curley received a Bachelor’s degree, Master’s degree and Ph.D. all in Mechanical Engineering from the Massachusetts Institute of Technology (MIT).  His graduate research focused on thermal therapy for cancer and on biological heat transfer.  

Roy Tanaka, B.S., M.B.A., Member of the Board of Directors

From 2004 until his retirement in September 2008, Mr. Tanaka served as the worldwide president of Biosense Webster, Inc., a Johnson & Johnson company and market and technology leader in the field of electrophysiology. He joined Biosense Webster, Inc. as its U.S. president in 1997. Previously he held senior management positions at Sorin Biomedical, Inc., including president and CEO, and leadership roles at CooperVision Surgical and Shiley, a division of Pfizer, Inc. He serves on the boards of directors of BioSig Technologies Inc., a company developing a biomedical signal processing platform and VytronUS Inc., a company developing ultrasound technology in the diagnosis and treatment of complex cardiac arrhythmias. Mr. Tanaka also served as a director of TomoTherapy Inc. until its acquisition in 2011, Volcano Corporation until 2014, Coherex Medical Inc. until its acquisition in 2015, and Epix Therapeutics Inc. until its acquisition in 2019.

Mr. Tanaka received his B.S. degree from Purdue University and his M.B.A. degree from Benedictine College.

Patrick S. Hamilton, Ph.D., Co-founder, VP of Engineering

Dr. Hamilton is a co-inventor of the Thermedical® Ablation System.  Dr. Hamilton leads Thermedical’s® technical development and implementation of the Thermedical® Ablation System.  Dr. Hamilton has considerable experience designing and implementing hardware and software for diagnostic and therapeutic medical systems.  As a research engineer at the MIT Hyperthermia Lab, he designed and implemented the hardware and software for control of a high-powered, focused ultrasound system for hyperthermia treatment of tumors.  Dr. Hamilton has developed and implemented software for cardiac beat detection, beat classification, ECG data compression, and fibrillation detection.  His ECG analysis software is the basis for five commercial ECG analysis systems.  He founded PH Software to handle licensing and marketing of his ECG analysis and compression software, and he is the author of the predominant open source software for ECG analysis.


Dr. Hamilton received his BS in Electrical Engineering from MIT, an MS in Biomedical Engineering and a Ph.D. in Electrical Engineering from the University of Wisconsin-Madison.

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