Dr. Reynolds Delgado

Dr. Reynolds Delgado works in Houston, TX as a Cardiologist and is a leader in the field of heart failure.  He is a member of Texas Heart Institute and is on staff at Baylor St. Luke’s Medical Center. 

Dr. Delgado is board certified in Advanced Heart Failure and Transplant Cardiology and graduated from University of Texas Southwestern Medical Center.  He completed residency at University of Texas Southwestern Medical Center and fellowship at Texas Heart Institute. 

Dr. Delgado is a Medical Director of Mechanical Support Devices in Heart Failure at Texas Heart Institute and has been on various advisory boards as well as being principal investigator on several clinical studies.  In addition, he has authored articles in the New England Journal of Medicine that led to FDA approval of the Heartmate II™ LVAD.

In addition to being a Founder and board member of Anaxiom, Dr. Delgado is a co-founder and President of the Houston Heart Failure Society and a long-standing research collaborator with NASA Johnson Space Center’s human space flight physiology laboratory.  He is also the founder of Procyrion, Inc.

Dr. William E. “Billy” Cohn is the Executive Director of the Center for Device Innovation at the Texas Medical Center in Houston. In addition, he is a tenured Professor of Surgery in the Department of Cardiac Transplantation and Mechanical Circulatory Assist at Baylor College of Medicine and an Adjunct Professor of Bioengineering at Rice University, the University of Houston, and Texas A&M.

Dr. Cohn has a passion for medical device development, and has more than 150 U.S. patents granted or pending for his medical device innovations that have provided the core technology for eight venture-backed medical start-ups, four of which have been acquired and commercialized by large med-tech companies. Dr. Cohn is a co-founder of Anaxiom and has been intimately involved in every aspect of the company.

Dr. Cohn was the Director of the legendary Cullen Cardiovascular Research Laboratory at the Texas Heart Institute in Houston for 14 years where he was, and continues to be, intimately involved in the development of the rotary-flow, totally implantable, artificial heart. In 2011, Dr. Cohn and Dr. O. H. Frazier successfully implanted the first pulseless total heart replacement device in a human patient. He now serves as the CMO of BiVACOR Inc. and Obvius Robotics.

Dr. Cohn has previously sat on the Board of Directors of BiVACOR USA, Corvion, Cardiovascular Systems Inc. , SentreHeart, Inc., TVA Medical, Tenaxis Medical Inc., Pluromed Inc., and On-X Life Technologies.

Dr. George graduated from the University of Miami with a degree in biochemistry and graduated from Ross University School of Medicine with Highest Honors. After completing his internal medicine residency at Maimonides Medical Center, he moved to Houston for his training in cardiovascular medicine. He completed his fellowships in Cardiovascular Diseases, Interventional Cardiology as well as Advanced Heart Failure and Transplantation at Texas Heart Institute and Baylor College of Medicine. 

During his residency and fellowship training, he received many notable awards, including Resident and Fellow of the Year as well as selection as Chief Cardiology Fellow and Chief Interventional Cardiology Fellow. Thereafter, he has stayed on in the Texas Medical Center in private practice and is on the medical staff at Baylor St. Luke’s Medical Center and Houston Methodist Hospital. During his tenure as professional staff at Texas Heart Institute and clinical faculty as Baylor College of Medicine, he has excelled in the practice of cardiovascular medicine and has continued to be recognized for the clinical and teaching aptitude. Dr. George has been the recipient of numerous teaching awards, as selected by the fellows at the Heart Institute, and has received the Physician-Nurse Collegiality Award, as selected by the staff nurse council at Baylor St. Luke’s Medical Center.

Dr. George is board certified by the American Board of Internal Medicine in internal medicine, cardiovascular diseases, interventional cardiology and advanced heart failure / transplantation. He is also board certified in comprehensive echocardiography by the National Board of Echocardiography.

Dr. George provides patient centered, comprehensive care of cardiovascular illnesses, with a particular focus on management of complex atherosclerotic disease and cardiomyopathy.

Dr. Zvonimir Krajcer is an interventional cardiologist and has been practicing since 1977 at Texas Heart Institute and St. Luke’s Hospital in Houston, TX. He completed his training in Internal Medicine and Cardiology in 1975 at Northwestern University and from 1975 to 1977 in Cardiology at Baylor College of Medicine.   

Dr. Krajcer is a teaching staff member at Texas Heart Institute, and Clinical Professor of Cardiology at Baylor St. Luke’s Medical Center, where he trains the next generation of interventional cardiologists. 

His leadership and commitment to research and education is globally impacting the care of patients suffering from cardiovascular diseases. Dr. Krajcer is an internationally recognized pioneer in the field of Endovascular repair of aortic aneurysms. 

He is a founding member and a former president of the Texas Heart Institute Cardiac Society. He is the past President of the International Society for Endovascular Specialists, which is dedicated to advancement of vascular and endovascular therapies. As a program director he has organized over 20 national and international meetings and has given over 1,000 presentations at national and international meetings. He serves on the editorial board member of several prestigious cardiovascular journals, and as an Editor-in-Chief of The Texas Heart Journal. 

He has participated as a co-investigator and principal investigator in multiple clinical trials for the treatment of Peripheral Arterial Disease, Abdominal and Thoracic Aortic Aneurysms, Carotid Artery Stenosis, Venous Disease, CHF, and Percutaneous Heart Valve Replacement.  

He has performed over 5,000 EVAR, TEVAR, TAVR procedures, and thousands of other interventional procedures. He is one of the pioneers of Percutaneous Endovascular Aneurysm Repair (PEVAR) using fast track protocol by local anesthesia and percutaneous approach. He has published over 200 manuscripts in peer-review journals. 

He is the program director of THI Technologies and Techniques educational programs and more recently a Podcast series ‘Living Legends and Luminaries in the field of Endovascular medicine’. 

Timothy P. Murphy, M.D. spent 25 years as an Interventional Radiologist and clinical trialist achieving the rank of Full Professor, Research Track, at Alpert School of Medicine at Brown University. He is a Past President of the Society of lnterventional Radiology (SIR) and recipient of the Charles T. Dotter Award in 2018. He served in leadership roles of three NIH-sponsored vascular disease clinical trials (CORAL, CLEVER, and ATTRACT), and has published over 200 journal articles and given more than 185 presentations all over the world. Dr. Murphy joined Summa full time in 2018.

In his more than 25 years training fellows at Brown University Dr. Murphy would impress on trainees the importance of eliminating unnecessary steps. That informs his approach to medical device design. Dr. Murphy believes that ergonomic medical device design is crucial for enhancing user experience, reducing strain, and improving efficiency and patient outcomes. Summa Therapeutics is a commercial-stage company currently field testing its FDA-cleared novel injectable angioplasty balloon catheter, and evaluating its ability to simplify complex peripheral revascularization procedures among patients at risk for amputation due to arterial insufficiency.

Dr. Murphy is also a Founder of Anaxiom.