Ascentx Medical

Restoring quality of life.

Advisory Board


PROF. GLEN LEHMAN, M.D., Chair of the Clinical Advisory Board

Since 1987 Professor Glen Lehman has served as a Professor of Medicine & Radiology, Division of Gastroenterology/Hepatology at the Indiana University School of Medicine, Indianapolis, Indiana. Professor Lehman served or has served as a consultant to various healthcare companies including Glaxo Smith Kline, Eli Lilly, AstraZeneca, Hoffman LaRoche, Enteric Medical, Wilson-Cook, Bioform, Endonetics, Olympus America, Boston Scientific.

From 1969 to 1972, Professor Lehman performed his residency and fellowship (Gastroenterology) at the Indiana University Medical Center. From 1968 to 1969 he performed an internship at Duke University. Professor Lehman received his M.D. from Indiana University School of Medicine in 1968.

In 1996 Professor Lehman was the recipient of the Rudolf Schindler Award presented by the American Society for Gastrointestinal Endoscopy.

Roger R. Dmochowski, MD, MMHC, FACS

Roger R. Dmochowski, MD, MMHC, FACS

Dr. Roger R. Dmochowski is Professor at the Department of Urology, Professor of Surgery, and Professor of Obstetrics and Gynecology at Vanderbilt University in Nashville. He was Director of the Section of Female Pelvic Medicine and program director of the Fellowship in Pelvic Medicine at Vanderbilt for the past 18 years. He is also Clinical Assistant Professor in Surgery at the Uniformed Services University of the Health Sciences in Bethesda, Maryland. He is Associate Surgeon in Chief, Vice Chair, Section of Surgical Sciences Vanderbilt University Medical Center, Executive Medical Director for Perioperative Services (Surgery), Associate Chief of Staff, and Medical Director of Risk Management at Vanderbilt University Health System. He recently completed a one year tenure as Interim Vice President of Surgical Services.

Dr. Dmochowski received his medical degree from the University of Texas Medical Branch at Galveston. He completed an internship and residency in surgery and urology at the University of Texas Medical School at Houston and at the M.D. Anderson Hospital and Tumor Institute in Texas. In addition, Dr. Dmochowski is subspecialty fellowship trained in female urology, neurourology, urodynamics and reconstructive urology. He is board certified in urology and female pelvic medicine and reconstruction. He received a Masters in Medical Management from Owen School of Business at Vanderbilt in 2012.

Dr. Dmochowski has published more than 405 articles, 120 book chapters, and 485 abstracts, and has given over 291 presentations at various national and international meetings. Dr. Dmochowski is on the editorial board for the World Journal of Urology, and he is a reviewer for the Journal of Urology, and Urology. He just completed a six year term as the Editor in Chief of Neurourology and Urodynamics. He is a Fellow of the American College of Surgeons and a member of the American Urological Association and International Continence Society. He is a trustee of the American Board of Urology. Dr. Dmochowski has been granted the Zimskind, Ditinguished Service Award and Lifetime Achievement Awards from the Urodynamics Society for his accomplishment in clinical treatment for incontinence. He has received a Presidential Citation, Distinguised Service Award and Politano Award for service to the American Urologic Association and was past chair of the Practice Parameters, Standards and Guidelines Committee for that organization. His current research interests are outcomes of incontinence therapies with a particular emphasis on quality of life issues, patient literacy and informed consent related to pelvic floor interventions. He also is active in bio materials evaluation. He was a trustee of the American Board of Urology (2014-2021) and and just completed his term as President of the Board. He is Vice Chair of the Urology Residency review committee for the ACGME.

Professor Devinder Kumar, M.D.

Professor Devinder Kumar, MD

Professor Devinder Kumar, M.D. is a fellow of the Royal College of Surgeons and has a Ph.D. in Medicine from the University of London. He has been Professor of Gastrointestinal Surgery at St George’s University of London since 2004 and a member of the Committee on Faecal Incontinence of the National Institute of Clinical Excellence (2014-15). He has also worked as a consultant surgeon at St. George’s Hospital in London from 1994 to 2016. Since 2022, Professor Kumar has been an honorary consultant surgeon at Queen’s hospital in Romford, London. His research and clinical interests have included functional disorders including faecal incontinence. He has been Director of Research for the Division of Surgery at St George’s Hospital. He has also been a member of the Institutional Research Committee for five years. In 2003, Professor Kumar was the chief investigator for assessing the efficacy of submucosal injection of GAX® collagen and, in a separate study, Durasphere® in the anal canal in patients with faecal incontinence. He and his team reported significant improvement in faecal incontinence with the use of bulking agents injected submucosally in the anal canal. Devinder has been a visiting professor in several institutions in many countries between 1989 and 2023. He has also served on the advisory board of Novartis Pharmaceuticals.


DR. HEIKO VISARIUS, Ph.D., MBA, Chair of the Business Advisory Board

Dr. Heiko Visarius is an executive with international experience in the health care sector, especially in the area of medical device technology. A Ph.D. in engineering obtained in the USA and a Swiss/ US MBA degree combined with his professional experience allow him to relate to a broad spectrum of business areas, such as sales, marketing, R&D, finance, supply chain and general management. Dr. Visarius’ top skills include Start-ups, Entrepreneurship, and Product Launch.

Dr. Heiko Visarius served as CEO of a successful start-up company with an associated exit. Since then, he held various leadership positions with global players of the medical device industry including Medtronic (Head Europe/Spine) and Synthes (CEO Medivision, Member Executive Committee, Director Marketing Europe, Director Emerging Markets). He had P/L responsibility in Europe for a 3-digit million USD revenue volume in a direct operation and also has extensive experience in the Emerging Markets.

The Swiss Confederation contracted Dr. Visarius as Innosuisse (formerly CTI) Startup Coach starting 2012. In that year, he also started VISARTIS Healthcare GmbH. Mandates are today in the areas of business coaching (also accredited for the European Union and Platinn), business development, expertise/juror and Medtech projects. Since 2017, he is also responsible for the Life Science part of the innovation agency of the canton of Bern (be-advanced).

In addition, Dr. Visarius serves on boards of companies in medical devices as well as the FHNW (university) and the Swiss Excellence Foundation. He and his family live in Switzerland. Dr. Visarius speaks German, English and French.

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