Our Faculty

Ben H. Chew, MD, MSc, FRCSC

Dr. Ben Chew is currently the Director of Clinical Research at the Stone Center at Vancouver General Hospital and an Assistant Professor of Urology at the University of British Columbia in Vancouver, Canada where he finished his medical school training in 1998. He completed his Urology Residency at the University of Toronto in 2003. In 2006, he completed his Endourology and Laparoscopy Fellowship with Dr. John Denstedt in London, Ontario, Canada.

His main interests lie in both the treatment and prevention of kidney stone disease. His research focus includes metabolic stone disease as well as biomaterials used in the urinary tract for ureteral stents. He has authored over 50 peer-re­viewed manuscripts and book chapters including a chapter in Campbell's Urology on Ureteroscopy. He has won AUA Best Abstract Prizes for Stone Disease in 2005 and 2008 and Best Research Prizes at the World Congress of Endourology in 2006, 2009, 2010 and 2011.

His research focus is also on urinary biomaterials, ureteral stents, and oxalate absorption and transport in the gastro­ intestinal tract and how it relates to stone disease. He continues work on a degradable ureteral stent and will start the first­ in-human trials soon. Additionally, Dr. Chew is the Local Organizing Chair of the 2013 Societe lnternationale d'Urologie meeting in Vancouver, BC, Canada where he will also Chair the one-day Society of Endourology Stone Symposium.

Bodo E. Knudsen, MD

Dr. Bodo Knudsen is the Assistant Professor of Urology at The Ohio State University and the Vice-Chair of Clinical Operations. He also serves as Director of the Comprehensive Kidney Stone Program at The Ohio State University Medical Center and is the Medical Director for the Health System. Dr. Knudsen attended medical school at the University of Manitoba in Canada and completed his endourology fellowship at the University of Western Ontario in 2005. His clinical and research focus is in kidney stone disease, surgical simulation and skills training.

Dr. Knudsen has been the recipient of several awards. He was recognized for his presentation on Histological Impact of Dual Modality lntracorporeal Lithotriptors and Comparison of Lumenis, Dornier, lnnova Quartz and Optical Integrity Holmium:YAG laser optical fibers. He has also published over 30 peer-reviewed manuscripts and books.

Michael E. Lipkin, MD

Dr. Michael Lipkin is currently Assistant Professor of Urology at Duke University Medical Center. Dr. Lipkin received his medical degree from New Jersey Medical School in 2003. He completed his urology residency at New York University Medical Center in 2009. In 2011, he completed an Endourology and Minimally Invasive Urologic Surgery Fellowship with Dr. Glenn Preminger at Duke University Medical Center.

His main clinical and academic interests are in the surgical and medical management of kidney stones. His particular research focus is in patient radiation exposure and urologic imaging. He has over 30 peer-reviewed manuscripts and has co-authored several chapters. He was awarded for Best of AUA for an abstract on stone disease in 2012. He also was awarded for Best Endourology Presentation at the World Congress of Endourology in 2012.

Brian R. Matlaga, MD

Dr. Brian Matlaga is an Associate Professor of Urology at the Johns Hopkins University School of Medicine and also serves as the Director of Ambulatory Care for the James Buchanan Brady Urological Institute. Dr. Matlaga received his undergraduate degree from Dartmouth College, and his Medical Degree and a Master of Public Health degree from Tulane University. He then completed his internship in surgery and residency in urology at Wake Forest University; his subsequent fellowship at Indiana University was supported by an American Foundation for Urologic Disease Research Scholarship.

Dr. Matlaga is an internationally recognized expert in the medical and surgical management of patients with urinary stone disease, and he is the Director of Stone Disease for the Brady Urological Institute. This expertise is built on his academic investigations of the pathophysiology and epidemiology of stone formation, as well as into the advancement of minimally invasive surgical techniques. A frequent contributor to the medical press, Dr. Matlaga’s research has received both national and international awards, and he sits on numerous editorial boards as well as advisory committees for the American Urological Association, the Endourological Society, and the National Institutes of Health.

Roger L. Sur, MD

Dr. Roger Sur is an American Board of Urology Certified urologist who is Director of the UCSD Comprehensive Kidney Stone Center. He completed an Endourology Society Fellowship at Duke University Medical Center.

Dr. Sur has served 21 years as a U.S. Navy physician in numerous overseas deployments. He is not only an Associate Professor of Surgery at UC San Diego, but also an Associate Professor of Surgery at the military medical school USUHS (Uniformed Services University of the Health Sciences). He currently serves as program director of the joint UC San Diego-Kaiser Permanente Laparoscopic Endourology fellowship.

Dr. Sur has published over 30 manuscripts and contributed to several books. His research interests are in the surgical education of residents and he is the founding director of the annual UC San Diego Hands-On Endourology Surgery for Residents course. His research also includes minimizing radiation exposure for patients and health practitioners as well as antimicrobial use in kidney stone surgery.

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