 REDWOOD CITY, CA ACCESSWIRE April 21, 2021 Avinger, Inc. NASDAQ:AVGR, a commercial-stage medical device company marketing the first and only intravascular image-guided, catheter-based system for diagnosis and treatment of Peripheral Artery Disease PAD, today announced the publication of two clinical studies in peer-reviewed journals, further supporting the clinical benefits of its therapeutic devices. The studies were based on separate clinical case series conducted by physicians at the Division of Cardiovascular Disease and Endovascular Medicine at the Einstein Medical Center in Philadelphia, Pennsylvania. 