A Low-Cost, Ear-Contactless Electronic Stethoscope Powered by Raspberry Pi for Auscultation of Patients With COVID-19: Prototype Development and Feasibility Study

Chuan Yang   ¹ , MD ;   Wei Zhang   ² , MD, PhD ;   Zhixuan Pang   ³ ;   Jing Zhang   ⁴ , MSci ;   Deling Zou   ¹ , MD, PhD ;   Xinzhong Zhang   ¹ , MD ;   Sicong Guo   ¹ , MD ;   Jiye Wan   ¹ , MD ;   Ke Wang   ⁵ , MD ;   Wenyue Pang   ¹ , MD, PhD

¹ Department of Cardiology, Shengjing Hospital of China Medical University, Shenyang, China

² Department of Pulmonary and Critical Care Medicine, Shengjing Hospital of China Medical University, Shenyang, China

³ Sewickley Academy Senior High School, Pittsburgh, PA, United States

⁴ School of Population Health, University of New South Wales, Sydney, Australia

⁵ Department of Cardiac Surgery, Shengjing Hospital of China Medical University, Shenyang, China