EG-590WR HD Imaging Medical Gastroscope The EG-590WR medical gastroscope is configured for esophageal varices evaluation . Built around HD imaging performance, it provides a 140 degree field of view and 1100mm working length to support confident clinical use in this setting. Clinical Applications Esophageal Varices Evaluation : Optimized working configuration for this procedure. HD Imaging : High-definition image output for clear tissue visualization. 140 Degree Field of View