ERGONOMICS IN LAPAROSCOPIC SURGERY: A CASE STUDY IN HOSPITALS OF TEHRAN UNIVERSITY OF MEDICAL SCIENCES, IRAN

Background and Objective: Technological progress and application of the modern surgical techniques have led to more interest in laparoscopy michael harris sunglasses by surgeons and patients.As a result, surgeons might potentially have more complications due to this procedures.Knowledge and practice of ergonomics principles can greatly reduce these

More than half of patients with heart failure have a preserved ejection fraction (HFpEF).The prevalence of HFpEF has been increasing worldwide and is expected to increase further, making it an important health-care problem.The diagnosis of HFpEF is straightforward in the presence of obvious objective signs of congestion; however, it is challenging