1 Department of Ultrasound, Jingzhou No 1 People's Hospital and First Affiliated Hospital of Yangtze University, 434000 Hankong road, Shashi district, Jingzhou, Hubei Province, China.
2 Department of Anesthesiology, Jingzhou No 1 People's Hospital and First Affiliated Hospital of Yangtze University, 434000 Hankong road, Shashi district, Jingzhou, Hubei Province, China.
3 Department of Cardiac surgery, Jingzhou No 1 People's Hospital and First Affiliated Hospital of Yangtze University, 434000 Hankong Road, Shashi district, Jingzhou, Hubei Province, China.