Fig. 3

CT and ultrasound data of the escape bileaflet. A Ten years after the operation, CT showed that the detached aortic valve leaflet was located in the left external iliac artery, where the blood flow was unobstructed, and there was no obvious stenosis or peripheral hematomas. B Ten years after the operation, ultrasound showed that the detached aortic valve leaflet was located in the left external iliac artery, without thrombosis, and there was smooth blood flow; C Three months after the operation, CT showed that the detached mitral valve leaflet was located in the right common iliac artery, the leaflet was intact, and no peripheral hematomas were found. D Three months after surgery, ultrasound showed that the detached mitral valve leaflet was located in the right common iliac artery, the leaflet was intact, and no thrombosis or peripheral hematoma was found. ML: mechanical flap; EIA: External iliac artery; CIA: Common iliac artery; CT: Computerized tomography