Coronary artery blood flow velocity calculation method and device and electronic equipment

The invention relates to a coronary artery blood flow velocity calculation method and device, electronic equipment and a storage medium, and the method comprises the following steps: S1, obtaining a coronary artery angiography image, segmenting the coronary artery angiography image through deep learning, and obtaining segmented images of a main branch blood vessel; S2, calculating the length of the main branch blood vessel in each frame of segmented image based on the segmented images of the main branch blood vessels; S3, obtaining the blood flow velocity of the main branch blood vessel based on the calculated change of the length of the main branch blood vessel along with the time. According to the invention, the automation of calculation of the blood flow velocity of the coronary artery is achieved, the calculated blood flow velocity of the coronary artery is more accurate, and the calculation method is simpler. 本发明涉及冠状动脉的血流速度的计算方法、装置、电子设备及存储介质，其中，冠状动脉的血流速度的计算方法包括如下步骤：步骤S1，获取所述冠状动脉的造影图像，利用深度学习对所述冠状动脉的造影图像进行