The lumen is the hollow opening or the space inside the blood vessel. Artery Vein Capillary Function Carry blood away from the heart (usually oxygenated blood, except for the pulmonary artery ...

This is called a graft. When an artery is needed it's usually taken from the patient's chest during the by-pass surgery itself. When a vein is required, surgeons normally tap the patient's leg.

Get Instant Summarized Text (Gist) An AI model has been developed to automatically segment major anatomic structures in MRI images, reducing radiologist workload. This model, based on the nnU-Net ...

The iliac vein prediction (orange) is very similar to the reference segmentation (cyan). (D) The metatarsal model prediction (red) is missing parts compared with the reference segmentation (green).