Could this be the way ahead?
This development, at first sight, looks like an April Fool spoof, but it isn’t. The article describes a proceedure where a small camera (with its own light source) is introduced into the digestive sysem orally. During its transit it captures images of the bowel wall in order to reveal abnormalities. Imagery is radio transmitted to a receiver carried by the patient.
Many proceedureds and treatments are now being considered as a way to reduce visits by patients to hospitals, beset as they now are by Covid cases. This is being roled out in Scotland; one wonders why not in the rest of the UK?
Click on the photo to see the complete article published by the BBC in November.