Israel’s Enopace Biomedical is developing an endovascular micro-stimulator, which reduces the strain on the heart by expanding the arteries to accept incoming blood. It is implanted by catheter in a 30-minute procedure while the patient is awake and is an alternative to a heart transplant.
http://www.globes.co.il/serveen/globes/docview.asp?did=1000826211&fid=1725