Hospitals nationwide may soon change how they treat the most disabling strokes after new guidelines released Monday recommend using tiny devices to snag large clots from a blocked artery within the brain. The clot-removal devices are wire cages called stent retrievers, or “stentrievers,” and the American Heart Association is giving them its strongest recommendation after…

Hospitals nationwide may soon change how they treat the most disabling strokes after new guidelines released Monday recommend using tiny devices to snag large clots from a blocked artery within the brain. The clot-removal devices are wire cages called stent retrievers, or “stentrievers,” and the American Heart Association is giving them its strongest recommendation after…