PainChek (ASX:PCK) is a digital health company that has developed a proprietary AI-powered technology to remotely monitor and assess pain in patients of all ages. The company's flagship product, PainChek Universal, is a non-invasive medical device that uses facial recognition and machine learning to identify and measure pain in real time. PainChek Universal is used in a variety of settings, including hospitals, aged care facilities, and homes. The device is particularly useful for patients who are unable to communicate their pain verbally, such as infants, people with dementia, and people with disabilities.