BrainCool AB (publ), a medical device company, develops, markets, and sells medical cooling systems for the healthcare sector in Sweden. It operates through two segments, Brain Cooling and Pain Management. The company offers products for medical cooling treatments for a range of diseases, such as cardiac arrest, oral mucositis, migraine, and traumatic brain injury. It provides the BrainCool and RhinoChill System to treat cardiac arrest and stroke; Cooral System for the prevention of oral mucositis; PolarCap System to treat concussive and sub-concussive brain injury; and CoolHead System for migraine. The company was founded in 2010 and is based in Lund, Sweden.