Inspire Medical Systems Inc has been given the go-ahead from regulators to sell the device in Europe and test it in the United States. The U.S. Food and Drug Administration has given its approval to begin testing the device for safety and efficacy among patients with moderate or severe obstructive sleep apnea at several medical centers in the U. S. and Europe. Patients in the … [Read more...] about Investigational Implantable Sleep Apnea Device to be Tested in U.S.