DJO Global announces FDA clearance for muscle stimulator SAN DIEGO, Calif., July 18, 2013—DJO Global, Inc. announced the launch of the Empi Phoenix, an electrical stimulator designed to help simplify treatment of muscle atrophy before and after surgery for total knee replacement or ACL repair. Read more about DJO Global announces FDA clearance for muscle stimulator Aging in Place Stake Your Claim Tips for getting Positive Airway Therapy claims paid