There have been no reported injuries. There have been no reports of death. The IPG works with external programmers that allow the physician to set and adjust the therapy parameters and the patient to control the therapy's activation and intensity. Loading... The FDA has labeled a recall of Inspire Medical Systems, Inc.'s INSP nerve-stimulating implant for obstructive sleep apnea as Class I, the most serious kind. Inspire Medical Systems is recalling Inspire IV Implantable Pulse Generator (IPG) Model 3028 du ...