RecruitingDevice studyChronic Nausea and Vomiting in Patients With Normal Gastric Emptying Using the Enterra® Therapy System (NAVIGATE)The purpose of this research study is to determine if the Enterra® Therapy System can decrease nausea and vomiting symptoms and improve the quality of life for patients with chronic nausea, with or without vomiting, that have normal gastric emptying.