Clinical Research Directory

Inclusion Criteria: * Clinically stable lung transplant patients(single lung, double lung, or re-transplant) as defined by stable FEV1 over the prior two visits * 13 Abnormal pH impedence or esophagram or documented gastric reflux at pre-transplant evaluation * Patient must be willing and able to provide informed consent * Understands the clinical study requirements and is able to comply with follow-up schedule Exclusion Criteria: * Currently being treated with another investigational medical device and/or drug * Currently receiving treatment for sleep apnea with continuous positive airway pressure (CPAP) * Previous head or neck surgery / radiation * Carotid artery disease, thyroid disease, or history of cerebral vascular disease * Nasopharyngeal cancer * Suspected esophageal cancer