Clinical trials Below are current clinical trials.34 studies in Otorhinolaryngology (ENT)/Head and Neck Surgery (open studies only). Filter this list of studies by location, status and more. A Study to Treat Chronic Rhinosinusitis by Transplanting Probiotic Communites Rochester, Minn., Scottsdale/Phoenix, Ariz. The purpose of this study is to identify differences in the sinus microbiota in patients with chronic rhinosinusitis (CRS) and determine potential immunological targets of CRS-associated pathogenic communities. Mobile Device Surveying for Chronic Rhinosinusitis with Nasal Polyposis Rochester, Minn. The purpose of this study is to gather periodic quality of life data using the validated SNOT-22 protocol and/or other validated metrics using a free iPhone application for patients with Chronic Rhinosinusitis with Nasal Polyposis (CRSwNP). A Study to Evaluate the Effect of Electrode Impedance Fluctuations on Cochlear Implants Rochester, Minn. The purpose of this study is to determine the effect of fluctuating electrode impedances on speech perception in cochlear implants. A Study of the Use of a Human Nerve Allograft in Laryngeal Reinnervation Jacksonville, Fla. The purpose of this study is to prove/disprove that human nerve allograft to recurrent laryngeal nerve anastomosis will restore vocal cord movement. Prev 2 3 4 Request an Appointment at Mayo Clinic Locations, travel & lodgingResearch Oct. 23, 2019 Share on: FacebookTwitter Show references Warner KJ. Allscripts EPSi. Mayo Clinic, Rochester, Minn. March 3, 2017. Mascarella MA, et al. In-office excision en masse of a vocal process granuloma using the potassium-titanyl-phosphate laser. Journal of Voice. 2016;30:93. Brown AY. Allscripts EPSi. Mayo Clinic, Rochester, Minn. Oct. 10, 2016. Carlson ML (expert opinion). Mayo Clinic, Rochester, Minn. July 30, 2017. Otorhinolaryngology (ENT)/Head and Neck SurgerySectionsRequest an appointmentOverviewTests & proceduresConditions treatedDoctorsDoctors by location and specialtySpecialty groupsLocations, travel & lodgingClinical trialsResearchThe Mayo Clinic experience & patient storiesCosts & insuranceNews from Mayo ClinicResources for medical professionals Research: It's All About Patients SectionsRequest an appointmentOverviewTests & proceduresConditions treatedDoctorsDoctors by location and specialtySpecialty groupsLocations, travel & lodgingClinical trialsResearchThe Mayo Clinic experience & patient storiesCosts & insuranceNews from Mayo ClinicResources for medical professionals ORG-20424058 Departments & Centers Medical Departments & Centers Otorhinolaryngology (ENT)/Head and Neck Surgery