Breadcrumb Home Turner Needle used for Wharton's Duct (Submandibular Duct) Cannulation Wednesday, March 13, 2019 Image Gallery Return to: Checklist Steroid Insufflation to Salivary Glands in ClinicSialograms and SialographyProcedureNote the 0.018 inch guidewire in the images below has been replaced in our practice by the 0.015 inch guidewire Gallery