A new diagnostic swallowing device (lingometer) and its huse to detect deforming tongue movements is described. A theory explaining the relationship of these movements to arch formation is also presented.

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Author notes

Dr. Fink is in the private practice of orthodontics in Wilmington, Delaware. He holds Senior position in the Department of Orthodontics at the Medical Center of Delaware in Wilmington, and is a member of the Oral Facial Abnormality Team at the Alfred I. DuPont Institute deNemours, Wilmington, Delaware. He is a Diplomate of the American Board of Orthodontics