Inclusion Criteria:  Healthy full-term neonates born at Hospital del Mar (Barcelona, Spain), or less than 15 days old who had been discharged and returned for the frenotomy, who underwent a frenotomy for type 3 tongue-ties according to Coryllos classification and the Hazelbaker tool during the study period (August 2020 to April 2021)  Exclusion Criteria:  Refusal of the patient's parents to participate