Not applicableStudy completedNCT04553952What this trial is testingThe Distribution of Gingival Display and Possible Related Factors Resulting in Gummy SmileWho this might be right forGummy Smile Baskent University 501
Not applicableLooking for participantsNCT06965387What this trial is testingDeep Learning for Gummy Smile SegmentationWho this might be right forGummy Smile Gazi University 1,740
Not applicableStudy completedNCT04375540What this trial is testingVertical Gingival Display Changes Associated With Upper Premolars ExtractionWho this might be right forGummy SmileOrthodontic Treatment Jordan University of Science and Technology 76
Post-approval studies (Phase 4)Study completedNCT05057286What this trial is testingEffect of Clinical Crown Lengthening Surgery and Botulinum Toxin A Injection in Gummy Smile TreatmentWho this might be right forGummy Smile University of Medicine and Pharmacy at Ho Chi Minh City 20
Not applicableActive Not RecruitingNCT07041541What this trial is testingClinical Evaluation of Gingivalstat Approach Compared to Conventional Esthetic Crown Lengthening on the Stability of The Gingival Margin in Patients With Altered Passive Eruption.Who this might be right forGummy SmileAltered Passive Eruption of TeethHealthy Participants Cairo University 22
Not applicableStudy completedNCT04219436What this trial is testingThe Effect of Using Two Different Suturing Techniques on Free Gingival Marginal StabilityWho this might be right forAltered Passive Eruption of Teeth Ain Shams University 30
Not applicableUnknownNCT05969132What this trial is testingDigital Versus Conventional Guided GingivectomyWho this might be right forAltered Passive Eruption of Teeth Ain Shams University 18
Not applicableStudy completedNCT06991699What this trial is testingA Novel Digitally Driven Approach for Gummy Smile Solution Using Milled Sub-nasal StentWho this might be right forGummy Smile taher helmy ismail metwaly 10
Not applicableStudy completedNCT04401826What this trial is testingMicro-surgical Treatment of Gummy SmileWho this might be right forPain, Postoperative Cairo University 24
Not applicableUnknownNCT03804281What this trial is testingClinical Evaluation of Conventional Versus Microsurgical Techniques of Esthetic Crown LengtheningWho this might be right forGummy Smile Cairo University 24
Not applicableStudy completedNCT07285343What this trial is testingComparison Between Lip Repositioning and Muscle Traction Technique in Treatment of Gummy SmileWho this might be right forGummy Smile Due to Hypermobile Upper LipExcessive Gingival Display Suez Canal University 20
Not applicableNot Yet RecruitingNCT07532161What this trial is testingComparison Between Liquid Fibrin and Soft Laser Effects on Healing and Relapse After Lip Repositioning SurgeryWho this might be right forGummy Smile Damascus University 22
Very early researchUnknownNCT03186547What this trial is testingSatisfaction Of Adult Patients With Gummy Smile Treated By Botulinum Toxin A InjectionWho this might be right forGummy Smile Due to Hypermobile Upper Lip Cairo University 22
Large-scale testing (Phase 3)Study completedNCT03717987What this trial is testingThe Effect of Botulinum Toxin A In Patients With Excessive Gingival Display With And Without Zinc SupplementationWho this might be right forExcessive Gingival Display Cairo University 26
Not applicableWithdrawnNCT03284047What this trial is testingBotox for Gummy SmileWho this might be right forGingival Exposure Northwestern University
Not applicableStudy completedNCT06944535What this trial is testingEfficacy of a Modified Lip Repositioning Surgery Technique With Tie Levator Labii Superioris and Without Frenectomy and Myotomy for Treatment of Excessive Gingival Display: A Retrospective StudyWho this might be right forExcessive Gingival Display Can Tho University of Medicine and Pharmacy 32
Not applicableActive Not RecruitingNCT06819137What this trial is testingGummy Smile and Artificial IntelligenceWho this might be right forGummy Smile Gazi University 650
Not applicableStudy completedNCT06983262What this trial is testingComparative Evaluation of Milled Polyether Ether Ketone (PEEK) Stent Placement and Lip Repositioning Surgery on the Treatment of Gummy SmileWho this might be right forGummy Smile taher helmy ismail metwaly 16
Large-scale testing (Phase 3)Not Yet RecruitingNCT06473805What this trial is testing3D Printed Implant for Management of Gummy Smile Through VISTA TechniqueWho this might be right forManagement of Gummy Smile Ain Shams University 20
Not applicableStudy completedNCT06045871What this trial is testingEvaluation of Surgical Correction of Anterior Vertical Maxillary Excess (Gummy Smile) by Compression Osteogenesis.Who this might be right forCompression Osteogenesis Cairo University 5