Clinical Research Directory

Inclusion Criteria: * children aged 6-9 years * children with persistwnt thumb sucking habit requiring palatal crib therapy * healthy children (ASA I \& II) * cooperative children whise parents/guardians provide written informed consent and who are willing to attend follow up visits Exclusion Criteria: * children with cranifacial anomalies or syndromes ( cleft lip and palate ) * children currently receiving or with a previous history of orthodontic treatment or habit breaking appliance therapy * children with poor oral hygiene, untreated dental caries, or active periodontal disease requiring treatment before appliance placement * children with allergies or hypersensitivity to any material used in the appliance