Efficacy and Retention of Sealants Placement Using Two Isolation Systems

The trial aimed to evaluate the sealant retention, patient's preference and chair time needed during pit and fissure sealant placement under two isolation techniques [Dryshield system (DS) and cotton roll isolation (CRI)] in a university setting.

Inclusion Criteria:Healthy patients with no compromising medical or physical conditionage ranging from six to 12 years old;patients with at least one caries-free permanent molar in any quadrant, with normal anatomy, who qualified for pit and fissure sealant application with an International Caries Detection and Assessment System (ICDAS) score of 0-2.no prior sealants or restorations on the teeth under study;no cavitated carious lesions;cooperative patients (classified as 3 or 4 according to the Frankl Behavioral Rating Scale)legal guardian consents and approved assents to the child's participation in the study.Exclusion Criteria:a history of chronic disease (e.g., epilepsy, ectodermal dysplasia, cardiac anomalies);inability to return for follow-ups.patients with molars that have partially erupteda permanent molar with enamel flaws or abnormal anatomychildren who are uncooperative, with a Frankl Behaviour Rating Scale of 1 or 2;children who have a severe gagging reflex;special needs children.Those who do not provide appropriate assents or consents