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Effects of Silver Diamine Fluoride and Intraoral Cryotherapy on Local Anesthesia in MIH-Affected Molars
Sponsor: Çanakkale Onsekiz Mart University
Summary
Molar-incisor hypomineralization (MIH) is a developmental enamel defect of unclear etiology that affects permanent first molars and often permanent incisors, leading to increased porosity, hypersensitivity, and poor prognosis. The porous structure of MIH-affected enamel facilitates bacterial penetration, which may cause subclinical pulpal inflammation and reduce the effectiveness of local anesthesia during dental procedures. Achieving adequate anesthesia in children with MIH can be challenging, resulting in increased discomfort, anxiety, and behavioral management difficulties. Cryotherapy has been shown to reduce pain by decreasing local inflammation and slowing nerve conduction, while silver diamine fluoride (SDF) has demonstrated efficacy in reducing dentin hypersensitivity through tubule occlusion, antibacterial activity, and remineralization. This study aims to evaluate the effects of intraoral cryotherapy and silver diamine fluoride application on pain perception and the efficacy of local anesthesia during operative dental procedures in MIH-affected permanent first molars.
Official title: Effects of Silver Diamine Fluoride and Intraoral Cryotherapy on Local Anesthesia Efficacy in Permanent Molars With Molar-Incisor Hypomineralization
Key Details
Gender
All
Age Range
6 Years - 12 Years
Study Type
INTERVENTIONAL
Enrollment
75
Start Date
2026-02-01
Completion Date
2026-04-01
Last Updated
2026-01-08
Healthy Volunteers
Yes
Interventions
Standard Local Anesthesia
Local anesthesia will be administered using 1.8 mL articaine HCl with 1:100,000 epinephrine (e.g., Ultracain DS) via a standardized block anesthesia technique prior to operative treatment. (Applied in
Intraoral Cryotherapy
Cold application to the buccal mucosa adjacent to the treated tooth for 5 minutes before local anesthetic administration.
Silver Diamine Fluoride (SDF)
SDF will be applied to the target tooth before local anesthetic administration according to standard clinical application procedures.
Locations (2)
Çanakkale Onsekiz Mart University, School of Dentistry
Çanakkale, Turkey (Türkiye)
Mersin University, School of Dentistry
Mersin, Turkey (Türkiye)