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TIPS ON CLINICAL ORTHODONTICS

Adhesive Enamel bond failure due to the following reason

1. Contamination of etched enamel by

saliva, moisture

2. Insufficient rinsing of etchant

3. Over etching and removal of excess

enamel

TIPS ON CLINICAL ORTHODONTICS

Adhesive-Bracket bond failure due to the following reasons

1. Excess force exerted on bracket form

occlusion

2. Movement of bracket during initial setting

of adhesive

3. Contaminated bracket mesh

4. Inadequate curing

5. Adhesive not buttressed into based firmly

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