INTRODUCTION:. Orthodontic treatment are potentially unstable although a number of factors can be cited as influencing long term-result. It called relapse orthodontics. Relapse Orthodontic is the return, following correction, any change from the final tooth position at the end of treatment relapse, could be a return to the original teeth position, caused by periodontal,occlusal,soft tissue factor and growth. Orthodontic relapse is a complex problem. 1,2 Studies have shown that stability and relapse following orthodontic treatment are unpredictable, with a relapse tendency of 33–90 per cent after at least 10 years post-treatment. 3
One major reasons is the gingival and periodontal tissues are affected by orthodontic tooth movement and require
One major reasons is the gingival and periodontal tissues are affected by orthodontic tooth movement and require