Braces brackets fell out, it is recommended to bond as soon as possible, try to reset within 24 hours, generally do not exceed 1-3 weeks, special circumstances recommend timely communication with the doctor for treatment. 1. After the braces brackets fall out, if they can not be bonded back in time, the teeth will be mildly shifted and rebounded within 1 week, the teeth with brackets falling out will be rebounded and shifted and deformed without any restriction of force, which will cause the misalignment of the neighboring teeth. It will affect the orthodontic program, influence the orthodontic effect and prolong the orthodontic time. 2. When the brackets fall out, it is recommended to re-bond them as soon as possible within 24 hours to avoid teeth rebound displacement and deformation. In the process of orthodontic treatment, pay attention to oral hygiene after wearing braces, and pay attention to protect from contacting harder food, so as not to cause the brackets to fall off by force. Clean the teeth in time after eating, so as not to cause redness and swelling of the gums, demineralization of tooth enamel and the occurrence of caries.