Typically, it is recommended that you wait 3 months after root canal therapy before reinitiating orthodontic tooth movement. However, the true test as to whether your root canal treated tooth is ready for movement is by having a periapical xray of the treated tooth at least a month or two after...
Sometimes brackets break. It's unlikely that a bracket would break off twice, but it happens. If it's a back tooth, your orthodontist can place a band around the tooth, instead of a bracket. Bands break very rarely. Good luck!
Hi Chanel, it looks like Invisalign would work very well for you. When you are done, you will feel very confident speaking in public and following your dreams.Warm regards from Cape Town.Dr Clifford Yudelman