you need to get root canal treatment for the upper and lower central teeth then placement of a fixed partial denture (fpd ceramic crowns) on them to close the space. this will give a permanent solution to your problem. it will give you a much better esthetic solution. kindly show it to your dentist and ask for fixed partial denture. it will take about two weeks to finish the treatment. for further information consult a periodontist online --> <link>
would braces close wide gap between front teeth?