practice everyday always listen to your sound

Trumpet Players With Braces Are A Common Problem
There is a tendency to change the form of the lips. Do not let that happen.

Dental wax will GIVE TIME for the student to adjust to the braces, it is generally NOT a long term solution - there really isn't any - But it helps during the transition period so the student IS NOT FRUSTRATED and then the student can adjust over a few weeks to the braces.