Remove the gum covering the wound. I don't quite understand your question. How long have you been burned? Have you recovered? You seem to mean that the wound has healed, and then, the scar left. If you don't know the size of scar, you can consider scar injection therapy or elastic compression. There are many ways.

For details, please consult 0434-352 10 12 Siping Burn Plastic Surgery Hospital of Jilin Province.