If your wire dog crate will fit into your coop or run, she can be put back in with her flock soon, so that she won’t be gone so long as to make it harder to fit back in.
Could you get some pictures of her wounds? Stop the peroxide, since it prevents healing, but you can continue the antibiotic ointment twice a day. If you can get gentian violet from a pharmacy, that can be used to hide a wound. It is the active ingredient in BluKote and other wound bluing...