If doctors patch someone up or patch their wounds up, they treat their injuries. the medical staff who patched her up after the accident Emergency surgery patched up his face
If you patch up a quarrel or relationship, you try to be friendly again and not to quarrel any more. She has gone on holiday with her husband to try to patch up their marriage He has now patched up his differences with the Minister France patched things up with New Zealand They managed to patch it up