It is difficult to express one's views without movies. If the dislocation is serious, surgery is definitely needed. Children are very adaptable. As long as it is not epiphyseal injury, there will generally be no serious complications.

(Dr. Liu Min from West China Hospital solemnly reminds me that I can't fully understand my illness because I can't see the patient face to face. The above suggestions are for reference only. Please go to the hospital for specific diagnosis and treatment under the guidance of a doctor! )