The correction of elbow hyperextension greater than 15 degrees, the first clear cause of hyperextension, different causes, correction methods are different, as follows: 1, supracondylar humerus fracture: fracture of the elbow joint hyperextension after malunion, generally can be surgical osteotomy treatment, to restore the fracture of the distal end of the humerus in alignment, alignment, you can alleviate and correct the state of hyperextension. 2, ligaments and soft tissues laxity: If the elbow hyperextension is caused by the relative laxity of ligaments and soft tissues of the whole body, this situation belongs to the congenital variation and does not need special treatment. Even if the elbow hyperextension is greater than 15 degrees, it will not cause the dysfunction of joints or the occurrence of arthritis in the later stage, so it does not need special treatment.