“…17,18 However, it was pointed out that many of the reports had low evidence levels and that long-term comparative studies were required. 19,20 Scapholunate instability can be classified as acute, subacute, or chronic and as dynamic or static. 21,22 In general, acute SLI denotes development within 3 weeks after the injury, subacute denotes development more than 3 weeks and less than 12 weeks after the injury, and chronic denotes development more than 12 weeks after the injury.…”