• Journal of Korean Orthopaedic Sports Medicine
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• v.3 no.1
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• pp.49-55
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• 2004

Purpose: we would like to suggest the proper surgical methods according to the severity of instability by analyzing the results. Materials and Methods: Between January 1998 and August 2002, eighty five patients have been operated on because of posterolateral rotatory instability (PLRI). The materials were included the patients who had followed-ups for over 2 years in sixty one patients and the patient's assessments were done by clinical score (OAK, IKDC) and posterolateral drawer and dial test. Results: Through our results, the fibular tunnel turned out to be superior compared to the tibia tunnel method in rotational stability. Hughston-Jacobson methods and biceps tenodesis showed poor results. Fibula head tunnel was superior to tibia tunnel in rotational stabiliaty Conclusion: The surgical technique that passes the modified posterolateral corner sling through the fibula head tunnel may provide good clinical results in grade II PLRI. It is necessary to reconstruct both tibia and fibula tunnel in grade III PLRI. When there is combined varus instability, a positive result may be obtained if an additional LCL reconstruction is performed.