Three cases report of ankle extension fusion / 重庆医学

ABSTRACT

Objective To observe the effect of ankle slow lengthening fusion on old ankle injury .Methods Totally 3 cases of old ankle injury ,were retrospectively analyzed .The new method of ankle slow lengthening fusion was adopted for conducting treat‐ment .Intraoperative ankle osteotomy and Orthofix external fixation were performed ,ankle slow lengthening was started on postop‐erative 7 d ,and the ankle joint gap was pulled for 1-2 cm ,the double lower limbs were basically equal length and the ankle reached completely bony fusion ,the external fixator was taken out and then weight‐bearing walking started .Results The 10 -23 months follow up was performed ,averaged 16 months .Three cases of ankle joint obtained bony fusion in postoperative 9 months and the ex‐ternal fixator was dismantled .By adopting the AOFAS foot score ,the average score in 3 feet was increased from preoperative 25 .6 points to postoperative 76 .3 points at the time of follow‐up .Conclusion Ankle slow lengthening fusion is an effective treatment method for old ankle joint injury .