Modern capacities of surgical mallet toe deformity correction

Aim. Analysis of gathered experience of surgical treatment of severe mallet toe deformity which is an actual problem of modern foot and ankle surgery.

Methods. The results of 23 arthrodeses with IPP-ON interphalangeal implant in the treatment of mallet toe deformity in 14 patients. The period of observation was from January 2015 to March 2016. All patients were operated on and subsequently were observed in International Clinic «MEDEM».

Results. All operated patients were females at the age of 27 to 65 years. All of them had confirmed stage III mallet toe deformity (according to M.I. Kuslik’s classification). In 64.3% of cases the surgeries were performed on both feet, in 35.7% - on one foot. All surgical interventions were combined with respective metatrsal Weil-osteotomy. Follow up period was 8 to 20 months. Evaluation of the results was performed by means of AOFAS scale (American Orthopaedic Foot and Ankle Society). An average score before the surgery was 46, after the surgery it reached 90. Foot function improved from 18 to 40 points. Toe deformity improved from 2.8 before the surgery to 11.6 in postoperative period.

Conclusion. Arthrodesis with IPP-ON interphalangeal implant is effective in surgical treatment of severe mallet toe deformity; use of the implant allows ro achieve good functional and cosmetic effect in postoperative period.