The Application of Artificial Tarsal-matatarsal Joint Arthroplasty

Objective To summarize the clinical experience of tarsal-matatarsal joint arthroplasty treatment of foot disorders on metatarsophalangeal joint replacement surgery,and to evaluate the results of the surgical treatments.Methods From March 2011 to June 2012,our department collected eight cases of foot disease who underwent metatarsophalangeal joint replacement surgery,including 28cases with Freiberg disease,15 case combined with hallux valgus,18 cases with the first tarsalmatatarsal joint osteoarthritis,and 6 case with the tarsal-matatarsal joint traumatic arthritis.All the patients were opertated with Swanson prosthesis metatarsophalangeal joint.We evaluated the pain,walking,wearing shoes and range of motion(ROM) of the metatarsophalangeal joint by the AOFAS score.Results All the cases were followed up from 3 to 25 months,and the average is 13.4 months.The pain and range of motion(ROM) are significantly improved in all patients.Assessed by AOFAS score,all patients significantly improved compared with that of preoperative.Conclusion Swanson artificial tarsal-matatarsal joint arthroplasty provised a satisfactory short-term effect of foot disorders,which can significantly improve joint mobility and pain and is a more viable surgical.