The curative effect of total knee arthroplasty in the treatment of deformity of knee valgus

VernacularTitle:全膝关节置换治疗膝外翻畸形的疗效观察
Author: Ren WU ¹ ; Tianlong HUANG ; Ding LI ; Zeling LONG ; Weihang WANG ; Wanchun WANG
Author Information

1. 中南大学湘雅二医院骨科
Keywords: Genu valgum/SU; Arthroplasty,replacement,knee
From: Journal of Chinese Physician 2018;20(3):339-341,346
CountryChina
Language:Chinese
Abstract: Objective To discuss the surgical technique and effectiveness of total knee arthroplasty (TKA) for the valgus knee in adult.Methods Retrospective analysis the clinical data from 2015 January to 2017 May of 38 patients with 40 knees treated in our hospital.Age 46-73(61 ±4.2) years old.The femur-tibia angle (FTA) was 7°-35 ° (11 ° ± 4.3 °),the average range of motion (ROM) was 115 ° ± 10°,the Hospital for Special Surgery (HSS) score was 21-65 (43 ± 8.6).All cases were corrected deformity and improved function by TKA.Results 38 patients were followed up 6 months to 3 years.All patients had no severe pain and dysfunction.The postoperative FTA was 1 °-7°(4 ± 3°),the average ROM was 115° ± 10°,the HSS score was 76 ± 14,showing significant difference compared with preoperative data (P ＜ 0.05).Conclusions The TKA is a conventional therapy for valgus deformed knee in adult.By appropriate approach,precise osteotomy,accurate soft tissue balance,satisfactory joint function and effectiveness can be achieved.