臨床整形外科47巻10号

2012年10月発行

論述

臼蓋形成不全股に対する仰臥位前方進入法による人工股関節全置換術の治療成績

著者： 老沼和弘¹ 三浦陽子¹ 金山竜沢¹ 白土英明¹

所属機関： ¹船橋整形外科病院

ページ範囲：P.975 - P.979

　臼蓋形成不全股(Crowe2～4型)184関節に対し，仰臥位前方進入法による人工股関節全置換術の治療成績を検討した．平均追跡期間は3年1カ月であり，日本整形外科学会股関節機能判定基準は，術前平均42.4点が最終追跡時90.4点に改善した．再手術を要する手術合併症として，カップの初期固定性不良による早期脱転が4関節に発生したが，前方進入法導入後63例目以降，その発生を認めてない．習熟曲線の欠点はあるが，これまで報告されてきた術後股関節機能の早期回復・カップの正確な設置・低い脱臼率という前方進入法の長所を損なうことなく，臼蓋形成不全股に対しても安定した手術成績を得ることが可能である．

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