臨床整形外科58巻10号

2023年10月発行

特集 腱板断裂の治療戦略 一次修復を促進させる治療

PGAシートを用いた腱板修復術—適応と限界

著者： 横矢晋¹

所属機関： ¹広島市立広島市民病院整形外科

ページ範囲：P.1205 - P.1210

われわれは広範囲腱板断裂に対して術後再断裂率の低下を目的に，また修復可能なサイズの腱板断裂に対しては修復腱板の早期成熟を目的に，ポリグリコール酸(PGA)シートを補強する術式を行っている．PGAは細胞外基質産生に優れ，腱細胞の成長に有利に働くとされており，また生体親和性に優れている特徴がある人工生体材料である．PGAシートを修復した腱板の表層に補強することにより周囲の環境からの細胞や線維組織の導入がなされるだけでなく，PGAシートそのものがアンカーに付着する糸やテープからの応力集中を分散させる効果もある．

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