PROBLEM TO BE SOLVED: To provide a bonding member for a surgical purpose.SOLUTION: A bonding member comprises a core (161) and a mesh sleeve (162), the core comprising a film storing a gel or a substrate (165) having an osmosis pressure active substance incorporated therein.SELECTED DRAWING: Figure 13【課題】外科目的のための結合部材を提供すること。【解決手段】結合部材は、コア(161)とメッシュスリーブ(162)とを含み、前記コアは、中に浸透圧活性物質が組み込まれたゲルまたは基質(165)を収容している膜を含む。【選択図】図13