PROBLEM TO BE SOLVED: To provide a medical device excellent in antithrombogenicity and elasticity.SOLUTION: The medical device includes a base material, an elastin-containing elastic layer, and antithrombotic layer which contains mucopolysaccharide having anticoagulant activity. The antithrombotic layer is disposed as the outermost layer.COPYRIGHT: (C)2015,JPO&INPIT【課題】抗血栓性および弾性に優れる医療デバイスを提供する。【解決手段】基材と、エラスチンを含む弾性層と、抗凝血活性を有するムコ多糖を含む抗血栓性層とを含み、前記抗血栓性層が、最表層に配置される、医療デバイス。【選択図】図1