| abstract |
(57) [Problem] To provide a medical material having excellent antibacterial properties and antithrombotic properties over a long period of time even after being placed in a blood vessel, and also having excellent safety. [Means] An antibacterial antithrombotic medical material characterized by being a composition formed by a physiologically active substance having antithrombotic properties, a quaternary phosphonium compound, a surfactant and a polyaddition reactant. |