| 摘要 |
The invention relates to a complex antithrombogenic material meant for blood circulation during complex open heart surgery. According to the invention, the material has the shape of a tube, 0.5...2.5 mm thick, based on polyethylene or polypropylene functionalised with 5...20% reactive copolymer having the general formula: -(M1 - M2)n-, wherein M1 represents a comonomer selected from among methyl methylmethacrylate, methyl methacrylate, ethyl acrylate, butyl acrylate, ethylene or styrene, and M2 is a comonomer selected from among maleic anhydride, glycidyl methacrylate or acrolein, on whose surface 0.1...0.5% heparin has been immobilised.
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