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    • 9. 发明申请
    • Hemostatic material
    • 止血材料
    • US20070224251A1
    • 2007-09-27
    • US11385750
    • 2006-03-22
    • Masao TaniharaHisao KinoshitaTakayuki ImamuraChikateru Nozaki
    • Masao TaniharaHisao KinoshitaTakayuki ImamuraChikateru Nozaki
    • A61K38/48A61L15/00
    • A61K38/4833A61L15/225A61L15/32A61L24/043A61L24/10A61L2400/04
    • The present invention provides a hemostatic material which is excellent in hemostatic property, biodegradability and bioabsorbability, uniformity and stability of the quality, as well as reduces a risk of contamination with a pathogenic organism derived from an animal. The hemostatic material comprises a thrombin and a synthetic polypeptide capable of forming a triple helical structure. The polypeptide may show a peak of the molecular weight in the range from 5×104 to 100×104 in the molecular weight distribution. The polypeptide may contain at least a peptide unit represented by the formula: -Pro-X-Gly- (in the formula, X represents Pro or Hyp). The thrombin may be a recombinant. In the hemostatic material, the proportion of the thrombin may be about 0.1 to 500 units (U) relative to 1 mg of the polypeptide. The hemostatic material may further comprise a binder component having biodegradability and bioabsorbability. The hemostatic material may be formed on a substrate.
    • 本发明提供止血性,生物降解性和生物吸收性,质量的均匀性和稳定性优异的止血材料,并且降低了来自动物的病原体的污染的风险。 止血材料包含能够形成三重螺旋结构的凝血酶和合成多肽。 多肽可以在分子量分布中显示分子量在5×10 4至1​​00×10 4范围内的峰。 多肽可以至少含有由下式表示的肽单元:-Pro-X-Gly-(在该式中,X表示Pro或Hyp)。 凝血酶可以是重组体。 在止血材料中,相对于1mg多肽,凝血酶的比例可以为约0.1至500单位(U)。 止血材料还可以包含具有生物降解性和生物吸收性的粘合剂组分。 止血材料可以形成在基底上。