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PLGA \u30dd\u30ea\u30de\u30fc\u30d5\u30a1\u30a4\u30d0\u30fc\u5468\u56f2\u306b\u306f\u690d\u3048\u8fbc\u307f\u5f8c\u65e9\u671f\u3088\u308a\u30ea\u30f3\u30d1\u7403\u7b49\u306e\u708e\u75c7\u7d30\u80de\u306e\u6d78\u6f64\u3092\u8a8d\u3081\u305f\u304c, PLGA\u306e\u5206\u89e3\u3068\u3068\u3082\u306b\u708e\u75c7\u7d30\u80de\u306f\u6d88\u9000\u3057\u305f. \u5fc3\u8154\u5185\u9762\u306f\u4e21\u7fa4\u3068\u3082\u8853\u5f8c1\u30b1\u6708\u3088\u308a von Willebrand factor \u967d\u6027\u306e\u4e00\u5c64\u306e\u7d30\u80de\u306b\u8986\u308f\u308c\u3066\u3044\u305f. \u8853\u5f8c1\u30f6\u6708\u6642\u3088\u308aePTFE\u7fa4\u3067\u306f\u30b0\u30e9\u30d5\u30c8\u90e8\u5206\u3078\u306e\u77f3\u7070\u6c88\u7740\u3092\u8a8d\u3081\u7d4c\u6642\u7684\u306b\u5897\u52a0\u3059\u308b\u50be\u5411\u304c\u307f\u3089\u308c\u305f\u304c, PLGA\u7fa4\u3067\u306f\u77f3\u7070\u6c88\u7740\u306e\u6240\u898b\u306f\u8a8d\u3081\u306a\u304b\u3063\u305f. PLGA\u690d\u3048\u8fbc\u307f\u5f8c\u7d44\u7e54\u306e\u7834\u88c2\u76f4\u524d\u6700\u5927\u5727 (Burst Pressure) \u306f\u7d4c\u6642\u7684\u306b\u6709\u610f\u306b\u4e0a\u6607\u3057 (p =0.010), \u5404\u6642\u70b9\u554f\u306e\u6bd4\u8f03\u3067\u306f1\u30f6\u6708\u30686\u30f6\u6708\u306e\u5024\u306e\u9593\u306b\u6709\u610f\u5dee\u3092\u8a8d\u3081\u305f (p =0.040). \u307e\u305f, \u6b63\u5e38\u53f3\u5ba4\u58c1\u306e Burst Pressure \u3068\u6bd4\u3079\u5e38\u306b\u6709\u610f\u306b\u9ad8\u304b\u3063\u305f (1\u30f6\u6708: p =0.029, 3\u30f6\u6708: p =0.029, 6\u30f6\u6708: p =0.021). \u3010\u7d50\u8ad6\u3011\u30a8\u30ec\u30af\u30c8\u30ed\u30b9\u30d4\u30cb\u30f3\u30b0\u6cd5\u3067\u4f5c\u88fd\u3057\u305f\u751f\u4f53\u5438\u53ce\u6027\u30dd\u30ea\u30de\u30fc\u30d5\u30a1\u30a4\u30d0\u30fc\u30b0\u30e9\u30d5\u30c8\u306f\u690d\u3048\u8fbc\u307f\u5f8c6\u30f6\u6708\u3067\u5b8c\u5168\u306b\u5206\u89e3\u3055\u308c\u3066\u81ea\u5df1\u7d44\u7e54\u306b\u7f6e\u63db\u3055\u308c\u305f. 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