Study of biocompatibility with various blood purification membranes

To study the bio compatibility of blood purification membrane, the blood passing test was conducted by using several minimodules of different membranes at the same time on a single subject. The subjects were three healthy male and the membranes used were PE, PVA, EVAL (D) and EVAL (4A). The membrane...

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Published inJinko Zoki Vol. 16; no. 2; pp. 804 - 807
Main Authors MIYAZAKI T., NAITO H., 高木 俊昭, 末岡 明伯, 高島 征助, 窪津 彰, 犬飼 雄一
Format Journal Article
LanguageJapanese
Published 一般社団法人 日本人工臓器学会 1987
JAPANESE SOCIETY FOR ARTIFICIAL ORGANS
Subjects
Online AccessGet full text
ISSN0300-0818
1883-6097
DOI10.11392/jsao1972.16.804

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Abstract To study the bio compatibility of blood purification membrane, the blood passing test was conducted by using several minimodules of different membranes at the same time on a single subject. The subjects were three healthy male and the membranes used were PE, PVA, EVAL (D) and EVAL (4A). The membrane area of each module was 0.01m2. Blood was withdrawn from the median cubital vein through PVC tubings and let to five modules (one module was blank) where the blood flowed at a rate of 10ml/min. Ten minutes later, the blood was sampled to investigate the influence of each membrane material on the complement system by measuring the activation of complements (C3a, C4a). The complements were most strongly activated by PVA, followed by EVALs (D and 4A), PE, and “blank”. There was no significant difference in the effect between EVAL (D) and EVAL (4A). 血液浄化膜の生体適合性の検討の一方法として同一被験者で同時に素材、および膜構造の異なるミニモジュールを用いて通血試験を行い、いくつかの項目について興味ある知見が得られた。すなわち、3名の男性被験者にそれぞれPE, PVA, EVAL (spec D. 4A)のミニモジュール(膜面積0.01m2)を並列に連結し、肘正中皮静脈から採血し、PVC製チューブで5等分(1個所はブランク)して10ml/minで通血し、10分後に採取して血漿の補体活性化(C3a, C4a)を測定し、膜素材の補体への影響を検討した。また、使用後のそれぞれの中空糸膜における付着蛋白量、有形成分の付着状態などについて、GPC, N分析, SEMなどの手法によって解析した。膜素材による補体の活性化の順位は, PVA>EVAL(D, 4A)>PE>ブランクであり、EVALのD、4Aの構造物性の差の影響は認められなかった。
AbstractList To study the bio compatibility of blood purification membrane, the blood passing test was conducted by using several minimodules of different membranes at the same time on a single subject. The subjects were three healthy male and the membranes used were PE, PVA, EVAL (D) and EVAL (4A). The membrane area of each module was 0.01m2. Blood was withdrawn from the median cubital vein through PVC tubings and let to five modules (one module was blank) where the blood flowed at a rate of 10ml/min. Ten minutes later, the blood was sampled to investigate the influence of each membrane material on the complement system by measuring the activation of complements (C3a, C4a). The complements were most strongly activated by PVA, followed by EVALs (D and 4A), PE, and “blank”. There was no significant difference in the effect between EVAL (D) and EVAL (4A). 血液浄化膜の生体適合性の検討の一方法として同一被験者で同時に素材、および膜構造の異なるミニモジュールを用いて通血試験を行い、いくつかの項目について興味ある知見が得られた。すなわち、3名の男性被験者にそれぞれPE, PVA, EVAL (spec D. 4A)のミニモジュール(膜面積0.01m2)を並列に連結し、肘正中皮静脈から採血し、PVC製チューブで5等分(1個所はブランク)して10ml/minで通血し、10分後に採取して血漿の補体活性化(C3a, C4a)を測定し、膜素材の補体への影響を検討した。また、使用後のそれぞれの中空糸膜における付着蛋白量、有形成分の付着状態などについて、GPC, N分析, SEMなどの手法によって解析した。膜素材による補体の活性化の順位は, PVA>EVAL(D, 4A)>PE>ブランクであり、EVALのD、4Aの構造物性の差の影響は認められなかった。
Author 末岡 明伯
MIYAZAKI T.
犬飼 雄一
NAITO H.
高木 俊昭
窪津 彰
高島 征助
Author_FL 内藤 秀宗
宮崎 哲夫
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  organization: Konan Hospital | 財団法人 甲南病院 中央人工腎臓部
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Snippet To study the bio compatibility of blood purification membrane, the blood passing test was conducted by using several minimodules of different membranes at the...
SourceID nii
SourceType Publisher
StartPage 804
SubjectTerms Biocompatibility
Complement
EVAL
Protein deposition
Title Study of biocompatibility with various blood purification membranes
URI https://cir.nii.ac.jp/crid/1390001204960102400
Volume 16
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