JP5208220B2 - 透析液再生ユニット - Google Patents
透析液再生ユニット Download PDFInfo
- Publication number
- JP5208220B2 JP5208220B2 JP2010536324A JP2010536324A JP5208220B2 JP 5208220 B2 JP5208220 B2 JP 5208220B2 JP 2010536324 A JP2010536324 A JP 2010536324A JP 2010536324 A JP2010536324 A JP 2010536324A JP 5208220 B2 JP5208220 B2 JP 5208220B2
- Authority
- JP
- Japan
- Prior art keywords
- dialysate
- unit
- flow path
- detoxification
- toxin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
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- 238000011069 regeneration method Methods 0.000 title claims abstract description 86
- 239000003053 toxin Substances 0.000 claims abstract description 110
- 231100000765 toxin Toxicity 0.000 claims abstract description 110
- 108700012359 toxins Proteins 0.000 claims abstract description 110
- 238000001784 detoxification Methods 0.000 claims abstract description 105
- 239000012530 fluid Substances 0.000 claims abstract description 63
- 239000000126 substance Substances 0.000 claims abstract description 42
- 230000002378 acidificating effect Effects 0.000 claims abstract description 30
- 230000001172 regenerating effect Effects 0.000 claims abstract description 16
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- 239000008280 blood Substances 0.000 claims description 55
- 238000000502 dialysis Methods 0.000 claims description 38
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- 108010088751 Albumins Proteins 0.000 claims description 19
- 102000009027 Albumins Human genes 0.000 claims description 19
- 239000013060 biological fluid Substances 0.000 claims description 19
- 102000004169 proteins and genes Human genes 0.000 claims description 14
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- 238000001556 precipitation Methods 0.000 claims description 12
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- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 2
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- HSINOMROUCMIEA-FGVHQWLLSA-N (2s,4r)-4-[(3r,5s,6r,7r,8s,9s,10s,13r,14s,17r)-6-ethyl-3,7-dihydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1h-cyclopenta[a]phenanthren-17-yl]-2-methylpentanoic acid Chemical compound C([C@@]12C)C[C@@H](O)C[C@H]1[C@@H](CC)[C@@H](O)[C@@H]1[C@@H]2CC[C@]2(C)[C@@H]([C@H](C)C[C@H](C)C(O)=O)CC[C@H]21 HSINOMROUCMIEA-FGVHQWLLSA-N 0.000 claims 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims 1
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- 150000003839 salts Chemical class 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 206010019663 Hepatic failure Diseases 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000002198 insoluble material Substances 0.000 description 3
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- 208000007903 liver failure Diseases 0.000 description 3
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- 239000000203 mixture Substances 0.000 description 3
- 238000006386 neutralization reaction Methods 0.000 description 3
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 2
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- 238000009825 accumulation Methods 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 2
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 description 2
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- 239000011780 sodium chloride Substances 0.000 description 2
- LJRDOKAZOAKLDU-UDXJMMFXSA-N (2s,3s,4r,5r,6r)-5-amino-2-(aminomethyl)-6-[(2r,3s,4r,5s)-5-[(1r,2r,3s,5r,6s)-3,5-diamino-2-[(2s,3r,4r,5s,6r)-3-amino-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-6-hydroxycyclohexyl]oxy-4-hydroxy-2-(hydroxymethyl)oxolan-3-yl]oxyoxane-3,4-diol;sulfuric ac Chemical compound OS(O)(=O)=O.N[C@@H]1[C@@H](O)[C@H](O)[C@H](CN)O[C@@H]1O[C@H]1[C@@H](O)[C@H](O[C@H]2[C@@H]([C@@H](N)C[C@@H](N)[C@@H]2O)O[C@@H]2[C@@H]([C@@H](O)[C@H](O)[C@@H](CO)O2)N)O[C@@H]1CO LJRDOKAZOAKLDU-UDXJMMFXSA-N 0.000 description 1
- GRUVVLWKPGIYEG-UHFFFAOYSA-N 2-[2-[carboxymethyl-[(2-hydroxyphenyl)methyl]amino]ethyl-[(2-hydroxyphenyl)methyl]amino]acetic acid Chemical compound C=1C=CC=C(O)C=1CN(CC(=O)O)CCN(CC(O)=O)CC1=CC=CC=C1O GRUVVLWKPGIYEG-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 102000014914 Carrier Proteins Human genes 0.000 description 1
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- UBQYURCVBFRUQT-UHFFFAOYSA-N N-benzoyl-Ferrioxamine B Chemical compound CC(=O)N(O)CCCCCNC(=O)CCC(=O)N(O)CCCCCNC(=O)CCC(=O)N(O)CCCCCN UBQYURCVBFRUQT-UHFFFAOYSA-N 0.000 description 1
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- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/1694—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes with recirculating dialysing liquid
- A61M1/1696—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes with recirculating dialysing liquid with dialysate regeneration
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/1654—Dialysates therefor
- A61M1/1676—Dialysates therefor containing proteins, e.g. albumin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
- A61M1/3472—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration with treatment of the filtrate
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
- A61M1/3472—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration with treatment of the filtrate
- A61M1/3475—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration with treatment of the filtrate with filtrate treatment agent in the same enclosure as the membrane
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
- A61M1/3472—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration with treatment of the filtrate
- A61M1/3479—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration with treatment of the filtrate by dialysing the filtrate
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
- A61M1/3472—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration with treatment of the filtrate
- A61M1/3482—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration with treatment of the filtrate by filtrating the filtrate using another cross-flow filter, e.g. a membrane filter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
- A61M1/3472—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration with treatment of the filtrate
- A61M1/3486—Biological, chemical treatment, e.g. chemical precipitation; treatment by absorbents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
- A61M1/3472—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration with treatment of the filtrate
- A61M1/3493—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration with treatment of the filtrate using treatment agents in suspension
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y5/00—Nanobiotechnology or nanomedicine, e.g. protein engineering or drug delivery
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Anesthesiology (AREA)
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Description
2 透析器
3 前希釈流体
4 後希釈流体
5 静脈血側ライン
6 透析液再生回路
7,8 流体
9 補充流体
11 血液回路
12A,12B 透析器
13A,13B 半透膜
14 血液ポンプ
15 前希釈流体
16 前希釈ポンプ
17 後希釈流体
18 後希釈ポンプ
19 透析液再生ユニット
20 第1の透析液ポンプ
21,22 補充流体
23,24 ポンプ
25 第2の透析液ポンプ
27 酸性流路
28 アルカリ性流路
29 酸性溶液
30 酸ポンプ
31 アルカリ性溶液
32 塩基ポンプ
33,34 再生ポンプ
35,36 無毒化ユニット
37,38 切換弁
39,40 ろ液ポンプ
41,42 放出流体
43,44,45,46 目盛
47,48,49,50 センサ
51,52 センサユニット
53,54 温度制御ユニット
54A,54B 透析器
55A,55B 半透膜
56 血液ポンプ
57 透析液貯留部
58 第1の透析液ポンプ
59,60 補充流体
61,62 ポンプ
63 第2の透析液ポンプ
64 透析液再生ユニット
65 独立した透析液再生回路
Claims (37)
- 担体物質を含有する透析液を再生するための透析液再生ユニット(19、64)であって、
第1の流路(27)と、
前記第1の流路(27)と平行に延在する第2の流路(28)と、を含み、
前記第1の流路(27)が、
前記第1の流路(27)を流れる前記透析液に酸性流体(29)を添加するようにされた第1の供給ユニットと、
前記第1の供給ユニットの下流に位置し、前記第1の流路(27)を流れる酸性とされた前記透析液から毒素を除去するようにされた無毒化ユニットと、を含み、
前記第2の流路(28)が、
前記第2の流路(28)を流れる前記透析液にアルカリ性流体(31)を添加するようにされた第2の供給ユニットと、
前記第2供給ユニットの下流に位置し、前記第2の流路(28)を流れるアルカリ性とされた前記透析液から毒素を除去するようにされた更なる無毒化ユニットと、を含むことを特徴とする透析液再生ユニット。 - 第1の供給ユニットにより添加される酸性流体が塩酸、硫酸、及び酢酸の少なくとも1つを含む、請求項1に記載の透析液再生ユニット。
- 第2の供給ユニットにより添加されるアルカリ性流体が水酸化ナトリウム溶液及び水酸化カリウム溶液の少なくとも1つを含む、請求項1から2のいずれかに記載の透析液再生ユニット。
- 第1の供給ユニットが、第1の流路の透析液のpHを1〜7の間に調節するようにされている、請求項1から3のいずれかに記載の透析液再生ユニット。
- 第2の供給ユニットが、第2の流路の透析液のpHを7〜13の間に調節するようにされている、請求項1から4のいずれかに記載の透析液再生ユニット。
- 第1の流路の透析液のpHを低下させることにより、毒素−担体複合体の遊離毒素及び遊離担体物質に対する濃度比を、前記透析液中の毒素の少なくとも幾つかについて遊離毒素側に傾けて、前記透析液中の遊離毒素の濃度を増大させる、請求項1から5のいずれかに記載の透析液再生ユニット。
- 無毒化ユニットが、前記遊離毒素の少なくとも一部を除去するようにされている、請求項6に記載の透析液再生ユニット。
- 第2の流路の透析液のpHを上昇させることにより、毒素−担体複合体の遊離毒素及び遊離担体物質に対する濃度比を、前記透析液中の毒素の少なくとも幾つかについて遊離毒素側に傾けて、前記透析液中の遊離毒素の濃度を増大させる、請求項1から6のいずれかに記載の透析液再生ユニット。
- 更なる無毒化ユニットが、前記遊離毒素の少なくとも一部を除去するようにされている、請求項8に記載の透析液再生ユニット。
- 第1の流路及び第2の流路の少なくとも1つが無毒化ユニットの上流に温度制御ユニットを有し、前記温度制御ユニットが透析液の温度を上昇或いは低下させるようにされている、請求項1から9のいずれかに記載の透析液再生ユニット。
- 透析液の温度を変化させること、例えば温度を上昇させることにより、毒素−担体複合体の遊離毒素及び遊離担体物質に対する濃度比を、前記透析液中の毒素の少なくとも幾つかについて遊離毒素側に傾けて、前記透析液中の遊離毒素の濃度を増大させる、請求項10に記載の透析液再生ユニット。
- 毒素が、代謝産物、ビリルビン、胆汁酸、薬物、電解質、ホルモン、脂質、ビタミン、フェノール、硫酸塩、微量元素、無機物、及び気体の1種以上を含む、請求項1から11のいずれかに記載の透析液再生ユニット。
- 担体物質が、アルブミン、ヒト血清アルブミン、動物性アルブミン、遺伝子組換アルブミン、グロブリン、及びリポタンパク質などのタンパク質;炭素粒子グリコシド;核酸(及びその誘導体);脂肪酸;脂肪;炭素分子;ナノ粒子;形状記憶プラスチック;形状記憶金属;樹脂;植物2次物質及び天然源由来の他の複合化合物;炭水化物及びポリマーなどの合成化合物、のうちの1種以上を含む、請求項1から12のいずれかに記載の透析液再生ユニット。
- 無毒化ユニット及び更なる無毒化ユニットが、再生透析器、限外ろ過装置、及び透析ろ過装置のいずれかである、請求項1から13のいずれかに記載の透析液再生ユニット。
- 無毒化ユニット及び更なる無毒化ユニットがそれぞれ、ろ過ポンプと、各無毒化ユニットから放出流体を引抜くようにされた放出導管とを含む、請求項1から14のいずれかに記載の透析液再生ユニット。
- 第1の流路が前記第1の流路を通して透析液を汲み上げるようにされた第1のポンプを有し、第2の流路が前記第2の流路を通して透析液を汲み上げるようにされた第2のポンプを有し、前記第1のポンプ及び前記第2のポンプは相互に独立に動作する、請求項1から15のいずれかに記載の透析液再生ユニット。
- 第1の流路により供給される酸性とされた透析液と第2の流路により供給されるアルカリ性とされた透析液とを合流させる、請求項1から16のいずれかに記載の透析液再生ユニット。
- 第1の流路により供給される酸性とされた透析液と第2の流路により供給されるアルカリ性とされた透析液とを合流させるときに、前記酸性とされた透析液と前記アルカリ性とされた透析液が少なくとも一部を相互に中和する、請求項1から17のいずれかに記載の透析液再生ユニット。
- 第1の流路により供給される酸性とされた透析液と第2の流路により供給されるアルカリ性とされた透析液とを合流させることにより、pH6〜pH8を有する再生透析液の流れを得る、請求項1から18のいずれかに記載の透析液再生ユニット。
- 再生透析液の流れのpHを測定するようにされた少なくとも1個のセンサユニットを更に含む、請求項19に記載の透析液再生ユニット。
- 透析液再生システムが複数の切換弁を含む、請求項1から20のいずれかに記載の透析液再生ユニット。
- 第1の動作段階では、第1の無毒化ユニットが第1の流路に含まれ、第2の無毒化ユニットが第2の流路に含まれるように切換弁を設定し、第2の動作段階では、第2の無毒化ユニットが第1の流路に含まれ、第1の無毒化ユニットが第2の流路に含まれるように切換弁を設定する、請求項21に記載の透析液再生ユニット。
- 酸性とされた透析液が第1の無毒化ユニットと第2の無毒化ユニットに交互に供給され、アルカリ性とされた透析液が第2の無毒化ユニットと第1の無毒化ユニットに交互に供給されるように切換弁を動作させる、請求項21から22のいずれかに記載の透析液再生ユニット。
- 切換弁を定期的に切換える、請求項21から23のいずれかに記載の透析液再生ユニット。
- 切換弁を、一定時間毎に自動的に切換える、請求項21から24のいずれかに記載の透析液再生ユニット。
- 生物学的流体回路(11、53)、
透析液回路、
少なくとも1個の透析器(12A、12B、54A、54B)、及び
請求項1から25のいずれかに記載の透析液再生ユニット(19、64)を含むことを特徴とする透析システム。 - 生物学的流体が血液及び血漿のいずれかである、請求項26に記載の透析システム。
- 請求項26から27のいずれかに記載の透析システムにおいて、透析液回路の一部である透析液貯留部を更に含み、透析液再生ユニットが、前記透析液貯留部から透析液を引抜き、前記透析液を再生し、再生された前記透析液を前記透析液貯留部に再度供給するようにされている透析システム。
- 請求項28に記載の透析システムにおいて、前記透析液再生ユニットが、独立した透析液再生回路の一部である透析システム。
- 再生ユニットが連続的な動作及び断続的な動作のいずれかで透析液を再生するようにされている、請求項28から29のいずれかに記載の透析システム。
- 透析液再生ユニットが透析液回路の中に一体化されている、請求項26から27のいずれかに記載の透析システム。
- 透析器が、生物学的流体回路の一部である生物学的流体区画と、透析液回路の一部である透析液区画と、前記生物学的流体区画と前記透析液区画を分離する半透膜とを含む、請求項26から31のいずれかに記載の透析システム。
- 補充流体を生物学的流体及び透析液のいずれかに供給するようにされている補充ユニットを更に含む、請求項26から32のいずれかに記載の透析システム。
- 補充流体が電解質、栄養素、及び緩衝液の1種以上を含む、請求項33に記載の透析システム。
- 担体物質を含有する透析液を再生するための方法(ただし、血液透析の際に前記透析液を再生する方法を除く。)であって、
透析液の流れを第1の流れと第2の流れに分割する工程と、
前記透析液の第1の流れに酸性流体(29)を添加する工程と、
酸性とされた前記透析液の第1の流れに対してろ過、透析、沈殿処理、及び透析ろ過のいずれかを行うことによって毒素を除去する工程と、
前記透析液の第2の流れにアルカリ性流体(31)を添加する工程と、
アルカリ性とされた前記透析液の第2の流れに対してろ過、透析、沈殿処理、及び透析ろ過のいずれかを行うことによって毒素を除去する工程と、
前記第1の透析液の流れと前記第2の透析液の流れを合流させる工程と、を含むことを特徴とする方法。 - 酸性とされた透析液の流れが第1の無毒化ユニット及び第2の無毒化ユニットに交互に供給され、アルカリ性とされた透析液の流れが第2の無毒化ユニット及び第1の無毒化ユニットに交互に供給されるように、定期的に複数の切換弁を切換える工程を更に含む、請求項35に記載の方法。
- 酸性とされた透析液の温度を制御する工程、
酸性化による沈殿により毒素を除去する工程、
アルカリ性とされた透析液の温度を制御する工程、及び
アルカリ化による沈殿により毒素を除去する工程、のうちの1以上の工程を更に含む、請求項35から36のいずれかに記載の方法。
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PCT/EP2007/010471 WO2009071103A1 (en) | 2007-12-03 | 2007-12-03 | Dialysate regeneration unit |
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CN (1) | CN101883594B (ja) |
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2007
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- 2007-12-03 US US12/741,571 patent/US8377308B2/en active Active
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- 2007-12-03 JP JP2010536324A patent/JP5208220B2/ja active Active
- 2007-12-03 PL PL07846960T patent/PL2214752T3/pl unknown
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Also Published As
Publication number | Publication date |
---|---|
KR101369802B1 (ko) | 2014-03-04 |
CN101883594B (zh) | 2012-10-10 |
CN101883594A (zh) | 2010-11-10 |
CA2707582A1 (en) | 2009-06-11 |
KR20100101101A (ko) | 2010-09-16 |
AU2007362210B2 (en) | 2012-12-20 |
EP2214752A1 (en) | 2010-08-11 |
HK1147450A1 (en) | 2011-08-12 |
PT2214752E (pt) | 2011-05-03 |
AU2007362210A1 (en) | 2009-06-11 |
US20100258503A1 (en) | 2010-10-14 |
US8574438B2 (en) | 2013-11-05 |
WO2009071103A1 (en) | 2009-06-11 |
US20130118979A1 (en) | 2013-05-16 |
EP2214752B1 (en) | 2011-04-06 |
ATE504322T1 (de) | 2011-04-15 |
US8377308B2 (en) | 2013-02-19 |
CA2707582C (en) | 2014-04-29 |
ES2364373T3 (es) | 2011-09-01 |
DE602007013824D1 (de) | 2011-05-19 |
JP2011505209A (ja) | 2011-02-24 |
PL2214752T3 (pl) | 2011-09-30 |
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