JP2008539848A - 透析装置 - Google Patents
透析装置 Download PDFInfo
- Publication number
- JP2008539848A JP2008539848A JP2008509512A JP2008509512A JP2008539848A JP 2008539848 A JP2008539848 A JP 2008539848A JP 2008509512 A JP2008509512 A JP 2008509512A JP 2008509512 A JP2008509512 A JP 2008509512A JP 2008539848 A JP2008539848 A JP 2008539848A
- Authority
- JP
- Japan
- Prior art keywords
- pump
- dialysate
- cartridge
- blood
- dialyzer
- 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.)
- Granted
Links
- 238000000502 dialysis Methods 0.000 title claims abstract description 89
- 210000004369 blood Anatomy 0.000 claims abstract description 145
- 239000008280 blood Substances 0.000 claims abstract description 145
- 238000001631 haemodialysis Methods 0.000 claims abstract description 26
- 230000000322 hemodialysis Effects 0.000 claims abstract description 26
- 230000017531 blood circulation Effects 0.000 claims abstract description 19
- 239000012528 membrane Substances 0.000 claims description 52
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 claims description 50
- 239000012530 fluid Substances 0.000 claims description 49
- 239000000243 solution Substances 0.000 claims description 34
- 238000002156 mixing Methods 0.000 claims description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 238000006073 displacement reaction Methods 0.000 claims description 15
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- 239000000203 mixture Substances 0.000 claims description 8
- 239000003929 acidic solution Substances 0.000 claims description 6
- 239000008240 homogeneous mixture Substances 0.000 claims description 5
- 239000002699 waste material Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 claims description 3
- 229960002897 heparin Drugs 0.000 claims description 3
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- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims 1
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- 208000037157 Azotemia Diseases 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 208000033626 Renal failure acute Diseases 0.000 description 1
- 206010046324 Uraemic acidosis Diseases 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
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- 239000011591 potassium Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 102000004196 processed proteins & peptides Human genes 0.000 description 1
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Images
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- A61M2205/33—Controlling, regulating or measuring
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- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3379—Masses, volumes, levels of fluids in reservoirs, flow rates
- A61M2205/3386—Low level detectors
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Abstract
【解決手段】
血液透析装置1用の透析カートリッジ10は、ダイアライザ内で処理すべき一定量の血液を移送する血液流路と、血液流路から分離された、ダイアライザを通して透析液の流れを送出する透析液流路とを有する。透析カートリッジ10は、血液透析装置1のエンジン部4に受け入れられる。エンジン部4は、透析カートリッジ10が挿入されると閉じて透析カートリッジ10を保持する第1のプラテン5及び第2のプラテン6を有する。第2のプラテン6のアクチュエータ7及びセンサ8が、透析カートリッジ10の動作を制御する。
【選択図】 図4
Description
Claims (30)
- 血液透析装置用の使い捨てカートリッジであって、ダイアライザ内で処理すべき一定量の血液を移送する血液流路と、該血液流路から分離された、前記ダイアライザを通して透析液の流れを送出する透析液流路とを備えることを特徴とする血液透析装置用の使い捨てカートリッジ。
- 使用時に、前記透析液流路は、ダイアライザ及び再生フィルタを含む再循環透析液ループの一部を形成することを特徴とする請求項1に記載の血液透析装置用の使い捨てカートリッジ。
- 使用時に、前記透析液流路は、前記血液透析装置からの滅菌供給水入口、ダイアライザ、及び該ダイアライザの下流にある廃液出口を含む連続した透析液ラインの一部を形成することを特徴とする請求項1に記載の血液透析装置用の使い捨てカートリッジ。
- ダイアライザを含むか、又はダイアライザに取り付け可能であることを特徴とする請求項1から3のいずれか1項に記載の血液透析装置用の使い捨てカートリッジ。
- 前記血液流路及び前記透析液流路を完全に密閉することを特徴とする請求項1から4のいずれか1項に記載の血液透析装置用の使い捨てカートリッジ。
- 剛体を備えることを特徴とする請求項1から5のいずれか1項に記載の血液透析装置用の使い捨てカートリッジ。
- 前記剛体は、第1の外向き面及び第2の外向き面を有し、該第1の外向き面及び該第2の外向き面はそれぞれ、変形可能な膜によって密閉されることを特徴とする請求項6に記載の血液透析装置用の使い捨てカートリッジ。
- 前記第1の外向き面及び前記第2の外向き面は、血液フローチャネル及び透析液フローチャネルを共同で画定し、前記変形可能な膜は、前記血液フローチャネル及び前記透析液フローチャネルを密閉して前記血液流路及び前記透析液流路を形成することを特徴とする請求項7に記載の血液透析装置用の使い捨てカートリッジ。
- 前記血液流路の少なくとも一部は、前記第1の外向き面及び前記第2の外向き面それぞれに形成されることを特徴とする請求項7又は8に記載の血液透析装置用の使い捨てカートリッジ。
- 前記透析液流路の少なくとも一部は、前記第1の外向き面及び前記第2の外向き面それぞれに形成されることを特徴とする請求項7、8、及び9に記載の血液透析装置用の使い捨てカートリッジ。
- 使用時に、前記剛体は、前記第1の外向き面及び前記第2の外向き面の一方と係合する少なくとも1つの可動プラテンによって前記血液透析装置の所定位置に保持されることを特徴とする請求項6から10のいずれか1項に記載の血液透析装置用の使い捨てカートリッジ。
- 前記透析液流路は、前記血液透析装置から前記カートリッジへ滅菌水を入れる滅菌水入口を含むことを特徴とする請求項1から11のいずれか1項に記載の血液透析装置用の使い捨てカートリッジ。
- 前記透析液流路は、所定量の滅菌水を受け入れるポンプチャンバを有する第1の混合ポンプ、及び該ポンプチャンバに所定量の第1の透析液ベースを供給する供給手段を含み、前記第1の混合ポンプは、前記ポンプチャンバから滅菌水及び第1の透析液ベースから得られる均一混合物を圧送するように動作可能であることを特徴とする請求項12に記載の血液透析装置用の使い捨てカートリッジ。
- 前記透析液流路は、前記第1の混合ポンプの下流に第2の混合ポンプを含み、該第2の混合ポンプは、前記第1の混合ポンプから所定量の滅菌水と第1の透析液ベースとの混合物を受け入れるポンプチャンバを有し、前記透析液流路は、前記ポンプチャンバに所定量の第2の透析液ベースを供給する供給手段をさらに含み、前記第2の混合ポンプは、前記ポンプチャンバから滅菌水と第1の透析液ベース及び第2の透析液ベースとから得られる透析液を圧送するように動作可能であることを特徴とする請求項13に記載の血液透析装置用の使い捨てカートリッジ。
- 前記第1の透析液ベースは、重炭酸溶液であることを特徴とする請求項13に記載の血液透析装置用の使い捨てカートリッジ。
- 前記第2の透析液ベースは、酸性溶液又は酢酸塩溶液であることを特徴とする請求項14に記載の血液透析装置用の使い捨てカートリッジ。
- 前記第1の混合ポンプ及び/前記第2の混合ポンプそれぞれの動作は、空気圧作動による前記変形可能な膜の変位によって行われることを特徴とする請求項13から16のいずれか1項に記載の血液透析装置用の使い捨てカートリッジ。
- 前記第1の混合ポンプの動作は、該第1の混合ポンプのストロークごとに滅菌水と第1の透析液ベースとの均一混合物が送出されるように、前記第1の混合ポンプが前記ポンプチャンバに一定量の滅菌水を引き込むように作動されるのと同時に前記所定量の第1の透析液ベースが前記ポンプチャンバに送出されるようになっていることを特徴とする請求項13から17のいずれか1項に記載の血液透析装置用の使い捨てカートリッジ。
- 前記第2の混合ポンプの動作は、該第2の混合ポンプのストロークごとに均一な透析液が送出されるように、前記第2の混合ポンプが前記ポンプチャンバに一定量の滅菌水と第1の透析液ベースとの均一混合物を引き込むように作動されるのと同時に前記所定量の第2の透析液ベースが前記ポンプチャンバに送出されるようになっていることを特徴とする請求項14、又は請求項14に従属している場合の請求項15から18のいずれか1項に記載の血液透析装置用の使い捨てカートリッジ。
- 治療の過程でダイアライザ入口及びダイアライザ出口において見られる前記透析液の流量のバランスを取る流量バランス手段を含むことを特徴とする請求項1から19のいずれか1項に記載の血液透析装置用の使い捨てカートリッジ。
- 前記流量バランス手段は、第1の流量バランスポンプ及び第2の流量バランスポンプを備え、前記第1の流量バランスポンプ及び前記第2の流量バランスポンプは、前記第1の流量バランスポンプが前記透析液ラインの前記第1の混合ポンプ及び前記第2の混合ポンプの下流且つ前記ダイアライザの上流に配置され、前記第2の流量バランスポンプが前記透析液ラインの前記ダイアライザの下流に配置される第1の動作モード、及び前記第2の流量バランスポンプが前記透析液ラインの前記第1の混合ポンプ及び前記第2の混合ポンプの下流且つ前記ダイアライザの上流に配置され、前記第1の流量バランスポンプが前記透析液ラインの前記ダイアライザの下流に配置される第2の動作モードの、2つの動作モード間で動作可能であることを特徴とする請求項20に記載の血液透析装置用の使い捨てカートリッジ。
- 前記血液流路にヘパリンを送出する手段を含むことを特徴とする請求項1から21のいずれか1項に記載の血液透析装置用の使い捨てカートリッジ。
- 重炭酸カートリッジを受け入れる手段を含むことを特徴とする請求項1から22のいずれか1項に記載の血液透析装置用の使い捨てカートリッジ。
- 請求項1から23のいずれか1項に記載の透析カートリッジを受け入れるようになっている透析装置であって、使用時に前記カートリッジを該透析装置の所定位置に保持するように配置される少なくとも1つのプラテンを含むことを特徴とする透析装置。
- 前記少なくとも1つのプラテンは、前記カートリッジにおける流体のレベルを検知するように配置されるレベルセンサを含むことを特徴とする請求項24に記載の透析装置。
- 前記少なくとも1つのプラテンは、前記カートリッジにおける流体の圧力を検知するように配置される圧力センサを含むことを特徴とする請求項24又は25に記載の透析装置。
- 前記少なくとも1つのプラテンは、前記カートリッジにおける流体の流量を検出するように配置される流量センサを含むことを特徴とする請求項24から26のいずれか1項に記載の透析装置。
- 前記少なくとも1つのプラテンは、前記カートリッジにおける血液の漏れを検出するように配置されるカラーセンサを含むことを特徴とする請求項24から27のいずれか1項に記載の透析装置。
- 前記少なくとも1つのプラテンは、前記透析液の濃度を測定するように配置される導電率センサを含むことを特徴とする請求項24から28のいずれか1項に記載の透析装置。
- 使用時に前記カートリッジを所定位置に保持するように合わさる一対のプラテンを備えることを特徴とする請求項24から29のいずれか1項に記載の透析装置。
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| GB0518175A GB0518175D0 (en) | 2005-09-07 | 2005-09-07 | Fluid processing apparatus |
| GB0603729A GB0603729D0 (en) | 2006-02-24 | 2006-02-24 | Dialysis machine |
| GB0603729.5 | 2006-02-24 | ||
| PCT/GB2006/001668 WO2006120415A1 (en) | 2005-05-06 | 2006-05-08 | Dialysis machine |
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| JP2016516515A (ja) * | 2013-04-25 | 2016-06-09 | フレゼニウス メディカル ケア ドイッチェランド ゲゼルシャフト ミット ベシュレンクテル ハフツング | 一体形遠心ポンプユニットを備えたカセットモジュール |
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Also Published As
| Publication number | Publication date |
|---|---|
| EP2783712A1 (en) | 2014-10-01 |
| US20140027363A1 (en) | 2014-01-30 |
| JP2008539849A (ja) | 2008-11-20 |
| WO2006120417A2 (en) | 2006-11-16 |
| CA2651357C (en) | 2014-09-02 |
| US9744285B2 (en) | 2017-08-29 |
| EP1883434A2 (en) | 2008-02-06 |
| WO2006120417A3 (en) | 2007-01-18 |
| US20090230043A1 (en) | 2009-09-17 |
| CA2651357A1 (en) | 2006-11-16 |
| JP5181394B2 (ja) | 2013-04-10 |
| EP2783712B1 (en) | 2018-07-25 |
| WO2006120415A1 (en) | 2006-11-16 |
| EP1883434B1 (en) | 2014-01-22 |
| US20180133391A1 (en) | 2018-05-17 |
| JP5214438B2 (ja) | 2013-06-19 |
| EP1883433A1 (en) | 2008-02-06 |
| EP1883433B1 (en) | 2014-03-26 |
| MX2007013729A (es) | 2008-03-14 |
| US20130037465A1 (en) | 2013-02-14 |
| AU2006245567A1 (en) | 2006-11-16 |
| US8535525B2 (en) | 2013-09-17 |
| BRPI0611042A2 (pt) | 2010-12-14 |
| CA2651360A1 (en) | 2006-11-16 |
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