JP4260092B2 - 血液透析装置 - Google Patents
血液透析装置 Download PDFInfo
- Publication number
- JP4260092B2 JP4260092B2 JP2004301108A JP2004301108A JP4260092B2 JP 4260092 B2 JP4260092 B2 JP 4260092B2 JP 2004301108 A JP2004301108 A JP 2004301108A JP 2004301108 A JP2004301108 A JP 2004301108A JP 4260092 B2 JP4260092 B2 JP 4260092B2
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- JP
- Japan
- Prior art keywords
- blood
- electrode
- blood circuit
- puncture needle
- dialysate
- 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.)
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Classifications
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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
- 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
-
- 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
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3653—Interfaces between patient blood circulation and extra-corporal blood circuit
- A61M1/3656—Monitoring patency or flow at connection sites; Detecting disconnections
-
- 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
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3669—Electrical impedance measurement of body fluids; transducers specially adapted therefor
-
- 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
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/367—Circuit parts not covered by the preceding subgroups of group A61M1/3621
-
- 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
- A61M2205/13—General characteristics of the apparatus with means for the detection of operative contact with patient, e.g. lip sensor
Description
本実施形態に係る血液透析装置は、患者の血液を体外循環させつつ浄化することにより透析治療を行うものであり、かかる血液透析装置は、図1に示すように、血液浄化手段としてのダイアライザ2が接続された血液回路1、ダイアライザ2に透析液を供給しつつ除水する透析装置本体6から主に構成されている。血液回路1は、同図に示すように、可撓性チューブから成る動脈側血液回路1a及び静脈側血液回路1bから主に構成されており、これら動脈側血液回路1aと静脈側血液回路1bの間にダイアライザ2が接続されている。
1a 動脈側血液回路
1b 静脈側血液回路
2 ダイアライザ(血液浄化手段)
3 血液ポンプ
4 ドリップチャンバ
5 電圧付与手段
5a 一方の電極
5b 他方の電極
6 透析装置本体
7 透析液供給装置
8 除水ポンプ
9 加湿器
10 脱気手段
11 複式ポンプ
12 検出手段(接点)
13 電位差算出手段
14 比較手段
15 監視手段
16 警報手段
a 動脈側穿刺針
b 静脈側穿刺針
Claims (4)
- 患者の血液を体外循環させるべく先端に動脈側穿刺針及び静脈側穿刺針が取り付けられた動脈側血液回路及び静脈側血液回路から成る血液回路と、
前記動脈側血液回路に配設された血液ポンプと、
前記動脈側血液回路と静脈側血液回路との間に接続され、当該血液回路を流れる血液を浄化する血液浄化手段と、
該血液浄化手段に対して透析液の導入及び排出を行う透析液導入ライン及び透析液排出ラインを有した透析装置本体と、
一方の電極及び他方の電極を有し、これら電極間で前記血液回路を流れる血液に対して電圧を印加する電圧付与手段と、
該電圧付与手段で印加された電圧に伴う少なくとも2箇所の電位を検出する検出手段と、
該検出手段で検出されたそれぞれの電位を比較して電位差を求め、前記動脈側穿刺針又は静脈側穿刺針の患者からの脱落を監視する監視手段と、
を具備した血液透析装置において、
前記電圧付与手段の一方の電極は、前記動脈側血液回路における動脈側穿刺針と血液ポンプとの間に配設されるとともに、他方の電極は、前記透析液導入ライン又は透析液排出ラインに配設されたことを特徴とする血液透析装置。 - 前記検出手段の少なくとも一方は、前記電圧付与手段における一方の電極又は他方の電極の電位を検出することを特徴とする請求項1記載の血液透析装置。
- 前記電圧付与手段又は検出手段は、血液又は透析液に直に接して電圧を付与又は電位を検出するものであることを特徴とする請求項1又は請求項2記載の血液透析装置。
- 前記監視手段は、前記検出手段で検出された検出値の周波数成分を抽出して電位差を求めることを特徴とする請求項1〜請求項3のいずれか1つに記載の血液透析装置。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004301108A JP4260092B2 (ja) | 2004-10-15 | 2004-10-15 | 血液透析装置 |
CNB2005800199635A CN100528250C (zh) | 2004-10-15 | 2005-08-30 | 血液透析装置 |
PCT/JP2005/015741 WO2006040882A1 (ja) | 2004-10-15 | 2005-08-30 | 血液透析装置 |
KR1020077008298A KR101147499B1 (ko) | 2004-10-15 | 2005-08-30 | 혈액투석장치 |
EP05781501A EP1800703B1 (en) | 2004-10-15 | 2005-08-30 | Blood dialyzing apparatus |
DE602005024846T DE602005024846D1 (de) | 2004-10-15 | 2005-08-30 | Blutdialysator |
US11/246,385 US7537687B2 (en) | 2004-10-15 | 2005-10-07 | Hemodialysis device |
TW094135808A TWI418376B (zh) | 2004-10-15 | 2005-10-14 | 血液透析裝置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004301108A JP4260092B2 (ja) | 2004-10-15 | 2004-10-15 | 血液透析装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006110120A JP2006110120A (ja) | 2006-04-27 |
JP4260092B2 true JP4260092B2 (ja) | 2009-04-30 |
Family
ID=36148184
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004301108A Active JP4260092B2 (ja) | 2004-10-15 | 2004-10-15 | 血液透析装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7537687B2 (ja) |
EP (1) | EP1800703B1 (ja) |
JP (1) | JP4260092B2 (ja) |
KR (1) | KR101147499B1 (ja) |
CN (1) | CN100528250C (ja) |
DE (1) | DE602005024846D1 (ja) |
TW (1) | TWI418376B (ja) |
WO (1) | WO2006040882A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2010518907A (ja) * | 2007-02-16 | 2010-06-03 | バクスター・インターナショナル・インコーポレイテッド | アクセス切断システムのための改良型信号検出 |
Families Citing this family (35)
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US20040254513A1 (en) | 2002-04-10 | 2004-12-16 | Sherwin Shang | Conductive polymer materials and applications thereof including monitoring and providing effective therapy |
US7052480B2 (en) | 2002-04-10 | 2006-05-30 | Baxter International Inc. | Access disconnection systems and methods |
US7022098B2 (en) | 2002-04-10 | 2006-04-04 | Baxter International Inc. | Access disconnection systems and methods |
US8029454B2 (en) | 2003-11-05 | 2011-10-04 | Baxter International Inc. | High convection home hemodialysis/hemofiltration and sorbent system |
DE102006042336A1 (de) * | 2006-09-08 | 2008-03-27 | Fresenius Medical Care Deutschland Gmbh | Vorrichtung und Verfahren zur Überwachung eines Zugangs zu einem Patienten, insbesondere eines Gefäßzugangs bei einer extrakorporalen Blutbehandlung |
DE102006042646B4 (de) | 2006-09-12 | 2008-11-20 | Fresenius Medical Care Deutschland Gmbh | Vorrichtung und Verfahren zur Überwachung eines Zugangs zu einem Patienten, insbesondere eines Gefäßzugangs bei einer extrakorporalen Blutbehandlung |
US8152751B2 (en) | 2007-02-09 | 2012-04-10 | Baxter International Inc. | Acoustic access disconnection systems and methods |
US10463778B2 (en) | 2007-02-09 | 2019-11-05 | Baxter International Inc. | Blood treatment machine having electrical heartbeat analysis |
US8114276B2 (en) | 2007-10-24 | 2012-02-14 | Baxter International Inc. | Personal hemodialysis system |
WO2009122229A1 (en) * | 2008-04-01 | 2009-10-08 | Gambro Lundia Ab | An apparatus and a method for monitoring a vascular access |
US8715216B2 (en) | 2008-06-26 | 2014-05-06 | Gambro Lundia Ab | Method and device for processing a time-dependent measurement signal |
US8192388B2 (en) * | 2008-07-25 | 2012-06-05 | Baxter International Inc. | System and method for detecting access disconnection |
US8114043B2 (en) | 2008-07-25 | 2012-02-14 | Baxter International Inc. | Electromagnetic induction access disconnect sensor |
DE102009008885A1 (de) * | 2009-02-14 | 2010-08-26 | Fresenius Medical Care Deutschland Gmbh | Vorrichtung zum Detektieren von Feuchtigkeit für eine Vorrichtung zur Überwachung eines Zugangs zu einem Patienten, insbesondere zur Überwachung des Gefäßzugangs bei einer extrakkorporalen Blutbehandlung |
ES2620580T3 (es) | 2009-06-26 | 2017-06-29 | Gambro Lundia Ab | Dispositivo y método para la extracción de datos |
TWI492770B (zh) * | 2009-10-23 | 2015-07-21 | Asahi Kasei Medical Co Ltd | Hemodialysis device, actuation method of hemodialysis device and water removal system |
US8753515B2 (en) | 2009-12-05 | 2014-06-17 | Home Dialysis Plus, Ltd. | Dialysis system with ultrafiltration control |
ES2646821T3 (es) | 2009-12-28 | 2017-12-18 | Gambro Lundia Ab | Aparato y método para predicción de disminución sintomática rápida de la tensión arterial |
US8444585B2 (en) * | 2010-01-29 | 2013-05-21 | Baxter International Inc. | Catheter needle retention and placement monitoring system and method |
US8808218B2 (en) * | 2010-01-29 | 2014-08-19 | Baxter International Inc. | Needle placement detection and security device and method |
US8501009B2 (en) | 2010-06-07 | 2013-08-06 | State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University | Fluid purification system |
IT1402936B1 (it) * | 2010-10-28 | 2013-09-27 | Cattini | Dispositivo collegabile ad una macchina per il trattamento extracorporeo del sangue di un paziente. |
AU2012318561B2 (en) | 2011-10-07 | 2017-04-20 | Outset Medical, Inc. | Heat exchange fluid purification for dialysis system |
WO2014147028A1 (en) | 2013-03-20 | 2014-09-25 | Gambro Lundia Ab | Monitoring of cardiac arrest in a patient connected to an extracorporeal blood processing apparatus |
DE102014102731A1 (de) * | 2014-02-28 | 2015-09-03 | B. Braun Avitum Ag | Vorrichtung und Verfahren zur Erkennung einer venösen Nadeldiskonnektion |
ES2864727T3 (es) | 2014-04-29 | 2021-10-14 | Outset Medical Inc | Sistema y métodos de diálisis |
WO2015183976A2 (en) * | 2014-05-27 | 2015-12-03 | Deka Products Limited Partnership | Systems and methods for detecting vascular access disconnection |
CN104800940A (zh) * | 2015-04-03 | 2015-07-29 | 李淑刚 | 心肺患者急诊治疗装置 |
CN108348675B (zh) * | 2015-11-26 | 2020-12-22 | 深圳市泽智知识产权有限公司 | 用于医疗器械的漏液检测装置 |
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-
2004
- 2004-10-15 JP JP2004301108A patent/JP4260092B2/ja active Active
-
2005
- 2005-08-30 KR KR1020077008298A patent/KR101147499B1/ko active IP Right Grant
- 2005-08-30 CN CNB2005800199635A patent/CN100528250C/zh active Active
- 2005-08-30 WO PCT/JP2005/015741 patent/WO2006040882A1/ja active Application Filing
- 2005-08-30 DE DE602005024846T patent/DE602005024846D1/de active Active
- 2005-08-30 EP EP05781501A patent/EP1800703B1/en active Active
- 2005-10-07 US US11/246,385 patent/US7537687B2/en active Active
- 2005-10-14 TW TW094135808A patent/TWI418376B/zh active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010518907A (ja) * | 2007-02-16 | 2010-06-03 | バクスター・インターナショナル・インコーポレイテッド | アクセス切断システムのための改良型信号検出 |
Also Published As
Publication number | Publication date |
---|---|
WO2006040882A1 (ja) | 2006-04-20 |
DE602005024846D1 (de) | 2010-12-30 |
EP1800703A1 (en) | 2007-06-27 |
KR20070067134A (ko) | 2007-06-27 |
CN100528250C (zh) | 2009-08-19 |
EP1800703A4 (en) | 2009-06-03 |
US20060081517A1 (en) | 2006-04-20 |
TW200616682A (en) | 2006-06-01 |
JP2006110120A (ja) | 2006-04-27 |
US7537687B2 (en) | 2009-05-26 |
TWI418376B (zh) | 2013-12-11 |
KR101147499B1 (ko) | 2012-05-21 |
CN1968723A (zh) | 2007-05-23 |
EP1800703B1 (en) | 2010-11-17 |
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