WO2004006992A1 - 腹膜透析装置及び腹膜透析方法 - Google Patents
腹膜透析装置及び腹膜透析方法 Download PDFInfo
- Publication number
- WO2004006992A1 WO2004006992A1 PCT/JP2003/009000 JP0309000W WO2004006992A1 WO 2004006992 A1 WO2004006992 A1 WO 2004006992A1 JP 0309000 W JP0309000 W JP 0309000W WO 2004006992 A1 WO2004006992 A1 WO 2004006992A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- peritoneal
- dialyzer
- dialysate
- peritoneal dialysis
- osmotic agent
- Prior art date
Links
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
- A61M1/28—Peritoneal dialysis ; Other peritoneal treatment, e.g. oxygenation
-
- 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
- A61M1/28—Peritoneal dialysis ; Other peritoneal treatment, e.g. oxygenation
- A61M1/282—Operational modes
- A61M1/284—Continuous flow peritoneal dialysis [CFPD]
Definitions
- the present invention relates to a peritoneal dialysis apparatus and a method for removing waste products and water from a patient's blood by taking a peritoneal dialysate into and out of the patient's abdominal cavity using a catheter or the like. More specifically, a part of the dialysate stored in the patient's peritoneal cavity is transferred to the outside of the body, and unnecessary substances are removed from the peritoneal dialysate with an external dialyzer.
- the present invention relates to a peritoneal dialysis apparatus used for peritoneal dialysis (CRPD: continuous recirculation peritoneal dialysis or BPD: bi-directonial peritoneal dialysate) for returning dialysate.
- CRPD continuous recirculation peritoneal dialysis
- BPD bi-directonial peritoneal dialysate
- the normal function of the mammalian kidney is to constantly maintain an acid-base and electrolyte equilibrium and to remove undesired substances due to metabolism in the body from the blood.
- hemodialysis peritoneal analysis, etc. have been performed on patients with reduced kidney function.
- blood taken from a patient is injected into an external dialyzer, and the blood is brought into contact with one of the selectively permeable membranes in the dialyzer, for example, a hollow fiber membrane made of cellulose acetate, Contact the other side with hemodialysis fluid.
- one of the selectively permeable membranes in the dialyzer for example, a hollow fiber membrane made of cellulose acetate
- peritoneal dialysis is a well-established alternative to extracorporeal hemodialysis, and has the advantage that patients can stay at home without being tied to a hospital for a long time.
- peritoneal dialysis is used for patients who have difficulty in extracorporeal blood circulation. Is an effective treatment method.
- a fresh and glucose-rich peritoneal dialysis solution is injected into the abdominal cavity of the patient's abdomen, stored for several hours, and metabolically depleted in the blood of the patient through the peritoneum as a selectively permeable membrane.
- the peritoneal dialysate containing the waste is discharged from the peritoneal cavity.
- this method has problems such as causing peritoneal sclerosis, longer treatment time due to lower dialysis efficiency than hemodialysis, and increased cost of commercially available peritoneal dialysate.
- U.S. Pat. No. 5,141,493 discloses a system for continuously purifying peritoneal dialysate by connecting a patient's peritoneal cavity and a peritoneal dialysate purification circuit with a line provided with a reversible pump.
- the peritoneal fluid transferred from the patient's peritoneal cavity is purified by an external dialyzer arranged in the peritoneal dialysate purification circuit, and is returned to the peritoneal cavity again.
- Hei 9-501862 discloses a device in which a patient's peritoneal cavity and a liquid bag are connected by a line provided with a reversible pump, and the peritoneal dialysis transferred from the patient's peritoneal cavity.
- the liquid passes through a dialyzer (for example, a hollow fiber membrane purifier), is once stored in a liquid bag, passes through the dialyzer again, and is returned to the abdominal cavity.
- a dialyzer for example, a hollow fiber membrane purifier
- the peritoneal dialysate used in the above two cases of peritoneal dialysis apparatus uses glucose as an osmotic agent, and the osmotic pressure of glucose removes water from the blood flowing through the peritoneal capillaries.
- this glucose molecular weight 180
- this glucose permeates through the hollow fiber membrane when purifying the peritoneal dialysate with an external dialyzer, and almost 100% goes out of the peritoneal dialysate.
- water removal capacity there was a problem that glucose had to be replenished using a glucose injector during dialysis.
- a peritoneal dialysis method using a peritoneal dialysis solution containing an osmotic agent that does not pass through the hollow fiber membrane of the dialyzer when purifying with an external dialyzer has also been developed (Japanese Patent Application Laid-Open No. 20-210).
- the osmotic agent include albumin (molecular weight: about 69,000), glucose polymer, dextran, and the like. In such a peritoneal dialysate, there is no danger that the osmotic agent comes out of the peritoneal dialysate when purifying with an external dialyzer.
- peritoneal dialysis solution with reduced osmotic agent concentration has a low osmotic pressure, and even if used for peritoneal dialysis, dialysis efficiency and water removal efficiency are poor, so it is difficult to reuse it.However, osmotic agents are expensive Therefore, replenishment of the osmotic agent and replacement of the peritoneal dialysate containing the osmotic agent increase the cost of dialysis treatment.
- the present invention has been made in view of the above circumstances, and a peritoneal dialysis device capable of shortening the time required for dialysis treatment by increasing dialysis efficiency and water removal efficiency and suppressing treatment cost, and using the same. The purpose is to provide a method that has been used. Disclosure of the invention
- the present inventors have found that a peritoneal dialysis solution containing an osmotic agent that does not pass through the hollow fiber membrane of a dialyzer is used, and the osmotic agent concentration in the peritoneal dialysis solution is used.
- the present inventors have found that the above problems can be solved by removing the necessary amount of water in the peritoneal dialysate by using an external dialyzer so that the concentration becomes a predetermined concentration by measuring the water concentration as needed. .
- the present invention can inject and drain peritoneal dialysate in the abdominal cavity of a patient A peritoneal dialysate circuit connected to the catheter; and a dialyzer provided on the peritoneal dialysate circuit, wherein the dialyser receives peritoneal dialysate passing through the hollow fiber membrane.
- a peritoneal dialysis device having a hemodialysis fluid circuit connected so as to be able to come into contact with the hemodialysis fluid via the peritoneal dialysis fluid
- the osmotic agent in the peritoneal dialysis fluid is located closer to the catheter connecting end than the dialyzer on the peritoneal dialysis fluid circuit.
- Means for measuring the concentration is provided, and the hemodialysis fluid circuit is provided with a mechanism for removing water from the peritoneal dialysate according to the osmotic agent concentration measured by the means.
- Peritoneal dialysis machine is provided so as to be able to come into contact with the hem
- the present invention provides a catheter capable of injecting and discharging a peritoneal dialysate in a patient's peritoneal cavity, a peritoneal dialysate circuit connected to the catheter, and a dialyzer provided on the peritoneal dialysate circuit.
- a peritoneal dialysis device using a peritoneal dialysis device connected to a hemodialysis fluid circuit so that the peritoneal fluid passing through the dialyser can come into contact with the hemodialysis fluid via the hollow fiber membrane.
- FIG. 1 is a schematic diagram showing a first embodiment of the peritoneal dialysis device of the present invention
- FIG. 2 is a schematic diagram showing a second embodiment of the peritoneal dialysis device of the present invention.
- a peritoneal dialysis device 1 of the present invention comprises a force catheter (not shown) placed in a patient, a peritoneal dialysis solution circuit 2 connected to the catheter, and a peritoneal dialysis solution circuit 2 It has a dialyzer 3 provided thereon, and a hemodialysis fluid circuit 4 connected to the dialyzer 3.
- the peritoneal dialysis fluid circuit 2 connected to the catheter is a tube made of a flexible resin such as vinyl chloride or polyolefin, and is of course not only safe. Transparency—must have excellent kink resistance There is.
- the total length of the peritoneal dialysate circuit 2 is 10 to 300 cm, preferably 100 to 250 cm. If the total length is longer than 300 cm, the peritoneal dialysate may remain in the circuit 2 and the amount of peritoneal dialysate injected into the peritoneal cavity may decrease, which is not preferable.
- Such a tube is produced by a known method such as extrusion molding.
- a dialyzer 3 is provided on the peritoneal dialysate circuit 2.
- the dialyzer 3 comprises a casing in which a number of hollow fiber membranes are loaded in a bundle and a peritoneal dialysate flows in and out at appropriate times.
- the bundle of hollow fiber membranes is supported at its ends by a partition member made of a synthetic polymer material solidified at the end of the casing.
- the opening of each hollow fiber membrane is opened at the outer end surface of the partition wall member.
- the casing is provided with an inflow port and an outflow port of the hemodialysis fluid separately, and the hemodialysis fluid circuit 4 is connected thereto.
- dialysis is performed by flowing a peritoneal dialysis solution inside the hollow fiber membrane and a hemodialysis solution outside the hollow fiber membrane, and bringing the peritoneal dialysis solution and the hemodialysis solution into contact with each other through the membrane. Remove wastes in the liquid.
- This peritoneal dialysate Purification enables continuous peritoneal dialysis by reusing the peritoneal dialysate.
- the hollow fiber membrane is manufactured from a cellulosic membrane (eg, cellulose acetate, cuprophan), a synthetic polymer membrane (eg, polyacrylonitrile, polymethyl methacrylate, ethylene vinyl alcohol, polysulfone, polyamide).
- the hollow fiber is a material which is permeable to substances having a molecular weight of preferably about 2,000 to 7,000, more preferably 5,000 to 10,000.
- a hollow fiber membrane can prevent bacteria from entering the peritoneal dialysate through the hollow fiber membrane even if bacteria are mixed into the hemodialysis solution.
- the peritoneal dialysate used in the present invention preferably contains an osmotic agent that does not pass through the hollow fiber membrane.
- an osmotic agent at least one compound selected from the group consisting of albumin, glucose polymer and dextran is preferable, and albumin is particularly preferable.
- Albumin typically has a molecular weight of about 69.000.
- Albumin is preferably human serum albumin, and may be produced by genetic engineering.
- the concentration of albumin in the peritoneal dialysis solution is preferably 20 to 250 gZL.
- a pressure of 70 to 150 gZL is particularly preferred. If the albumin content is less than 20 g / L, the water removal capacity will be insufficient, and if it exceeds 250 gZL, the osmotic pressure will be too high, which is not desirable for patients.
- the peritoneal dialysis solution may contain N-acetyl tryptophan, sodium caprylate, or the like as an albumin stabilizer.
- the glucose polymer those having a molecular weight of 30,000 to 80,000, for example, a partially hydrolyzed dextran having a molecular weight of about 75,000 are preferable.
- the peritoneal dialysis solution contains not only osmotic agents but also physiologically acceptable electrolytes and pH It is prepared into a solution having a total osmotic pressure of about 200 to about 600 m ⁇ s mZL, preferably about 270 to about 500 mOs ZL, including a stabilizer and the like.
- Such a peritoneal dialysate has, for example, the following composition.
- Lactic acid (mE q / L) About 35 to about 40
- the hemodialysis solution used in the present invention is the one used in ordinary hemodialysis. Since the hemodialysis fluid preparation is provided in the form of powder or a concentrated solution, it is mixed with RO (reverse osmosis) water to prepare a hemodialysis fluid of a predetermined concentration, and then supplied to the dialyzer 3. .
- RO reverse osmosis
- Such a hemodialysis solution contains, for example, the following components.
- Glucose (gZL) About 90 to about 500
- the peritoneal dialysis device 1 of the present invention further comprises means 5 for measuring the osmotic agent concentration.
- the means 5 measures the concentration of the osmotic agent contained in the peritoneal dialysate flowing through the peritoneal dialysate circuit 2, and is preferably provided near the catheter connection end on the peritoneal dialysate circuit 2.
- an ultrasonic wave A measuring device, a refractometer, an absorbance meter, a conductivity meter, or the like is used. If necessary, two or more of these may be used.
- the hemodialysis fluid circuit 4 constituting the peritoneal dialysis apparatus 1 of the present invention is further provided with a water removal mechanism 6. This is for removing water from the peritoneal dialysate as necessary so that the concentration of the osmotic agent measured by the osmotic agent concentration measuring means 5 becomes a predetermined concentration. Since the osmotic agent contained in the peritoneal dialysate is expensive, it is necessary to keep out of the peritoneal dialysate as much as possible.
- a peritoneal dialysate using an osmotic agent that does not pass through the hollow fiber membrane of the dialyzer 3 is used, and the peritoneal dialysate is dewatered via the dialyzer 3. 6 are provided.
- the removal of water from the peritoneal dialysate through the dialyzer 3 is performed by a pump provided in the blood analyzer 4.
- pumps are provided in the hemodialysate inflow path to the dialyzer 3 and the hemodialysate outflow path from the dialyzer 3, respectively, and the pump on the outflow path side is connected to the pump on the inflow path side.
- Another water removal mechanism 6 is a pump that can control the inflow of hemodialysate into the dialyzer 3 and the outflow of hemodialysate from the dialyzer 3 such as a balance, for example.
- a double pump and the like are arranged on the hemodialysis fluid circuit 4, a branch is provided on the outflow passage of the hemodialysis fluid closer to the dialyzer 3 than the pump, and the water removal pump provided on the branch is driven. By doing so, there is a mechanism for removing water by making the outflow amount larger than the inflow amount of the hemodialysate into the dialyzer 3.
- Still another water removal mechanism 6 is provided with a viscous pump capable of changing the volumes of the hemodialysate inflow side chamber and the hemodialysate outflow side chamber in accordance with the movement of the diaphragm, and the volume of the inflow side chamber is changed to the outflow side chamber.
- a mechanism that removes water by making the volume of hemodialysis fluid larger than the volume of hemodialysis fluid flowing into dialyzer 3 See Japanese Patent Publication No. 3-5 4 5 9 1).
- a peritoneal dialysate source 21 may be provided at an end of the peritoneal dialysate circuit 2 used in the present invention opposite to the catheter connection end.
- the peritoneal dialysate source 21 is for temporarily storing the peritoneal dialysate injected into the patient's peritoneal cavity during the peritoneal dialysis treatment and the peritoneal dialysate discharged from the patient's peritoneal cavity.
- the shape and material are not particularly limited, and for example, a soft bag made of vinyl chloride, polyolefin resin, or the like is used. Instead of providing the peritoneal dialysis solution source 21, as shown in FIG.
- a double lumen catheter is adopted as the catheter instead of the single lumen catheter shown in FIG. 1, and each lumen is attached to the end of the catheter.
- Two communicating peritoneal dialysis fluid circuits 2 may be connected, and the two circuits 2 may be connected to the dialyzer 4 to form a closed circuit.
- the peritoneal dialysis device 11 having such a configuration can simultaneously inject and discharge the peritoneal dialysate in the patient's peritoneal cavity, so that the osmotic agent concentration of the peritoneal dialysate in the peritoneal cavity can be gradually changed. I like that.
- a pump 22 may be provided on the peritoneal dialysate circuit 2.
- the peritoneal dialysate source 21 may be spontaneously injected due to a difference in gravity, for example, by suspending the peritoneal dialysate source at a position higher than the patient's peritoneal cavity.
- the peritoneal dialysate source 21 may be disposed at a position lower than the patient's peritoneal cavity, and may be naturally discharged due to gravity difference.
- the peritoneal dialysate can be taken in and out at a predetermined speed without any special manual operation such as the arrangement of the peritoneal dialysate source 21. It becomes possible.
- the pump besides a roller pump and a finger pump, a set of chamber pumps for directly pressurizing or depressurizing the peritoneal dialysate source 21 is used.
- the peritoneal dialysis apparatus 1 of the present invention includes a drip chamber 23 and pressure measuring means on the peritoneal dialysis fluid circuit 2 and a peritoneal dialysis such as a warmer, a concentration measuring means, and a flow meter on the hemodialysis fluid circuit 4. Other components required for the operation may be provided.
- the osmotic agent concentration measuring means 5 and the water removing mechanism 6 can be interlocked.
- a difference from a predetermined osmotic agent concentration c2 is calculated from the concentration cl measured by the osmotic agent concentration measuring means 5, and the amount of peritoneal dialysis fluid removal uf l required to eliminate this concentration difference
- the predetermined osmotic agent concentration c2 is determined in advance by a patient-specific water removal program or the like stored in the control means. Generally, immediately after the start of peritoneal dialysis, the amount of water to be transferred from the patient's body into the peritoneal dialysate is large, and the osmotic agent concentration c2 is set high. Therefore, the amount of water to be transferred into the peritoneal dialysate decreases, and the osmotic agent concentration C2 is set low.
- the water removal program is appropriately determined based on the patient's weight, height, gender, peritoneal water permeability, time of peritoneal dialysis, and the like.
- the peritoneal dialysis device 1 of the present invention adjusts the osmotic agent concentration in the peritoneal dialysate by changing the osmotic agent concentration C2, The amount of water removed from the patient can be changed.
- Peritoneal dialysis appropriate for the elderly is also possible.
- the peritoneal dialysis device 1 is set on a catheter placed in the abdominal cavity of a patient by a known means. Only when the peritoneal dialysate is already stored in the patient's peritoneal cavity, the pump 22 is rotated forward to perform the operation of draining the peritoneal dialysate from the patient's peritoneal cavity. At this time, the osmotic agent concentration measuring means 5 measures the osmotic agent concentration cl in the peritoneal dialysate.
- the peritoneal dialysate comes into contact with the hemodialysate via the hollow fiber membrane, and the concentration of each component in the liquid is adjusted by dialysis.
- the osmotic agent concentration cl is compared with a predetermined osmotic agent concentration c2 by a control means (not shown), and the peritoneal dialysis solution necessary for the osmotic agent concentration cl of the peritoneal dialysis solution to become the concentration c2.
- Uf l is calculated.
- the water removal mechanism 6 is driven to remove water from the peritoneal dialysis solution by the amount of water removal ufl, and the water in the peritoneal dialysis solution moves into the hemodialysis solution via the hollow fiber membrane of the dialyzer 3. I do.
- the dialyzed peritoneal dialysate is once stored in the peritoneal dialysate source 21.
- the pump 22 rotates in the reverse direction, and the peritoneal dialysis solution stored in the peritoneal dialysis solution source 21 is again injected into the patient's body.
- the peritoneal dialysate may be dialyzed and / or water removed when passing through the dialyzer 3 again.
- the peritoneal dialysis device of the present invention measures the osmotic agent concentration cl in the peritoneal dialysis solution, and measures the osmotic agent concentration cl of the peritoneal dialysis solution from the peritoneal dialysis solution such that the osmotic agent concentration cl becomes a predetermined osmotic agent concentration c2.
- the required amount of water is removed. Therefore, since the dialysis efficiency and the water removal efficiency of the peritoneal dialysate do not decrease, the peritoneal dialysate can be used repeatedly. Further, the present invention provides a method for removing water from a peritoneal dialysate through a dialyzer.
- the peritoneal dialysate having the osmotic agent concentration adapted to the patient's condition can be injected into the patient at any time by changing the preset osmotic agent concentration c2 of the peritoneal dialysate.
- peritoneal dialysis can be performed under dialysis conditions suitable for patients.
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03741418.2A EP1547629B1 (en) | 2002-07-17 | 2003-07-15 | Peritoneal dialyzer |
US10/521,439 US7722561B2 (en) | 2002-07-17 | 2003-07-15 | Peritoneal dialyzer and method of peritoneal dialysis |
AU2003281186A AU2003281186A1 (en) | 2002-07-17 | 2003-07-15 | Peritoneal dialyzer and method of peritoneal dialysis |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002-208074 | 2002-07-17 | ||
JP2002208074A JP4129726B2 (ja) | 2002-07-17 | 2002-07-17 | 腹膜透析装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004006992A1 true WO2004006992A1 (ja) | 2004-01-22 |
Family
ID=30112837
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/009000 WO2004006992A1 (ja) | 2002-07-17 | 2003-07-15 | 腹膜透析装置及び腹膜透析方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7722561B2 (ja) |
EP (1) | EP1547629B1 (ja) |
JP (1) | JP4129726B2 (ja) |
AU (1) | AU2003281186A1 (ja) |
WO (1) | WO2004006992A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105597176A (zh) * | 2016-01-28 | 2016-05-25 | 龚德华 | 一种间断式crrt机器容量平衡装置 |
CN108177658A (zh) * | 2018-02-07 | 2018-06-19 | 中国人民解放军陆军军医大学第二附属医院 | 一种卫生列车透析专用车厢 |
US10603424B2 (en) | 2011-03-23 | 2020-03-31 | Nxstage Medical, Inc. | Peritoneal dialysis systems, devices, and methods |
US11207454B2 (en) | 2018-02-28 | 2021-12-28 | Nxstage Medical, Inc. | Fluid preparation and treatment devices methods and systems |
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WO2004009158A2 (en) * | 2002-07-19 | 2004-01-29 | Baxter International Inc. | Systems and methods for performing peritoneal dialysis |
WO2009029666A1 (en) * | 2007-08-27 | 2009-03-05 | Quest Medical, Inc. | Two-chamber blood pump |
JP2010094266A (ja) * | 2008-10-16 | 2010-04-30 | Nipro Corp | 体外循環モジュールのプライミング用液体およびプライミング方法 |
DE102012103010A1 (de) * | 2012-04-05 | 2013-10-10 | Fresenius Medical Care Deutschland Gmbh | Verfahren und Vorrichtung zur Bestimmung der Zusammensetzung medizinischer Flüssigkeiten bezüglich ihres Anteils an Elektrolyten und Nichtelektrolyten |
JP6523614B2 (ja) * | 2014-04-22 | 2019-06-05 | 日機装株式会社 | 使用済み透析液用の除水器及びそれを用いた透析液再生システム |
SE539744C2 (en) * | 2015-08-27 | 2017-11-14 | Triomed Ab | PERFORMING PERITONEAL ULTRAFILTRATION APPLIANCE |
WO2020059258A1 (ja) * | 2018-09-21 | 2020-03-26 | 株式会社日本トリム | 水素含有腹膜透析液の製造装置 |
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- 2002-07-17 JP JP2002208074A patent/JP4129726B2/ja not_active Expired - Lifetime
-
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- 2003-07-15 US US10/521,439 patent/US7722561B2/en not_active Expired - Fee Related
- 2003-07-15 EP EP03741418.2A patent/EP1547629B1/en not_active Expired - Fee Related
- 2003-07-15 AU AU2003281186A patent/AU2003281186A1/en not_active Abandoned
- 2003-07-15 WO PCT/JP2003/009000 patent/WO2004006992A1/ja active Application Filing
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EP1197236A2 (de) * | 2000-10-10 | 2002-04-17 | Fresenius Medical Care Deutschland GmbH | Verfahren zur Bestimmung des Intraperitonealvolumens und Vorrichtung zur Peritonealdialyse |
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US11433170B2 (en) | 2011-03-23 | 2022-09-06 | Nxstage Medical, Inc. | Dialysis systems, devices, and methods |
US10688234B2 (en) | 2011-03-23 | 2020-06-23 | Nxstage Medical, Inc. | Peritoneal dialysis systems, devices, and methods |
US11717601B2 (en) | 2011-03-23 | 2023-08-08 | Nxstage Medical, Inc. | Dialysis systems, devices, and methods |
US10610630B2 (en) | 2011-03-23 | 2020-04-07 | Nxstage Medical, Inc. | Peritoneal dialysis systems, devices, and methods |
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Also Published As
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JP2004049350A (ja) | 2004-02-19 |
US7722561B2 (en) | 2010-05-25 |
EP1547629B1 (en) | 2014-08-27 |
AU2003281186A1 (en) | 2004-02-02 |
JP4129726B2 (ja) | 2008-08-06 |
US20050234392A1 (en) | 2005-10-20 |
EP1547629A1 (en) | 2005-06-29 |
EP1547629A4 (en) | 2010-08-25 |
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