DE3042657A1 - Druckregler, insbesondere fuer ein dialysegeraet - Google Patents
Druckregler, insbesondere fuer ein dialysegeraetInfo
- Publication number
- DE3042657A1 DE3042657A1 DE19803042657 DE3042657A DE3042657A1 DE 3042657 A1 DE3042657 A1 DE 3042657A1 DE 19803042657 DE19803042657 DE 19803042657 DE 3042657 A DE3042657 A DE 3042657A DE 3042657 A1 DE3042657 A1 DE 3042657A1
- Authority
- DE
- Germany
- Prior art keywords
- pressure
- chamber
- membrane
- housing part
- 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.)
- Ceased
Links
- 238000000502 dialysis Methods 0.000 title description 20
- 239000012528 membrane Substances 0.000 claims description 57
- 230000036772 blood pressure Effects 0.000 claims description 32
- 239000012530 fluid Substances 0.000 claims description 30
- 239000008280 blood Substances 0.000 claims description 26
- 210000004369 blood Anatomy 0.000 claims description 26
- 210000003734 kidney Anatomy 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 238000000108 ultra-filtration Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 229920002545 silicone oil Polymers 0.000 claims description 2
- 239000002480 mineral oil Substances 0.000 claims 1
- 235000010446 mineral oil Nutrition 0.000 claims 1
- 230000008859 change Effects 0.000 description 8
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000036765 blood level Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 2
- 239000000385 dialysis solution Substances 0.000 description 2
- 239000012510 hollow fiber Substances 0.000 description 2
- 230000004941 influx Effects 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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
-
- 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
- A61M1/1601—Control or regulation
- A61M1/1603—Regulation parameters
- A61M1/1605—Physical characteristics of the dialysate fluid
-
- 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
- A61M1/1621—Constructional aspects thereof
- A61M1/1635—Constructional aspects thereof with volume chamber balancing devices between used and fresh dialysis fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/22—Controlling or regulating
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/14—Control of fluid pressure with auxiliary non-electric power
- G05D16/16—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid
- G05D16/163—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid using membranes within the main valve
-
- 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
- A61M2205/3331—Pressure; Flow
-
- 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
- A61M2205/3331—Pressure; Flow
- A61M2205/3334—Measuring or controlling the flow rate
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Urology & Nephrology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Emergency Medicine (AREA)
- Veterinary Medicine (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Water Supply & Treatment (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- External Artificial Organs (AREA)
- Control Of Fluid Pressure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US9453279A | 1979-11-15 | 1979-11-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3042657A1 true DE3042657A1 (de) | 1981-05-27 |
Family
ID=22245749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19803042657 Ceased DE3042657A1 (de) | 1979-11-15 | 1980-11-12 | Druckregler, insbesondere fuer ein dialysegeraet |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4554069A (https=) |
| JP (1) | JPS5683359A (https=) |
| BE (1) | BE886195A (https=) |
| CA (1) | CA1158509A (https=) |
| DE (1) | DE3042657A1 (https=) |
| FR (1) | FR2469748A1 (https=) |
| GB (1) | GB2063427B (https=) |
| IT (1) | IT1134064B (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3416956C2 (de) * | 1984-05-08 | 1986-12-04 | Fresenius AG, 6380 Bad Homburg | Meßvorrichtung zur Bestimmung der Aktivität oder der Konzentration von Ionen in Lösungen |
| US4789468A (en) * | 1984-08-28 | 1988-12-06 | The Trustees Of The Stevens Institute Of Technology | Immobilized-interface solute-transfer apparatus |
| US4750918A (en) * | 1985-05-28 | 1988-06-14 | The Trustees Of The Stevens Institute Of Technology | Selective-permeation gas-separation process and apparatus |
| US4921612A (en) * | 1985-10-22 | 1990-05-01 | The Trustees Of Stevens Institute Of Technology | Asymmetrically-wettable porous membrane process |
| US5227049A (en) * | 1990-08-20 | 1993-07-13 | Hospal Industrie | Single-needle circuit for circulating blood outside the body in blood treatment apparatus |
| US20020173695A1 (en) * | 2001-05-16 | 2002-11-21 | Mikhail Skliar | Physiologically-based control system and method for using the same |
| JP4457235B2 (ja) * | 2001-12-18 | 2010-04-28 | 株式会社北九州バイオフィジックス研究所 | 自動血液透析装置および該装置を使用したプライミング方法。 |
| US20050159639A1 (en) * | 2002-05-15 | 2005-07-21 | Mikhail Skliar | Physiologically based control system and method for using the same |
| ITMI20030212A1 (it) * | 2003-02-07 | 2004-08-08 | Gambro Lundia Ab | Metodo per il trattamento extracorporeo di sangue |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1096112A (en) * | 1963-07-24 | 1967-12-20 | Vickers Ltd | Improvements in or relating to apparatus for super-atmospheric oxygen therapy |
| GB2009863A (en) * | 1977-12-09 | 1979-06-20 | Fresenius Chem Pharm Ind | Haemofiltration apparatus |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US624777A (en) * | 1899-05-09 | Supply-regulator for water-filters | ||
| US1863103A (en) * | 1931-02-04 | 1932-06-14 | Pittsburgh Equitable Meter Co | Combined strainer and regulator for gas refrigerating apparatus |
| US2143229A (en) * | 1937-03-05 | 1939-01-10 | Detroit Lubricator Co | Control device |
| US2454653A (en) * | 1944-11-27 | 1948-11-23 | Graver Tank & Mfg Co Inc | Method of and apparatus for the removal of solids from liquids, with a control operating in response to viscosity or pressure |
| US3199677A (en) * | 1960-02-19 | 1965-08-10 | Laval Turbine | Filter aid feed system |
| DE2548759C3 (de) * | 1974-11-04 | 1981-04-02 | Cobe Laboratories Inc., Lakewood, Col. | Gerät zur Messung der Ultrafiltration eines Dialysators |
| US3976574A (en) * | 1974-11-04 | 1976-08-24 | Cobe Laboratories, Inc. | Negative pressure control system |
| US4197196A (en) * | 1975-06-27 | 1980-04-08 | Harry Pinkerton | Proportioning fluids in hemodialysis systems |
| JPS5281997A (en) * | 1975-12-27 | 1977-07-08 | Nikkiso Co Ltd | Device for adjusting dialyzed liquid pressure for artificial dialyzer |
| JPS5294700A (en) * | 1976-01-31 | 1977-08-09 | Kobe Lab Inc | Dialyzer |
| NL7809853A (nl) * | 1977-10-12 | 1979-04-18 | Baxter Travenol Lab | Dialyse-inrichting. |
-
1980
- 1980-10-27 IT IT25605/80A patent/IT1134064B/it active
- 1980-10-30 US US06/202,390 patent/US4554069A/en not_active Expired - Lifetime
- 1980-11-12 DE DE19803042657 patent/DE3042657A1/de not_active Ceased
- 1980-11-13 FR FR8024125A patent/FR2469748A1/fr active Granted
- 1980-11-14 GB GB8036684A patent/GB2063427B/en not_active Expired
- 1980-11-14 BE BE0/202824A patent/BE886195A/fr not_active IP Right Cessation
- 1980-11-14 CA CA000364706A patent/CA1158509A/en not_active Expired
- 1980-11-14 JP JP15964980A patent/JPS5683359A/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1096112A (en) * | 1963-07-24 | 1967-12-20 | Vickers Ltd | Improvements in or relating to apparatus for super-atmospheric oxygen therapy |
| GB2009863A (en) * | 1977-12-09 | 1979-06-20 | Fresenius Chem Pharm Ind | Haemofiltration apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2063427B (en) | 1984-07-25 |
| FR2469748B1 (https=) | 1985-02-08 |
| IT8025605A0 (it) | 1980-10-27 |
| GB2063427A (en) | 1981-06-03 |
| JPS5683359A (en) | 1981-07-07 |
| BE886195A (fr) | 1981-05-14 |
| FR2469748A1 (fr) | 1981-05-22 |
| US4554069A (en) | 1985-11-19 |
| IT1134064B (it) | 1986-07-24 |
| CA1158509A (en) | 1983-12-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8128 | New person/name/address of the agent |
Representative=s name: MUELLER-BOERNER, R., DIPL.-ING., 1000 BERLIN WEY, |
|
| 8110 | Request for examination paragraph 44 | ||
| 8131 | Rejection |