NL8020473A - - Google Patents
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- Publication number
- NL8020473A NL8020473A NL8020473A NL8020473A NL8020473A NL 8020473 A NL8020473 A NL 8020473A NL 8020473 A NL8020473 A NL 8020473A NL 8020473 A NL8020473 A NL 8020473A NL 8020473 A NL8020473 A NL 8020473A
- Authority
- NL
- Netherlands
- Prior art keywords
- cylinder
- piston
- rod
- inlet
- closed end
- Prior art date
Links
- 239000012530 fluid Substances 0.000 claims description 47
- 239000007788 liquid Substances 0.000 claims description 29
- 238000005086 pumping Methods 0.000 claims description 15
- 238000011109 contamination Methods 0.000 claims description 10
- 229920001971 elastomer Polymers 0.000 claims description 10
- 230000002441 reversible effect Effects 0.000 claims description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 7
- 239000000806 elastomer Substances 0.000 claims description 6
- 230000004907 flux Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 239000000463 material Substances 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- -1 polyethylene Polymers 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 229920002223 polystyrene Polymers 0.000 description 3
- 239000003380 propellant Substances 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- 210000000601 blood cell Anatomy 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 208000005189 Embolism Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 239000013060 biological fluid Substances 0.000 description 1
- 229960000074 biopharmaceutical Drugs 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000000254 damaging effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B5/00—Machines or pumps with differential-surface pistons
- F04B5/02—Machines or pumps with differential-surface pistons with double-acting pistons
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/142—Pressure infusion, e.g. using pumps
- A61M5/14212—Pumping with an aspiration and an expulsion action
- A61M5/14216—Reciprocating piston type
- A61M5/1422—Reciprocating piston type with double acting or multiple pistons
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US9523079A | 1979-11-19 | 1979-11-19 | |
| US9523079 | 1979-11-19 | ||
| US8001538 | 1980-11-18 | ||
| PCT/US1980/001538 WO1981001445A1 (en) | 1979-11-19 | 1980-11-18 | Double acting continuous flow system type pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8020473A true NL8020473A (en)) | 1981-10-01 |
Family
ID=22250808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8020473A NL8020473A (en)) | 1979-11-19 | 1980-11-18 |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0040250A4 (en)) |
| CA (1) | CA1170532A (en)) |
| GB (1) | GB2074665B (en)) |
| NL (1) | NL8020473A (en)) |
| WO (1) | WO1981001445A1 (en)) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4838860A (en) * | 1987-06-26 | 1989-06-13 | Pump Controller Corporation | Infusion pump |
| US5066282A (en) * | 1987-09-23 | 1991-11-19 | Leocor, Inc. | Positive displacement piston driven blood pump |
| US5632606A (en) * | 1993-11-23 | 1997-05-27 | Sarcos Group | Volumetric pump/valve |
| US6224572B1 (en) * | 1995-05-04 | 2001-05-01 | Sarcos L.C. | Piston-actuated attachable topical fluid delivery system |
| CZ304230B6 (cs) * | 2009-08-11 | 2014-01-15 | Vysoké učení technické v Brně, Fakulta strojního inženýrství | Pístové čerpadlo, zejména čerpadlo na krev |
| US9593370B2 (en) | 2010-10-01 | 2017-03-14 | Oxford Nanopore Technologies Ltd. | Biochemical analysis apparatus and rotary valve |
| GB2492955A (en) | 2011-07-13 | 2013-01-23 | Oxford Nanopore Tech Ltd | One way valve |
| WO2013038163A2 (en) | 2011-09-15 | 2013-03-21 | Oxford Nanopore Technologies Limited | Pump |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1128089A (en) * | 1913-03-17 | 1915-02-09 | Fort Wayne Engineering And Mfg Company | Differential pump. |
| DE835239C (de) * | 1944-12-03 | 1952-03-31 | Maschf Augsburg Nuernberg Ag | Dichtung |
| FR1075780A (fr) * | 1952-04-26 | 1954-10-20 | Perfectionnements aux pompes différentielles | |
| CH348049A (fr) * | 1958-09-22 | 1960-07-31 | Berthoud & Cie S A | Pompe à piston, notamment pour pulvérisateur de liquide |
| GB958171A (en) * | 1962-07-27 | 1964-05-13 | Weltis Engineering Company Ltd | Improvements in or relating to double-acting reciprocating pumps for liquids |
| DE1557074A1 (de) * | 1966-09-16 | 1971-04-29 | Reece Corp | Chemische Einrichtung fuer proportionales Mischen von Fluessigkeiten |
| US3391646A (en) * | 1967-09-28 | 1968-07-09 | Paul W. Schlosser | Piston assembly for pump |
| DE2613447C3 (de) * | 1976-03-30 | 1979-01-11 | Wabco Westinghouse Gmbh, 3000 Hannover | Faltenbalg für die Abdichtung der Kolbenstangendurchführung eines Arbeitszylinders |
| US4162616A (en) * | 1976-04-02 | 1979-07-31 | Tokico Ltd. | Hydraulic master cylinder |
| ES234032Y (es) * | 1978-02-17 | 1979-01-01 | Dispositivo de bombeo para infusiones en aplicaciones medi- cas |
-
1980
- 1980-11-18 NL NL8020473A patent/NL8020473A/nl unknown
- 1980-11-18 GB GB8121782A patent/GB2074665B/en not_active Expired
- 1980-11-18 CA CA000364879A patent/CA1170532A/en not_active Expired
- 1980-11-18 WO PCT/US1980/001538 patent/WO1981001445A1/en not_active Application Discontinuation
- 1980-11-18 EP EP19810900112 patent/EP0040250A4/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| GB2074665B (en) | 1983-11-09 |
| GB2074665A (en) | 1981-11-04 |
| EP0040250A4 (en) | 1982-03-10 |
| CA1170532A (en) | 1984-07-10 |
| EP0040250A1 (en) | 1981-11-25 |
| WO1981001445A1 (en) | 1981-05-28 |
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