CA1148824A - Medical infusion system and method of operation - Google Patents
Medical infusion system and method of operationInfo
- Publication number
- CA1148824A CA1148824A CA000371814A CA371814A CA1148824A CA 1148824 A CA1148824 A CA 1148824A CA 000371814 A CA000371814 A CA 000371814A CA 371814 A CA371814 A CA 371814A CA 1148824 A CA1148824 A CA 1148824A
- Authority
- CA
- Canada
- Prior art keywords
- pumping cavity
- upstream
- volume
- conduit portion
- cassette
- 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.)
- Expired
Links
- 238000001802 infusion Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000005086 pumping Methods 0.000 claims abstract description 63
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 49
- 239000012530 fluid Substances 0.000 claims abstract description 27
- 239000007787 solid Substances 0.000 claims abstract description 13
- 230000001627 detrimental effect Effects 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001990 intravenous administration Methods 0.000 description 3
- 210000002445 nipple Anatomy 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241001249696 Senna alexandrina Species 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- -1 flow rate Chemical class 0.000 description 1
- 230000036512 infertility Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000003466 welding 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
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/08—Machines, pumps, or pumping installations having flexible working members having tubular flexible members
- F04B43/082—Machines, pumps, or pumping installations having flexible working members having tubular flexible members the tubular flexible member being pressed against a wall by a number of elements, each having an alternating movement in a direction perpendicular to the axes of the tubular member and each having its own driving mechanism
-
- 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
- A61M5/14224—Diaphragm type
-
- 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
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/0009—Special features
- F04B43/0054—Special features particularities of the flexible members
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (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)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- External Artificial Organs (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12484180A | 1980-02-26 | 1980-02-26 | |
| US124,841 | 1980-02-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1148824A true CA1148824A (en) | 1983-06-28 |
Family
ID=22417061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000371814A Expired CA1148824A (en) | 1980-02-26 | 1981-02-26 | Medical infusion system and method of operation |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS56136560A (pt) |
| AU (1) | AU6736181A (pt) |
| BR (1) | BR8101072A (pt) |
| CA (1) | CA1148824A (pt) |
| DE (1) | DE3104985A1 (pt) |
| ES (1) | ES8204602A1 (pt) |
| FR (1) | FR2476490A1 (pt) |
| GB (1) | GB2071222B (pt) |
| IT (1) | IT1170749B (pt) |
| MX (1) | MX149980A (pt) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4474309A (en) * | 1981-10-22 | 1984-10-02 | Oximetrix, Inc. | Stepping motor control procedure for achieving variable rate, quasi-continuous fluid infusion |
| ES509640A0 (es) * | 1982-02-16 | 1982-12-16 | Bozal Gonzalez Jose L | "un sistema de bombeo volumetrico para infusion dosificada por membrana elastica, para aplicaciones medicas". |
| DE3923837C1 (pt) * | 1989-07-19 | 1990-10-18 | Fresenius Ag, 6380 Bad Homburg, De | |
| DE29724578U1 (de) * | 1997-04-18 | 2002-03-28 | Nestle Sa | Peristaltische Pumpe |
| IL120697A (en) * | 1997-04-18 | 2003-03-12 | Nestle Sa | Peristaltic pump |
| US10058652B2 (en) * | 2013-10-17 | 2018-08-28 | Micrel Medical Devices S.A. | Infusion pump device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1911919C3 (de) * | 1969-03-08 | 1978-03-02 | B. Braun Melsungen Ag, 3508 Melsungen | Membranpumpe zum Dosieren von Flüssigkeiten |
| US4273121A (en) * | 1978-02-17 | 1981-06-16 | Andros Incorporated | Medical infusion system |
-
1981
- 1981-02-12 DE DE19813104985 patent/DE3104985A1/de not_active Withdrawn
- 1981-02-17 AU AU67361/81A patent/AU6736181A/en not_active Abandoned
- 1981-02-19 MX MX186054A patent/MX149980A/es unknown
- 1981-02-23 BR BR8101072A patent/BR8101072A/pt unknown
- 1981-02-24 IT IT47879/81A patent/IT1170749B/it active
- 1981-02-25 FR FR8103722A patent/FR2476490A1/fr active Granted
- 1981-02-25 GB GB8105976A patent/GB2071222B/en not_active Expired
- 1981-02-25 ES ES499792A patent/ES8204602A1/es not_active Expired
- 1981-02-26 JP JP2759581A patent/JPS56136560A/ja active Pending
- 1981-02-26 CA CA000371814A patent/CA1148824A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2071222A (en) | 1981-09-16 |
| MX149980A (es) | 1984-02-21 |
| FR2476490B1 (pt) | 1985-03-08 |
| JPS56136560A (en) | 1981-10-24 |
| GB2071222B (en) | 1983-10-12 |
| AU6736181A (en) | 1981-09-03 |
| ES499792A0 (es) | 1982-05-01 |
| BR8101072A (pt) | 1981-09-01 |
| FR2476490A1 (fr) | 1981-08-28 |
| IT1170749B (it) | 1987-06-03 |
| DE3104985A1 (de) | 1981-12-24 |
| IT8147879A0 (it) | 1981-02-24 |
| ES8204602A1 (es) | 1982-05-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |