DE3420861C2 - - Google Patents
Info
- Publication number
- DE3420861C2 DE3420861C2 DE19843420861 DE3420861A DE3420861C2 DE 3420861 C2 DE3420861 C2 DE 3420861C2 DE 19843420861 DE19843420861 DE 19843420861 DE 3420861 A DE3420861 A DE 3420861A DE 3420861 C2 DE3420861 C2 DE 3420861C2
- Authority
- DE
- Germany
- Prior art keywords
- pump
- hose
- liquid
- peristaltic pump
- peristaltic
- 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
- 239000007788 liquid Substances 0.000 claims description 33
- 230000002572 peristaltic effect Effects 0.000 claims description 18
- 210000004369 blood Anatomy 0.000 claims description 12
- 239000008280 blood Substances 0.000 claims description 12
- 230000001681 protective effect Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 239000002985 plastic film Substances 0.000 claims description 2
- 229920006255 plastic film Polymers 0.000 claims description 2
- 239000003570 air Substances 0.000 description 9
- 206010001526 Air embolism Diseases 0.000 description 8
- 238000001802 infusion Methods 0.000 description 8
- 238000000502 dialysis Methods 0.000 description 5
- 239000003814 drug Substances 0.000 description 4
- 229940079593 drug Drugs 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000002615 hemofiltration Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 206010018910 Haemolysis Diseases 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 210000000601 blood cell Anatomy 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002498 deadly effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000008588 hemolysis Effects 0.000 description 1
- 239000003978 infusion fluid Substances 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 210000003462 vein Anatomy 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
-
- 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
- F04B43/12—Machines, pumps, or pumping installations having flexible working members having peristaltic action
- F04B43/1253—Machines, pumps, or pumping installations having flexible working members having peristaltic action by using two or more rollers as squeezing elements, the rollers moving on an arc of a circle during squeezing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- External Artificial Organs (AREA)
- Reciprocating Pumps (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843420861 DE3420861A1 (de) | 1984-06-05 | 1984-06-05 | Schlauchpumpe fuer medizinische zwecke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843420861 DE3420861A1 (de) | 1984-06-05 | 1984-06-05 | Schlauchpumpe fuer medizinische zwecke |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3420861A1 DE3420861A1 (de) | 1985-12-05 |
| DE3420861C2 true DE3420861C2 (enExample) | 1988-04-28 |
Family
ID=6237640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19843420861 Granted DE3420861A1 (de) | 1984-06-05 | 1984-06-05 | Schlauchpumpe fuer medizinische zwecke |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3420861A1 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991004063A1 (en) * | 1989-09-15 | 1991-04-04 | Pharmacia Biosystems Ab | Fluid pump with flexible pump chamber |
| DE29604737U1 (de) * | 1996-03-14 | 1997-07-17 | B. Braun Melsungen Ag, 34212 Melsungen | Infusionspumpe als Schlauchpumpe |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4214916A1 (de) * | 1992-05-11 | 1993-11-18 | Allweiler Ag | Schlauchpumpe |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE758029A (fr) * | 1969-10-27 | 1971-04-26 | Rhone Poulenc Sa | Pompe peristaltique |
| US3717174A (en) * | 1971-08-03 | 1973-02-20 | R Dewall | Perfusion safety valve |
| SE407838B (sv) * | 1977-04-05 | 1979-04-23 | Gambro Ab | Pumpslang samt pump som innefattar nemnda pumpslang |
-
1984
- 1984-06-05 DE DE19843420861 patent/DE3420861A1/de active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991004063A1 (en) * | 1989-09-15 | 1991-04-04 | Pharmacia Biosystems Ab | Fluid pump with flexible pump chamber |
| DE29604737U1 (de) * | 1996-03-14 | 1997-07-17 | B. Braun Melsungen Ag, 34212 Melsungen | Infusionspumpe als Schlauchpumpe |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3420861A1 (de) | 1985-12-05 |
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| DE3420861C2 (enExample) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |