FI59724C - Dualfilter anvaendbart vid blodtransfusioner - Google Patents
Dualfilter anvaendbart vid blodtransfusioner Download PDFInfo
- Publication number
- FI59724C FI59724C FI2386/73A FI238673A FI59724C FI 59724 C FI59724 C FI 59724C FI 2386/73 A FI2386/73 A FI 2386/73A FI 238673 A FI238673 A FI 238673A FI 59724 C FI59724 C FI 59724C
- Authority
- FI
- Finland
- Prior art keywords
- blood
- filter
- filter element
- microns
- plastic
- Prior art date
Links
- 210000004369 blood Anatomy 0.000 claims description 45
- 239000008280 blood Substances 0.000 claims description 45
- 239000004033 plastic Substances 0.000 claims description 19
- 229920003023 plastic Polymers 0.000 claims description 19
- 229920000728 polyester Polymers 0.000 claims description 18
- -1 polypropylene Polymers 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 10
- 239000004743 Polypropylene Substances 0.000 claims description 8
- 208000007536 Thrombosis Diseases 0.000 claims description 8
- 210000001772 blood platelet Anatomy 0.000 claims description 8
- 210000000265 leukocyte Anatomy 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 8
- 229920001155 polypropylene Polymers 0.000 claims description 7
- 239000004952 Polyamide Substances 0.000 claims description 6
- 229920002647 polyamide Polymers 0.000 claims description 6
- 229920000515 polycarbonate Polymers 0.000 claims description 6
- 239000004417 polycarbonate Substances 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 5
- 210000003743 erythrocyte Anatomy 0.000 claims description 5
- 229920000573 polyethylene Polymers 0.000 claims description 5
- 206010001526 Air embolism Diseases 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000005266 casting Methods 0.000 claims 1
- 238000000748 compression moulding Methods 0.000 claims 1
- 238000001125 extrusion Methods 0.000 claims 1
- 150000002632 lipids Chemical class 0.000 claims 1
- 229920001187 thermosetting polymer Polymers 0.000 claims 1
- 125000006850 spacer group Chemical group 0.000 description 26
- 239000000835 fiber Substances 0.000 description 13
- 239000007788 liquid Substances 0.000 description 10
- 239000004744 fabric Substances 0.000 description 6
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 229920004934 Dacron® Polymers 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 3
- 229920006379 extruded polypropylene Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000002657 fibrous material Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- PXGZQGDTEZPERC-UHFFFAOYSA-N 1,4-cyclohexanedicarboxylic acid Chemical class OC(=O)C1CCC(C(O)=O)CC1 PXGZQGDTEZPERC-UHFFFAOYSA-N 0.000 description 1
- 241000673185 Aeolus Species 0.000 description 1
- 102000009123 Fibrin Human genes 0.000 description 1
- 108010073385 Fibrin Proteins 0.000 description 1
- BWGVNKXGVNDBDI-UHFFFAOYSA-N Fibrin monomer Chemical compound CNC(=O)CNC(=O)CN BWGVNKXGVNDBDI-UHFFFAOYSA-N 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 241000282412 Homo Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920001328 Polyvinylidene chloride Polymers 0.000 description 1
- 239000004902 Softening Agent Substances 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001279 adipic acids Chemical class 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 159000000032 aromatic acids Chemical class 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 238000013130 cardiovascular surgery Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- FYIBGDKNYYMMAG-UHFFFAOYSA-N ethane-1,2-diol;terephthalic acid Chemical compound OCCO.OC(=O)C1=CC=C(C(O)=O)C=C1 FYIBGDKNYYMMAG-UHFFFAOYSA-N 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 229950003499 fibrin Drugs 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 125000004817 pentamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920000379 polypropylene carbonate Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000005033 polyvinylidene chloride Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 150000003442 suberic acids Chemical class 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 150000003504 terephthalic acids Chemical class 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
- B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
- B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
-
- 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
- A61M5/165—Filtering accessories, e.g. blood filters, filters for infusion liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D27/00—Cartridge filters of the throw-away type
- B01D27/04—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D27/00—Cartridge filters of the throw-away type
- B01D27/04—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper
- B01D27/06—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper with corrugated, folded or wound material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D27/00—Cartridge filters of the throw-away type
- B01D27/08—Construction of the casing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/065—More than one layer present in the filtering material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/065—More than one layer present in the filtering material
- B01D2239/0654—Support layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/065—More than one layer present in the filtering material
- B01D2239/0668—The layers being joined by heat or melt-bonding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/065—More than one layer present in the filtering material
- B01D2239/0672—The layers being joined by welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/065—More than one layer present in the filtering material
- B01D2239/0681—The layers being joined by gluing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/12—Special parameters characterising the filtering material
- B01D2239/1216—Pore size
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/12—Special parameters characterising the filtering material
- B01D2239/1291—Other parameters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
- Paper (AREA)
- Filtration Of Liquid (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Filtering Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US27662372A | 1972-07-31 | 1972-07-31 | |
| US27662372 | 1972-07-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI59724B FI59724B (fi) | 1981-06-30 |
| FI59724C true FI59724C (fi) | 1981-10-12 |
Family
ID=23057422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI2386/73A FI59724C (fi) | 1972-07-31 | 1973-07-30 | Dualfilter anvaendbart vid blodtransfusioner |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS4985663A (da) |
| AU (1) | AU469724B2 (da) |
| BE (1) | BE803019A (da) |
| CA (1) | CA998005A (da) |
| DE (1) | DE2333479C3 (da) |
| DK (1) | DK148875C (da) |
| FI (1) | FI59724C (da) |
| FR (1) | FR2194450B1 (da) |
| GB (1) | GB1438565A (da) |
| IL (1) | IL42727A (da) |
| IT (1) | IT989937B (da) |
| NL (1) | NL7310076A (da) |
| NO (1) | NO131409C (da) |
| SE (1) | SE412520B (da) |
| ZA (1) | ZA734953B (da) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS544121Y2 (da) * | 1974-07-05 | 1979-02-23 | ||
| US4066556A (en) * | 1976-10-28 | 1978-01-03 | Johnson & Johnson | Fluid filter and method of making same |
| US4187182A (en) * | 1978-07-21 | 1980-02-05 | Pall Corporation | Box filter |
| DE2905514C2 (de) * | 1979-02-14 | 1987-03-05 | Fresenius AG, 6380 Bad Homburg | Blutfilter |
| CA1305052C (en) * | 1986-10-06 | 1992-07-14 | Keiji Naoi | Apparatus for separation of blood component |
| GB8709385D0 (en) * | 1987-04-21 | 1987-05-28 | Polden Products Ltd | Filter assembly |
| DE9201574U1 (de) * | 1992-02-08 | 1992-04-23 | Medimex Holfeld GmbH & Co., 2000 Hamburg | Adapter zur Verbindung eines Schlauchkatheters mit einem kegeligen Anschlußzapfen |
| EP2500077A1 (de) * | 2011-03-17 | 2012-09-19 | Sefar AG | Filterelement mit zwei Gewebeschichten |
| US11559621B2 (en) * | 2017-10-24 | 2023-01-24 | Buffalo Filter Llc | Method and apparatus for filtering |
-
1973
- 1973-06-30 DE DE2333479A patent/DE2333479C3/de not_active Expired
- 1973-07-04 AU AU57688/73A patent/AU469724B2/en not_active Expired
- 1973-07-11 CA CA176,184A patent/CA998005A/en not_active Expired
- 1973-07-12 IL IL42727A patent/IL42727A/en unknown
- 1973-07-13 JP JP48079213A patent/JPS4985663A/ja active Pending
- 1973-07-19 IT IT51548/73A patent/IT989937B/it active
- 1973-07-19 NL NL7310076A patent/NL7310076A/xx unknown
- 1973-07-20 ZA ZA734953A patent/ZA734953B/xx unknown
- 1973-07-26 NO NO3021/73A patent/NO131409C/no unknown
- 1973-07-26 GB GB3575173A patent/GB1438565A/en not_active Expired
- 1973-07-30 FI FI2386/73A patent/FI59724C/fi active
- 1973-07-30 DK DK418873A patent/DK148875C/da active
- 1973-07-31 FR FR7328091A patent/FR2194450B1/fr not_active Expired
- 1973-07-31 SE SE7310512A patent/SE412520B/xx unknown
- 1973-07-31 BE BE134057A patent/BE803019A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2333479B2 (de) | 1976-11-18 |
| IL42727A (en) | 1976-10-31 |
| DE2333479A1 (de) | 1974-02-21 |
| DK148875C (da) | 1986-04-14 |
| BE803019A (fr) | 1974-01-31 |
| DE2333479C3 (de) | 1979-11-22 |
| FI59724B (fi) | 1981-06-30 |
| CA998005A (en) | 1976-10-05 |
| FR2194450A1 (da) | 1974-03-01 |
| GB1438565A (en) | 1976-06-09 |
| NO131409C (da) | 1975-05-28 |
| SE412520B (sv) | 1980-03-10 |
| JPS4985663A (da) | 1974-08-16 |
| ZA734953B (en) | 1974-07-31 |
| AU5768873A (en) | 1975-01-09 |
| IT989937B (it) | 1975-06-10 |
| FR2194450B1 (da) | 1977-08-05 |
| AU469724B2 (en) | 1976-02-19 |
| NO131409B (da) | 1975-02-17 |
| DK148875B (da) | 1985-11-04 |
| NL7310076A (da) | 1974-02-04 |
| IL42727A0 (en) | 1973-10-25 |
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