DE3781645T2 - Blutscheidungsgeraet unter niedrigen druckverhaeltnissen. - Google Patents

Blutscheidungsgeraet unter niedrigen druckverhaeltnissen.

Info

Publication number
DE3781645T2
DE3781645T2 DE8787309171T DE3781645T DE3781645T2 DE 3781645 T2 DE3781645 T2 DE 3781645T2 DE 8787309171 T DE8787309171 T DE 8787309171T DE 3781645 T DE3781645 T DE 3781645T DE 3781645 T2 DE3781645 T2 DE 3781645T2
Authority
DE
Germany
Prior art keywords
low pressure
plasma
device under
under low
pressure ratio
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 - Fee Related
Application number
DE8787309171T
Other languages
English (en)
Other versions
DE3781645D1 (de
Inventor
Robert S Hillman
Ian Gibbons
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Roche Diagnostics Corp
Original Assignee
BIOTRACK Inc MOUNTAIN VIEW CALIF US
Biotrack Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BIOTRACK Inc MOUNTAIN VIEW CALIF US, Biotrack Inc filed Critical BIOTRACK Inc MOUNTAIN VIEW CALIF US
Publication of DE3781645D1 publication Critical patent/DE3781645D1/de
Application granted granted Critical
Publication of DE3781645T2 publication Critical patent/DE3781645T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
    • B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
    • B01L3/502—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures
    • B01L3/5027—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip
    • B01L3/502753—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip characterised by bulk separation arrangements on lab-on-a-chip devices, e.g. for filtration or centrifugation
    • 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
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2003—Glass or glassy material
    • B01D39/2017—Glass or glassy material the material being filamentary or fibrous
    • 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
    • B01D61/18—Apparatus therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/483—Physical analysis of biological material
    • G01N33/487—Physical analysis of biological material of liquid biological material
    • G01N33/49—Blood
    • G01N33/491—Blood by separating the blood components
    • 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
    • B01D2239/1233—Fibre diameter
    • 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
    • B01D2239/125—Size distribution
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2300/00—Additional constructional details
    • B01L2300/06—Auxiliary integrated devices, integrated components
    • B01L2300/0681—Filter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2300/00—Additional constructional details
    • B01L2300/08—Geometry, shape and general structure
    • B01L2300/0809—Geometry, shape and general structure rectangular shaped
    • B01L2300/0816—Cards, e.g. flat sample carriers usually with flow in two horizontal directions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2400/00—Moving or stopping fluids
    • B01L2400/04—Moving fluids with specific forces or mechanical means
    • B01L2400/0403—Moving fluids with specific forces or mechanical means specific forces
    • B01L2400/0406—Moving fluids with specific forces or mechanical means specific forces capillary forces
DE8787309171T 1986-10-29 1987-10-16 Blutscheidungsgeraet unter niedrigen druckverhaeltnissen. Expired - Fee Related DE3781645T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/924,633 US4753776A (en) 1986-10-29 1986-10-29 Blood separation device comprising a filter and a capillary flow pathway exiting the filter

Publications (2)

Publication Number Publication Date
DE3781645D1 DE3781645D1 (de) 1992-10-15
DE3781645T2 true DE3781645T2 (de) 1993-02-25

Family

ID=25450464

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787309171T Expired - Fee Related DE3781645T2 (de) 1986-10-29 1987-10-16 Blutscheidungsgeraet unter niedrigen druckverhaeltnissen.

Country Status (9)

Country Link
US (1) US4753776A (de)
EP (1) EP0269240B1 (de)
JP (1) JPH0664051B2 (de)
AT (1) ATE80461T1 (de)
AU (1) AU598312B2 (de)
CA (1) CA1307448C (de)
DE (1) DE3781645T2 (de)
ES (1) ES2035077T3 (de)
GR (1) GR3006417T3 (de)

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DE3781645D1 (de) 1992-10-15
EP0269240A1 (de) 1988-06-01
ES2035077T3 (es) 1993-04-16
JPS63177059A (ja) 1988-07-21
GR3006417T3 (de) 1993-06-21
AU8043987A (en) 1988-05-05
AU598312B2 (en) 1990-06-21
ATE80461T1 (de) 1992-09-15
CA1307448C (en) 1992-09-15
JPH0664051B2 (ja) 1994-08-22
EP0269240B1 (de) 1992-09-09
US4753776A (en) 1988-06-28

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