CA2346975C - Centrifugeur pour l'analyse des fluides biologiques - Google Patents

Centrifugeur pour l'analyse des fluides biologiques Download PDF

Info

Publication number: CA2346975C
Authority: CA; Canada
Prior art keywords: chamber; rotor; fluid; flow; sample
Prior art date: 1990-06-04
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 - Lifetime

Application number

CA002346975A

Other languages

English (en)

Other versions

CA2346975A1 (fr

Inventor

Tammy Leigh Burd

Carol T. Schembri

Boris Braynin

Vladimir Ostoich

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.)

Abaxis Inc

Original Assignee

Abaxis 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.)

1990-06-04

Filing date

1991-05-31

Publication date

2004-11-16

1990-06-04 Priority claimed from US07/532,524 external-priority patent/US5061381A/en

1991-04-01 Priority claimed from US07/678,762 external-priority patent/US5186844A/en

1991-04-01 Priority claimed from US07/678,824 external-priority patent/US5122284A/en

1991-04-01 Priority claimed from US07/678,823 external-priority patent/US5173193A/en

1991-05-31 Application filed by Abaxis Inc filed Critical Abaxis Inc

1991-05-31 Priority claimed from CA002082827A external-priority patent/CA2082827C/fr

1991-12-12 Publication of CA2346975A1 publication Critical patent/CA2346975A1/fr

2004-11-16 Application granted granted Critical

2004-11-16 Publication of CA2346975C publication Critical patent/CA2346975C/fr

2011-05-31 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

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Landscapes

Investigating Or Analysing Biological Materials (AREA)
Centrifugal Separators (AREA)

CA002346975A 1990-06-04 1991-05-31 Centrifugeur pour l'analyse des fluides biologiques Expired - Lifetime CA2346975C (fr)

Applications Claiming Priority (9)

Application Number	Priority Date	Filing Date	Title
US07/532,524 US5061381A (en)	1990-06-04	1990-06-04	Apparatus and method for separating cells from biological fluids
US07/678,762 US5186844A (en)	1991-04-01	1991-04-01	Apparatus and method for continuous centrifugal blood cell separation
US678,762		1991-04-01
US678,824		1991-04-01
US07/678,824 US5122284A (en)	1990-06-04	1991-04-01	Apparatus and method for optically analyzing biological fluids
US678,823		1991-04-01
US532,524		1991-04-01
US07/678,823 US5173193A (en)	1991-04-01	1991-04-01	Centrifugal rotor having flow partition
CA002082827A CA2082827C (fr)	1990-06-04	1991-05-31	Centrifugeur pour l'analyse des fluides biologiques

Related Parent Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002082827A Division CA2082827C (fr)	1990-06-04	1991-05-31	Centrifugeur pour l'analyse des fluides biologiques

Publications (2)

Publication Number	Publication Date
CA2346975A1 CA2346975A1 (fr)	1991-12-12
CA2346975C true CA2346975C (fr)	2004-11-16

Family

ID=27508479

Family Applications (3)

Application Number	Title	Priority Date	Filing Date
CA002346974A Expired - Lifetime CA2346974C (fr)	1990-06-04	1991-05-31	Centrifugeur pour l'analyse des fluides biologiques
CA002346975A Expired - Lifetime CA2346975C (fr)	1990-06-04	1991-05-31	Centrifugeur pour l'analyse des fluides biologiques
CA002347669A Expired - Lifetime CA2347669C (fr)	1990-06-04	1991-05-31	Centrifugeur pour l'analyse des fluides biologiques

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
CA002346974A Expired - Lifetime CA2346974C (fr)	1990-06-04	1991-05-31	Centrifugeur pour l'analyse des fluides biologiques

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
CA002347669A Expired - Lifetime CA2347669C (fr)	1990-06-04	1991-05-31	Centrifugeur pour l'analyse des fluides biologiques

Country Status (1)

Country	Link
CA (3)	CA2346974C (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US10197480B2 (en)	2012-11-07	2019-02-05	Sandstone Diagnostics, Inc.	Methods and devices for processing samples and counting cells
JP6590697B2 (ja)	2012-11-07	2019-10-16	サンドストーンダイアグノスティックスインコーポレイテッドＳａｎｄｓｔｏｎｅＤｉａｇｎｏｓｔｉｃｓ，Ｉｎｃ．	サンプル処理及び細胞計数のための方法及びデバイス
US10376877B2 (en)	2013-02-07	2019-08-13	Sandstone Diagnostics, Inc.	Automated sample processing, fluid distribution, and sedimentation assay

1991
- 1991-05-31 CA CA002346974A patent/CA2346974C/fr not_active Expired - Lifetime
- 1991-05-31 CA CA002346975A patent/CA2346975C/fr not_active Expired - Lifetime
- 1991-05-31 CA CA002347669A patent/CA2347669C/fr not_active Expired - Lifetime

Also Published As

Publication number	Publication date
CA2346974C (fr)	2004-11-16
CA2346975A1 (fr)	1991-12-12
CA2347669C (fr)	2005-10-04
CA2347669A1 (fr)	1991-12-12
CA2346974A1 (fr)	1991-12-12

Legal Events

Date	Code	Title	Description
2001-05-23	EEER	Examination request
2011-05-31	MKEX	Expiry

Publication	Publication Date	Title
CA2082827C (fr)	2001-10-02	Centrifugeur pour l'analyse des fluides biologiques
US5242606A (en)	1993-09-07	Sample metering port for analytical rotor having overflow chamber
US5061381A (en)	1991-10-29	Apparatus and method for separating cells from biological fluids
US5122284A (en)	1992-06-16	Apparatus and method for optically analyzing biological fluids
US5173193A (en)	1992-12-22	Centrifugal rotor having flow partition
US5186844A (en)	1993-02-16	Apparatus and method for continuous centrifugal blood cell separation
US5591643A (en)	1997-01-07	Simplified inlet channels
US5457053A (en)	1995-10-10	Reagent container for analytical rotor
US5409665A (en)	1995-04-25	Simultaneous cuvette filling with means to isolate cuvettes
US6752961B2 (en)	2004-06-22	Modified siphons for improving metering precision
US5693233A (en)	1997-12-02	Methods of transporting fluids within an analytical rotor
CA2192196C (fr)	2004-11-23	Siphons modifies garantissant une precision de dosage ameliore
US5160702A (en)	1992-11-03	Analyzer with improved rotor structure
CA2346975C (fr)	2004-11-16	Centrifugeur pour l'analyse des fluides biologiques