JP5456653B2 - 血液測定装置 - Google Patents
血液測定装置 Download PDFInfo
- Publication number
- JP5456653B2 JP5456653B2 JP2010276908A JP2010276908A JP5456653B2 JP 5456653 B2 JP5456653 B2 JP 5456653B2 JP 2010276908 A JP2010276908 A JP 2010276908A JP 2010276908 A JP2010276908 A JP 2010276908A JP 5456653 B2 JP5456653 B2 JP 5456653B2
- Authority
- JP
- Japan
- Prior art keywords
- container
- blood
- diluent
- aperture
- diluted
- 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.)
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- 210000004369 blood Anatomy 0.000 title claims description 55
- 239000008280 blood Substances 0.000 title claims description 55
- 239000003085 diluting agent Substances 0.000 claims description 28
- 238000005259 measurement Methods 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 18
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 239000000243 solution Substances 0.000 claims description 3
- 239000012895 dilution Substances 0.000 claims description 2
- 238000010790 dilution Methods 0.000 claims description 2
- 210000000601 blood cell Anatomy 0.000 description 9
- 238000001514 detection method Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000004820 blood count Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/1031—Investigating individual particles by measuring electrical or magnetic effects
- G01N15/12—Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/0656—Investigating concentration of particle suspensions using electric, e.g. electrostatic methods or magnetic methods
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/1023—Microstructural devices for non-optical measurement
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/1031—Investigating individual particles by measuring electrical or magnetic effects
- G01N15/12—Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle
- G01N15/13—Details pertaining to apertures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N2015/1024—Counting particles by non-optical means
Landscapes
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Dispersion Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Description
12 第2の容器
13 境界壁
14 アパーチャ
21 希釈血液作成供給部
25 希釈液供給部
30 液吸引部
35 廃液部
41 第1の電極
42 第2の電極
50 制御部
51 操作出力部
Claims (3)
- 境界壁に形成されたアパーチャを介して連通する第1及び第2の容器と、
それぞれ第1の容器と第2の容器に設けられる第1及び第2の電極と、
前記第1の容器に希釈血液が入れられると共に前記第2の容器に希釈液が入れられた状態において、前記第1及び第2の電極間に電流を流して血液測定を行う測定手段と、
前記境界壁の周縁に近接する第2の容器側の内壁に沿って希釈液を供給し、前記第2の容器内へ流入する希釈血液を囲むように旋回する旋回流を生じさせる希釈液供給手段と、
アパーチャと対向する第2の容器の壁部から、希釈液を吸引する吸引手段と
を具備することを特徴とする血液測定装置。 - 第2の容器は円筒形であって、希釈液の吸引部分が境界壁部分より細径とされていることを特徴とする請求項1に記載の血液測定装置。
- 第2の容器の所定部から希釈液の吸引部分へ向かって徐々に細径に形成されていることを特徴とする請求項2に記載の血液測定装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010276908A JP5456653B2 (ja) | 2010-12-13 | 2010-12-13 | 血液測定装置 |
US13/323,627 US9279757B2 (en) | 2010-12-13 | 2011-12-12 | Blood measuring apparatus |
EP11193026.9A EP2463655B1 (en) | 2010-12-13 | 2011-12-12 | Blood measuring apparatus |
CN201110415456.0A CN102564926B (zh) | 2010-12-13 | 2011-12-13 | 血液测量装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010276908A JP5456653B2 (ja) | 2010-12-13 | 2010-12-13 | 血液測定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012127680A JP2012127680A (ja) | 2012-07-05 |
JP5456653B2 true JP5456653B2 (ja) | 2014-04-02 |
Family
ID=45098948
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010276908A Active JP5456653B2 (ja) | 2010-12-13 | 2010-12-13 | 血液測定装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9279757B2 (ja) |
EP (1) | EP2463655B1 (ja) |
JP (1) | JP5456653B2 (ja) |
CN (1) | CN102564926B (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013192495A2 (en) * | 2012-06-22 | 2013-12-27 | Bio-Rad Laboratories, Inc. | Condensed geometry nozzle for flow cytometry |
JP6208487B2 (ja) | 2013-07-22 | 2017-10-04 | 日本光電工業株式会社 | 血液測定装置 |
JP6991156B2 (ja) * | 2016-12-15 | 2022-01-12 | 株式会社堀場製作所 | 粒子計数装置 |
CN113917165A (zh) * | 2020-07-10 | 2022-01-11 | 深圳市帝迈生物技术有限公司 | Poct样本分析仪及其检测方法 |
KR102514030B1 (ko) * | 2021-03-31 | 2023-03-24 | 고려대학교 산학협력단 | 마이크로 포어를 이용한 단일 세포 분석 장치 |
CN113702270A (zh) * | 2021-11-01 | 2021-11-26 | 碧兴物联科技(深圳)股份有限公司 | 一种基于文丘里效应的气溶胶鞘流检测结构 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3739258A (en) * | 1971-08-20 | 1973-06-12 | Iit Res Inst | Method and apparatus for detecting and sizing microscopic particles |
DE2644584A1 (de) | 1976-10-02 | 1978-04-06 | Klauschenz & Perrot | Vorrichtung zum dialysieren des blutes eines patienten |
DE2750447C2 (de) * | 1977-11-11 | 1986-04-17 | Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V., 3400 Göttingen | Vorrichtung zur Messung bestimmter Eigenschaften in einer Partikelsuspension suspendierter Partikel |
CA1159356A (en) * | 1979-10-25 | 1983-12-27 | Kurt Skoog | Method and device for producing microdroplets of fluid |
DE3437519A1 (de) * | 1983-10-14 | 1985-04-25 | Sequoia Turner Corp | Verfahren und vorrichtung zum analysieren von teilchenfoermigem material |
US4710021A (en) | 1983-10-14 | 1987-12-01 | Sequoia-Turner Corporation | Particulate matter analyzing apparatus and method |
JPS61159134A (ja) * | 1984-12-29 | 1986-07-18 | Toa Medical Electronics Co Ltd | 粒子検出装置 |
JP2815435B2 (ja) | 1989-12-22 | 1998-10-27 | 株式会社日立製作所 | 粒子解析装置及び血球カウンタ |
USRE36074E (en) * | 1990-11-30 | 1999-02-02 | Toa Medical Electronics Co., Ltd. | Particle detector and particle detecting apparatus having the detector |
JPH07119757B2 (ja) * | 1991-03-31 | 1995-12-20 | 日本光電工業株式会社 | 血球計数装置 |
SE507956C2 (sv) * | 1996-11-20 | 1998-08-03 | Medonic Ab | Utspädnings- och mätanordning för partikelräkning |
US6175227B1 (en) | 1997-07-03 | 2001-01-16 | Coulter International Corp. | Potential-sensing method and apparatus for sensing and characterizing particles by the Coulter principle |
US6111398A (en) | 1997-07-03 | 2000-08-29 | Coulter International Corp. | Method and apparatus for sensing and characterizing particles |
JP3888804B2 (ja) * | 1999-07-16 | 2007-03-07 | シスメックス株式会社 | 粒子測定装置 |
ATE443252T1 (de) * | 2001-11-30 | 2009-10-15 | Sysmex Corp | Teilchenanalysator |
FI116774B (fi) * | 2004-01-08 | 2006-02-28 | Dekati Oy | Menetelmä ja laitteisto pienten hiukkasten koon kasvattamiseksi |
CN101165485B (zh) | 2006-10-18 | 2012-09-19 | 深圳迈瑞生物医疗电子股份有限公司 | 一种血液细胞检测的装置及其微孔传感器组件 |
CN101173887B (zh) | 2006-11-02 | 2011-04-06 | 深圳迈瑞生物医疗电子股份有限公司 | 鞘流阻抗法粒子分析仪 |
US7656146B2 (en) | 2006-11-02 | 2010-02-02 | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | Particle analyzer based on sheath flow impedance method |
CN101266205B (zh) | 2007-03-12 | 2011-12-14 | 深圳迈瑞生物医疗电子股份有限公司 | 一种监测血液细胞测试结果可靠性的方法 |
JP2009142748A (ja) * | 2007-12-13 | 2009-07-02 | Dkk Toa Corp | ろ過装置及びろ過方法 |
JP2010125441A (ja) * | 2008-12-01 | 2010-06-10 | Shimadzu Corp | 気泡粒子含有液体作製システム |
JP2014006200A (ja) * | 2012-06-26 | 2014-01-16 | Horiba Ltd | 液体中の粒子の計数方法および計数装置 |
JP6208487B2 (ja) * | 2013-07-22 | 2017-10-04 | 日本光電工業株式会社 | 血液測定装置 |
-
2010
- 2010-12-13 JP JP2010276908A patent/JP5456653B2/ja active Active
-
2011
- 2011-12-12 US US13/323,627 patent/US9279757B2/en active Active
- 2011-12-12 EP EP11193026.9A patent/EP2463655B1/en active Active
- 2011-12-13 CN CN201110415456.0A patent/CN102564926B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
EP2463655A3 (en) | 2013-01-23 |
EP2463655A2 (en) | 2012-06-13 |
JP2012127680A (ja) | 2012-07-05 |
US20120146619A1 (en) | 2012-06-14 |
US9279757B2 (en) | 2016-03-08 |
CN102564926A (zh) | 2012-07-11 |
EP2463655B1 (en) | 2016-03-02 |
CN102564926B (zh) | 2016-12-07 |
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