JP5993388B2 - 液体中の凝塊を検出する方法および装置、ならびに検査室オートメーションシステム - Google Patents
液体中の凝塊を検出する方法および装置、ならびに検査室オートメーションシステム Download PDFInfo
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- 239000007788 liquid Substances 0.000 title description 12
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- 210000002966 serum Anatomy 0.000 claims description 32
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- 208000002004 Afibrinogenemia Diseases 0.000 description 1
- 206010053567 Coagulopathies Diseases 0.000 description 1
- 206010016075 Factor I deficiency Diseases 0.000 description 1
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- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/483—Physical analysis of biological material
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- G01N33/491—Blood by separating the blood components
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- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
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- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
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- G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
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- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
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- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
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Description
2 血清
3 試料容器
4 第1光源
5 第1測定ユニット
6 第2光源
7 第2測定ユニット
8、9 成分
10 駆動ユニット
11 演算器
12 試料容器キャリア
14 分注機ユニット
100 装置
R_1 第1測定経路
R_2 第2測定経路
Z 垂直軸
Claims (10)
- 血清(2)中の凝塊(1)を検出する方法であって、前記血清(2)は試料容器(3)に含まれ、前記試料容器(3)は遠心分離された血液試料を含み、前記血液試料は、前記血清(2)と少なくとも1つの他の成分(8、9)とに分離され、前記方法は、
a)第1光源(4)によって照射される光が第1測定経路(R_1)に沿って前記試料容器(3)を通るように、垂直照射位置(P_0〜P_n)で、前記第1光源(4)を用いて前記試料容器(3)に第1波長を有する、コリメートされた光を照射するステップと、
b)前記第1測定経路(R_1)に沿って通り、前記試料容器(3)を出る、前記第1波長を有する光の強度を測定するステップと、
c)前記第1光源(4)によって照射される光が、前記第1測定経路(R_1)とは異なる第2測定経路(R_2)に沿って前記試料容器(3)を通るように、前記垂直照射位置(P_0〜P_n)を変更することなく、前記試料容器(3)を前記第1光源(4)に対して相対的に移動させるステップと、
d)前記第2測定経路(R_2)に沿って通り、前記試料容器(3)を出る、前記第1波長を有する光の強度を測定するステップと、
e)前記第1測定経路(R_1)に対応する測定強度および前記第2測定経路(R_2)に対応する測定強度に応じて、凝塊(1)を検出するステップと、
f)前記垂直照射位置(P_0〜P_n)を変更するステップとを備え、
ステップa)およびb)は、変更された前記垂直照射位置(P_0〜P_n)で繰り返され、ステップe)は、異なる垂直照射位置(P_0〜P_n)の前記第1測定経路に対応する測定強度に応じて、凝塊(1)を検出することをさらに備え、
前記凝塊(1)が検出されると、前記試料容器(3)内に導入される分注器ユニット(14)の先端の垂直位置および/または水平位置が制御され、
前記垂直照射位置(P_0〜P_n)を変更することにより、前記凝塊(1)の検出と並行して、前記試料容器が試料容器キャリア(12)内に挿入される方法。 - 前記第1測定経路(R_1)に対応する測定強度が、前記第2測定経路(R_2)に対応する測定強度と、所定量よりも異なっている場合、凝塊(1)が所定の垂直照射位置(P_0〜P_n)に対して検出される請求項1記載の方法。
- 前記第1光源(4)に対して相対的に前記試料容器(3)を移動させるために、前記試料容器(3)および/または前記第1光源(4)が、前記試料容器(3)の垂直軸(Z)周りに回転される請求項1記載の方法。
- 異なる垂直照射位置(P_0〜P_n)で、第2波長を有する光を前記試料容器(3)に照射するステップと、
前記異なる垂直照射位置(P_0〜P_n)で、前記試料容器(3)を出る前記第2波長を有する光の強度を測定するステップと、
前記第2波長に対応する測定強度および前記第1波長に対応する測定強度に応じて、前記血清(2)および前記少なくとも1つの他の成分(8、9)の垂直位置を計算するステップと
を備える請求項1記載の方法。 - 前記第1波長が、400nm〜1200nmの範囲である請求項1記載の方法。
- 前記第2波長が、1300nm〜1700nmの範囲である請求項4記載の方法。
- 請求項1記載の方法を行うように構成される装置(100)であって、前記装置(100)は、
第1光源(4)と、
第1波長を有し、試料容器(3)を出る光の強度を測定するように構成される第1測定ユニット(5)と、
測定強度に応じて凝塊(1)を検出するように構成される演算器(11)と
を備える装置(100)。 - 前記第1光源(4)に対して相対的に前記試料容器(3)を移動させる駆動ユニット(10)を備える請求項7記載の装置(100)。
- 異なる垂直照射位置(P_0〜P_n)で、第2波長を有する光を前記試料容器(3)に照射するように構成される第2光源(6)と、
前記第2波長を有し、前記試料容器(3)を出る光の強度を測定するように構成される第2測定ユニット(7)と
を備え、前記演算器(11)は、前記第2波長に対応する測定強度および前記第1波長に対応する測定強度に応じて、前記血清(2)および前記少なくとも1つの他の成分(8、9)の位置を計算するように構成される請求項7記載の装置(100)。 - 試料容器(3)に含まれる成分を処理する検査室オートメーションシステムであって、前記システムは、
請求項7記載の装置(100)と、
前記装置(100)に機能的に連結される少なくとも1つの分注機ユニット(14)であって、前記凝塊の検出に応じて分注を行うように構成される分注機ユニット(14)と
を備える検査室オートメーションシステム。
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EP13156233.2 | 2013-02-21 | ||
EP13156233.2A EP2770318B1 (en) | 2013-02-21 | 2013-02-21 | Method and apparatus for detecting clots in a liquid and laboratory automation system |
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JP2014163933A JP2014163933A (ja) | 2014-09-08 |
JP5993388B2 true JP5993388B2 (ja) | 2016-09-14 |
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US (1) | US9470674B2 (ja) |
EP (1) | EP2770318B1 (ja) |
JP (1) | JP5993388B2 (ja) |
CN (1) | CN104007067B (ja) |
CA (1) | CA2842611C (ja) |
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JP2007309888A (ja) | 2006-05-22 | 2007-11-29 | Olympus Corp | 分注装置 |
DE102009005252A1 (de) | 2009-01-14 | 2010-07-15 | Pvt Probenverteiltechnik Gmbh | Verfahren und Vorrichtung zur Bestimmung der Position einer Grenzfläche |
JP5330317B2 (ja) | 2010-06-02 | 2013-10-30 | 株式会社日立ハイテクノロジーズ | 生体試料の分析方法および分析装置 |
-
2013
- 2013-02-21 EP EP13156233.2A patent/EP2770318B1/en active Active
-
2014
- 2014-02-07 US US14/174,964 patent/US9470674B2/en active Active
- 2014-02-11 CA CA2842611A patent/CA2842611C/en not_active Expired - Fee Related
- 2014-02-20 JP JP2014030357A patent/JP5993388B2/ja active Active
- 2014-02-21 CN CN201410142908.6A patent/CN104007067B/zh active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020040239A1 (ja) * | 2018-08-23 | 2020-02-27 | 株式会社日立ハイテクノロジーズ | 液面検知装置 |
JPWO2020040239A1 (ja) * | 2018-08-23 | 2021-08-26 | 株式会社日立ハイテク | 液面検知装置 |
US11906346B2 (en) | 2018-08-23 | 2024-02-20 | Hitachi High-Tech Corporation | Liquid level detection device that irradiates a container at multiple angles |
Also Published As
Publication number | Publication date |
---|---|
CA2842611C (en) | 2017-07-04 |
EP2770318A1 (en) | 2014-08-27 |
CA2842611A1 (en) | 2014-08-21 |
EP2770318B1 (en) | 2018-03-21 |
JP2014163933A (ja) | 2014-09-08 |
CN104007067A (zh) | 2014-08-27 |
CN104007067B (zh) | 2017-04-12 |
US20140231680A1 (en) | 2014-08-21 |
US9470674B2 (en) | 2016-10-18 |
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