JP2010539510A - 臨床サンプリング・ピペットにおける詰まりの検出 - Google Patents
臨床サンプリング・ピペットにおける詰まりの検出 Download PDFInfo
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- JP2010539510A JP2010539510A JP2010525794A JP2010525794A JP2010539510A JP 2010539510 A JP2010539510 A JP 2010539510A JP 2010525794 A JP2010525794 A JP 2010525794A JP 2010525794 A JP2010525794 A JP 2010525794A JP 2010539510 A JP2010539510 A JP 2010539510A
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- 238000001514 detection method Methods 0.000 title description 9
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- 238000000034 method Methods 0.000 claims abstract description 62
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- 238000004458 analytical method Methods 0.000 description 4
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- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- 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
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- 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
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
- G01N35/1016—Control of the volume dispensed or introduced
- G01N2035/1018—Detecting inhomogeneities, e.g. foam, bubbles, clots
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/11—Automated chemical analysis
- Y10T436/115831—Condition or time responsive
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/11—Automated chemical analysis
- Y10T436/119163—Automated chemical analysis with aspirator of claimed structure
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/25—Chemistry: analytical and immunological testing including sample preparation
- Y10T436/2575—Volumetric liquid transfer
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
Description
Claims (13)
- 容器から液体をピペットに吸引する間に、詰まったピペットの存在を決定する方法であって、以下の工程:
ピペット内の圧力を代表する吸引圧曲線を確定し;
吸引過程の終了前の所定の期間の間のみの吸引圧曲線を分析し;
前記所定の期間の間に圧力に関する変数を計算し;そして
前記圧力に関する変数を所定の値と比較し、ここで、所定の値は、前記圧力に関する変数が前記所定の値より大きい場合のみ前記ピペットは詰まりがないように選択される;
ことを含む方法。 - 所定の期間が前記吸引過程の終了と共に終了する、請求項1に記載の方法。
- 圧力に関する変数の計算が圧力読み取り値の平均値の計算を含む、請求項1に記載の方法。
- 圧力に関する変数の計算が圧力読み取り値の中央値の計算を含む、請求項1に記載の方法。
- 容器から液体をピペットに吸引する間に詰まったピペットの存在を決定する方法であって、以下の工程:
ピペット内の圧力を代表する分注圧曲線を確定し;
分注過程の終了前の所定の期間の間のみの分注圧曲線を分析し;
前記所定の期間の間に圧力に関する変数を計算し;そして
前記圧力に関する変数を所定の値と比較し、ここで、所定の値は、前記圧力の読み取り値が前記所定の値を上回らない場合のみ前記ピペットは詰まりがないように選択される;ことを含む方法。 - 所定の期間が吸引過程の終了と共に終了する、請求項5に記載の方法。
- 圧力に関する変数の計算が圧力読み取り値の平均値の計算を含む、請求項5に記載の方法。
- 圧力に関する変数の計算が圧力読み取り値の中央値の計算を含む、請求項5に記載の方法。
- 液体が容器とピペットの間で吸引される際に流体のタイプを区別する方法であって、以下の工程:
ピペット内の圧力を代表する吸引圧曲線を確定し;
吸引過程の終了前の所定の期間の間に生じた吸引圧曲線を分析し;
前記所定の期間の間に圧力に関する変数を計算し;そして
前記圧力に関する変数を所定の値と比較し、ここで、所定の値は、前記圧力読み取り値が前記所定の値より大きいか小さいかに基づいて前記流体のタイプが区別されるように選択される;
ことを含む方法。 - 所定の期間が吸引過程の終了と共に終了する、請求項9に記載の方法。
- 圧力に関する変数の計算が圧力読み取り値の平均値の計算を含む、請求項9に記載の方法。
- 圧力に関する変数の計算が圧力読み取り値の中央値の計算を含む、請求項9に記載の方法。
- 流体のタイプが液体及び空気を含む、請求項9に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/857,922 | 2007-09-19 | ||
US11/857,922 US7867769B2 (en) | 2007-09-19 | 2007-09-19 | Clog detection in a clinical sampling pipette |
PCT/US2007/083899 WO2009038592A1 (en) | 2007-09-19 | 2007-11-07 | Clog detection in a clinical sampling pipette |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010539510A true JP2010539510A (ja) | 2010-12-16 |
JP5123390B2 JP5123390B2 (ja) | 2013-01-23 |
Family
ID=40454925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010525794A Expired - Fee Related JP5123390B2 (ja) | 2007-09-19 | 2007-11-07 | 臨床サンプリング・ピペットにおける詰まりの検出 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7867769B2 (ja) |
EP (1) | EP2191246B1 (ja) |
JP (1) | JP5123390B2 (ja) |
WO (1) | WO2009038592A1 (ja) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009198308A (ja) * | 2008-02-21 | 2009-09-03 | Olympus Corp | 攪拌装置および分析装置 |
WO2011014386A1 (en) * | 2009-07-31 | 2011-02-03 | Siemens Healthcare Diagnostics Inc. | An improved method for mixing liquid samples in a container using a lemniscate stirring pattern |
EP2658958B1 (en) | 2011-03-18 | 2017-05-03 | Siemens Healthcare Diagnostics Inc. | Methods and systems for calibration of a positional orientation between a sample container and nozzle tip |
FR2977317B1 (fr) * | 2011-06-28 | 2013-08-02 | Gilson Sas | Procede de detection d'anomalies lors du remplissage d'un dispositif de dosage de liquide et dispositif de dosage de liquide |
DE102011081186A1 (de) * | 2011-08-18 | 2013-02-21 | Hamilton Bonaduz Ag | Verfahren zum Detektieren der Oberfläche einer Flüssigkeitsprobe in einem Probenbehälter |
WO2013106457A1 (en) | 2012-01-11 | 2013-07-18 | Siemens Healthcare Diagnostics Inc. | Liquid transfer systems and methods of calibration thereof |
JP6018828B2 (ja) * | 2012-07-27 | 2016-11-02 | 株式会社日立ハイテクノロジーズ | 自動分析装置 |
US9909945B2 (en) * | 2012-10-04 | 2018-03-06 | Siemens Healthcare Diagnostics Inc. | Methods and apparatus for measuring aspiration pressure at low aspiration volumes |
EP2956403B1 (en) | 2013-02-15 | 2021-03-31 | Siemens Healthcare Diagnostics Inc. | Real-time volume confirmation dispensing method |
US10010885B2 (en) | 2013-07-25 | 2018-07-03 | Siemens Healthcare Diagnostics Inc. | Reagent dispensers, dispensing apparatus, and methods |
US9915674B2 (en) | 2013-10-17 | 2018-03-13 | Siemens Healthcare Diagnostics Inc. | Methods and apparatus for measuring aspiration pressure |
WO2015066342A1 (en) | 2013-11-04 | 2015-05-07 | Siemens Healthcare Diagnostics Inc. | Methods and apparatus for determining aspiration and/or dispensing volume and/or pipette positioning |
WO2015069544A1 (en) * | 2013-11-05 | 2015-05-14 | Siemens Healthcare Diagnostics Inc. | Sample racks, diagnostic instruments, and operating methods |
WO2015092844A1 (ja) * | 2013-12-16 | 2015-06-25 | 株式会社島津製作所 | 液採取装置及びその液採取装置を備えた自動分析装置 |
WO2015111442A1 (ja) * | 2014-01-27 | 2015-07-30 | 株式会社 日立ハイテクノロジーズ | 自動分析装置 |
CA2957420A1 (en) | 2014-08-15 | 2016-02-18 | Biomerieux, Inc. | Methods, systems, and computer program products for verifying dispensing of a fluid from a pipette |
JP7372245B2 (ja) * | 2017-12-28 | 2023-10-31 | フォーミュラトリクス・インターナショナル・ホールディング・リミテッド | 自動液体移送最適化分注を行う装置とその方法 |
EP3785034B1 (en) | 2018-04-25 | 2022-06-01 | Siemens Healthcare Diagnostics, Inc. | Intelligent pressure control apparatus and methods for maintaining manifold pressure in a diagnostic testing apparatus |
JP2023545419A (ja) * | 2020-10-07 | 2023-10-30 | シーメンス・ヘルスケア・ダイアグノスティックス・インコーポレイテッド | 多点フィルタリング液位検出方法および装置 |
EP4104931B1 (de) * | 2021-06-18 | 2023-12-27 | Euroimmun Medizinische Labordiagnostika AG | Verfahren zur detektion eines fehlerzustandes beim aspirieren einer flüssigkeit |
CN114813088B (zh) * | 2022-05-07 | 2024-05-28 | 成都开图医疗系统科技有限公司 | 一种移液器用tip头检测方法及移液器 |
WO2024040052A1 (en) * | 2022-08-19 | 2024-02-22 | Siemens Healthcare Diagnostics Inc. | Method of detecting an obstruction in a fluid analyzer |
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JPH1073603A (ja) * | 1997-08-25 | 1998-03-17 | Toshiba Corp | サンプリングモニタ |
JP2000046846A (ja) * | 1998-07-24 | 2000-02-18 | Fujirebio Inc | 吸引流路の詰まりまたは吸引量不足の検出方法、試料液吸引 装置、及び分注装置 |
JP2000121649A (ja) * | 1998-10-09 | 2000-04-28 | Furuno Electric Co Ltd | 自動分注装置 |
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JP2006119041A (ja) * | 2004-10-22 | 2006-05-11 | Aloka Co Ltd | 分注装置及び吸引状態判別方法 |
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-
2007
- 2007-09-19 US US11/857,922 patent/US7867769B2/en active Active
- 2007-11-07 WO PCT/US2007/083899 patent/WO2009038592A1/en active Application Filing
- 2007-11-07 JP JP2010525794A patent/JP5123390B2/ja not_active Expired - Fee Related
- 2007-11-07 EP EP07864027.3A patent/EP2191246B1/en active Active
Patent Citations (7)
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JPH1073603A (ja) * | 1997-08-25 | 1998-03-17 | Toshiba Corp | サンプリングモニタ |
JP2000046846A (ja) * | 1998-07-24 | 2000-02-18 | Fujirebio Inc | 吸引流路の詰まりまたは吸引量不足の検出方法、試料液吸引 装置、及び分注装置 |
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JP2001242182A (ja) * | 2000-02-25 | 2001-09-07 | Hitachi Ltd | 自動分析装置のサンプル分注装置 |
JP2003254982A (ja) * | 2002-03-05 | 2003-09-10 | Hitachi High-Technologies Corp | 分注装置及びそれを用いた自動分析装置 |
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JP2006119041A (ja) * | 2004-10-22 | 2006-05-11 | Aloka Co Ltd | 分注装置及び吸引状態判別方法 |
Also Published As
Publication number | Publication date |
---|---|
JP5123390B2 (ja) | 2013-01-23 |
EP2191246B1 (en) | 2018-12-26 |
US7867769B2 (en) | 2011-01-11 |
WO2009038592A1 (en) | 2009-03-26 |
EP2191246A4 (en) | 2017-10-04 |
US20090075386A1 (en) | 2009-03-19 |
EP2191246A1 (en) | 2010-06-02 |
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