JP2020507757A - 血漿分離装置 - Google Patents
血漿分離装置 Download PDFInfo
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- JP2020507757A JP2020507757A JP2019541120A JP2019541120A JP2020507757A JP 2020507757 A JP2020507757 A JP 2020507757A JP 2019541120 A JP2019541120 A JP 2019541120A JP 2019541120 A JP2019541120 A JP 2019541120A JP 2020507757 A JP2020507757 A JP 2020507757A
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Abstract
Description
本出願は、2017年1月30日に出願された米国仮特許出願第62/451,945号の優先権を主張し、参照によりその全体が本明細書に組み込まれる。
本開示は、一般には、成分のうちの少なくとも1つの成分中の少なくとも1つの対象検体のその後の定量分析および定性分析を容易にするために、液体生体試料(例えば体液、または懸濁液を含有する生体試料)を少なくとも2つの成分に効率的かつ選択的に分離することを可能にする装置および方法に関する。
I.装置
I.用途および使用法
Claims (20)
- 液体生体試料分離装置であって、
基部と、
前記基部上に配置された採集膜と、
前記採集膜上に配置され、非対称サブミクロンポリスルホンと非対称スーパーミクロンポリスルホンとからなるグループから選択されるポリスルホンポリマー材料を含む分離膜と、
前記分離膜上および前記基部上に配置され、通過する液体生体試料の付着を可能にするように構成された開口を中に含むキャップとを含む、液体生体試料分離装置。 - 前記分離膜は、前記分離膜上に付着した液体生体試料の固体成分を濾過および捕捉するように、第1の面から第2の面に向かって次第に低下するポロシティを有する、請求項1に記載の装置。
- 前記分離膜は、生体試料の固体成分を濾過および捕捉するように構成され、前記生体試料が、全血と、血漿と、尿と、唾液と、痰と、精液と、膣洗浄液と、骨髄と、脳脊髄液とからなるグループから選択される、請求項1に記載の装置。
- 前記分離膜は、全血試料の固体成分を濾過および捕捉するように構成され、前記採集膜は前記全血試料の血漿部分または濾液を別個に濾過および捕捉するように構成された、請求項1に記載の装置。
- 前記分離膜は、0.1μmないし20μmの範囲の細孔径を有する、請求項1に記載の装置。
- 前記採集膜は、疎水性ポリエチレンで被覆された複数のポリプロピレン繊維を含む実質的に疎水性のポリオレフィンを含む、請求項1に記載の装置。
- 前記採集膜または前記分離膜あるいはその両方がマイクログラスファイバを含む、請求項1に記載の装置。
- 前記キャップは前記基部に取り外し可能に接着する、請求項1に記載の装置。
- 前記キャップは、ツイストロック機構により前記基部に取り外し可能に接着する、請求項8に記載の装置。
- 少なくとも2つの弾性バンド締め具をさらに含み、前記キャップが前記少なくとも2つの弾性バンド締め具によって前記基部に接着する、請求項8に記載の装置。
- 前記キャップは前記基部に向かって押しつけられる、請求項1に記載の装置。
- 前記分離膜は、前記分離膜の2つの領域の間に、前記押しつけの結果として前記分離膜内のつぶされた細孔から形成された液体不浸透バリアを含む、請求項11に記載の装置。
- 前記基部上に配置された識別標識をさらに含む、請求項1に記載の装置。
- 前記基部は、第1の凹部と第2の凹部とを含む、請求項1に記載の装置。
- 前記第1の凹部と前記第2の凹部とは、それぞれ前記分離膜および前記採集膜を受け入れる寸法とされた、請求項14に記載の装置。
- 前記第2の凹部が前記第1の凹部内に配置された、請求項14に記載の装置。
- 前記開口と、前記分離膜と、前記採集膜とが、前記開口と、前記分離膜と、前記採集膜とのそれぞれの中心点を通って延びる軸を中心に整列される、請求項1に記載の装置。
- 全血から血漿を分離する方法であって、
請求項1に記載の装置を用意することと、
前記開口を通して前記分離膜上に全血を付着させることとを含む方法。 - 前記分離膜上に25uLないし40uLの全血を付着させる、請求項18に記載の方法。
- 前記採集膜において6uLないし10uLの血漿が回収される、請求項18に記載の方法。
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PCT/US2018/015969 WO2018140950A1 (en) | 2017-01-30 | 2018-01-30 | Plasma separation device |
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WO2020247917A1 (en) * | 2019-06-07 | 2020-12-10 | Vivebio Scientific, Llc | Unitary plasma separation device |
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US3872576A (en) * | 1974-04-01 | 1975-03-25 | Lambert H Mott | Inline filter construction |
DE3049503C2 (de) * | 1980-12-30 | 1983-04-28 | Walter Sarstedt Kunststoff-Spritzgußwerk, 5223 Nümbrecht | "Blutentnahmevorrichtung" |
NL8800796A (nl) * | 1988-03-29 | 1989-10-16 | X Flow Bv | Werkwijze voor de chemische analyse van bestanddelen van een lichaamsvloeistof, alsmede een testinrichting en testpakket voor een dergelijke analyse. |
US4933092A (en) * | 1989-04-07 | 1990-06-12 | Abbott Laboratories | Methods and devices for the separation of plasma or serum from whole blood |
US5361920A (en) * | 1989-06-16 | 1994-11-08 | Yoshino Kogyosho Co., Ltd. | Cap structure with elastic turnover cover |
JP3898834B2 (ja) | 1998-04-10 | 2007-03-28 | 富士フイルム株式会社 | 血液連続濾過装置 |
JP2004294388A (ja) * | 2003-03-10 | 2004-10-21 | Arkray Inc | 成分分析装置 |
RU2578848C2 (ru) * | 2011-02-17 | 2016-03-27 | Нестек С.А. | Устройство и способ выделения лейкоцитов и раковых клеток путем фильтрования |
US8440085B2 (en) * | 2011-06-06 | 2013-05-14 | Pall Corporation | Plasma separation |
WO2016019113A1 (en) | 2014-08-01 | 2016-02-04 | Siemens Healthcare Diagnostics Inc. | Vacuum-assisted plasma separation |
WO2016025726A1 (en) * | 2014-08-13 | 2016-02-18 | Vivebio, Llc | An analytic membrane array, and plasma separation device incorporating the same |
CN110044371A (zh) | 2018-01-16 | 2019-07-23 | 华为技术有限公司 | 一种车辆定位的方法以及车辆定位装置 |
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US11650198B2 (en) | 2023-05-16 |
EP3573743A1 (en) | 2019-12-04 |
WO2018140950A1 (en) | 2018-08-02 |
CA3051507A1 (en) | 2018-08-02 |
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