JP2013533037A - 対象の血流内のパラメータを予測するための装置及び方法 - Google Patents
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- 108010054147 Hemoglobins Proteins 0.000 claims description 10
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- 102000017011 Glycated Hemoglobin A Human genes 0.000 claims description 7
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Abstract
【選択図】図2
Description
に従って計算され、上式で、α1HbA1c、α2HbA1c、α1Hb、α2Hbは、それぞれ下付き文字1及び2の2つの選択された波長でのHbA1cの消衰係数及び通常のヘモグロビン(Hb)の消衰係数である。
は、ちょうど2つの異なる波長のそれぞれについて入射光に対する受け取られた透過光又は拡散された反射光の強度の比である。
に従って計算され、上式で、α1HbA1c、α2HbA1c、α1Hb、α2Hbは、それぞれ下付き文字1及び2の2つの選択された波長でのHbA1cの消衰係数及び通常のヘモグロビン(Hb)の消衰係数である。
は、2つの異なる波長のそれぞれについて入射光に対する受け取られた透過光又は拡散された反射光の強度の比である。
(i.)各赤外波長でHbA1c及びヘモグロビン(Hb)の消衰係数を取得し、
(ii.)HbA1c対(Hb+HbA1c)の比を計算するためのアルゴリズムを検証し、
(iii.)試験対象12でHbA1c/(Hb+HbA1c)の百分率(percentage ratio)を予測しようとするものである。
Claims (15)
- 対象の血流内のパラメータを予測するための装置であって、
少なくとも2つの異なる波長の光を放つように構成されたレーザダイオード光源と、
前記対象が存在しない場合に前記少なくとも2つの異なる波長の入射光を受け取るように構成された第1の光受信器と、
前記対象の所望の一部が存在するとき前記少なくとも2つの異なる波長の透過光を受け取るように構成された第2の光受信器と、
前記少なくとも2つの異なる波長のそれぞれについて入射光に対する受け取られた透過光又は拡散された反射光の強度の比を計算し、前記対象の血流内の前記パラメータの指示を提供するためのプロセッサと
を備える装置。 - 前記少なくとも2つの異なる光波長が、前記パラメータに対する赤外波長の応答において得られたフーリエ変換赤外(FTIR)スペクトル上の吸収のピーク及び吸収の谷を識別することによって選択された前記赤外波長である、請求項1に記載の装置。
- 予測される前記パラメータが、グリコシル化ヘモグロビン(HbA1c)のレベルである、請求項1に記載の装置。
- 前記少なくとも2つの異なる波長の1つが1650ナノメートルと1660ナノメートルとの間であり、前記少なくとも2つの異なる波長のもう1つのものが1680ナノメートルと1700ナノメートルとの間である、請求項1に記載の装置。
- 前記第1の光受信器が光学レンズ対を備え、前記第2の光受信器が光プローブを備える、請求項1に記載の装置。
- 請求項5に記載の対象の血流内のパラメータを予測するための装置内で使用するための光プローブであって、入力ファイバと、複数の集光ファイバとを備え、前記複数の集光ファイバのそれぞれと前記入力ファイバとの間の距離が、0.5ミリメートルと2ミリメートルの間である、光プローブ。
- 前記光プローブは、前記入力ファイバが中央にあり、前記集光ファイバが前記光プローブの円周に配置された円盤状である、請求項7に記載の光プローブ。
- 対象の血流内のパラメータを予測するための方法であって、
a.レーザダイオード光源から少なくとも2つの異なる光波長を放つステップと、
b.前記対象が存在しない場合に第1の光受信器から前記少なくとも2つの異なる光波長の入射光を受け取るステップと、
c.前記対象の所望の一部が存在するとき第2の光受信器から前記少なくとも2つの異なる光波長の透過光を受け取る、又は反射光を拡散するステップと、
d.前記少なくとも2つの異なる波長のそれぞれについて入射光に対する受け取られた透過光又は拡散された反射光の強度の比を計算し、前記対象の血流内の前記パラメータの指示を提供するステップと
を含む方法。 - 前記少なくとも2つの異なる光波長が、前記パラメータに対する赤外波長の応答において得られたフーリエ変換赤外(FTIR)スペクトル上の吸収のピーク及び吸収の谷を識別することによって選択された前記赤外波長である、請求項9に記載の方法。
- 予測される前記パラメータが、グリコシル化ヘモグロビン(HbA1c)のレベルである、請求項9に記載の方法。
- 前記少なくとも2つの異なる波長の1つが1650ナノメートルと1660ナノメートルとの間であり、前記少なくとも2つの異なる波長の別の1つが1680ナノメートルと1700ナノメートルとの間である、請求項9に記載の方法。
- 前記第1の光受信器が光学レンズ対を備え、前記第2の光受信器が光プローブを備える、請求項9に記載の方法。
- 請求項1〜5のいずれか一項に記載の装置の1つ又は複数、及び請求項8〜14のいずれか一項に記載の装置を使用するための命令のセットを備える、対象の血流内のパラメータを予測するためのキット。
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SG201004978-1 | 2010-07-08 | ||
SG2010049781 | 2010-07-08 | ||
PCT/SG2011/000242 WO2012005696A1 (en) | 2010-07-08 | 2011-07-07 | Apparatus and method for predicting a parameter in the blood stream of a subject |
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JP2014224447A Pending JP2015062681A (ja) | 2010-07-08 | 2014-11-04 | 対象の血流内のパラメータを予測するための装置に用いられる光プローブ |
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EP (1) | EP2590563A4 (ja) |
JP (2) | JP5829273B2 (ja) |
KR (1) | KR20130096701A (ja) |
CN (1) | CN103140169B (ja) |
SG (1) | SG186961A1 (ja) |
TW (1) | TW201208649A (ja) |
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JP2015225081A (ja) * | 2014-05-28 | 2015-12-14 | 天津先陽科技発展有限公司 | 拡散スペクトルデータの処理方法及び処理装置 |
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US11089979B2 (en) | 2016-11-11 | 2021-08-17 | ELG Corporation | Device and method for measurement of glycated hemoglobin (A1c) |
EP3555592A4 (en) * | 2016-12-16 | 2019-10-30 | Siemens Healthcare Diagnostics Inc. | SIMULTANEOUS MEASUREMENT OF MULTIPLE ANALYTES IN A DOSAGE IN A LIQUID MEDIUM |
US11039768B2 (en) * | 2018-01-09 | 2021-06-22 | Medtronic Monitoring, Inc. | System and method for non-invasive monitoring of hemoglobin |
US11154224B2 (en) | 2018-01-09 | 2021-10-26 | Medtronic Monitoring, Inc. | System and method for non-invasive monitoring of hematocrit concentration |
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CN109044366B (zh) * | 2018-07-25 | 2021-06-04 | 广东海尔斯激光医疗科技有限公司 | 糖化血红蛋白和血氧饱和度的检测方法及光学指尖检测仪 |
WO2021210724A1 (ko) * | 2020-04-13 | 2021-10-21 | 국민대학교산학협력단 | 비침습적 당화혈색소 측정 시스템 및 방법 |
KR102356154B1 (ko) * | 2020-04-13 | 2022-01-28 | 국민대학교산학협력단 | 비어램버트 법칙을 이용한 비침습적 당화혈색소 측정 시스템 및 방법 |
KR102402263B1 (ko) * | 2020-05-11 | 2022-05-27 | (주)한국아이티에스 | 광자 확산 이론을 이용한 비침습적 당화혈색소 측정 시스템 및 그 방법 |
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- 2011-07-07 US US13/809,045 patent/US20130178724A1/en not_active Abandoned
- 2011-07-07 SG SG2013001136A patent/SG186961A1/en unknown
- 2011-07-07 EP EP11803919.7A patent/EP2590563A4/en not_active Withdrawn
- 2011-07-07 JP JP2013518343A patent/JP5829273B2/ja not_active Expired - Fee Related
- 2011-07-07 KR KR1020137002691A patent/KR20130096701A/ko not_active Application Discontinuation
- 2011-07-07 CN CN201180040322.3A patent/CN103140169B/zh not_active Expired - Fee Related
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JP2015225081A (ja) * | 2014-05-28 | 2015-12-14 | 天津先陽科技発展有限公司 | 拡散スペクトルデータの処理方法及び処理装置 |
JP2020038225A (ja) * | 2014-05-28 | 2020-03-12 | 天津先陽科技発展有限公司 | 多位置拡散スペクトルデータの処理、モデリング、予測方法および処理装置 |
Also Published As
Publication number | Publication date |
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US20130178724A1 (en) | 2013-07-11 |
TW201208649A (en) | 2012-03-01 |
KR20130096701A (ko) | 2013-08-30 |
SG186961A1 (en) | 2013-02-28 |
EP2590563A4 (en) | 2017-07-19 |
WO2012005696A1 (en) | 2012-01-12 |
JP5829273B2 (ja) | 2015-12-09 |
EP2590563A1 (en) | 2013-05-15 |
CN103140169B (zh) | 2015-06-17 |
CN103140169A (zh) | 2013-06-05 |
JP2015062681A (ja) | 2015-04-09 |
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