TW472147B - Initiation of an analytical measurement - Google Patents
Initiation of an analytical measurement Download PDFInfo
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- TW472147B TW472147B TW089114024A TW89114024A TW472147B TW 472147 B TW472147 B TW 472147B TW 089114024 A TW089114024 A TW 089114024A TW 89114024 A TW89114024 A TW 89114024A TW 472147 B TW472147 B TW 472147B
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- 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
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- Y10T436/00—Chemistry: analytical and immunological testing
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- 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
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Description
472147 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明說明(2 ) 專利W094/02850號〔威爾斯(Wells)等人所有〕。該裝 置包含一密封外殼,該外殼為透明或半透明,不透氣,且 為剛性或半剛性。一分析物質連同一或多種位在預定位置 之分析試劑裝在該外殼内。在進行分析之前才打開外殼導 入樣本。分析試劑與樣本内受測物之結合在分析結束時造 成選定試劑之光學特質如顏色變化。此結果得以目視讀出 或以一光學儀器讀出。 1971年11月16日授與大衛(Davis)之美國專利第 3620676號揭示一種液體色度指示器。該指示器包括一可 壓縮'"半球形空腔〃。該球形空腔經壓縮和釋放形成一吸 力以將流體自一流體源抽汲通過一半管狀空腔,'該半管狀 空腔之壁上壓印著一指示器。流體流入指示器之流量控制 j . ά.. 單元僅有該球形空腔之壓縮程度及該球形空腔释放時該指 示器入口浸入流體源内之長度。 1972年2月8日授與赫提哥(Hurtig)等人之美國專 利第3640267號揭示一種收集體液樣本之容器,其包括一 隔室,該隔室具有複數個彈性且可潰縮壁。該等隔室壁在 容器入口置入待收集流體内之前,先被擠壓。該等隔室壁 在釋放時恢復未潰縮狀態並透過入口抽入流體。此裝置一 如前述之大衛裝置,對進入指示器之流體流動的控制係相 當有限。 1978年5月9日授與力加(Lilja)等人之美國專利 第4088448號揭示一種比色器(cuvette),其能對與一試 劑混合之樣本進行光學分析。該試劑塗佈在一空腔之壁面 -4- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) ------------^--------訂---------線 (請先閱讀背面之注意事項再填寫本頁) 472147
、發明說明( 經濟部智慧財產局員工消費合作社印製 上,然後在該空腔内裝滿液態樣本。該樣本與試劑混合後 產生一種可偵測光學變化。 以下所述之數項專利揭示用以稀釋且/或分析生物流 體樣本之裝置。該等裝置包括閥狀設計以控制樣本之流 動。 1984年1月17日权與哥倫布(Columbus)之美國專 利第4426451號揭示一種多區域流體用裝置,該裝置具有 了壓力致動t置以控制區域間之流體流動。該製置利用具 有不同橫截面之第一區和第二區間介面的彎液面上之壓力 平衡。當第一區和第二區均處於大氣壓力時,表面張力產 生一反壓力防止該彎液面自第一區進行到第二區。此介面 或、、止動接頭(stop junction) ”之構造使液體僅在對 第一區内液體施加足以將彎液面推入第二區之外來壓力時 才會流入第二區内。 1989年9月19日授與姬本(Gibbon)等人之美國專 利第4868129號揭示一止動接頭内之反壓力能由第一區内 液體上之流體靜壓克服,例如在第一區内有一流體柱。 1993年7月27曰授與沙托(Shartle)等人之美國專 利第5230866號揭示一種具有複數止動接頭之流體用裝 置’其中在止動接頭處,由表面張力引發之反壓力例如因 第二區内之氣體堵塞及壓縮而增強。然後該壓縮的氣體能 在對第一區施加額外流體靜壓之前予以疏通,以讓流體流 入第二區之前排出。藉由以並聯方式改變複數止動接頭之 反壓力’得以形成具有較低最大反壓力之、、破裂接頭 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公楚) I ------— —訂- - -------I (請先閲讀背面之注咅?事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 472147 A7 _____B7 五、發明說明(4 ) (rupture junctions)"。 1995年12月5日授與史慶博(Schembri)之美國專 利第5472603號(亦參閱美國專利第5627041號)揭示利 用離心力克服一止動接頭内之反壓力。當流動停止時,第 一區處於大氣壓力加上一小於克服反壓力所需之由離心作 用生成的壓力。第二區處於大氣壓力。要繼續流動即要對 第一區施加額外離心壓力以克服彎液面反壓力。該第二區 維持在大氣壓力。 1997年10月29日公告,由納卡(Naka)等人申請之 歐洲專利申請案第0803288號揭示一種分析樣本之裝置及 方法,其包括:以抽吸方式將樣本抽入該裝置内,然後使 該樣本與一試劑在一分析區段内作用。藉由光學或電化學 裝置完成分析。他種實施例具有複數分析區段及/或一旁 通管道。該等區段間之流動未使用止動接頭即達到平衡。 1997年12月23日授與亞信扎德(Yassinzadeh)等人 之美國專利第5700695號揭示一種收集並操縱生物流體之 裝置’其使用一、、熱壓力室(thermal pressure chamber) 〃提供用以將樣本移過該裝置之驅動力。 1998年4月7日授與亞信扎德等人之美國專利第 5736404號揭示一種決定血液樣本凝固時間之方法,該方 法涉及使樣本之一端在一通道内振盪。該振盪運動係由交 替增加和減少樣本上壓力所產生。 歐洲專利EP 0 922 954 A2揭示一種方法藉由監測一 參數(例如生物流體與一試劑之混合物的反射率)之第一 -6- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) IIII II — — ----I---訂--------V (請先閲讀背面之注意事項再填寫本頁) 47214?
經濟部智慧財產局員工消費合作社印製 和第二導數以確認一試紙上是否存在樣本流體。 發明概述 本發明提出-種測量生物流體之受測物濃度或特質的 起始方法,該生物流體呈現一、'錢串狀紅血球串聯 (rouleaux)重組。、、錢季狀紅血球申聯結構 (rouleaux formation) ’’意指紅血球之堆疊,其使此一 流體(通常為全血)有一特殊光學徵象。該方法包含: a) 提供一計量器,其測量一醫療診斷流體用裝置上 之一血液樣本的受測物濃度或一物理特質, b) 將該裝置插入該計量器内,該裝置包含 i) 一樣本埠,其用以將一生物流體樣本導入該
裝置, J ii) 一測量區,在該測量區内測得該受測物濃度 或物理特質, iii) 一管道,其有一第一端和一第二端,用以提 供自在該第一端的樣本埠通往該測量區之流 體通道, , C)將該生物流體樣本施加於該樣笨琿, d) 照明該樣本埠並於一段預定時間内監測由該樣本 散射之光線,及 e) 僅在該段預定時間内該散射光線已首先急遽增加 然後減少之前提下測量該受測物濃度或物理特 質’如此該計量器僅在該生物流體為全血時方進 行測量。 -7- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) i . 裝-----11 I ^« I I---!線 * (請先閱讀背面之注意事項再填寫本頁} 經濟部智慧財產局員工消費合作社印製 五、發明說明(6 在另實細例中’本發明之方法僅在—生物流體包含 王血之時使該生物流體之—受測物濃度或肺之測量為有 效。該方法包含: a) 提供-計量器,其測量―醫療診斷越用裝置上 之一血液樣本的受測物濃度或物理特質, b) 將該裝置插入該計量器内,該裝置包含 1)樣本埠’其用以將-生物流體樣本導入該 裝置, ii) 一測量區,在該測量區内測得該受測物濃度 或物理特質, 111) -管道,其有—第—端和—第二端,用以提 供自在该第一端的樣本埠通往該測量區之流 體通道, C)將該生物流體樣本施加於該樣本埠, d) 照明該樣本埠並於一段預定時間内監測由該樣本 散射之光線, e) 測量受測物濃度或物理特質,及 f) 僅在該段預定時間内該散射光線已首先急遽增加 然後減少之前提下使該測量有效,如此該計量器 僅在該生物流體為全血時方使測量有效。 在另一實施例中,本發明包含一種測量生物流體之受 測物濃度或物理特質的起始方法,該方法包含: a)提供一計量器,其測量一醫療診斷流體用裝置上 之一血液樣本的受測物濃度或物理特質, I --^--------訂·--------線- (請先閱讀背面之注意事項再填寫本頁) 472147 經濟部智慧財產局員工消費合作社印製 A7 B7 五、發明說明(7 ) b) 將該裝置插入該計量器内,該裝置包含 ’) 透明樣本埠,其用以將一生物流體樣本導 入該裝置, 11) 一測量區,在該測量區内測得該受測物濃度 或物理特質,
Hi) 一管道,其有一第一端和一第二端,用以提 供自在該第一端的樣本埠通往該測量區之流 體通道, c) 將該生物流體樣本施加於該樣本埠, d) 照明該樣本埠並於一段預定時間内監測透射該樣 本之光線,及 e) 僅在該段預定時間内該透射光線已首先急遽減少 然後增加之前提下測量該受測物濃度或物理特 質,如此該計量器僅在該生物流體為全血時方進 行測量。 本發明之方法可廣泛應用於各種測量血液中受測物濃 度或物理特質之裝置,但其特別適用於測量全血之凝血時 間(Pirothr⑽bin tme,这time)。此時該測量區具有催 化血液梯級凝固之成份。 圖式簡單說明 圖1為一適用於本發明之裝置的平面圖。 圖2為圖1裝置之分解圖。 圖3為圖1裝置之透視圖。 圖4為用於本發明方法之計量器的簡圖。 -9- 本紙張尺度刺t國輯標準(CN^) ------. .^--------訂---------線- (請先閲讀背面之注意事項再填寫本頁) 472147 A7 B7 五、發明說明(8 ) 圖4A為圖4計量器中—元件之他種實施例。 圖5為識別一流體是否為全血之曲線圖。 圖6為一利用圖4計量器所得用以決定凝血時間之資 料圖表。 圖7為圖1裝置之他種實施例的平面圖。 圖7A、7B和7C顯示允許一樣本進入圖7裝置期間之 時間順序。 圖8為一裝置之簡圖,該裝置包含複數個測量區和— 旁通管道。 發明詳細說明 經濟部智慧財產局員工消費合作社印製 本發明關於一種分析某些生物流體(特別是全血)之 流體用裝置的測量龜顏方法。該裝置與一適當計量器結合 且大體上為使血液之一物理參數或一成份與血液内一受測 物濃度或流體特質產生關聯之類型。雖然有多種物理參數 如電的、磁的、流體的或光學的參數能構成測量之基準, 但择學參數之變化為一較佳基準,且以下詳細說明均將此 裝置稱為一光學裝置。相似地,該方法能適應於多樣裝置 設計,其中包括涉及毛細作用裝填之裝置;然而吾人在此 提供-特別適用裝置之細節,該裝置包括—添加樣本區; 一囊袋,其用以產生一吸力將樣本抽入該裝置内;一測量 區,该樣本可在此區内經歷一光學參數變化如光線散射; 及一4動接頭,其用以在流體填滿測量區後精確止住流 動。(將本發明方法修改套用於其他裝置和進行其他測^ 僅涉及例行實驗。) -10- 經濟部智慧財產局員工消費合作社印製 472147 A7 _____ B7 五、發明說明(9 ) 較佳來說該裝置的測量區為大致透明,如此該區能受 位在一側上之光源照射且在相反側測量透射光線。該樣本 之測量可能為一未改變參數,但通常該樣本會在測量區内 經歷一種變化’且該透射光線内之變化為令人感興趣之受 測物或流體特質之量度。另一種選擇,能以和該光源處於 同一側之一檢測器偵測自一流體樣本散射之光線或通過該 樣本然後反射(藉由位在相反側之一反射器反射)而二次 通過樣本之光線。 此型裝置適用於多樣血液分析測試,例如決定生化特 性或血液學特性,或是測量蛋白質、荷爾蒙、碳水化合 物、月曰質、藥物、毒物、氣體、電解質專之濃度。文獻中 已說明進行這些測試之程序。文獻中曾提及之測試如以下 所述: (1) 產色因子Xlla分析(及其他血凝塊因子): Rand, M. D.等人,血液,88, 3432 ( 1996 )。 (2) 因子X分析:Bick,R. L.栓塞及止血障礙:臨 床及實驗室操作。芝加哥,ASCP出版社,1992 年。 (3) 稀釋勒塞耳氏蛇毒測試(DRVVT) : Exner,T. 等人,血凝固,纖維蛋白,1,259 ( 1990)。 (4) 蛋白質之免疫比濁及免疫濁度測定分析: Whicher, J. T. 5 CRC Crit. Rev. Clin Lab Sci. 18:213 ( 1983)。 (5) IP.A 分析:Mann,K.G.等人,血液,76,755, -11- 本紙張尺度適用中國國家標準(CNS)A4規格⑵0 x 297公髮) (請先閲讀背面之注意事項再填寫本頁) 裝 - ---- - 訂- -------- 線 經濟部智慧財產局員工消費合作社印製 472147 A7 B7 五、發明說明(10) (1990 );以及 Hartshorn, J_ N·等人,血 液,78,833,(1991)。 (6) APTT (活性化局部血栓形成時間分析):
Proctor, R. R.和 Rapaport, S· I. Amer· J. Clin. Path,36,212 ( 1961 ) ; Brandt,J. T.和
Triplett, D. A. Amer. J. Clin. Path 5 76,530 (1981);及 Kelsey’P.R· Thromb. Haemost. 52,172(1984)。 (7) HbAlc分析(糖基化血紅素分析):Nicol,D. J. 等人,臨床化學,^1694 ( 1983)。 (8) 總血紅素:Schneck等人,臨床化學, 32/33,526 ( 1986 );及美國專利第 4088448 號。 (9) 因子 Xa : Vinazzer,H. ’ Proc. Symp· Dtsch. Ges. Klin. Chem.,203 ( 1977),由 Witt,I. 編輯。 (10) 氮ΙΑ物之比色分析:Schmidt, H.H.等人,生 物化學,U2 ( 1995)。 本方法特別適合用跨一裝置以測量凝血時間 (prothrombin time或£X....time),關於此裝置之細節在 下文中揭示。要使本方法及裝置裝置適於例如前列用途所 需之修改僅須例行實驗。 圖1為一適用於本發明方法之裝置10的平面圖。圖2 為該裝置之分解圖且圖3為該裝置之透視圖。樣本在囊袋 -12- 本紙張尺度適用中國國家標準(CNS)A4規格(210 x 297公釐) ------------ · 1111 丨 — I 訂 111 _ 丨丨丨 I (請先閱讀背面之注意事項再填寫本頁) 472147
五、發明說明(η) 經 濟 部 智 慧 財 產 局 消 費 合 作 社 印 製 14已壓縮後方施加於樣本4 12。报明顯,層26及/或層 28貼近囊Κ 14切除部分之區域必須為彈性以容許囊袋μ 受壓縮。'約0.1公厘厚之聚酉旨具有適當之彈性及彈力。較 佳來說’頂層26之厚度約為G l25公厘,底層28之厚度 約為0.1GG公厘。在職該囊袋時,吸力將樣本抽過管道 16送至心d 18,賴内最好裝有〜試劑2Q。為確保測 量區18内能裝滿樣本,囊袋14之容積最好至少約等於管 道16與測量區18之容積和。若測量區18係自下方受照 明,層28必須在貼近測量區18之部分為透明。對凝血測 試而言’ _ 20内含血栓形成f,其沒有通常會在冷滚 乾燥試劑内發現之膨脹試劑。 如圖卜2和3所示,止動接頭&鄰接囊袋14和測量 區18 ;然而—連續管道16可位在止動接頭22之-側或兩 側上’使該止動接頭與測量區18及7或囊袋u分隔。樣 本到達止動接頭22時會停止流動。對凝血測量而言,讓 樣本到達該料停止雜以容許可再生錢串狀紅血球串聯 結構相當重要’此步驟為利用本發明方法監測血液凝固之 二重要步驟。在此註日賊串狀紅血球串聯結構之生成為可 逆性’稍早在樣本相生成之錢串狀紅血球串聯隨著血液 通過管道16而消除。止動接頭之操作輕揭示於美國專 利第5,23G,866號中’此專利併人本文作為參考。 如圖2所示,所有前述元件係由夹在頂層沈和底層 28間之中間層24内切除部分形成。層24最好是雙面勝膠 帶。止動接頭22係由層26及/或28内之—額外切除部分 -13- ^紙張尺度適用中國國家標準(CNS)A4規格—(21〇 x 297公i _ .震--------訂---------線 I (請先閲讀背面之注意事項再填寫本頁) 472147 A7 B7 五、發明說明(I2) (請先閱讀背面之注意事項再填寫本頁) 形成,此部份與層24内之切除部分對準且與密封層30及 /或32密封。如圖所示,該止動接頭最好在層26和28内 均包含切除部分,且具有密封層30和32。止動接頭22所 用之每一切除部分至少與管道16等寬。圖2亦顯示一選 項性濾膜12A覆蓋在樣本槔12上。該濾膜可將紅血球自 全血樣本中分離出來且/或可含有一試劑與血液交互作用 以提供額外資訊。如下文中將會闡述之理由,紅血球必須 可自下方〃看到,是以倘若該濾膜濾出紅血球則其必須 為透明。選項性反射器18A可位在層26之一表面上或附 近且定位在測量區18上方。若有該反射器則該裝置變為 一穿透反射裝置。 經濟部智慧財產局員工消費合作社印製 使用圖1、2和3所示條帶之方法可參照圖4所示計 量器元件簡圖得到了解。使用者所進行之第一步驟為啟動 該計量器,藉此對條帶檢測器40、樣本檢測器42、測量 系統44及選項性加熱器46供給能量。第二步係插入該條 帶。該條帶最好至少在其局部面積上並非透明,如此插入 的條帶可擋住檢測器40b的發光二極體40a之照明(更好 的方式為該中間層以不透明材料製成,如此背景光線不會 進入測量系統44。)。檢測器40b藉此感知一條帶已經插 入且觸發囊袋致動器48以壓縮囊袋14。然後,計量顯示 器50指引使用者將一樣本施加於樣本埠12,此係使用者 要起始測量程序所必須進行之第三且最後之步驟。 適切操作該裝置以感知已施加一"正確(適當)〃樣本 (亦即全血)相當重要。因此,該計量器必須在一非全血 -14- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 47214^ A7 B7 器 然 五、發明說明(Π 樣本導致檢測器42b偵測到光線變化之時不回報測量結 果。此等變化可能肇因於該條帶受移動,一物件(例如手 指)跑到樣本埠附近,或甚至是血清施加到樣本埠12。每 件事都可能造成錯誤結果。為避免此類型錯誤,本發明之 一較佳方法涉及以發光二極體42a照明樣本埠12並以定 位為與條帶10平面正交之檢測器42b測量漫反射(亦即 散射〃)光線。若一全血樣本已施加於樣本埠12,檢測 42b侦測到的信號會因血液樣本内的散射而急遽增加, 後因紅血球開始堆集成錢串狀(錢串狀紅血球_聯結 構)而減弱。 圖5以吩間(ΐ)的函數顯示此散射光線強度(j ) 之急遽增強然後減弱,此為一血液樣本之特徵一曲線Α。 圖中亦顯示曲線Β,該曲線為一非全血樣本之相異特徵曲 線。 在-他種實施例中,如目4Α所示,係為測量透射光 線而非散射光線。在此案例中,錢串狀紅血球串聯結構現 象導致檢測所得信號急遽減弱然後增加(亦即曲線Α之反 轉)。 檢測器系統42程式化為首先要求圖5所示類型之全 血信號(曲線A或其反轉,依情形而定),然後使致動器你 釋放囊袋14以容許樣本進人管道16。如此當然會比不首 先決定樣本是否為全血均讓樣本通行之情況需要—延遲時 間(較佳來#至少5秒)。然而此延遲釋放囊袋14大致 上並不會影響下文職明之紐。釋放囊袋U在管道16 -15- (請先閱讀背面之注意事項再填寫本頁) 裝----- -丨丨訂--------•線 經 濟 部 智 慧 財 產 局 員 工 消 費 合 作 社 印 製 本紙張尺度顧巾關家辟(CNS^4i^(^ 297 ) 472147 經濟部智慧財產局員工消費合作社印製 A7 五、發明說明(Η) 内造成吸力將樣本抽過測量區18到止動接頭22。發光二 極體44a的光線通過測量區18,檢測器44b監測透射凝血 中樣本之光線。當有複數個測量區時,測量系統44對每 一測量區包括一發光二極體/檢測器對(如同44a和 44b )。透射光線對時間函數之分析(下文中說明)能計 算凝血時間,其顯示在計量顯示器5〇上。樣本溫度最好 以加熱器46維持在約37°C。 在一他種實施例中,在任意情況下均釋放囊袋14,但 僅在檢測器42偵測到樣本徵象之時方使受測物濃度/物理 特質測量成為有效。若未偵測到該徵象,使用者會在顯示 器50上看到一錯誤信號。 圖6、%出一典型血凝塊徵象(clot signature)" 曲線其中來自ί欢測器44b之電流繪為時間之函數。血液 首先在時間1由檢測器44b在測量區内偵測到。在點i和 2間之時間間隔A内,血液充滿了測量區。該時間間隔内 之電流減少肇因於光線因紅血球而散射,因此為血球容積 之大約測量值。在點2,樣本已充滿測量區且停止流動, 其移動已為止動接頭所阻止。然後錢串狀紅血球串聯構造 讓點2和3間之時間間隔内有愈來愈多光線透射穿過樣本 (且較少散射)。在點3,血凝塊形成終止了錢串狀紅血 球串聯結構且通過樣本之透射量達到最大值。凝血時間能 由點1和3間之間隔B或點2和3間之間隔計算出。在此 之後,血液由液態改變為半固體凝膠,且光線透射量亦對 應鈿減。電流c在最大值3和終點4間之減少與樣本内之
本紙張尺度細巾國®家標準(CNS)A4規格(21〇 X --------------裝--------訂---------線 ' (請先閱讀背面之注意事項再填寫本頁) -16- 472147 經濟部智慧財產局員工消費合作社印製 A7 B7 五、發明說明(15) 纖維蛋白原有關。 繪於圖2且前文說明之裝置最好由熱塑性塑膠片26 和28疊合在兩側表面上均有黏著劑之熱塑性塑膠中間層 24而構成。形成圖1所示元件之切除部分舉例來說可對層 24、26和28雷射切割或沖切形成。另一種選擇是,該裝 置得以模製塑膠構成。塑膠片28之表面最好為親水性。 (明尼蘇達州聖保羅市3M公司所出品之塑膠膜9962。) 但該表面並非必須為親水性,因為樣本流體不用毛細作用 力即能填滿該裝置。因此,塑膠片26和28可為未處理的 聚酯或其他習知熱塑性塑膠片。同樣地,由於裝填時無關 於重力,因此該裝置得採任何方向使用。不像毛細作用裝 填裝置具有可能漏出樣本之透氣孔,本發明裝置在樣本施 加之前通過樣本埠透氣,亦即首先插入計量器内之條帶部 分沒有任何開口,如此降低污染之危險。 圖7為一適用於本發明方法之裝置之另一實施例的平 面圖,其中該裝置包括一旁通管道52連接管道16與囊袋 14。參照圖7A、7B和7C即能得知該旁通管道之機能及操 作,此三圖顯示將一樣本抽入裝置10内以供測量之時間 順序。 圖7A繪出在囊袋14被壓縮時,使用者將一樣本施加 於該條帶後之狀況。此能以施加一或多滴血液完成。該樣 本在該計量器判定該樣本是否包含全血之同時留在該處。 若該樣本為包含全血則解除該囊袋之壓縮。 圖7B繪出該囊袋已解除壓縮後之狀況。入口管道16 -17- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) ------------ --------訂--------- (請先閱讀背面之注意事項再填寫本頁) ^147 ^147 A7 B7 五、發明說明(16 内之結果降壓開始將樣本抽 止動接购,樣本遭遇到=二内。在樣本别達 韻外樣本_以料管_丨。伙力使縣停止且造成 圖7C繪出取得一讀數時之 内。樣本亦填充管|16< # \ /樣本停在測量區I8 二山 1分或全部(如圖所示)。 圖8、.、曰出一適用於本發明方法 該裂置為一包括旁通管道15 ^置的車父佳實施例。 152在該裝置内的用處與前述圖^道^置。旁通管道 處類似。測量區118裝有血拾^置之旁通管道52的用 218和318較佳含有對照物,最二°車父佳來說’測量區 測量區218含有金栓形成質‘^^文所述之對照物。 V11 a。所選成分係為藉由抵肖—抗凝、/重組因子 (w奸farin) p且凝劑之效果以使=如下丙酮香« 化。測量區318含有血栓形成質^本之凝血時間正常 凝血劑之效應。因此找條帶上L出物2局部克服抗 測量,即樣本凝血時間,係在測量區二主要重點 量值僅在測量區218和318上之測旦社 /'侍。但該測 時方為有效。若該等對照測量中有任二果$予員疋圍内 外,則表示要重新測試。加長的 者或一者均在範圍 個測量區内之流動。㈣止動接頭m止住所有三 以下實例示範適用於本發明方 任何限制意義。 t ,但亚不具有 實例 適用於本發明方法之條帶 爽 本紙張尺度適财g醜標準(CNS)A4規格(21G x ------------裝--------訂---------線 « (請先閱讀背面之注意事項再填寫本頁) 經 濟 部 智 慧 財 產 局 員 工 消 費 合 作 社 印 製 的做法如下 首先使 472147 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明說明(17 在兩釋放襯塾間之雙面膠膠帶〔康乃迪克州溫莎市司加帕 膠帶公司(Scapa Tapes)所出品之RX 675SLT〕通過一疊 合及旋轉沖切加工系統。將頂部釋放襯墊及膠帶切穿出如 圖7所示圖案(止動接頭除外),但不切穿底部釋放襯 塾,該底部釋放概墊隨後連同自膠帶切除部分作為廢料清 除。將經處理為親水性之t Θβ膜(明尼‘蘇達州聖保羅市 公司所出品之塑膠膜3Μ9962)疊合於膠帶之外露底側。然 後將試劑〔紐約州納瑞塔市正臨床診斷公司(〇rth〇 Clinical Diagnostics)所出品之血栓形成質〕以喷黑列 印方式〔利用俄勒岡州科閥力市惠普公1 Γ q A DJ ( Hewlett
Packard)所出品之印字頭51612A〕印在兮取 牧邊饮酯膜之試劑 區(18)上。自未處理過的聚酯膜〔賓州峡谷岩市黏著节, 研究公司(Adhesives Research)所出品之 < AR1235〕切出 樣本埠,然後對齊並疊合於雙面膠膠帶之了員部 冊 除釋放襯墊之後)。然後一沖頭沖切此歲人a _ 之二層而切出 止動接頭。最後,將單面黏性膠帶(明尼蘇達州聖 3Μ公司所出品之MSX4841 )施加於該等平a , Ψ $來S日層外側以密封 該止動接頭。 實例二 在此依循類似於前述實例一之程序做门 文出如圖8所繪類 型之條帶。其中分別喷印在區118、218 ^ 318上之試劑 為:血栓形成質;血栓形成質,牛洗屮仏 码物及重組因子 VI la ;血栓形成質和牛洗出物。該牛洗屮札 尤出物(血漿檸檬酸 額牛洗出物)可由佛蒙特州柏林頓市之1、+ 〈血液學科技中心 19- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -----------I ------ 丨—訂--------- (請先閱讀背面之注意事項再填寫本頁) 472147
五、發明說明(ι〇 (Haemotologic Technologies)取得;而重組因子 vna 可由康乃迪克州格林威治市之美國醫療診斷中心取得。 對一全血樣本利用此實例條帶所作測量對每一測量區 均產生如圖6所示類型之曲線。來自對照區(測量區218 和318)曲線之資料係用以核驗測量區118曲線之資料。 因此,此較僅有單一測量區之條帶得到更為可靠之凝血時 間。 以上說明本發明之詳細内容,對習於此技藝者而言很 明顯可在不脫離本發明之精神及範圍下做出許多修改及變 更。 (請先閱讀背面之注意事項再填寫本頁)
裝i I I 訂---------線 經濟部智慧財產局員工消費合作社印製 ο 2 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐)
Claims (1)
- 、申請專利範圍 綾濟部智慧財產局員工消費合作社印製 種對生物流體之受測物濃度或物理特質作測量的起 始方法,該方法包含: a) 提供一对量器’其測量一醫療診斷流體用裝置上 之一血液樣本的受測物濃度或—物理特質, b) 將該裝置插入該計量器内,該裝置包含 i) 一樣本埠,其用以將一生物流體樣本導入該 裝置, 11) 一殚量區’在該測量區内測得該受測物濃度 或物理特質, iii) 一管道,其有一第一端和一第二端,用以提 供自在該第一端的樣本埠通往該測量區之流 體通道, c) 將该生物流體樣本施加於該樣本槔, d) 照明該樣本埠並於一段預定時間内監測由該樣本 散射之光線,及 e) 僅在該段預定時間内該散射光線已首先急遽增加 然後減少之前提下測量該受測物濃度或物理特 質,如此該計量器僅在該生物流體為全血時方進 行測量。... 2. 如申請專利範圍第i項之方法,其中該段預定時間至少 約為5秒。 3. —種用以使生物流體之受測物濃度或物理特質的測量為 有效之方法,該方法包含: a)提供一計量器,其測量一醫療診斷流體用袈置 '21 本紙張尺度賴中國國家標率(CNS >八4驗(210/297公着)89262b --° c请先閱讀背而·之注意事項#填寫本貫〕之一血液樣本的受測物濃度或物理特質, b) 將§亥裝置插入該計量器内,該裝置包含 I) —樣本埠,其用以將一生物流體樣本導入該裝 置, II) 一測量區,在該測量區内測得該受測物濃度 或物理特質, U1) —官道,其有一第一端和一第二端,用以提 供自在该第一端的樣本埠通往該測量區之流 體通道, c) 將該生物流體樣本施加於該樣本埠〃, d) 照明該樣本埠並於一段預定時間内監測由該樣本 散射之光線二 e) 測量受測物濃度或物理特質,及 f) 僅在該段預定時間内該散射光線已首先急遽增加 然後減少之前提下使該測量有效,如此該計量器 4 僅在該生物流體為全血時方使測量有效。 種對生物流體之受獅濃度㈣理特質作測量的起 始方法,該方法包含: a) 提供一計量器Λ其測量一醫療診斷流體用裝置上 之血液樣本的党測物濃度或物理特質, b) 將該裝置插入該計量器内,該裝置包含 工)-透明樣本槔.,其用以將—生物流體樣本導入 該裝置: π)—測量區,在該測量區内測得該受測物濃度或 ___________ - 22 - 本紙張尺錢财國國家樣準(CNS)从驗(2|()><297公楚)-——----- ABCD 472147 六、申請專利範圍 物理特質, iii) 一管道,其有一第一端和一第二端,用以提供 自在該第一端的樣本埠通往該測量區之流體通 道, c) 將該生物流體樣本施加於該樣本淳.’ d) 照明該樣本埠並於一段預定時間内監測透射該樣 本之光線,及 e) 僅在該段預定時間内該透射光線已首先急遽減少 然後增加之前提下測量該受測物濃度或物理特 質,如此該計量器僅在該生物流體為全血時方進 行測量。 5.如申請專利範圍第4項之方法,其中該段預定時間至 少約為5秒。 ----------装------訂------弋 (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐)
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| US (1) | US6084660A (zh) |
| EP (1) | EP1069427B1 (zh) |
| JP (1) | JP2001041957A (zh) |
| KR (1) | KR20010049419A (zh) |
| CN (1) | CN1143130C (zh) |
| AT (1) | ATE322009T1 (zh) |
| CA (1) | CA2313860A1 (zh) |
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| ES (1) | ES2261151T3 (zh) |
| IL (1) | IL136102A (zh) |
| TW (1) | TW472147B (zh) |
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-
1999
- 1999-07-16 US US09/354,995 patent/US6084660A/en not_active Expired - Lifetime
-
2000
- 2000-05-12 EP EP00304003A patent/EP1069427B1/en not_active Expired - Lifetime
- 2000-05-12 IL IL13610200A patent/IL136102A/en not_active IP Right Cessation
- 2000-05-12 AT AT00304003T patent/ATE322009T1/de not_active IP Right Cessation
- 2000-05-12 ES ES00304003T patent/ES2261151T3/es not_active Expired - Lifetime
- 2000-05-12 DE DE60026933T patent/DE60026933T2/de not_active Expired - Lifetime
- 2000-05-24 JP JP2000153266A patent/JP2001041957A/ja active Pending
- 2000-05-26 KR KR1020000028572A patent/KR20010049419A/ko not_active Abandoned
- 2000-06-16 CN CNB001188658A patent/CN1143130C/zh not_active Expired - Lifetime
- 2000-07-11 CA CA002313860A patent/CA2313860A1/en not_active Abandoned
- 2000-09-26 TW TW089114024A patent/TW472147B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CA2313860A1 (en) | 2001-01-16 |
| ES2261151T3 (es) | 2006-11-16 |
| JP2001041957A (ja) | 2001-02-16 |
| ATE322009T1 (de) | 2006-04-15 |
| DE60026933D1 (de) | 2006-05-18 |
| EP1069427B1 (en) | 2006-03-29 |
| EP1069427A3 (en) | 2002-01-30 |
| CN1143130C (zh) | 2004-03-24 |
| IL136102A0 (en) | 2001-05-20 |
| US6084660A (en) | 2000-07-04 |
| CN1281146A (zh) | 2001-01-24 |
| DE60026933T2 (de) | 2006-11-23 |
| EP1069427A2 (en) | 2001-01-17 |
| HK1032821A1 (zh) | 2001-08-03 |
| KR20010049419A (ko) | 2001-06-15 |
| IL136102A (en) | 2004-08-31 |
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| GD4A | Issue of patent certificate for granted invention patent | ||
| MM4A | Annulment or lapse of patent due to non-payment of fees |