JPS5838744B2 - Analyzer for clinical testing - Google Patents

Analyzer for clinical testing

Info

Publication number
JPS5838744B2
JPS5838744B2 JP56047667A JP4766781A JPS5838744B2 JP S5838744 B2 JPS5838744 B2 JP S5838744B2 JP 56047667 A JP56047667 A JP 56047667A JP 4766781 A JP4766781 A JP 4766781A JP S5838744 B2 JPS5838744 B2 JP S5838744B2
Authority
JP
Japan
Prior art keywords
reaction
sample
row
reaction container
analysis
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP56047667A
Other languages
Japanese (ja)
Other versions
JPS5730931A (en
Inventor
和雄 保田
霞 吉田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP56047667A priority Critical patent/JPS5838744B2/en
Publication of JPS5730931A publication Critical patent/JPS5730931A/en
Publication of JPS5838744B2 publication Critical patent/JPS5838744B2/en
Expired legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/251Colorimeters; Construction thereof
    • G01N21/253Colorimeters; Construction thereof for batch operation, i.e. multisample apparatus

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  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (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)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)

Description

【発明の詳細な説明】 本発明は臨床検査用分析計に係り、特に複数の分析項目
を分析するに好適な臨床検査用分析計に関する。
DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a clinical test analyzer, and more particularly to a clinical test analyzer suitable for analyzing a plurality of analysis items.

現在使用されている化学分析装置、特に大病院等におけ
る臨床検査に使用されている臨床検査用自動化学分析装
置は、被測定試料を一定量反応容器にとり、これに試薬
を添加して化学反応を起させ、分光光度計などによって
測定する方法が行われている。
Chemical analyzers currently in use, especially automatic chemical analyzers for clinical tests used in clinical tests at large hospitals, place a certain amount of the sample to be measured in a reaction container, add reagents to it, and perform a chemical reaction. The current method is to raise the temperature and measure it using a spectrophotometer or the like.

たとえばシングルチャンネル自動分析装置と呼ばれるも
のがそれである。
For example, there is something called a single channel automatic analyzer.

またこのような方法、装置を基本として、上記のような
装置を複数個並べて多成分の元素、化合物などを同時に
測定することが行われている。
Furthermore, based on such methods and devices, a plurality of devices as described above are arranged to simultaneously measure multiple elements, compounds, etc.

これは前記のシングルチャンネル自動分析装置に対し、
マルチチャンネル自動分析装置と呼ばれるものである。
This is different from the single channel automatic analyzer mentioned above.
It is called a multi-channel automatic analyzer.

従来の複数項目分析計では、1つの分析項目が1つの反
応ラインに対応していたために、分析項目が多くなるに
つれて分析計が大型化するという不都合があった。
In conventional multi-item analyzers, one analysis item corresponds to one reaction line, which has the disadvantage that the analyzer becomes larger as the number of analysis items increases.

本発明の目的は、1つの容器列上であっても分析項目の
種類に応じた適正な条件で複数分析項目の分析操作を行
ない得る小形の臨床検査用分析計を提供することにある
SUMMARY OF THE INVENTION An object of the present invention is to provide a compact analyzer for clinical testing that can perform analysis operations for a plurality of analysis items under appropriate conditions depending on the type of analysis item even on a single container row.

本発明では、1つの反応容器列として各試料について複
数分析項目が配列され、それらの反応容器へは分析項目
に応じて添加試料量が変えられ、反応容器が恒温槽内に
入っているときに各分析項目に応じた試薬が加えられ、
反応容器が恒温槽内に入っている状態で白色光を照射し
、透過光の内の分析項目に応じた単色光に基づく信号を
処理して各分析項目量を求めるのである。
In the present invention, multiple analysis items are arranged for each sample as one reaction container row, and the amount of sample added to each reaction container is changed according to the analysis item. Reagents according to each analysis item are added,
White light is irradiated onto the reaction vessel while it is in a constant temperature bath, and signals based on monochromatic light corresponding to the analysis item in the transmitted light are processed to determine the amount of each analysis item.

以下図面を参照して本発明の詳細な説明する。The present invention will be described in detail below with reference to the drawings.

液体試料を収容した各試料容器は機械的に連結され、試
料容器の列1を構成している。
Each sample container containing a liquid sample is mechanically connected to form a row 1 of sample containers.

当該試料容器はガラス、あるいは弗素樹脂、ポリエチレ
ンなどの高分子材料で構成されていることが好ましく、
これら容器の連結はたとえばチェインベルトなどによる
ことが好適であり、平面上では任意の方向に屈曲するこ
とができる。
The sample container is preferably made of glass or a polymeric material such as fluororesin or polyethylene;
These containers are preferably connected by, for example, a chain belt, and can be bent in any direction on a plane.

また容器間の結合、切り離しも簡便になし得るものであ
ることが必要で、上記チェインベルトはそれらの条件を
満足するものであるといえる。
It is also necessary that the containers can be connected and separated easily, and the chain belt described above can be said to satisfy these conditions.

そのような試料容器の列1中の各試料容器には試料A、
B、C・・・・・・が順次収納されている。
Each such sample container in row 1 of sample containers contains sample A;
B, C... are stored in order.

ピペッタ2は当該試料容器の列1から一定量の試料を分
取するためのもので、吸入保持した試料を別の反応容器
の列7に移す。
The pipettor 2 is for dispensing a certain amount of sample from the row 1 of sample containers, and transfers the sucked and held sample to the row 7 of another reaction container.

制御器21には各測定試料に係る測定分析項目が記憶さ
れている。
The controller 21 stores measurement and analysis items related to each measurement sample.

試料容器の送り車6は文字通り試料を順次吸入位置を通
るように送るためのもので、たとえば、試料Aが定位置
に停止されると、上記制御器21の信号によって上記ピ
ペッタ2の吸入、噴出口3が試料A中に入り、その一定
量が吸い上げられる。
The feed wheel 6 for the sample container is literally used to feed the sample sequentially through the suction position. For example, when the sample A is stopped at a fixed position, the pipettor 2 is activated to suction or eject in response to a signal from the controller 21. Outlet 3 enters sample A and a certain amount of it is sucked up.

続いて吸込噴出口3が吸入した試料を保持したまま上方
に持ち上り、上記試料容器の上端を越えたところで反応
容器の列7の上部に送られる。
Subsequently, the sample sucked in by the suction spout 3 is lifted upward, and when it passes the upper end of the sample container, it is sent to the upper part of the row 7 of reaction containers.

その後所定の試料添加位置に送られてきている反応容器
の中に入り、吸入した試料を噴出すると同時に、試料に
続いて稀釈液または試薬を反応容器に加える。
Thereafter, it enters a reaction container that has been sent to a predetermined sample addition position, and at the same time, the inhaled sample is ejected and a diluent or reagent is added to the reaction container following the sample.

なお、この際試料の吸入噴出口3の位置は、それが液面
に接触するように考慮することにより、よりすぐれた分
析精度が得られる。
In this case, better analytical accuracy can be obtained by considering the position of the sample suction/spouting port 3 so that it contacts the liquid surface.

以上の操作にしたがい、試料の一定量を分取すると、反
応容器の列7は別の送り車8,8′ によって一段前進
し、前記と同様に同じ試料Aから他の分析項目用の試料
の一定量を分取し、次の反応容器に移す。
When a certain amount of the sample is taken out according to the above operation, the row 7 of reaction vessels is moved one step forward by another feeder wheel 8, 8', and as before, samples for other analysis items are collected from the same sample A. Take a certain amount and transfer it to the next reaction vessel.

この際の分取量が前回の分析項目に対する量と異なるの
で、上記制御器21の信号によってピペッタの動作を制
御しその採取量を変化させる。
Since the amount to be collected at this time is different from the amount for the previous analysis item, the operation of the pipetter is controlled by the signal from the controller 21 to change the amount to be collected.

また、前記と同様な稀釈液を試料に続いて注入すると、
正確な分析ができないような場合には、別のピペッタ4
、吸入噴出口5を用いて分配操作する。
Also, if the same dilution solution as above is subsequently injected into the sample,
If accurate analysis is not possible, use another pipettor 4.
, the dispensing operation is performed using the suction and jet ports 5.

以上により試料Aから必要な分析項目数だけ反応容器の
列7に試料Aを分配すると、試料容器の列1は前記の送
り車6によって一段送られ、定位置に試料Bが位置され
る。
As described above, when the required number of analysis items from sample A are distributed to the row 7 of reaction containers, the row 1 of sample containers is fed one step by the feed wheel 6, and the sample B is placed in a fixed position.

次の試料Bについても必要な分析項目に対応する数だけ
、同じ反応容器の列Tの反応容器内に試料を分配する。
As for the next sample B, the number of samples corresponding to the necessary analysis items is distributed into the reaction vessels of the same column T of the reaction vessels.

このようにして反応容器の列7には分析すべき試料A、
B、C・・・・・・が順次分配され、並べられる。
In this way, the column 7 of reaction vessels contains the sample A to be analyzed;
B, C... are sequentially distributed and arranged.

いまたとえば試料Aについて、α。β、γの項目を分析
し、試料Bについてβ、δを分析するものであったとす
ると、反応容器の列7には容器の進行方向からみてα、
β、γ、β、δの順に試料の入った反応容器が並べられ
ることになる。
For example, for sample A, α. If the items β and γ were to be analyzed, and β and δ were to be analyzed for sample B, row 7 of reaction vessels had α, γ, and
Reaction vessels containing samples are arranged in the order of β, γ, β, and δ.

たとえば、分析項目αに関してみれば、分注器15とそ
の噴出口9によって第一の試薬が添加され、別の分注器
18とその噴出口12によって第二の試薬が、さらに別
の分注器20とその噴出口14によって第三の試薬が添
加されるものとし、分析項目βの分析に関しては分注器
17と、その噴出口10によって試薬が添加されるとす
る。
For example, regarding the analysis item α, a first reagent is added by the dispenser 15 and its spout 9, a second reagent is added by another dispenser 18 and its spout 12, and then another reagent is added by another dispenser 18 and its spout 12. It is assumed that a third reagent is added through the vessel 20 and its spout 14, and for analysis of analysis item β, a reagent is added through the dispenser 17 and its spout 10.

一方、分析項目δの分析に関しては、分注器19とその
噴出口13によって試薬が添加され、分析項目γに関し
ては分注器16と噴出口11によって試薬が添加される
ものとする。
On the other hand, for the analysis of the analysis item δ, the reagent is added using the dispenser 19 and its spout 13, and for the analysis item γ, the reagent is added using the dispenser 16 and the spout 11.

前記のαの分析に係る反応容器が噴出口9の位置に来る
と、制御器21によって試薬の必要量が添加される。
When the reaction vessel related to the analysis of α comes to the position of the spout 9, the necessary amount of reagent is added by the controller 21.

次に反応容器が一段送られるが、噴出口9の下部に分析
項目αとは無関係である反応容器が送られて来た場合に
は、試薬の添加は行われない。
Next, one reaction container is sent, but if a reaction container unrelated to the analysis item α is sent to the lower part of the spout 9, no reagent is added.

以上の工程に基づいて制御器に反応ラインの位置が記憶
され、これが一段送られることによって記憶されている
位置が動くようになっている。
Based on the above steps, the position of the reaction line is stored in the controller, and the stored position is moved by advancing the line one step.

α、βなどの分析に関係する位置がわかっているので、
αに関係する反応容器が試薬の添加に必要な位置に来る
と制御器21から試薬を分注するための信号が出る。
Since the positions related to analysis such as α and β are known,
When the reaction container associated with α comes to the position required for adding the reagent, a signal for dispensing the reagent is output from the controller 21.

反応促進と高精度測定のために、所定温度に保温した恒
温槽22に反応容器を入れる。
The reaction container is placed in a constant temperature bath 22 kept at a predetermined temperature for reaction promotion and high precision measurement.

図示のように恒温槽内の反応容器に各試薬を添加し、恒
温浴で反応温度を上げることによって反応を促進し、恒
温槽22中において反応容器が光度計による測光位置に
来たときに測定をすすめる。
As shown in the figure, each reagent is added to a reaction container in a thermostatic bath, the reaction is accelerated by raising the reaction temperature in a thermostatic bath, and the measurement is performed when the reaction container comes to the photometry position using a photometer in the thermostatic bath 22. I recommend.

この場合の測定操作において、測定に供する試料33の
例について説明すると、多波長光度計24の光源23お
よび分散子25、単色光検知器26、増幅器27などが
その測定に関与することになる。
In the measurement operation in this case, an example of the sample 33 to be measured will be described. The light source 23 and dispersion element 25 of the multi-wavelength photometer 24, the monochromatic light detector 26, the amplifier 27, etc. will be involved in the measurement.

反応容器を恒温液内におくことは反応容器表面の乱反射
を防止する。
Placing the reaction container in a constant temperature solution prevents diffused reflection on the surface of the reaction container.

測定操作の一つは、測定試料33が光源23の白色光が
通る光束上に来たとき静止し、この際の単色光信号を検
知し、さらに前記の測定試料33が光束を横切るときの
最大値または最小値を測定することである。
One of the measurement operations is to stop the measurement sample 33 when it comes to the beam of light passing by the white light of the light source 23, detect the monochromatic light signal at this time, and further detect the maximum value when the measurement sample 33 crosses the beam. is to measure a value or minimum value.

上記の最大値の検知はコンデンサを主体とする信号保持
回路28によって保持される。
Detection of the above maximum value is held by a signal holding circuit 28 mainly composed of a capacitor.

測定試料は、分析項目の順序α、β、γ、β。The measurement sample has the order of analysis items α, β, γ, β.

δ・・・・・・の順序にしたがって送られ、かつ測定波
長も一種類ではないので、対象とする測定試料、測定項
目などによって当該測定波長を変更することが必要であ
る。
Since the signals are sent in the order of δ... and there is more than one type of measurement wavelength, it is necessary to change the measurement wavelength depending on the target measurement sample, measurement item, etc.

このような測定波長の切替は制御器21の信号によって
選択スイッチ29を動作させて行う。
Such switching of the measurement wavelength is performed by operating the selection switch 29 in response to a signal from the controller 21.

この例では反応容器は光に対して透明である物質によっ
て形成されている。
In this example, the reaction vessel is formed of a material that is transparent to light.

分析装置に関与する制約を少なくし、分析方法自体を単
純化するため、本実施例の装置では通常2種類以上の波
長の組合せを用いる。
In order to reduce restrictions related to the analysis apparatus and simplify the analysis method itself, the apparatus of this embodiment usually uses a combination of two or more types of wavelengths.

以上に説明した具体例のほか、試料容器の不透明の問題
、汚染の問題を解決するために、一種類の波長で測定し
、さらに別の種類の波長で測定してその両信号に対数変
換などの変換処理を行ったのち、両者の此、差などの換
算をさらに行い、上記の問題点を解消する。
In addition to the specific examples explained above, in order to solve the problem of opacity of sample containers and contamination, measurements can be taken at one type of wavelength, then measured at another type of wavelength, and both signals can be converted logarithmically. After performing the conversion process, the difference between the two is further converted to solve the above problem.

前記の選択スイッチ29で分析項目αの分析を行うに際
してはλ1とλ2の信号を、βの分析にはλ、と、λ3
の信号を取出し、関数変換回路30にそれぞれの信号を
導き、計算回路31で必要な演算を行い、その結果を表
示器32で表示する。
When analyzing the analysis item α using the selection switch 29, the signals λ1 and λ2 are sent, and when analyzing β, the signals λ and λ3 are sent.
The signals are taken out, each signal is guided to a function conversion circuit 30, a calculation circuit 31 performs necessary calculations, and the results are displayed on a display 32.

以上説明したように本発明によれば、1つの反応容器列
であっても複数の分析項目を各試料について順次分析す
ることができるので、分析計の小形化をはかることがで
き、しかも、各分析項目について適正な量の試料採取が
でき、試薬添加されてもすぐに恒温化されるので、精度
の高い分析結果が得られる。
As explained above, according to the present invention, multiple analysis items can be sequentially analyzed for each sample even in one reaction vessel row, so the analyzer can be downsized, and each An appropriate amount of sample can be collected for each analysis item, and the temperature is immediately maintained even after reagents are added, so highly accurate analysis results can be obtained.

【図面の簡単な説明】[Brief explanation of drawings]

第1図は本発明の一実施例の概略構成を示す説明図であ
る。 1・・・・・・試料容器の列、2,4・・・・・・ピペ
ッタ、3゜5・・・・・・吸入噴出口、7・・・・・・
反応容器の列、9〜14・・・・・・分注器の噴出口、
15〜20・・・・・・分注器、21・・・・・・制御
器、22・・・・・・恒温槽、24・・・・・・多波長
分光光度計、25・・・・・・分散子、26・・・・・
・検知器、27・・・・・・増幅器。
FIG. 1 is an explanatory diagram showing a schematic configuration of an embodiment of the present invention. 1... Row of sample containers, 2, 4... Pipettor, 3゜5... Suction/spout port, 7...
Rows of reaction vessels, 9 to 14...dispenser spout,
15-20...Dispenser, 21...Controller, 22...Thermostat, 24...Multi-wavelength spectrophotometer, 25... ...Distributor, 26...
・Detector, 27...Amplifier.

Claims (1)

【特許請求の範囲】[Claims] 1(a)反応容器の列が恒温槽の中で移動するように移
送する反応容器移送装置、(b) 上記反応容器の列
は、同じ試料に関する複数の異種分析項目用反応容器の
列と、別の試料に関する複数の異種分析項目用反応容器
の列が直列に配列されたものであること、(C) 上
記反応容器が上記恒温槽内に入っている状態で、それぞ
れの分析項目に応じた試薬を各反応容器に加える試薬供
給部、(d) 上記反応容器列のうちで試料添加位置
に位置づけられた反応容器の分析項目に応じてその反応
容器へ加える試料の量を変える試料添加装置、(e)
反応液の入った反応容器が上記恒温槽内に入っている
状態で上記反応容器に光源からの光を照射し、その反応
容器の透過光を取り出し、上記反応液の分析項目に応じ
た単色光信号を処理する光信号処理装置、を含むことを
特徴とする臨床検査用分析計。
1 (a) a reaction container transfer device that moves a row of reaction containers in a constant temperature bath; (b) the row of reaction containers is a row of reaction containers for a plurality of different analysis items related to the same sample; A plurality of rows of reaction containers for different analysis items related to different samples are arranged in series; (C) The reaction containers are placed in the thermostatic chamber, and the reaction containers are arranged in series according to each analysis item. (d) a sample addition device that changes the amount of sample added to the reaction container according to the analysis item of the reaction container positioned at the sample addition position in the reaction container row; (e)
While the reaction container containing the reaction solution is placed in the thermostatic chamber, the reaction container is irradiated with light from a light source, the transmitted light of the reaction container is extracted, and monochromatic light is generated according to the analysis item of the reaction solution. An analyzer for clinical testing, comprising an optical signal processing device that processes signals.
JP56047667A 1981-03-30 1981-03-30 Analyzer for clinical testing Expired JPS5838744B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56047667A JPS5838744B2 (en) 1981-03-30 1981-03-30 Analyzer for clinical testing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56047667A JPS5838744B2 (en) 1981-03-30 1981-03-30 Analyzer for clinical testing

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP6778073A Division JPS5521303B2 (en) 1973-06-18 1973-06-18

Publications (2)

Publication Number Publication Date
JPS5730931A JPS5730931A (en) 1982-02-19
JPS5838744B2 true JPS5838744B2 (en) 1983-08-25

Family

ID=12781607

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56047667A Expired JPS5838744B2 (en) 1981-03-30 1981-03-30 Analyzer for clinical testing

Country Status (1)

Country Link
JP (1) JPS5838744B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0342018Y2 (en) * 1984-05-31 1991-09-03

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6381978B2 (en) 2013-07-05 2018-08-29 キヤノンメディカルシステムズ株式会社 Automatic analyzer

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3696247A (en) * 1970-11-12 1972-10-03 Lionel D Mcintosh Vehicle exhaust emissions analyzer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3696247A (en) * 1970-11-12 1972-10-03 Lionel D Mcintosh Vehicle exhaust emissions analyzer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0342018Y2 (en) * 1984-05-31 1991-09-03

Also Published As

Publication number Publication date
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