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Method and device for testing platelet aggregation

A technology of platelet aggregation and determination method, which is applied in the direction of transmittance measurement, testing of moving fluid/granular solid, etc., which can solve the problems affecting the accuracy of test results, prolonging the test time, and contamination of operators, so as to protect the health of the body and avoid Accuracy, the effect of improving test speed

Active Publication Date: 2010-11-10
山东泰利信医疗科技有限公司
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the test method of this patent has major defects. Only one blood sample can be measured at a time, which belongs to the category of manual measurement, which will not only prolong the test time, but also affect the accuracy of the test results due to manual negligence. Personnel contamination due to direct contact with patient blood samples

Method used

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  • Method and device for testing platelet aggregation
  • Method and device for testing platelet aggregation
  • Method and device for testing platelet aggregation

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Embodiment 1

[0025] see figure 1 , the measuring method of platelet aggregation of the present invention, uses a kind of automatic platelet aggregation instrument, measures according to photoelectric turbidimetry, and described automatic platelet aggregation instrument comprises test core device, cleaning plate device, reagent bottle device, sample tray Device, sampling needle and cleaning needle device, the sampling needle is connected to the automatic sampling pipeline, and the cleaning needle is connected to the automatic cleaning pipeline; the technical content of the automatic platelet aggregation instrument refers to the description of the second embodiment, and the determination The steps are:

[0026] a. Collect the patient's blood sample (according to the detection standard dosage, usually 5ml), carry out anticoagulant treatment on the blood sample, generate anticoagulant whole blood, and centrifuge the anticoagulant whole blood to prepare platelet-rich plasma and platelet-poor pl...

Embodiment 2

[0035] see figure 2 , image 3 , Figure 4 , the automatic platelet aggregator of the present invention has a machine base, which is provided with a photoelectric turbidimetric test circuit, an automatic control circuit and a matching program, and the testing machine core device is arranged successively on the test table 11 of the said machine base 1 7. Cleaning tray device 6, reagent bottle device 5, sample tray device 4; a plurality of test cups 71 are arranged in the test movement device, and a detection optical path system is arranged around the test cups, and the detection optical path system includes a complete set of configurations A light-emitting transistor circuit and a photoelectric conversion circuit; a magnetic stirring device is set under the test cup; a cleaning liquid bottle and a waste liquid collection bottle are included in the cleaning plate device; a low temperature maintenance device is set on the reagent bottle device; the sample plate device A plural...

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Abstract

The invention discloses a method for testing platelet aggregation. A fully automatic platelet aggregometer is used for testing according to photoelectric turbidimetry. The method comprises the following test steps of: preparing a platelet aggregation inducer, putting prepared platelet rich plasma and platelet poor plasma into a sample disk device, instructing a sample adding needle to absorb the platelet poor plasma, injecting the platelet poor plasma into a test cup of a test core device and reading the transmittance data of a of a platelet poor plasma sample; instructing the sample adding needle to absorb the platelet rich plasma, injecting the platelet rich plasma into the test cup of the test core device and reading the transmittance data of a platelet poor plasma sample; instructing the sample adding needle to absorb the platelet aggregation inducer, injecting the platelet aggregation inducer into the test cup of the test core device and reading the transmittance data of an inductor sample; and calculating the maximum platelet aggregation rate of a tested blood sample and generating a test report according to input patient information.

Description

technical field [0001] The invention relates to a method and equipment for measuring platelet aggregation parameters. The method uses a fully automatic platelet aggregation instrument to measure according to photoelectric turbidimetry. The aggregation instrument includes a test core device, a cleaning plate device, a reagent bottle device, A sample disk device, a sampling needle and a cleaning needle device, the sampling needle is connected to the automatic sampling pipeline, and the cleaning needle is connected to the automatic cleaning pipeline. Background technique [0002] Chinese patent 90207370.2 discloses an intelligent platelet aggregation instrument, including a complete machine consisting of a power supply, a temperature control circuit, a photoelectric conversion circuit, an amplifier circuit, a program-controlled amplifier circuit, an analog-to-digital conversion circuit, a data conversion circuit, an input and output circuit, a display, a keyboard, a printer, It...

Claims

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Application Information

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IPC IPC(8): G01N21/85G01N21/59
Inventor 陈生肖继昌
Owner 山东泰利信医疗科技有限公司
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