Portable Blood Detection System on the Basis of Dry-Type Chemical Method

Author:

Cui Xiu Mei1,Chen Feng2,Du Yao Hua2,Li Chao2,Gu Biao3,Duan Hao4,Wu Tai Hu2

Affiliation:

1. Logistics University of CAPF

2. Academy of Military Medical Science

3. Institute of Medical Equipment; Academy of Military Medical Science

4. Institute of Medical Equipment

Abstract

This paper presents a portable blood detection system on the basis of dry-type chemical method. Controlled by TM320VC5509A, a high-precision Digital Signal Processor, provided light source by line spot semiconductor laser (LD), converted between light and electricity by photocoupler, the system can fulfill the conventional detection and measurement of blood cells parameters. As for the stability of the system, the test results showed that the relative standard deviation of the parameters of the blood cells were all below 1.7%. The contrast experiment on Sysmex XT-1800i showed that with hematocrit (HCT), hemoglobin (HGB), lymphocytes and moncytes (LM), granulocytes (GRAN), platelets (PLT) and white blood cell (WBC) as contrast items, the correlation coefficients of the system were 0.9910.9720.9520.9860.979 and 0.985 respectively. The volume and time measurements of the system were designed as (25×20×10) cm3and 60s. The system can fulfill some functions such as indicating records, seeking information and deleting. The system will have a wide application prospect in rapid test of blood in field and emergency examination.

Publisher

Trans Tech Publications, Ltd.

Reference8 articles.

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3. Jiang Jingting, Zhou Keqin, Xie Yanlong, etc. Dry type blood cell analyzer and its performance evaluation [J]. Information Guide for Clinical Laboratory, 1995, 2(1):25-27.

4. Agranoff BW, Vallee BL, Waugh DF. Centrifugal subfractionation of polymorphonuclear leukocytes, Lymphocytes and Erythrocyte [J]. Blood. 1954 Aug; 9(8): 804-9.

5. Wang Xingzhen, Zhu Shenghua, Liu Qing, Field evaluation of QBC technique and fluorochrome stain applied to rapid diagnosis of vivax malaria . ⅠEffectivenesss of the QBC, technique for diagnosing vivax malaria in field work [J]. Journal of Practical Parasitic Diseases, 1995, 3(1):16-21.

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