A biological sample metal element enrichment extraction device and extraction method

By combining the limiting mechanism and the test tube rack shaking function, the problem of extractant adhesion and contamination is solved, the automated operation of the device and the accuracy of the test results are achieved, and the experimental process is simplified.

CN122409290APending Publication Date: 2026-07-17

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Filing Date
2026-05-22
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing biological sample metal element enrichment and extraction devices, the extract tends to adhere to the outer wall of the device during the dripping process, leading to contamination and cross-contamination, which affects the accuracy of the test results.

Method used

A device for enriching and extracting metal elements from biological samples was designed. The device automatically locks the dropper head through a limiting mechanism to prevent loosening and displacement, and automatically resets after the dropper is dispensed to collect residual liquid. Combined with the shaking function of the test tube rack, the extract and sample are thoroughly mixed, simplifying the operation process.

Benefits of technology

It effectively prevents the extraction liquid from dripping and contaminating the equipment, simplifies the disassembly and replacement process, improves the cleanliness of the experimental environment and the accuracy of the test results, and reduces mixing time and energy consumption.

✦ Generated by Eureka AI based on patent content.

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Abstract

本发明提供一种生物样本金属元素富集萃取装置及萃取方法,涉及生物样本实验技术领域,包括:工作台,所述工作台的顶部右侧放置有富集分离器;所述工作台的顶部居中位置放置有摇匀器;所述工作台的顶部左侧放置有滴液箱。本发明设置可自动切换位置的收集杯,滴液前自动旋转与样本试管及伸入滴液头错位,避免干涉,滴液完成后自动复位至伸入滴液头下方,承接残留液体,避免样本液滴落污染设备,保障实验环境洁净,解决了滴液头伸入样本内部后,其外壁易粘附部分生物样本及萃取液,滴液完成后,这些附着的液体易滴落至设备非指定位置,不仅会污染设备、影响实验环境洁净度,还可能造成样本交叉污染的问题。
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