CN2179103Y - 一次性试管采血器 - Google Patents

一次性试管采血器 Download PDF

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Publication number
CN2179103Y
CN2179103Y CN 93245830 CN93245830U CN2179103Y CN 2179103 Y CN2179103 Y CN 2179103Y CN 93245830 CN93245830 CN 93245830 CN 93245830 U CN93245830 U CN 93245830U CN 2179103 Y CN2179103 Y CN 2179103Y
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test tube
blood
utility
model
punch block
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Expired - Fee Related
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CN 93245830
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尚礼
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Individual
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Abstract

一种一次性采血器,配上针尖可用来抽血,由于 试管代替了针筒,血液直接注入试管,毋需像一般注 射器那样再将血液注入试管。若需要采集多种血样, 本实用新型也可将血样注到别的试管里。

Description

本实用新型涉及从人体内取出介质的器械,是一种一次性直接用试管抽血的采血器。
在现有技术领域中,对人体采集血样可采用普通一次性注射器抽血,但尚需将血样注入试管。
本实用新型采血器在抽血时预置试管内的负压腔,利用负压腔直接将血抽至试管内,必要时还可将血样注入别的试管。
本实用新型的采血器包括试管、活塞和中空的针架。结合附图对本实用新型作下面的描述:
试管1和活塞2可相对滑动,而活塞2固定在针架3的后端3a上。针架3为中空的圆柱形,和试管1的后端1a形成一个空腔。针架的前端3b大小尺寸可与标准的针头相配,若针架的前端3b装上针头刺入肌肤后把试管1往后拉,则试管1的后端1a和针架3组成的空腔形成负压空间。这时捏紧针架3而使试管1维持不动,一旦针头刺进静脉,血液就会流入试管内。
如果需要将血样分注入其他试管,可以拔掉针头后,将试管1相对针架3往前推,血样就可以从试管中注入别的试管。

Claims (2)

1、一种采血器,它包括有试管1、针架3和活塞2,本实用新型的特征是:
a.针架3为中空圆柱形,它的前端3b大小尺寸与标准的针头相配,而活塞2固定在它的后端3a上;
b.活塞2和试管1可相对滑动。
2、根据权利要求1所述的采血器,其特征是:试管1的后端1a和针架3组成的空腔可形成负压空间。
CN 93245830 1993-11-25 1993-11-25 一次性试管采血器 Expired - Fee Related CN2179103Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 93245830 CN2179103Y (zh) 1993-11-25 1993-11-25 一次性试管采血器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 93245830 CN2179103Y (zh) 1993-11-25 1993-11-25 一次性试管采血器

Publications (1)

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CN2179103Y true CN2179103Y (zh) 1994-10-12

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Family Applications (1)

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CN 93245830 Expired - Fee Related CN2179103Y (zh) 1993-11-25 1993-11-25 一次性试管采血器

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CN (1) CN2179103Y (zh)

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