| 摘要 |
A capillary receptacle for the extraction and storage of blood, which receptacle features the improvement that an insert is provided for the receptacle, said insert having a cylindrical main portion inserted into the opening portion of the receptacle and a short funnel-shaped portion adjacent thereto, the tip of which has such a small inner diameter that blood externally thereof is drawn in by capillary action, whereas the main portion has such a large inner diameter that the entering blood is able to freely flow off.
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