| Customization: | Available |
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| Certifacation: | TUV,CE,ISO |
| Transport Package: | Carton |
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Non-Vacuum Blood Tube A non-vacuum blood tube is a clinical container for blood sample collection and storage, distinguished from vacuum-sealed tubes by the absence of pre-set internal negative pressure. It is usually made of medical-grade materials-either shatter-resistant plastic (e.g., polyethylene terephthalate, PET) or borosilicate glass-to ensure biocompatibility and prevent sample contamination. Its basic structure includes an open or stopper-sealed top (to maintain sterility) and a smooth inner wall (to reduce blood cell damage during handling). To meet different diagnostic needs, non-vacuum tubes often contain targeted additives: anticoagulants (e.g., EDTA, heparin) for preserving whole blood samples (used in hematology tests like cell counting), or clot activators (e.g., thrombin) to speed up serum separation (for biochemistry or serology analyses). They are widely applied in scenarios requiring flexible blood volume control, such as pediatric blood collection (where small volumes are needed), point-of-care testing (POCT), or manual blood draws-where blood is first collected via a syringe and then transferred into the tube. Compared to vacuum tubes, non-vacuum versions avoid issues like vacuum failure (which causes inaccurate blood volume) and are more cost-effective for low-throughput testing. However, they require strict operation: users must ensure sterile handling to prevent contamination and control blood flow (via gravity or gentle syringe pressure) to avoid hemolysis. In clinical practice, non-vacuum blood tubes complement vacuum systems, playing a key role in addressing specific sampling needs and supporting diverse diagnostic workflows.
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