Conclusion: Auricular lobules are best perforated with Nd:YAG laser or semiconductor diode laser and syringe needle after strict sterilization.

结论：穿耳孔宜用激光或经严格消毒后的注射器针头，配戴纯金或银耳饰。

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Grounding on the condition of force acting on the fluid in the syringe needle, a simple evaluation model is attained for the flow rate and the dot volume.

针对针尖胶体的受力情况，建立了一个简单的流量或胶点体积估计模型。

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Conclusions the bone marrow puncture with disposable syringe needle is a convenient, quickly and safe method for the elder patient with little side effect and it is worth popularizing.

结论应用一次性注射针头进行老年人胸骨骨髓穿刺，具有方便、快捷、安全、损伤小、取材好等优点。

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Once a vein is detected at a suitable depth, the device alerts the operator, who pushes the syringe needle into the patient's flesh and injects the medicine.

ECONOMIST: Medical technology

Kwiatkowski flushed the syringe and needle down the toilet, according to the employee.

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This is done using a needle and syringe under a general anaesthetic in a hospital.

BBC: Spit test for bone marrow matches