针头

Some stars look as tiny as pinheads, but they are even bigger than the sun in fact.

有些星星看起来像针头一样, 们实际上甚至比太阳还大。

Objective To explore the clinical effect of lessening intravenous transfusion pain by direct puncture vein near half a opisthenar.

目的探讨手背1/2附近静脉在输液时针头直刺入静脉减轻疼痛的效果。

415 cases of allergic rhinitis were treated with self-made needle and injected triamcinolone acetonide to block the sphenopalatine ganglion through mouth cavity.

变应性炎患者415例,男270例,女145例。用自制封闭针头于口腔径路行曲安奈德蝶腭神经节封闭术。