目前国内一次性输液针手瓣装配基本上采用手工装配，因而存在许多弊端。
Hand petal of intravenous needles for single use is assembled by hand in most enterprises in China, but there are many shortcomings.
探讨一次性静脉血样采血针在浅静脉采血、输液中的适用范围与优越性。
Objective: to probe into the applicability and superiority of disposable venous blood lancet for superficial venous blood collection and intravenous fluid infusion.
一次性使用静脉输液针由保护套、针管、针柄、软管、针座组成。
The disposable iv infusion set needle consist of protective cover, needle tube, needle handle, flexible tube, needle seat.
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