Objective To investigate the methods of holding needle in venipuncture.
目的探讨静脉穿刺的持针方法。
According to the invention, the needle has a cannelure (14), for holding a supporting element (19) with a form of strip (20).
根据本发明，该针具有套管（14），用于保持具有条带（20）形式的支撑元件（19）。
An acceptable thimble is metal and fits snugly on the middle finger of the needle - holding hand.
好的顶针是金属制成的，并能舒适地戴在拿针的手的中指上。
A pressure relief valve from the main valve, pressure relief / holding pressure pilot valve needle valve, ball valve, micro shaped filter and pressure gauge hydraulic control over the system.
进口持压泄压阀由主阀、泄压/持压导阀针阀、 、球阀、微形过滤器和压力表组成水力控制接管系统。
Consequently, the pivoting movement of the holding-down and knock-over sinker (5) is forced to follow the back-and-forth linear movement of the knitting needle (4).
因此，迫使退圈和脱圈沉降片的枢转运动随动织针（4）的前后线性运动。
The system of a needle-holding robot was designed based on the decomposition of 3D needle-motion during ultrasound-guided microwave ablation of liver cancer.
在分析超声引导微波消融肝肿瘤治疗过程中扶针助手的具体扶针动作的基础上，对医学扶持机器人的系统进行了设计。
The system of a needle-holding robot was designed based on the decomposition of 3D needle-motion during ultrasound-guided microwave ablation of liver cancer.
在分析超声引导微波消融肝肿瘤治疗过程中扶针助手的具体扶针动作的基础上，对医学扶持机器人的系统进行了设计。
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