| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a safe injection needle which does not injure a human body by mistake when the needle distal end is guided into a cavity. <P>SOLUTION: On the outside of an injection needle equipped with a connecting section for fitting a syringe, a protective tube of which the total length is shorter than the length of the needle by approximately 2 cm is provided in a manner to be movable along the external surface of the needle accompanying an operation force from the connecting section side for this safe injection needle. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
