| 摘要 |
<P>PROBLEM TO BE SOLVED: To certainly house an injection needle inside a cover by safe and simple operation. <P>SOLUTION: The syringe is equipped with the injection needle 1 having a locking chip provided to the rear end thereof, an outer cylinder 3 for supporting the injection needle in a freely detachable manner through the locking chip and a plunger for forming a filling space for a liquid medicine inside the outer cylinder 3 and discharging the liquid medicine from the tip of the injection needle 1 by sliding the plunger. In this syringe, a base having a slot 5a extending along the injection needle 1 fixed and held to the locking chip and a protective cover 6 held to the slot 5a of the base in a slidable manner through a pivotal support shaft are arranged. A through-hole 6a for exposing the injection needle so as to cover the leading end part of the base at the rear end of the slot 5a and a demarcating recessed part for housing the tip of the injection needle 1 in the cover by the revolution centering around the pivotal support shaft at the leading and of the slot 5a are formed to the protective cover 6. <P>COPYRIGHT: (C)2003,JPO |
