| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent the occurrence of an erroneous thrusting accident at the time of covering a liquid-chemical injection needle, which is used for percutaneously injecting a liquid chemical into a buried catheter used for dosing the liquid chemical to a patient for a long period, with a protector P for liquid-chemical injection needle or handling a waste material containing the protector etc., fitted with a used liquid-chemical injection needle with respect to the protector P and a needle unit N. <P>SOLUTION: After the liquid-chemical injection needle N is fitted into a needle hub fitting section 2 in a state where a supporting surface is formed by means of a supporting material 4 attached to the lower end of a cannula housing pipe 1 and the protector P is erected upright, the main body of a needle hub 3 fitted to the needle hub fitting section 2 of a cannula housing port 11 formed at the other end of the cannula housing pipe 1 is restrained and surely fixed by means of the supporting material 4 which is removed and diverted thereafter. <P>COPYRIGHT: (C)2004,JPO&NCIPI |
