| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a catheter connector which can prevent the loosening of a threaded portion which may cause a liquid medicine to leak and prevent components from getting damaged by the rotation of the connector. <P>SOLUTION: A tooth portion 20 is provided on the outside periphery of a supply source side cylindrical body 3 along the circumferential direction, a protrusion piece 10 with a claw portion which can be engaged with the tooth portion 20 by the action of an external thread portion 7 and an internal thread portion 14 in a threading advance and retreat direction is provided on the outside periphery of a catheter side cylindrical body 2. The protrusion piece 10 is formed of a material which elastically deforms in accordance with the action of the claw portion 10B to climb over the gear portion 20 due to the application of a relative prescribed rotational force to the catheter side cylindrical body 2 and the supply side cylindrical body 3. <P>COPYRIGHT: (C)2007,JPO&INPIT |
