Patent ID: 8287518
Filing Date: 2012-10-16
Classification: A61M

Abstract:
1. A connecting structure for a connector, comprising: a male-side connector including a male luer part, and a first pipe body in linking communication with the male-side connector; a female-side connector including a female luer part and capable of mating with the male luer part, and a second pipe body in linking communication with the female-side connector, the second pipe body including a male screw formed on an outer peripheral surface thereof, the male screw having a plurality of protrusions, wherein a rubber stopper is fitted into the second pipe body at a portion where it acts as a female luer part, the rubber stopper having a slit which passes between the inside of the second pipe body and the outside of the second pipe body so as to form part of a flow channel in the second pipe body, such that when the flow channel in the second pipe body is in use, the male luer part of the male-side connector is inserted into the slit of the rubber stopper which enables the male-side connector to link in communication with the inside of a chamber attached to the second pipe body; and a lock ring disposed on the outer peripheral surface of the male luer part, the lock ring including a female screw formed on an inner peripheral surface thereof, the female screw comprising an extruded helical path intersected by a plurality of recesses, such that when the male screw of the second pipe body and the female screw of the lock ring are screwed together, the recesses of the female screw of the lock ring engage with the protrusions of the male screw of the second pipe body when the male screw and the female screw are in an appropriate screwed state.