Patent ID: 11877764
Assignee: NATIONAL UNIVERSITY CORPORATION TOKYO MEDICAL AND DENTAL UNIVERSITY
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 7:
8. A treatment tool part, comprising:
a flexible tube;
a suction cup positioned at one end of the flexible tube and having an opening portion configured to communicate with the flexible tube;
a linear body having one end side fixed to the one end of the flexible tube or the suction cup;
a female connector having a hollow accommodation portion and positioned at the other end of the flexible tube; and
a linear body-side connector having a connection portion on one end side thereof and a tapered protrusion portion on the other end side thereof such that the linear body-side connector is positioned on the other end side of the linear body and configured to be detachably connected to the female connector,
wherein the accommodation portion is a female luer which has an opening at one end and in which an inner diameter of the accommodation portion decreases in a depth direction from the opening, and a spiral groove is formed on an inner peripheral surface of the female Luer.