Patent ID: 11872366
Assignee: KOYO SANGYO CO., LTD.
Field: Medical technology (Instruments)
Classification: CPC A  F | IPC A

Claim 6:
7. The connecting structure for medical use according to claim 1, wherein:
a loosening prevention mechanism is disposed between the support portion of the male connector and the mounting portion of the threadedly engageable cylinder, the loosening prevention mechanism prohibiting the threadedly engageable cylinder from being rotated in a loosening direction with respect to the male connector in a state where the male luer portion and the female luer portion are joined;
the loosening prevention mechanism includes ratchet teeth formed in one of the support portion of the male connector and the mounting portion of the threadedly engageable cylinder over an entire periphery, at least one elastic leaf formed in the other of the support portion and the mounting portion and a second engageable claw formed in the elastic leaf and engageable with the ratchet teeth; and
the elastic coefficient of the elastically deformable portion of the torque limiting mechanism is higher than an elastic coefficient of the elastic leaf of the loosening prevention mechanism.