Patent ID: 11911578
Assignee: TERUMO KABUSHIKI KAISHA
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A catheter assembly comprising:
a catheter;
a catheter hub fixed to a base end portion of the catheter;
an inner needle having a needlepoint, inserted into the catheter;
a needle hub coupled to the inner needle;
a needle support portion configured to support the inner needle through the catheter on a leading end side beyond the catheter hub, the needle support portion having a pair of support arms openable and closeable in a different direction to an axis of the inner needle;
a restraining portion capable of restraining the pair of support arms in a closed state and releasing a restraint of the pair of support arms; and
wherein the restraining portion is movable with respect to the pair of support arms by a distal movement of the catheter hub relative to the inner needle, which releases the restraint with respect to the pair of support arms.