| 摘要 |
A catheter unit comprising a catheter having a hub, a connector and catheter, the connector comprising a first port, a second port, and third port. The first port, located at the proximal end of the connector and protruding from the connector, is coupled to a lock member. The second port, located within a cylindrical portion of the connector, is adapted to receive a guidewire. The third port is located at the distal end of the connector.
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