Ready-to-use urinary catheter assembly

A catheter assembly comprising:

• an outer package containing:
• a urinary catheter having a proximal end region and a distal end region, the urinary catheter also having a catheter shaft including a proximal insertion end portion and a distal end portion having a drainage member associated therewith, the urinary catheter having a hydrophilic surface;
• a collapsible sleeve defining a compartment that contains at least a segment of the catheter shaft, a distal end portion of the sleeve being attached to the distal end region of the urinary catheter;
• an amount of liquid located within the compartment of the sleeve and in contact with the hydrophilic surface;
• an introducer located at a proximal end portion of the sleeve, the introducer comprising an insertable portion configured to be inserted into an opening of a urethra, the introducer including a passageway therethrough and a proximal opening for passage of the catheter shaft therethrough;
• and
• a removable cap covering the introducer wherein the cap includes an anti-leak element comprising an internal surface of the cap that comprises a membrane that abuts and conforms to the insertable portion of the introducer.