Infusion set

  • US 20050107743A1
  • Filed: 11/18/2003
  • Published: 05/19/2005
  • Est. Priority Date: 11/18/2003
  • Status: Active Grant
First Claim
Patent Images

1. An infusion set comprising:

  • a base having upper and lower sides, a base cannula extending downwardly from the lower side, and a port extending upwardly from the upper side, the port being in fluid communication with the base cannula, and the port comprising a septum adapted to seal said port from fluid communication therethrough;

    an adhesive layer mounted to the lower side of the base;

    an introducer cap adapted to be pressed against the upper side of the base and removably attached to the base, the introducer cap comprising upper and lower sides, and a needle extending downwardly from the lower side, the needle being adapted to extend through the septum on the upper side of the base and through the base cannula on the lower side of the base, whereby the attached base and introducer cap are adapted to be pressed against a patient'"'"'s skin such that the introducer needle pierces the skin and the adhesive layer on the lower side of the base contacts the skin;

    an infusion cap comprising an upper side and a lower side, the infusion cap being adapted to be pressed against the upper side of the base and removably attached to the base after disengagement of the introducer cap from the base, the infusion cap being adapted to rotate with respect to the base while engaged, the infusion cap comprising an infusion cannula extending downwardly from the lower side of the infusion cap, and an elongate flexible lumen in fluid communication with the infusion cannula, the infusion cannula being adapted to extend through the septum on the upper side of the base upon engagement of the infusion cap and the base to place the flexible lumen and the infusion cap in fluid communication with the base cannula.

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