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Puncture device with a flexible catheter tube for connecting to a medical infusion line

  • US 20060015076A1
  • Filed: 07/15/2005
  • Published: 01/19/2006
  • Est. Priority Date: 07/15/2004
  • Status: Active Grant
First Claim
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1. A puncture device comprising a flexible catheter tube for connecting to a medical infusion line having a catheter hub attachable at a puncture site on the skin surface of a patient, and having a connector for connecting the infusion line and an outlet for the flexible catheter tube, and a needle holder having a puncture needle, wherein the flexible catheter tube is arranged in an interior of the catheter hub and extends out through the outlet with its output end, wherein the end of the flexible catheter tube opposite the output end is located in the interior of the catheter hub in the area of the connector and separated from the surrounding area by a septum, and wherein the needle holder securely fastens the puncture needle insertable into a passage channel of the catheter tube at the end opposite the pointed or sharp puncture tip, and is detachably arranged at the connector in a starting position of the puncture device such that the puncture needle penetrates the septum and is guided in the passage channel of the catheter tube beyond the output end, wherein the outlet is arranged on a bottom side of the catheter hub resting on the patient surface in the position of use, and in wherein the puncture needle is made without a duct.

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