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Medical component insertion device including a retractable needle

  • US 9,861,792 B2
  • Filed: 06/25/2015
  • Issued: 01/09/2018
  • Est. Priority Date: 02/25/2011
  • Status: Active Grant
First Claim
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1. A method for inserting an elongate medical device defining a bore into a body of a patient, comprising:

  • inserting at least a distal tip of a needle into the body when the needle is positioned in a first locked position, the needle removably disposed within the bore of the medical device, the distal tip of the needle spaced a predetermined distance from a dilating distal end of the medical device in the first locked position;

    retracting the needle from the first locked position to a second locked position such that the distal tip of the needle is disposed proximal to the distal tip of the needle in the first locked position and distal but proximate to the dilating distal end of the medical device; and

    advancing the distal tip of the needle and the dilating distal end of the medical device into the body with the needle in the second locked position.

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