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Echogenic needle catheter configured to produce an improved ultrasound image

  • US 20070167822A1
  • Filed: 12/02/2005
  • Published: 07/19/2007
  • Est. Priority Date: 12/02/2005
  • Status: Active Grant
First Claim
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1. An echogenic needle catheter, comprising:

  • a) an elongated shaft having a proximal end, a distal end, and a needle lumen;

    b) a spherical distal tip at the distal end of the elongated shaft, having a lumen in communication with a proximal section of the needle lumen of the shaft and with a port at a distal end of the spherical distal tip; and

    c) a needle in the needle lumen of the shaft, which extends distally from the spherical distal tip port in an extended configuration, and which has a lumen.

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