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Surgical needle

  • US 9,895,165 B2
  • Filed: 03/14/2014
  • Issued: 02/20/2018
  • Est. Priority Date: 03/15/2013
  • Status: Active Grant
First Claim
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1. A surgical needle for entering a joint space through tissue, the surgical needle comprising:

  • a hollow body with a bevel, a periphery of the bevel defining an open area at the bevel; and

    a stylet movable within the hollow body between an extended position and a retracted position, the stylet comprisingan elongated body having a closed distal region and a proximal region, the elongated body comprising a non-deformable first material;

    a tip formed with the elongated body, the tip extending from the distal region of the elongated body and terminating at a distal terminus, the distal terminus being axially aligned with the elongated body and defining a distal-most end of the stylet; and

    a taper extending between the distal terminus and a point proximal to the distal terminus, at least a portion of the taper filling in the open area at the bevel when the stylet is in the retracted position,wherein the tip comprises a first portion extending a longitudinal length, distally, from the distal region of the elongated body and terminating at a distal facing surface, andwherein the tip comprises a second portion extending between the distal facing surface and the distal terminus, the second portion of the tip comprising a deformable second material.

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