Please download the dossier by clicking on the dossier button x
×

Needle guard, assembly and method of implanting a heart assist system

  • US 9,555,177 B2
  • Filed: 07/22/2014
  • Issued: 01/31/2017
  • Est. Priority Date: 05/18/2011
  • Status: Active Grant
First Claim
Patent Images

1. An assembly for attaching a heart assist device to the heart, the assembly comprising:

  • an attachment ring having a ring channel extending through the attachment ring, the attachment ring including a cylindrical ring wall and a cuff extending radially outward from the cylindrical ring wall, the cylindrical ring wall extending circumferentially around the ring channel; and

    a needle guard including a cylinder shaped and sized to pass through the ring channel, the cylinder including an end surface having a surface hardness that prevents significant penetration into the end surface by a needle for suturing,wherein the end surface is configured to move from a first position inside of the ring channel to a second position outside the ring channel after the attachment ring has been secured to the heart.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×