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Articular cartilage repair

  • US 10,022,231 B2
  • Filed: 10/07/2016
  • Issued: 07/17/2018
  • Est. Priority Date: 07/22/2016
  • Status: Active Grant
First Claim
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1. A cartilage repair implant for repair and regeneration of a cartilage lesion, the implant comprising:

  • a three-dimensional scaffold comprising at least three layers of woven fibers; and

    a three-dimensional porous substrate fixedly coupled to the scaffold and configured to press fit and integrate into bone, wherein,the three-dimensional porous substrate comprises a first three-dimensionally printed layer and a second three-dimensionally printed layer arranged on top of the first three-dimensionally printed layer,the first three-dimensionally printed layer includes a first plurality of extruded struts oriented in a first strut direction,the second three-dimensionally printed layer includes a second plurality of extruded struts oriented in a second strut direction, andthe second strut direction is angled approximately 30 degrees to approximately 120 degrees relative to the first strut direction.

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