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Cement-directing orthopedic implants

  • US 9,237,917 B2
  • Filed: 05/01/2015
  • Issued: 01/19/2016
  • Est. Priority Date: 04/15/2004
  • Status: Active Grant
First Claim
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1. A surgical method comprising:

  • inserting a device into a cavity in a patient, wherein the device comprises a collapsible, self-expandable mesh structure having a first collapsed configuration and a second expanded configuration, said first collapsed configuration enabling the device to be inserted into the cavity through a cannula and said second expanded configuration being sufficient to maintain walls of the cavity apart from each other, wherein said mesh structure itself has regions of differential permeability or flow resistance, and wherein said mesh structure is a co-braided structure comprising primary members and secondary members occupying interstices between said primary members, and wherein said mesh structure has regions of decreased flow resistance in which secondary members are not present.

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