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Burr hole cover for cranial surgery

  • US 5,961,519 A
  • Filed: 04/11/1997
  • Issued: 10/05/1999
  • Est. Priority Date: 04/11/1997
  • Status: Expired due to Term
First Claim
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1. A burr hole cover for attachment to bone, comprising:

  • a thin plate for covering a surgically formed cranial burr hole, the thin plate having a geometric center and a central region around the geometric center and a plurality of arms extending radially from the central region;

    at least one vent slot extending through a portion of each arm;

    a screw receiving opening on at least one arm; and

    an elongated receiving aperture through the central region of the thin plate and extending over the geometric center for providing an unobstructed passage for a long, thin device;

    wherein at least one arm of the plurality of arms is wider circumferentially than one other arm of the plurality of arms and wherein the at least one vent slot on the wider arm is larger than the at least one vent slot on the one other arm.

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