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Device and method for setting stereotactic and endoscopically placed equipment

  • US 6,328,748 B1
  • Filed: 07/20/2000
  • Issued: 12/11/2001
  • Est. Priority Date: 09/16/1997
  • Status: Expired due to Term
First Claim
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1. Apparatus for adjusting stereotactically and endoscopically located equipment, comprising;

  • a ball having a channel for insertion of medical instruments;

    a holder including a lower ring for receiving the ball for universal positioning adjustment about a central ball fulcrum, and an upper ring for locking the ball in a specific position, the lower ring having an external threaded surface for direct screwing to an area of a patient'"'"'s cranium;

    a fixing key for securing the lower ring to the cranium; and

    a concave curved surface within the external threaded surface of the lower ring to support the ball so that the fulcrum and lowest point of the ball are located on a level within the cranium.

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