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Locking arm having ball joints for use in an organ manipulator apparatus

  • US 6,730,020 B2
  • Filed: 12/22/2000
  • Issued: 05/04/2004
  • Est. Priority Date: 09/07/1999
  • Status: Expired due to Term
First Claim
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1. A locking arm having a flexible state and a rigid state for use in an organ manipulator apparatus, the arm comprising:

  • a cable; and

    ball joints threaded along the cable, each of the ball joints having a convex surface, a concave socket surface, a length, and a diameter, wherein the socket surface is shaped for receiving the convex surface of an adjacent one of the ball joints, at least one said concave surface formed of a first material and having a groove formed therein, said groove being filled with a second material.

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