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Dynamic extension splint

  • US 5,036,837 A
  • Filed: 02/09/1990
  • Issued: 08/06/1991
  • Est. Priority Date: 02/09/1990
  • Status: Expired due to Term
First Claim
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1. An adjustable splint device for applying force across a body joint comprising a first elongated strut member having a longitudinal axis extending between opposed ends thereof, a second elongated strut member having a longitudinal axis extending between opposed ends thereof, joint means for connecting one end of said first and second strut members for pivotal movement about a pivot axis which is transverse to the longitudinal axes of said first and second strut members, said joint means operating to permit pivotal movement of said first and second elongated sturdy members between a first extended position where said first and second elongated strut members extend outwardly away from opposite sides of said joint means and a second closed position where said first and second elongated strut members extended outwardly in close proximity from the same side of said joint means and including at least one pivot pin mounted for rotation relative to said first and second elongated strut members about which at least one of said elongated strut members pivots, bias means mounted at said joint means and connected to provide a bias to oppose pivotal movement of said first and second elongated strut members in a first direction between said first extended position and second closed position and to aid such pivotal movement in a second direction opposite to said first direction between said first extended position and second closed position, said bias means including spring means extending around said pivot pin, sand connected between said pivot pin and at least one of said first and second elongated strut members, and bias adjustment means mounted at said joint means and operative to adjust the bias of said bias means by rotation of said pivot pin.

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