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Protective medical boot with pneumatically adjustable orthotic splint

  • US 5,453,082 A
  • Filed: 02/07/1994
  • Issued: 09/26/1995
  • Est. Priority Date: 09/20/1991
  • Status: Expired due to Term
First Claim
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1. A medical boot, comprising:

  • a substantially boot-shaped main body formed primarily of a substantially soft, flexible, compressible shape-retaining material having a hollow foot portion and a hollow leg portion;

    splint means for supporting the limb of a patient, with the patient'"'"'s foot disposed in the hollow foot portion of said boot-shaped main body;

    said splint means comprising a relatively rigid sole (37) positioned in the hollow foot portion of the boot-shaped main body, a relatively rigid leg splint (48) positioned in the hollow leg portion of said boot-shaped body, hinge means for connecting the sole to the leg splint so that the sole can be adjusted angularly to have a multiple number of discrete angulations relative to the leg splint, and means for selectively locking the sole in discrete angular positions of adjustment with respect to said leg splint;

    said rigid sole having one surface thereof facing the interior space defined by the hollow foot portion of said boot-shaped main body;

    an insole positioned on said one surface of the rigid sole for contact with the bottom of the user'"'"'s foot when the splint means is in use;

    an inflatable member sandwiched between said one surface of the rigid sole and said insole; and

    manually-controllable means for incrementally adjusting the inflation pressure within said inflatable member, to produce minor adjustments in the position of said insole.

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