Diabetic walker
AssigneeOrthomerica Products, Inc.
InventorsMatthew Jerome, Alan Sandifer, Shannon Schwenn
Life of this patent
Estimating the term…
Abstract
A boot having a hinged shell assembly sized and dimensioned to receive a person's foot, and a customized insole. The shell assembly includes a lower shell, and an upper shell that overlaps the lower shell. The upper shell and lower shell are hinged together at or near a toe of the boot. In one instance, the upper and lower shell are hinged together by a tab that is part of the upper shell.
Claims34
A boot comprising:
- a hinged shell assembly forming a cavity sized and dimensioned to receive a person's foot;
- and
- a customized insole;
- wherein:
- the shell assembly comprises a lower shell, and an upper shell that overlaps the lower shell;
- and
- the upper shell and lower shell are hinged together at or near a toe of the boot.
11 The boot of claim 10 wherein the customized insole comprises a tri-laminate material having a medium density closed cell polyethylene layer, a urethane layer, and a higher density closed cell polyethylene layer forming the foot receiving cavity, and a layer of polyethylene foam forming the external surface of the insole.
The boot of claim 11 wherein the boot has only two straps for holding the upper shell and lower shell together while the boot is being worn.
13 The boot of claim 12 wherein both straps are positioned to overlay the upper shell at or above a bend in the shell where the shell transitions between an ankle and/or calf segment and a foot segment.
The boot of claim 13 wherein the boot comprises a first removable liner coupled to the lower shell, and a second removable liner coupled to the upper shell.
19 The boot of claim 18 further comprising a rocker shaped to conform to the person's stride, and having a lower textured surface adhesively bonded to the rocker.
A method of producing a boot having an insole customized to fit a particular foot of a particular person comprising:
- producing a form that at least partially duplicates the bottom and sides of the foot;
- selecting a boot shell assembly having a cavity sized and dimensioned to receive the foot and the customized insole;
- obtaining a boot mold that duplicates a portion of the bottom and sides of the cavity;
- and
- producing the customized insole using the produced form to shape a foot receiving cavity of the insole and using the boot mold to shape the bottom and sides of the insole.
Dependencies are inferred from the claim text.