Orthotic appliance and method of making

Details Orthotic appliance and method of making Orthotic appliance and method of making

1981-08-19

1985-03-12

Howell, Kyle L.

Boot and shoe making

Processes

Miscellaneous parts

36 43, A43D 0000

Patent

active

045035768

ABSTRACT:
An orthotic appliance and a method of making same in which the appliance is for use between a foot and a shoe, boot or the like and includes an insert which is to be placed between the foot and the boot, the insert is to be custom formed to correspond to the contour of an individual's foot. The insert is initially heated until its volume expands, thereafter the insert is placed on a platform and the two are adjoined to the foot. A vacuum bag is slid thereover, a vacuum is formed within the bag, and thereafter the insert takes the configuration of the bottom face of the foot. Additionally, foot pressure may be applied to augment the degree of conformation of the insert to the foot, and in other embodiments an additional heel insert is placed below the major insert, and a crest piece is placed between the ball and toe area of the insert on the underside thereof so that this additional material can be bonded to the major insert and also conform to the user's foot.

REFERENCES:
patent: 3895405 (1975-07-01), Edwards
patent: 3995002 (1976-11-01), Brown
patent: 4231169 (1980-11-01), Toyama et al.
patent: 4237626 (1980-12-01), Brown

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