Compact posterior stop for an ankle-foot orthosis
OwnerPatrick Scott Hinshoninventor
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Abstract
The present invention is directed, to an improved orthosis and posterior plantar flexion stop for the orthosis, as well as to methods of making and using the orthosis and posterior stop, plus components used to make the orthosis and stop. The ankle-foot orthosis and plantar flexion stop of the present invention improve on the function and performance of the orthosis, while also making the orthosis attractive and easier to use than prior devices.
Claims41
A stop mechanism for restricting the motion of an ankle-foot orthosis, the stop mechanism comprising:
- a removable stopping bumper configured to contact a bumper rest, the removable stopping bumper comprising a head and a stem, the head configured to contact the bumper rest, the stem configured for insertion into a cavity in an orthosis, wherein the bumper head has a larger horizontal cross section than the bumper stem.
A stop mechanism for an orthosis, the stop mechanism comprising:
- a first portion integrally formed from a single piece of thermoformed plastic used to form a wall of the orthosis;
- and
- a second portion partially surrounded by the first portion.
A stop mechanism for restricting the motion of an ankle-foot orthosis, the stop mechanism comprising:
- a removable stopping bumper configured to contact a bumper rest, the removable stopping bumper comprising a head and a stem, the head configured to contact the bumper rest, the stem configured for insertion into a cavity in an orthosis, wherein the bumper head has a larger horizontal cross section than the bumper stem;
- wherein the bumper rest comprises a first surface configured for receiving the bumper head, and wherein said first surface contains an exposed molding blank at least partially surrounded by a thermoformed wall, and the stop mechanism comprises a bumper rest having a vertical length of less than 6 times the width of the wall of the orthosis proximate the stop mechanism and a depth of less than 1 centimeter and a width of less than 1 centimeter.
Dependencies are inferred from the claim text.