IP Library › Granted Patent US 10,085,871
Granted Patent B2
US 10,085,871 · App. 14/214,291 · Granted Oct 2, 2018

Overmolding for an orthopedic walking boot

Inventors: Tracy E. Grim (Thousand Oaks, CA); Steven L. Hecker (Los Angeles, CA); Kenji Watabe (Ventura, CA); Ryan C. Cohn (Torrance, CA); Tim Crowley (Ventura, CA); Veneza Yuzon (Calabasas, CA)
Assignee: OVATION SYSTEMS
A61F5/0195A61F5/0111B29C45/14008B29C45/14467B29C2045/1454
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Quick Facts
Patent No.
US 10,085,871
App. No.
14/214,291
Granted
Oct 2, 2018
Kind
B2
Abstract

An orthopedic walking boot including a base to support a user's foot; a support assembly extending from the base to support the user's lower leg; and an outer sole overmolded to the base.

Claims (22)

1. An orthopedic walking boot, comprising:

a base to support a user's foot; the base comprising a section configured to support the user's posterior portion of the heel;

a heel bumper overmolded to the base with at least a portion of the heel bumper protruding from an exterior portion of the section, wherein an outer sole and the heel bumper comprise a continuous material overmolded to the base using at least one aperture to facilitate resin flow;

a support assembly removably coupled to the base and extending from the base to support the user's lower leg; and

the outer sole overmolded to the base;

wherein the section of the base comprises the at least one aperture through which the outer sole and heel bumper are overmolded to the base as the continuous material.

2. The orthopedic walking boot of claim 1 further comprising a shock absorber insert mated with the base to provide shock absorption to the user's foot, wherein at least a portion of the outer sole is overmolded to the base and the shock absorber insert using at least one aperture to facilitate resin flow.

3. The orthopedic walking boot of claim 1 wherein the base comprises a section configured to support the user's posterior portion of the heel, the orthopedic walking boot further comprising a heel cushion overmolded to an interior portion of the section, wherein the outer sole and the heel cushion comprise a continuous material overmolded to the base using one or more connective tunnels to facilitate resin flow.

4. The orthopedic walking boot of claim 3 wherein the section of the base comprises the one or more connective tunnels through which the outer sole and heel cushion are overmolded to the base as the continuous material.

5. The orthopedic walking boot of claim 1 wherein the heel bumper extends beyond the section.

6. The orthopedic walking boot of claim 1 wherein the base comprises a section configured to protect the forward end of the user's toes, the orthopedic walking boot further comprising a toe bumper overmolded to the section, wherein the outer sole and the toe bumper comprise a continuous material overmolded to the base using at least one aperture to facilitate resin flow.

7. An orthopedic walking boot, comprising:

a base to support a user's foot, the base comprising a section configured to support the user's posterior portion of the heel;

a support assembly removably coupled to the base and extending from the base to support the user's lower leg; and

an outer sole formed to the base by an overmolding process; and

a heel cushion formed to an interior portion of the section by the overmolding process, wherein the outer sole and the heel cushion comprise a continuous material formed to the base using one or more connective tunnels to facilitate resin flow; and

wherein the section of the base comprises the one or more connective tunnels through which the outer sole and heel cushion are formed to the base as the continuous material.

8. The orthopedic walking boot of claim 7 further comprising a shock absorber insert to provide shock absorption to the user's foot, the shock absorber insert being formed to the base by the overmolding process, wherein at least a portion of the outer sole is overmolded to the base and the shock absorber insert using at least one aperture to facilitate resin flow.

9. The orthopedic walking boot of claim 7 wherein the base comprises a section configured to support the user's posterior portion of the heel, the orthopedic walking boot further comprising a heel bumper formed to the base by the overmolding process with at least a portion of the heel bumper protruding from an exterior portion of the section, wherein the outer sole and the heel bumper comprise a continuous material formed to the base using at least one aperture to facilitate resin flow.

10. The orthopedic walking boot of claim 9 wherein the section of the base comprises the at least one aperture through which the outer sole and heel bumper are formed to the base as the continuous material.

11. The orthopedic walking boot of claim 9 wherein the heel bumper extends beyond the section.

12. The orthopedic walking boot of claim 7 wherein the base comprises a section configured to protect the forward end of the user's toes, the orthopedic walking boot further comprising a toe bumper formed to the section by the overmolding process, wherein the outer sole and the toe bumper comprise a continuous material formed to the base using at least one aperture to facilitate resin flow.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 20, 2017
From: GRIM, TRACY E.; HECKER, STEVEN L.; WATABE, KENJI; COHN, RYAN; CROWLEY, TIM; YUZON, VENEZA
To: ORTHO SYSTEMS D/B/A/ OVATION MEDICAL
Reel/Frame 041030/0562 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 2, 2015
From: GRIM, TRACY E.; HECKER, STEVEN L.; WATABE, KENJI; COHN, RYAN C.; CROWLEY, TIM; YUZON, VENEZA
To: OVATION MEDICAL
Reel/Frame 034865/0680 →
Continuity (3)
Provisional Application 61801843 · Mar 15, 2013
Provisional Application 61916077 · Dec 13, 2013
Related Publication 20140276310A1 · Sep 18, 2014