IP Library Granted Patent US 8,162,863
Granted Patent B2
US 8,162,863 · App. 12/396,703 · Granted Apr 24, 2012

Sole with anchor for compression foot cuff

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Quick Facts
Patent No.
US 8,162,863
App. No.
12/396,703
Granted
Apr 24, 2012
Kind
B2
Abstract

A compression foot cuff includes a counterforce component adjacent to a first impermeable layer of an inflatable member. The counterforce component includes a generally rigid sole for applying a counterforce to the inflatable member and an anchor member extending outward from the sole. The anchor member is secured to or formed as one piece with the port to position the sole with respect to the inflatable member.

Claims (18)

1. A compression foot cuff for applying compression to a wearer's foot comprising:

an inflatable member including first and second fluid impermeable layers secured to one another to define an inflatable chamber;

a port extending outward from the first fluid impermeable layer in fluid communication with the inflatable chamber;

a generally rigid sole generally opposing the first impermeable layer for applying a counterforce to the inflatable member;

and an anchor member interconnecting the port and the sole to position the sole with respect to the inflatable member, the anchor member comprising a strap extending outward from the sole, the strap being relatively flexible compared to the sole,

wherein the strap and the port are integrally formed as one piece of material separate from the sole, wherein the strap is attached to the sole by a mechanical connection.

2. A compression foot cuff as set forth in claim 1 further comprising an outer layer generally adjacent to the sole so that the sole is disposed between the outer layer and the first impermeable layer of the inflatable member, the outer layer including an opening, the port extending through the opening in the outer layer so that the port is generally accessible, wherein the outer layer includes an ankle strap portion configured for wrapping around a portion of the wearer's foot adjacent to the wearer's ankle.

3. A compression foot cuff as set forth in claim 2 wherein the strap and the sole include mateable snap-fit connectors, wherein the strap is attached to the sole by snap-fit connection of the mateable snap-fit connectors.

4. A compression foot cuff as set forth in claim 1 wherein the sole defines a recess in a face of the sole, an overlapping portion of the strap being received in the recess.

5. A compression foot cuff as set forth in claim 4 wherein the recess is sized and shaped such that the overlapping portion of the strap does not extend beyond a plane defined by the face of the sole.

6. A compression foot cuff as set forth in claim 1 wherein the strap extends laterally outward from the sole.

7. A compression foot cuff as set forth in claim 1 wherein the strap and the sole include mateable snap-fit connectors, wherein the strap is attached to the sole by snap-fit connection of the mateable snap-fit connectors.

8. A method of making a compression foot cuff for applying compression to a foot of a wearer, the method comprising:

forming a an inflatable member by joining together generally opposed first and second layers of fluid impermeable material;

attaching a port to the first impermeable layer of fluid impermeable material, wherein a strap is integrally formed with the port as one piece of material separate from a generally rigid sole and extends outward therefrom;

attaching the strap to the generally rigid sole by a mechanical connection to position the sole relative to the inflatable member.

9. A method of making a compression foot cuff as set forth in claim 8 further comprising enveloping the inflatable member and the sole in an envelope comprising a contact layer and an outer layer secured together along one another's peripheries.

10. A method of making a compression foot cuff as set forth in claim 8 wherein said attaching the strap to a generally rigid sole by a mechanical connection comprises mating a first snap-fit connector of the strap with a second snap-fit connector of the sole to form a snap-fit connection.

Assignments (2)
CHANGE OF NAME Recorded Jan 9, 2013
From: TYCO HEALTHCARE GROUP LP
To: COVIDIEN LP
Reel/Frame 029595/0101 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 2, 2009
From: NARDI, STEVEN; BOCK, MALCOLM G.; SWISHER, DAVID RORK
To: TYCO HEALTHCARE GROUP LP
Reel/Frame 022496/0749 →