IP Library Granted Patent US 7,783,348
Granted Patent B2
US 7,783,348 · App. 12/104,007 · Granted Aug 24, 2010

Stimulation device for treating osteoarthritis

Assignee: OrthoCor Medical, Inc.
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Quick Facts
Patent No.
US 7,783,348
App. No.
12/104,007
Granted
Aug 24, 2010
Kind
B2
Abstract

A device for providing therapeutic treatment to a body part such as a knee joint to promote healing of the body part, including a signal generator for generating a pulsed electromagnetic field to electromagnetic stimulators based upon a selected treatment mode, a controller for storing the treatment mode and communicating the treatment mode to the signal generator and stimulators, a heat source configured to provide thermal therapy to the body part, and a monitoring element for monitoring the electromagnetic field generated by the electromagnetic stimulators. The device may also include a telemetry component in communication with the monitor for remotely accessing the controller to modify the treatment mode. The device can also be disposable.

Claims (60)

1. A portable, non-invasive device for providing therapeutic treatment to a knee joint to promote healing of the knee joint, the device comprising:

a multi-usage knee cuff positionable around the knee joint, the multi-usage knee cuff comprising:

an electromagnetic therapy portion, comprising:

a signal generator for generating pulsed signals based upon a selected treatment mode;

a controller for storing the treatment mode and communicating the treatment mode to the signal generator; and

an electromagnetic stimulator configured to receive the signals from the signal generator and generate an electromagnetic field within the knee joint, the electromagnetic stimulator comprising:

a medial coil configured to receive a signal from the signal generator and to generate an electromagnetic field within a medial area of the knee joint; and

a lateral coil configured to receive a signal from the signal generator and to generate an electromagnetic field within a lateral area of the knee joint;

a temperature-based therapy portion, comprising:

a thermal exchange component configured to provide temperature-based therapy to the knee joint, the thermal exchange component comprising:

a medial single-use therapy unit configured to provide temperature-based therapy to a medial area of the knee joint; and

a lateral single-use therapy unit configured to provide temperature-based therapy to a lateral area of the knee joint; and

a display for displaying one or more treatment parameters.

2. The device of claim 1 , further comprising a rechargeable battery coupled to the signal generator.

3. The device of claim 1 , further comprising a first power source coupled to the signal generator, and a second, different power source coupled to the thermal exchange component.

4. The device of claim 1 , wherein the thermal exchange component is a heat source configured to provide heat therapy to the knee joint.

5. The device of claim 1 , further comprising a disposable stimulator housing comprising at least one of the electromagnetic stimulator and the thermal exchange component, wherein the disposable stimulator housing is configured to be mechanically coupled to a receptacle on the multi-usage knee cuff.

6. The device of claim 1 , further comprising an electromagnetic field monitor configured to monitor the electromagnetic field generated by the electromagnetic stimulator; and

a feedback circuit between the electromagnetic field monitor and the controller for adjusting the treatment mode if a sensed electromagnetic field is outside of a specified range.

7. The device of claim 1 , wherein the thermal exchange component is a cooling source configured to provide cold therapy to the knee joint.

8. The device of claim 1 , wherein the thermal exchange component is configured to provide pulsed temperature-based therapy to the knee joint.

9. The device of claim 1 , wherein the electromagnetic stimulator is configured to generate the electromagnetic field within the knee joint that coincides in duration with the temperature-based therapy to the knee joint.

10. The device of claim 1 , wherein the electromagnetic stimulator is configured to generate the electromagnetic field within the knee joint that does not coincide in duration with the temperature-based therapy to the knee joint.

11. The device of claim 5 , wherein the disposable stimulator housing, when mechanically coupled to the receptacle on the multi-usage knee cuff, is configured to enable the electromagnetic stimulator to generate the electromagnetic field within the knee joint.

12. The device of claim 1 , further comprising a temperature monitor for monitoring a tissue temperature; and

a feedback circuit between the temperature monitor and the controller for adjusting the treatment mode if a tissue temperature is outside of a specified range.

13. A method for providing therapeutic treatment to a knee joint, the method comprising:

positioning a multi-usage knee cuff around the knee joint, the multi-usage knee cuff comprising:

an electromagnetic stimulator configured to generate an electromagnetic field within the knee joint, wherein the electromagnetic stimulator includes a medial coil and a lateral coil; and

a thermal exchange component configured to provide temperature-based therapy to the knee joint, wherein the thermal exchange component include a medial single-use therapy unit and a lateral single-use therapy unit;

wherein the positioning the multi-usage knee cuff includes:

positioning the medial coil to generate an electromagnetic field within a medial area of the knee joint;

positioning the lateral coil to generate an electromagnetic field within a lateral area of the knee joint;

positioning the medial single-use therapy unit to provide temperature-based therapy to a medial area of the knee joint; and

positioning the lateral single-use therapy unit to provide temperature-based therapy to a lateral area of the knee joint;

generating signals with a signal generator based upon a selected treatment mode, the treatment mode stored in a controller;

communicating the signals to the electromagnetic stimulator;

generating a pulsed electromagnetic field within the medial area of the knee joint, and separately, within the lateral area of the knee joint using the electromagnetic stimulator;

generating a therapeutic temperature-related treatment within the medial area of the knee joint, and separately, within the lateral area of the knee joint using the thermal exchange component; and

displaying one or more treatment parameters on a display coupled to the controller.

14. The method of claim 13 , wherein generating the therapeutic temperature-related treatment includes generating therapeutic heat treatment using an exothermic reaction.

15. The method of claim 13 , further comprising monitoring the electromagnetic field generated by the electromagnetic stimulator and adjusting the treatment mode if a sensed electromagnetic field is outside of a specified range.

16. The method of claim 13 , further comprising providing power to the signal generator using body movement.

17. The method of claim 13 , further comprising mechanically coupling the thermal exchange component to a receptacle on the multi-usage knee cuff.

18. The method of claim 17 , further comprising enabling the generating the pulsed electromagnetic field using the mechanically coupling the thermal exchange component to the receptacle on the multi-usage knee cuff.

19. The method of claim 13 , wherein the generating the therapeutic temperature-related treatment includes generating therapeutic cold treatment.

20. The method of claim 13 , wherein the generating the therapeutic temperature-related treatment includes generating pulsed therapeutic temperature-related treatment.

21. The method of claim 13 , wherein the generating the pulsed electromagnetic field coincides in duration with the generating the therapeutic temperature-related treatment.

22. The method of claim 13 , further comprising monitoring a tissue temperature and adjusting the treatment mode if the tissue temperature is outside of a specified range.

23. A method for providing therapeutic treatment to a knee joint, the method comprising:

providing a multi-usage knee cuff positionable around the knee joint, the multi-usage knee cuff comprising:

an electromagnetic stimulator configured to generate an electromagnetic field within the knee joint, the electromagnetic stimulator comprising a medial coil and a lateral coil; and

a thermal exchange component configured to provide temperature-based therapy to the knee joint, the thermal exchange component comprising a medial single-use therapy unit and a lateral single-use therapy unit;

generating signals with a signal generator based upon a selected treatment mode, the treatment mode stored in a controller;

communicating the signals to the electromagnetic stimulator;

generating a pulsed electromagnetic field using the medial coil and the lateral coil;

generating a therapeutic temperature-related treatment using the medial single-use therapy unit, and separately, within the lateral area of the knee joint using the lateral single-use therapy unit; and

displaying one or more treatment parameters on a display coupled to the controller.

24. The method of claim 23 , further comprising mechanically coupling the thermal exchange component to a receptacle on the multi-usage knee cuff.

25. The method of claim 24 , further comprising enabling the generating the pulsed electromagnetic field using the mechanically coupling the thermal exchange component to the receptacle on the multi-usage knee cuff.

Assignments (2)
CHANGE OF NAME Recorded May 12, 2010
From: NESOS HEALTH, INC.
To: ORTHOCOR MEDICAL, INC.
Reel/Frame 024377/0011 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 24, 2009
From: GILL, JAGJIT; SHAM, KIN-JOE; ARMITAGE, BRYAN
To: NESOS HEALTH, INC.
Reel/Frame 022305/0214 →
Continuity (3)
Provisional Application 6092735400 · May 3, 2007
Provisional Application 6098365300 · Oct 30, 2007
Related Publication 20080288035A1 · Nov 20, 2008