IP Library Granted Patent US 8,649,510
Granted Patent B2
US 8,649,510 · App. 12/543,631 · Granted Feb 11, 2014

Device having coded output of operational data

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Quick Facts
Patent No.
US 8,649,510
App. No.
12/543,631
Granted
Feb 11, 2014
Kind
B2
Abstract

A device for confirming compliance with usage of a breathing gas delivery system that includes at least one sensor for monitoring operating data disposed within the breathing gas delivery system and a device for encoding the monitored operating data and displaying the encoded operating data for reporting to another location.

Claims (31)

1. A breathing therapy device comprising:

a. a blower, for delivering pressurized air to a user of said device;

b. a processor, for controlling said blower;

c. non-volatile memory, accessible by said processor, said non-volatile memory containing an area for storage of operating parameters and usage data;

d. an algorithm, stored in said non-volatile memory, for encoding usage data regarding the duration of the use of said device over a specified time period into one or more strings of readable characters such that the true values of said usage data is obfuscated from the user of said device; and

e. a display element, for displaying said one or more strings of readable characters.

2. The breathing therapy device of claim 1 wherein said usage data includes information necessary to determine the usage of said device.

3. The breathing therapy device of claim 1 wherein said usage data includes information regarding the number of sleep apnea, sleep hypopnea, or other sleep related events experienced by the user during the usage of said device.

4. The breathing therapy device of claim 1 wherein said usage data includes usage data collected over pre-determined periods of time.

5. The breathing therapy device of claim 4 wherein said usage data is averaged over a pre-determined period of time prior to being encoded.

6. The breathing therapy device of claim 5 wherein said pre-determined period of time are selected from a group consisting of the last 7 days, the last 30 days and the last 90 days.

7. The breathing therapy device of claim 1 wherein at least one of said strings of readable characters includes one or more characters regarding the type and identity of said breathing therapy device.

8. The breathing therapy device of claim 1 where said one or more strings each contain one or more characters identifying the type of data included in said string.

9. The breathing therapy device of claim 1 further comprising a control element which allows the user to control which string of readable characters is displayed.

10. The breathing therapy device of claim 1 wherein each of said strings of readable characters includes one or more error checking characters.

11. The breathing therapy device of claim 1 wherein each character in said one or more strings of readable characters which represent encoded data serves as an index to a table containing actual values for the data or ranges of values for the data.

12. The breathing therapy device of claim 11 wherein said usage data is scaled such as to fit within said ranges of values in said table.

13. The device of claim 1 further comprising an input element which allows the user of the device to enter encoded strings of readable characters, said encoded strings of readable characters containing new operating parameters for said device.

14. A method of retrieving usage data from a breathing therapy device comprising the steps of:

instructing a user of said device to manipulate said device such as to cause said device to display one or more strings of readable characters, said strings of readable characters representing data regarding the use of said device by the user, said data being encoded such as to obfuscate the actual value of said data from the user;

receiving from said user said one or more strings of readable characters; and

decoding said one or more strings of readable characters to retrieve said usage data.

15. The method of claim 14 wherein said usage data includes information regarding the number of sleep apnea, sleep hypopnea, or other sleep related events experienced by the user during the usage of said device.

16. The method of claim 14 wherein said usage data includes averages of usage data collected over pre-determined periods of time.

17. The method of claim 14 wherein at least one of said strings of readable characters includes one or more characters regarding the type and identity of said breathing therapy device.

18. The method of claim 14 wherein each character in said one or more strings of readable characters which represent encoded data serves as an index to a table containing actual values for the data or ranges of values for the data.

19. A method of remotely programming a breathing therapy device, comprising the steps of:

communicating one or more strings of readable characters to a user of the device, said strings of readable characters representing operating parameters which have been encoded such as to obfuscate the actual value of said operating parameters from the user; and

instructing the user to manipulate said breathing therapy device to input said one or more strings of readable characters to said device.

20. The method of claim 19 wherein said encoded parameters include pressure level settings indicating therapy pressures for said user.

21. The method of claim 19 wherein said breathing therapy device displays an encoded verification string that can be used to confirm that the inputted string was properly received and executed by the device.

Assignments (14)
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (041456/0819) Recorded Nov 9, 2025
From: BARCLAYS BANK PLC, AS COLLATERAL AGENT
To: DEVILBISS HEALTHCARE LLC
Reel/Frame 073512/0859 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (041454/0855) Recorded Nov 9, 2025
From: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
To: DEVILBISS HEALTHCARE LLC
Reel/Frame 073512/0880 →
CHANGE OF ADDRESS Recorded Jan 29, 2025
From: 3B MEDICAL, INC.
To: 3B MEDICAL, INC.
Reel/Frame 070043/0161 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 13, 2022
From: DEVILBISS HEALTHCARE, LLC
To: CINCO REALS, LLC
Reel/Frame 059581/0806 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 13, 2022
From: CINCO REALS, LLC
To: 3B MEDICAL INC.
Reel/Frame 059581/0853 →
TERMINATION AND RELEASE OF SECURITY INTEREST IN PATENTS Recorded Jul 27, 2021
From: DELAWARE TRUST COMPANY
To: DEVILBISS HEALTHCARE LLC
Reel/Frame 056990/0040 →
SECURITY INTEREST Recorded Oct 4, 2019
From: DEVILBISS HEALTHCARE LLC
To: DELAWARE TRUST COMPANY, AS COLLATERAL AGENT
Reel/Frame 050627/0971 →
NOTICE AND CONFIRMATION OF GRANT OF SECURITY INTEREST IN PATENTS - FIRST LIEN Recorded Jan 20, 2017
From: DEVILBISS HEALTHCARE LLC
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 041454/0855 →
NOTICE AND CONFIRMATION OF GRANT OF SECURITY INTEREST IN PATENTS - SECOND LIEN Recorded Jan 20, 2017
From: DEVILBISS HEALTHCARE LLC
To: BARCLAYS BANK PLC, AS COLLATERAL AGENT
Reel/Frame 041456/0819 →
RELEASE OF SECURITY INTEREST Recorded Jan 3, 2017
From: HEALTHCARE FINANCIAL SOLUTIONS, LLC
To: DEVILBISS HEALTHCARE LLC
Reel/Frame 040832/0032 →
ASSIGNMENT OF INTELLECTUAL PROPERTY SECURITY AGREEMENT Recorded Nov 18, 2015
From: GENERAL ELECTRIC CAPITAL CORPORATION, AS RETIRING AGENT
To: HEALTHCARE FINANCIAL SOLUTIONS, LLC, AS SUCCESSOR AGENT
Reel/Frame 037129/0032 →
SECURITY INTEREST Recorded Jul 2, 2015
From: DEVILBISS HEALTHCARE LLC
To: GENERAL ELECTRIC CAPITAL CORPORATION, AS AGENT
Reel/Frame 035970/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 7, 2010
From: SUNRISE MEDICAL HHG, INC.
To: DEVILBISS HEALTHCARE LLC
Reel/Frame 024933/0862 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 26, 2009
From: KNEPPER, MICHAEL B.; KREPELKA, STEPHEN F.
To: SUNRISE MEDICAL HHG, INC. D/B/A/ DEVILBISS HEALTHCARE
Reel/Frame 023145/0554 →