IP Library Granted Patent US 11,141,598
Granted Patent B2
US 11,141,598 · App. 16/341,076 · Granted Oct 12, 2021

Failed diagnostic test alert override in an automated external defibrillator (AED)

Inventors: Gregory James Lancaster (Seattle, WA); Dennis E. Ochs (Woodinville, WA); Eric Grant Halsne (Kenmore, WA)
Assignee: Koninklijke Philips N.V.
A61N1/3931A61N1/3904A61N1/3993G08B3/10H04B1/3827
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Quick Facts
Patent No.
US 11,141,598
App. No.
16/341,076
Granted
Oct 12, 2021
Kind
B2
Abstract

A defibrillator such as an automated external defibrillator (AED) includes a manual override feature which enables the AED to reduce the power consumption and owner annoyance after a self-testing fault. The AED, upon sensing a press of a manual override button or a receipt of an acknowledgement signal from a remote service provider, defers one or both of an alarm output and a subsequent self-test for a predetermined correction period. The deferral allows the user to correct the self-test fault during the correction period without further annoyance.

Claims (40)

1. A method of maintaining a defibrillator, comprising the steps of:

providing a defibrillator having a housing, a self-test circuit disposed within the housing and being configured to conduct an automatic self-test of the defibrillator on a first periodicity and being further configured to provide an initial determination output of a result of the self-test; a manual self-test override input disposed on an exterior surface of the housing; an audible output circuit in communication with the self-test circuit, the audible output operable to activate as an alarm repeating a plurality of times at a first periodicity in response to the result of the self-test; and a hardware processor in communication with the manual self-test override input and the self-test circuit, and configured to sense an activation of the manual self-test override input, wherein the hardware processor is configured to adjust the initial determination output to a subsequent determination output in response to a sensed activation of the manual self-test override input by the hardware processor, wherein the subsequent determination output comprises an audible output operating as an alarm repeating a plurality of times at a second periodicity for a predetermined correction period, the second periodicity being less than the first periodicity; wherein the hardware processor is further configured to revert to the initial determination output at the end of the predetermined correction period;

conducting an automatic self-test of the defibrillator;

detecting a self-test fault from the conducting step;

issuing an alarm via the audible output responsive to the detecting step, the alarm repeating a plurality of times at a second periodicity;

sensing an activation of the manual self-test override input subsequent to the issuing step;

adjusting the issuing of the alarm to repeat a plurality of times at a third periodicity, that is less than the second periodicity, based on the sensing step; and

resuming the issuing of the alarm a plurality of times at the second periodicity after a predetermined correction period.

2. The method of claim 1 , further comprising the step of adjusting the first periodicity based on the sensing step.

3. The method of claim 2 , further comprising the steps of:

conducting a second automatic self-test subsequent to the adjusting step;

detecting a correction of the self-test fault; and

reverting to the first periodicity that was in effect prior to the sensing step.

4. The method of claim 1 , wherein the providing step further comprises providing a wireless transceiver communicatively coupled to the hardware processor, and further comprising the step of transmitting a self-test fault alert via the wireless transceiver to a remote service provider responsive to the detecting step.

5. The method of claim 4 , further comprising a step of receiving at the wireless transceiver an acknowledgement subsequent to the transmitting step, and further wherein the adjusting step and the resuming step are based on the receiving step.

6. The method of claim 4 , wherein the remote service provider initiates a service action based on a receiving of the self-test fault alert.

7. The method of claim 6 , wherein the service action comprises sending corrective material to the location of the defibrillator.

8. The method of claim 6 , wherein the service action comprises sending a technician to the location of the defibrillator.

9. The method of claim 1 , wherein the providing step further comprises providing a wireless transceiver communicatively coupled to the hardware processor, and further comprising a step of transmitting a self-test fault alert via the wireless transceiver to a remote service provider responsive to the sensing step.

10. The method of claim 1 , further comprising a step of indicating at the audible output that the sensing step is completed.

11. A device, comprising:

a defibrillator having a housing;

a self-test circuit disposed within the housing and being configured to conduct an automatic self-test of the defibrillator on a first periodicity and being further configured to provide an initial determination output of a result of the self-test;

a manual self-test override input disposed on an exterior surface of the housing;

an audible output circuit in communication with the self-test circuit, the audible output operable to activate as an alarm repeating a plurality of times at a first periodicity in response to the result of the self-test; and

a hardware processor in communication with the manual self-test override input and the self-test circuit, and configured to sense an activation of the manual self-test override input, wherein the hardware processor is configured to adjust the initial determination output to a subsequent determination output in response to a sensed activation of the manual self-test override input by the hardware processor, wherein the subsequent determination output comprises an audible output operating as an alarm repeating a plurality of times at a second periodicity for a predetermined correction period, the second periodicity being less than the first periodicity;

wherein the hardware processor is further configured to revert to the initial determination output at the end of the predetermined correction period.

12. The defibrillator of claim 11 , further comprising a wireless transceiver controllably coupled to the hardware processor, wherein the hardware processor and the wireless transceiver are configured to transmit a self-test fault alert responsive to the sensed operation of the manual self-test override input.

13. The defibrillator of claim 11 , further comprising a wireless transceiver controllably coupled to the hardware processor, wherein the hardware processor and the wireless transceiver are configured to transmit a self-test fault alert responsive to an initial determination output of a failed self-test.

14. The defibrillator of claim 13 , wherein the hardware processor is further configured to adjust the determination output in response to a sensed receipt of a manual override acknowledgement signal from the wireless transceiver to one of a deferral of the initial determination output and a reduction in a frequency of the initial determination output for a predetermined correction period.

15. The defibrillator of claim 13 , wherein the hardware processor is further configured to adjust the first periodicity of the automatic self-test in response to a sensed receipt of a manual override signal from the wireless transceiver for a predetermined correction period.

16. A method of maintaining a defibrillator, comprising the steps of:

providing a defibrillator having a housing with an exterior surface, a self-test circuit disposed within the housing and being configured to conduct an automatic self-test of the defibrillator on a first periodicity and being further configured to provide a determination output of a result of the self-test, a manual self-test override input disposed on the housing exterior, an audible output in communication with the self-test circuit to activate in response to the determination output, and a hardware processor in communication with the manual self-test override input and the self-test circuit, wherein the hardware processor is configured to adjust the determination output in response to a sensed operation of the manual self-test override input;

conducting an automatic self-test of the defibrillator;

detecting a self-test fault from the conducting step;

issuing an alarm via the audible output responsive to the detecting step, the alarm repeating a plurality of times at a second periodicity;

activating the manual self-test override input subsequent to the issuing step;

sensing the activation of the manual self-test override input from the activating step;

adjusting the issuing of the alarm to repeat a plurality of times at a third periodicity, that is less than the second periodicity, based on the sensing step; and

resuming the issuing of the alarm a plurality of times at the second periodicity after a predetermined correction period.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 3, 2026
From: KONINKLIJKE PHILIPS N.V.
To: EVEREST ACQUISITION ENTITY, LLC
Reel/Frame 075031/0463 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 11, 2019
From: LANCASTER, GREGORY JAMES; OCHS, DENNIS E.; HALSNE, ERIC GRANT
To: KONINKLIJKE PHILIPS N.V.
Reel/Frame 048854/0585 →
Continuity (2)
Provisional Application 62407238 · Oct 12, 2016
Related Publication 20190232070A1 · Aug 1, 2019