Source: https://patents.google.com/patent/US5645571A/en
Timestamp: 2019-06-26 22:55:54
Document Index: 585945550

Matched Legal Cases: ['art 1995', 'art 1000', 'art 3000', 'art 1000', 'art 2000', 'art 3000', 'art, 1994', 'art, 1994']

US5645571A - Automated external defibrillator with lid activated self-test system - Google Patents
US5645571A
US5645571A US08/512,441 US51244195A US5645571A US 5645571 A US5645571 A US 5645571A US 51244195 A US51244195 A US 51244195A US 5645571 A US5645571 A US 5645571A
US08/512,441
1995-08-01 Priority to US50999095A priority Critical
1995-08-08 Application filed by SurVivaLink Corp filed Critical SurVivaLink Corp
1995-08-08 Priority to US08512441 priority patent/US5645571B1/en
1995-08-08 Assigned to SURVIVA LINK CORPORATION reassignment SURVIVA LINK CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: ANDERSON, KATHERINE H., GILMAN, BYRON L., OLSON, KENNETH F.
1996-08-02 Priority claimed from EP04075047A external-priority patent/EP1419798A3/en
1996-08-02 Priority claimed from EP05076999A external-priority patent/EP1637181A1/en
1996-08-02 Priority claimed from DE69631722T external-priority patent/DE69631722T2/en
1997-01-09 Priority claimed from US08/781,185 external-priority patent/US5797969A/en
1997-07-08 Publication of US5645571A publication Critical patent/US5645571A/en
1998-12-10 Assigned to SURVIVALINK reassignment SURVIVALINK ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: GILMAN, BRYON L., ANDERSON, KATHERINE H., KROLL, KARL J., OLSON, KENNETH F.
1999-08-24 Publication of US5645571B1 publication Critical patent/US5645571B1/en
2005-08-01 First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24028903&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=US5645571(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
a pair of defibrillator electrodes electrically connected to one another within a package and including lead wires with connectors extending from the package being removably disposed within the case;
electrode terminals being disposed within the case and configured for electrical interconnection to the lead wire connectors of the defibrillator electrodes;
a battery compartment and battery terminals in the case, the battery compartment and terminals configured for holding and interconnecting to one or more batteries;
a high voltage circuit being disposed within the case and coupled to the battery terminals and the electrode terminals, for generating defibrillation pulses and applying the pulses to the electrode terminals;
a maintenance indicator on the case; and
a digital control system being disposed within the case and coupled to the electrode terminals, battery terminals, high voltage circuit and maintenance indicator, and including self-test means for periodically and automatically performing a self-test of the functionality of one or more defibrillator components, and for actuating the maintenance indicator if a malfunctioning component is identified wherein the self-test means includes means for checking the defibrillator electrodes by providing selected communications through a circuit formed in part of the lead wires and the electrically connected pair of electrodes.
2. An automated external defibrillator configured for use with a packaged pair of electrodes electrically connected to one another within the package and including lead wires with connectors extending from the package, the defibrillator including:
electrode terminals being disposed within the case and configured for electrical interconnection to defibrillator electrode connectors;
an impedance measuring circuit being disposed within the case for measuring the impedance between the electrode terminals;
a battery level monitoring circuit being disposed within the case for measuring the charge state of the batteries;
indicator on the case; and
a digital control system being disposed within the case and coupled to the electrode terminals, battery terminals, high voltage circuit, impedance measuring circuit, battery level monitoring circuit and maintenance indicator, including:
self-test initiating means for periodically and automatically initiating defibrillator self-tests, including daily self-test initiating means for initiating a first set of self-tests at least once each day, and further including weekly self-test initiating means for initiating a second set of self-tests which is different than the first set of self-tests at least once each week;
battery test means for checking the charge state of the batteries during self-tests, and for actuating the maintenance indicator when low battery charge states are identified;
electrode connection test means for checking the electrical interconnection of electrodes to the electrode terminals as a function of the measured impedance between the electrode terminals during self-tests, and for actuating the maintenance indicator when disconnected electrode states are identified;
high voltage circuit test means for checking the functionality of the high voltage circuit during self tests, and for actuating the maintenance indicator when high voltage circuit test faults are identified;
memory test means for checking the functionality of the electronic memory during self-tests, and for actuating the maintenance indicator when memory faults are identified.
3. An automated external defibrillator configured for use with a packaged pair of electrodes electrically connected to one another within the package and including lead wires with connectors extending from the package, the defibrillator including:
self-test initiating means for periodically and automatically initiating defibrillator self-tests;
memory test means for checking the functionality of the electronic memory during self-test, and for actuating the maintenance indicator when memory faults are identified.
4. An automated external defibrillator, having a case and having defibrillator components, including a packaged pair of defibrillator electrodes electrically connected to one another within the package and including lead wires with connectors extending from the package, at least two electrode terminals configured for electrical interconnection to the defibrillator electrodes, at least one self-contained power supply disposed within the case, a high voltage circuit electrically coupled to the at least one self-contained power supply and to the defibrillator electrode terminals, the high voltage circuit for generating defibrillation pulses and applying the pulses to the electrode terminals, and a digital control system coupled to the electrode terminals, the at least one self-contained power supply, and the high voltage circuit, and including self-test means controlled by the digital control system for periodically and automatically performing a self-test of one or more defibrillator components, and for providing a maintenance indication if a malfunctioning component is identified, the digital control system further controlling a rescue mode of operation, the rescue mode of operation including at least the steps of coupling the high voltage circuit to the battery terminals and the defibrillator electrode terminals, generating the defibrillation pulses, and applying the pulses to the defibrillator electrode terminals, comprising:
a voice circuit operably coupled to the digital control system, and
a speaker operably coupled to the voice circuit,
whereby the digital control system provides commands to the voice circuit, and responsive thereto, the voice circuit generates audible voice prompts emitted by the speaker.
5. An automated external defibrillator, having a case and having defibrillator components, including at least electrode terminals configured for electrical interconnection to defibrillator electrodes, at least one self-contained power supply disposed within the case, a high voltage circuit electrically coupled to the at least one self-contained power supply and to the electrode terminals, the high voltage circuit for generating defibrillation pulses and applying the pulses to the electrode terminals, and a digital control system coupled to the electrode terminals, the at least one self-contained power supply, and the high voltage circuit, and including self-test means controlled by the digital control system for periodically and automatically performing a self-test of one or more defibrillator components, and for providing a maintenance indication if a malfunctioning component is identified, the digital control system further controlling a rescue mode of operation, the rescue mode of operation including at least the steps of coupling the high voltage circuit to the battery terminals and the electrode terminals, generating the defibrillation pulses, and applying the pulses to the electrode terminals, comprising:
a real time clock being operably communicatively coupled to the digital control system, the real time clock providing communication to the digital control system enabling the digital control system to maintain track of the steps of the rescue mode of operation.
6. An automated external defibrillator, having a case and having defibrillator components, including at least electrode terminals configured for electrical interconnection to defibrillator electrodes, at least one self-contained power supply disposed within the case, a high voltage circuit electrically coupled to the at least one self-contained power supply and to the electrode terminals, the high voltage circuit for generating defibrillation pulses and applying the pulses to the electrode terminals, and a digital control system coupled to the electrode terminals, the at least one self-contained power supply, and the high voltage circuit, and including self-test means controlled by the digital control System for periodically and automatically performing a self-test of one or more defibrillator components, and for providing a maintenance indication if a malfunctioning component is identified, the digital control system further controlling a rescue mode of operation, the rescue mode of operation including at least the steps of coupling the high voltage circuit to the battery terminals and the electrode terminals, generating the defibrillation pulses, and applying the pulses the electrode terminals, comprising:
a real time clock being operably communicatively coupled to the digital control system, the real time clock providing a signal of predetermined magnitude to the defibrillator electrodes and receiving a return signal therefrom, whereby the magnitude of the return signal from the defibrillator electrodes is an indicator of the operability of the defibrillator electrodes.
7. An automated external defibrillator, having a case and having defibrillator components, including at least electrode terminals configured for electrical interconnection to defibrillator electrodes, at least one self-contained power supply disposed within the case, a high voltage circuit electrically coupled to the at least one self-contained power supply and to the electrode terminals, the high voltage circuit for generating defibrillation pulses and applying the pulses to the electrode terminals, and a digital control system coupled to the electrode terminals, the at least one self-contained power supply, and the high voltage circuit, and including self-test means controlled by the digital control system for periodically and automatically performing a self-test of one or more defibrillator components, and for providing a maintenance indication if a malfunctioning component is identified, the digital control system further controlling a rescue mode of operation, the rescue mode of operation including at least the steps of coupling the high voltage circuit to the battery terminals and the electrode terminals, generating the defibrillation pulses, and applying the pulses to the electrode terminals, comprising:
a real time clock being operably coupled to the digital control system, the real time clock providing a real time basis for storing data related to the time of placement of the defibrillator electrodes on the patient, the initiation of a cardiac rhythm analysis voice prompt, the patient's cardiac rhythm, the initiation of a charging voice prompt, the completion of a charge mode of operation of the high voltage circuit, and the initiation of a charge to the defibrillator electrodes.
8. An automated external defibrillator, having a case and having defibrillator components, including at least two electrode terminals configured for electrical interconnection to defibrillator electrodes, at least one self-contained power supply disposed within the case, a high voltage circuit electrically coupled to the at least one self-contained power supply and to the electrode terminals, the high voltage circuit for generating defibrillation pulses and applying the pulses to the electrode terminals, and a digital control system coupled to the electrode terminals, the at least one self-contained power supply, and the high voltage circuit, and including self-test means controlled by the digital control system for periodically and automatically performing a self-test of one or more defibrillator components, and for providing a maintenance indication if a malfunctioning component is identified, the digital control system further controlling a rescue mode of operation, the rescue mode of operation including at least the steps of coupling the high voltage circuit to the battery terminals and the electrode terminals, generating the defibrillation pulses, and applying the pulses to the electrode terminals, comprising:
whereby the digital control system provides commands to the voice circuit, and responsive thereto, the voice circuit generates audible voice prompts emitted by the speaker, and
the rescue mode of operation including a selected sequence of steps to be performed by an operator, the digital control system providing a series of voice prompts to the operator to assist the operator in performing the selected sequence of steps.
10. An automated external defibrillator configured for use with a packaged pair of electrodes electrically connected to one another within the package and including lead wires with connectors extending from the package, the defibrillator including:
an impedance measuring circuit being disposed within the case for measuring the impedance between the electrode terminals by providing selected communications through a circuit formed in part of the lead wires and the electrically connected pair of electrodes;
electrode connection test means for checking the electrical interconnection of electrodes to the electrode terminals as a function of the measured impedance between the electrode terminals during self-tests, and for actuating the maintenance indicator when disconnected electrode states are identified.
13. The defibrillator of claim 10 wherein the digital control system further includes:
15. An automated external defibrillator, having a case and having defibrillator components, including at least electrode terminals configured for electrical interconnection to defibrillator electrodes, at least one self-contained power supply disposed within the case, a high voltage circuit electrically coupled to the at least one self-contained power supply and to the electrode terminals, the high voltage circuit for generating defibrillation pulses and applying the pulses to the electrode terminals, and a digital control system coupled to the electrode terminals, the at least one self-contained power supply, and the high voltage circuit, and including self-test means controlled by the digital control system for periodically and automatically performing a self-test of one or more defibrillator components, and for providing a maintenance indication if a malfunctioning component is identified, comprising:
the self-contained power supply having at least one primary battery for powering the high voltage circuit and at least one backup battery.
20. An automated external defibrillator, having a case and having defibrillator components, including at least electrode terminals configured for electrical interconnection to defibrillator electrodes, at least one self-contained power supply disposed within the case, a high voltage circuit electrically coupled to the at least one self-contained power supply and to the electrode terminals, the high voltage circuit for generating defibrillation pulses and applying the pulses to the electrode terminals, and a digital control system coupled to the electrode terminals, the at least one self-contained power supply, and the high voltage circuit, and including self-test means controlled by the digital control system for periodically and automatically performing a self-test of one or more defibrillator components, and for providing a maintenance indication if a malfunctioning component is identified, comprising:
the case having an openable and closeable lid, including means for activating the self-test means when opening or closing said lid.
US08512441 1995-08-01 1995-08-08 Automated external defibrillator with lid activated self-test system Expired - Lifetime US5645571B1 (en)
US50999095A true 1995-08-01 1995-08-01
US08512441 US5645571B1 (en) 1995-08-01 1995-08-08 Automated external defibrillator with lid activated self-test system
DE69631722T DE69631722T2 (en) 1995-08-08 1996-08-02 Automated external defibrillation with self-test system
EP04075047A EP1419798A3 (en) 1995-08-08 1996-08-02 Automated external defibrillator
EP05076999A EP1637181A1 (en) 1995-08-08 1996-08-02 Automated external defibrillator
US08/781,185 US5797969A (en) 1995-08-01 1997-01-09 One button lid activated automatic external defibrillator
US08/978,908 US5919212A (en) 1995-08-08 1997-11-26 Watchdog timer for automated external defibrillator
US50999095A Continuation-In-Part 1995-08-01 1995-08-01
US08/781,185 Continuation US5797969A (en) 1995-08-01 1997-01-09 One button lid activated automatic external defibrillator
US5645571A true US5645571A (en) 1997-07-08
US5645571B1 US5645571B1 (en) 1999-08-24
US08512441 Expired - Lifetime US5645571B1 (en) 1995-08-01 1995-08-08 Automated external defibrillator with lid activated self-test system
US08/971,762 Expired - Lifetime US5792190A (en) 1995-08-01 1997-11-17 Automated external defibrillator operator interface
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1996-07-31 DE DE1996628378 patent/DE69628378D1/en not_active Expired - Lifetime
1996-07-31 DE DE1996628378 patent/DE69628378T2/en not_active Expired - Lifetime
1997-11-17 US US08/971,762 patent/US5792190A/en not_active Expired - Lifetime
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