| Patent Number |
Title Of Patent |
Date Issued |
| D405754 |
Battery housing |
February 16, 1999 |
|
| D402758 |
Automated external defibrillator |
December 15, 1998 |
|
| D394903 |
External defibrillator |
June 2, 1998 |
|
| D377097 |
Defibrillator in soft-sided carrying bag |
December 31, 1996 |
|
| D373193 |
Defibrillator |
August 27, 1996 |
|
| 6411846 |
Method and apparatus for delivering a biphasic defibrillation pulse with variable energy |
June 25, 2002 |
| An apparatus and method for determining an optimal transchest external defibrillation waveform that provides for variable energy in the first or second phase of a biphasic waveform that, when applied through a plurality of electrodes positioned on a patient's torso, will produce a desire |
| 6366809 |
Defibrillator battery with memory and status indication guage |
April 2, 2002 |
| A defibrillator battery includes at least one battery cell, a housing surrounding the at least one battery cell, and a memory connected to the at least one battery cell. The memory can be positioned inside of the housing that surrounds the at least one battery cell. The defibrillator |
| 6321113 |
Automatic external defibrillator first responder and clinical data outcome management system |
November 20, 2001 |
| A method and system for managing cardiac rescue events is disclosed. Unlike prior systems, this method and system uses a rescue scene computer to obtain patient and incident data at the rescue scene and then marry that data with ECG rescue data and automated external defibrillator (AED) |
| 6263239 |
Method and apparatus for determining the second phase of defibrillator devices |
July 17, 2001 |
| A method for determining an optimal transchest external defibrillation waveform which, when applied through a plurality of electrodes positioned on a patient's torso will produce a desired response in the patient's cardiac cell membranes. The method includes the steps of providing a |
| 6263238 |
Automatic external defibrillator having a ventricular fibrillation detector |
July 17, 2001 |
| In an automatic external defibrillator (AED) having a ventricular fibrillation detector, the ventricular fibrillation detector may generally be defined as a filter containing both an adaptive non-linear section and a linear section. The non-linear section is preferably a complex-domain |
| 6198967 |
Continual waveform shape reforming method and apparatus for transchest resistance dynamics |
March 6, 2001 |
| The present invention discloses a method and device in which an external defibrillator is integrated with an algorithm implemented in a programmable microprocessor which controls and manages the formation of defibrillation waveforms. The waveforms are dynamically adjusted and created |
| 6134479 |
Electrode triad for external defibrillation |
October 17, 2000 |
| An energy delivery system for use with an automatic external defibrillator (AED), the AED having a case containing a plurality of AED components, a battery electrically coupled to a control system, the control system communicatively coupled to a charge system, the charge system for g |
| 6125299 |
AED with force sensor |
September 26, 2000 |
| A force sensor, for use in combination with an automated electronic defibrillator (AED), includes a first conductive layer. A second conductive layer is spaced apart from the first conductive layer such that no electrical communication occurs between the first and second conductive l |
| 6125298 |
Defibrillation system for pediatric patients |
September 26, 2000 |
| An automatic external defibrillator (AED) includes a device for scaling the stored energy communicated to the patient responsive to a known patient weight. An electrode set, for use with an automatic external defibrillator (AED), the AED includes a plurality of electrodes for making elec |
| 6115638 |
Medical electrode with conductive release liner |
September 5, 2000 |
| An electrode system includes a release liner separating a pair of electrodes. The release liner includes a first portion having electrically conductive and non-stick characteristics and a second portion having electrically non-conductive and non-stick characteristics. An electrically |
| 6101413 |
Circuit detectable pediatric defibrillation electrodes |
August 8, 2000 |
| Defibrillator electrodes having an identification element and a circuit which indicates to an AED the weight range of the patient being rescued. When the AED detects the presence of pediatric electrodes, it may select a different set of voice prompts that are specifically suited to a ped |
| 6088616 |
Field programmable automated external defibrillator |
July 11, 2000 |
| An automated external programmable defibrillator (AED) with the ability to perform operational self-tests, determine whether a patient is undergoing cardial defibrillation, deliver an electrical defibrillation pulse, store data pertaining to the self-tests. Certain operational parameters |
| 6083246 |
Lid open detection circuit for automated external defibrillators |
July 4, 2000 |
| A lid open detection circuit for powering ON an automated external defibrillator having a housing and an openable lid formed in the housing, generally incorporates a switch that has a first state for powering ON the AED when the openable lid is open and a second state for powering OFF th |
| 6064909 |
Water resistant speaker port for automated external defibrillators |
May 16, 2000 |
| An automated external defibrillator (AED) having a housing and an openable lid with a water resistant speaker port formed in the housing below the openable lid. A water resistant fabric is attached underneath the speaker port to resist water passing into the interior of the AED while all |
| 6038473 |
Defibrillator battery with dual cell stack configuration |
March 14, 2000 |
| A defibrillator battery pack comprises a housing having a first set of battery cells having an upper set and a lower set of cells and a second set of battery cells connected in parallel with one of the upper or the lower sets of the first set of battery cells. The first set of battery |
| 6029085 |
Charging and safety control for automated external defibrillator and method |
February 22, 2000 |
| A fail-safe safety circuit for a portable automated external defibrillator allows earlier charging of capacitors. In turn, the earlier charging of the capacitors allows quicker release of a defibrillation shock than prior art method of automatically detecting the appropriateness of admin |
| 5999493 |
Synchronization method and apparatus for isolated clock system |
December 7, 1999 |
| A system for automatically synchronizing, isolated clocks is disclosed. In the preferred embodiment, the internal clock of an automated external defibrillator (AED) or an external defibrillator (ED) is integrated with a radio broadcast to receive standard time. The system may also includ |
| 5991658 |
Continual waveform shape reforming method and apparatus for transchest resistance dynamics |
November 23, 1999 |
| The present invention is an external defibrillator which controls and manages the formation of defibrillation waveforms. The waveforms are dynamically adjusted and created to be consistent with a myocardial cell response waveform. Dynamic tilt calculations based on time slices and co |
| 5984102 |
Medical electrode packaging technology |
November 16, 1999 |
| The invention provides a sealed package system for housing at least two medical electrode devices and for enabling the periodic testing thereof, comprising a thin, generally flat flexible envelope constructed and arranged to form an interior cavity for enclosing a conductive gel contact |
| 5978706 |
Stacked capacitor truncated damped sinusoidal defibrillation waveform |
November 2, 1999 |
| An apparatus for generating a waveform for use in externally defibrillating the heart of a patient includes a plurality of capacitors chargeable to respective charge potentials. A control apparatus is operatively coupled with the capacitors to sequentially interconnect the capacitors in |
| 5968080 |
Method for determining the second phase of external defibrillator devices |
October 19, 1999 |
| A method for determining an optimal transchest external defibrillation waveform which, when applied through a plurality of electrodes positioned on a patient's torso will produce a desired response in the patient's cardiac cell membranes. The method includes the steps of providing a |
| 5955956 |
Audible alarm system for an automated external defibrillator |
September 21, 1999 |
| The audible alarm system of the present invention incorporates an alarm condition indicator that is designed to detect an alarm condition within the AED. The audible alarm system further incorporates an audible alarm circuit that is connected to the alarm condition indicator and is desig |
| 5944742 |
AAMI specification optimized truncated exponential waveform |
August 31, 1999 |
| A method of generating and applying a defibrillation shock of the present invention includes first applying a defibrillation shock pulse to a patient with an initial predetermined amount of energy not based on a patient-dependent electrical parameter, and while monitoring a patient-d |
| 5919212 |
Watchdog timer for automated external defibrillator |
July 6, 1999 |
| An automated external defibrillator automatically performs periodic self-tests on a daily and weekly basis. Self-test failures are identified by a watchdog timer which is reset upon activation of each periodic self-test. If the watchdog timer times out a maintenance indication is act |
| 5909138 |
Fast isolated IGBT driver for high voltage switching circuitry |
June 1, 1999 |
| A fast insulated gate bipolar transistor (IGBT) driver circuit for trunking waveforms in external defibrillators is provided. An input circuit is provided to receive input signals. An isolation transformer is provided to isolate the output from the input. A biasing circuit is connected t |
| 5908443 |
Stacked capacitor truncated damped sinusoidal defibrillation waveform |
June 1, 1999 |
| An apparatus for generating a waveform for use in externally defibrillating the heart of a patient includes a plurality of capacitors chargeable to respective charge potentials. A control apparatus is operatively coupled with the capacitors to sequentially interconnect the capacitors in |
| 5908442 |
Stepped truncated damped sinusoidal defibrillation waveform |
June 1, 1999 |
| A method and apparatus for delivering a stepped truncated damped sinusoidal external defibrillation waveform which, when applied through a plurality of electrodes positioned on a patient's torso will produce a desired response in the patient's cardiac cell membranes is provided. Further, |
| 5902323 |
Method and apparatus for external defibrillation using a device having a low capacitance and sma |
May 11, 1999 |
| A method and apparatus for delivering a truncated damped sinusoidal external defibrillation waveform which, when applied through a plurality of electrodes positioned on a patient's torso will produce a desired response in the patient's cardiac cell membranes is provided. The external |
| 5899924 |
Single capacitor truncated damped sinusoidal defibrillation waveform |
May 4, 1999 |
| A method and apparatus for delivering a truncated damped sinusoidal external defibrillation waveform which, when applied through a plurality of electrodes positioned on a patient's torso will produce a desired response in the patient's cardiac cell membranes is provided. The method i |
| 5897576 |
Automated external defibrillator with the ability to sense temperature |
April 27, 1999 |
| The AED of the present invention has a housing and a removable power supply, contained within its own power supply case, that is connected to a circuit for generating a defibrillation pulse. The circuit is electrically connectale to a pair of electrodes for delivering the defibrillation |
| 5891172 |
High voltage phase selector switch for external defibrillators |
April 6, 1999 |
| Apparatus and method for selecting from a pair of capacitor banks for delivery of positive and negative polarity portions of a biphasic defibrillator pulse with a selector switch circuit for each capacitor bank, the circuit including a solid state phase selector switch preferably mad |
| 5868794 |
AED and battery pack with anticipatory battery disengagement detection |
February 9, 1999 |
| An AED includes a housing. Electronic circuitry is disposed in the housing for delivery of an electric shock to a stricken patient. A removable battery pack is selectively, operably, communicatively coupled to the electronic circuitry. The battery pack has an anticipatory detector for |
| 5850920 |
Medical electrode packaging technology |
December 22, 1998 |
| The invention provides a sealed package system for housing at least one medical electrode apparatus and for enabling the periodic testing thereof, comprising a thin, generally flat flexible envelope constructed and arranged to form an interior cavity for enclosing a conductive gel contac |
| 5817151 |
Circuit detectable packaged medical electrodes |
October 6, 1998 |
| A circuit detectable arrangement of electrodes and a package thereof are provided so that the presence of a fresh package of electrodes can be detected by a device and can be distinguished from electrodes that have been used or tampered with. A first electrode is disposed on an elect |
| 5797969 |
One button lid activated automatic external defibrillator |
August 25, 1998 |
| An automated external defibrillator which automatically performs self-tests on a daily and weekly basis. Tested functions include the presence and interconnection of defibrillator electrodes, battery charge state and the operability of the high voltage circuit. Visual and audible indicat |
| 5792190 |
Automated external defibrillator operator interface |
August 11, 1998 |
| A portable automated external defibrillator (AED) configured for use with a packaged pair of defibrillator electrodes of the type electrically coupled to one another within the package and having lead wires extending from the package and an electrical connector on the ends of the lead wi |
| 5749902 |
Recorded data correction method and apparatus for isolated clock systems |
May 12, 1998 |
| A system for automatically correcting data of recorded times from a plurality isolated clocks is disclosed. In the preferred embodiment a computer implemented software is used to download recorded time data from an automatic external defibrillator (AED). The computer also includes an |
| 5722995 |
External defibrillator for producing and testing biphasic waveforms |
March 3, 1998 |
| An external defibillator including an operator interface and a high voltage circuit responsive to a controller for producing monophasic waveform defibrillation pulses and/or biphasic waveform defibrillation pulses. The controller can implement a biphasic waveform test protocol by causing |
| 5700281 |
Stage and state monitoring automated external defibrillator |
December 23, 1997 |
| A circuit detectable arrangement of a plurality of medical electrodes is provided with each electrode having an electrically nonconductive backing layer, a layer of electrically conductive adhesive disposed on the backing layer and a lead wire extending therefrom and electrically connect |
| 5697955 |
Defibrillator electrodes and date code detector circuit |
December 16, 1997 |
| A package of defibrillator electrodes having a date indication element and a circuit for determining a date of manufacture of medical electrodes within the package is provided. Specifically, by the circuit and package design of the present invention, the presence of a fresh package of |
| 5674266 |
Biphasic defibrillation isolation circuit and method |
October 7, 1997 |
| Apparatus for providing a solid state patient isolator circuit capable of conducting bipolar portions of a biphasic defibrillation pulse when the isolator circuit is ON and further capable of isolating circuitry upstream or downstream of the patient isolator when the isolator circuit is |
| 5645571 |
Automated external defibrillator with lid activated self-test system |
July 8, 1997 |
| An automated external defibrillator which automatically performs self-tests on a daily and weekly basis. Tested functions include the presence and interconnection of defibrillator electrodes, battery charge state and the operability of the high voltage circuit. Visual and audible indicat |
| 5643324 |
External defibrillator circuit |
July 1, 1997 |
| A portable, automatic external defibrillator, comprising a plurality of capacitors; a capacitor charging circuit; connections from the capacitors to a patient body; and a plurality of semiconductor switches arranged to connect the capacitors to the charging circuit and to the patient bod |
| 5620465 |
External defibrillator for producing and testing biphasic waveforms |
April 15, 1997 |
| An external defibrillator including an operator interface and a high voltage circuit responsive to a controller for producing monophasic waveform defibrillation pulses and/or biphasic waveform defibrillation pulses. The controller can implement a biphasic waveform test protocol by ca |
| 5601610 |
Current leakage prevention circuit for an external defibrillator |
February 11, 1997 |
| An external defibrillator high voltage circuit with a leakage prevention circuit. The high voltage circuit includes first and second output terminals configured for electrical interconnection to electrodes, first and second charge supply terminals configured for interconnection to a |
