Processing pulse signal in conjunction with ECG signal to detect pulse in external defibrillation
First Claim
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1. An external defibrillator for delivering a defibrillation waveform to a patient, the defibrillator comprising:
- chest electrodes for detecting at least one ECG signal on the patient and for delivering the defibrillation waveform to the patient;
a defibrillation circuit for shaping and delivering the defibrillation waveform;
a pulse sensor for detecting the presence of a cardiac pulse in the patient, wherein the pulse sensor has a pulse signal as its output;
memory and processing circuits for analyzing the pulse signal in conjunction with the ECG signal to determine whether the patient has a pulse.
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Abstract
An external defibrillator for delivering a defibrillation waveform to a patient. The defibrillator includes chest electrodes for detecting at least one ECG signal on the patient and for delivering the defibrillation waveform to the patient, a defibrillation circuit for shaping and delivering the defibrillation waveform, a pulse sensor for detecting the presence of a cardiac pulse in the patient, wherein the pulse sensor has a pulse signal as its output, and memory and processing circuits for analyzing the pulse signal in conjunction with the ECG signal to determine whether the patient has a pulse.
108 Citations
36 Claims
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1. An external defibrillator for delivering a defibrillation waveform to a patient, the defibrillator comprising:
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chest electrodes for detecting at least one ECG signal on the patient and for delivering the defibrillation waveform to the patient;
a defibrillation circuit for shaping and delivering the defibrillation waveform;
a pulse sensor for detecting the presence of a cardiac pulse in the patient, wherein the pulse sensor has a pulse signal as its output;
memory and processing circuits for analyzing the pulse signal in conjunction with the ECG signal to determine whether the patient has a pulse. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36)
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Specification