Processing pulse signal in conjunction with accelerometer signal in cardiac resuscitation
First Claim
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1. A cardiac resuscitation device, comprising a pulse sensor configured to detect pulse information characterizing the cardiac pulse in the patient, wherein the pulse sensor has a pulse sensor output signal as its output;
- an accelerometer configured to detect chest movements of the patient during chest compressions, wherein the accelerometer has an accelerometer output signal as its output; and
memory and processing circuits configured to process the pulse sensor output signal and accelerometer output signal to monitor the effect that chest compressions have on the patient'"'"'s pulse.
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Abstract
A cardiac resuscitation device that includes a pulse sensor configured to detect pulse information characterizing the cardiac pulse in the patient, an accelerometer configured to detect chest movements of the patient during chest compressions, and memory and processing circuits configured to process the outputs of the pulse sensor and accelerometer to monitor the effect that chest compressions have on the patient'"'"'s pulse.
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Citations
14 Claims
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1. A cardiac resuscitation device, comprising
a pulse sensor configured to detect pulse information characterizing the cardiac pulse in the patient, wherein the pulse sensor has a pulse sensor output signal as its output; -
an accelerometer configured to detect chest movements of the patient during chest compressions, wherein the accelerometer has an accelerometer output signal as its output; and
memory and processing circuits configured to process the pulse sensor output signal and accelerometer output signal to monitor the effect that chest compressions have on the patient'"'"'s pulse. - View Dependent Claims (4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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2. A cardiac resuscitation device, comprising
a pulse sensor configured to detect pulse information characterizing the cardiac pulse in the patient, wherein the pulse sensor has a pulse sensor output signal as its output; -
an accelerometer configured to detect chest movements of the patient during chest compressions, wherein the accelerometer has an accelerometer output signal as its output; and
memory and processing circuits configured to process the pulse sensor output signal in conjunction with the accelerometer output signal to provide information to the user of the device to improve delivery of CPR to the patient.
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3. A cardiac resuscitation device, comprising
a pulse sensor configured to detect pulse information characterizing the cardiac pulse in the patient, wherein the pulse sensor has a pulse sensor output signal as its output; -
an accelerometer configured to detect chest movements of the patient during chest compressions, wherein the accelerometer has an accelerometer output signal as its output; and
memory and processing circuits configured to process the pulse sensor output signal in conjunction with the accelerometer output signal to determine if chest compressions actually result in the movement of blood thus resulting in a pulse.
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Specification