Mobile ECG sensor apparatus
Disclosed systems include mobile ECG sensors, systems and methods. Some embodiments provide ECG sensors in a credit card form factor that allows a user to contact two electrically isolated electrodes to measure heart electrical signals for a Lead 1 ECG.
1. A mobile ECG sensor comprising:
an electrode assembly comprising electrodes, wherein the electrode assembly senses heart-related signals when in contact with a user's skin, and produces electrical signals representing the sensed heart-related signals;
a converter assembly electrically connected to the electrode assembly, configured to convert the electrical signals to a modulated signal, wherein the modulated signal carries the electrical signals representing the sensed heart-related signals;
a transmitter that transmits the modulated signal wirelessly to a computing device; and
a housing containing the electrode assembly, the converter assembly, and the transmitter.
2. The mobile ECG sensor according to claim 1 , wherein the housing is a credit card form factor.
3. The mobile ECG sensor according to claim 2 , wherein the electrode assembly comprises at least two electrode pads positioned on an exterior surface of the credit card form factor.
4. The mobile ECG sensor according to claim 3 , wherein the credit card form factor comprises a top part with a top surface and an underside, and a bottom part with a topside and a bottom surface, wherein the underside of the top part is affixed to the topside of the bottom part,
wherein the electrode assembly further comprises at least two conductive flexible membranes electrically connected to the at least two electrode pads and electrically connected to the converter, and
wherein the at least two electrode pads are positioned on the top surface of the top part, and the at least two conductive flexible membranes are positioned between the underside of the top part and the topside of the bottom part.
5. The mobile ECG sensor according to claim 4 , wherein the at least two conductive flexible membranes are in contact with the at least two electrode pads.
6. The mobile ECG sensor according to claim 4 , wherein the modulated signal is a frequency modulated signal, and wherein the transmitter outputs the frequency modulated signal having a carrier frequency in the range of from about 6 kHz to about 20 kHz.
7. The mobile ECG device according to claim 4 , wherein the modulated signal is in accordance with Bluetooth® protocol.
8. The mobile ECG device according to claim 4 , wherein the modulated signal is in accordance with a headset profile of the Bluetooth wireless communication standard.
9. The mobile ECG sensor according to claim 1 , wherein the housing is a mobile phone case form factor, and wherein the electrodes are positioned on an exterior surface of the mobile phone case form factor.
10. A mobile ECG sensor comprising:
a credit card form factor, wherein the credit card form factor houses:
an electrode assembly comprising electrodes positioned on an exterior surface of the credit card form factor, wherein the electrode assembly senses heart-related signals when in contact with a user's skin, and produces electrical signals representing the sensed heart-related signals;
a converter assembly electrically connected to the electrode assembly, the converter assembly comprising a processor;
a display electrically connected to the converter assembly, the display positioned on the exterior surface of the credit card form factor; and
a memory comprising instructions to cause the processor to process the sensed heart-related signals and display the heart-related signals on the display.
11. The mobile ECG sensor according to claim 10 , wherein the heart-related signals comprises ECG signals.
12. The mobile ECG sensor according to claim 10 , wherein the heart-related signals comprises heart rate signals.
13. The mobile ECG sensor according to claim 10 , further comprising a transmitter electrically connected to the processor and housed in the credit card form factor, wherein the transmitter is capable of transmitting the processed heart-related signal wirelessly.