Electrocardiogram (ECG) electrode with deposited ink resistive element
Technologies and implementations for a wearable medical device (WMD). The WMD includes electrocardiogram (ECG) electrodes and/or therapy electrodes having resistor components formed utilizing resistive ink.
1. An electrocardiogram (ECG) electrode comprising:
a base plate;
a substrate disposed on the base plate, the substrate having resistive ink disposed on a surface to form a resistor component of the ECG electrode, wherein the substrate comprises the resistive ink having a substantially donut shape on the surface to form the resistor component of the ECG electrode;
a conductive electrode disposed on the substrate and communicatively coupled to the substrate; and
an electric cable configured to be communicatively coupled to the conductive electrode and to a wearable cardioverter device (WCD) monitor configured to detect one of ventricular fibrillation (VF) and/or ventricular tachycardia (VT) from ECG signals.
2. The ECG electrode of claim 1 , wherein the base plate comprises an insulating base plate having holes configured to facilitate pass-through of the electric cable.
3. The ECG electrode of claim 1 , wherein the substrate comprises a printed circuit board (PCB).
4. The ECG electrode of claim 3 , wherein the PCB includes conductive components.
5. The ECG electrode of claim 4 , wherein the conductive components comprise of copper pads coupled to vias.
6. An electrocardiogram (ECG) electrode comprising:
a base plate;
a substrate disposed on the base plate, the substrate having resistive ink disposed on a surface to form a resistor component of the ECG electrode, wherein the substrate comprises the resistive ink having a substantially donut shape on the surface to form the resistor component of the ECG electrode;
a conductive electrode disposed on the substrate and communicatively coupled to the substrate;
an electric cable configured to be communicatively coupled to the conductive electrode and to a wearable cardioverter device (WCD) monitor configured to detect one of ventricular fibrillation (VF) and/or ventricular tachycardia (VT) from ECG signals; and
a cover disposed over the conductive electrode, the cover having a hole configured to expose the conductive electrode.
7. The ECG electrode of claim 6 , wherein the base plate comprises an insulating base plate having holes configured to facilitate pass-through of the electric cable.
8. The ECG electrode of claim 6 , wherein the substrate comprises a printed circuit board (PCB).
9. The ECG electrode of claim 8 , wherein the PCB includes conductive components.
10. The ECG electrode of claim 9 , wherein the conductive components comprise of copper pads coupled to vias.
11. A wearable cardioverter device (WCD) comprising:
a support structure configured to be worn by a patient;
a WCD monitor coupled to the support structure, the WCD monitor configured to detect one of ventricular fibrillation (VF) and/or ventricular tachycardia (VT) from electrocardiogram (ECG) signals; and
an ECG electrode communicatively coupled to the WCD monitor, the ECG electrode comprising:
a base plate,
a substrate disposed on the base plate, the substrate having resistive ink disposed on a surface to form a resistor component of the ECG electrode, wherein the substrate comprises the resistive ink having a substantially donut shape on the surface to form the resistor component of the ECG electrode,
a conductive electrode disposed on the substrate and communicatively coupled to the substrate,
an electric cable communicatively coupled to the substrate and to the WCD monitor, and
a cover disposed over the conductive electrode, the cover having a hole configured to expose a sensing portion of the conductive electrode.
12. The WCD of claim 11 , wherein the WCD monitor comprises the WCD monitor included in the support structure.
13. The WCD of claim 11 , wherein the support structure comprises a wearable garment configured to be worn by a person.
14. The WCD of claim 11 , wherein the ECG electrode is further configured as a defibrillating shock delivery therapy electrode.
15. The WCD of claim 11 , wherein the base plate comprises an insulating base plate having holes configured to facilitate pass-through of the electric cable.
16. The WCD of claim 11 , wherein the substrate comprises a printed circuit board (PCB).
17. The WCD of claim 16 , wherein the PCB includes conductive components.
18. The WCD of claim 17 , wherein the conductive components comprise of copper pads coupled to vias.