WEARABLE MEDICAL DEVICE

1 . A wearable cardioverter defibrillator (WCD) comprising:

a vest;

a belt;

an energy storage device;

an output circuit that is integrated into the belt or the vest;

a plurality of sensors that are attached to the vest, wherein the plurality of sensors are configured to monitor physiological conditions of a wearer of the vest and the belt;

defibrillator electrodes that are attached to the vest; and

a processor that is attached to the belt and is communicatively coupled to the plurality of sensors, the output circuit, and the defibrillator electrodes, wherein the processor is configured to:

receive data about the wearer from plurality of the sensors,

determine that the wearer is experiencing a cardiac event based on the data, and

cause the output circuit to deliver electrical charge from the energy storage device to the defibrillator electrodes to deliver a shock to the wearer in response to a determination that the wearer is experiencing the cardiac event.

2 . The WCD of claim 1 wherein the energy storage device comprises:

a capacitor that is attached to the belt; and

a battery that is attached to the belt,

wherein the processor is further configured to cause the battery to charge the capacitor before causing the output circuit to deliver the shock.

3 . (canceled)

4 . (canceled)

5 . (canceled)

6 . The WCD of claim 2 , wherein the capacitor, battery and processor are substantially uniformly distributed along the belt.

7 . The WCD of claim 1 , further comprising a user interface that is attached to the vest.

8 . The WCD of claim 1 , further comprising a user interface that is attached to the belt.

9 . The WCD of claim 7 , wherein the user interface comprises a flexible display.

10 . The WCD of claim 1 , further comprising:

a plurality of metamaterial structures integrated into the vest, wherein the plurality of sensors are configured to communicate electrocardiogram (ECG) signals sensed from the wearer to the processor via the plurality of metamaterial structures.

11 . The WCD of claim 1 , wherein the plurality of sensors include a plurality of electrocardiogram (ECG) sensors.

12 . (canceled)

13 . A method for making a wearable cardioverter defibrillator (WCD), the method comprising:

attaching a plurality of sensors in a vest, wherein the plurality of sensors are configured to monitor physiological conditions of a wearer of the vest:

attaching defibrillator electrodes to the vest;

attaching a processor to a belt;

attaching an energy storage device to the belt;

attaching an output circuit to the belt;

communicatively coupling the processor to the plurality of sensors, and the output circuit, and electrically coupling the output circuit to the defibrillator electrodes; and

configuring the processor to:

receive data about the wearer from plurality of the sensors,

determine that the wearer is experiencing a cardiac event based on the data, and

cause the output circuit to output electrical charge from the energy storage device to the defibrillator electrodes to deliver a shock the wearer in response to a determination the wearer is experiencing the cardiac event.

14 . The method of claim 13 , wherein attaching the energy storage device further comprises:

attaching a capacitor in the belt;

attaching a battery in the belt; and

further configuring the processor to cause the battery to charge the capacitor prior to causing the output circuit to deliver the shock.

15 . (canceled)

16 . (canceled)

17 . (canceled)

18 . (canceled)

19 . The method of claim 13 , further comprising:

communicatively coupling the plurality of sensors to the processor via a plurality of metamaterial structures in the vest, the plurality of sensors configured to communicate electrocardiogram (ECG) signals sensed from the wearer to the processor via the plurality of metamaterial structures.

20 . (canceled)

21 . The WCD of claim 1 , wherein the belt is removably attached to the vest.

22 . The method of claim 14 , wherein the attaching of the capacitor, the attaching of the battery and the attaching of the processor are performed so that the capacitor, battery and processor are substantially uniformly distributed along the belt.

23 . The method of claim 13 further comprising:

attaching a user interface in the vest.

24 . The method of claim 23 , wherein the user interface comprises a flexible display.

25 . The method of claim 13 further comprising attaching a user interface in the belt.

26 . The method of claim 13 , wherein the plurality of sensors include a plurality of electrocardiogram (ECG) sensors.

27 . The method of claim 13 , further comprising:

removably attaching the belt to the vest.