Wearable medical device with disposable and reusable components
Embodiments of a wearable device are provided. The wearable device comprises a reusable component and a disposable component. The disposable component comprises a patient engagement substrate comprising adhesive on a bottom side, an electrode on the bottom side, a disposable component electrical connector, and a disposable component mechanical connector. The reusable component comprises a plurality of sealed housings mechanically coupled to each other and movable with respect to each other, each of the plurality of housings containing one or more of a capacitor and a controller, a reusable component mechanical connector adapted to removably connect to the disposable component mechanical connector, and a reusable component electrical connector adapted to removably connect to the disposable component electrical connector. The device can comprise a cardiopulmonary physiologic monitor or an automatic external defibrillator, among other types of devices.
1. A wearable device comprising:
a reusable component and a disposable component,
the disposable component comprising a patient engagement substrate comprising adhesive on a bottom side, an electrode on the bottom side, a disposable component electrical connector, and a disposable component mechanical connector,
the reusable component comprising a plurality of sealed housings mechanically coupled to each other and movable with respect to each other and a flexible circuit configured to provide electrical communication among electrical components within the housings, each of the plurality of housings containing one or more of a capacitor, a controller, a reusable component mechanical connector adapted to removably connect to the disposable component mechanical connector, and a reusable component electrical connector adapted to removably connect to the disposable component electrical connector.
2. The wearable device of claim 1 wherein the flexible circuit is affixed to back surfaces of the plurality of housings.
3. The wearable device of claim 1 , wherein the flexible circuit is overmolded with flexible material to prevent water ingress.
4. The wearable device of claim 1 , wherein the disposable component further comprises a battery disposed in a battery housing, a battery electrical connector configured to electrically connect the battery to, and disconnect the battery from, the capacitor and/or controller, and a battery mechanical connector adapted to removably connect the battery housing to the reusable component.
5. The wearable device of claim 1 , wherein the disposable component further comprises a battery disposed in a battery housing, a battery electrical connector configured to be connected to, and disconnected from, the reusable component electrical connector, a battery mechanical connector adapted to removably connect the battery housing to the reusable component, and a cable configured to be connected to, and disconnected from, the disposable component electrical connector.
6. The wearable device of claim 1 , wherein the reusable component further comprises a rechargeable battery.
7. The wearable device of claim 1 , wherein the reusable component further comprises a housing support, the housings being mechanically connected to a top side of the housing support, the reusable component mechanical connector being disposed on a bottom side of the housing support.
8. The wearable device of claim 7 , wherein the disposable component further comprises a battery disposed in a battery housing, a battery electrical connector configured to electrically connect the battery to, and disconnect the battery from, the capacitor, and a cradle dock adapted to removably connect the battery housing to the housing support.
9. The wearable device of claim 1 , wherein the disposable component further comprises a battery permanently attached to the disposable component.
10. The wearable device of claim 1 , wherein the disposable component mechanical connector and the reusable component mechanical connector together comprise male and female mechanical components.
11. The wearable device of claim 1 , wherein the disposable component mechanical connector comprises a spring-biased latch and the reusable component mechanical connector comprises a cavity adapted to receive the latch.
12. The wearable device of claim 11 , wherein the disposable component mechanical connector further comprises a latch actuator operably connected to move the latch to connect the disposable component mechanical connector to, or disconnect the disposable component mechanical connector from, the reusable component mechanical connector.
13. The wearable device of claim 1 , wherein the disposable component mechanical connector and the reusable component mechanical connector are configured to allow the reusable component and the disposable component to move relative to one another while still maintaining a mechanical connection.
14. The wearable device of claim 1 , wherein at least one of the disposable component mechanical connector and the reusable component mechanical connector further comprises an alignment mechanism adapted to align the disposable component mechanical connector and the reusable component mechanical connector.
15. The wearable device of claim 1 , wherein the disposable component mechanical connector and the reusable component mechanical connector together comprise a buckle and a buckle connector.
16. The wearable device of claim 1 , wherein the disposable component mechanical connector is disposed on a support element pivotably attached to the patient engagement substrate.
17. The wearable device of claim 1 , further comprising an alignment tool adapted to align the disposable component mechanical connector with the reusable component mechanical connector.
18. The wearable device of claim 1 , wherein the patient engagement substrate has a first configuration in which a connection between the disposable component mechanical connector and the reusable component mechanical connector is maintained and a second configuration in which the disposable component mechanical connector may be disconnected from the reusable component mechanical connector.
19. The wearable device of claim 1 , further comprising a tool adapted to disconnect the reusable component mechanical connector from the disposable component mechanical connector.
20. The wearable device claim of claim 1 , wherein the disposable component mechanical connector and the reusable component mechanical connector together comprise a breakable component adapted to break to disconnect the disposable component mechanical connector from the reusable component mechanical connector.
21. The wearable device of claim 1 , wherein the disposable component mechanical connector and the reusable component mechanical connector together comprise a removable component adapted to disconnect the disposable component mechanical connector from the reusable component mechanical connector.
22. The wearable device of claim 1 , wherein, when connected, the disposable component electrical connector and the reusable component electrical connector provide a waterproof electrical connection.
23. The wearable device of claim 1 , wherein the disposable component electrical connector is integrated with the disposable component mechanical connector and the reusable component electrical connector is integrated with the reusable component mechanical connector.
24. The wearable device of claim 23 , wherein a mechanical connection between the disposable component mechanical connector and the reusable component electrical connector prevents the disposable component electrical connector from being disconnected from the reusable component electrical connector.
25. The wearable device of claim 1 , wherein the disposable component further comprises an electronic memory adapted to receive and store user data from the controller.
26. The wearable device of claim 1 , further comprising a mechanical connection indicator adapted to indicate a mechanical connection between the disposable component mechanical connector and the reusable component mechanical connector.
27. The wearable device of claim 1 , further comprising an electrical connection indicator adapted to indicate an electrical connection between the disposable component electrical connector and the reusable component electrical connector.
28. The wearable device of claim 1 , wherein the disposable component further comprises a second patient engagement substrate having an electrode on a bottom side and a second patient engagement substrate electrical connector.
29. The wearable device of claim 1 , wherein the wearable device comprises a cardiopulmonary physiologic monitor.
30. The wearable device of claim 1 , wherein the wearable device comprises an automatic external defibrillator.
31. The wearable device of claim 1 , wherein the reusable component mechanical connector and the disposable component mechanical connector comprise a trigger prevention mechanism configured to prevent disconnection of the reusable component mechanical connector and the disposable component mechanical connector.
32. The wearable device of claim 31 , wherein the trigger prevention mechanism comprises a protruding feature on the reusable component mechanical connector configured to interact with an opening or depression on the disposable component mechanical connector.
33. The wearable device of claim 1 , further comprising a mechanism that can be manually triggered in order to initiate, activate, or override a device function.