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1. (WO2018227019) SYSTEMS AND METHODS FOR FLEXIBLE ELECTRODE ARRAYS
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CLAIMS

What is claimed is:

1. A medical electrode array system, comprising:

a thin-film substrate;

a plurality of electrode contacts disposed on the thin-film substrate, the plurality of electrode contacts configured to provide electrical contact points; and

a plurality of traces electrically connected to the plurality of electrode contacts, an electrode contact of the plurality of electrode contacts having a dedicated trace of the plurality of traces that provides electrical connectivity to the electrode contact,

wherein the thin-film substrate is configured to flex to maintain continuous contact with contours of patient anatomy; and

wherein the plurality of traces include flexible spring-like portions to add flexibility to the thin-film substrate.

2. The medical electrode array system of claim 1, wherein the thin-film substrate is configured to use surface tension with respect to the patient anatomy to maintain the continuous contact.

3. The medical electrode array system of claim 1, wherein the plurality of traces may be electrically connected to a flexible cable to enable electrical connectivity between control circuitry and the plurality of electrode contacts.

4. The medical electrode array system of claim 3, wherein

the thin-film substrate is provided in a wing-like structure including a plurality of wings, and

the plurality of electrode contacts are disposed in a row formation on the plurality of wings.

5. The medical electrode array system of claim 4, wherein a first wing from among the plurality of wings is connected to a second wing from among a plurality of wings by a removable tether.

6. The medical electrode array system of claim 4, wherein the flexible cable extends along a central portion of the thin-film substrate, and the plurality of traces extend horizontally from the flexible cable towards the plurality of electrode contacts.

7. The medical electrode array system of claim 1, wherein

the plurality of electrode contacts are disposed on the thin-film substrate in at least one of a row and column formation, a symmetrical formation, a non-symmetrical formation, or an irregular formation, and

the plurality of traces are formed vertically along columns of the row and column formation such that each dedicated trace terminates at least one predetermined electrode contact.

8. The medical electrode array system of claim 1, wherein the plurality of electrode contacts are disposed on the thin-film substrate in a row formation such that electrode contacts lie on either side of their dedicated plurality of traces.

9. The medical electrode array system of claim 1, wherein the thin-film substrate includes one or more protruding portions with a hole to serve as an anchor point during a medical procedure.

10. The medical electrode array system of claim 1, wherein the thin-film substrate is provided in a paddle formation including a plurality of paddles, each paddle including the plurality of electrode contacts.

11. The medical electrode array system of claim 10, wherein a first paddle from among the plurality of paddles is connected to a second paddle from among the plurality of paddles by a portion of a flexible cable.

12. The medical electrode array system of claim 11, wherein the portion of the flexible cable that connects the first paddle to the second paddle has a bellowed structure to allow variation in a distance between the first paddle and the second paddle.

13. The medical electrode array system of claim 1, wherein the electrode contact comprises:

an electrode pair affixed to a corresponding bond pad, the electrode pair including a center electrode and a ring electrode disposed around the center electrode.

14. The medical electrode array system of claim 1, wherein the thin-film substrate is disposed on a flexible mesh carrier to allow the thin-film substrate to maintain the continuous contact with the contours of patient anatomy.

15. The medical electrode array system of claim 1, wherein the thin-film substrate is disposed on a flexible non-conducting carrier.

16. The medical electrode array system of claim 1, wherein the thin-film substrate is disposed on a bio-compatible woven mesh carrier.

17. The medical electrode array system of claim 1, wherein the thin-film substrate is disposed on a stretchable silicone carrier.

18. The medical electrode array system of claim 1, wherein the thin-film substrate includes a bank of springs in a portion of the thin-film substrate proximal to a flexible cable to isolate the flexible cable from surrounding tensile forces.

19. The medical electrode array system of claim 1, wherein the plurality of electrode contacts on the thin-film substrate are electrically connected to a plurality of flexible cables.

20. The medical electrode array system of claim 1, wherein the electrical contact points of the electrode contacts are configured to electrically connect to electrodes.