# US 2026/0097201 A1 · Transcatheter electrode array and use thereof > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2026/0097201 A1 - Document ID: US20260097201A1 - Status: Published application - Kind: A1 - Application number: 19/367,115 - Filed: 2025-10-23 - Published: 2026-04-09 - Earliest claimed: 2020-06-30 - Assignees: Vonova Inc. - Applicants: Vonova Inc. - Inventors: JOSE MIGUEL MORALES - Web page: https://patentgrep.com/patent/US20260097201A1 ## CPC - A61N 1/0534: {Electrodes for deep brain stimulation} - A61N 1/18: Applying electric currents by contact electrodes - A61N 1/36064: {Epilepsy} - A61N 1/36067: {Movement disorders, e.g. tremor or Parkinson disease (stimulating motor muscle A61N1/36003)} - A61N 1/36082: {Cognitive or psychiatric applications, e.g. dementia or Alzheimer's disease} - A61N: ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY (measurement of bioelectric currents A61B; surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body A61B18/00; anaesthetic apparatus in general A61M; incandescent lamps H01K; infrared radiators for heating H05B) ## Abstract The present disclosure is directed towards devices, methods, and related systems that are minutely-invasively delivered to the brain parenchyma, subdural or subarachnoid space where the devices, methods, and systems directly interface with central nervous system media (i.e., fluid or tissue) enabling detecting, sensing, measuring, stimulating, altering and/or modulating of the media or tissue surfaces. ## Claims ### Claim 1 An electrode array device, comprising: an elongate member comprising a self-expanding distal portion having a superelastic framework and a supporting substrate having multiple substrate members, the distal portion configured for delivery through a lumen of a catheter in a non-expanded state; and a plurality of electrodes carried by the distal portion, the distal portion having an expanded state in which the plurality of electrodes forms an electrode array spanning an area. ### Claim 2 (depends on 1) The device of claim 1, wherein the distal portion in the expanded state comprises a multipronged loop. ### Claim 3 (depends on 2) The device of claim 2, wherein the multipronged loop comprises thirteen loops. ### Claim 4 (depends on 1) The device of claim 1, wherein the distal portion in the expanded state comprises a first non-rectangular polygon within a second non-rectangular polygon. ### Claim 5 (depends on 4) The device of claim 4, wherein the first non-rectangular polygon and the second non-rectangular polygon have similar shapes to each other. ### Claim 6 (depends on 4) The device of claim 4, wherein the expanded state comprises four distal arrow-shaped scaffold portions. ### Claim 7 (depends on 1) The device of claim 1, wherein the distal portion in the expanded state comprises a fractal-like branched shape. ### Claim 8 (depends on 1) The device of claim 1, wherein the plurality of electrodes forms an electrode array spanning an area of between 15 cm2 and 125 cm2. ### Claim 9 (depends on 1) The device of claim 1, wherein the superelastic framework comprises nitinol. ### Claim 10 (depends on 1) The device of claim 1, further comprising: a circuit coupled to the plurality of electrodes, the circuit comprising a multiplexer. ### Claim 11 (depends on 1) The device of claim 1, wherein the lumen of the catheter has a diameter of two millimeters or less. ### Claim 12 (depends on 1) The device of claim 1, further comprising: electrically conductive wiring extending along the elongate member and coupled to the plurality of electrodes. ### Claim 13 (depends on 12) The device of claim 12, further comprising: a control device configured to electrically couple to the plurality of electrodes via the electrically conductive wiring. ### Claim 14 An electrode array device, comprising: an elongate member comprising a self-expanding distal portion having a superelastic framework and a supporting substrate having multiple substrate members, the distal portion configured for delivery through a lumen of a catheter in a non-expanded state; and a plurality of electrodes carried by the distal portion, the distal portion comprising a series of winds having a decreasing curve radius in which the plurality of electrodes forms an electrode array spanning an area. ### Claim 15 (depends on 1) The device of claim 1, wherein the plurality of electrodes forms an electrode array spanning an area of between 15 cm2 and 125 cm2. ### Claim 16 (depends on 1) The device of claim 1, wherein the superelastic framework comprises nitinol. ### Claim 17 (depends on 1) The device of claim 1, further comprising: a circuit coupled to the plurality of electrodes, the circuit comprising a multiplexer. ### Claim 18 (depends on 1) The device of claim 1, wherein the lumen of the catheter has a diameter of two millimeters or less. ### Claim 19 (depends on 1) The device of claim 1, further comprising: electrically conductive wiring extending along the elongate member and coupled to the plurality of electrodes. ### Claim 20 (depends on 19) The device of claim 19, further comprising: a control device configured to electrically couple to the plurality of electrodes via the electrically conductive wiring.