Stimulation patterns for deep brain stimulation

This disclosure is directed to devices, systems, and techniques for delivering electrical stimulation. In some examples, a system includes processing circuitry configured to: receive information representative of a bioelectric brain signal recorded from a brain of a patient; and determine, based on the information, at least one pathological frequency of the bioelectric brain signal. Additionally, the processing circuitry is configured to select, based on the at least one pathological frequency, a sequence of pulse bursts at a pulse burst frequency, the sequence of pulse bursts at least partially defining electrical stimulation deliverable to an area of a brain of a patient, wherein adjacent pulse bursts within the sequence comprise different intra-burst pulse frequencies; and control a medical device to deliver the electrical stimulation comprising the sequence of pulse bursts to the area of the brain of the patient.

The abstract as published by the patent office, from US2023110685A1. It describes the invention; it is not a statement of what is protected.

• Interface and electrodes

  Electrodes and arrays

• Stimulation

  Stimulation · Closed loop

What the filing appears to be about, read by published rules from its title, abstract and classification codes (A61B5/293, A61B5/374, A61N1/0534, A61N1/36067, A61N1/36139). The claims define what a patent protects, and they are not read here.

Interface and electrodes

Everything downstream works with what the contacts pick up. Their number, size and distance from the neurons set the ceiling on the signal. The problem behind it: more contacts, closer to neurons, that still record after years in tissue that reacts to them.

Stimulation

Restoring sensation, sight or movement needs information going in, and a therapy that adapts needs to sense and stimulate at once. The problem behind it: evoking a precise, stable effect without damaging tissue or electrodes, and without blinding the recording.

Why the layer matters to the field, not a judgement of this filing. A patent family shows that protection was sought. It does not show that the technology was built, is used in a product, or works in people. The whole stack

One invention, published 6 times in 4 offices. Each publication opens in Espacenet.

• United StatesUS2023110685A113 Apr 2023US12623082B212 May 2026 · grant
• International (PCT)a route to several countries, not a countryWO2023057861A113 Apr 2023
• ChinaCN118055791A17 May 2024
• European Patent Officea route to several countries, not a countryEP4412700A114 Aug 2024EP4412700B119 Aug 2026 · grant

1. 5 Oct 2021First filingEarliest priority, at United States. The family is counted in this year.
2. 22 Sep 2022ApplicationFiled at United States.
3. 29 Sep 2022ApplicationsFiled at International (PCT), China, European Patent Office.
4. 29 Sep 2022Owner recordedUnited States, on US2023110685A1: assignment; owner named: MEDTRONIC, INC., MINNESOTA.
5. 13 Apr 2023First publicationUS2023110685A1, United States.
6. 12 May 2026Grant publishedUS12623082B2, United States.
7. 19 Aug 2026Grant publishedEP4412700B1, European Patent Office.

Dates as the offices published them. Office records are in the offices' own words and are a selection: refusals, lapses and withdrawals, and records that name an owner. Each concerns one member of the family, not the family as a whole, and another member in the same office may stand. Whether a patent is in force today is not assessed.

Organisation

Medtronic · 40 families identified

Use case

Neuromodulation

• Bibliographic data, family members and office records: European Patent Office, Open Patent Services (the DOCDB and INPADOC databases), read 7 Oct 2026.
• The record itself, with its claims and description: US2023110685A1 in Espacenet
• Counted as a BCI patent family: uses the field's wording; classified A61B5/293 (invasive electrodes for brain recording); filed by Medtronic, Inc., an organisation already in the graph; describes neural hardware or methods without naming the field; cites a family already accepted. How families are found and judged