Patents by Inventor Warren Grill

Warren Grill has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20260174397
    Abstract: The present disclosure provides systems and methods for brain source localization. In particular, the present disclosure provides a novel source reconstruction method (termed “TEmporally Dependent Iterative Expansion” or TEDIE), that accurately reconstructs propagating and expanding neural sources over time. The systems and method described herein can be used as a clinical tool to enhance epileptogenic zone localization and improve surgical outcomes.
    Type: Application
    Filed: November 2, 2023
    Publication date: June 25, 2026
    Inventors: Warren Grill, Brandon Thio
  • Publication number: 20260137942
    Abstract: The present disclosure provides systems and methods relating to neuromodulation. In particular, the present disclosure provides systems and methods for eliminating the onset response when blocking neural conduction. The various embodiments disclosed herein include methods and systems for delivering treatment based on blocking waveforms to subjects with pathological neural activity.
    Type: Application
    Filed: October 10, 2023
    Publication date: May 21, 2026
    Inventors: Warren GRILL, Edgar PENA, Nicole PELOT
  • Publication number: 20260077202
    Abstract: Embodiments of present disclosure provide systems and methods relating to neuromodulation. In particular, the present disclosure provides systems and methods for administering deep brain stimulation (DBS), and for evaluating the efficacy and efficiency of DBS for the treatment of neurological conditions (e.g., Parkinson's disease).
    Type: Application
    Filed: November 10, 2023
    Publication date: March 19, 2026
    Inventors: Warren Grill, Kay Palopoli
  • Publication number: 20260021297
    Abstract: The present disclosure provides systems and methods relating to the neuromodulation of gastrointestinal dysmotility. In particular, the present disclosure provides systems and methods for delivering temporal patterns of electrical stimulation comprising burst-patterned stimulation according to various stimulation parameters to treat gastrointestinal dysmotility disorders in a subject. The system may be implantable.
    Type: Application
    Filed: July 21, 2025
    Publication date: January 22, 2026
    Inventors: Warren Grill, Bradley Barth
  • Patent number: 12280259
    Abstract: This present disclosure provides systems and methods relating to neuromodulation. In particular, the present disclosure provides systems and methods for identifying optimized temporal patterns of spinal cord simulation (SCS) for minimizing variability in patient responses to SCS. The systems and methods of neuromodulation disclosed herein facilitate the treatment of neuropathic pain associated with various disease states and clinical indications.
    Type: Grant
    Filed: March 10, 2022
    Date of Patent: April 22, 2025
    Assignee: DUKE UNIVERSITY
    Inventors: Warren Grill, John Gilbert
  • Publication number: 20240390069
    Abstract: The present disclosure describes innovations to improve the use of stereo-EEG (sEEG) intreating epilepsy. The systems and methods include a fully automated platform for generating patient specific head models, a visualization of the tissue that can be recorded by a set of sEEG electrodes, an automated implantation trajectory planning algorithm that incorporates the tissue that can be recorded by a set of sEEG electrodes, and a dynamic source reconstruction algorithm that can visualize the epileptiform activity.
    Type: Application
    Filed: September 14, 2022
    Publication date: November 28, 2024
    Inventors: Warren GRILL, Brandon THIO
  • Publication number: 20240350804
    Abstract: A method of treating or preventing at least one symptom associated with a disease or condition in a subject in need thereof. The method comprising: stimulating a sacral nerve in the subject with an electrode according to a set of stimulation parameters; wherein the set of stimulation parameters is based on a three-dimensional model. The three-dimensional model includes a pelvic organs model, a sacral nerve model, and an electrode model. Electrode designs for stimulating a sacral nerve in a subject in need thereof.
    Type: Application
    Filed: April 18, 2024
    Publication date: October 24, 2024
    Inventors: Warren Grill, Daniel Marshall
  • Patent number: 12064627
    Abstract: The present disclosure provides systems and methods for targeted nerve stimulation. In particular, the present disclosure provides systems and methods for determining the location of electrode placement providing the most therapeutic benefit for a particular subject. The various embodiments disclosed herein include methods for identifying a target nerve having the strongest representation and/or the strongest subject perception associated with a peripheral nerve in a patient-specific manner.
    Type: Grant
    Filed: May 6, 2021
    Date of Patent: August 20, 2024
    Assignee: DUKE UNIVERSITY
    Inventors: Warren Grill, James Hokanson, Christopher Langdale
  • Publication number: 20230398355
    Abstract: The present disclosure provides systems and methods relating to the treatment of gastrointestinal dysmotility. In particular, the present disclosure provides systems and methods for delivering temporal patterns of electrical stimulation with respect to a refractory period to either suppress (e.g., treat hypermotility) or stimulate (e.g., treat hypomotility) contractions and motility in the gastrointestinal tract of a subject.
    Type: Application
    Filed: October 21, 2021
    Publication date: December 14, 2023
    Inventors: Warren Grill, Bradley Barth, Nick Spencer
  • Publication number: 20230285755
    Abstract: The present disclosure describes novel systems and methods to estimate the response of neurons to electrical stimulation and to determine the optimal electrode geometry and parameters of stimulation to activate or block specific targeted groups of neurons without activation or block of non-targeted groups of neurons.
    Type: Application
    Filed: March 10, 2023
    Publication date: September 14, 2023
    Inventors: Warren Grill, Nicole Pelot, Minhaj Hussain
  • Publication number: 20220387801
    Abstract: Embodiments of the present disclosure include a method for acquiring, with a device, a plurality of electrical signals from a brain of a subject, and determining whether a biomarker is present in the plurality of electrical signals. The biomarker comprises at least one phase metric associated with the electrical signal, and further includes adjusting at least one therapy parameter based on biomarker assessment.
    Type: Application
    Filed: June 1, 2022
    Publication date: December 8, 2022
    Inventors: Stephen Schmidt, Warren Grill
  • Publication number: 20220257935
    Abstract: The present disclosure provides systems and methods relating to neuromodulation. In particular, the present disclosure provides systems and methods for selective and/or unidirectional nerve fiber conduction block though the application of a hybrid waveform using a neuromodulation device. The systems and methods of neuromodulation disclosed herein facilitate the treatment of various diseases associated with pathological neural activity.
    Type: Application
    Filed: February 17, 2022
    Publication date: August 18, 2022
    Inventors: Edgar Pena, Nicole A. Pelot, Warren Grill
  • Patent number: 11369796
    Abstract: The present disclosure provides systems and methods relating to neuromodulation. In particular, the present disclosure provides systems and methods for identifying optimized waveforms for blocking neural conduction. The systems and methods of neuromodulation disclosed herein facilitate the treatment of various diseases associated with pathological neural activity. The optimized waveforms for blocking neural conduction are identified through use of a global optimization algorithm based on predetermined performance criteria. A plurality of waveforms are generated and evaluated for neuronal conduction block using a computational model of extracellular neuronal stimulation, and at least on candidate waveform having an optimized shape capable of blocking neural conduction is identified.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: June 28, 2022
    Assignee: Duke University
    Inventors: Warren Grill, Nikki Pelot, Timothy Hoer
  • Publication number: 20220193418
    Abstract: This present disclosure provides systems and methods relating to neuromodulation. In particular, the present disclosure provides systems and methods for identifying optimized temporal patterns of spinal cord simulation (SCS) for minimizing variability in patient responses to SCS. The systems and methods of neuromodulation disclosed herein facilitate the treatment of neuropathic pain associated with various disease states and clinical indications.
    Type: Application
    Filed: March 10, 2022
    Publication date: June 23, 2022
    Inventors: Warren Grill, John Gilbert
  • Publication number: 20220111213
    Abstract: The present disclosure provides systems and methods relating to neuromodulation. In particular, the present disclosure provides systems and methods for evaluating the efficacy of neuromodulation therapy using evoked potential (EPs). The systems and methods disclosed herein facilitate the evaluation of both parameter-dependent and system-dependent changes in EPs as indicators of therapeutic efficacy.
    Type: Application
    Filed: October 13, 2021
    Publication date: April 14, 2022
    Applicant: Duke University
    Inventors: Isaac CASSAR, Warren GRILL
  • Patent number: 11298546
    Abstract: This present disclosure provides systems and methods relating to neuromodulation. In particular, the present disclosure provides systems and methods for identifying optimized temporal patterns of spinal cord simulation (SCS) for minimizing variability in patient responses to SCS. The systems and methods of neuromodulation disclosed herein facilitate the treatment of neuropathic pain associated with various disease states and clinical indications.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: April 12, 2022
    Assignee: Duke University
    Inventors: Warren Grill, John Gilbert
  • Publication number: 20210346695
    Abstract: The present disclosure provides systems and methods for targeted nerve stimulation. In particular, the present disclosure provides systems and methods for determining the location of electrode placement providing the most therapeutic benefit for a particular subject. The various embodiments disclosed herein include methods for identifying a target nerve having the strongest representation and/or the strongest subject perception associated with a peripheral nerve in a patient-specific manner.
    Type: Application
    Filed: May 6, 2021
    Publication date: November 11, 2021
    Inventors: Warren Grill, James Hokanson, Christopher Langdale
  • Patent number: 11083892
    Abstract: The present disclosure provides systems and methods relating to neuromodulation. In particular, the present disclosure provides systems and methods for minimally invasive, targeted, vagus nerve stimulation (pVNS), and the efficacy of this approach with respect to microglial activation and the amelioration of cognitive dysfunction. The systems and methods of neuromodulation disclosed herein can be used to facilitate the treatment of various diseases associated with pathological neural activity.
    Type: Grant
    Filed: May 1, 2019
    Date of Patent: August 10, 2021
    Assignee: DUKE UNIVERSITY
    Inventors: Niccolo Terrando, William Huffman, Warren Grill
  • Publication number: 20210236824
    Abstract: The present disclosure provides systems and methods relating to neuromodulation. In particular, the present disclosure provides systems and methods for eliminating the onset response when blocking nerve conduction. The various embodiments disclosed herein include methods for designing waveforms that block nerve conduction without inducing an onset response, and systems for delivering treatment based on these waveforms to subjects with pathological neural activity.
    Type: Application
    Filed: February 4, 2021
    Publication date: August 5, 2021
    Inventor: Warren Grill
  • Publication number: 20200330767
    Abstract: The present disclosure provides systems and methods relating to neuromodulation. In particular, the present disclosure provides systems and methods for identifying optimized waveforms for blocking neural conduction. The systems and methods of neuromodulation disclosed herein facilitate the treatment of various diseases associated with pathological neural activity. The optimized waveforms for blocking neural conduction are identified through use of a global optimization algorithm based on predetermined performance criteria. A plurality of waveforms are generated and evaluated for neuronal conduction block using a computational model of extracellular neuronal stimulation, and at least on candidate waveform having an optimized shape capable of blocking neural conduction is identified.
    Type: Application
    Filed: September 25, 2018
    Publication date: October 22, 2020
    Inventors: Warren Grill, Nikki Pelot, Timothy Hoer