Patents by Inventor SIMENG ZHANG
SIMENG ZHANG 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).
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Patent number: 12636493Abstract: An example method includes delivering one or more electrical stimulation signals to a patient, sensing a composite stimulation-evoked signal comprising a composite of signals generated by one or more signal sources in response to the one or more electrical stimulation signals, and controlling delivery of electrical stimulation therapy to the patient based on the composite stimulation-evoked signal.Type: GrantFiled: April 12, 2022Date of Patent: May 26, 2026Assignee: Medtronic, Inc.Inventors: Katie C. Bittner, Sarah J. Offutt, Julia P. Slopsema, Leonid M. Litvak, Lance Zirpel, Lisa M. Jungbauer Nikolas, Katelynn M. Johnson, Simeng Zhang
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Publication number: 20260034367Abstract: In some embodiments, a method of providing a neurostimulation therapy to a patient, comprises: generating a noise pulse pattern defining a pulse train of pulses to be generated according to a noise profile in an external device; communicated the generated noise pulse pattern to an implantable pulse generator (IPG) of a patient; generating, by the IPG, a series of pulses in sequence for noise stimulation of the patient using the noise pulse pattern from the external device, wherein the IPG applies one or more randomization operations to the pulse pattern from the external device without expanding memory storage for the pulse pattern while maintaining the noise profile of the pulse pattern from the external device; and applying the series of pulses in sequence to neural tissue of the patient using one or more electrodes of one or more stimulation leads.Type: ApplicationFiled: October 9, 2025Publication date: February 5, 2026Applicant: Advanced Neuromodulation Systems, Inc.Inventors: Hyun-joo PARK, Simeng ZHANG, Ameya NANIVADEKAR, Yagna PATHAK
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Publication number: 20260031388Abstract: The present disclosure relates to the technical field of battery materials, and provides a fluorine-containing solid-state electrolyte. The fluorine-containing solid-state electrolyte has a general structural formula (AX)aMBy, where A denotes at least one of Li, Na, K, Ag, and Cu, M denotes at least one of Ti, Sn, Ta, Nb, Zr, Hf, Ga, Al, and Fe, and 0.5<a<4; B denotes F, X denotes at least one of an oxygen-containing anion and a fluorine-containing anion, and y equals 4 or 5; or B denotes at least one of F, Cl, Br, and I, X denotes BF4, and y equals 3, 4, or 5. The solid-state electrolytes according to examples of the present disclosure have the high ionic conductivities.Type: ApplicationFiled: July 29, 2025Publication date: January 29, 2026Applicant: Eastern Institute for Advanced StudyInventors: Xiaona LI, Xueliang SUN, Simeng ZHANG, Junyi YUE
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Publication number: 20260031346Abstract: The present disclosure discloses a cathode material containing a halogen-oxygen compound, a method for preparing the same, and a cathode plate. The method includes the steps: ball milling at least one crystalline phase cathode material and at least one halide, and converting the halide into the halogen-oxygen compound through corrosion and a solid solution reaction during a ball milling process, so as to obtain the cathode material containing the halogen-oxygen compound. The cathode material provided by the present disclosure has a high ionic conduction rate and a low coefficient of expansion, as well as high capacity and good cycling performance.Type: ApplicationFiled: July 28, 2025Publication date: January 29, 2026Applicant: Eastern Institute for Advanced StudyInventors: Xiaona LI, Xueliang SUN, Han WU, Simeng ZHANG, Junyi YUE
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Patent number: 12515057Abstract: The present disclosure is directed to providing digital health services. In some embodiments, systems and methods for conducting virtual or remote sessions between patients and clinicians are disclosed. During the sessions, media content (e.g., images, video content, audio content, etc.) may be captured as the patient performs one or more tasks. The media content may be presented to the clinician and used to evaluate a condition of the patient or a state of the condition, adjust treatment parameters, provide therapy, or other operations to treat the patient. The analysis of the media content may be aided by one or more machine learning/artificial intelligence models that analyze various aspects of the media content, augment the media content, or other functionality to aid in the treatment of the patient.Type: GrantFiled: August 18, 2022Date of Patent: January 6, 2026Assignee: Advanced Neuromodulation Systems, Inc.Inventors: Mary Khun Hor-Lao, Binesh Balasingh, Scott DeBates, Douglas Alfred Lautner, Yagna Pathak, Simeng Zhang, Diane Whitmer, Anahita Kyani, Hyun-Joo Park, Erika Ross, David Page, Ameya Nanivadekar, Dehan Zhu
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Patent number: 12472366Abstract: The present disclosure is directed to providing digital health services. In some embodiments, systems and methods for conducting virtual or remote sessions between patients and clinicians are disclosed. During the sessions, media content (e.g., images, video content, audio content, etc.) may be captured as the patient performs one or more tasks. The media content may be presented to the clinician and used to evaluate a condition of the patient or a state of the condition, adjust treatment parameters, provide therapy, or other operations to treat the patient. The analysis of the media content may be aided by one or more machine learning/artificial intelligence models that analyze various aspects of the media content, augment the media content, or other functionality to aid in the treatment of the patient.Type: GrantFiled: August 18, 2022Date of Patent: November 18, 2025Assignee: Advanced Neuromodulation Systems, Inc.Inventors: Mary Khun Hor-Lao, Binesh Balasingh, Scott DeBates, Douglas Alfred Lautner, Yagna Pathak, Simeng Zhang, Diane Whitmer, Anahita Kyani, Hyun-Joo Park, Erika Ross, David Page, Ameya Nanivadekar, Dehan Zhu
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Publication number: 20250345611Abstract: The present disclosure provides systems and methods for generating burst waveforms. An implantable neurostimulation system includes an implantable stimulation lead including a plurality of contacts, and an implantable pulse generator communicatively coupled to the stimulation lead. The pulse generator is configured to generate a waveform including a burst that includes a leading anodic pulse followed by alternating cathodic pulses and anodic pulses, each cathodic pulse in the burst having a greater amplitude than the previous cathodic pulse.Type: ApplicationFiled: April 30, 2025Publication date: November 13, 2025Inventors: Simeng Zhang, Hyun-Joo Park, Filippo Agnesi, Yagna Pathak, Erika Ross
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Patent number: 12458804Abstract: In some embodiments, a method of providing a neurostimulation therapy to a patient, comprises: generating a noise pulse pattern defining a pulse train of pulses to be generated according to a noise profile in an external device; communicated the generated noise pulse pattern to an implantable pulse generator (IPG) of a patient; generating, by the IPG, a series of pulses in sequence for noise stimulation of the patient using the noise pulse pattern from the external device, wherein the IPG applies one or more randomization operations to the pulse pattern from the external device without expanding memory storage for the pulse pattern while maintaining the noise profile of the pulse pattern from the external device; and applying the series of pulses in sequence to neural tissue of the patient using one or more electrodes of one or more stimulation leads.Type: GrantFiled: November 3, 2022Date of Patent: November 4, 2025Assignee: Advanced Neuromodulation Systems, Inc.Inventors: Hyun-joo Park, Simeng Zhang, Ameya Nanivadekar, Yagna Pathak
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Publication number: 20250325818Abstract: Systems and methods which provide for and enable sensing responsive signals with respect to the application of paresthesia-free stimulation are described. Sensing signal initiators may be utilized comprising one or more non-therapeutic and/or non-tonic pulses in the form of pinging-pulses configured for invoking responsive signals suitable for measurement and/or analysis in association with the application of neural stimuli. A sensing signal initiator technique may provide an interleaved implementation to introduce one or more pinging-pulses between burst groups of a burst stimulation regimen. Additionally or alternatively, a sensing signal initiator technique may provide a postfixed implementation to introduce one or more pinging-pulses by modifying a therapeutic stimulation burst so that the last phase of the passive discharge is replaced with pinging-pulse providing an active discharge.Type: ApplicationFiled: June 30, 2025Publication date: October 23, 2025Applicant: Advanced Neuromodulation Systems, Inc.Inventors: Simeng ZHANG, Hyun-Joo PARK, Erika ROSS
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Publication number: 20250319316Abstract: The present disclosure is directed to providing digital health services. In some embodiments, systems and methods for conducting virtual or remote sessions between patients and clinicians are disclosed. During the sessions, media content (e.g., images, video content, audio content, etc.) may be captured as the patient performs one or more tasks. The media content may be presented to the clinician and used to evaluate a condition of the patient or a state of the condition, adjust treatment parameters, provide therapy, or other operations to treat the patient. The analysis of the media content may be aided by one or more machine learning/artificial intelligence models that analyze various aspects of the media content, augment the media content, or other functionality to aid in the treatment of the patient.Type: ApplicationFiled: June 20, 2025Publication date: October 16, 2025Applicant: Advanced Neuromodulation Systems, Inc.Inventors: Mary Khun Hor-Lao, Binesh Balasingh, Scott DeBates, Douglas Alfred Lautner, Yagna Pathak, Simeng Zhang, Diane Whitmer, Anahita Kyani, Hyun-Joo Park, Erika Ross, David Page, Ameya Nanivadekar, Dehan Zhu
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Patent number: 12420094Abstract: A noninvasive/minimally invasive neuromodulation system and method for providing therapy to a target neural tissue of a patient. In one arrangement, an example method comprises applying at least two input waveforms to respective pairs of electrodes affixed on the patient's skin or subcutaneously disposed relative to the target neural tissue, wherein the frequencies of the input waveforms are configured such that they combine, when simultaneously applied, to generate a beat waveform having a beat frequency due to interference. The beat waveform is causative of a transcutaneous/subcutaneous temporal interference (T/STI) electric field generated in the patient body, the T/STI electric field including an interference region at least partially overlapping the target neural tissue of the patient, wherein the beat frequency is of a value operative to impart a therapeutic effect to the target neural tissue.Type: GrantFiled: March 18, 2024Date of Patent: September 23, 2025Assignee: Advanced Neuromodulation Systems, Inc.Inventors: Simeng Zhang, Hyun-Joo Park, Erika Ross
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Patent number: 12364864Abstract: Systems and methods which provide for and enable sensing responsive signals with respect to the application of paresthesia-free stimulation are described. Sensing signal initiators may be utilized comprising one or more non-therapeutic and/or non-tonic pulses in the form of pinging-pulses configured for invoking responsive signals suitable for measurement and/or analysis in association with the application of neural stimuli. A sensing signal initiator technique may provide an interleaved implementation to introduce one or more pinging-pulses between burst groups of a burst stimulation regimen. Additionally or alternatively, a sensing signal initiator technique may provide a postfixed implementation to introduce one or more pinging-pulses by modifying a therapeutic stimulation burst so that the last phase of the passive discharge is replaced with pinging-pulse providing an active discharge.Type: GrantFiled: March 30, 2022Date of Patent: July 22, 2025Assignee: Advanced Neuromodulation Systems, Inc.Inventors: Simeng Zhang, Hyun-Joo Park, Erika Ross
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Patent number: 12364868Abstract: The present disclosure is directed to providing digital health services. In some embodiments, systems and methods for conducting virtual or remote sessions between patients and clinicians are disclosed. During the sessions, media content (e.g., images, video content, audio content, etc.) may be captured as the patient performs one or more tasks. The media content may be presented to the clinician and used to evaluate a condition of the patient or a state of the condition, adjust treatment parameters, provide therapy, or other operations to treat the patient. The analysis of the media content may be aided by one or more machine learning/artificial intelligence models that analyze various aspects of the media content, augment the media content, or other functionality to aid in the treatment of the patient.Type: GrantFiled: August 18, 2022Date of Patent: July 22, 2025Assignee: Advanced Neuromodulation Systems, Inc.Inventors: Mary Khun Hor-Lao, Binesh Balasingh, Scott DeBates, Douglas Alfred Lautner, Yagna Pathak, Simeng Zhang, Diane Whitmer, Anahita Kyani, Hyun-Joo Park, Erika Ross, David Page, Ameya Nanivadekar, Dehan Zhu
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Patent number: 12343546Abstract: The present disclosure is directed to providing digital health services. In some embodiments, systems and methods for conducting virtual or remote sessions between patients and clinicians are disclosed. During the sessions, media content (e.g., images, video content, audio content, etc.) may be captured as the patient performs one or more tasks. The media content may be presented to the clinician and used to evaluate a condition of the patient or a state of the condition, adjust treatment parameters, provide therapy, or other operations to treat the patient. The analysis of the media content may be aided by one or more machine learning/artificial intelligence models that analyze various aspects of the media content, augment the media content, or other functionality to aid in the treatment of the patient.Type: GrantFiled: August 18, 2022Date of Patent: July 1, 2025Assignee: Advanced Neuromodulation Systems, Inc.Inventors: Mary Khun Hor-Lao, Binesh Balasingh, Scott DeBates, Douglas Alfred Lautner, Yagna Pathak, Simeng Zhang, Diane Whitmer, Anahita Kyani, Hyun-Joo Park, Erika Ross, David Page, Ameya Nanivadekar, Dehan Zhu
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Patent number: 12311181Abstract: The present disclosure provides systems and methods for generating burst waveforms. An implantable neurostimulation system includes an implantable stimulation lead including a plurality of contacts, and an implantable pulse generator communicatively coupled to the stimulation lead. The pulse generator is configured to generate a waveform including a burst that includes a leading anodic pulse followed by alternating cathodic pulses and anodic pulses, each cathodic pulse in the burst having a greater amplitude than the previous cathodic pulse.Type: GrantFiled: March 19, 2024Date of Patent: May 27, 2025Assignee: Advanced Neuromodulation Systems, Inc.Inventors: Simeng Zhang, Hyun-Joo Park, Filippo Agnesi, Yagna Pathak, Erika Ross
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Publication number: 20240416128Abstract: The present disclosure provides systems and methods for generating pulsed waveforms that approximate colored noise for use in a neurostimulation system. An implantable neurostimulation system includes an implantable stimulation lead including a plurality of contacts, and an implantable pulse generator communicatively coupled to the stimulation lead. The pulse generator is configured to generate a pulsed waveform that approximates colored noise using at least one of a thresholding method and an optimization method, and cause stimulation to be delivered by the stimulation lead based on the pulsed waveform.Type: ApplicationFiled: August 27, 2024Publication date: December 19, 2024Inventors: Hyun-Joo Park, Simeng Zhang, Yagna Pathak, Erika Ross
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Publication number: 20240390682Abstract: The present disclosure provides systems and methods for generating burst waveforms. An implantable neurostimulation system includes an implantable stimulation lead including a plurality of contacts, and an implantable pulse generator communicatively coupled to the stimulation lead. The pulse generator is configured to generate a waveform including a burst that includes a leading anodic pulse followed by alternating cathodic pulses and anodic pulses, each cathodic pulse in the burst having a greater amplitude than the previous cathodic pulse.Type: ApplicationFiled: March 19, 2024Publication date: November 28, 2024Inventors: Simeng Zhang, Hyun-Joo Park, Filippo Agnesi, Yagna Pathak, Erika Ross
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Patent number: 12109420Abstract: Provided herein is a computing system for optimizing a waveform, in communication with an implantable pulse generator, and including a computing device including a memory device and a processor communicatively coupled to the memory device. The processor is configured to: retrieve historical waveform data associated with a plurality of waveforms used in therapeutic sessions for a plurality of patients, the historical waveform data including a plurality of waveform parameters; analyzing the historical waveform data to determine preferred waveform parameters; determining that a patient is starting a new therapeutic session using the patient therapeutic device; displaying each of the preferred waveform parameters; prompting the user to accept or modify the displayed waveform parameters; optimizing the waveform parameters for the therapeutic session; and transmitting the optimized waveform parameters to the patient therapeutic device to start the therapeutic session.Type: GrantFiled: November 6, 2020Date of Patent: October 8, 2024Assignee: Advanced Neuromodulation Systems, Inc.Inventors: Anahita Kyani, Jagatkumar Shah, Douglas Lautner, Ali Taheri, Simeng Zhang, Yagna Pathak, Erika Ross, Hyun-Joo Park
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Patent number: 12102826Abstract: The present disclosure provides systems and methods for generating pulsed waveforms that approximate colored noise for use in a neurostimulation system. An implantable neurostimulation system includes an implantable stimulation lead including a plurality of contacts, and an implantable pulse generator communicatively coupled to the stimulation lead. The pulse generator is configured to generate a pulsed waveform that approximates colored noise using at least one of a thresholding method and an optimization method, and cause stimulation to be delivered by the stimulation lead based on the pulsed waveform.Type: GrantFiled: October 28, 2020Date of Patent: October 1, 2024Assignee: Advanced Neuromodulation Systems, Inc.Inventors: Hyun-Joo Park, Simeng Zhang, Yagna Pathak, Erika Ross
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Publication number: 20240216686Abstract: A noninvasive/minimally invasive neuromodulation system and method for providing therapy to a target neural tissue of a patient. In one arrangement, an example method comprises applying at least two input waveforms to respective pairs of electrodes affixed on the patient's skin or subcutaneously disposed relative to the target neural tissue, wherein the frequencies of the input waveforms are configured such that they combine, when simultaneously applied, to generate a beat waveform having a beat frequency due to interference. The beat waveform is causative of a transcutaneous/subcutaneous temporal interference (T/STI) electric field generated in the patient body, the T/STI electric field including an interference region at least partially overlapping the target neural tissue of the patient, wherein the beat frequency is of a value operative to impart a therapeutic effect to the target neural tissue.Type: ApplicationFiled: March 18, 2024Publication date: July 4, 2024Inventors: Simeng Zhang, Hyun-Joo Park, Erika Ross