Patents by Inventor Samuel J. Asirvatham

Samuel J. Asirvatham 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: 20210059759
    Abstract: Cystic lesions can be treated by electroporation. For example, this document describes methods and devices for endoscopic ultrasound-guided ablation of cystic lesions using a needle for electroporation.
    Type: Application
    Filed: September 6, 2018
    Publication date: March 4, 2021
    Applicant: Mayo Foundation for Medical Education and Research
    Inventors: Samuel J. Asirvatham, Barham K. Abu Dayyeh
  • Publication number: 20210044533
    Abstract: Systems, methods, and computer program product embodiments are disclosed for performing electrophysiology (EP) signal processing. An embodiment includes an electrocardiogram (ECG) circuit board configured to process an ECG signal. The embodiment further includes a plurality of intracardiac (IC) circuit boards, each configured to process a corresponding IC signal. The ECG circuit board and the plurality of IC circuit boards share substantially a same circuit configuration and components. The ECG circuit board further processes the ECG signal using substantially a same path as each IC circuit board uses to process its corresponding IC signal.
    Type: Application
    Filed: October 28, 2020
    Publication date: February 11, 2021
    Applicants: BioSig Technologies, Inc., Mayo Foundation for Medical Education and Research
    Inventors: Budimir S. DRAKULIC, Sina FAKHAR, Thomas G. FOXALL, Branislav VLAJINIC, Samuel J. ASIRVATHAM
  • Publication number: 20200397525
    Abstract: Devices and methods for the treatment of heart conditions, and other medical purposes, include cardiac pacing systems. For example, this document describes temporary transvenous endocardial pacemaker systems and devices for deploying such systems without the need for conventional imaging procedures.
    Type: Application
    Filed: February 27, 2019
    Publication date: December 24, 2020
    Applicant: Mayo Foundation for Medical Education and Research
    Inventors: Peter M. Pollak, Samuel J. Asirvatham, Charles J. Bruce, Paul A. Friedman
  • Patent number: 10869957
    Abstract: This document relates to materials and methods for circulatory bypass of a ventricle in the heart of a mammal. For example, materials and methods for bypassing a permanently or temporarily impaired left ventricle in the heart of a mammal (e.g., a human) are provided.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: December 22, 2020
    Assignee: Mayo Foundation for Medical Education and Research
    Inventors: Samuel J. Asirvatham, Soon J. Park, Paul A. Friedman, Charles J. Bruce, Sudhir S. Kushwaha
  • Publication number: 20200376274
    Abstract: Devices and methods can be used for artificial cardiac pacing and/or resynchronization. For example, this document provides improved electrodes for stimulating and sensing electrical activity of the heart, and provides pacing and resynchronization systems incorporating such electrodes. While the devices and methods provided herein are described primarily in the context of pacing, it should be understood that resynchronization can additionally or alternatively be performed in an analogous manner, and that the scope of this disclosure includes such subject matter.
    Type: Application
    Filed: August 20, 2020
    Publication date: December 3, 2020
    Inventors: Paul A. Friedman, Charles J. Bruce, Samuel J. Asirvatham
  • Publication number: 20200368527
    Abstract: A wearable device combines its existing functions (e.g., a headphone) with non-invasive autonomic modulation using tragus or other external auditory meatus stimulation. The wearable device can output audio to a user, such as music, podcast, etc., and further provide modulation of the vagus nerve via tragus stimulation or other external auditory meatus stimulation to treat various diseases.
    Type: Application
    Filed: May 20, 2020
    Publication date: November 26, 2020
    Applicant: Mayo Foundation for Medical Education and Research
    Inventor: Samuel J. Asirvatham
  • Patent number: 10828462
    Abstract: Systems and methods for impairing smooth muscle tissue function using energy and/or pressure are described herein. The systems and/or methods may be used in some embodiments to target smooth muscle tissue in the bronchial passages.
    Type: Grant
    Filed: June 1, 2010
    Date of Patent: November 10, 2020
    Assignee: Sanovas Intellectual Property, LLC
    Inventors: Craig E. Daniels, Samuel J. Asirvatham
  • Publication number: 20200330780
    Abstract: This document relates to methods and materials for improving artificial cardiac pacing and/or resynchronization. For example, this document relates to methods and devices for artificial cardiac pacing and/or resynchronization by stimulating the His bundle.
    Type: Application
    Filed: October 24, 2018
    Publication date: October 22, 2020
    Applicant: Mayo Foundation for Medical Education and Research
    Inventors: Samuel J. Asirvatham, Paul A. Friedman
  • Publication number: 20200305946
    Abstract: This document describes methods and devices for treating ventricular fibrillation. For example, this document describes methods of performing electroporation of a ventricle and electroporation catheters. The methods can include inserting a distal end portion of a catheter into a ventricle of a heart of a patient, inflating a balloon coupled to the distal end portion of the catheter, occluding a valve of the heart associated with the ventricle with the balloon, injecting a fluid into the ventricle via an aperture defined by the distal end portion of the catheter, and generating an electrical current via an electrode on the distal end portion of the catheter.
    Type: Application
    Filed: October 15, 2018
    Publication date: October 1, 2020
    Applicant: Mayo Foundation for Medical Education and Research
    Inventors: Christopher V. DeSimone, Samuel J. Asirvatham, Christopher J. McLeod
  • Publication number: 20200298008
    Abstract: This document describes methods and materials for improving the delivery of electroporation. For example, this document describes methods and devices for delivering electroporation while mitigating risks of ventricular fibrillation.
    Type: Application
    Filed: December 11, 2018
    Publication date: September 24, 2020
    Applicant: Mayo Foundation for Medical Education and Research
    Inventor: Samuel J. Asirvatham
  • Patent number: 10779886
    Abstract: Devices and methods can be used to deliver thermal therapy to treat tissue. For example, this document provides devices and methods for treating varices, varicosity, other bleeding vessels, polyps, and cancer using microwave-delivered thermal therapy in a minimally invasive fashion. In some embodiment's provided herein, a multidirectional thermal therapy that does not injure surface tissues but causes endothelial injury and coagulation is described. In some implementations, varices are suctioned into a cup that is configured to deliver thermal therapy to the varices, resulting in coagulation.
    Type: Grant
    Filed: January 26, 2016
    Date of Patent: September 22, 2020
    Assignee: Mayo Foundation for Medical Education and Research
    Inventors: Navtej S. Buttar, Louis-Michel Wong Kee Song, Samuel J. Asirvatham
  • Patent number: 10780280
    Abstract: Devices and methods can be used for artificial cardiac pacing and/or resynchronization. For example, this document provides improved electrodes for stimulating and sensing electrical activity of the heart, and provides pacing and resynchronization systems incorporating such electrodes. While the devices and methods provided herein are described primarily in the context of pacing, it should be understood that resynchronization can additionally or alternatively be performed in an analogous manner, and that the scope of this disclosure includes such subject matter.
    Type: Grant
    Filed: April 26, 2017
    Date of Patent: September 22, 2020
    Assignee: Mayo Foundation for Medical Education and Research
    Inventors: Paul A. Friedman, Charles J. Bruce, Samuel J. Asirvatham
  • Publication number: 20200282216
    Abstract: This document relates to methods and materials for providing stimulation or ablation to the stellate ganglion. For example, this document relates to methods and devices for providing stimulation or ablation to the stellate ganglion to modify blood pressure.
    Type: Application
    Filed: February 28, 2020
    Publication date: September 10, 2020
    Applicant: Mayo Foundation for Medical Education and Research
    Inventors: Yong-Mei Cha, Samuel J. Asirvatham
  • Publication number: 20200268513
    Abstract: This document describes methods and devices for securing epicardial devices. For example, this document describes methods and devices for securing epicardial devices by passing a sheath into a pericardial space of a patient through a first percutaneous access site, passing a guidewire through the sheath into the pericardial space of the patient, passing the guidewire through a transverse sinus of the patient, passing a snare device into the pericardial space through a second percutaneous access site, and capturing a free end portion of the guidewire using the snare device.
    Type: Application
    Filed: September 12, 2018
    Publication date: August 27, 2020
    Applicant: Mayo Foundation for Medical Education and Research
    Inventors: Samuel J. Asirvatham, Paul A. Friedman
  • Patent number: 10716621
    Abstract: Various aspects of the present disclosure are directed toward apparatuses, systems, and methods for applying ablation therapy to a tissue region. The apparatuses, systems, and methods may include a balloon structure and one or more electrodes arranged on or within the balloon structure and configured to deliver energy to the tissue region.
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: July 21, 2020
    Assignees: Boston Scientific Scimed, Inc., Mayo Foundation for Medical Education and Research
    Inventors: James P. Rohl, Douglas Pennington, David R. Wulfman, Joel T. Eggert, Douglas D. Pagoria, Samuel J. Asirvatham, Adeniyi O. Aremu, James A. Klos, Todd College, Suraj Kapa, Sarah M. Gruba, David R. Holmes
  • Patent number: 10708191
    Abstract: Systems, methods, and computer program product embodiments are disclosed for performing electrophysiology (EP) signal processing. An embodiment includes an electrocardiogram (ECG) circuit board configured to process an ECG signal. The embodiment further includes a plurality of intracardiac (IC) circuit boards, each configured to process a corresponding IC signal. The embodiment further includes a communications interface communicatively coupled to a remote device, and a processor, coupled to the ECG circuit board, the plurality of IC circuit boards, and the communications interface. The processor is configured to receive, via the communications interface, feedback from the remote device. The processor is further configured to control, via the communication interface, the remote device based on the ECG signal, the IC signals, or the feedback from the remote device.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: July 7, 2020
    Assignees: BioSig Technologies, Inc., Mayo Foundation for Medical Education and Research
    Inventors: Budimir S. Drakulic, Sina Fakhar, Thomas G. Foxall, Branislav Vlajinic, Samuel J. Asirvatham
  • Publication number: 20200196893
    Abstract: This document describes methods and materials for mapping and modulating repolarization. For example, this document relates to methods and devices for mapping and modulating repolarization to target atrial and ventricular arrhythmias to deliver electrical stimulation pacing, ablation and/or electroporation.
    Type: Application
    Filed: February 28, 2020
    Publication date: June 25, 2020
    Applicant: Mayo Foundation for Medical Education and Research
    Inventors: Christopher J. McLeod, Samuel J. Asirvatham
  • Publication number: 20200197687
    Abstract: This document describes methods and materials for improving treatment of hypertension. For example, this document describes methods and devices for electroporation of nerves in the renal area to treat hypertension.
    Type: Application
    Filed: February 28, 2020
    Publication date: June 25, 2020
    Applicant: Mayo Foundation for Medical Education and Research
    Inventors: Samuel J. Asirvatham, Paul A. Friedman
  • Publication number: 20200178995
    Abstract: This document relates to devices and methods for the treatment of heart conditions. For example, this document provides devices and methods for treating heart failure with preserved ejection fraction, including diastolic heart failure, by performing a pericardial modification procedure.
    Type: Application
    Filed: February 18, 2020
    Publication date: June 11, 2020
    Applicant: Mayo Foundation for Medical Education and Research
    Inventors: Samuel J. Asirvatham, Barry A. Borlaug, Vojtech Melenovsky
  • Publication number: 20200179722
    Abstract: Particle or hadron therapy is used on abnormal tissue using carbon atoms, protons, or helium atoms run through a linear accelerator and then directed at the target in the body. This can be used to treat, for example, atrial fibrillation, ventricular tachycardia, hypertension, seizures, gastrointestinal maladies, etc. Contouring and gating may be used to account for cardiac and respiratory motion, helping reduce collateral damage.
    Type: Application
    Filed: August 31, 2018
    Publication date: June 11, 2020
    Inventors: Douglas L. Packer, Samuel J. Asirvatham, Suraj Kapa