Patents by Inventor Brian L. Schmidt

Brian L. Schmidt 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: 20240115856
    Abstract: Embodiments herein relate to a medical device for treating a cancerous tumor, the medical device having a first lead including a first wire and second wire; a second lead can include a third wire and fourth wire; and a first electrode in electrical communication with the first wire, a second electrode in electrical communication with the second wire, a third electrode in electrical communication with the third wire, and a fourth electrode in electrical communication with the fourth wire. The first and third electrodes form a supply electrode pair configured to deliver one or more electric fields to the cancerous tumor. The second and fourth electrodes form a sensing electrode pair configured to measure an impedance of the cancerous tumor independent of an impedance of the first electrode, the first wire, the third electrode, the third wire, and components in electrical communication therewith. Other embodiments are also included herein.
    Type: Application
    Filed: June 28, 2023
    Publication date: April 11, 2024
    Inventors: Brian L. Schmidt, Devon N. Arnholt, Benjamin Keith Stein, Keith R. Maile, William J. Linder, Ron A. Balczewski, Aleksandra Kharam
  • Publication number: 20240024670
    Abstract: Embodiments herein relate to medical devices and methods for using the same to treat cancerous tumors within a bodily tissue. A medical device system is included having an electric field generating circuit configured to generate one or more electric fields and a control circuit in communication with the electric field generating circuit. The control circuit configured to control delivery of the one or more electric fields from the electric field generating circuit. The system can include two or more electrodes to deliver the electric fields to a site of a cancerous tumor within a patient and a temperature sensor to measure the temperature of tissue at the site of the cancerous tumor. The control circuit can cause the electric field generating circuit to generate one or more electric fields at frequencies selected from a range of between 10 kHz to 1 MHz. Other embodiments are also included herein.
    Type: Application
    Filed: July 27, 2023
    Publication date: January 25, 2024
    Inventors: Brian L. Schmidt, Benjamin Keith Stein, Keith R. Maile, William J. Linder, Aleksandra Kharam
  • Publication number: 20230414161
    Abstract: Embodiments herein relate to interactive medical visualization systems for visualizing stimulation lead placements and related methods. In an embodiment, a medical visualization system can be included having a video processing circuit, a central processing circuit in communication with the video processing circuit, and a user interface. The user interface can be generated by the video processing circuit and can include a three-dimensional model. The three-dimensional model can include at least a portion of a subject's anatomy and a graphic representation including at least one cancer therapy stimulation lead, and a visual thermal heating zone associated with the graphic representation of the at least one cancer therapy stimulation lead and/or a visual electrical field strength zone associated with the graphic representation of the at least one cancer therapy stimulation lead. Other embodiments are also included herein.
    Type: Application
    Filed: June 26, 2023
    Publication date: December 28, 2023
    Applicant: MAYO FOUNDATION FOR MEDICAL EDUCATION AND RESEARCH
    Inventors: Devon N. Arnholt, Michael J. Kane, Brian L. Schmidt
  • Patent number: 11850422
    Abstract: Embodiments herein relate to medical devices and methods for using the same to treat cancerous tumors within a bodily tissue. A medical device system is included having an electric field generating circuit and control circuitry configured to control delivery of the one or more electric fields from the electric field generating circuit to the site of the cancerous tissue. An implantable lead is included having a lead body including a first electrical conductor disposed within the lead body, and a first electrode coupled to the lead body, the first electrode in electrical communication with the first electrical conductor, wherein the first electrical conductor forms part of an electrical circuit by which the electric fields from the electric field generating circuit are delivered to the site of the cancerous tissue, and the first electrode can include a conductive coil filar disposed around the lead body. Other embodiments are also included herein.
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: December 26, 2023
    Assignee: Boston Scientific Scimed, Inc.
    Inventors: Brian L Schmidt, Devon N. Arnholt, Keith R. Maile, Sarah Melissa Gruba, William J. Linder
  • Publication number: 20230330416
    Abstract: Embodiments herein relate to medical devices and methods for using the same to treat cancerous tumors within a bodily tissue. A medical device system is included having at least one electric field generating circuit configured to generate one or more electric fields; control circuitry in communication with the electric field generating circuit, the control circuitry configured to control delivery of the one or more electric fields from the at least one electric field generating circuit; and two or more electrodes to deliver the electric fields to the site of a cancerous tumor within a patient. At least one electrode can be configured to be implanted. At least one electrode can be configured to be external. The control circuitry can cause the electric field generating circuit to generate one or more electric fields at frequencies selected from a range of between 10 kHz to 1 MHz.
    Type: Application
    Filed: March 20, 2023
    Publication date: October 19, 2023
    Inventors: Brian L. Schmidt, Devon N. Arnholt, Benjamin Keith Stein, Keith R. Maile, William J. Linder, Ron A. Balczewski, Jacob M. Ludwig, Aleksandra Kharam
  • Patent number: 11717677
    Abstract: An implantable leadless cardiac pacing device and associated retrieval features. The implantable device includes a docking member extending from the proximal end of the housing of the implantable device including a covering surrounding at least a portion of the docking member configured to facilitate retrieval of the implantable leadless cardiac pacing device.
    Type: Grant
    Filed: August 15, 2019
    Date of Patent: August 8, 2023
    Assignee: CARDIAC PACEMAKERS, INC.
    Inventors: Brian L. Schmidt, Benjamin J. Haasl, John M. Edgell, Dana Sachs
  • Patent number: 11712561
    Abstract: Embodiments herein relate to medical devices and methods for using the same to treat cancerous tumors within a bodily tissue. A medical device system is included having an electric field generating circuit configured to generate one or more electric fields and a control circuit in communication with the electric field generating circuit. The control circuit configured to control delivery of the one or more electric fields from the electric field generating circuit. The system can include two or more electrodes to deliver the electric fields to a site of a cancerous tumor within a patient and a temperature sensor to measure the temperature of tissue at the site of the cancerous tumor. The control circuit can cause the electric field generating circuit to generate one or more electric fields at frequencies selected from a range of between 10 kHz to 1 MHz. Other embodiments are also included herein.
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: August 1, 2023
    Assignee: Boston Scientific Scimed, Inc.
    Inventors: Brian L. Schmidt, Benjamin Keith Stein, Keith R. Maile, William J. Linder, Aleksandra Kharam
  • Patent number: 11691006
    Abstract: Embodiments herein relate to a medical device for treating a cancerous tumor, the medical device having a first lead including a first wire and second wire; a second lead can include a third wire and fourth wire; and a first electrode in electrical communication with the first wire, a second electrode in electrical communication with the second wire, a third electrode in electrical communication with the third wire, and a fourth electrode in electrical communication with the fourth wire. The first and third electrodes form a supply electrode pair configured to deliver one or more electric fields to the cancerous tumor. The second and fourth electrodes form a sensing electrode pair configured to measure an impedance of the cancerous tumor independent of an impedance of the first electrode, the first wire, the third electrode, the third wire, and components in electrical communication therewith. Other embodiments are also included herein.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: July 4, 2023
    Assignee: Boston Scientific Scimed, Inc.
    Inventors: Brian L. Schmidt, Devon N. Arnholt, Benjamin Keith Stein, Keith R. Maile, William J. Linder, Ron A. Balczewski, Aleksandra Kharam
  • Patent number: 11660446
    Abstract: Delivery devices, systems, and methods for delivering implantable leadless pacing devices are disclosed. An example delivery device may an outer tubular member and an inner tubular member slidably disposed within the lumen of the outer tubular member. A distal holding section may extend distally of a distal end of the inner tubular member and define a cavity therein for receiving an implantable leadless pacing device. The device may further include a hub portion including at least a first hub portion affixed adjacent to the proximal end of the outer tubular member and a second hub portion affixed adjacent to the proximal end of the inner tubular member. A first locking mechanism configured to releasably couple the outer tubular member and the inner tubular member may be disposed within the hub portion.
    Type: Grant
    Filed: October 7, 2020
    Date of Patent: May 30, 2023
    Assignee: CARDIAC PACEMAKERS, INC.
    Inventors: Benjamin J. Haasl, Brian L. Schmidt
  • Patent number: 11607542
    Abstract: Embodiments herein relate to medical devices and methods for using the same to treat cancerous tumors within a bodily tissue. A medical device system is included having at least one electric field generating circuit configured to generate one or more electric fields; control circuitry in communication with the electric field generating circuit, the control circuitry configured to control delivery of the one or more electric fields from the at least one electric field generating circuit; and two or more electrodes to deliver the electric fields to the site of a cancerous tumor within a patient. At least one electrode can be configured to be implanted. At least one electrode can be configured to be external. The control circuitry can cause the electric field generating circuit to generate one or more electric fields at frequencies selected from a range of between 10 kHz to 1 MHz.
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: March 21, 2023
    Assignee: Boston Scientific Scimed, Inc.
    Inventors: Brian L. Schmidt, Devon N. Arnholt, Benjamin Keith Stein, Keith R. Maile, William J. Linder, Ron A. Balczewski, Jacob M. Ludwig, Aleksandra Kharam
  • Publication number: 20220296907
    Abstract: Embodiments herein relate to rechargeable electrical stimulation-based cancer therapy systems and related methods. In a first aspect, an electrical stimulation-based cancer therapy system is included having an implantable electrical field generator unit including a housing, a header coupled to the housing, and electrical field generation circuitry is disposed within the housing. The system can also include an implantable recharge lead, wherein the implantable recharge lead is removably coupled to the header. The system can also include a plurality of therapy leads, the therapy leads including a plurality of electrodes, wherein the plurality of therapy leads area also removably coupled to the header. The system can also include an external recharger unit. Other embodiments are also included herein.
    Type: Application
    Filed: March 18, 2022
    Publication date: September 22, 2022
    Inventors: Brian L. Schmidt, Devon N. Arnholt, Emilio A. Aviles Delgado, David Collazo Rodriguez
  • Patent number: 11446511
    Abstract: An implantable leadless cardiac pacing device and associated delivery and retrieval devices. The implantable device includes a docking member extending from the proximal end of the housing of the implantable device configured to engage with the delivery and/or retrieval device to facilitate delivery and/or retrieval of the implantable leadless cardiac pacing device.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: September 20, 2022
    Assignee: CARDIAC PACEMAKERS, INC.
    Inventors: Brian L. Schmidt, Benjamin J. Haasl, Keith R. Maile, Dana Sachs
  • Patent number: 11420049
    Abstract: Embodiments herein relate to a medical device for treating a cancerous tumor, including an electric field generating circuit configured to generate one or more electric fields at or near a site of the cancerous tumor and control circuitry in communication with the electric field generating circuit. The medical device includes one or more supply wires in electrical communication with the electric field generating circuit and one or more supply electrodes. The supply electrodes are configured to deliver an electric field at or near the site of the cancerous tumor. The medical device can include one or more sensing wires in electrical communication with the control circuitry and one or more sensing electrodes. The sensing electrodes can be configured to measure an impedance of the cancerous tumor at at least two different electric field strengths. Other embodiments are also included herein.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: August 23, 2022
    Assignee: Boston Scientific Scimed, Inc.
    Inventors: Brian L. Schmidt, Benjamin Keith Stein, Keith R. Maile, William J. Linder, Ron A. Balczewski, Sarah Melissa Gruba, Tucker James Nelson, Aleksandra Kharam
  • Patent number: 11389649
    Abstract: Delivery devices, systems, and methods for delivering implantable leadless pacing devices are disclosed. An example delivery device may include an intermediate tubular member and an inner tubular member slidably disposed within a lumen of the intermediate tubular member. A distal holding section may extend distally of a distal end of the intermediate tubular member and define a cavity therein for receiving an implantable leadless pacing device. The device may further include a handle assembly including at least an intermediate hub portion affixed adjacent to the proximal end of the intermediate tubular member and a proximal hub portion affixed adjacent to the proximal end of the inner tubular member. A longitudinally extending groove having a proximal end and a distal end may be disposed in the intermediate hub portion. A first locking mechanism may be configured to releasably couple the intermediate hub portion and the proximal hub portion.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: July 19, 2022
    Assignee: CARDIAC PACEMAKERS, INC.
    Inventors: Brian Soltis, Benjamin J. Haasl, Allan C. Shuros, Brian L. Schmidt, James P. Goodman
  • Publication number: 20220176110
    Abstract: Delivery devices, systems, and methods for delivering implantable leadless pacing devices are disclosed. An example delivery device may include a proximal section including a deflection mechanism for deflecting the proximal section, and a distal holding section extending distally of a distal end of the proximal section and defining a cavity therein for receiving an implantable leadless pacing device. The distal holding section may be structured to have portions that flex and bend while allowing the implantable device to be recaptured within the distal holding section.
    Type: Application
    Filed: February 23, 2022
    Publication date: June 9, 2022
    Applicant: CARDIAC PACEMAKERS, INC.
    Inventors: BENJAMIN J. HAASL, BRIAN L. SCHMIDT
  • Patent number: 11338135
    Abstract: Embodiments herein relate to medical device systems including electric field shaping elements for use in treating cancerous tumors within a bodily tissue. In an embodiment, a medical device system for treating a cancerous tumor is described. The medical device system can include one or more electric field generating electrodes and an electric field shaping element configured to be implanted along with the one or more electric field generating electrodes. The electric field shaping element can be made from a material that alters the spatial area of tissue exposed to the electric field. Other embodiments are also included herein.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: May 24, 2022
    Assignee: Cardiac Pacemakers, Inc.
    Inventors: Brian L. Schmidt, Jacob M. Ludwig, Benjamin J. Haasl, Michael J. Kane
  • Patent number: 11278720
    Abstract: Delivery devices, systems, and methods for delivering implantable leadless pacing devices are disclosed. An example delivery device may include a proximal section including a deflection mechanism for deflecting the proximal section, and a distal holding section extending distally of a distal end of the proximal section and defining a cavity therein for receiving an implantable leadless pacing device. The distal holding section may be structured to have portions that flex and bend while allowing the implantable device to be recaptured within the distal holding section.
    Type: Grant
    Filed: October 21, 2015
    Date of Patent: March 22, 2022
    Assignee: CARDIAC PACEMAKERS, INC.
    Inventors: Benjamin J. Haasl, Brian L. Schmidt
  • Publication number: 20220054847
    Abstract: Catheter and implantable leadless pacing devices, systems, and methods utilizing catheters and implantable leadless pacing devices are disclosed. An example catheter system may include a holding structure extending distally from a tubular member. An implantable device, such a leadless pacing device, may be located within a cavity of the holding structure and an electrical barrier may be located within the holding structure at a location between a proximal electrode and a distal electrode of the implantable device. The electrical barrier may inhibit electrical signals of the implantable device from traveling within the holding structure between the proximal electrode and the distal electrode of the implantable device. The holding structure may include one or more electrical ports adjacent the proximal end of the holding structure and adjacent or proximal of the proximal electrode of the implantable device.
    Type: Application
    Filed: November 8, 2021
    Publication date: February 24, 2022
    Applicant: CARDIAC PACEMAKERS, INC.
    Inventors: MICHAEL J. KANE, BRIAN L. SCHMIDT, KEVIN G. WIKA
  • Patent number: 11235163
    Abstract: An implantable medical device (IMD) with a receiver having a higher power mode and a lower power mode. In the higher power mode, the receiver can receive a communication from an external device and pass the received communication to a controller, and in the lower power mode the receiver may not receive the communication from the external device and pass the received communication to the controller. In some cases, the IMD may include a physiological sensor providing an output to the controller, and the controller may control whether the receiver is in the higher power mode or the lower power mode based at least in part on the output of the physiological sensor.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: February 1, 2022
    Assignee: CARDIAC PACEMAKERS, INC.
    Inventors: Paul Huelskamp, Robert D. Brock, II, Brian L. Schmidt
  • Patent number: 11198013
    Abstract: Catheter and implantable leadless pacing devices, systems, and methods utilizing catheters and implantable leadless pacing devices are disclosed. An example catheter system may include a holding structure extending distally from a tubular member. An implantable device, such a leadless pacing device, may be located within a cavity of the holding structure and an electrical barrier may be located within the holding structure at a location between a proximal electrode and a distal electrode of the implantable device. The electrical barrier may inhibit electrical signals of the implantable device from traveling within the holding structure between the proximal electrode and the distal electrode of the implantable device. The holding structure may include one or more electrical ports adjacent the proximal end of the holding structure and adjacent or proximal of the proximal electrode of the implantable device.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: December 14, 2021
    Assignee: CARDIAC PACEMAKERS, INC.
    Inventors: Michael J. Kane, Brian L. Schmidt, Kevin G. Wika