Patents by Inventor Craig L. Schmidt
Craig 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).
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Patent number: 11813470Abstract: Systems, devices and methods allow inductive recharging of a power source located within or coupled to an implantable medical device while the device is implanted in a patient. The implantable devices in some examples include a multi-axis antenna having a plurality of coil windings arranged orthogonal to one another. The multi-axis antenna configured to generate at least a minimum level of induced current for recharging a power source of the implanted medical device regardless of the orientation of a direction of a magnetic field imposed on the multi-axis antenna relative to an orientation of the implanted medical device and the multi-axis antenna for a given energy level of the imposed magnetic field.Type: GrantFiled: September 21, 2020Date of Patent: November 14, 2023Assignee: Medtronic, Inc.Inventors: Rajesh V. Iyer, Gordon O. Munns, Christian S. Nielsen, Craig L. Schmidt, Paul B. Young
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Patent number: 11793998Abstract: A neuromodulation therapy is delivered via at least one electrode implanted subcutaneously and superficially to a fascia layer superficial to a nerve of a patient. In one example, an implantable medical device is deployed along a superficial surface of a deep fascia tissue layer superficial to a nerve of a patient. Electrical stimulation energy is delivered to the nerve through the deep fascia tissue layer via implantable medical device electrodes.Type: GrantFiled: August 25, 2020Date of Patent: October 24, 2023Assignee: Medtronic, Inc.Inventors: Anthony M. Chasensky, Bernard Q. Li, Brad C. Tischendorf, Chris J. Paidosh, Christian S. Nielsen, Craig L. Schmidt, Eric H. Bonde, Erik R. Scott, Gabriela C. Molnar, Gordon O. Munns, John E. Kast, Joseph J. Viavattine, Markus W. Reiterer, Michael J. Ebert, Phillip C. Falkner, Prabhakar A. Tamirisa, Randy S. Roles, Reginald D. Robinson, Richard T. Stone, Shawn C. Kelley, Thomas P. Miltich, Todd V. Smith, Xuan K. Wei
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Patent number: 11744518Abstract: Various embodiments of a sealed package and a method of forming such package are disclosed. The package can include a non-conductive substrate that includes a cavity disposed in a first major surface. A cover layer can be disposed over the cavity and attached to the first major surface of the non-conductive substrate to form a sealed enclosure. The sealed package can also include a feedthrough that includes a via between a recessed surface of the cavity and a second major surface of the substrate, and a conductive material disposed in the via. An external contact can be disposed over the via on the second major surface of the non-conductive substrate, where the external contact is electrically connected to the conductive material disposed in the via. The sealed package can also include an electronic device disposed within the sealed enclosure that is electrically connected to the external contact.Type: GrantFiled: August 10, 2022Date of Patent: September 5, 2023Assignee: Medtronic, Inc.Inventors: David A. Ruben, Craig L. Schmidt
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Patent number: 11730948Abstract: A neuromodulation therapy is delivered via at least one electrode implanted subcutaneously and superficially to a fascia layer superficial to a nerve of a patient. In one example, an implantable medical device is deployed along a superficial surface of a deep fascia tissue layer superficial to a nerve of a patient. Electrical stimulation energy is delivered to the nerve through the deep fascia tissue layer via implantable medical device electrodes.Type: GrantFiled: August 25, 2020Date of Patent: August 22, 2023Assignee: Medtronic, Inc.Inventors: Brad C. Tischendorf, John E. Kast, Thomas P. Miltich, Gordon O. Munns, Randy S. Roles, Craig L. Schmidt, Joseph J. Viavattine, Christian S. Nielsen, Prabhakar A. Tamirisa, Anthony M. Chasensky, Markus W. Reiterer, Chris J. Paidosh, Reginald D. Robinson, Bernard Q. Li, Erik R. Scott, Phillip C. Falkner, Xuan K. Wei, Eric H. Bonde
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Patent number: 11730947Abstract: A neuromodulation therapy is delivered via at least one electrode implanted subcutaneously and superficially to a fascia layer superficial to a nerve of a patient. In one example, an implantable medical device is deployed along a superficial surface of a deep fascia tissue layer superficial to a nerve of a patient. Electrical stimulation energy is delivered to the nerve through the deep fascia tissue layer via implantable medical device electrodes.Type: GrantFiled: August 25, 2020Date of Patent: August 22, 2023Assignee: Medtronic, Inc.Inventors: Brad C. Tischendorf, John E. Kast, Thomas P. Miltich, Gordon O. Munns, Randy S. Roles, Craig L. Schmidt, Joseph J. Viavattine, Christian S. Nielsen, Prabhakar A. Tamirisa, Anthony M. Chasensky, Markus W. Reiterer, Chris J. Paidosh, Reginald D. Robinson, Bernard Q. Li, Erik R. Scott, Phillip C. Falkner, Xuan K. Wei, Eric H. Bonde
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Patent number: 11672969Abstract: A medical device system for delivering a neuromodulation therapy includes a delivery tool for deploying an implantable medical device at a neuromodulation therapy site. The implantable medical device includes a housing, an electronic circuit within the housing, and an electrical lead comprising a lead body extending between a proximal end coupled to the housing and a distal end extending away from the housing and at least one electrode carried by the lead body. The delivery tool includes a first cavity for receiving the housing and a second cavity for receiving the lead. The first cavity and the second cavity are in direct communication for receiving and deploying the housing and the lead coupled to the housing concomitantly as a single unit.Type: GrantFiled: August 25, 2020Date of Patent: June 13, 2023Assignee: Medtronic, Inc.Inventors: Anthony M. Chasensky, Bernard Q. Li, Brad C. Tischendorf, Chris J. Paidosh, Christian S. Nielsen, Craig L. Schmidt, David A. Dinsmoor, Duane L. Bourget, Eric H. Bonde, Erik R. Scott, Forrest C M Pape, Gabriela C. Molnar, Gordon O. Munns, Joel A. Anderson, John E. Kast, Joseph J. Viavattine, Markus W. Reiterer, Michael J. Ebert, Phillip C. Falkner, Prabhakar A. Tamirisa, Randy S. Roles, Reginald D. Robinson, Richard T. Stone, Shawn C. Kelley, Stephen J. Roddy, Thomas P. Miltich, Timothy J. Denison, Todd V. Smith, Xuan K. Wei
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Patent number: 11628305Abstract: Systems, devices and methods allow inductive recharging of a power source located within or coupled to an implantable medical device while the device is implanted in a patient. The recharging system/device in some examples includes a first electrical coil and a second electrical coil configured to generate opposing magnetic fields forming a resultant magnetic field within a recharging envelope located between the coils. A third coil of the implantable medical device may be positioned within the recharging envelope so that the resultant magnetic field is imposed on the third coil, causing electrical energy to be induced in the third coil, the induced electrical energy used to recharge a power source of an implantable medical device coupled to the third coil, and/or to power operation of the implantable medical device.Type: GrantFiled: October 8, 2021Date of Patent: April 18, 2023Assignee: Medtronic, Inc.Inventors: Christian S. Nielsen, Rajesh V. Iyer, Gordon O. Munns, Craig L. Schmidt, Paul B. Young
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Patent number: 11617879Abstract: An implantable medical device (IMD) has a housing enclosing an electronic circuit. The housing includes a first housing portion, a second housing portion and a joint coupling the first housing portion to the second housing portion. A polymer seal is positioned in the joint in various embodiments. Other embodiments of an IMD housing are disclosed.Type: GrantFiled: December 26, 2018Date of Patent: April 4, 2023Assignee: Medtronic, Inc.Inventors: Brad C. Tischendorf, John E. Kast, Thomas P. Miltich, Gordon O. Munns, Randy S. Roles, Craig L. Schmidt, Joseph J. Viavattine, Christian S. Nielsen, Prabhakar A. Tamirisa, Anthony M. Chasensky, Markus W. Réitérer, Chris J. Paidosh, Reginald D. Robinson, Bernard Q. Li, Erik R. Scott, Phillip C. Falkner, Xuan K. Wei, Eric H. Bonde
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Patent number: 11607163Abstract: Systems, devices and methods allow inductive recharging of a power source located within or coupled to an implantable medical device (IMD) while the device is implanted in a patient. The IMD may include a rechargeable battery having a battery housing; a non-metallic substrate attached to the battery housing, wherein the non-metallic substrate and the battery housing form an outer housing of the implantable medical device; control circuitry formed on the non-metallic substrate within the outer housing of the IMD; a receive coil within the outer housing of the IMD, the receive coil configured to receive energy from outside of the outer housing of the IMD; and recharge circuitry within the outer housing of the IMD and coupled to the receive coil, the recharge circuitry configured to receive the energy from the receive coil, and recharge the rechargeable battery using the received energy.Type: GrantFiled: January 15, 2020Date of Patent: March 21, 2023Assignee: Medtronic Inc.Inventors: Rajesh V. Iyer, Gordon O. Munns, Andrew J. Ries, Craig L. Schmidt, Paul B. Young
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Patent number: 11571127Abstract: Systems, devices and methods are disclosed that allow recharging a power source located in an implanted medical device implanted in a patient, the recharging device comprising first and second pairs of electrical coils configured to generate first and second uniform magnetic fields in overlapping first and second cylindrical regions located between the respective pairs of electrical coils.Type: GrantFiled: June 29, 2020Date of Patent: February 7, 2023Assignee: Medtronic, Inc.Inventors: Craig L. Schmidt, Gordon O. Munns
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Publication number: 20220378371Abstract: Various embodiments of a sealed package and a method of forming such package are disclosed. The package can include a non-conductive substrate that includes a cavity disposed in a first major surface. A cover layer can be disposed over the cavity and attached to the first major surface of the non-conductive substrate to form a sealed enclosure. The sealed package can also include a feedthrough that includes a via between a recessed surface of the cavity and a second major surface of the substrate, and a conductive material disposed in the via. An external contact can be disposed over the via on the second major surface of the non-conductive substrate, where the external contact is electrically connected to the conductive material disposed in the via. The sealed package can also include an electronic device disposed within the sealed enclosure that is electrically connected to the external contact.Type: ApplicationFiled: August 10, 2022Publication date: December 1, 2022Inventors: David A. Ruben, Craig L. Schmidt
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Patent number: 11419552Abstract: Various embodiments of a sealed package and a method of forming such package are disclosed. The package can include a non-conductive substrate that includes a cavity disposed in a first major surface. A cover layer can be disposed over the cavity and attached to the first major surface of the non-conductive substrate to form a sealed enclosure. The sealed package can also include a feedthrough that includes a via between a recessed surface of the cavity and a second major surface of the substrate, and a conductive material disposed in the via. An external contact can be disposed over the via on the second major surface of the non-conductive substrate, where the external contact is electrically connected to the conductive material disposed in the via. The sealed package can also include an electronic device disposed within the sealed enclosure that is electrically connected to the external contact.Type: GrantFiled: September 4, 2020Date of Patent: August 23, 2022Assignee: Medtronic, Inc.Inventors: David A. Ruben, Craig L. Schmidt
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Publication number: 20220209312Abstract: A capacity of at least one electrochemical cell is monitored. A current fade rate us determined based on the capacity. The current fade rate is compared to at least one previously determined fade rate. A fault counter is adjusted based on the comparison.Type: ApplicationFiled: November 17, 2021Publication date: June 30, 2022Inventors: Gang Ji, Craig L. Schmidt, Joel B. Artmann, Bo Zhang
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Publication number: 20220029465Abstract: Systems, devices and methods allow inductive recharging of a power source located within or coupled to an implantable medical device while the device is implanted in a patient. The recharging system/device in some examples includes a first electrical coil and a second electrical coil configured to generate opposing magnetic fields forming a resultant magnetic field within a recharging envelope located between the coils. A third coil of the implantable medical device may be positioned within the recharging envelope so that the resultant magnetic field is imposed on the third coil, causing electrical energy to be induced in the third coil, the induced electrical energy used to recharge a power source of an implantable medical device coupled to the third coil, and/or to power operation of the implantable medical device.Type: ApplicationFiled: October 8, 2021Publication date: January 27, 2022Inventors: Christian S. Nielsen, Rajesh V. Iyer, Gordon O. Munns, Craig L. Schmidt, Paul B. Young
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Patent number: 11181586Abstract: In some examples, a host device includes a battery capacity and/or battery resistance predictive model. The host device may predict a battery capacity value and/or batter resistance value of a rechargeable battery and compare the predicted battery capacity and/or predicted battery resistance to a battery capacity value and/or battery resistance value stored in a fuel gauge. The host device may overwrite the battery capacity value and/or battery resistance value stored in the fuel gauge with the predicted battery capacity value and/or the predicted battery resistance value if the difference is greater than a maximum error threshold.Type: GrantFiled: January 15, 2020Date of Patent: November 23, 2021Assignee: Medtronic, Inc.Inventors: Gang Ji, Craig L. Schmidt, Gaurav Jain
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Patent number: 11152819Abstract: Systems, devices and methods allow inductive recharging of a power source located within or coupled to an implantable medical device while the device is implanted in a patient. The recharging system/device in some examples includes a first electrical coil and a second electrical coil configured to generate opposing magnetic fields forming a resultant magnetic field within a recharging envelope located between the coils. A third coil of the implantable medical device may be positioned within the recharging envelope so that the resultant magnetic field is imposed on the third coil, causing electrical energy to be induced in the third coil, the induced electrical energy used to recharge a power source of an implantable medical device coupled to the third coil, and/or to power operation of the implantable medical device.Type: GrantFiled: February 9, 2018Date of Patent: October 19, 2021Assignee: Medtronic, Inc.Inventors: Christian S. Nielsen, Rajesh V. Iyer, Gordon O. Munns, Craig L. Schmidt, Paul B. Young
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Publication number: 20210212586Abstract: Systems, devices and methods allow inductive recharging of a power source located within or coupled to an implantable medical device (IMD) while the device is implanted in a patient. The IMD may include a rechargeable battery having a battery housing; a non-metallic substrate attached to the battery housing, wherein the non-metallic substrate and the battery housing form an outer housing of the implantable medical device; control circuitry formed on the non-metallic substrate within the outer housing of the IMD; a receive coil within the outer housing of the IMD, the receive coil configured to receive energy from outside of the outer housing of the IMD; and recharge circuitry within the outer housing of the IMD and coupled to the receive coil, the recharge circuitry configured to receive the energy from the receive coil, and recharge the rechargeable battery using the received energy.Type: ApplicationFiled: January 15, 2020Publication date: July 15, 2021Inventors: Rajesh V. Iyer, Gordon O. Munns, Andrew J. Ries, Craig L. Schmidt, Paul B. Young
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Publication number: 20210215766Abstract: In some examples, a host device includes a battery capacity and/or battery resistance predictive model. The host device may predict a battery capacity value and/or batter resistance value of a rechargeable battery and compare the predicted battery capacity and/or predicted battery resistance to a battery capacity value and/or battery resistance value stored in a fuel gauge. The host device may overwrite the battery capacity value and/or battery resistance value stored in the fuel gauge with the predicted battery capacity value and/or the predicted battery resistance value if the difference is greater than a maximum error threshold.Type: ApplicationFiled: January 15, 2020Publication date: July 15, 2021Inventors: Gang Ji, Craig L. Schmidt, Gaurav Jain
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Patent number: 11056267Abstract: Systems, devices and methods allow inductive recharging of a power source located within or coupled to an implantable medical device while the device is implanted in a patient. The implantable medical device in some examples include a receive antenna configuration that may include at least one infinity shaped receive coil. One or more of the receive coils may be affixed to a ferrite sheet formed having a curved shape that conforms to a curvature on an inner surface of a portion of a housing of the implantable medical device so that the ferrite sheet and the receive coil or coils may be positioned adjacent to some portion of the curved inner surface with the ferrite sheet positioned between the inner surface and the receive coil or coils.Type: GrantFiled: June 28, 2018Date of Patent: July 6, 2021Assignee: MEDTRONIC, INC.Inventors: Rajesh V. Iyer, Gordon O. Munns, John D. Norton, Craig L. Schmidt, Paul B. Young
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Patent number: 11045658Abstract: Systems, devices and methods allow inductive recharging of a power source located within or coupled to an implantable medical device while the device is implanted in a patient. The implantable medical device in some examples include a receive antenna configuration that may include at least one infinity shaped receive coil. One or more of the receive coils may be formed having a curved shape that conforms to a curvature on an inner surface of a portion of a housing of the implantable medical device so that the receive coil or coils may be positioned adjacent to, and in some examples in direct contact with, some portion of the curved inner surface.Type: GrantFiled: June 28, 2018Date of Patent: June 29, 2021Assignee: MEDTRONIC, INC.Inventors: Rajesh V. Iyer, Gordon O. Munns, John D. Norton, Craig L. Schmidt, Paul B. Young