Patents by Inventor Ryan M. Asher

Ryan M. Asher 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: 20230038162
    Abstract: Ultrasonic surgical instruments including a handle housing, a switch frame, and a switch assembly are disclosed. The switch assembly may include a first switch arrangement movably supported on a distal portion of the handle housing and selectively movable relative to a first switch contact supported by the switch frame. The switch assembly may further include a second switch arrangement including a right switch button movably supported on a right side of the handle housing and selectively movable relative to a right switch contact supported by the switch frame, and a left switch button movably supported on a left side of the handle housing and selectively movable relative to a left switch contact supported by the switch frame. The first and second switch arrangements may be configured to be selectively actuatable by a single hand supporting the handle housing.
    Type: Application
    Filed: July 8, 2022
    Publication date: February 9, 2023
    Inventors: Richard W. Timm, Daniel W. Price, Jeffery T. Kirk, Jose Domingo Vasquez, Timothy G. Dietz, Richard C. Smith, Ryan M. Asher, Jeffrey L. Aldridge, Craig T. Davis, Emron J. Henry, James W. Voegele, Gregory W. Johnson
  • Publication number: 20230039037
    Abstract: A method of operating a modular surgical system including a control module, a first surgical module, and a second surgical module is disclosed. The method includes detachably connecting the first surgical module to the control module by stacking the first surgical module with the control module in a stack configuration, detachably connecting the second surgical module to the first surgical module by stacking the second surgical module with the control module and the first surgical module in the stack configuration, powering up the modular surgical system, and monitoring distribution of power from a power supply of the control module to the first surgical module and the second surgical module.
    Type: Application
    Filed: June 23, 2022
    Publication date: February 9, 2023
    Inventors: Joshua M. Henderson, Joshua P. Morgan, Andrew W. Carroll, Jeffrey L. Aldridge, Eitan T. Wiener, Ryan M. Asher, John B. Schulte, Gregory J. Bakos
  • Publication number: 20230027481
    Abstract: An end effector of an electrosurgical device may include a discharge port, an aspiration port, two electrodes, and a diverter formed from a porous material. The diverter includes a matrix having voids to receive fluid from the discharge port. A releasable diverter assembly may include an assembly body configured to receive a pair of electrodes and a diverter composed of a porous material. A shaft assembly of an electrosurgical device may include two electrodes and two fluid cannulae. Each cannula may be disposed proximate to a surface of each of the electrodes. An end effector of an electrosurgical device may include a fluid discharge port, two electrodes, and a diverter disposed therebetween. A proximal edge of the diverter may form a secant line with respect to the end of the discharge port so that fluid emitted by the discharge port is disposed on a surface of the diverter.
    Type: Application
    Filed: October 5, 2022
    Publication date: January 26, 2023
    Inventors: Mark A. Davison, Craig T. Davis, Jeffrey W. Bullock, Mark E. Tebbe, Shan Wan, Jeffrey L. Aldridge, Ryan M. Asher, Kristen G. Denzinger, Monica L. Z. Rivard, Kevin A. Bash, Eric M. Roberson
  • Patent number: 11559347
    Abstract: Provided is a method for managing radio frequency (RF) and ultrasonic signals output by a generator that includes a surgical instrument comprising an RF energy output and an ultrasonic energy output and a circuit configured to receive a combined RF and ultrasonic signal from the generator. The method includes receiving a combined radio frequency (RF) and ultrasonic signal from a generator, generating a RF filtered signal by filtering RF frequency content from the combined signal; filtering ultrasonic frequency content from the combined signal; generating an ultrasonic filtered signal; providing the RF filtered signal to the RF energy output; and providing the ultrasonic filtered signal to the ultrasonic energy output.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: January 24, 2023
    Assignee: Cilag GmbH International
    Inventors: Eitan T. Wiener, David C. Yates, Ryan M. Asher, John A. Hibner, John E. Hein
  • Patent number: 11559323
    Abstract: An ultrasonic instrument includes a body, an actuation assembly, a shaft assembly, and an end effector. The actuation assembly includes a mode selection member and an activation member. The shaft assembly extends distally from the body. The shaft assembly includes an acoustic waveguide. The end effector includes an ultrasonic blade. The ultrasonic blade is in acoustic communication with the acoustic waveguide. The end effector is configured to be activated in a first activation mode in response to actuation of the activation member when the mode selection member is in a first position. The end effector is configured to be activated in a second activation mode in response to actuation of the activation member when the mode selection member is in a second position.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: January 24, 2023
    Assignee: Cilag GmbH International
    Inventors: Paul F. Riestenberg, Benjamin M. Boyd, Jacob S. Gee, Craig N. Faller, Charles J. Scheib, Thomas C. Gallmeyer, Katelynn Kramer, Ryan M. Asher, Tylor C. Muhlenkamp, Geoffrey S. Strobl, David A. Monroe
  • Publication number: 20230015195
    Abstract: An ultrasonic instrument includes a body, an actuation assembly, a shaft assembly, and an end effector. The actuation assembly includes a mode selection member and an activation member. The shaft assembly extends distally from the body. The shaft assembly includes an acoustic waveguide. The end effector includes an ultrasonic blade. The ultrasonic blade is in acoustic communication with the acoustic waveguide. The end effector is configured to be activated in a first activation mode in response to actuation of the activation member when the mode selection member is in a first position. The end effector is configured to be activated in a second activation mode in response to actuation of the activation member when the mode selection member is in a second position.
    Type: Application
    Filed: July 29, 2022
    Publication date: January 19, 2023
    Inventors: Paul F. Riestenberg, Benjamin M. Boyd, Jacob S. Gee, Craig N. Faller, Charles J. Scheib, Thomas C. Gallmeyer, Katelynn Kramer, Ryan M. Asher, Tylor C. Muhlenkamp, Geoffrey S. Strobl, David A. Monroe
  • Publication number: 20220395317
    Abstract: An apparatus includes a shaft assembly and an end effector. The shaft assembly includes an outer sheath, at least one irrigation conduit, and at least one suction conduit. The end effector includes a first electrode, a second electrode, and a web. The electrodes extend distally relative to a distal end of the outer sheath. The electrodes are operable to apply bipolar RF energy to tissue. The web extends laterally between the first and second electrodes. The web is positioned distal to the distal end of the outer sheath.
    Type: Application
    Filed: June 23, 2022
    Publication date: December 15, 2022
    Inventors: Mark A. Davison, Mark E. Tebbe, Kristen G. Denzinger, Ryan M. Asher, Craig T. Davis, Kevin Bash, Eric Roberson, John E. Brady, Jeffrey A. Bullock, Jeffrey L. Aldridge, Monica L. Zeckel, Shan Wan, Kristen L. D'Uva
  • Publication number: 20220395292
    Abstract: An ultrasonic instrument includes a housing, an ultrasonic transducer support by the housing, and an integrated usage indicator. The housing is configured to removably connect to a shaft assembly. The ultrasonic transducer is configured to be acoustically connected to a waveguide and operated a predetermined number of use cycles. The integrated usage indicator is operatively connected to the housing and includes a used state indicator. The used state indicator is configured to indicate to a clinician in a used state when the ultrasonic transducer has been operated at least the predetermined number of use cycles for limiting usage of the ultrasonic transducer to the predetermined number of use cycles.
    Type: Application
    Filed: July 8, 2022
    Publication date: December 15, 2022
    Inventors: Ryan M. Asher, Brian D. Black, Chad P. Boudreaux, Nathan Cummings, William D. Dannaher, Craig T. Davis, Glenn W. Ellison, Frederick L. Estera, Jacob S. Gee, Geni M. Giannotti, Timothy S. Holland, Kevin L. Houser, Gregory W. Johnson, Amy M. Krumm, Jason R. Lesko, Stephen M. Leuck, Ion V. Nicolaescu, Candice Otrembiak, Amelia A. Pierce, Eric Roberson, Shan Wan
  • Patent number: 11517773
    Abstract: An apparatus for operating on tissue includes a body, a shaft assembly, and an end effector. The shaft assembly extends distally from the body and includes an acoustic waveguide. The waveguide is configured to acoustically couple with an ultrasonic transducer. The end effector includes an ultrasonic blade, a clamp arm, and a clamp pad. The blade is in acoustic communication with the waveguide. The clamp arm is configured to pivot about a first pivot point toward and away from the ultrasonic blade and includes a coupling feature. The clamp pad is selectively attachable to the blade to acoustically isolate the clamp arm from the ultrasonic blade. The coupling feature of the clamp arm is configured to provide a snap fit between the clamp pad and the clamp arm and thereby permit manipulation of the clamp pad for removal of the clamp pad from the clamp arm.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: December 6, 2022
    Assignee: Cilag GmbH International
    Inventors: Benjamin D. Dickerson, Kristen G. Denzinger, Ryan M. Asher, Collin J. Loch, Nathan D. Grubbs, Daniel J. Prenger, Laura A. Boehm
  • Patent number: 11497520
    Abstract: An ultrasonic instrument includes a body, a shaft assembly, and an end effector. The shaft assembly extends distally from the body. The shaft assembly includes an acoustic waveguide configured to acoustically couple with an ultrasonic transducer. The end effector includes an ultrasonic blade, a clamp arm and a clamp pad. The ultrasonic blade is in acoustic communication with the waveguide. The clamp arm is pivotally coupled with the shaft assembly. The clamp pad is configured to removably couple with the clamp arm while the clamp arm is pivotally coupled to the shaft assembly.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: November 15, 2022
    Assignee: Cilag GmbH International
    Inventors: Benjamin D. Dickerson, Steven P. Smolik, David J. Cagle, Jeffrey D. Messerly, Frederick L. Estera, Paul F. Riestenberg, Charles J. Scheib, Tylor C. Muhlenkamp, Kristen G. Denzinger, Ryan M. Asher
  • Patent number: 11490951
    Abstract: An end effector of an electrosurgical device may include a discharge port, an aspiration port, two electrodes, and a diverter formed from a porous material. The diverter includes a matrix having voids to receive fluid from the discharge port. A releasable diverter assembly may include an assembly body configured to receive a pair of electrodes and a diverter composed of a porous material. A shaft assembly of an electrosurgical device may include two electrodes and two fluid cannulae. Each cannula may be disposed proximate to a surface of each of the electrodes. An end effector of an electrosurgical device may include a fluid discharge port, two electrodes, and a diverter disposed therebetween. A proximal edge of the diverter may form a secant line with respect to the end of the discharge port so that fluid emitted by the discharge port is disposed on a surface of the diverter.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: November 8, 2022
    Assignee: Cilag GmbH International
    Inventors: Mark A. Davison, Craig T. Davis, Jeffrey W. Bullock, Mark E. Tebbe, Shan Wan, Jeffrey L. Aldridge, Ryan M. Asher, Kristen G. Denzinger, Monica L. Rivard, Kevin A. Bash, Eric M. Roberson
  • Patent number: 11484333
    Abstract: An apparatus comprises a body assembly, a shaft, an acoustic waveguide, an articulation section, an end effector, and an articulation drive assembly. The shaft extends distally from the body assembly and defines a longitudinal axis. The acoustic waveguide comprises a flexible portion. The articulation section is coupled with the shaft. A portion of the articulation section encompasses the flexible portion of the waveguide. The articulation section comprises a plurality of body portions aligned along the longitudinal axis and a flexible locking member. The flexible locking member is operable to secure the body portions in relation to each other and in relation to the shaft. The end effector comprises an ultrasonic blade in acoustic communication with the waveguide. The articulation drive assembly is operable to drive articulation of the articulation section to thereby deflect the end effector from the longitudinal axis.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: November 1, 2022
    Assignee: Cilag GmbH International
    Inventors: Barry C. Worrell, Benjamin J. Danziger, Benjamin D. Dickerson, Brian D. Black, Cara L. Shapiro, Charles J. Scheib, Craig N. Faller, Daniel J. Mumaw, David J. Cagle, David T. Martin, David A. Monroe, Disha V. Labhasetwar, Foster B. Stulen, Frederick L. Estera, Geoffrey S. Strobl, Gregory W. Johnson, Jacob S. Gee, Jason R. Sullivan, Jeffrey D. Messerly, Jeffrey S. Swayze, John A. Hibner, John B. Schulte, Joseph E. Hollo, Kristen G. Denzinger, Kristen L. D'Uva, Matthew C. Miller, Michael R. Lamping, Richard W. Timm, Rudolph H. Nobis, Ryan M. Asher, Stephen M. Leuck, Tylor C. Muhlenkamp, William B. Weisenburgh, II, William A. Olson
  • Patent number: 11464533
    Abstract: An ultrasonic instrument includes a housing, an ultrasonic transducer support by the housing, and an integrated usage indicator. The housing is configured to removably connect to a shaft assembly. The ultrasonic transducer is configured to be acoustically connected to a waveguide and operated a predetermined number of use cycles. The integrated usage indicator is operatively connected to the housing and includes a used state indicator. The used state indicator is configured to indicate to a clinician in a used state when the ultrasonic transducer has been operated at least the predetermined number of use cycles for limiting usage of the ultrasonic transducer to the predetermined number of use cycles.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: October 11, 2022
    Assignee: Cilag GmbH International
    Inventors: Ryan M. Asher, Brian D. Black, Chad P. Boudreaux, Nathan Cummings, William D. Dannaher, Craig T. Davis, Glenn W. Ellison, Frederick L. Estera, Jacob S. Gee, Geni Giannotti, Timothy S. Holland, Kevin L. Houser, Gregory W. Johnson, Amy M. Krumm, Jason R. Lesko, Stephen M. Leuck, Ion V. Nicolaescu, Candice Otrembiak, Amelia A. Pierce, Eric Roberson, Shan Wan
  • Publication number: 20220322523
    Abstract: Disclosed is a method of assembling a backplane connector subassembly for a module of a modular energy system. The backplane connector subassembly physically and electrically connects at least two modules stacked on top of one another. The method includes providing a back panel defining an inner surface, attaching a first support member to the inner surface of the back panel, attaching a second support member to the inner surface of the back panel, attaching the upstream connector to the back panel by sliding a first mating hole defined in the upstream connector onto the first support member, and attaching the downstream connector to the back panel by a sliding a second mating hole defined in the downstream connector onto the second support member. The first support member is configured to support an upstream connector. The second support member is configured to support a downstream connector.
    Type: Application
    Filed: March 30, 2021
    Publication date: October 6, 2022
    Inventors: Madeleine C. Jayme, Ryan M. Asher, William B. Weisenburgh, II, Joshua E. Henderson, Stephen D. Geresy, Stephen M. Leuck, John A. Weed, III, Brendan J. Oberkircher, Kristen G. Denzinger
  • Publication number: 20220313342
    Abstract: A modular energy system is disclosed including a header module including an enclosure and a display including a coupler. The enclosure defines a recess. The recess includes a first guidewall and a second guidewall. The coupler is removably positionable in the recess. The coupler includes a first sidewall and a second sidewall. The first guidewall is configured to guide the first sidewall as the coupler moves through the recess. The second guidewall is configured to guide the second sidewall as the coupler moves through the recess.
    Type: Application
    Filed: March 30, 2021
    Publication date: October 6, 2022
    Inventors: Stephen M. Leuck, Brendan J. Oberkircher, Ryan M. Asher, John A. Weed, III, William B. Weisenburgh, II, Stephen D. Geresy
  • Publication number: 20220313357
    Abstract: A port module removably coupleable to an energy module of a module energy system is disclosed. The port module includes a light pipe and a receptacle defined by the light pipe. The receptacle is configured to receive a plug of an electrosurgical instrument therein. A seal is defined between the light pipe and the receptacle.
    Type: Application
    Filed: March 30, 2021
    Publication date: October 6, 2022
    Inventors: Stephen D. Geresy, Stephen M. Leuck, Madeleine C. Jayme, Ryan M. Asher, John A. Weed, III, Kristen G. Denzinger
  • Publication number: 20220317750
    Abstract: Disclosed is a modular energy system that comprises a first module, comprising a first panel, and a first connector attached to the first panel. A portion of the first connector extends past a first edge of the first panel. The modular energy system further comprises a second module, comprising a second panel, and a second connector attached to the second panel. The second connector is aligned with a second edge of the second panel, and the second connector defines a cavity. The second module is coupled to the first module, wherein the portion of the first connector that extends past the first edge of the first panel is positioned within the cavity defined by the second connector.
    Type: Application
    Filed: March 30, 2021
    Publication date: October 6, 2022
    Inventors: Madeleine C. Jayme, Ryan M. Asher, William B. Weisenburgh, II, Joshua E. Henderson
  • Publication number: 20220313305
    Abstract: An ultrasonic instrument includes a body, an actuation assembly, a shaft assembly, and an end effector. The actuation assembly includes an activation member that is operable to move in a first direction to select a mode of operation. The shaft assembly extends distally from the body and includes an acoustic waveguide. The end effector includes an ultrasonic blade that is in acoustic communication with the acoustic waveguide. The activation member is operable to move in a second direction to activate the end effector in a mode of operation selected by movement of the activation member in the first direction.
    Type: Application
    Filed: April 20, 2022
    Publication date: October 6, 2022
    Inventors: John A. Hibner, Kevin L. Houser, David A. Monroe, David J. Cagle, Geoffrey S. Strobl, Timothy P. Lessek, Jeffrey L. Aldridge, Ryan M. Asher, Mary E. Mootoo, Eric B. Smith, Gregory W. Johnson, David M. Locke
  • Publication number: 20220313341
    Abstract: Systems, methods and devices for surgical procedurelization via a modular energy system are disclosed herein. In various aspects, the systems, methods and devices include an energy module, a header module communicably coupled to the energy module, and a display screen capable of rendering a graphical user interface (GUI). The GUI may be configured to display a plurality of steps that correspond with actions performed by a user while operating the modular energy system. In some aspects, the steps displayed are steps of a predetermined procedural checklist corresponding with a mental model followed by the user while performing a surgical procedure. In some aspects, the steps displayed are steps of an output verification process.
    Type: Application
    Filed: March 30, 2021
    Publication date: October 6, 2022
    Inventors: Eitan T. Wiener, Brendan J. Oberkircher, Megan A. Broderick, Ryan M. Asher, Leonardo N. Rossoni, Amanda R. Stautberg, Jacob S. Childs, Molly MF Petre, Lucas B. Elmer, Stephen M. Leuck, Kristen G. Denzinger, James M. Vachon
  • Patent number: 11452539
    Abstract: An ultrasonic instrument includes a body, an actuation assembly, a shaft assembly, and an end effector. The actuation assembly includes an activation member that is operable to move in a first direction to select a mode of operation. The shaft assembly extends distally from the body and includes an acoustic waveguide. The end effector includes an ultrasonic blade that is in acoustic communication with the acoustic waveguide. The activation member is operable to move in a second direction to activate the end effector in a mode of operation selected by movement of the activation member in the first direction.
    Type: Grant
    Filed: February 4, 2019
    Date of Patent: September 27, 2022
    Assignee: Cilag GmbH International
    Inventors: John A. Hibner, Kevin L. Houser, David A. Monroe, David J. Cagle, Geoffrey S. Strobl, Timothy P. Lessek, Jeffrey L. Aldridge, Ryan M. Asher, Mary E. Mootoo, Eric B. Smith, Gregory W. Johnson, David M. Locke