Patents by Inventor David C. Yates

David C. Yates 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: 20230389796
    Abstract: Various surgical hubs are disclosed. A surgical hub comprises a storage device; a processor coupled to the storage device; and a memory coupled to the processor. The memory stores instructions executable by the processor to: receive data from a surgical instrument coupled to the surgical hub; and determine a rate at which to transfer the data from the surgical hub to a remote cloud-based medical analytics network based on available storage capacity of the storage device.
    Type: Application
    Filed: May 4, 2023
    Publication date: December 7, 2023
    Inventors: Frederick E. Shelton, IV, Jason L. Harris, David C. Yates
  • Publication number: 20230380880
    Abstract: Disclosed is a method of generating electrical signal waveforms by a generator. The generator includes a processor and a memory in communication with the processor. The memory defines a first and second table. The processor retrieves information from the first table defined in the memory, where the information is associated with a first wave shape of a first electrical signal waveform for performing a surgical procedure. The processor retrieves information from the second table defined in the memory, where the information is associated with a second wave shape of a second electrical signal waveform for performing a surgical procedure. The processor combines the first and second wave shapes to create a combined wave shape of an electrical signal waveform for performing a surgical procedure and the combined wave shape electrical signal waveform for performing a surgical procedure is delivered to a surgical instrument.
    Type: Application
    Filed: April 5, 2023
    Publication date: November 30, 2023
    Inventors: Eitan T. Wiener, David C. Yates
  • Patent number: 11826045
    Abstract: A surgical apparatus includes an end effector configured to interact with a tissue during a plurality of zones of operation. The surgical apparatus further includes at least one drive mechanism operable to effect at least one motion in the end effector during each of the zones of operation. The surgical apparatus also includes one or more vibration sensors configured to record vibrations generated by the at least one drive mechanism during the zones of operation, wherein the one or more vibration sensors are configured to generate an output signal based on the sensed vibrations, and wherein the output signal is employed to determine a status of the surgical apparatus based on predetermined threshold values that are unique to each of the zones of operation.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: November 28, 2023
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, David C. Yates, Jason L Harris
  • Patent number: 11812954
    Abstract: A surgical tool for use with a robotic system is disclosed that includes a shaft, an end effector, a motor, an axially movable drive member, and a rotary drive shaft in operable communication with the motor. The end effector comprises a first jaw member and a second jaw member movable relative to the first jaw member between an open position and a closed position. The end effector is rotatable relative to the shaft. The axially movable drive member is in operable communication with the second jaw member. The rotary drive shaft is in operable engagement with the axially movable drive member. At least one rotational motion of the rotary drive shaft causes the axially movable drive member to move the second jaw member relative to the first jaw member from the closed position to the open position.
    Type: Grant
    Filed: April 28, 2021
    Date of Patent: November 14, 2023
    Assignee: Cilag GmbH International
    Inventors: David C. Yates, Frederick E. Shelton, IV, Jerome R. Morgan
  • Patent number: 11811253
    Abstract: A surgical robotic system includes a housing, wherein the housing includes a rotary drive; a motor that applies a rotary motion to the rotary drive; a surgical tool that releasably attaches to the housing, the surgical tool including: an end effector; a rotary interface that releasably couples to the rotary drive; a firing assembly; a lockout member movable from a locked state to an unlocked state by a sled; and a control circuit communicably coupled to the motor, wherein the control circuit is configured to: activate the motor to effect the motion of the firing assembly; monitor a current draw of the motor during the motion of the firing assembly; detect a fault state in the motion of the firing assembly based on the current draw of the motor; stop the motor based on the detection of the fault state; and alert a user regarding the fault state.
    Type: Grant
    Filed: March 30, 2022
    Date of Patent: November 7, 2023
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, Mark D. Overmyer, David C. Yates, Jason L. Harris
  • Patent number: 11801047
    Abstract: A surgical cutting and fastening instrument. The instrument comprises a handle and an end effector connected to the handle. The end effector comprises upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: October 31, 2023
    Assignee: Cilag GmbH International
    Inventors: David C. Yates, Thomas W. Huitema, Frederick E. Shelton, IV
  • Patent number: 11793537
    Abstract: A surgical instrument system is disclosed comprising a handle, an elongate shaft selectively attachable to the handle, a battery pack replaceably attachable to the handle, and an end effector extending distally from the elongate shaft. In various instances, the battery pack comprises a power source couplable to the motor and a display. The elongate shaft comprises a processor and a memory couplable to the processor. In various instances, the memory comprises a control program which, when executed, causes the processor to initiate a desired function. In various instances, the end effector comprises a sensing circuit configured to detect a condition of the end effector. The sensing circuit is in signal communication with the processor.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: October 24, 2023
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Jason L. Harris, David C. Yates
  • Patent number: 11793514
    Abstract: A staple cartridge comprising a sensor array is disclosed. In various instances, the sensor array comprises a conductive trace embedded in a cartridge body of the staple cartridge.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: October 24, 2023
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Taylor W. Aronhalt, Shane R. Adams, Jason L. Harris, Patrick L. Creamer, David C. Yates
  • Patent number: 11793513
    Abstract: A surgical system is disclosed comprising a firing member movable from a proximal position toward a distal position during a firing stroke, a motor configured to drive the firing member toward the distal position, and a control system configured to operate in an open-loop configuration and a closed-loop configuration. In the open-loop configuration, the control system is configured to cause the motor to drive the firing member to a predetermined position between the proximal position and the distal position, determine a time required to drive the firing member to the predetermined position, compare the determined time to a predetermined time, and set a motor velocity of the motor based on the comparison. In the closed-loop configuration, the control system is configured to drive the firing member at the set motor velocity.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: October 24, 2023
    Assignee: Cilag GmbH International
    Inventors: Jason L. Harris, Frederick E. Shelton, IV, David C. Yates, Douglas E. Withers, Shane R. Adams
  • Patent number: 11786321
    Abstract: A robotic surgical system includes a robotic manipulator that includes a mounting fixture defining a longitudinal channel, and a surgical tool removably coupleable to the mounting fixture. The surgical tool including a tool housing matable with the mounting fixture, an elongate shaft extending from the tool housing and receivable within the channel, and a latching mechanism provided on the elongate shaft and comprising one or more retention tabs biased radially outward with one or more biasing members. The one or more retention tabs are movable between a deployed state, where the one or more retention tabs protrude radially outward through a corresponding one or more slots to engage the mounting fixture, and a retracted state, where the one or more retention tabs are urged radially inward through the one or more slots to disengage the mounting fixture.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: October 17, 2023
    Assignee: Cilag GmbH International
    Inventors: David C. Yates, Thomas William Lytle, IV, Kharyl Evenson George Stephens, John Scott Kimsey, Lauren S. Weaner, Joshua Dean Young
  • Publication number: 20230320729
    Abstract: A surgical cutting and fastening instrument comprises an end effector, a shaft connected to the end effector, and a handle connected to the shaft. The handle comprises an electric, DC motor connected to a drive train for powering the drive train and a plurality of series-connected DC power source connected to the motor for supplying electrical power to the motor. The handle also comprises a power source selection switch for connecting, when in a first state, all of the DC power sources to the motor, and, when in a second state, a subset of the DC power sources to the motor. Also disclosed are means for actuating a RF electrode in the end effector and means for indicating actuation of the RF electrode.
    Type: Application
    Filed: April 13, 2023
    Publication date: October 12, 2023
    Inventors: David C. Yates, Frederick E. Shelton, IV
  • Patent number: 11779337
    Abstract: A method implemented by a surgical instrument is disclosed. The surgical instrument includes first and second jaws and a flexible circuit including multiple sensors to optimize performance of a radio frequency (RF) device. The flexible circuit includes at least one therapeutic electrode couplable to a source of RF energy, at least two sensing electrodes, and at least one insulative layer. The insulative layer is positioned between the at least one therapeutic electrode and the at least two sensing electrodes. The method includes contacting tissue positioned between the first and second jaws of the surgical instrument with the at least one therapeutic electrode and at the least two sensing electrodes; sensing signals from the at least two sensing electrodes; and controlling RF energy delivered to the at least one therapeutic electrode based on the sensed signals.
    Type: Grant
    Filed: May 26, 2022
    Date of Patent: October 10, 2023
    Assignee: Cilag GmbH International
    Inventors: David C. Yates, Frederick E. Shelton, IV, Jason L. Harris
  • Patent number: 11779420
    Abstract: A robotic surgical attachment is disclosed. The robotic surgical attachment comprises a control interface comprising a manually-actuated retraction assembly and a shaft extending distally from the control interface. The robotic surgical attachment further comprises an articulation region and an end effector assembly extending from the shaft by way of the articulation region. The end effector assembly comprises a firing member movable through a first distance during a jaw closure stroke and a second distance to cut and staple tissue clamped between jaws of the end effector assembly after the completion of the closure stroke. The manually-actuated retraction assembly is operable to selectively retract the firing member.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: October 10, 2023
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Chester O. Baxter, III, David C. Yates
  • Patent number: 11779336
    Abstract: A method for assessing performance of a surgical instrument including one or more drivetrains is disclosed. The method includes sensing via one or more vibration sensors vibrations generated during operation of the one or more drivetrains of the surgical instrument, generating an output signal based on the sensed vibrations, filtering the output signal to generate a filtered signal of the sensed vibrations from the one or more drivetrains, processing the filtered signal to generate a processed signal of the sensed vibrations from the one or more drivetrains, and comparing predetermined threshold values for each of an acceptable status, a marginal status, and a critical status of the surgical instrument to corresponding values of the processed signal.
    Type: Grant
    Filed: January 31, 2022
    Date of Patent: October 10, 2023
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Mark D. Overmyer, David C. Yates, Jason L. Harris
  • Patent number: 11775682
    Abstract: Various surgical hubs and data stripping methods are disclosed. The surgical hub comprises a processor and a memory coupled to the processor. The memory stores instructions executable by the processor to interrogate a modular device coupled to the processor via a modular communication hub. The modular device is a source of data sets that include patient identity data and surgical procedure data. The processor also executes instructions to: receive a data set from the modular device; discard the patient identity data and any portion of the surgical procedure data that identifies the patient from the data set; extract anonymous data from the data set and create an anonymized data set; and configure operation of the surgical hub or the modular device based on the anonymized data set.
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: October 3, 2023
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Jason L. Harris, David C. Yates
  • Patent number: 11771487
    Abstract: A surgical instrument is disclosed. The surgical instrument comprises an end effector comprising an ultrasonic blade and a clamp arm. The clamp arm is movable relative to the ultrasonic blade to transition the end effector between an open configuration and a closed configuration to clamp tissue between the ultrasonic blade and the clamp arm. The surgical instrument further comprises a transducer configured to generate an ultrasonic energy output and a waveguide configured to transmit the ultrasonic energy output to the ultrasonic blade. The surgical instrument further comprises a control circuit configured to monitor a parameter of the surgical instrument, wherein crossing an upper predetermined threshold of the parameter causes the control circuit to effect a first electromechanical system, and wherein crossing a lower predetermined threshold of the parameter causes the control circuit to effect a second electromechanical system different than the first electromechanically system.
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: October 3, 2023
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Jeffrey D. Messerly, Jason L. Harris, David C. Yates
  • Patent number: 11766287
    Abstract: Disclosed is a method of generating electrical signal waveforms by a generator. The generator includes a processor and a memory in communication with the processor. The memory defines a first and second table. The processor retrieves information from the first table defined in the memory, where the information is associated with a first wave shape of a first electrical signal waveform for performing a surgical procedure. The processor retrieves information from the second table defined in the memory, where the information is associated with a second wave shape of a second electrical signal waveform for performing a surgical procedure. The processor combines the first and second wave shapes to create a combined wave shape of an electrical signal waveform for performing a surgical procedure and the combined wave shape electrical signal waveform for performing a surgical procedure is delivered to a surgical instrument.
    Type: Grant
    Filed: February 28, 2020
    Date of Patent: September 26, 2023
    Assignee: Cilag GmbH International
    Inventors: Eitan T. Wiener, David C. Yates
  • Publication number: 20230293170
    Abstract: A method of controlling motor velocity in a surgical instrument is disclosed. The surgical instrument includes a displacement member, a motor coupled to the displacement member, a control circuit coupled to the motor, a position sensor coupled to the control circuit, and a timer coupled to the control circuit. The method includes receiving a first position of a displacement member from a position sensor, starting a timer, advancing the displacement member to a second position by setting a motor velocity to a first velocity, receiving the second positon from the position sensor, stopping the timer when the displacement member reaches the second position, receiving elapsed time from the timer, wherein the elapsed time is the time taken by the displacement to move from the first position to the second positon, and controlling, by the control circuit, velocity of the motor based on the elapsed time.
    Type: Application
    Filed: April 21, 2023
    Publication date: September 21, 2023
    Inventors: Frederick E. Shelton, IV, David C. Yates, Jason L. Harris, Brett E. Swensgard
  • Patent number: 11759251
    Abstract: A surgical system comprising a surgical instrument, a generator configured to supply power to an end effector, and a processor configured to run a control program to operate the surgical system is disclosed. The surgical instrument comprises the end effector which includes a first jaw and a second jaw. At least one of the first jaw and the second jaw is moved with respect to one another between an open position and a closed position. Tissue is configured to be positioned between the first jaw and the second jaw. The processor is configured to detect a first parameter of the surgical system, detect at least one user input, and modify the control program in response to the detected first parameter and the at least one user input.
    Type: Grant
    Filed: May 28, 2020
    Date of Patent: September 19, 2023
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Chad E. Eckert, Taylor W. Aronhalt, Kevin M. Fiebig, David C. Yates
  • Patent number: 11759208
    Abstract: A surgical instrument has a staple cartridge housing a plurality of staples and an anvil configured to capture tissue therebetween. The surgical instrument also has a firing assembly configured to deploy the plurality of staples into the captured tissue during a firing sequence, and a handle that includes an electric motor operably coupled to the firing assembly, wherein the electric motor is configured to motivate the firing assembly to deploy the plurality of staples into the captured tissue during the firing sequence, and a power pack. The power pack includes rechargeable battery cells configured to power the electric motor, at least one battery-cell health indicator, and an electronic control circuit configured to assess whether a subset of rechargeable battery cells is damaged during the firing sequence based on at least one measurement performed by the at least one battery-cell health indicator.
    Type: Grant
    Filed: June 29, 2021
    Date of Patent: September 19, 2023
    Assignee: Cilag GmbH International
    Inventors: Jason L. Harris, David C. Yates, Frederick E. Shelton, IV