Patents by Inventor Daniel L. Baber

Daniel L. Baber 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: 20210068831
    Abstract: An electronic system for a surgical instrument is disclosed. The electronic system comprises a main power supply circuit configured to supply electrical power to a primary circuit. A supplementary power supply circuit configured to supply electrical power to a secondary circuit. A short circuit protection circuit coupled between the main power supply circuit and the supplementary power supply circuit. The supplementary power supply circuit is configured to isolate itself from the main power supply circuit when the supplementary power supply circuit detects a short circuit condition at the secondary circuit. The supplementary power supply circuit is configured to rejoin the main power supply circuit and supply power to the secondary circuit, when the short circuit condition is remedied.
    Type: Application
    Filed: September 17, 2020
    Publication date: March 11, 2021
    Inventors: Daniel L. Baber, Jeffrey S. Swayze, Andrew T. Beckman, Frederick E. Shelton, IV
  • Publication number: 20210068830
    Abstract: An electronic system for a surgical instrument is disclosed. The electronic system comprises a main power supply circuit configured to supply electrical power to a primary circuit. A supplementary power supply circuit configured to supply electrical power to a secondary circuit. A short circuit protection circuit coupled between the main power supply circuit and the supplementary power supply circuit. The supplementary power supply circuit is configured to isolate itself from the main power supply circuit when the supplementary power supply circuit detects a short circuit condition at the secondary circuit. The supplementary power supply circuit is configured to rejoin the main power supply circuit and supply power to the secondary circuit, when the short circuit condition is remedied.
    Type: Application
    Filed: September 17, 2020
    Publication date: March 11, 2021
    Inventors: Daniel L. Baber, Jeffrey S. Swayze, Andrew T. Beckman, Frederick E. Shelton, IV
  • Patent number: 10905423
    Abstract: An electronic system for a surgical instrument is disclosed. The electronic system comprises a main power supply circuit configured to supply electrical power to a primary circuit. A supplementary power supply circuit configured to supply electrical power to a secondary circuit. A short circuit protection circuit coupled between the main power supply circuit and the supplementary power supply circuit. The supplementary power supply circuit is configured to isolate itself from the main power supply circuit when the supplementary power supply circuit detects a short circuit condition at the secondary circuit. The supplementary power supply circuit is configured to rejoin the main power supply circuit and supply power to the secondary circuit, when the short circuit condition is remedied.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: February 2, 2021
    Assignee: Ethicon LLC
    Inventors: Daniel L. Baber, Jeffrey S. Swayze, Andrew T. Beckman, Frederick E. Shelton, IV
  • Patent number: 10881401
    Abstract: Surgical stapling instruments are disclosed comprising missing staple cartridge and/or spent cartridge lockouts. In various instances, such lockouts are positioned in a shaft of the surgical stapling instruments.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: January 5, 2021
    Assignee: Ethicon LLC
    Inventors: Daniel L. Baber, Nicholas Fanelli, Frederick E. Shelton, IV, Gregory J. Bakos, Jason L. Harris
  • Publication number: 20200375596
    Abstract: A surgical instrument includes a body assembly, an end effector, and a shaft assembly. The body assembly includes at least one electrical connection. The end effector is operable to treat tissue. The shaft assembly extends between the body assembly and the end effector along a shaft axis. The shaft assembly includes a nozzle, a closure tube, and a fluid blocker. The nozzle includes at least one housing. The at least one housing includes a recess. The closure tube is configured to rotate relative to the body assembly about the shaft axis. The fluid blocker is disposed within the recess of the nozzle. The fluid blocker is configured to contact the closure tube to prevent fluid from entering the nozzle and reaching the at least one electrical connection disposed within the body assembly.
    Type: Application
    Filed: May 28, 2019
    Publication date: December 3, 2020
    Inventors: Laura R. Corsetto, Nicholas Fanelli, Daniel L. Baber, Taylor W. Aronhalt, Jason M. Rector, James Bernar Ogzewalla
  • Publication number: 20200337701
    Abstract: A staple retainer for a surgical staple cartridge unit includes a body having first and second body sides configured to be positioned within an aperture defined between an anvil and a deck of the cartridge unit such that the first body side confronts the anvil and the second body side confronts the deck. The second body side is configured to retain staples within openings in the deck. A first protrusion at the first body side is configured to contact the anvil at a first location, and a second protrusion at the first body side is configured to contact the anvil at a second location. The protrusions are configured to resiliently deflect toward the second body side in response to the staple retainer being positioned within the aperture, and are further configured to cooperate with the second body side to maintain a predetermined distance between the anvil and the deck.
    Type: Application
    Filed: April 26, 2019
    Publication date: October 29, 2020
    Inventors: Macall K. Campbell, Daniel L. Baber
  • Patent number: 10758231
    Abstract: A surgical instrument includes a body portion, a shaft, and an end effector that is operable to compress, staple, and cut tissue. The end effector includes an anvil and a staple cartridge. The anvil has a rigid bent tip configured to contact an angled surface of a nose portion of the staple cartridge. The staple cartridge includes gripping features along a staple deck that assist in gripping tissue during clamping. The staple deck of the cartridge may include multiple levels. The anvil further includes a slot with lateral portions having curved ends for receiving portions of a firing beam to guide the firing beam during a cutting and stapling action.
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: September 1, 2020
    Assignee: Ethicon LLC
    Inventors: Jason L. Harris, Daniel L. Baber, Joseph P. Schowalter, Gregory J. Bakos, Frederick E. Shelton, IV
  • Patent number: 10695055
    Abstract: Surgical instruments are disclosed which comprise a firing assembly configured to apply a firing force to an end effector. The surgical instruments further comprise a firing force lockout configured to stop and/or prevent a firing stroke of the firing assembly.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: June 30, 2020
    Assignee: Ethicon LLC
    Inventors: Frederick E. Shelton, IV, Daniel L. Baber, Jason M. Rector, Nicholas Fanelli, Jason E. Zerkle, Gregory J. Bakos
  • Publication number: 20200093487
    Abstract: An electronic system for a surgical instrument is disclosed. The electronic system comprises a main power supply circuit configured to supply electrical power to a primary circuit. A supplementary power supply circuit configured to supply electrical power to a secondary circuit. A short circuit protection circuit coupled between the main power supply circuit and the supplementary power supply circuit. The supplementary power supply circuit is configured to isolate itself from the main power supply circuit when the supplementary power supply circuit detects a short circuit condition at the secondary circuit. The supplementary power supply circuit is configured to rejoin the main power supply circuit and supply power to the secondary circuit, when the short circuit condition is remedied.
    Type: Application
    Filed: September 30, 2019
    Publication date: March 26, 2020
    Inventors: Daniel L. Baber, Jeffrey S. Swayze, Andrew T. Beckman, Frederick E. Shelton, IV
  • Publication number: 20200093488
    Abstract: An electronic system for a surgical instrument is disclosed. The electronic system comprises a main power supply circuit configured to supply electrical power to a primary circuit. A supplementary power supply circuit configured to supply electrical power to a secondary circuit. A short circuit protection circuit coupled between the main power supply circuit and the supplementary power supply circuit. The supplementary power supply circuit is configured to isolate itself from the main power supply circuit when the supplementary power supply circuit detects a short circuit condition at the secondary circuit. The supplementary power supply circuit is configured to rejoin the main power supply circuit and supply power to the secondary circuit, when the short circuit condition is remedied.
    Type: Application
    Filed: September 30, 2019
    Publication date: March 26, 2020
    Inventors: Daniel L. Baber, Jeffrey S. Swayze, Andrew T. Beckman, Frederick E. Shelton, IV
  • Patent number: 10575868
    Abstract: A surgical instrument includes a housing, an elongate shaft assembly extending distally from the housing, and an articulation joint extending distally from the elongate shaft assembly. The articulation joint includes a proximal joint portion coupled to the elongate shaft assembly and a distal joint portion movably coupled to the proximal joint portion. The surgical instrument further includes an end effector including an anvil and a staple cartridge. At least one of the anvil and the staple cartridge is movable relative to the other one of the anvil and the staple cartridge to capture tissue therebetween. A first interface extends distally from the distal joint portion and the first interface is distal to the articulation joint. A second interface extends proximally from the end effector and the second interface is configured to releasably couple the end effector to the first interface.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: March 3, 2020
    Assignee: Ethicon LLC
    Inventors: Steven G. Hall, Daniel L. Baber, Richard L. Leimbach
  • Publication number: 20190175173
    Abstract: A method of surgical stapling that uses a surgical instrument operable to compress, staple, and cut tissue. The instrument includes a body, a shaft, and an end effector with a pair of jaws. A placement tip extends distally from one of the jaws of the end effector. The method includes positioning the end effector at a desired site for surgical stapling. The method also includes controlling one or more of the jaws of the end effector to place the end effector in an open position. The method also includes positioning the end effector such that tissue is located between the jaws. The method also includes clamping the tissue between the jaws by moving at least one of the jaws toward the other jaw. The method also includes advancing a firing beam of the apparatus from a proximal position to a distal position.
    Type: Application
    Filed: December 7, 2018
    Publication date: June 13, 2019
    Inventors: Jason L. Harris, Gregory J. Bakos, Chester O. Baxter, III, Frederick E. Shelton, IV, Hilary A. Reinhardt, Christopher J. Hess, Taylor W. Aronhalt, Daniel L. Baber
  • Patent number: 10285695
    Abstract: A surgical instrument system comprising a housing, a shaft assembly, and an end effector is disclosed. The housing comprises a plurality of electric motors. The shaft assembly comprises a plurality of rotatable shafts. The electric motors are simultaneously coupled to the rotatable shafts as the shaft assembly is connected to the housing. The shaft assembly further comprises an articulation joint including an electrically conductive articulation joint conductor that traverses the articulation joint, an electrically conductive shaft conductor in communication with the articulation joint conductor, and a distal coupler. The end effector is releasably connectable to the distal coupler and comprises an electrically conductive end effector conductor. The distal coupler comprises an electrically conductive coupler pathway from the end effector conductor to the articulation joint conductor.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: May 14, 2019
    Assignee: Ethicon LLC
    Inventors: Gary S. Jaworek, Robert L. Koch, Jr., Michael D. Auld, John S. Kimsey, Daniel L. Baber, Richard L. Leimbach, Daniel J. Ulrich
  • Publication number: 20190125345
    Abstract: An electronic system for a surgical instrument is disclosed. The electronic system comprises a main power supply circuit configured to supply electrical power to a primary circuit. A supplementary power supply circuit configured to supply electrical power to a secondary circuit. A short circuit protection circuit coupled between the main power supply circuit and the supplementary power supply circuit. The supplementary power supply circuit is configured to isolate itself from the main power supply circuit when the supplementary power supply circuit detects a short circuit condition at the secondary circuit. The supplementary power supply circuit is configured to rejoin the main power supply circuit and supply power to the secondary circuit, when the short circuit condition is remedied.
    Type: Application
    Filed: October 25, 2018
    Publication date: May 2, 2019
    Inventors: Daniel L. Baber, Jeffrey S. Swayze, Andrew T. Beckman, Frederick E. Shelton, IV
  • Patent number: 10226249
    Abstract: A cover for an articulation joint that is supported in an elongate shaft assembly of a surgical instrument that is operably coupled to a surgical end effector that includes at least one end effector conductor therein. The cover includes at least one electrically conductive pathway that extends from the distal end of the cover to form an electrically conductive pathway from the end effector conductor to a shaft conductor on the elongate shaft assembly while facilitating operation of the articulation joint. Various conductor arrangements facilitating the passage of electrical current between an end effector to a control system across the articulation joint are also disclosed.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: March 12, 2019
    Assignee: ETHICON LLC
    Inventors: Gary S. Jaworek, Robert L. Koch, Jr., Michael D. Auld, John S. Kimsey, Daniel L. Baber, Richard L. Leimbach, Daniel J. Ulrich
  • Publication number: 20190015102
    Abstract: A surgical stapling system including a shaft assembly transmits actuation motions from an actuator and an end effector compresses and staples tissue. The end effector comprises an channel; an anvil having a staple forming surface is moveable relative to the channel between open and closed positions; the anvil having a magnet at the distal end; and a staple cartridge removably positionable within the channel. The staple cartridge comprises a body supported for a confronting relationship with the anvil in its closed position; a plurality of staple drivers located within the cartridge body support a staple; a Hall effect sensor located at the distal end of the body; and a microprocessor in communication with the Hall effect sensor. The Hall effect sensor and microprocessor receive power when the staple cartridge is positioned within the channel, and the system is operable to identify the staple cartridge.
    Type: Application
    Filed: July 9, 2018
    Publication date: January 17, 2019
    Inventors: Daniel L. Baber, Jeffrey S. Swayze, Andrew T. Beckman, Sol A. Posada
  • Publication number: 20190000481
    Abstract: A method of surgical stapling that uses a surgical instrument operable to compress, staple, and cut tissue. The instrument includes a body, a shaft, and an end effector with a pair of jaws. A placement tip extends distally from one of the jaws of the end effector. The method includes positioning the end effector at a desired site for surgical stapling. The method also includes controlling one or more of the jaws of the end effector to place the end effector in an open position. The method also includes positioning the end effector such that tissue is located between the jaws. The method also includes clamping the tissue between the jaws by moving at least one of the jaws toward the other jaw. The method also includes advancing a firing beam of the apparatus from a proximal position to a distal position.
    Type: Application
    Filed: July 16, 2018
    Publication date: January 3, 2019
    Inventors: Jason L. Harris, Gregory J. Bakos, Chester O. Baxter, III, Frederick E. Shelton, IV, Hilary A. Reinhardt, Christopher J. Hess, Taylor W. Aronhalt, Daniel L. Baber
  • Publication number: 20180333155
    Abstract: A surgical instrument includes a drive member movable by a drive motor between a home position and an end of stroke. A mechanical stop is disposed at or near the end of stroke and is structured to increase resistance to movement of the drive member from a first position to a second position. A control system detects a current spike associated with the increased resistance and interrupts power to the drive motor.
    Type: Application
    Filed: May 17, 2018
    Publication date: November 22, 2018
    Inventors: Steven G. Hall, Daniel L. Baber, Richard L. Leimbach
  • Patent number: 10135242
    Abstract: An electronic system for a surgical instrument is disclosed. The electronic system comprises a main power supply circuit configured to supply electrical power to a microprocessor, a supplementary power supply circuit configured to supply electrical power to a sensor, and an over current/voltage protection circuit coupled between the main power supply circuit and the supplementary power supply circuit. The over current/voltage protection circuit comprises a current limit switch. The current limit switch comprises a current resistor coupled to an amplifier, wherein, when the amplifier detects a surge current above a predetermined threshold, the amplifier activates a circuit breaker to interrupt the surge current, and wherein when the surge current is remedied, the supplementary power supply circuit rejoins the main power supply circuit and is configured to supply power to the sensor.
    Type: Grant
    Filed: September 5, 2014
    Date of Patent: November 20, 2018
    Assignee: Ethicon LLC
    Inventors: Daniel L. Baber, Jeffrey S. Swayze, Andrew T. Beckman, Frederick E. Shelton, IV
  • Patent number: D836199
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: December 18, 2018
    Assignee: Ethicon LLC
    Inventors: Joseph P. Schowalter, Daniel L. Baber, Gregory J. Bakos, Frederick E. Shelton, IV, Jason L. Harris