Patents by Inventor Jason L. Harris

Jason L. Harris 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).

  • Patent number: 10568625
    Abstract: A staple cartridge is disclosed. The staple cartridge can include a cartridge body having a plurality of staple cavities defined therein. The staple cavities can be obliquely oriented relative to a longitudinal axis of the staple cartridge. The staple cavities can be arranged in a plurality of rows including an inner row, an intermediate row, and an outer row. The lateral and/or longitudinal spacing and/or overlap between the staples in adjacent rows can vary to optimize the flexibility and/or sealing properties of the staple line. The size and orientation of the staples can also vary row-to-row and/or longitudinally.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: February 25, 2020
    Assignee: Ethicon LLC
    Inventors: Jason L. Harris, Frederick E. Shelton, IV, Mark S. Zeiner, Janna B. Volz, Nichole Y. Kwee
  • Patent number: 10568626
    Abstract: A surgical instrument that includes a first jaw and a second jaw that is pivotally coupled to the first jaw. The second jaw is configured to pivot about a pivot axis that is constrained to only move along a vertical axis and is selectively movable between a fully open position and a fully closed position relative to the first jaw. A closure member is configured to move the first and second jaws from the fully open position to the fully closed position when the closure member is moved in a first direction.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: February 25, 2020
    Assignee: Ethicon LLC
    Inventors: Frederick E. Shelton, IV, Jason L. Harris
  • Patent number: 10569071
    Abstract: Various exemplary devices and methods are provided for performing surgical procedures. In general, one or more adjuncts can be used in conjunction with surgical instruments. The adjunct(s) can have medicant(s) thereon and/or therein. The medicant(s) can vary depending on the desired effect of the medicant(s) on surrounding tissue. As a non-limiting example, medicant(s) can be provided to influence hemostasis, inflammation, macrophages, and/or fibroblasts. When used in conjunction with a surgical stapler, the adjunct(s) can be disposed between and/or on jaws of the stapler, incorporated into a staple cartridge disposed in the jaws, or otherwise placed in proximity to the staples. When staples are deployed, the adjunct(s) can remain at the treatment site with the staples.
    Type: Grant
    Filed: August 31, 2015
    Date of Patent: February 25, 2020
    Assignee: Ethicon LLC
    Inventors: Jason L. Harris, Frederick E. Shelton, IV, Michael J. Vendely, Tamara S. Widenhouse
  • Patent number: 10568632
    Abstract: A surgical stapling instrument is disclosed. The stapling instrument comprises an end effector including a staple cartridge comprising a circular array of staple cavities and staples removably stored in the staple cavities and, in addition, an anvil configured to deform the staples which is movable toward the staple cartridge to clamp tissue therebetween. The anvil is movable away from the staple cartridge to release the tissue after the tissue has been stapled. The stapling instrument further comprises a lockout configured to prevent the anvil from being moved toward the staple cartridge once again until the staple cartridge has been replaced with an unfired staple cartridge.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: February 25, 2020
    Assignee: Ethicon LLC
    Inventors: Christopher C. Miller, Frederick E. Shelton, IV, Jason L. Harris
  • Patent number: 10568621
    Abstract: A surgical stapler end effector assembly comprises a staple cartridge, an anvil, and a buttress assembly. The staple cartridge comprises a plurality of staples and a deck. The staple cartridge is operable to drive the staples through the deck. The anvil is movable from an open position toward the staple cartridge to reach a closed position. The anvil includes an underside having staple forming surface configured to receive staples driven through the deck. The buttress assembly comprises a buttress body, an adhesive material, and a plurality of reinforcement strands. The reinforcement strands are configured to engage one or more staples fired through the buttress body.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: February 25, 2020
    Assignee: Ethicon LLC
    Inventors: Frederick E. Shelton, IV, Jason L. Harris, Rao S. Bezwada, Charles J. Scheib, Prudence A. Turner
  • Patent number: 10568619
    Abstract: A surgical access device includes a tissue retractor including a flexible body configured to engage tissue surrounding a tissue opening. A plurality of surgical instrument channels is arranged in a central portion of the tissue retractor. Each surgical instrument channel is configured to guide a surgical instrument distally through the surgical access device. At least one needle entrance port is arranged on a proximal portion of the surgical access device. At least one needle exit port is arranged distally of the needle entrance port. The at least one needle entrance port and the at least one needle exit port are configured to cooperate to define a needle channel extending distally through the surgical access device and obliquely relative to a central axis thereof. The needle channel is configured to guide a suture passer needle through the surgical access device and adjacent tissue to facilitate closure of the tissue opening.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: February 25, 2020
    Assignee: Ethicon LLC
    Inventors: Frederick E. Shelton, IV, Jason L. Harris, James G. Lee, Layne D. Christopher, Nichole Y. Kwee, Sol Posada, Patrick M. Schleitweiler, Anil R. Jadhav, Tamara S. Vetro Widenhouse
  • Patent number: 10568624
    Abstract: A surgical instrument with first and second jaws that are pivotally supported relative to each other for pivotal travel about a fixed pivot axis between open and closed positions. A firing member is movably supported for selective axial travel between starting and ending positions within at least one the jaws and is configured to engage both jaws when the jaws are in a closed position. A firing system operably interfaces with the firing member to selectively axially move the firing member between the starting and ending positions and a closure system that operably interfaces with at least one of the jaws to move the jaw between the open and closed positions without actuating the firing system.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: February 25, 2020
    Assignee: Ethicon LLC
    Inventors: Frederick E. Shelton, IV, Jason L. Harris
  • Publication number: 20200054329
    Abstract: A surgical instrument that includes a surgical end effector as well as a first drive member and a second drive member that are configured to apply actuation motions to the surgical end effector. A drive clutch assembly operably interfaces with the first and second drive members and is configured to move between an engaged position wherein the second drive member is linked to the first drive member and a second disengaged position wherein the first drive member is independently movable. A lock assembly is configured to move between a locked position wherein the second drive member is prevented from moving and an unlocked position wherein the second drive member is movable.
    Type: Application
    Filed: August 20, 2018
    Publication date: February 20, 2020
    Inventors: Frederick E. Shelton, IV, Jason L. Harris
  • Publication number: 20200054326
    Abstract: An anvil for a surgical stapler. The anvil includes a staple-forming undersurface that has lines of staple-forming pockets that are configured to establish a flexible staple line. A plurality of anvil protrusions protrude from planar non-forming surface portions such that each anvil protrusion is adjacent to at least two staple-forming pockets to direct staples therein during a staple firing process and to engage the tissue that is being stapled.
    Type: Application
    Filed: August 20, 2018
    Publication date: February 20, 2020
    Inventors: Jason L. Harris, Frederick E. Shelton, IV, Christopher J. Hess, Chester O. Baxter, III
  • Publication number: 20200054320
    Abstract: A method for operating a surgical instrument. The method includes linking a second drive member to a first drive member such that the second drive member moves with the first drive member. The method further includes applying first control motions to the first drive member to cause the second drive member to apply actuation motions to a surgical end effector. The method also includes discontinuing application of the first control motions to the first drive member and de-linking the second drive member from the first drive member such that the second drive member is locked in place by a locking system. The method also includes re-applying control motions to the first drive member.
    Type: Application
    Filed: August 20, 2018
    Publication date: February 20, 2020
    Inventors: Jason L. Harris, Frederick E. Shelton, IV, Gregory J. Bakos, Chester O. Baxter, III
  • Publication number: 20200054331
    Abstract: A surgical instrument that includes a surgical end effector that is articulatable relative to a shaft between a home position and a maximum articulated position. A motor operably interfaces with the surgical end effector to move the end effector between the home position and the maximum articulated position. The motor is configured to operate at a first motor speed to articulate the end effector from the home position to a first articulated position between the home position and the maximum articulated position and to operate at a second motor speed to articulate the surgical end effector from the first articulated position to the maximum articulated position.
    Type: Application
    Filed: August 20, 2018
    Publication date: February 20, 2020
    Inventors: Jason L. Harris, Frederick E. Shelton, IV, Chester O. Baxter, III
  • Publication number: 20200054330
    Abstract: A surgical instrument that includes a housing that defines a longitudinal axis. An elongated shaft assembly is operably coupled to the housing by a shaft rotator assembly for selective rotation about the longitudinal axis relative to the housing. A first motor is supported by the housing and configured to selectively apply first rotary actuation motions to a first drive shaft that is operably supported by the housing and operably interfaces with a first shaft actuator. A second motor is supported by the shaft rotator assembly such that the second motor is rotatable about the longitudinal axis and is configured to apply second rotary actuation motions to a second shaft actuator.
    Type: Application
    Filed: August 20, 2018
    Publication date: February 20, 2020
    Inventors: Jason L. Harris, Frederick E. Shelton, IV, Chester O. Baxter, III
  • Publication number: 20200054322
    Abstract: Methods of manufacturing an anvil for a surgical stapler. In various arrangements, the methods include forming an anvil body by rolling, extruding, metal injection molding or electrochemical machining. Preliminary staple-forming pocket configurations are formed in the anvil body by machining or during the metal injection molding or electro-chemical machining processes. The staple-forming pockets are provided with a final configuration using another manufacturing step such as coining or forging.
    Type: Application
    Filed: August 20, 2018
    Publication date: February 20, 2020
    Inventors: Jason L. Harris, Frederick E. Shelton, IV, Chester O. Baxter, III
  • Publication number: 20200054321
    Abstract: A surgical instrument that includes a first jaw and a second jaw that are movable between a closed position and an open position. An axially movable closure member is supported relative to the jaws to apply closing and opening motions thereto. A closure actuator operably interfaces with the closure member and is movable from an unactuated position corresponding to the open position in a closure direction during a closure procedure. A first control system is configured to apply an opening control motion to the closure actuator to return the closure actuator to the unactuated position upon completion of the closure procedure. A second control system is configured to apply a variable closure force to the closure member as the closure actuator is moved in the closure direction.
    Type: Application
    Filed: August 20, 2018
    Publication date: February 20, 2020
    Inventors: Jason L. Harris, Frederick E. Shelton, IV, Gregory J. Bakos, Chester O. Baxter, III
  • Publication number: 20200054327
    Abstract: An anvil for a surgical stapler. In various arrangements, the anvil comprises an anvil body that is fabricated from a first material and a tip member that is fabricated from a second material that differs from the first material. The tip member may comprise a flexible attachment portion that is configured to be received within an opening in a distal end of the anvil body. A second attachment member is configured to non-removably engage the first flexible attachment portion to bias the first flexible attachment portion into retaining engagement with corresponding portions of the distal end of the anvil body.
    Type: Application
    Filed: August 20, 2018
    Publication date: February 20, 2020
    Inventors: Jason L. Harris, Taylor W. Aronhalt, Gregory J. Bakos, Chester O. Baxter, III, Frederick E. Shelton, IV
  • Publication number: 20200054323
    Abstract: Methods for fabricating an anvil for a surgical stapling device. Various methods include forming an anvil body from a first material and a deformable anvil tip from a second material and attaching the deformable anvil tip to a distal end of the anvil body with a deformable second attachment member. Other methods include molding a deformable anvil tip to a distal end of an anvil body.
    Type: Application
    Filed: August 20, 2018
    Publication date: February 20, 2020
    Inventors: Jason L. Harris, Frederick E. Shelton, IV, Chester O. Baxter, III, Gregory J. Bakos, Taylor W. Aronhalt, Christopher J. Hess, Jerome R. Morgan
  • Publication number: 20200054325
    Abstract: Anvils for surgical devices designed to cut and staple tissue. The anvils include tissue stop arrangements for positioning the tissue to be cut and stapled in the device so that the tissue is stapled prior to being cut. The anvils are moved between open and closed positions by a corresponding closure member. The tissue stops and/or closure members are configured to avoid adjacent tissue from being pinched between the closure member and tissue stops when the anvil is in a closed position.
    Type: Application
    Filed: August 20, 2018
    Publication date: February 20, 2020
    Inventors: Jason L. Harris, Frederick E. Shelton, IV, Chester O. Baxter, III, Taylor W. Aronhalt
  • Publication number: 20200054324
    Abstract: Closure systems and members for actuating jaws of a surgical end effector. The closure systems include a closure member that is configured to interact with corresponding portions of the jaws to establish improved closure and clamping loads.
    Type: Application
    Filed: August 20, 2018
    Publication date: February 20, 2020
    Inventors: Frederick E. Shelton, IV, Jason L. Harris, Chester O. Baxter, III, Gregory J. Bakos, Jerome R. Morgan
  • Publication number: 20200054328
    Abstract: A surgical instrument that includes a surgical end effector and a shaft assembly that operably interfaces with the surgical end effector. The shaft assembly includes a first shaft actuator and a second shaft actuator that operably interface with the surgical end effector. A first drive system is configured to selectively apply axial actuation motions to the first shaft actuator. A clutch assembly that is supported in the shaft assembly is movable between an engaged position wherein the clutch assembly converts axial actuation motion of the first drive system to a rotary actuation motion that is applied to the second shaft actuator and a disengaged position wherein the axial actuation motion of the first drive system is not applied to the second shaft actuator.
    Type: Application
    Filed: August 20, 2018
    Publication date: February 20, 2020
    Inventors: Jason L. Harris, Frederick E. Shelton, IV, Chester O. Baxter, III
  • Patent number: 10561420
    Abstract: A compressible adjunct is used with a surgical instrument. The compressible adjunct includes a hollow fibrous construct and a core fibrous construct housed within the hollow fibrous construct, wherein the hollow fibrous construct comprises at least one biocompatible material that has experienced at least one transition from a more ordered phase to a less ordered phase in response to heating the hollow fibrous construct to a predetermined temperature.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: February 18, 2020
    Assignee: Ethicon LLC
    Inventors: Jason L. Harris, Frederick E. Shelton, IV, Michael J. Vendely, Susanne Landgrebe