Patents Examined by Scott A. Smith
  • Patent number: 11452510
    Abstract: An adapter assembly for connecting an end effector to an actuation assembly includes a base member defining a plurality of notches spaced at least partially about a circumference of the base member, a handle supported on the base member and rotatable about a longitudinal axis of the base member, and a latch mechanism supported on the handle assembly and selectively engageable with the base member. The latch mechanism includes a button member and a locking member. The button member is movable between a first position in which the locking member is received within one of the plurality of notches to lock the handle relative to the base member, and a second position in which the locking member is spaced from the plurality of notches to unlock the handle relative to the base member.
    Type: Grant
    Filed: March 3, 2020
    Date of Patent: September 27, 2022
    Assignee: Covidien LP
    Inventor: Ramiro Cabrera
  • Patent number: 11452526
    Abstract: A surgical instrument comprising a power source, a first voltage regulator, and a second voltage regulator are disclosed. The surgical instrument further comprises a power source configured to sequentially power the first voltage regulator and the second voltage regulator.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: September 27, 2022
    Assignee: Cilag GmbH International
    Inventors: Nicholas J. Ross, Shane R. Adams
  • Patent number: 11452523
    Abstract: An apparatus is configured to apply an adjunct material to a stapling surface of a jaw of a surgical stapler. The jaw includes an outer surface disposed opposite the stapling surface. The apparatus includes a housing and an arm. The housing includes a first contact feature that is configured to contact one of the adjunct material or the outer surface of the jaw. The arm is operatively coupled with the housing. The arm includes a second contact feature that is configured to move relative to the first contact feature to contact the other of the adjunct material or the outer surface of the jaw. The first and second contact features are configured to cooperate to apply a compression force in a direction toward the first contact feature to pinch the adjunct material against the stapling surface to mount the adjunct material to the stapling surface.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: September 27, 2022
    Assignee: Cilag GmbH International
    Inventors: Mark S. Zeiner, Heather Strang, Pamela M. Ridgley, Christopher A. Denzinger, Christopher Q. Seow, Michael J. Vendely, Gregory J. Bakos
  • Patent number: 11446034
    Abstract: A surgical stapling assembly comprising an end effector, a shaft assembly extending proximally from the end effector, a housing, a rotary motion actuator supported by the housing, a first actuation system configured to cause the end effector to perform a first function, a second actuation system configured to cause the end effector to perform a second function different from the first function, and a selector arrangement transitionable between a first orientation and a second orientation is disclosed. The end effector comprises a staple cartridge and staples deployable from the staple cartridge into tissue. The rotary motion actuator is configured to operably interface with the first actuation system in the first orientation to cause the end effector to perform the first function. The rotary motion actuator is configured to operably interface with the second actuation system to cause the end effector to perform the second function.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: September 20, 2022
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Kevin R. Doll, Bret W. Smith, William D. Kelly, Ronald J. Kolata, Joshua R. Uth, Charles J. Scheib
  • Patent number: 11446026
    Abstract: An end effector includes an anvil and a cartridge assembly having a plurality of surgical staples disposed in a cavity defined therein. The cartridge assembly may include a movable driver or sled configured to deploy the surgical staple from the cavity into tissue. The surgical staple may include a linear leg and an arcuate leg extending therefrom. The linear leg may include a protruding portion to provide pressure to tissue captured by the surgical staple. A three-dimensional and/or self-supporting surgical staple may interlock its two legs upon deployment thereof.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: September 20, 2022
    Assignee: Covidien LP
    Inventors: Stanislaw Z. Marczyk, Simon R. Grover
  • Patent number: 11439393
    Abstract: A surgical instrument includes a body assembly, a shaft assembly extending distally from the body assembly along a shaft axis, and an end effector at a distal end of the shaft assembly. The shaft assembly includes an outer tube configured to rotate relative to the body assembly about the shaft axis. The surgical instrument further includes a slip ring assembly configured to enable electrical communication between the shaft assembly and the body assembly while permitting relative rotation therebetween. The slip ring assembly includes a first electrical contact supported by the outer tube, and a second electrical contact electrically coupled with the first electrical contact and positioned radially outward of the outer tube. The first electrical contact is configured to rotate with the outer tube about the shaft axis relative to the second electrical contact while the first and second electrical contacts remain electrically coupled.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: September 13, 2022
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Jason L. Harris, David C. Yates, Chester O. Baxter, III, Gregory J. Bakos
  • Patent number: 11439398
    Abstract: An apparatus includes a handle assembly, an end effector, a firing assembly, and a release assembly. The handle assembly includes first and second arms and a latching lever. The end effector includes first and second jaws. The firing assembly is configured to sever tissue captured between the jaws. The release assemble is configured to urge the latching lever away from the first arm to pivot the second jaw from a fully closed position to a partially closed position.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: September 13, 2022
    Assignee: Cilag GmbH International
    Inventors: Ryan J. Laurent, Michael J. Stokes, Matthew S. Corbin
  • Patent number: 11426843
    Abstract: A crimp tool includes a frame, a lead screw and a nut assembly connected to the lead screw. A spring member is connected to the frame and movable with rotation of the lead screw. A first transducer is connected to the nut assembly to measure a first force applied on the nut assembly. A second transducer is connected to the spring member to measure a second force applied thereon by the spring member.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: August 30, 2022
    Assignee: Hubbell Incorporated
    Inventors: John David Lefavour, Alan Douglas Beck, Robert Michael Poirier, Peter Matthew Wason, Lawrence N. Brown
  • Patent number: 11419631
    Abstract: A trocar assembly for releasable engagement with an adapter assembly of a surgical stapling instrument includes a trocar mechanism that includes a trocar member that is at least one of rotatable or articulable relative to a housing of the trocar assembly.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: August 23, 2022
    Assignee: Covidien LP
    Inventors: Justin Williams, Anthony Sgroi, Jr., Jon Wink
  • Patent number: 11419608
    Abstract: A surgical stapler is provided having a pair of jaws including a staple containing cartridge and an anvil. Buttress material is releasable affixed to the staple containing cartridge and the anvil. One of the jaws includes a pair of longitudinal projections at a first end of the jaw and configured to frictionally engage corresponding slots in a first end the buttress material. One of the jaws includes a post at a second end of the jaw. The buttress material includes a hole in a second end of the buttress material for receipt of the post.
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: August 23, 2022
    Assignee: Covidien LP
    Inventor: Megan L. (Prommersberger) Stopek
  • Patent number: 11413041
    Abstract: A powered endoscopic surgical apparatus is provided and includes a handle including a housing, a power source supported in the housing; an endoscopic portion extending distally from the housing of the handle; an end effector assembly coupled to a distal end of the endoscopic portion, the end effector assembly including a pair of jaws configured to perform a surgical function; a driving member; a drive source including a motor powered by the power source and connected to the driving member; and a gear assembly engaged with the motor. The gear assembly including a gear rack provided on the driving member; and a main gear operatively connected with the gear rack, the motor spinning the main gear such that rotary motion of the main gear moves the driving member in an axial direction such that the driving member actuates the end effector to perform the surgical function.
    Type: Grant
    Filed: January 25, 2022
    Date of Patent: August 16, 2022
    Assignee: COVIDIEN LP
    Inventors: Frank J. Viola, Gregg Krehel, Guido Pedros
  • Patent number: 11413040
    Abstract: An apparatus includes a platform, an adjunct material, and an engagement feature. The platform includes an upper support and a lower support. The adjunct material is positioned on the upper support or the lower support. The upper support is configured to move relative to the lower support to apply the adjunct material to a jaw of an end effector incorporated into a surgical stapler. The engagement feature is configured to interact with a predetermined portion of the end effector to permit movement of the upper support relative to the lower support and thereby apply the adjunct material to the jaw of the end effector. The engagement feature is further configured to inhibit movement of the upper support relative to the lower support when the engagement feature is disengaged from the predetermined portion of the end effector.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: August 16, 2022
    Assignee: Cilag GmbH International
    Inventors: Mark S. Zeiner, Heather Strang, Pamela M. Ridgley, Christopher A. Denzinger, Christopher Q. Seow, Michael J. Vendely, Gregory J. Bakos
  • Patent number: 11406381
    Abstract: A surgical instrument can comprise a handle, a motor, and a shaft extending from the handle. The handle and/or the shaft can define a longitudinal axis. The surgical instrument can further comprise a fastener cartridge comprising a plurality of fasteners removably stored therein, an anvil configured to deform the fasteners, a closure drive configured to move the anvil toward and away from the fastener cartridge which is rotatable about the longitudinal axis, and a firing drive configured to deploy the fasteners from the fastener cartridge which is rotatable about the longitudinal axis. The surgical instrument can further comprise a transmission comprising a first operating configuration which connects the motor to the closure drive and a second operating configuration which connects the motor to the firing drive.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: August 9, 2022
    Assignee: Cilag GmbH International
    Inventors: Shailendra K. Parihar, Robert L. Koch, Jr., Chester O. Baxter, III, Frederick E. Shelton, IV
  • Patent number: 11407075
    Abstract: A method enables at least one active operating state of a hand-held power tool with at least one infrastructure unit as a function of whether protective equipment is carried and/or worn by an operator of the hand-held power tool. A mobile functional unit is integrated into the hand-held power tool. The mobile functional unit is configured to control the at least one active operating state of the hand-held power tool by (i) transmitting at least one ID of a first protective equipment element of a first piece of protective equipment to a first infrastructure unit, the first infrastructure unit receiving the at least one ID of the first protective equipment element of the first piece of protective equipment, and (ii) transmitting at least a first signal from the first infrastructure unit to the mobile functional unit.
    Type: Grant
    Filed: August 21, 2017
    Date of Patent: August 9, 2022
    Assignee: Robert Bosch GmbH
    Inventors: Joachim Schadow, Florian Esenwein, Benjamin Brechter
  • Patent number: 11406383
    Abstract: A handle assembly includes a trigger assembly, a motor, and a drive assembly. The trigger assembly includes a trigger, a head portion, and a deflection member interconnecting the trigger and the head portion such that a load applied to the trigger causes the deflection member to flex to define a gap between the trigger and the head portion. The motor is configured to be activated based on a size of gap defined by the trigger and the head portion. The drive assembly includes a clamping gear, a firing gear assembly, a drive gear, and a rack. When a button of the trigger assembly engages the clamping gear, actuation of the trigger advances the rack by a first distance, and when the button engages the firing gear assembly, actuation of the trigger advances the rack by a second distance greater than the first distance.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: August 9, 2022
    Assignee: Covidien LP
    Inventors: Justin Williams, Robert H. Knapp, Matthew Eschbach, David A. Nicholas, Russell Pribanic
  • Patent number: 11395651
    Abstract: A surgical stapler, or fastening instrument, may generally comprise a layer, such as a tissue thickness compensator, for example, releasably attached to a fastener cartridge and/or anvil by a flowable attachment portion. The flowable attachment portion may be indefinitely flowable. The flowable attachment portion may be flowable from the time that layer is installed to the fastener cartridge to the time in which the layer is implanted to patient tissue. The flowable attachment portion may comprise a pressure sensitive adhesive. The flowable attachment portion may comprise an adhesive laminate comprising a base layer comprising the tissue thickness compensator and an adhesive layer on at least a portion of a surface of the base layer comprising the pressure sensitive adhesive. Articles of manufacture comprising flowable attachment portion and methods of making and using the flowable attachment portion are also described.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: July 26, 2022
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Chester O. Baxter, III, Jeffrey S. Swayze, Jerome R. Morgan, Sora Rhee, Taylor W. Aronhalt
  • Patent number: 11395652
    Abstract: A surgical instrument can comprise a handle, a motor, and a shaft extending from the handle. The handle and/or the shaft can define a longitudinal axis. The surgical instrument can further comprise a fastener cartridge comprising a plurality of fasteners removably stored therein, an anvil configured to deform the fasteners, a closure drive configured to move the anvil toward and away from the fastener cartridge which is rotatable about the longitudinal axis, and a firing drive configured to deploy the fasteners from the fastener cartridge which is rotatable about the longitudinal axis. The surgical instrument can further comprise a transmission comprising a first operating configuration which connects the motor to the closure drive and a second operating configuration which connects the motor to the firing drive.
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: July 26, 2022
    Assignee: Cilag GmbH International
    Inventors: Shailendra K. Parihar, Robert L. Koch, Jr., Chester O. Baxter, III, Frederick E. Shelton, IV
  • Patent number: 11389263
    Abstract: Surgical instruments include a first drive assembly having a first drive gear and a lockout mechanism positioned for releasable engagement with the first drive assembly to inhibit rotation of the first drive gear. The lockout mechanism includes a pawl and an actuator for moving the pawl from a first position in engagement with the first drive gear to a second position spaced from the first drive gear.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: July 19, 2022
    Assignee: Covidien LP
    Inventors: Justin Williams, Joseph Eisinger, Michael Ingmanson, Kelly Azeredo, Thomas Wingardner, David Valentine, Jr.
  • Patent number: 11389143
    Abstract: Embodiments of a surgical instrument including an actuation lockout system as well as its method of use are disclosed. In one embodiment, a surgical instrument includes a trigger and a driveshaft coupled to the trigger such that actuation of the trigger causes the driveshaft to move from a first position to a second position, thereby resulting in deployment of a surgical fastener. An actuation lockout system restrains distal movement of the driveshaft until a force greater than or equal to a threshold force is applied to the trigger.
    Type: Grant
    Filed: August 13, 2020
    Date of Patent: July 19, 2022
    Assignee: C.R. Bard, Inc.
    Inventors: Kevin J. Ranucci, Nathan Stewart Cauldwell, Donald E. Ziniti
  • Patent number: 11369376
    Abstract: A method is disclosed. The method can comprise obtaining a first staple cartridge and obtaining a second staple cartridge, wherein the first staple cartridge and the second staple cartridge comprise the same length and the same width. The method can further comprise inserting the first staple cartridge into a channel comprising a keyed profile, wherein complete insertion of the first staple cartridge into the channel is prevented by the keyed profile. Additionally, the method can comprise inserting the second staple cartridge into the channel, wherein complete insertion of the second staple cartridge into the channel is permitted by the keyed profile.
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: June 28, 2022
    Assignee: Cilag GmbH International
    Inventors: Robert J. Simms, Jason L. Harris, Frederick E. Shelton, IV, Nichole Y. Kwee