Patents Assigned to Cilag GmbH International
  • Patent number: 11963685
    Abstract: An apparatus includes a handle assembly, a shaft assembly, and an end effector. The handle assembly includes a body and an actuator. The actuator includes a rotary member that is configured to be driven by a finger of a hand that grasps the handle body. The shaft assembly includes an external sheath that is fixed to the handle body and an inner shaft that is coupled to the actuator. The inner shaft is configured to slide longitudinally relative to the external sheath in response to rotation of the first rotary member relative to the handle body. The end effector is configured to encompass a bodily lumen and includes a flexible member extending distally from the inner shaft. A first coupling element is fixed to the distal tip of the flexible member. A second coupling element is fixed to the external sheath. The flexible member defines an adjustable loop.
    Type: Grant
    Filed: July 9, 2019
    Date of Patent: April 23, 2024
    Assignee: Cilag GmbH International
    Inventors: Tylor C. Muhlenkamp, Kevin M. Fiebig, David K. Norvell
  • Patent number: 11957426
    Abstract: A robotic surgical tool includes an elongate shaft extendable through a handle, a drive cable extending along a portion of the shaft, and an actuation system housed within the handle and including an input stack having first and second ends. The input stack includes a drive input arranged at the first end, and an accumulator arranged between the first and second ends and including a differential body defining upper and lower redirect surfaces, and a redirect feature offset from the upper and lower redirect surfaces, wherein the drive cable is threaded through the upper and lower redirect surfaces and the redirect feature, and wherein actuating the actuation system rotates the input stack and thereby acts on the drive cable to cause one or more operations of the surgical tool.
    Type: Grant
    Filed: May 6, 2021
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Austin Michael Fischer, Jason Alan Hill
  • Patent number: 11957344
    Abstract: A staple cartridge for use with a surgical instrument, the staple cartridge including: a longitudinal slot; a longitudinal row of obliquely-oriented inner staples positioned adjacent the longitudinal slot; a longitudinal row of obliquely-oriented outer staples; and a longitudinal row of obliquely-oriented intermediate staples. The longitudinal row of obliquely-oriented intermediate staples being positioned on the first side of the longitudinal slot intermediate the longitudinal row of obliquely-oriented inner staples and the longitudinal row of obliquely-oriented outer staples. The first lateral spacing being defined between the distal end of a staple of the longitudinal row of obliquely-oriented inner staples and the distal end of a staple of the longitudinal row of obliquely-oriented outer staples.
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Jason L. Harris, Mark S. Zeiner, Janna B. Volz, Nichole Y. Kwee, Frederick E. Shelton, IV
  • Patent number: 11957349
    Abstract: An apparatus includes a plurality of links and a plurality of beads interconnected together using the plurality of links. Each link of the plurality of links defines a chord length. The plurality of beads is configured to be arranged in an annular arrangement. Each bead of the plurality of beads includes at least one magnet configured to emit a magnetic field. The annular arrangement is sized and configured to form a loop around an anatomical structure in a patient. The loop in the expanded configuration is configured to permit fluid flow through the anatomical structure. Adjacent magnetic fields of adjacent magnets of the adjacent beads are configured to interact until separated past a minimum threshold in response the annular arrangement moving from the contracted configuration to the expanded configuration. The minimum threshold is based on the chord length of the links.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Kevin M. Fiebig
  • Patent number: 11957421
    Abstract: Systems, devices, and methods for controlling cooperative surgical instruments are provided. Various aspects of the present disclosure provide for coordinated operation of surgical instruments accessing a common body cavity of a patient from different approaches to achieve a common surgical purpose. For example, various methods, devices, and systems disclosed herein can enable the coordinated treatment of surgical tissue by disparate minimally invasive surgical systems that approach the tissue from varying anatomical spaces and operate in concert with one another to effect a desired surgical treatment.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Charles J. Scheib, Jason L. Harris
  • Patent number: 11957352
    Abstract: An apparatus includes at least one link and a plurality of beads. The plurality of beads are joined using the at least one link and configured to be arranged in an annular arrangement. Each bead includes at least one magnet. The annular arrangement is sized and configured to form a loop around an anatomical structure in a patient. Adjacent beads are magnetically attracted together at a plurality of magnetic interfaces that include first and second magnetic interfaces. The first magnetic interface has a first magnetic field strength. The second magnetic interface has a second magnetic field strength that is less than the first magnetic field strength so that the beads forming the second interface are configured to separate prior to the beads forming the first interface when the loop moves from the contracted configuration to the expanded configuration, thereby providing uniform radial expansion of the loop.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Kevin M. Fiebig, Glen W. Ellison, Tylor C. Muhlenkamp
  • Patent number: 11957340
    Abstract: A surgical stapler includes a first stapler half including an anvil surface having a plurality of staple forming pockets, and a second stapler half configured to releasably couple with the first stapler half. The second stapler half is operable to deploy staples toward the anvil surface. The stapler also includes a projection positioned on one of the stapler halves and extending laterally relative to a longitudinal axis of the stapler. The stapler halves are configured to pivot relative to each other about the projection. The stapler further includes a locking member positioned on the other of the stapler halves. The locking member is configured to translate along the longitudinal axis of the stapler between a locked state in which the locking member selectively captures the projection and an unlocked state in which the locking member selectively releases the projection. The locking member is biased proximally toward the locked state.
    Type: Grant
    Filed: January 5, 2022
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Brian D. Schings, Jason D. Jones, Andrew C. Deck, Ryan J. Laurent, Bradley A. Arnold, Andréas N. Ward
  • Patent number: 11957353
    Abstract: An apparatus includes at least one link and a plurality of beads. The plurality of beads is joined using the at least one link and is configured to be arranged in an annular arrangement. The annular arrangement is sized and configured to form a loop around an anatomical structure in a patient. The annular arrangement is configured to move between a contracted configuration and an expanded configuration. The loop in the contracted configuration is configured to prevent fluid flow through the anatomical structure. Each bead includes a housing, a magnet contained within the housing, and a secondary element that is different from the magnet. The magnet is configured to emit a magnetic field. The magnets of the plurality of beads are configured to magnetically bias the loop toward the contracted configuration. The secondary element is contained within the housing and is configured to increase the magnetic field of the magnet.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Kevin M. Fiebig, Glenn W. Ellison, Tylor C. Muhlenkamp
  • Patent number: 11957795
    Abstract: A tissue thickness compensator may generally comprise a compressible core comprising a plurality of movable particles, and a wrap surrounding the compressible core. The plurality of movable particles may comprise at least one medicament. A tissue thickness compensator may generally comprise a compressible core comprising a plurality of crushable particles, and a wrap surrounding the compressible core. The plurality of crushable particles may comprise at least one medicament. The compressible core may comprise a material selected from a group consisting of a biocompatible material. The wrap may comprise a material selected from a group consisting of a biocompatible material. Articles of manufacture comprising the tissue thickness compensator and methods of making and using the tissue thickness compensator are also described.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Katherine J. Schmid, Frederick E. Shelton, IV, Bret W. Smith
  • Patent number: 11957336
    Abstract: A surgical instrument includes a shaft assembly, an end effector, a firing system, and a firing lockout assembly. The end effector is operatively coupled with the shaft assembly. The end effector includes first and second jaws. The first jaw includes an anvil. The second jaw is configured to removably receive an unspent staple cartridge. The firing system extends through at least a portion of the shaft assembly and the end effector. The firing lockout assembly is selectively coupled with the firing system. The firing lockout assembly is disposed proximal to the end effector. The firing lockout assembly is configured to allow actuation of the firing system in an unlocked configuration in response to the unspent staple cartridge being coupled with the second jaw; and inhibit actuation of the firing system in a locked configuration in response to the unspent staple cartridge being absent from the second jaw.
    Type: Grant
    Filed: August 16, 2021
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Frederick E. Shelton, IV, Kevin M. Fiebig, Adam D. Hensel
  • Patent number: 11957338
    Abstract: Stapling assemblies for use with a surgical stapler are provided. In one exemplary embodiment, the stapling assembly includes a cartridge having a plurality of staples disposed therein and a non-fibrous adjunct formed of at least one fused bioabsorbable polymer and configured to be releasably retained on the cartridge. Adjunct systems for use with a surgical stapler are also provided. Surgical end effectors using the stapling assemblies are also provided. Methods for manufacturing stapling assemblies and using the same are also provided.
    Type: Grant
    Filed: July 28, 2022
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Jason L. Harris, Michael J. Vendely, Frederick E. Shelton, IV, Austin Bridges, Peyton Hopson, Jackie Donners, Hardik Kabaria, Farhad Javid, David Arthur Kelly, Elliott Baker, Stephen J. Peter, Xinyu Gu, Gina Michelle Policastro, Sharon Chen
  • Patent number: 11957339
    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: Grant
    Filed: November 9, 2021
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Jason L. Harris, Frederick E. Shelton, IV, Chester O. Baxter, III, Gregory J. Bakos, Taylor W. Aronhalt, Christopher J. Hess, Jerome R. Morgan
  • Patent number: 11957342
    Abstract: A surgical instrument is disclosed herein. The surgical instrument can include an end effector that includes jaws configured to transition between an opened condition and a closed condition, a plurality of electrodes positioned within the jaws of the end effector, a control circuit, and a memory configured to store an algorithm configured to cause the control circuit to determine an impedance signal based on signals received from the plurality of electrodes, detect a media positioned between the jaws of the end effector based on the determined impedance signal, determine a position of the detected media based on the received signals, and generate an alert associated with the detected media and the determined position.
    Type: Grant
    Filed: October 13, 2022
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Zhijun Liu, Christopher J. Waid, Patrick L. Creamer, Morgan R. Hunter, Nathan P. K. Nguyen, Kevin D. Felder, James M. McKale, Jeffrey S. Swayze, Simon L. Calcutt, Elisa J. Barber, Matthew K. Sadler, Richard D. Lintern, James Richardson, Rita Stella, Mikhail E. Bashtanov
  • Patent number: 11957337
    Abstract: A surgical stapling assembly is disclosed. The assembly can include a cartridge body having cavities defined therein forming a pattern of openings in the deck of the cartridge body. The pattern can include longitudinally-repeating clusters of cavity ends. The assembly can also include fasteners removably positioned in the cavities. The pattern of openings can comprise openings on a first side of the cartridge body comprising inner openings each defining an inner proximal-to-distal axis oriented parallel to the longitudinal axis, outer openings each defining an outer proximal-to-distal axis obliquely-oriented relative to the longitudinal axis at an outer angle, and intermediate openings each defining an intermediate proximal-to-distal axis obliquely-oriented relative to the longitudinal axis at an intermediate angle, wherein the intermediate angle is different than the outer angle.
    Type: Grant
    Filed: October 18, 2021
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Michael J. Stokes, Mark S. Zeiner, Chester O. Baxter, III, Jason L. Harris, Anil K. Nalagatla
  • Patent number: 11957382
    Abstract: An apparatus includes a shaft including a distal shaft end. At least a portion of the shaft defines a first axis. The apparatus also includes a sleeve slidably coupled to the shaft. The sleeve includes a distal sleeve end. The apparatus further includes a colpotomy cup fixedly secured to the distal sleeve end, and a movable member extending distally from the distal shaft end. The movable member is configured to move relative to the shaft between a first state in which the movable member extends substantially along the first axis and a second state in which the movable member extends at least partially along a second axis transverse to the first axis for manipulating an anatomical structure.
    Type: Grant
    Filed: September 8, 2021
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Charles J. Scheib, Matthew Vargas, Clinton Denlinger
  • Patent number: 11957345
    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: December 19, 2022
    Date of Patent: April 16, 2024
    Assignee: Cilag GmbH International
    Inventors: Gary S. Jaworek, Robert L. Koch, Jr., Michael D. Auld
  • Patent number: 11950797
    Abstract: An end-effector and a surgical instrument are disclosed. The end-effector includes a clamp arm and an ultrasonic blade configured to acoustically couple to an ultrasonic transducer and to electrically couple to a pole of an electrical generator. The clamp arm includes a clamp jaw defining zones, a spring disposed in each of the zones, and a cantilever electrode configured to couple to an opposite pole of the electrical generator disposed along the zones and in contact with each of the springs to apply a variable spring bias along the length of the cantilever electrode. The cantilever electrode is fixed to the clamp jaw at a proximal end and free to deflect at a distal end. The spring bias force a spring in a zone is different from the spring bias force bias of another spring in another zone.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: April 9, 2024
    Assignee: Cilag GmbH International
    Inventor: Frederick E. Shelton, IV
  • Patent number: 11950776
    Abstract: A surgical instrument equipped with a coupler arrangement for coupling end effectors to an elongated shaft assembly of the surgical instrument. The end effectors may include a pair of jaws in the form of a carrier supporting a surgical staple cartridge and an anvil. The anvil is movable relative to the carrier in opening and closing directions. The end effector may include an articulation joint that facilitates pivotal travel of the carrier and anvil as a unit relative to the elongated shaft assembly in the same directions in which the anvil is opened and closed relative to the carrier.
    Type: Grant
    Filed: March 4, 2022
    Date of Patent: April 9, 2024
    Assignee: Cilag GmbH International
    Inventors: Chester O. Baxter, III, Frederick E. Shelton, IV
  • Patent number: 11950798
    Abstract: An ultrasonic surgical instrument that can be used in a robotic surgical system includes an end effector having an ultrasonic blade and a clamp arm pivotally secured relative to the ultrasonic blade. A shaft assembly extends proximally from the end effector and includes a tube, an acoustic waveguide received within the tube, and a sheath positioned between the acoustic waveguide and the tube to damp acoustic vibrations from the acoustic waveguide toward the tube. At least one sensor is positioned on at least one of the end effector or the sheath to measure a force applied at the end effector or the sheath as a measured force, respectively, and thereby provide real-time feedback of a non-clamping force applied against one of the ultrasonic blade or the clamp arm.
    Type: Grant
    Filed: October 22, 2020
    Date of Patent: April 9, 2024
    Assignee: Cilag GmbH International
    Inventors: Brian D. Black, Matthew T. Stone, Andrew T. Beckman, Charles J. Scheib
  • Patent number: 11950823
    Abstract: A surgical platform is disclosed. The surgical platform includes a component and a regional location tracking module configured to connect with an external device and receive geographic location data from the external device and implement geographic location specific functionality based on the geographic location data received from the external device.
    Type: Grant
    Filed: September 5, 2019
    Date of Patent: April 9, 2024
    Assignee: Cilag GmbH International
    Inventors: Ryan M. Asher, Joshua M. Henderson, Eitan T. Wiener, James M. Vachon