Patents by Inventor Matthew Chowaniec

Matthew Chowaniec 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: 20200254276
    Abstract: A fastener applicator includes a body portion including a handle assembly, a cartridge assembly supported within the body portion, the cartridge assembly including implantable fasteners, a drive assembly supported within the body portion and operatively coupled to the cartridge assembly to engage the implantable fasteners, and an actuation assembly supported within the handle assembly and operatively coupled to the drive assembly to fire a distal-most implantable fastener upon actuation of the actuation assembly. At least one of the implantable fasteners includes a body including a tissue facing surface, a tissue penetrating portion extending from the body, and a capsule affixed to the tissue facing surface of the body, the capsule including radioactive material.
    Type: Application
    Filed: April 29, 2020
    Publication date: August 13, 2020
    Inventors: Stanislaw Kostrzewski, Gerald Hodgkinson, Lee A. Olson, Russell Pribanic, Matthew Chowaniec, Robert Pedros, Thomas Campanelli, David Nicholas
  • Patent number: 10709901
    Abstract: A fastener applicator includes a body portion including a handle assembly, a cartridge assembly supported within the body portion, the cartridge assembly including implantable fasteners, a drive assembly supported within the body portion and operatively coupled to the cartridge assembly to engage the implantable fasteners, and an actuation assembly supported within the handle assembly and operatively coupled to the drive assembly to fire a distal-most implantable fastener upon actuation of the actuation assembly. At least one of the implantable fasteners includes a body including a tissue facing surface, a tissue penetrating portion extending from the body, and a capsule affixed to the tissue facing surface of the body, the capsule including radioactive material.
    Type: Grant
    Filed: December 8, 2017
    Date of Patent: July 14, 2020
    Assignee: Covidien LP
    Inventors: Stanislaw Kostrzewski, Gerald Hodgkinson, Lee Ann Olson, Russell Pribanic, Matthew Chowaniec, Robert Pedros, Thomas Campanelli, David Nicholas
  • Publication number: 20200163670
    Abstract: A surgical device includes a handle assembly including a controller and a first electrical connector. The surgical device also includes an adapter assembly having: a tubular housing having a proximal end portion configured to couple to the handle assembly, and a distal end portion; a second electrical connector disposed at the proximal end portion and configured to couple to the first electrical connector; an electrical contact assembly disposed at the distal end portion; and a wire harness disposed within the tubular housing and interconnecting the second electrical connector and the electrical contact assembly. The surgical device also includes a surgical end effector configured to couple to the distal end portion of the adapter assembly, the surgical end effector includes an electrical contact configured to couple to the electrical contact assembly.
    Type: Application
    Filed: October 31, 2019
    Publication date: May 28, 2020
    Inventors: David Chowaniec, Ethan Collins (Deceased), Pawel Abramek, Ryan Williams, Matthew Chowaniec
  • Publication number: 20200163730
    Abstract: A robotic surgical system includes at least one robot arm, at least one instrument, and a plurality of drive motors configured to drive the at least one robot arm and at least one instrument. The system also includes a laparoscopic port having a plurality of fiducials, a sensor configured to detect the plurality of fiducials, and a controller configured to control the plurality of drive motors. The controller includes a processor that determines a current distance between each fiducial among the plurality of fiducials, determines a location of the laparoscopic port based on the distance between each fiducial, determines a position of the at least one robot arm and the at least one instrument relative to the location of the laparoscopic port, and controls the plurality of drive motors to align the at least one robot arm or the at least one instrument with the laparoscopic port.
    Type: Application
    Filed: May 7, 2018
    Publication date: May 28, 2020
    Inventors: Matthew Chowaniec, Xingrui Chen
  • Patent number: 10660724
    Abstract: A jaw assembly including first and second jaw members configured to clamp tissue therebetween. The first jaw member includes a surface opposing a surface of the second jaw member, a light source, and a light detector. The light source is configured to emit light from an opening defined in the surface of the first jaw member. The light detector is disposed within the opening and is configured to sense properties of light reflected off tissue clamped between the first and second jaw members and to generate signals indicative of the sensed properties of light. A processor is operatively associated with the light detector and is configured to receive the signals from the light detector. The processor is also configured to analyze the signals to determine an attribute of tissue clamped between the first and second jaw members and to provide feedback to a user of the attribute of the tissue.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: May 26, 2020
    Assignee: COVIDIEN LP
    Inventors: Elizabeth Hufnagel, Xingrui Chen, Matthew Chowaniec, Peter T. Collings, Paul D. Richard, Michael A. Zemlok
  • Publication number: 20200155152
    Abstract: The present disclosure provides a powered surgical instrument including a housing defining an inner cavity therein; at least one internal component disposed within the housing; and potting material injected into the inner cavity encapsulating at least a portion of the at least one internal component.
    Type: Application
    Filed: January 27, 2020
    Publication date: May 21, 2020
    Inventors: Matthew Chowaniec, Xingrui Chen, Michael Zemlok
  • Patent number: 10603128
    Abstract: A hand-held electromechanical surgical device configured to selectively connect with a surgical accessory, is provided and includes a handle assembly having a power pack with a core assembly. The core assembly includes a plurality of motors, with each motor having a rotatable drive shaft extending therefrom, wherein each drive shaft is parallel to one another; a processor connected to and configured to control each motor; and a battery electrically connected to the processor and each motor. The power pack includes an inner housing encasing at least the plurality of motors, the processor, and the battery. The handle assembly includes an outer shell housing configured to selectively encase substantially the entire power pack therein, wherein a rotation from each rotatable drive shaft of each motor is transmitted through the inner housing and the outer shell housing.
    Type: Grant
    Filed: September 24, 2015
    Date of Patent: March 31, 2020
    Assignee: COVIDIEN LP
    Inventors: Earl M. Zergiebel, Matthew Chowaniec
  • Publication number: 20200038021
    Abstract: An adapter assembly includes a switch actuator, an actuation bar, and a latch. The switch actuator is movable between a proximal position, in which the switch actuator actuates a switch, and a distal position. The latch is movable between a first position, in which the latch permits proximal movement of the switch actuator, and a second position, in which the latch prevents proximal movement of the switch actuator. The latch is configured to move from the first position toward the second position in response to the actuation bar moving toward a proximal position.
    Type: Application
    Filed: September 27, 2019
    Publication date: February 6, 2020
    Inventors: Elizabeth Contini, Kelly Valentine, Thomas Wingardner, David McCuen, Matthew Chowaniec, John Beardsley, Russell Pribanic, Xingrui Chen, Christopher Switalski
  • Patent number: 10542978
    Abstract: The present disclosure provides a powered surgical instrument including a housing defining an inner cavity therein; at least one internal component disposed within the housing; and potting material injected into the inner cavity encapsulating at least a portion of the at least one internal component.
    Type: Grant
    Filed: May 27, 2011
    Date of Patent: January 28, 2020
    Assignee: Covidien LP
    Inventors: Matthew Chowaniec, Xingrui Chen, Michael Zemlok
  • Publication number: 20200015820
    Abstract: A handheld electromechanical surgical device includes a non-sterile power-pack having a drive component(s) including a rotatable drive shaft extending therefrom, a main processor configured to control each drive component, a battery configured to power each drive component, an electrical receptacle, and a control interface(s) configured to control a functionality of the drive component. A sterile outer shell housing is configured to removably encase the power-pack to define a sterile barrier thus enabling use in a surgical environment without breaking sterility. The outer shell housing includes a coupler configured to transmit a rotation from the rotatable drive shaft through the outer shell housing, a control button(s) operatively positioned such that actuation of the control button actuates the control interface, and a pass-through connector configured to transmit electrical communications from the electrical receptacle through the outer shell housing.
    Type: Application
    Filed: September 27, 2019
    Publication date: January 16, 2020
    Inventors: Elizabeth Contini, Kelly Valentine, Thomas Wingardner, David McCuen, Matthew Chowaniec, John Beardsley, Russell Pribanic, Xingrui Chen
  • Publication number: 20200015833
    Abstract: A surgical instrument includes an outer housing shell defining a cavity, the outer housing shell defining an upper outer housing half and a lower outer housing half, wherein the upper outer housing half defines a longitudinal axis and an instrument module selectively insertable into the cavity of the outer housing shell. The instrument module includes an inner housing shell, at least one motor disposed within the inner housing shell, a control board being in electrical communication with the at least one motor and an energy source being in electrical communication with the at least one motor and the control board. The instrument module is inserted into the cavity of the outer housing shell in such a manner that the operative axis of the at least one motor is substantially parallel to the longitudinal axis of the upper outer housing half.
    Type: Application
    Filed: September 25, 2019
    Publication date: January 16, 2020
    Inventors: John Beardsley, Matthew Chowaniec, Russell Pribanic
  • Patent number: 10470767
    Abstract: An end effector includes first and second jaws, first and second buttresses, and an ultrasonic blade. The first jaw includes a fastener cartridge having a first tissue contacting surface and a plurality of fasteners arranged in rows parallel to a longitudinal axis of the first jaw. The first buttress is attached to the first tissue contacting surface and the second buttress is attached to a second tissue contracting surface of the second jaw. The first and second jaws are movable relative to one another and are configured to grasp tissue therebetween. The ultrasonic is activatable to weld the first buttress to the second buttress and to subsequently cut the welded first and second buttresses and tissue grasped between the first and second jaws.
    Type: Grant
    Filed: February 10, 2015
    Date of Patent: November 12, 2019
    Assignee: Covidien LP
    Inventors: Seth Gleiman, Anthony Ceniccola, Anne Nelson, Matthew Chowaniec, David Racenet, Jeffrey Schmitt, Gerald Hodgkinson, Joshua Snow
  • Patent number: 10426466
    Abstract: An adapter assembly includes a switch actuator, an actuation bar, and a latch. The switch actuator is movable between a proximal position, in which the switch actuator actuates a switch, and a distal position. The latch is movable between a first position, in which the latch permits proximal movement of the switch actuator, and a second position, in which the latch prevents proximal movement of the switch actuator. The latch is configured to move from the first position toward the second position in response to the actuation bar moving toward a proximal position.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: October 1, 2019
    Assignee: Covidien LP
    Inventors: Elizabeth Contini, Kelly Valentine, Thomas Wingardner, David McCuen, Matthew Chowaniec, John Beardsley, Russell Pribanic, Xingrui Chen, Christopher Switalski
  • Patent number: 10426503
    Abstract: A surgical instrument includes an outer housing shell defining a cavity, the outer housing shell defining an upper outer housing half and a lower outer housing half, wherein the upper outer housing half defines a longitudinal axis and an instrument module selectively insertable into the cavity of the outer housing shell. The instrument module includes an inner housing shell, at least one motor disposed within the inner housing shell, a control board being in electrical communication with the at least one motor and an energy source being in electrical communication with the at least one motor and the control board. The instrument module is inserted into the cavity of the outer housing shell in such a manner that the operative axis of the at least one motor is substantially parallel to the longitudinal axis of the upper outer housing half.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: October 1, 2019
    Assignee: Covidien LP
    Inventors: John Beardsley, Matthew Chowaniec, Russell Pribanic
  • Patent number: 10426468
    Abstract: A handheld electromechanical surgical device includes a non-sterile power-pack having a drive component(s) including a rotatable drive shaft extending therefrom, a main processor configured to control each drive component, a battery configured to power each drive component, an electrical receptacle, and a control interface(s) configured to control a functionality of the drive component. A sterile outer shell housing is configured to removably encase the power-pack to define a sterile barrier thus enabling use in a surgical environment without breaking sterility. The outer shell housing includes a coupler configured to transmit a rotation from the rotatable drive shaft through the outer shell housing, a control button(s) operatively positioned such that actuation of the control button actuates the control interface, and a pass-through connector configured to transmit electrical communications from the electrical receptacle through the outer shell housing.
    Type: Grant
    Filed: April 12, 2016
    Date of Patent: October 1, 2019
    Assignee: Covidien LP
    Inventors: Elizabeth Contini, Kelly Valentine, Thomas Wingardner, David McCuen, Matthew Chowaniec, John Beardsley, Russell Pribanic, Xingrui Chen
  • Patent number: 10420577
    Abstract: A surgical instrument is provided. The surgical instrument includes: a test end effector including a test jaw assembly having a pair of jaws configured to clamp about tissue and at least one sensor configured to measure at least one tissue property; and a handle assembly configured to couple to the treatment end effector. The handle assembly includes: a drive assembly; a motor operatively coupled to the drive assembly; and a controller operatively coupled to the motor, the controller configured to control operation of the motor to actuate the test end effector to measure the at least one tissue property and to determine, based on the at least one tissue property, at least one suitable treatment end effector.
    Type: Grant
    Filed: December 10, 2014
    Date of Patent: September 24, 2019
    Assignee: Covidien LP
    Inventors: David Chowaniec, Matthew Chowaniec
  • Publication number: 20190274683
    Abstract: An adapter assembly includes an elongated body, a circuit assembly, and an annular member. The elongated body includes a proximal portion configured to couple to a handle assembly, and a distal portion configured to couple to a surgical loading unit. The circuit assembly is disposed within the distal portion of the elongated body and configured to be in communication with a handle assembly. The annular member is rotatably disposed within the distal portion of the elongated body and includes an electrical contact. The annular member is rotatable between a first orientation, in which the electrical contact of the annular member is electrically isolated from the circuit assembly, and a second orientation, in which the electrical contact of the annular member is electrically connected to the circuit assembly.
    Type: Application
    Filed: May 29, 2019
    Publication date: September 12, 2019
    Inventors: Matthew Chowaniec, David Chowaniec
  • Publication number: 20190274684
    Abstract: An adapter assembly includes an elongated body, a circuit assembly, and an annular member. The elongated body includes a proximal portion configured to couple to a handle assembly, and a distal portion configured to couple to a surgical loading unit. The circuit assembly is disposed within the distal portion of the elongated body and configured to be in communication with a handle assembly. The annular member is rotatably disposed within the distal portion of the elongated body and includes an electrical contact. The annular member is rotatable between a first orientation, in which the electrical contact of the annular member is electrically isolated from the circuit assembly, and a second orientation, in which the electrical contact of the annular member is electrically connected to the circuit assembly.
    Type: Application
    Filed: May 29, 2019
    Publication date: September 12, 2019
    Inventors: Matthew Chowaniec, David Chowaniec
  • Publication number: 20190216480
    Abstract: A hand-held electromechanical surgical device is configured to selectively connect with a surgical accessory. The surgical device includes a power-pack, an outer shell housing, and a gasket. The power-pack is configured to selectively control a surgical accessory. The outer shell housing includes a distal half-section and a proximal half-section, the distal half-section and the proximal half-section together defining a cavity configured to selectively encase substantially the entire power-pack therein. The gasket is located between the distal half-section and the proximal half-section of the outer shell housing. The gasket is configured to create a seal between the distal half-section and the proximal half-section and to provide a sterile barrier between the power-pack and an outside environment outside the outer shell housing.
    Type: Application
    Filed: March 28, 2019
    Publication date: July 18, 2019
    Inventors: John Beardsley, Matthew Chowaniec, Russell Pribanic, Paul Rinaldi
  • Patent number: 10314579
    Abstract: An adapter assembly includes an elongated body, a circuit assembly, and an annular member. The elongated body includes a proximal portion configured to couple to a handle assembly, and a distal portion configured to couple to a surgical loading unit. The circuit assembly is disposed within the distal portion of the elongated body and configured to be in communication with a handle assembly. The annular member is rotatably disposed within the distal portion of the elongated body and includes an electrical contact. The annular member is rotatable between a first orientation, in which the electrical contact of the annular member is electrically isolated from the circuit assembly, and a second orientation, in which the electrical contact of the annular member is electrically connected to the circuit assembly.
    Type: Grant
    Filed: December 14, 2016
    Date of Patent: June 11, 2019
    Assignee: Covidien LP
    Inventors: Matthew Chowaniec, David Chowaniec