Patents by Inventor Kevin S. Sniffin
Kevin S. Sniffin 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).
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Patent number: 12029389Abstract: This disclosure relates to an articulation assembly configured for backlash compensation for use with surgical devices. The articulation assembly includes an articulation lever assembly configured to reduce axial backlash. The articulation assembly further includes an articulation joint configured to reduce lateral backlash.Type: GrantFiled: January 20, 2021Date of Patent: July 9, 2024Assignee: COVIDIEN LPInventors: Gregory W. Fischvogt, Kevin S. Sniffin, David A. Nicholas
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Publication number: 20230346378Abstract: A surgical robotic system for use in a minimally invasive surgical procedure includes a trocar for facilitating passage of a surgical instrument into a body cavity, and a reloading module configured to couple to a head of the trocar. The reloading module defines a channel that is coaxial with a channel of the trocar and includes a cartridge storing a plurality of surgical implants. The reloading module allows for an expedited loading of the surgical implants thereof onto an end effector of a surgical instrument.Type: ApplicationFiled: March 2, 2023Publication date: November 2, 2023Inventors: Gregory W. Fischvogt, Kevin S. Sniffin, Jonathan D. Thomas
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Patent number: 11779326Abstract: A needle for use with an endoscopic stitching device includes a first end portion that is movable relative to a second end portion to allow the needle to convert from a first, mis-aligned orientation to a second, aligned orientation, thereby allowing the length of the needle in the aligned orientation to exceed the height of an end effector.Type: GrantFiled: May 29, 2020Date of Patent: October 10, 2023Assignee: Covidien LPInventors: Kevin S. Sniffin, Eric J. Taylor, Gregory W. Fischvogt, Russell Pribanic, Mark A. Russo
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Patent number: 11779328Abstract: Shipping wedges for installing end effectors onto an endoscopic assembly of a surgical tack applier are provided. In aspects, a shipping wedge includes an elongate body extending along a longitudinal axis and defining a channel therethrough, and an arm disposed within a slot defined in a side wall of the elongate body. The arm includes a first end coupled to the side wall and a second end that is movable laterally with respect to the side wall. In aspects, a shipping wedge includes an elongate body extending along a longitudinal axis and defining a channel therethrough. A proximal portion of the elongate body includes a first arm extending proximally from a distal portion of the elongate body and a locking tab extending laterally into the channel of the elongate body.Type: GrantFiled: March 18, 2022Date of Patent: October 10, 2023Assignee: Covidien LPInventors: Justin Williams, David M. Farascioni, Jin Yong, John W. Beardsley, Joseph Leveillee, Stanislaw Kostrzewski, Michael J. Kolb, Kevin S. Sniffin, Mark A. Russo, Brian S. Laird
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Publication number: 20220202415Abstract: Shipping wedges for installing end effectors onto an endoscopic assembly of a surgical tack applier are provided. In aspects, a shipping wedge includes an elongate body extending along a longitudinal axis and defining a channel therethrough, and an arm disposed within a slot defined in a side wall of the elongate body. The arm includes a first end coupled to the side wall and a second end that is movable laterally with respect to the side wall. In aspects, a shipping wedge includes an elongate body extending along a longitudinal axis and defining a channel therethrough. A proximal portion of the elongate body includes a first arm extending proximally from a distal portion of the elongate body and a locking tab extending laterally into the channel of the elongate body.Type: ApplicationFiled: March 18, 2022Publication date: June 30, 2022Inventors: Justin Williams, David M. Farascioni, Jin Yong, John W. Beardsley, Joseph Leveillee, Stanislaw Kostrzewski, Michael J. Kolb, Kevin S. Sniffin, Mark A. Russo, Brian S. Laird
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Patent number: 11298126Abstract: Shipping wedges for installing end effectors onto an endoscopic assembly of a surgical tack applier are provided. In aspects, a shipping wedge includes an elongate body extending along a longitudinal axis and defining a channel therethrough, and an arm disposed within a slot defined in a side wall of the elongate body. The arm includes a first end coupled to the side wall and a second end that is movable laterally with respect to the side wall. In aspects, a shipping wedge includes an elongate body extending along a longitudinal axis and defining a channel therethrough. A proximal portion of the elongate body includes a first arm extending proximally from a distal portion of the elongate body and a locking tab extending laterally into the channel of the elongate body.Type: GrantFiled: February 19, 2019Date of Patent: April 12, 2022Assignee: COVIDIEN LPInventors: Justin Williams, David M. Farascioni, Jin Yong, John W. Beardsley, Joseph Leveillee, Stanislaw Kostrzewski, Michael J. Kolb, Kevin S. Sniffin, Mark A. Russo, Brian S. Laird
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Publication number: 20220022866Abstract: A surgical device includes a cartridge alignment mechanism that loads a cartridge onto an engagement portion without having to place the cartridge in proper orientation with the engagement portion.Type: ApplicationFiled: May 25, 2021Publication date: January 27, 2022Inventors: Kevin S. Sniffin, Brian S. Laird, Gregory W. Fischvogt, Rebecca H. Cutler, Russell V. Pribanic
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Publication number: 20210378664Abstract: A surgical device is provided and includes a handle housing, an endoscopic assembly, and a follower assembly. The endoscopic assembly extends distally from the handle housing and includes an inner tube defining a longitudinal axis. The inner tube includes a distal portion defining a pair of opposed tines. The endoscopic assembly is configured to support a plurality of anchors at least partially therein. The follower assembly is disposed at least partially within the inner tube at a location proximal of the plurality of anchors, and includes a head and a shaft. A portion of the head is disposed between the pair of opposed tines. Actuation of the endoscopic surgical device causes rotation of the inner tube about the longitudinal axis relative to the handle housing, and causes distal advancement of the follower assembly relative to the inner tube.Type: ApplicationFiled: August 20, 2021Publication date: December 9, 2021Inventors: Kayla N. Cloutier, Jin Yong, Michael J. Kolb, Kevin S. Sniffin
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Publication number: 20210298576Abstract: This disclosure relates to an articulation assembly configured for backlash compensation for use with surgical devices. The articulation assembly includes an articulation lever assembly configured to reduce axial backlash. The articulation assembly further includes an articulation joint configured to reduce lateral backlash.Type: ApplicationFiled: January 20, 2021Publication date: September 30, 2021Inventors: Gregory W. Fischvogt, Kevin S. Sniffin, David A. Nicholas
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Patent number: 11116500Abstract: A surgical device is provided and includes a handle housing, an endoscopic assembly, and a follower assembly. The endoscopic assembly extends distally from the handle housing and includes an inner tube defining a longitudinal axis. The inner tube includes a distal portion defining a pair of opposed tines. The endoscopic assembly is configured to support a plurality of anchors at least partially therein. The follower assembly is disposed at least partially within the inner tube at a location proximal of the plurality of anchors, and includes a head and a shaft. A portion of the head is disposed between the pair of opposed tines. Actuation of the endoscopic surgical device causes rotation of the inner tube about the longitudinal axis relative to the handle housing, and causes distal advancement of the follower assembly relative to the inner tube.Type: GrantFiled: March 28, 2019Date of Patent: September 14, 2021Assignee: COVIDIEN LPInventors: Kayla N. Cloutier, Jin Yong, Michael J. Kolb, Kevin S. Sniffin
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Publication number: 20210259669Abstract: An elongate assembly for use with an endoscopic surgical device including manual, mechanical and/or electromechanical surgical tack appliers, surgical clip appliers, surgical staplers, surgical stitching devices and the like, has an elongate assembly including a selectively adjustable telescopic shaft. The telescopic shaft is transitionable between an extended configuration and a retracted configuration, in which, the entire telescopic shaft is disposed within a handle assembly of the endoscopic surgical device.Type: ApplicationFiled: December 23, 2020Publication date: August 26, 2021Inventors: Douglas M. Pattison, Kevin S. Sniffin
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Publication number: 20210113203Abstract: An end effector for a suturing and grasping device includes a stationary jaw member, a suturing jaw member, and a grasping jaw member. The suturing jaw member is selectively movable relative to the stationary jaw member to drive a suturing needle between the suturing jaw member and the stationary jaw member. The grasping jaw member is selectively movable relative to the stationary jaw member to grasp tissue between the stationary jaw member and the grasping jaw member.Type: ApplicationFiled: December 24, 2020Publication date: April 22, 2021Inventors: Danyel J. Racenet, Kevin S. Sniffin
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Patent number: 10905411Abstract: An end effector for a suturing and grasping device includes a stationary jaw member, a suturing jaw member, and a grasping jaw member. The suturing jaw member is selectively movable relative to the stationary jaw member to drive a suturing needle between the suturing jaw member and the stationary jaw member. The grasping jaw member is selectively movable relative to the stationary jaw member to grasp tissue between the stationary jaw member and the grasping jaw member.Type: GrantFiled: September 10, 2018Date of Patent: February 2, 2021Assignee: COVIDIEN LPInventors: Danyel J. Racenet, Kevin S. Sniffin
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Patent number: 10835341Abstract: A handle assembly for use with a surgical instrument includes a housing defining a contact wall, a movable handle, a plunger, a linkage, and a feedback mechanism. The plunger is disposed at least partially within the housing and defines a longitudinal axis. The linkage interconnects the movable handle with the plunger such that actuation of the movable handle results in longitudinal translation of the plunger relative to the housing. The feedback mechanism is configured to provide audible feedback to a user, and includes an indicator snap wire and a track defined by a wall of the housing. The snap wire is configured to move along the track in response to longitudinal translation of the plunger. The snap wire is configured to engage the contact wall of the housing to create a sound that is audible to a user when the movable handle has been actuated a predetermined amount.Type: GrantFiled: July 23, 2018Date of Patent: November 17, 2020Assignee: COVIDIEN LPInventors: Jacob C. Baril, Brian J. Creston, Kevin S. Sniffin, Thomas A. Zammataro, Matthew A. Dinino
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Publication number: 20200289111Abstract: A needle for use with an endoscopic stitching device includes a first end portion that is movable relative to a second end portion to allow the needle to convert from a first, mis-aligned orientation to a second, aligned orientation, thereby allowing the length of the needle in the aligned orientation to exceed the height of an end effector.Type: ApplicationFiled: May 29, 2020Publication date: September 17, 2020Inventors: Kevin S. Sniffin, Eric J. Taylor, Gregory W. Fischvogt, Russell Pribanic, Mark A. Russo
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Publication number: 20200000460Abstract: A surgical device is provided and includes a handle housing, an endoscopic assembly, and a follower assembly. The endoscopic assembly extends distally from the handle housing and includes an inner tube defining a longitudinal axis. The inner tube includes a distal portion defining a pair of opposed tines. The endoscopic assembly is configured to support a plurality of anchors at least partially therein. The follower assembly is disposed at least partially within the inner tube at a location proximal of the plurality of anchors, and includes a head and a shaft. A portion of the head is disposed between the pair of opposed tines. Actuation of the endoscopic surgical device causes rotation of the inner tube about the longitudinal axis relative to the handle housing, and causes distal advancement of the follower assembly relative to the inner tube.Type: ApplicationFiled: March 28, 2019Publication date: January 2, 2020Inventors: Kayla N. Cloutier, Jin Yong, Michael J. Kolb, Kevin S. Sniffin
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Publication number: 20190336126Abstract: Shipping wedges for installing end effectors onto an endoscopic assembly of a surgical tack applier are provided. In aspects, a shipping wedge includes an elongate body extending along a longitudinal axis and defining a channel therethrough, and an arm disposed within a slot defined in a side wall of the elongate body. The arm includes a first end coupled to the side wall and a second end that is movable laterally with respect to the side wall. In aspects, a shipping wedge includes an elongate body extending along a longitudinal axis and defining a channel therethrough. A proximal portion of the elongate body includes a first arm extending proximally from a distal portion of the elongate body and a locking tab extending laterally into the channel of the elongate body.Type: ApplicationFiled: February 19, 2019Publication date: November 7, 2019Inventors: Justin Williams, David M. Farascioni, Jin Yong, John W. Beardsley, Joseph Leveillee, Stanislaw Kostrzewski, Michael J. Kolb, Kevin S. Sniffin, Mark A. Russo, Brian S. Laird
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Publication number: 20190133571Abstract: An end effector for a suturing and grasping device includes a stationary jaw member, a suturing jaw member, and a grasping jaw member. The suturing jaw member is selectively movable relative to the stationary jaw member to drive a suturing needle between the suturing jaw member and the stationary jaw member. The grasping jaw member is selectively movable relative to the stationary jaw member to grasp tissue between the stationary jaw member and the grasping jaw member.Type: ApplicationFiled: September 10, 2018Publication date: May 9, 2019Inventors: Danyel J. Racenet, Kevin S. Sniffin
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Publication number: 20190076210Abstract: A handle assembly for use with a surgical instrument includes a housing defining a contact wall, a movable handle, a plunger, a linkage, and a feedback mechanism. The plunger is disposed at least partially within the housing and defines a longitudinal axis. The linkage interconnects the movable handle with the plunger such that actuation of the movable handle results in longitudinal translation of the plunger relative to the housing. The feedback mechanism is configured to provide audible feedback to a user, and includes an indicator snap wire and a track defined by a wall of the housing. The snap wire is configured to move along the track in response to longitudinal translation of the plunger. The snap wire is configured to engage the contact wall of the housing to create a sound that is audible to a user when the movable handle has been actuated a predetermined amount.Type: ApplicationFiled: July 23, 2018Publication date: March 14, 2019Inventors: Jacob C. Baril, Brian J. Creston, Kevin S. Sniffin, Thomas A. Zammataro, Matthew A. Dinino