Patents by Inventor Matthew D. Cohen
Matthew D. Cohen 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: 9527221Abstract: A method is provided for forming a barbed medical device which includes the steps of providing a blank workpiece and forming at least one barb on the blank workpiece by applying vibrational energy to a tool and bringing the tool and the blank workpiece into contact with each other at an angle such that the tool cuts into the surface of the blank workpiece. A barbed medical device formed by this method is also provided.Type: GrantFiled: April 16, 2014Date of Patent: December 27, 2016Assignee: Covidien LPInventors: Nicholas Maiorino, Mark S. Buchter, Matthew D. Cohen, Michael Primavera, Timothy D. Kosa
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Patent number: 9498214Abstract: A surgical stapling apparatus includes a handle assembly and an elongate portion extending distally from the handle assembly. An end effector disposed adjacent a distal portion of the elongate portion includes an anvil assembly and a cartridge assembly, wherein at least one of the cartridge assembly and the anvil assembly is movable with respect to the other to move the end effector between an open configuration where the cartridge assembly and the anvil assembly are substantially spaced and a closed configuration where the cartridge assembly and the anvil assembly are closer together. The end effector also includes a clamping assembly including a first clamping surface deployable to extend laterally from the anvil assembly, and a second clamping surface deployable to extend laterally from the cartridge assembly such that, when deployed, the first and second clamping surfaces oppose one another when the cartridge assembly is in the closed position.Type: GrantFiled: October 7, 2013Date of Patent: November 22, 2016Assignee: Covidien LPInventors: Matthew D. Cohen, Jennifer Broom, Christina Rideout
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Patent number: 9492261Abstract: A hernia repair device includes a mesh configured to extend across a tissue defect and a plurality of filaments coupled to the mesh. The filaments are coupled to the mesh in proximity of an outer periphery thereof and extend from a central portion of the mesh. Each filament includes a plurality of barbs disposed along at least a portion of the length thereof. Each filament further includes a needle disposed at a free end thereof.Type: GrantFiled: October 1, 2012Date of Patent: November 15, 2016Assignee: Covidien LPInventors: Matthew D. Cohen, Michael Prescott
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Publication number: 20160183941Abstract: Barbed surgical sutures are prepared with a bioactive agent thereon. In embodiments, the bioactive agent may be an antimicrobial or clotting agent deposited within the angle formed by the barb and the suture body. Placement of the bioactive agent in the angle between the barb and suture body enhances the delivery of the bioactive agent to wound tissue at the point of contact.Type: ApplicationFiled: March 4, 2016Publication date: June 30, 2016Inventors: Joshua B. Stopek, Matthew D. Cohen
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Patent number: 9364215Abstract: The present disclosure provides a package for a medical device having a surface prepared for receiving a target agent and a port for permitting the passage of the target agent between the surface of the medical device contained therein.Type: GrantFiled: December 12, 2007Date of Patent: June 14, 2016Assignee: Covidien LPInventors: Joshua Stopek, Joseph Hotter, Matthew D. Cohen
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Patent number: 9307983Abstract: Barbed surgical sutures are prepared with a bioactive agent thereon. In embodiments, the bioactive agent may be an antimicrobial or clotting agent deposited within the angle formed by the barb and the suture body. Placement of the bioactive agent in the angle between the barb and suture body enhances the delivery of the bioactive agent to wound tissue at the point of contact.Type: GrantFiled: September 6, 2007Date of Patent: April 12, 2016Assignee: Covidien LPInventors: Joshua B. Stopek, Matthew D. Cohen
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Patent number: 9265595Abstract: A hernia repair device includes a surgical mesh configured to extend across a tissue defect and a plurality of filament loops coupled to the surgical mesh toward an outer periphery thereof. A tissue retracting member is slidably disposed about each of the filament loops. Each tissue retracting member is configured for slidable movement about the filament loop between a first position, wherein the tissue retracting member is spaced-apart from the surgical mesh, and a second position, wherein the tissue retracting member is positioned adjacent the surgical mesh to facilitate the retraction of tissue surrounding the tissue defect.Type: GrantFiled: October 1, 2012Date of Patent: February 23, 2016Assignee: Covidien LPInventor: Matthew D. Cohen
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Patent number: 9220492Abstract: A wound closure device includes an elongated body with proximal and distal ends having a plurality of through-holes along the length and defining a longitudinal axis with a plurality of surface features extending away from the axis. The proximal end is configured and dimensioned to pass through body tissue and thereafter be selectively passed through at least one of the plurality of through-holes such that at least one of the surface features also passes through the through-hole thereby forming a locked closed loop to secure body tissue held therein.Type: GrantFiled: January 10, 2013Date of Patent: December 29, 2015Assignee: Covidien LPInventors: Matthew D. Cohen, Michael Primavera
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Patent number: 9107660Abstract: A wound closure device includes an elongated body with proximal and distal ends having a plurality of through-holes along the length and defining a longitudinal axis with a plurality of surface features extending away from the axis. The proximal end is configured and dimensioned to pass through body tissue and thereafter be selectively passed through at least one of the plurality of through-holes such that at least one of the surface features also passes through the through-hole thereby forming a locked closed loop to secure body tissue held therein.Type: GrantFiled: January 10, 2013Date of Patent: August 18, 2015Assignee: Covidien LPInventors: Matthew D. Cohen, Michael Primavera
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Publication number: 20150209127Abstract: An implantable prosthesis for repairing or reinforcing a tissue or muscle wall defect is provided. The implantable prosthesis includes a first biocompatible structure having a tether attached thereto for maintaining stable deployment of the implantable prosthesis through an abdominal wall; a rigid reinforcement member positioned adjacent a bottom side of the first biocompatible structure, the rigid reinforcement member including an inner circumferential ring, a plurality of spoke elements, a plurality of openings, and a plurality of guide members molded thereon; a mesh structure positioned adjacent a bottom surface of the rigid reinforcement member, the mesh structure overlapping the inner circumferential ring of the rigid reinforcement member; a second biocompatible structure and an anti-adhesion barrier having a collagen coating positioned on a bottom surface of the second biocompatible structure.Type: ApplicationFiled: October 1, 2012Publication date: July 30, 2015Inventor: Matthew D. Cohen
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Publication number: 20150157437Abstract: A hernia repair device includes a mesh configured to extend across a tissue defect and a plurality of filaments coupled to the mesh. The filaments are coupled to the mesh in proximity of an outer periphery thereof and extend from a central portion of the mesh. Each filament includes a plurality of barbs disposed along at least a portion of the length thereof. Each filament further includes a needle disposed at a free end thereof.Type: ApplicationFiled: October 1, 2012Publication date: June 11, 2015Applicant: Covidien LPInventors: Matthew D. Cohen, Michael Prescott
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Patent number: 9050082Abstract: A compound barb medical device is provided which includes an elongated body having at least one barb formed along the length of the body, the barb defining an inner surface with a first portion disposed at a first orientation relative to a longitudinal axis of the elongated body, and a second portion disposed at a second orientation relative to the longitudinal axis. Optionally, the barb defines a third portion disposed at a third orientation relative to the longitudinal axis. A method for forming a compound barb on a medical device is also provided.Type: GrantFiled: April 21, 2014Date of Patent: June 9, 2015Assignee: Covidien LPInventors: Matthew D. Cohen, Nicholas Maiorino, Timothy D. Kosa, Mark S. Buchter, Michael Primavera
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Publication number: 20150133998Abstract: A compound barb medical device is provided which includes an elongated body having at least one barb formed along the length of the body, the barb defining an inner surface with a first portion disposed at a first orientation relative to a longitudinal axis of the elongated body, and a second portion disposed at a second orientation relative to the longitudinal axis. Optionally, the barb defines a third portion disposed at a third orientation relative to the longitudinal axis. A method for forming a compound barb on a medical device is also provided.Type: ApplicationFiled: January 8, 2015Publication date: May 14, 2015Inventors: Matthew D. Cohen, Nicholas Maiorino, Timothy D. Kosa, Mark S. Buchter, Michael Primavera
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Patent number: 8997978Abstract: The present disclosure provides a medical device package including a container for receiving a medical device having an area configured for storing at least one agent and a port for permitting the passage of a contact material between the outside the container and the area configured for storing the agent.Type: GrantFiled: August 20, 2009Date of Patent: April 7, 2015Assignee: Covidien LPInventors: Joshua B. Stopek, Matthew D. Cohen, Joseph Hotter, William Denman
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Publication number: 20150040534Abstract: Barbed medical devices include a crown interconnecting a pair of legs and at least one barb extending from each of the legs. The at least one barb may define an inner surface with a first portion disposed at a first orientation relative to a longitudinal axis of the leg, a second portion disposed at a second orientation relative to the longitudinal axis, and optionally, a third portion disposed at a third orientation relative to the longitudinal axis of the leg.Type: ApplicationFiled: October 15, 2014Publication date: February 12, 2015Inventors: Ahmad Robert Hadba, Gerald Hodgkinson, Seth Gleiman, Matthew D. Cohen, Nicholas Maiorino, Timothy D. Kosa, Mark S. Buchter, Michael Primavera
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Patent number: 8932329Abstract: A compound barb medical device includes a body portion and at least one barb extending therefrom. The at least one barb defines an inner surface. The inner surface includes a first portion disposed at a first orientation relative to a longitudinal axis of the body portion and a second portion disposed at a second orientation relative to the longitudinal axis. The at least one barb is made from a shape memory material which can be deformed into a temporary shape from a permanent shape. The barb projects from the body portion in a first position relative to the body portion when in the permanent shape and in a second position when in the temporary shape.Type: GrantFiled: April 25, 2013Date of Patent: January 13, 2015Assignee: Covidien LPInventors: Ahmad Robert Hadba, Gerald Hodgkinson, Seth Gleiman, Matthew D. Cohen, Nicholas Maiorino, Timothy D. Kosa, Mark S. Buchter, Michael Primavera
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Patent number: 8888810Abstract: Barbed medical devices include a crown interconnecting a pair of legs and at least one barb extending from each of the legs. The at least one barb may define an inner surface with a first portion disposed at a first orientation relative to a longitudinal axis of the leg, a second portion disposed at a second orientation relative to the longitudinal axis, and optionally, a third portion disposed at a third orientation relative to the longitudinal axis of the leg.Type: GrantFiled: March 18, 2010Date of Patent: November 18, 2014Assignee: Covidien LPInventors: Ahmad Robert Hadba, Gerald Hodgkinson, Seth Gleiman, Matthew D. Cohen, Nicholas Maiorino, Timothy D. Kosa, Mark S. Buchter, Michael Primavera
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Publication number: 20140236228Abstract: An anvil assembly comprising an anvil shaft and an anvil head, the anvil head having anvil depressions for forming surgical staples. The anvil head is mounted to the anvil shaft and the anvil shaft has a longitudinal axis and first and second spaced apart elongated projections attached to the anvil shaft and extending therefrom. The projections are configured and dimensioned to retain a purse string suture.Type: ApplicationFiled: April 30, 2014Publication date: August 21, 2014Applicant: Covidien LPInventors: Thomas Wenchell, Matthew D. Cohen
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Publication number: 20140224094Abstract: A compound barb medical device is provided which includes an elongated body having at least one barb formed along the length of the body, the barb defining an inner surface with a first portion disposed at a first orientation relative to a longitudinal axis of the elongated body, and a second portion disposed at a second orientation relative to the longitudinal axis. Optionally, the barb defines a third portion disposed at a third orientation relative to the longitudinal axis. A method for forming a compound barb on a medical device is also provided.Type: ApplicationFiled: April 21, 2014Publication date: August 14, 2014Applicant: Covidien LPInventors: Matthew D. Cohen, Nicholas Maiorino, Timothy D. Kosa, Mark S. Buchter, Michael Primavera
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Publication number: 20140224095Abstract: A method is provided for forming a barbed medical device which includes the steps of providing a blank workpiece and forming at least one barb on the blank workpiece by applying vibrational energy to a tool and bringing the tool and the blank workpiece into contact with each other at an angle such that the tool cuts into the surface of the blank workpiece. A barbed medical device formed by this method is also provided.Type: ApplicationFiled: April 16, 2014Publication date: August 14, 2014Applicant: Covidien LPInventors: Nicholas Maiorino, Mark S. Buchter, Matthew D. Cohen, Michael Primavera, Timothy D. Kosa