Patents by Inventor Gerald Hodgkinson
Gerald Hodgkinson 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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Publication number: 20140318684Abstract: A surgical stapling instrument includes a staple cartridge assembly having a plurality of rows of staple receiving slots and an anvil assembly having a plurality of rows of staple forming recesses. The staple cartridge assembly, the anvil assembly, or both have one or more attachment members overmolded thereon. A staple line reinforcement material is attached to the attachment members.Type: ApplicationFiled: July 15, 2014Publication date: October 30, 2014Inventors: GERALD HODGKINSON, RICHARD STEVENSON, JENNIFER WHIFFEN
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Patent number: 8870050Abstract: A staple cartridge for use with a surgical stapling apparatus includes a cartridge body, a plurality of staples disposed within the cartridge body, a tissue contacting surface on the cartridge body defining staple retaining slots dimensioned to releasably retain a staple, and a buttress material including at least one weld joining the buttress material to the tissue contacting surface of the cartridge body. The at least one weld is positioned to at least partially overlie a staple retaining slot.Type: GrantFiled: November 8, 2013Date of Patent: October 28, 2014Assignee: Covidien LPInventor: Gerald Hodgkinson
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Patent number: 8820606Abstract: An end effector for use with a surgical stapler comprising a staple cartridge having a tissue contacting surface, a first side surface, and a second side surface opposite the first side surface, an anvil plate having a tissue contacting surface, a first side surface, and a second side surface opposite the first side surface, wherein the first and second side surfaces of each of the staple cartridge and anvil plate have overmolded zones, a buttress releasably disposed on the tissue contacting surfaces of each of the staple cartridge and the anvil plate, and a pair of sutures wherein each suture is bonded to the respective overmolded zones of the first and second side surfaces configured to retain the respective buttress atop the respective tissue contacting surfaces.Type: GrantFiled: February 24, 2012Date of Patent: September 2, 2014Assignee: Covidien LPInventor: Gerald Hodgkinson
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Publication number: 20140239047Abstract: A loading unit for use with a surgical stapling apparatus including a tool assembly and a surgical buttress. The tool assembly includes: a cartridge assembly including a staple cartridge having a tissue facing surface, staple retaining pockets having a plurality of surgical fasteners therein, and a knife slot; and an anvil assembly including an anvil plate having a tissue facing surface defining staple forming pockets and a knife slot. The surgical buttress is attached to the tissue facing surface of at least one of the cartridge assembly or the anvil assembly, and conforms to the tissue facing surface such that the surgical buttress is deformed locally into the staple retaining pockets and the knife slot of the cartridge assembly or the staple forming pockets and the knife slot of the anvil assembly to which the surgical buttress is attached.Type: ApplicationFiled: February 4, 2014Publication date: August 28, 2014Applicant: Covidien LPInventors: Gerald Hodgkinson, Paul A. Scirica
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Publication number: 20140114350Abstract: Biocompatible wound closure devices including an elongate body and a plug member are useful for wound repair.Type: ApplicationFiled: December 31, 2013Publication date: April 24, 2014Applicant: Covidien LPInventors: Timothy Sargeant, Gregory Fischvogt, Michael Bettuchi, Gerald Hodgkinson, Joshua Stopek, Arpan Desai, Atu Agawu, Saumya Banerjee
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Publication number: 20140114267Abstract: A medical device including a plasma-treated porous substrate that is functionalized to provide a hydrophilic surface, and a process for preparing such a medical device, are disclosed. The method includes plasma treating at least a portion of a surface of a porous substrate with a gas species selected from oxygen, nitrogen, argon, and combination thereof. The gas species is configured to functionalize the surface of the medical device and form a hydrophilic surface.Type: ApplicationFiled: July 31, 2013Publication date: April 24, 2014Applicant: Covidien LPInventor: Gerald Hodgkinson
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Patent number: 8679157Abstract: Barbed surgical sutures are provided which include an elongated body and a plurality of barbs extending therefrom. A bioactive agent is disposed within barb angles formed between the barbs and the elongated body. The barbs may be made from a shape memory polymer having a permanent shape which may be deformed to a temporary shape, such that barbs of the suture extend at different barb angles in the different shape configurations. The barb angles of the permanent shape may be greater than the barb angles of the temporary shape, thereby exposing and/or releasing a bioactive agent after placement in tissue.Type: GrantFiled: November 30, 2012Date of Patent: March 25, 2014Assignee: Covidien LPInventors: Joshua B. Stopek, Matthew D. Cohen, Ahmad Robert Hadba, Gerald Hodgkinson
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Publication number: 20140072872Abstract: A biodegradable battery is provided. The battery includes an anode comprising a material including an inner surface and an outer surface, wherein electrochemical oxidation of the anode material results in the formation of a reaction product that is substantially non-toxic and a cathode comprising a material including an inner surface and an outer surface, the inner surface of the cathode being in direct physical contact with the inner surface of the anode, wherein electrochemical reduction of the cathode material results in the formation of a reaction product that is substantially non-toxic, and wherein the cathode material presents a larger standard reduction potential than the anode material.Type: ApplicationFiled: November 12, 2013Publication date: March 13, 2014Applicant: Covidien LPInventors: Gerald Hodgkinson, William O. Powers, Ahmad Robert Hadba
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Publication number: 20140061281Abstract: A staple cartridge for use with a surgical stapling apparatus includes a cartridge body, a plurality of staples disposed within the cartridge body, a tissue contacting surface on the cartridge body defining staple retaining slots dimensioned to releasably retain a staple, and a buttress material including at least one weld joining the buttress material to the tissue contacting surface of the cartridge body. The at least one weld is positioned to at least partially overlie a staple retaining slot.Type: ApplicationFiled: November 8, 2013Publication date: March 6, 2014Applicant: Covidien LPInventor: Gerald Hodgkinson
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Publication number: 20140021242Abstract: An end effector for a surgical stapling apparatus is provided which includes an anvil assembly and a surgical buttress. The anvil assembly includes an anvil body and an anvil plate. The anvil plate includes a bottom surface that defines a plurality of staple forming pockets. The anvil body and the anvil plate are selectively connectable. The surgical buttress includes a buttress body and a plurality of arms extending from the body. The arms are disposable between a top surface of the anvil plate and a bottom surface of the anvil body to support the buttress body against the bottom surface of the anvil plate when the anvil plate and the anvil body are connected to one another.Type: ApplicationFiled: June 24, 2013Publication date: January 23, 2014Inventors: Gerald Hodgkinson, Timothy D. Ebner, Peter Hathaway
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Patent number: 8617206Abstract: Biocompatible wound closure devices including an elongate body and a plug member are useful for wound repair. A wound closure device includes an elongate body defining a longitudinal axis and having a proximal end and a distal end, and a plug member having a tissue facing surface and including a first shaped section and a second shaped section, each of the first and second shaped sections having an abutment surface. The first and second shaped sections are movable about a hinge between a collapsed position in which the abutment surfaces extend away from the longitudinal axis of the elongate body and a deployed position in which the abutment surfaces abut and are substantially aligned with the longitudinal axis of the elongate body, the abutment surfaces controlling a deployed angle of the tissue facing surface of the plug member with respect to the elongate body.Type: GrantFiled: October 4, 2010Date of Patent: December 31, 2013Assignee: Covidien LPInventors: Timothy Sargeant, Gregory Fischvogt, Michael Bettuchi, Gerald Hodgkinson, Joshua Stopek, Arpan Desai, Atu Agawu, Saumya Banerjee
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Patent number: 8584920Abstract: A staple cartridge for use with a surgical stapling apparatus includes a cartridge body, a plurality of staples disposed within the cartridge body, a tissue contacting surface on the cartridge body defining staple retaining slots dimensioned to releasably retain a staple, and a buttress material including at least one weld joining the buttress material to the tissue contacting surface of the cartridge body. The at least one weld is positioned to at least partially overlie a staple retaining slot.Type: GrantFiled: November 4, 2011Date of Patent: November 19, 2013Assignee: Covidien LPInventor: Gerald Hodgkinson
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Publication number: 20130277411Abstract: A surgical stapler instrument has surgical stapler jaws, at least one staple line reinforcement material, and a fastener including a hook and a loop. The hook can be disposed on one of the surgical stapler jaws and the loop can be disposed on the staple line reinforcement material. Alternatively, the hook can be disposed on the staple line reinforcement material and the look on one of the surgical stapler jaws.Type: ApplicationFiled: June 14, 2013Publication date: October 24, 2013Inventors: Gerald Hodgkinson, Sally Carter
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Publication number: 20130231702Abstract: 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: ApplicationFiled: April 25, 2013Publication date: September 5, 2013Applicant: 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: 20130221062Abstract: An end effector for use with a surgical stapler comprising a staple cartridge having a tissue contacting surface, a first side surface, and a second side surface opposite the first side surface, an anvil plate having a tissue contacting surface, a first side surface, and a second side surface opposite the first side surface, wherein the first and second side surfaces of each of the staple cartridge and anvil plate have overmolded zones, a buttress releasably disposed on the tissue contacting surfaces of each of the staple cartridge and the anvil plate, and a pair of sutures wherein each suture is bonded to the respective overmolded zones of the first and second side surfaces configured to retain the respective buttress atop the respective tissue contacting surfaces.Type: ApplicationFiled: February 24, 2012Publication date: August 29, 2013Applicant: Tyco Healthcare Group LPInventor: Gerald Hodgkinson
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Publication number: 20130153639Abstract: An apparatus for joining two hollow organ sections includes a staple cartridge component, an anvil component, a knife member, a buttress mount and a buttress member. The staple cartridge component includes a plurality of surgical staples in an annular array. The anvil component is movable relative to the staple cartridge component between spaced apart and approximated positions to adjustably clamp tissue. The knife member is movable relative to the staple cartridge component. The buttress mount is concentrically disposed at least partially within the lumen of the knife member. The buttress mount includes a plurality of spokes radially extending outward and a plurality of legs detachably secured with an inner wall of the knife member. The buttress member is secured with the plurality of spokes of the buttress mount. The buttress member is concentrically aligned with the plurality of surgical staples.Type: ApplicationFiled: December 14, 2011Publication date: June 20, 2013Inventors: Gerald Hodgkinson, Paul A. Scirica, Sally Carter, Richard P. Stevenson, Arthur Hislop, Thomas Casasanta, JR.
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Publication number: 20130153638Abstract: A staple cartridge for use with a surgical stapling apparatus includes a cartridge body including a tissue contacting surface defining a plurality of staple retaining slots, a staple disposed within each staple retaining slot of the cartridge body, and a substantially circular buttress. The buttress includes an inner portion, an outer portion, and a middle portion extending between the inner portion and the outer portion. At least one stiffened region joins the buttress to the tissue contacting surface of the cartridge body. The inner portion, the middle portion, the outer portion, and the at least one stiffened region are all formed from a common material.Type: ApplicationFiled: December 14, 2011Publication date: June 20, 2013Inventors: Sally Carter, Gerald Hodgkinson, Richard P. Stevenson, Arthur Hislop, Ernest Aranyi, Jennifer Whiffen
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Patent number: 8454653Abstract: 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: March 19, 2010Date of Patent: June 4, 2013Assignee: 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: 20130123816Abstract: A medical device including a plasma-treated porous substrate that is functionalized to provide a hydrophilic surface, and a process for preparing such a medical device, are disclosed. The method includes plasma treating at least a portion of a surface of a porous substrate with a gas species selected from oxygen, nitrogen, argon, and combination thereof. The gas species is configured to functionalize the surface of the medical device and form a hydrophilic surface.Type: ApplicationFiled: November 10, 2011Publication date: May 16, 2013Inventors: Gerald Hodgkinson, Ahmad Robert Hadba, Michael Prescott, Richard P. Stevenson, Arthur Hislop
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Publication number: 20130112731Abstract: A staple cartridge for use with a surgical stapling apparatus includes a cartridge body, a plurality of staples disposed within the cartridge body, a tissue contacting surface on the cartridge body defining staple retaining slots dimensioned to releasably retain a staple, and a buttress material including at least one weld joining the buttress material to the tissue contacting surface of the cartridge body. The at least one weld is positioned to at least partially overlie a staple retaining slot.Type: ApplicationFiled: November 4, 2011Publication date: May 9, 2013Applicant: Tyco Healthcare Group LPInventor: Gerald Hodgkinson