Patents by Inventor Gerald N. Hodgkinson
Gerald N. 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: 20250040931Abstract: Surgical stapling devices have a surgical buttress attached to an anvil jaw member, a cartridge jaw member, or both. In use, the surgical buttress reinforces a staple line formed upon application of staples from the surgical stapling device and minimizes leaks which may exude from the staple line and/or tissue being stapled by the surgical stapling device.Type: ApplicationFiled: August 9, 2024Publication date: February 6, 2025Applicant: Covidien LPInventors: Mingfei Chen, Rhonda L. Staneart, Emily E. Jacobs, Gerald N. Hodgkinson, Brian C. Graham, Monideepa Chatterjee
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Patent number: 12070213Abstract: Surgical stapling devices have a surgical buttress attached to an anvil jaw member, a cartridge jaw member, or both. In use, the surgical buttress reinforces a staple line formed upon application of staples from the surgical stapling device and minimizes leaks which may exude from the staple line and/or tissue being stapled by the surgical stapling device.Type: GrantFiled: February 24, 2023Date of Patent: August 27, 2024Assignee: Covidien LPInventors: Mingfei Chen, Rhonda L. Staneart, Emily E. Jacobs, Gerald N. Hodgkinson, Brian C. Graham, Monideepa Chatterjee
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Patent number: 11771430Abstract: 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: GrantFiled: February 18, 2020Date of Patent: October 3, 2023Assignee: COVIDIEN LPInventors: Gerald N. Hodgkinson, Richard P. Stevenson, Jennifer (Whiffen) Diederich
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Publication number: 20230263525Abstract: Surgical stapling devices have a surgical buttress attached to an anvil jaw member, a cartridge jaw member, or both. In use, the surgical buttress reinforces a staple line formed upon application of staples from the surgical stapling device and minimizes leaks which may exude from the staple line and/or tissue being stapled by the surgical stapling device.Type: ApplicationFiled: February 24, 2023Publication date: August 24, 2023Inventors: Mingfei Chen, Rhonda L. Staneart, Emily E. Jacobs, Gerald N. Hodgkinson, Brian C. Graham, Monideepa Chatterjee
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Patent number: 11660469Abstract: A surgical implant includes a biocompatible member configured for securement to an underlying target surgical site and a radiation source integrated into or onto the biocompatible member. The surgical implant may be one of a clip, pin, or coil and the radiation source includes at least one brachytherapy capsule, or other radioactive material incorporated therein or provided thereon. The radioactive material provides a dose of radiation to the target surgical site. The surgical implant may also be formed from titanium, stainless steel or polymers. A surgical applier is provided for allowing a surgeon to apply the implant to a patient's tissue.Type: GrantFiled: January 7, 2021Date of Patent: May 30, 2023Assignee: Covidien LPInventors: David Racenet, Gerald N. Hodgkinson, Abhinav Kachru
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Patent number: 11596403Abstract: Surgical stapling devices have a surgical buttress attached to an anvil jaw member, a cartridge jaw member, or both. The surgical buttress possesses a therapeutic layer of a therapeutic agent in a pattern thereon. The pattern may reflect various concentrations of a therapeutic agent, different therapeutic agents, or both.Type: GrantFiled: April 3, 2020Date of Patent: March 7, 2023Assignee: Covidien LPInventors: Sulaiman Hussaini, Gerald N. Hodgkinson, Daniel A. Schulz-Jander, Dwight G. Bronson
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Patent number: 11478245Abstract: Surgical stapling apparatuses have a buttress attached thereto. The buttress includes an elongate rectangular body having a proximal portion, a distal portion, and opposing lateral sides running along the elongate rectangular body from the proximal portion to the distal portion. The buttress possesses a layer of a therapeutic agent on at least the proximal portion. In embodiments the buttress possesses the therapeutic agent at both the proximal portion and the distal portion.Type: GrantFiled: April 3, 2020Date of Patent: October 25, 2022Assignees: COVIDIEN LP, MEDTRONIC, INC.Inventors: Gerald N. Hodgkinson, Michael A. Soltz, Sulaiman Hussaini, Souad Sedlik
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Patent number: 11376008Abstract: A surgical stapling apparatus includes a staple cartridge assembly, an anvil assembly operatively associated with the staple cartridge assembly, and a surgical buttress releasably coupled to the staple cartridge assembly or the anvil assembly. The staple cartridge assembly includes a tissue facing surface having staple retaining slots defined therein, each staple retaining slot housing a staple therein, and a circular knife disposed radially inwardly of the tissue facing surface. The anvil assembly includes an anvil member including a tissue facing surface and an anvil shaft extending from the anvil member. The surgical buttress has a circular configuration defining a central aperture therethrough. The surgical buttress includes an inner concentric portion having a therapeutic coating disposed thereon and an outer concentric portion free of the therapeutic coating.Type: GrantFiled: September 3, 2020Date of Patent: July 5, 2022Assignee: COVIDIEN LPInventors: Gerald N. Hodgkinson, Michael A. Soltz, Emily E. Jacobs, Sulaiman Hussaini, Daniel A. Schulz-Jander
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Publication number: 20210259684Abstract: A surgical stapler deploys staples made of selectively degradable materials. Tissue resected with a stapler of the present disclosure, including staples made of the selectively degradable materials, may be subjected to treatment in the lab to degrade those materials forming the staples. In this way, a pathologist or similar hospital personnel may rapidly degrade the staples, thereby permitting testing of the entire resected tissue sample for the presence of disease.Type: ApplicationFiled: February 4, 2021Publication date: August 26, 2021Inventors: Gerald N. Hodgkinson, Stanislaw Z. Marczyk, Andrew M. Miesse, Robert H. Knapp
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Publication number: 20210146154Abstract: A surgical implant includes a biocompatible member configured for securement to an underlying target surgical site and a radiation source integrated into or onto the biocompatible member. The surgical implant may be one of a clip, pin, or coil and the radiation source includes at least one brachytherapy capsule, or other radioactive material incorporated therein or provided thereon. The radioactive material provides a dose of radiation to the target surgical site. The surgical implant may also be formed from titanium, stainless steel or polymers. A surgical applier is provided for allowing a surgeon to apply the implant to a patient's tissue.Type: ApplicationFiled: January 7, 2021Publication date: May 20, 2021Inventors: David Racenet, Gerald N. Hodgkinson, Abhinav Kachru
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Publication number: 20210085312Abstract: An end effector assembly for use with a surgical stapler, comprising a staple cartridge having a tissue contacting surface, an anvil plate having a tissue contacting surface, a buttress material releasably disposed on the tissue contacting surfaces of each of the staple cartridge and the anvil plate, and an epoxy positioned onto the tissue contacting surfaces of each of the staple cartridge and anvil plate defining an attachment zone configured to retain the respective buttress material atop the respective tissue contacting surfaces.Type: ApplicationFiled: December 3, 2020Publication date: March 25, 2021Inventors: Rahim R. Merchant, Gerald N. Hodgkinson, Danny R. Berry, Sally L. Carter
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Patent number: 10881395Abstract: An end effector assembly for use with a surgical stapler, comprising a staple cartridge having a tissue contacting surface, an anvil plate having a tissue contacting surface, a buttress material releasably disposed on the tissue contacting surfaces of each of the staple cartridge and the anvil plate, and an epoxy positioned onto the tissue contacting surfaces of each of the staple cartridge and anvil plate defining an attachment zone configured to retain the respective buttress material atop the respective tissue contacting surfaces.Type: GrantFiled: March 29, 2018Date of Patent: January 5, 2021Assignee: COVIDIEN LPInventors: Rahim R. Merchant, Gerald N. Hodgkinson, Danny Berry, Sally L. Carter
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Publication number: 20200397443Abstract: A surgical stapling apparatus includes a staple cartridge assembly, an anvil assembly operatively associated with the staple cartridge assembly, and a surgical buttress releasably coupled to the staple cartridge assembly or the anvil assembly. The staple cartridge assembly includes a tissue facing surface having staple retaining slots defined therein, each staple retaining slot housing a staple therein, and a circular knife disposed radially inwardly of the tissue facing surface. The anvil assembly includes an anvil member including a tissue facing surface and an anvil shaft extending from the anvil member. The surgical buttress has a circular configuration defining a central aperture therethrough. The surgical buttress includes an inner concentric portion having a therapeutic coating disposed thereon and an outer concentric portion free of the therapeutic coating.Type: ApplicationFiled: September 3, 2020Publication date: December 24, 2020Inventors: Gerald N. Hodgkinson, Michael A. Soltz, Emily E. Jacobs, Sulaiman Hussaini, Daniel A. Schulz-Jander
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Publication number: 20200352570Abstract: Surgical stapling devices have a surgical buttress attached to an anvil jaw member, a cartridge jaw member, or both. The surgical buttress possesses a therapeutic layer of a therapeutic agent in a pattern thereon. The pattern may reflect various concentrations of a therapeutic agent, different therapeutic agents, or both.Type: ApplicationFiled: April 3, 2020Publication date: November 12, 2020Inventors: Sulaiman Hussaini, Gerald N. Hodgkinson, Daniel A. Schulz-Jander, Dwight G. Bronson
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Publication number: 20200352571Abstract: Surgical stapling apparatuses have a buttress attached thereto. The buttress includes an elongate rectangular body having a proximal portion, a distal portion, and opposing lateral sides running along the elongate rectangular body from the proximal portion to the distal portion. The buttress possesses a layer of a therapeutic agent on at least the proximal portion. In embodiments the buttress possesses the therapeutic agent at both the proximal portion and the distal portion.Type: ApplicationFiled: April 3, 2020Publication date: November 12, 2020Inventors: Gerald N. Hodgkinson, Michael A. Soltz, Sulaiman Hussaini, Souad Sedlik
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Patent number: 10828034Abstract: An end effector for use with a surgical apparatus. The end effector comprising a staple cartridge having a tissue contacting surface defining a central longitudinal slot and an anvil plate having a tissue contacting surface defining a central longitudinal slot. A surgical buttress releasably disposed on the tissue contacting surfaces of each of the staple cartridge and anvil plate. An adhesive tape is disposed over the central longitudinal slot of each of the staple cartridge and anvil plate and configured retain the respective surgical buttress atop the respective tissue contacting surface.Type: GrantFiled: September 26, 2018Date of Patent: November 10, 2020Assignee: COVIDIEN LPInventor: Gerald N. Hodgkinson
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Publication number: 20200237580Abstract: 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: March 25, 2020Publication date: July 30, 2020Inventor: Gerald N. Hodgkinson
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Patent number: 10722234Abstract: 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: GrantFiled: June 19, 2018Date of Patent: July 28, 2020Assignee: COVIDIEN LPInventors: Gerald N. Hodgkinson, Paul A. Scirica
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Patent number: 10687818Abstract: 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: GrantFiled: February 14, 2018Date of Patent: June 23, 2020Assignee: COVIDIEN LPInventors: Gerald N. Hodgkinson, Richard Stevenson, Jennifer (Whiffen) Diederich
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Publication number: 20200178965Abstract: 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: February 18, 2020Publication date: June 11, 2020Inventors: Gerald N. HODGKINSON, Richard P. STEVENSON, Jennifer (WHIFFEN) DIEDERICH