Patents by Inventor David A. Armbruster
David A. Armbruster 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: 20250099149Abstract: The present disclosure is directed to temporary antimicrobial-eluting cement spacer implants, and assemblies, kits, and methods for forming the same. Particularly preferred disclosures are to modular spacers, assemblies, and kits, as well as methods of manufacturing the same, where the modular nature of the spacer permits the selection of specific desired length spacers, as well as specific selection of antimicrobial compounds and dosages, along with the components and processes for forming the same.Type: ApplicationFiled: December 6, 2024Publication date: March 27, 2025Inventors: Geoffrey Navarro Vale, Charles Florek, David A. Armbruster, Stanley J. Kmiec, JR., Eric M. Cozzone, Junior Julien, Michael Good
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Publication number: 20250009944Abstract: The present disclosure is directed to systems, method of manufacture, and packaging configurations for an antimicrobial orthopedic implant having an antimicrobial coating on the outer surface of the implant including a vaporizable antimicrobial agent in a surface area concentration on the outer surface sufficient to prevent bacterial growth on the orthopedic implant, and can additionally provide a clinically effective zone of inhibition around the orthopedic implant. In certain embodiments, a container, a reservoir of the vaporizable antimicrobial agent, and the orthopedic implant are configured to remain thermally stable in a temperature range up to 200 C.Type: ApplicationFiled: September 17, 2024Publication date: January 9, 2025Inventors: David A. Armbruster, Charles Florek
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Patent number: 12186000Abstract: The present disclosure is directed to temporary antimicrobial-eluting cement spacer implants, and assemblies, kits, and methods for forming the same. Particularly preferred disclosures are to modular spacers, assemblies, and kits, as well as methods of manufacturing the same, where the modular nature of the spacer permits the selection of specific desired length spacers, as well as specific selection of antimicrobial compounds and dosages, along with the components and processes for forming the same.Type: GrantFiled: September 3, 2021Date of Patent: January 7, 2025Assignee: DePuy Synthes Products, Inc.Inventors: Geoffrey Navarro Vale, Charles Florek, David A. Armbruster, Stanley J. Kmiec, Jr., Eric M. Cozzone, Junior Julien, Michael Good
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Patent number: 12121635Abstract: Systems, methods of manufacture, and packaging configurations are provided for an antimicrobial orthopedic implant having an antimicrobial coating on the outer surface of the implant including a vaporizable antimicrobial agent in a surface area concentration on the outer surface sufficient to prevent bacterial growth on the orthopedic implant, and can additionally provide a clinically effective zone of inhibition around the orthopedic implant. In certain embodiments, a container, a reservoir of the vaporizable antimicrobial agent, and the orthopedic implant are configured to remain thermally stable in a temperature range up to 200 C.Type: GrantFiled: November 24, 2020Date of Patent: October 22, 2024Assignee: DePuy Synthes Products, Inc.Inventors: David A. Armbruster, Charles Florek
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Publication number: 20240009320Abstract: The present disclosure is directed to an organogel drug depot for use in a non-sterile environment and application to a non-sterile open wound site. The present disclosure is also directed to an organogel drug depot for use in delivering an active agent to a surgical site, such as an implant site, for instance an orthopedic implant site. In a further embodiment, there is disclosed a system for preparing an organogel drug depot including an organogel matrix comprising an organogelator and a biocompatible organic solvent, an active agent comprising solid particles, a container including at least one wall having an outer surface and defining a volume capable of containing the organogel matrix and active agent solid particles, and a heating component configured to contact the outer surface and supply an amount of heat to the container.Type: ApplicationFiled: November 24, 2021Publication date: January 11, 2024Inventors: Charles FLOREK, Eric COZZONE, David A. ARMBRUSTER
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Patent number: 11826333Abstract: Provided herein are compositions for treating biofilm-derived infections include a cis-monounsaturated fatty acid solubilized in a solvent with a concentration in the range of about 100 ppm (parts per million) to about 1000 ppm, where the composition is configured to produce a bactericidal effect measured as a log reduction of colony forming units (CFU) of a bacteria of at least 1.0 when the composition is applied to a biofilm formed from the bacteria. Also provided are methods for treating the site of a biofilm-derived infection comprising applying a composition as disclosed herein to the site.Type: GrantFiled: March 5, 2021Date of Patent: November 28, 2023Assignee: DePuy Synthes Products, Inc.Inventors: Malavosklish Bikram-Liles, Charles Florek, David A. Armbruster, Shireen Shaikh, Kyra Woloszczuk
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Publication number: 20220370692Abstract: Provided are orthopedic implants and systems and kits containing orthopedic implants that include biodegradable polymer thin films containing an antimicrobial agent, wherein the implants produce an effective zone of inhibition around a periphery of the surface of the implant and do not produce a loss of release torque between interlocking implant components.Type: ApplicationFiled: May 24, 2022Publication date: November 24, 2022Inventors: Charles Florek, David A. Armbruster
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Publication number: 20220071677Abstract: The present disclosure is directed to temporary antimicrobial-eluting cement spacer implants, and assemblies, kits, and methods for forming the same. Particularly preferred disclosures are to modular spacers, assemblies, and kits, as well as methods of manufacturing the same, where the modular nature of the spacer permits the selection of specific desired length spacers, as well as specific selection of antimicrobial compounds and dosages, along with the components and processes for forming the same.Type: ApplicationFiled: September 3, 2021Publication date: March 10, 2022Inventors: Geoffrey Navarro Vale, Charles Florek, David A. Armbruster, Stanley J. Kmiec, JR., Eric Cozzone, Junior Julien, Michael Good
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Publication number: 20210275483Abstract: Provided herein are compositions for treating biofilm-derived infections include a cis-monounsaturated fatty acid solubilized in a solvent with a concentration in the range of about 100 ppm (parts per million) to about 1000 ppm, where the composition is configured to produce a bactericidal effect measured as a log reduction of colony forming units (CFU) of a bacteria of at least 1.0 when the composition is applied to a biofilm formed from the bacteria. Also provided are methods for treating the site of a biofilm-derived infection comprising applying a composition as disclosed herein to the site.Type: ApplicationFiled: March 5, 2021Publication date: September 9, 2021Inventors: Malavosklish Bikram-Liles, Charles Florek, David A. Armbruster, Shireen Shaikh, Kyra Woloszczuk
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Publication number: 20210154374Abstract: The present disclosure is directed to systems, method of manufacture, and packaging configurations for an antimicrobial orthopedic implant having an antimicrobial coating on the outer surface of the implant including a vaporizable antimicrobial agent in a surface area concentration on the outer surface sufficient to prevent bacterial growth on the orthopedic implant, and can additionally provide a clinically effective zone of inhibition around the orthopedic implant. In certain embodiments, a container, a reservoir of the vaporizable antimicrobial agent, and the orthopedic implant are configured to remain thermally stable in a temperature range up to 200C.Type: ApplicationFiled: November 24, 2020Publication date: May 27, 2021Inventors: David A. Armbruster, Charles Florek
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Publication number: 20210031013Abstract: A drug-impregnated sleeve for encasing a medical implant is provided. In one embodiment, the sleeve may include a body made of a biologically-compatible material that defines an internal cavity configured to receive the medical implant. In one embodiment, the biologically-compatible material is bioresorbable. The body may include a plurality of apertures, such as perforations or holes, extending from the cavity through the body. The sleeve may further include a first end, a second end, and a drug impregnated into the resorbable sheet. In one possible embodiment, the first end of the sleeve may be open for receiving the medical implant therethrough and the second end may be closed. The implant may be encased in the sleeve and implanted into a patient from which the drug is dispensed in vivo over time to tissue surrounding the implantation site. In one embodiment, the body is made from at least one sheet of a biologically-compatible material.Type: ApplicationFiled: October 8, 2020Publication date: February 4, 2021Inventors: Mark Thomas Fulmer, David A. Armbruster, Robert Frigg, Elliott A. Gruskin, Sean Hamilton Kerr
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Patent number: 10814112Abstract: A drug-impregnated sleeve for encasing a medical implant is provided. In one embodiment, the sleeve may include a body made of a biologically-compatible material that defines an internal cavity configured to receive the medical implant. In one embodiment, the biologically-compatible material is bioresorbable. The body may include a plurality of apertures, such as perforations or holes, extending from the cavity through the body. The sleeve may further include a first end, a second end, and a drug impregnated into the resorbable sheet. In one possible embodiment, the first end of the sleeve may be open for receiving the medical implant therethrough and the second end may be closed. The implant may be encased in the sleeve and implanted into a patient from which the drug is dispensed in vivo over time to tissue surrounding the implantation site. In one embodiment, the body is made from at least one sheet of a biologically-compatible material.Type: GrantFiled: October 6, 2017Date of Patent: October 27, 2020Assignee: DePuy Synthes Products, Inc.Inventors: Mark Thomas Fulmer, David A. Armbruster, Robert Frigg, Elliott A. Gruskin, Sean Hamilton Kerr
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Publication number: 20200330380Abstract: The present disclosure is directed to an organogel drug depot for use in delivering an active agent to a surgical site, such as an implant site, for instance an orthopedic implant site. The present disclosure is also directed to an organogel drug depot for use in a non-sterile environment and application to a non-sterile open wound site. In a further embodiment, there is disclosed a system for preparing an organogel drug depot including an organogel matrix comprising an organogelator and a biocompatible organic solvent, an active agent comprising solid particles, a container including at least one wall having an outer surface and defining a volume capable of containing the organogel matrix and active agent solid particles, and a heating component configured to contact the outer surface and supply an amount of heat to the container.Type: ApplicationFiled: April 17, 2020Publication date: October 22, 2020Inventors: Charles Florek, David A. Armbruster, Sean Hamilton Kerr, Sanjay Jain, Junior Julien, Malavosklish Bikram-Liles
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Patent number: 10500304Abstract: Embodiments of the present disclosure are directed to perforated polymer films and methods of making the same. In some embodiments, the films are for use with implantable medical devices. In one embodiment there is a flexible body including a polymer film having a first surface and an opposing second surface, the film having a plurality of apertures extending from the first surface to the second surface and a plurality of raised lips protruding from the first surface such that each of the plurality of apertures is surrounded by a one of the plurality of raised lips. In one embodiment, the film comprises a single layer, and in another embodiment, the film can comprise a plurality of layers. In certain embodiments, the film can comprise an adhesive layer. In another embodiment, one or more of the layers may be a drug containing layer and/or a rate controlling layer for drug release.Type: GrantFiled: October 5, 2017Date of Patent: December 10, 2019Assignee: DePuy Synthes Products, Inc.Inventors: David A. Armbruster, James Dwyer, Jeffrey Chomyn, Sean H. Kerr
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Patent number: 10226293Abstract: The present invention provides a drug eluting surgical screw and a method for manufacturing a drug eluting surgical screw. The drug eluting surgical screw may include a shaft having a threaded portion, a head having a drive recess disposed at a proximal end of the shaft, the drive recess having a reservoir region and a driver engagement region, and at least one or more drug eluting components disposed within the reservoir region of the drive recess in a manner that does not substantially impair a connection between a driver and the surgical screw when the driver is operably disposed within the driver engagement region, each of the at least one or more drug eluting components including a carrier matrix and a therapeutic agent, the therapeutic agent being at least 20 wt % of the drug eluting component prior to any implantation of the drug eluting surgical screw.Type: GrantFiled: November 10, 2017Date of Patent: March 12, 2019Assignee: DePuy Synthes Products, Inc.Inventors: David A. Armbruster, Anurag Pandey
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Publication number: 20180085564Abstract: A drug-impregnated sleeve for encasing a medical implant is provided. In one embodiment, the sleeve may include a body made of a biologically-compatible material that defines an internal cavity configured to receive the medical implant. In one embodiment, the biologically-compatible material is bioresorbable. The body may include a plurality of apertures, such as perforations or holes, extending from the cavity through the body. The sleeve may further include a first end, a second end, and a drug impregnated into the resorbable sheet. In one possible embodiment, the first end of the sleeve may be open for receiving the medical implant therethrough and the second end may be closed. The implant may be encased in the sleeve and implanted into a patient from which the drug is dispensed in vivo over time to tissue surrounding the implantation site. In one embodiment, the body is made from at least one sheet of a biologically-compatible material.Type: ApplicationFiled: October 6, 2017Publication date: March 29, 2018Inventors: Mark Thomas Fulmer, David A. Armbruster, Robert Frigg, Elliott A. Gruskin, Sean Hamilton Kerr
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Publication number: 20180070998Abstract: The present invention provides a drug eluting surgical screw and a method for manufacturing a drug eluting surgical screw. The drug eluting surgical screw may include a shaft having a threaded portion, a head having a drive recess disposed at a proximal end of the shaft, the drive recess having a reservoir region and a driver engagement region, and at least one or more drug eluting components disposed within the reservoir region of the drive recess in a manner that does not substantially impair a connection between a driver and the surgical screw when the driver is operably disposed within the driver engagement region, each of the at least one or more drug eluting components including a carrier matrix and a therapeutic agent, the therapeutic agent being at least 20 wt % of the drug eluting component prior to any implantation of the drug eluting surgical screw.Type: ApplicationFiled: November 10, 2017Publication date: March 15, 2018Inventors: David A. Armbruster, Anurag Pandey
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Publication number: 20180028714Abstract: Embodiments of the present disclosure are directed to perforated polymer films and methods of making the same. In some embodiments, the films are for use with implantable medical devices. In one embodiment there is a flexible body including a polymer film having a first surface and an opposing second surface, the film having a plurality of apertures extending from the first surface to the second surface and a plurality of raised lips protruding from the first surface such that each of the plurality of apertures is surrounded by a one of the plurality of raised lips. In one embodiment, the film comprises a single layer, and in another embodiment, the film can comprise a plurality of layers. In certain embodiments, the film can comprise an adhesive layer. In another embodiment, one or more of the layers may be a drug containing layer and/or a rate controlling layer for drug release.Type: ApplicationFiled: October 5, 2017Publication date: February 1, 2018Inventors: David A. Armbruster, James Dwyer, Jeffrey Chomyn, Sean H. Kerr
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Publication number: 20170136223Abstract: A drug-impregnated sleeve for encasing a medical implant is provided. In one embodiment, the sleeve may include a body made of a biologically-compatible material that defines an internal cavity configured to receive the medical implant. In one embodiment, the biologically-compatible material is bioresorbable. The body may include a plurality of apertures, such as perforations or holes, extending from the cavity through the body. The sleeve may further include a first end, a second end, and a drug impregnated into the resorbable sheet. In one possible embodiment, the first end of the sleeve may be open for receiving the medical implant therethrough and the second end may be closed. The implant may be encased in the sleeve and implanted into a patient from which the drug is dispensed in vivo over time to tissue surrounding the implantation site. In one embodiment, the body is made from at least one sheet of a biologically-compatible material.Type: ApplicationFiled: January 27, 2017Publication date: May 18, 2017Inventors: Mark Thomas Fulmer, David A. Armbruster, Robert Frigg, Elliott A. Gruskin, Sean Hamilton Kerr
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Patent number: 9579260Abstract: A drug-impregnated sleeve for encasing a medical implant is provided. In one embodiment, the sleeve may include a body made of a biologically-compatible material that defines an internal cavity configured to receive the medical implant. In one embodiment, the biologically-compatible material is bioresorbable. The body may include a plurality of apertures, such as perforations or holes, extending from the cavity through the body. The sleeve may further include a first end, a second end, and a drug impregnated into the resorbable sheet. In one possible embodiment, the first end of the sleeve may be open for receiving the medical implant therethrough and the second end may be closed. The implant may be encased in the sleeve and implanted into a patient from which the drug is dispensed in vivo over time to tissue surrounding the implantation site. In one embodiment, the body is made from at least one sheet of a biologically-compatible material.Type: GrantFiled: October 1, 2014Date of Patent: February 28, 2017Assignee: DePuy Synthes Products, Inc.Inventors: Mark Thomas Fulmer, David A. Armbruster, Robert Frigg, Elliott A. Gruskin, Sean Hamilton Kerr