Patents by Inventor George S. Athwal
George S. Athwal 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: 20240041609Abstract: A patient specific shoulder guide is provided that includes a hub and a plurality of peripheral members. Each of the peripheral members has a peripheral member height dimension between the patient specific contact surface and a side of the peripheral member opposite the patient specific contact surface. At least one of the peripheral members is a low profile peripheral member in which the peripheral height dimension is less than the peripheral height dimension of at least one other of the peripheral members or is less than the hub height.Type: ApplicationFiled: August 4, 2023Publication date: February 8, 2024Applicant: Howmedica Osteonics Corp.Inventors: Charles L. PENNINGER, Shawn M. GARGAC, Robert Benjamin RICE, Anne Marie SCHLAMB, George S. ATHWAL, Robert D. GRAHAM, Marine GODELU
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Publication number: 20230414261Abstract: A proximal portion of an implant for repairing a multipart fracture of a proximal humerus includes an asymmetric body having a proximal end, a distal end, a medial side, a lateral side, an anterior edge, and a posterior edge a medial surface extending along Sat least a portion of the medial side and having a proximal end and a distal end; a protrusion forming the lateral side of the asymmetric body, offset in an anterior direction, and pointing toward a bicipital groove of the humerus when the proximal portion is implanted in the humerus, an anterior support surface configured to support a lesser tuberosity; a posterior support surface configured to support a greater tuberosity; an angled surface having a first side defined by the medial surface, a second side defined by the anterior support surface, and a third side defined by the posterior support surface; and an anchoring point.Type: ApplicationFiled: September 11, 2023Publication date: December 28, 2023Inventors: Christopher P. Roche, David Koogle, Kenneth A. Egol, George S. Athwal, Joaquin Sanchez-Sotelo
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Publication number: 20230397999Abstract: Various apparatus and methods for implanting glenoid prostheses are disclosed. In various embodiments, a kit for shoulder surgery can include a partial reaming guide having a patient-matched surface shaped to conform to a scapula of a patient, the partial reaming guide configured to limit glenoid reaming about a reaming axis to only a portion of a glenoid; and an anchor peg channel guide having a patient-matched surface shaped to conform to a portion of the glenoid, the anchor peg channel guide having a channel offset from the reaming axis.Type: ApplicationFiled: August 23, 2023Publication date: December 14, 2023Applicant: HOWMEDICA OSTEONICS CORP.Inventors: Pierric Deransart, William J. Slone, Robert J. Ball, Gilles Walch, Pascal Boileau, George S. Athwal, Jon J.P. Warner, Robert Z. Tashjian, Jay D. Keener, Charles L. Penninger, Ryan D. Koepke, Matthew Victor Kartholl, Marine Godelu, Douglas Charles Garman
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Patent number: 11779471Abstract: Various apparatus and methods for implanting glenoid prostheses are disclosed. In various embodiments, a method for performing shoulder surgery can include guiding a guide pin into the glenoid surface along a reaming axis. A partial reaming guide can be placed in contact with the glenoid surface over the guide pin. A reamer can be guided over the guide pin to ream the glenoid surface. The reamer can be further advanced over the guide pin until the reamer contacts the partial reaming guide, whereby such contact limits reaming to only a portion of the glenoid surface.Type: GrantFiled: February 10, 2021Date of Patent: October 10, 2023Assignee: HOWMEDICA OSTEONICS CORP.Inventors: Pierric Deransart, William J. Slone, Robert J. Ball, Gilles Walch, Pascal Boileau, George S. Athwal, Jon J. P. Warner, Robert Z. Tashjian, Jay D. Keener, Charles L. Penninger, Ryan D. Koepke, Matthew Victor Kartholl, Marine Godelu, Douglas Charles Garman
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Patent number: 11766336Abstract: A patient specific shoulder guide is provided that includes a plurality of peripheral members coupled with a peripheral body. The peripheral members have a patient specific contact surface. An open space (e.g., a single open space) is or can be provided radially between a central channel and an inner periphery of the peripheral body. The open space(s) can extend from a side of a spoke to another side of the same or a different spoke. The spoke can be a single spoke in some embodiments. The single open space can extend more than 120 degrees between circumferential ends of the open space.Type: GrantFiled: February 8, 2021Date of Patent: September 26, 2023Assignee: HOWMEDICA OSTEONICS CORP.Inventors: Charles L. Penninger, Shawn M. Gargac, Robert Benjamin Rice, Anne Marie Schlamb, George S. Athwal, Robert D. Graham, Marine Godelu
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Patent number: 11751922Abstract: A proximal portion of an implant for repairing a multipart fracture of a proximal humerus includes an asymmetric body having a proximal end, a distal end, a medial side, a lateral side, an anterior edge, and a posterior edge a medial surface extending along at least a portion of the medial side and having a proximal end and a distal end; a protrusion forming the lateral side of the asymmetric body, offset in an anterior direction, and pointing toward a bicipital groove of the humerus when the proximal portion is implanted in the humerus, an anterior support surface configured to support a lesser tuberosity; a posterior support surface configured to support a greater tuberosity; an angled surface having a first side defined by the medial surface, a second side defined by the anterior support surface, and a third side defined by the posterior support surface; and an anchoring point.Type: GrantFiled: March 12, 2018Date of Patent: September 12, 2023Assignee: Exactech, Inc.Inventors: Christopher P. Roche, David Koogle, Kenneth A. Egol, George S. Athwal, Joaquin Sanchez-Sotelo
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Patent number: 11642223Abstract: An inserter includes a first end, a second end, and a body extending between the first end and the second end. A first impacting surface is disposed at the first end, and a second impacting surface is disposed adjacent to the second end. An interface disposed at the second end and is configured to engage an implant. The first impacting surface is configured to direct a first impacting force along the body of the inserter in a first direction, and the second impacting surface is configured to direct a second impacting force along the body in a second direction that is different from the first direction. Methods of use also are disclosed.Type: GrantFiled: April 11, 2022Date of Patent: May 9, 2023Assignee: HOWMEDICA OSTEONICS CORP.Inventors: Kevin P. Knox, David R. Stump, Alexander Paul Wolfe, Anne Marie Schlamb, Markus Scheibel, Pascal Boileau, George S. Athwal, Gilles Walch, Jon J P Warner, Philippe Collin, Jay D. Keener, Robert Z. Tashjian, R. Sean Churchill, Austin Wyatt Mutchler
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Publication number: 20230038980Abstract: Guides for guiding a tool into a medullary canal of a bone. The guides can include a base and a guide feature. The base can include a first surface configured to contact the bone and a second surface opposite the first surface. The guide feature can be disposed to guide the tool along a central portion of the medullary canal.Type: ApplicationFiled: March 22, 2021Publication date: February 9, 2023Applicant: HOWMEDICA OSTEONICS CORP.Inventors: Alexander Paul WOLFE, David R. STUMP, Kevin P. KNOX, Anne Marie SCHLAMB, George S. ATHWAL, R. Sean CHURCHILL
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Publication number: 20220354658Abstract: Various embodiments disclosed herein relate to stemmed and stemless humeral anchors for use in shoulder arthroplasty procedures. For example, the humeral anchor can include a first end, a second end, and an interior surface extending between the first end and the second end. The interior surface can be disposed about a recess disposed between the first end and the second end. The recess can be configured to secure a coupling of a shoulder articular body directly to the interior surface.Type: ApplicationFiled: September 30, 2020Publication date: November 10, 2022Applicant: Howmedica Osteonics Corp.Inventors: Kevin P. Knox, David R. Stump, Alexander Paul Wolfe, Anne Marie Schlamb, Markus SCHEIBEL, Pascal BOILEAU, George S. Athwal, Gilles Walch, Jon JP Warner, Philippe Collin, Jay D. Keener, Robert Z. Tashjian, R. Sean Churchill, Austin Wyatt Mutchler
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Publication number: 20220338908Abstract: A kit including (1) a plate configured to be secured to a scapular spine with a first end of the plate near a trigonum and a second end of the plate near an acromion; (2) a first hook including a mount, a first hook portion extending from the mount in a first direction, a spacer extending from the first hook portion in a transverse direction, and a second hook portion extending from an opposite end of the spacer in the first direction, the first hook adapted to extend around a lateral end of the acromion when fixed to the second end of the plate; and (3) a second hook including a mount, a curved portion curving away from the mount, and a hook portion at an opposite end of the curved portion, the second hook adapted to extend around the trigonum when fixed to the first end of the plate.Type: ApplicationFiled: August 6, 2020Publication date: October 27, 2022Inventors: Christopher P. Roche, Corey Gaydos, Mark Bender, David Koogle, George S. Athwal, Joaquin Sanchez-Sotelo
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Publication number: 20220313445Abstract: A method of implanting a shoulder prosthesis assembly is provided where the method includes advancing by rotation a base member, that includes a cylindrical member and a helical structure, into a resection face of a humerus of a patient such that the helical structure is submerged in and engages cancellous bone of and does not extend distally of an epiphysis of the humerus, the cylindrical member being accessible at the resection face of the humerus when the base member is so advanced; advancing a locking device into the base member until at least one elongate member spans a space between adjacent portions of the helical structure to contact the cancellous bone in the space; and inserting a retention portion of a reverse articular insert into the cylindrical member of the base member to directly connect the reverse articular insert with the cylindrical member of the base member.Type: ApplicationFiled: June 23, 2022Publication date: October 6, 2022Applicant: HOWMEDICA OSTEONICS CORP.Inventors: Kevin P. Knox, Shawn M. Gargac, Austin Wyatt Mutchler, Philippe Collin, George S. Athwal
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Publication number: 20220273451Abstract: Various embodiments disclosed herein relate to stemmed and stemless humeral anchors for use in shoulder arthroplasty procedures. For example, the humeral anchor can include a first end, a second end, and an interior surface extending between the first end and the second end. The interior surface can be disposed about a recess disposed between the first end and the second end. The recess can be configured to secure a coupling of a shoulder articular body directly to the interior surface.Type: ApplicationFiled: May 23, 2022Publication date: September 1, 2022Applicant: HOWMEDICA OSTEONICS CORP.Inventors: Pierric DERANSART, Christopher K. BADE, William J. SLONE, Robert J. BALL, Gilles WALCH, Pascal BOILEAU, George S. ATHWAL, Jon JP WARNER, Robert Z. TASHJIAN, Jay D. KEENER, Shawn M. GARGAC, Austin Wyatt MUTCHLER, David R. STUMP, Alexander Paul WOLFE, Kevin P. KNOX
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Publication number: 20220265290Abstract: Various apparatus and methods for implanting glenoid prostheses are disclosed. In various embodiments, a method for performing shoulder surgery can include guiding a guide pin into the glenoid surface along a reaming axis. A partial reaming guide can be placed in contact with the glenoid surface over the guide pin. A reamer can be guided over the guide pin to ream the glenoid surface. The reamer can be further advanced over the guide pin until the reamer contacts the partial reaming guide, whereby such contact limits reaming to only a portion of the glenoid surface.Type: ApplicationFiled: August 6, 2020Publication date: August 25, 2022Applicant: Howmedica Osteonics Corp.Inventors: Pierric DERANSART, William J. SLONE, Robert J. BALL, Gilles WALCH, Pascal BOILEAU, George S. ATHWAL, Jon JP WARNER, Robert Z. TASHJIAN, Jay D. KEENER
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Patent number: 11399948Abstract: A prosthesis assembly is provided that includes a base member that has a helical structure and a cylindrical member opposite the helical structure. The cylindrical member is configured for direct connection with a reverse insert of a reverse shoulder assembly. The cylindrical member is configured for direct connection with a reverse insert spacer in some embodiments. The reverse insert can be inserted into a space defined at least in part by a wall of the cylindrical member and an inferior wall of the of the base member. The helical structure extends between a first end and a second end. The base member also can include one or more pathways. The pathway(s) is accessible from the second end and is directed toward the first end through the helical structure. The pathway is located inward of an outer periphery of the helical structure, e.g., adjacent to an inner periphery of the helical structure. The pathway extends in a space between successive portions of the helical structure.Type: GrantFiled: December 4, 2018Date of Patent: August 2, 2022Assignee: HOWMEDICA OSTEONICS CORP.Inventors: Kevin P. Knox, Shawn M. Gargac, Austin Wyatt Mutchler, Philippe Collin, George S. Athwal
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Publication number: 20220233322Abstract: An inserter includes a first end, a second end, and a body extending between the first end and the second end. A first impacting surface is disposed at the first end, and a second impacting surface is disposed adjacent to the second end. An interface disposed at the second end and is configured to engage an implant. The first impacting surface is configured to direct a first impacting force along the body of the inserter in a first direction, and the second impacting surface is configured to direct a second impacting force along the body in a second direction that is different from the first direction. Methods of use also are disclosed.Type: ApplicationFiled: April 11, 2022Publication date: July 28, 2022Applicant: Howmedica Osteonics Corp.Inventors: Kevin P. Knox, David R. Stump, Alexander Paul Wolfe, Anne Marie Schlamb, Markus SCHEIBEL, Pascal BOILEAU, George S. Athwal, Gilles Walch, Jon JP Warner, Philippe Collin, Jay D. Keener, Robert Z. Tashjian, R. Sean Churchill, Austin Wyatt Mutchler
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Patent number: 11364127Abstract: Various embodiments disclosed herein relate to stemmed and stemless humeral anchors for use in shoulder arthroplasty procedures. For example, the humeral anchor can include a first end, a second end, and an interior surface extending between the first end and the second end. The interior surface can be disposed about a recess disposed between the first end and the second end. The recess can be configured to secure a coupling of a shoulder articular body directly to the interior surface.Type: GrantFiled: October 1, 2019Date of Patent: June 21, 2022Assignee: HOWMEDICA OSTEONICS CORP.Inventors: Pierric Deransart, Christopher K. Bade, William J. Slone, Robert J. Ball, Gilles Walch, Pascal Boileau, George S. Athwal, Jon JP Warner, Robert Z. Tashjian, Jay D. Keener, Shawn M. Gargac, Austin Wyatt Mutchler, David R. Stump, Alexander Paul Wolfe, Kevin P. Knox
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Publication number: 20210322034Abstract: Provided is a method of resecting a humerus, including positioning a multi-part guide on the humerus, where the multi-part guide includes a support portion and a positioning jig; advancing at least two mounting pins through the support portion along diverging paths; removing the positioning jig; and resecting the humerus with reference to a cutting surface of the support portion.Type: ApplicationFiled: June 28, 2021Publication date: October 21, 2021Applicant: Howmedica Osteonics Corp.Inventors: George S. ATHWAL, Christopher K. BADE, Robert J. BALL, Pierric DERANSART, Nicolas R. NEICHEL, William J. SLONE, Robert Z. TASHJIAN, Gilles WALCH
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Publication number: 20210307918Abstract: Various embodiments disclosed herein relate to stemmed and stemless humeral anchors for use in shoulder arthroplasty procedures. For example, the humeral anchor can include a first end, a second end, and an interior surface extending between the first end and the second end. The interior surface can be disposed about a recess disposed between the first end and the second end. The recess can be configured to secure a coupling of a shoulder articular body directly to the interior surface.Type: ApplicationFiled: October 1, 2019Publication date: October 7, 2021Applicant: TORNIER, INC.Inventors: Pierric DERANSART, Christopher K. BADE, William J. SLONE, Robert J. BALL, Gilles WALCH, Pascal BOILEAU, George S. ATHWAL, Jon JP WARNER, Robert Z. TASHJIAN, Jay D. KEENER, Shawn M. GARGAC, Austin Wyatt MUTCHLER, David R. STUMP, Alexander Paul WOLFE, Kevin P. KNOX
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Publication number: 20210259844Abstract: A patient specific shoulder guide is provided that includes a plurality of peripheral members coupled with a peripheral body. The peripheral members have a patient specific contact surface. An open space (e.g., a single open space) is or can be provided radially between a central channel and an inner periphery of the peripheral body. The open space(s) can extend from a side of a spoke to another side of the same or a different spoke. The spoke can be a single spoke in some embodiments. The single open space can extend more than 120 degrees between circumferential ends of the open space.Type: ApplicationFiled: February 8, 2021Publication date: August 26, 2021Inventors: Charles L. Penninger, Shawn M. Gargac, Robert Benjamin Rice, Anne Marie Schlamb, George S. Athwal, Robert D. Graham, Marine Godelu
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Publication number: 20210220151Abstract: Various apparatus and methods for implanting glenoid prostheses are disclosed. In various embodiments, a method for performing shoulder surgery can include guiding a guide pin into the glenoid surface along a reaming axis. A partial reaming guide can be placed in contact with the glenoid surface over the guide pin. A reamer can be guided over the guide pin to ream the glenoid surface. The reamer can be further advanced over the guide pin until the reamer contacts the partial reaming guide, whereby such contact limits reaming to only a portion of the glenoid surface.Type: ApplicationFiled: February 10, 2021Publication date: July 22, 2021Inventors: Pierric Deransart, William J. Slone, Robert J. Ball, Gilles Walch, Pascal Boileau, George S. Athwal, Jon J.P. Warner, Robert Z. Tashjian, Jay D. Keener, Charles L. Penninger, JR., Ryan D. Koepke, Matthew Victor Kartholl, Marine Godelu, Douglas Charles Garman