Patents by Inventor Brian A. Uthgenannt
Brian A. Uthgenannt 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: 11534313Abstract: A method for pre-operative orthopedic planning includes obtaining only a high-resolution knee-joint scan of a patient, determining hip rotation center and ankle rotation center from anthropometric data based on personal data of the patient, and determining a mechanical axis of the knee joint based on the anthropometric data. The method also includes preparing at least a two-dimensional image model of the knee joint using the knee-joint scan and the determined mechanical axis, and preparing a pre-operative surgical plan based on the image of the knee joint.Type: GrantFiled: October 11, 2019Date of Patent: December 27, 2022Assignee: Biomet Manufacturing, LLCInventors: Ryan John Schoenefeld, Brian Uthgenannt, Bryan Morrison, Robert Metzger
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Patent number: 11413165Abstract: Systems including a provisional tibial prosthesis system are disclosed. The provisional system can include a tibial component, a base component, and a shim component. The tibial component can have a proximal surface and a distal surface, the distal surface can be configured to seat on a resected proximal surface of a tibia. The base component can have a proximal surface and can be configured to couple with the tibial component when disposed on the proximal surface thereof. The shim component can have a proximal surface and a distal surface. The proximal surface can be configured as an articulating surface sized and shaped to articulate with a femoral prosthesis and the distal surface can be configured to couple with the base component at the proximal surface thereof.Type: GrantFiled: February 24, 2020Date of Patent: August 16, 2022Assignee: Biomet Manufacturing, LLCInventors: Brian Uthgenannt, Paul Meyers, Andrew L. Pierce, Richard Detlefsen, David Smith
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Patent number: 11324522Abstract: A patient-specific guiding system for guiding an instrument relative to a portion of an anatomical feature of a patient. The patient-specific guiding system includes a patient-specific guide. The guide includes a first portion having a first patient-specific inner surface that conforms to a first surface of the anatomical feature and an outer surface opposite the first patient-specific inner surface. The first portion also includes a guide surface for use in guiding the instrument relative to the anatomical feature. The guide also includes a second portion having a second patient-specific inner surface that conforms to a second surface of the anatomical feature and an outer surface opposite the second patient-specific inner surface. The second portion is removably connected to the first portion.Type: GrantFiled: August 21, 2019Date of Patent: May 10, 2022Assignee: Biomet Manufacturing, LLCInventors: Robert Metzger, Ryan John Schoenefeld, Nathan Emick Belcher, Brian Uthgenannt
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Publication number: 20210228382Abstract: An orthopedic instrument for knee arthroplasty includes an anterior-posterior sizer assembly, a tensor assembly and a rotation mechanism. The sizer assembly includes a stylus, a sizer body including medial and lateral posterior feet extending substantially perpendicularly from the sizer body, and a sizer slider that can slide relative to the sizer body along a medial-lateral direction relative to a patient's knee. The tensor assembly includes a tensor frame having a central portion, medial and lateral wings extending at an angle from the central portion, and medial and lateral posterior feet extending substantially perpendicularly to the central portion. The rotation mechanism includes a portion coupled to the tensor frame of the tensor assembly and a portion coupled to the sizer body. The rotation mechanism is configured to rotate the medial and lateral posterior feet of the sizer body relative to the tensor frame toward a lateral side of the patient's knee.Type: ApplicationFiled: April 16, 2021Publication date: July 29, 2021Inventors: Jerry J. Lorio, Brian A. Uthgenannt
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Patent number: 11007069Abstract: An orthopedic instrument for knee arthroplasty includes an anterior-posterior sizer assembly, a tensor assembly and a rotation mechanism. The sizer assembly includes a stylus, a sizer body including medial and lateral posterior feet extending substantially perpendicularly from the sizer body, and a sizer slider that can slide relative to the sizer body along a medial-lateral direction relative to a patient's knee. The tensor assembly includes a tensor frame having a central portion, medial and lateral wings extending at an angle from the central portion, and medial and lateral posterior feet extending substantially perpendicularly to the central portion. The rotation mechanism includes a portion coupled to the tensor frame of the tensor assembly and a portion coupled to the sizer body. The rotation mechanism is configured to rotate the medial and lateral posterior feet of the sizer body relative to the tensor frame toward a lateral side of the patient's knee.Type: GrantFiled: May 19, 2017Date of Patent: May 18, 2021Assignee: Biomet Manufacturing, LLCInventors: Jerry J. Lorio, Brian A. Uthgenannt
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Patent number: 10893876Abstract: An orthopedic device includes a femoral implant having a non-custom internal bone engagement surface. The femoral implant includes at least nine parameters adjusted preoperatively to correspond to a specific patient. The parameters can include patient-specific lengths, such as, for example, medial and lateral condyle widths and notch height, and patient-specific medial and lateral angles.Type: GrantFiled: November 7, 2018Date of Patent: January 19, 2021Assignee: Biomet Manufacturing, LLCInventors: Brian A. Uthgenannt, Robert Metzger, Nathan Emick Belcher, Joshua B. Catanzarite
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Publication number: 20200390501Abstract: A method of planning and preparing for a total knee arthroplasty procedure, the method comprising: generating three-dimensional models of a tibia and a femur of a patient; sizing the tibia and the femur to within a range based on the three-dimensional models; selecting a resection tool for each of the tibia and femur based on the three-dimensional models; and packaging the resection tools. A method of planning and preparing for a surgical procedure can comprise: generating a three-dimensional bone model for one or more bones; sizing the one or more bones based on the three-dimensional model; recording a surgical plan based on the three-dimensional bone model; selecting a first surgical tool for the one or more bone based on the surgical plan; and evaluating selection of a second surgical tool based on a performance parameter of the first surgical tool.Type: ApplicationFiled: August 27, 2020Publication date: December 17, 2020Inventors: David R. Brown, Brian Uthgenannt, Robert Metzger
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Patent number: 10743937Abstract: A method for preparing surgical kits for use during a surgery includes preparing a pre-operative surgical plan for a patient and selecting a set of surgical instruments based on the pre-operative surgical plan. The set of surgical instruments includes at least a general instrument, a first size-specific instrument, a patient-specific instrument, and a surgeon-specific instrument. The general instrument is selected from a predetermined group of off-the-shelf instruments. The first size-specific instrument has a first size selected from predetermined sizes. The patient-specific instrument includes a three-dimensional contoured engagement surface configured to nest into a portion of a native anatomy in a single location. The surgeon-specific instrument is selected based on a surgeon preference and is a different instrument than the selected general instrument, first size-specific instrument, and patient-specific instrument.Type: GrantFiled: February 2, 2018Date of Patent: August 18, 2020Assignee: Biomet Manufacturing, LLCInventors: Brian A. Uthgenannt, Christopher W. Friend, Bradley T. Durcholz, Joshua B. Catanzarite, Robert Metzger, Kai Robert Worrell
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Publication number: 20200188136Abstract: Systems including a provisional tibial prosthesis system are disclosed. The provisional system can include a tibial component, a base component, and a shim component. The tibial component can have a proximal surface and a distal surface, the distal surface can be configured to seat on a resected proximal surface of a tibia. The base component can have a proximal surface and can be configured to couple with the tibial component when disposed on the proximal surface thereof. The shim component can have a proximal surface and a distal surface.Type: ApplicationFiled: February 24, 2020Publication date: June 18, 2020Inventors: Brian A. Uthgenannt, Paul Meyers, Andrew L. Pierce, Richard Detlefsen, David Smith
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Patent number: 10603188Abstract: Systems including a provisional tibial prosthesis system are disclosed. The provisional system can include a tibial component, a base component, and a shim component. The tibial component can have a proximal surface and a distal surface, the distal surface can be configured to seat on a resected proximal surface of a tibia. The base component can have a proximal surface and can be configured to couple with the tibial component when disposed on the proximal surface thereof. The shim component can have a proximal surface and a distal surface. The proximal surface can be configured as an articulating surface sized and shaped to articulate with a femoral prosthesis and the distal surface can be configured to couple with the base component at the proximal surface thereof.Type: GrantFiled: May 26, 2016Date of Patent: March 31, 2020Assignee: Biomet Manufacturing, LLCInventors: Brian Uthgenannt, Paul Meyers, Andrew L. Pierce, Richard Detlefsen, David Smith
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Patent number: 10568742Abstract: Systems and apparatuses including a tibial insert for replacement of a knee joint of a patient are disclosed. The insert can comprise a proximal surface configured to interface with a bearing, a post and a distal surface. The post can extend from the proximal surface and can be configured to be received in a recess in the bearing. The bearing can be configured to pivot about the post to move relative to the proximal surface. The distal surface can be spaced from the proximal surface and can be configured to interface with a tibial baseplate. The distal surface can be configured with a connection mechanism to connect with the tibial baseplate.Type: GrantFiled: December 5, 2017Date of Patent: February 25, 2020Assignee: Zimmer, Inc.Inventors: Brian A. Uthgenannt, Jay Kendall
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Publication number: 20200046518Abstract: A method for pre-operative orthopedic planning includes obtaining only a high-resolution knee-joint scan of a patient, determining hip rotation center and ankle rotation center from anthropometric data based on personal data of the patient, and determining a mechanical axis of the knee joint based on the anthropometric data. The method also includes preparing at least a two-dimensional image model of the knee joint using the knee-joint scan and the determined mechanical axis, and preparing a pre-operative surgical plan based on the image of the knee joint.Type: ApplicationFiled: October 11, 2019Publication date: February 13, 2020Inventors: Ryan John Schoenefeld, Brian Uthgenannt, Bryan Morrison, Robert Metzger
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Patent number: 10537342Abstract: A cut block positioning jig including a first alignment member, a second alignment member, and both first and second guide members. The first alignment member is movable towards and away from a patient's bone to which the positioning jig is mounted to arrange the jig at a predetermined position relative to the bone based on x-rays of the patient. The second alignment member is movable towards and away from the bone to arrange the jig at the predetermined position relative to the bone. The first and second guide members are configured to direct cut block support members to the bone to couple a cut block to the bone to provide the bone with patient-specific cuts.Type: GrantFiled: July 14, 2017Date of Patent: January 21, 2020Assignee: Biomet Manufacturing, LLCInventors: Brian A. Uthgenannt, Robert Metzger
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Publication number: 20190374237Abstract: A patient-specific guiding system for guiding an instrument relative to a portion of an anatomical feature of a patient. The patient-specific guiding system includes a patient-specific guide. The guide includes a first portion having a first patient-specific inner surface that conforms to a first surface of the anatomical feature and an outer surface opposite the first patient-specific inner surface. The first portion also includes a guide surface for use in guiding the instrument relative to the anatomical feature. The guide also includes a second portion having a second patient-specific inner surface that conforms to a second surface of the anatomical feature and an outer surface opposite the second patient-specific inner surface. The second portion is removably connected to the first portion.Type: ApplicationFiled: August 21, 2019Publication date: December 12, 2019Inventors: Robert Metzger, Ryan John Schoenefeld, Nathan Emick Belcher, Brian Uthgenannt
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Patent number: 10485553Abstract: Methods, systems and apparatuses including apparatuses that can be used in knee replacement procedures are disclosed. According to one example, a method is disclosed that can include determining a desired flexion space between a tibia and a femur with the patient's knee joint oriented in flexion, referencing a tibia resection guide along the tibia a distance from the desired flexion space, resecting a proximal end portion of the tibia with the tibia resection guide, inserting an intramedullary rod into the femur with the patient's knee joint in flexion, tensioning the patient's knee joint to create a flexion gap by separating the tibia and the femur, sequent to tensioning the patient's knee joint, reorienting the femur into extension relative to the tibia and re-tensioning the patient's knee joint to create an extension gap that substantially matches the flexion gap.Type: GrantFiled: September 27, 2017Date of Patent: November 26, 2019Assignee: Biomet Manufacturing, LLCInventor: Brian A. Uthgenannt
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Patent number: 10426492Abstract: A patient-specific guiding system for guiding an instrument relative to a portion of an anatomical feature of a patient. The patient-specific guiding system includes a patient-specific guide. The guide includes a first portion having a first patient-specific inner surface that conforms to a first surface of the anatomical feature and an outer surface opposite the first patient-specific inner surface. The first portion also includes a guide surface for use in guiding the instrument relative to the anatomical feature. The guide also includes a second portion having a second patient-specific inner surface that conforms to a second surface of the anatomical feature and an outer surface opposite the second patient-specific inner surface. The second portion is removably connected to the first portion.Type: GrantFiled: September 25, 2015Date of Patent: October 1, 2019Assignee: Biomet Manufacturing, LLCInventors: Robert Metzger, Ryan John Schoenefeld, Nathan Emick Belcher, Brian Uthgenannt
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Publication number: 20190069909Abstract: An orthopedic device includes a femoral implant having a non-custom internal bone engagement surface. The femoral implant includes at least nine parameters adjusted preoperatively to correspond to a specific patient. The parameters can include patient-specific lengths, such as, for example, medial and lateral condyle widths and notch height, and patient-specific medial and lateral angles.Type: ApplicationFiled: November 7, 2018Publication date: March 7, 2019Inventors: Brian A. Uthgenannt, Robert Metzger, Nathan Emick Belcher, Joshua B. Catanzarite
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Patent number: 10159498Abstract: An orthopedic device includes a femoral implant having a non-custom internal bone engagement surface. The femoral implant includes at least nine parameters adjusted preoperatively to correspond to a specific patient. The parameters can include patient-specific lengths, such as, for example, medial and lateral condyle widths and notch height, and patient-specific medial and lateral angles.Type: GrantFiled: June 15, 2015Date of Patent: December 25, 2018Assignee: Biomet Manufacturing, LLCInventors: Brian A. Uthgenannt, Robert Metzger, Nathan E. Belcher, Joshua B. Catanzarite
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Patent number: 10149767Abstract: A method of implanting a prosthetic knee joint assembly. The method includes: coupling a femoral component to a femur, and coupling a tibial component to a tibia; coupling a ligament link to one of the femur or the tibia; coupling the ligament link to a coupling component of one of the femoral component or the tibial component; arranging the ligament link in a first position relative to the tibial component when the prosthetic knee joint assembly is implanted in a left knee; and arranging the ligament link in a second position relative to the tibial component when the prosthetic knee joint assembly is implanted in a right knee, the second position is different from the first position.Type: GrantFiled: November 4, 2014Date of Patent: December 11, 2018Assignee: Biomet Manufacturing, LLCInventors: Robert Metzger, Brian A. Uthgenannt, Kevin T. Stone
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Publication number: 20180168690Abstract: A method for preparing surgical kits for use during a surgery includes preparing a pre-operative surgical plan for a patient and selecting a set of surgical instruments based on the pre-operative surgical plan. The set of surgical instruments includes at least a general instrument, a first size-specific instrument, a patient-specific instrument, and a surgeon-specific instrument. The general instrument is selected from a predetermined group of off-the-shelf instruments. The first size-specific instrument has a first size selected from predetermined sizes. The patient-specific instrument includes a three-dimensional contoured engagement surface configured to nest into a portion of a native anatomy in a single location. The surgeon-specific instrument is selected based on a surgeon preference and is a different instrument than the selected general instrument, first size-specific instrument, and patient-specific instrument.Type: ApplicationFiled: February 2, 2018Publication date: June 21, 2018Inventors: Brian A. Uthgenannt, Christopher W. Frield, Bradley T. Durcholz, Joshua B. Catanzarite, Robert Metzger, Kai Robert Worrell