Patents by Inventor Marc E. Ruhling
Marc E. Ruhling 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: 20230200796Abstract: An orthopedic surgical instrument for use in knee surgeries includes an elongated body, a pair of output shafts, and a user control. A first output shaft extends out from a first side of the body along a first output axis substantially perpendicular to a longitudinal axis of the elongated body. A second output shaft also extends out from the first side of the elongated body along a second output axis substantially perpendicular to the longitudinal axis of the elongated body. The user control is coupled to the elongated body near a first end and the first and second output shafts are situated near the second end of the elongated body. Each of the first output shaft and the second output shaft are configured to turn independent of one another in response to operation of the user control. Various joint distractors for use with the orthopaedic surgical instrument are also disclosed.Type: ApplicationFiled: February 28, 2023Publication date: June 29, 2023Inventors: Marc E. Ruhling, Jason T. Sherman, Duncan G. Young, Matthew Leyden
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Patent number: 11589857Abstract: An orthopedic surgical instrument for use in knee surgeries includes an elongated body, a pair of output shafts, and a user control. A first output shaft extends out from a first side of the body along a first output axis substantially perpendicular to a longitudinal axis of the elongated body. A second output shaft also extends out from the first side of the elongated body along a second output axis substantially perpendicular to the longitudinal axis of the elongated body. The user control is coupled to the elongated body near a first end and the first and second output shafts are situated near the second end of the elongated body. Each of the first output shaft and the second output shaft are configured to turn independent of one another in response to operation of the user control. Various joint distractors for use with the orthopaedic surgical instrument are also disclosed.Type: GrantFiled: November 25, 2019Date of Patent: February 28, 2023Assignee: DePuy Ireland Unlimited CompanyInventors: Marc E. Ruhling, Jason T. Sherman, Duncan G. Young, Matthew Leyden
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Publication number: 20200085419Abstract: An orthopedic surgical instrument for use in knee surgeries includes an elongated body, a pair of output shafts, and a user control. A first output shaft extends out from a first side of the body along a first output axis substantially perpendicular to a longitudinal axis of the elongated body. A second output shaft also extends out from the first side of the elongated body along a second output axis substantially perpendicular to the longitudinal axis of the elongated body. The user control is coupled to the elongated body near a first end and the first and second output shafts are situated near the second end of the elongated body. Each of the first output shaft and the second output shaft are configured to turn independent of one another in response to operation of the user control. Various joint distractors for use with the orthopaedic surgical instrument are also disclosed.Type: ApplicationFiled: November 25, 2019Publication date: March 19, 2020Inventors: Marc E. Ruhling, Jason T. Sherman, Duncan G. Young, Matthew Leyden
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Patent number: 10485530Abstract: An orthopedic surgical instrument for use in knee surgeries includes an elongated body, a pair of output shafts, and a user control. A first output shaft extends out from a first side of the body along a first output axis substantially perpendicular to a longitudinal axis of the elongated body. A second output shaft also extends out from the first side of the elongated body along a second output axis substantially perpendicular to the longitudinal axis of the elongated body. The user control is coupled to the elongated body near a first end and the first and second output shafts are situated near the second end of the elongated body. Each of the first output shaft and the second output shaft are configured to turn independent of one another in response to operation of the user control. Various joint distractors for use with the orthopaedic surgical instrument are also disclosed.Type: GrantFiled: July 5, 2016Date of Patent: November 26, 2019Assignee: DePuy Ireland Unlimited CompanyInventors: Marc E. Ruhling, Jason T. Sherman, Duncan G. Young, Matthew Leyden
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Patent number: 9538953Abstract: An orthopaedic surgical device for determining the joint force of a patient's knee joint includes a tibial paddle shaped to be positioned in the patient's knee joint and a handle extending from the tibial paddle. The tibial paddle includes a sensor array positioned therein and configured to generate sensor signals indicative of the joint force of the patient's knee joint. The orthopaedic surgical device also includes a control circuit configured to control a display located on the handle to provide a visual indication of the medial and lateral balance of the joint force.Type: GrantFiled: September 20, 2013Date of Patent: January 10, 2017Assignee: DEPUY IRELAND UNLIMITED COMPANYInventors: Jason T. Sherman, Michael J. Rock, Marc E. Ruhling
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Publication number: 20160310122Abstract: An orthopedic surgical instrument for use in knee surgeries includes an elongated body, a pair of output shafts, and a user control. A first output shaft extends out from a first side of the body along a first output axis substantially perpendicular to a longitudinal axis of the elongated body. A second output shaft also extends out from the first side of the elongated body along a second output axis substantially perpendicular to the longitudinal axis of the elongated body. The user control is coupled to the elongated body near a first end and the first and second output shafts are situated near the second end of the elongated body. Each of the first output shaft and the second output shaft are configured to turn independent of one another in response to operation of the user control. Various joint distractors for use with the orthopaedic surgical instrument are also disclosed.Type: ApplicationFiled: July 5, 2016Publication date: October 27, 2016Inventors: Marc E. Ruhling, Jason T. Sherman, Duncan G. Young, Matthew Leyden
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Patent number: 9381011Abstract: An orthopedic surgical instrument for use in knee surgeries includes an elongated body, a pair of output shafts, and a user control. A first output shaft extends out from a first side of the body along a first output axis substantially perpendicular to a longitudinal axis of the elongated body. A second output shaft also extends out from the first side of the elongated body along a second output axis substantially perpendicular to the longitudinal axis of the elongated body. The user control is coupled to the elongated body near a first end and the first and second output shafts are situated near the second end of the elongated body. Each of the first output shaft and the second output shaft are configured to turn independent of one another in response to operation of the user control. Various joint distractors for use with the orthopedic surgical instrument are also disclosed.Type: GrantFiled: March 29, 2012Date of Patent: July 5, 2016Assignee: DEPUY (IRELAND)Inventors: Marc E. Ruhling, Jason T. Sherman, Duncan G. Young, Matthew Leyden
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Patent number: 8808300Abstract: An assembly includes a guide component having (i) a base defining a first passageway, and (ii) a handle attached to the base, the base including a first coupling component. The assembly further includes a first sheath defining a second passageway, the first sheath including a second coupling component configured to cooperate with the first coupling component to couple the first sheath to the base. The first passageway is aligned with the second passageway when the first sheath is coupled to the base. The assembly further includes a stop structure defining a central passage, the stop structure including an external surface having a plurality of keyways defined therein. The first sheath includes a key member configured to be selectively received in any one of the plurality of keyways. The stop structure is fixed in relation to the first sheath when the key member is positioned in any one of the plurality of keyways.Type: GrantFiled: September 27, 2007Date of Patent: August 19, 2014Assignee: Biomet C.V.Inventors: Matthew V. Leyden, Aaron J. Bisek, David A. Hawkes, Marc E. Ruhling, Jeffrey B. Waffensmith, Matthew S. Wallace
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Publication number: 20140018707Abstract: An orthopaedic surgical device for determining the joint force of a patient's knee joint includes a tibial paddle shaped to be positioned in the patient's knee joint and a handle extending from the tibial paddle. The tibial paddle includes a sensor array positioned therein and configured to generate sensor signals indicative of the joint force of the patient's knee joint. The orthopaedic surgical device also includes a control circuit configured to control a display located on the handle to provide a visual indication of the medial and lateral balance of the joint force.Type: ApplicationFiled: September 20, 2013Publication date: January 16, 2014Inventors: Jason T. Sherman, Michael J. Rock, Marc E. Ruhling
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Patent number: 8562617Abstract: An orthopaedic surgical device comprises a first sensor component and a second sensor component. Each sensor component includes a paddle set to contact a proximal tibia and a distal femur of a patient. The first sensor component and the second sensor component being movable with respect to one another to extend one paddle set beyond the other paddle set, and each paddle set includes cutouts for the clearance of the patellar tendon to avoid the need to evert the patella during use.Type: GrantFiled: May 23, 2012Date of Patent: October 22, 2013Assignee: DePuy Synthes Products, LLCInventors: Ryan Chessar, James Drummond, Marc E. Ruhling
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Publication number: 20130261631Abstract: An orthopedic surgical instrument for use in knee surgeries includes an elongated body, a pair of output shafts, and a user control. A first output shaft extends out from a first side of the body along a first output axis substantially perpendicular to a longitudinal axis of the elongated body. A second output shaft also extends out from the first side of the elongated body along a second output axis substantially perpendicular to the longitudinal axis of the elongated body. The user control is coupled to the elongated body near a first end and the first and second output shafts are situated near the second end of the elongated body. Each of the first output shaft and the second output shaft are configured to turn independent of one another in response to operation of the user control. Various joint distractors for use with the orthopedic surgical instrument are also disclosed.Type: ApplicationFiled: March 29, 2012Publication date: October 3, 2013Inventors: Marc E. Ruhling, Jason T. Sherman, Duncan G. Young, Matthew Leyden
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Publication number: 20120238911Abstract: An orthopaedic surgical device comprises a first sensor component and a second sensor component. Each sensor component includes a paddle set to contact a proximal tibia and a distal femur of a patient. The first sensor component and the second sensor component being movable with respect to one another to extend one paddle set beyond the other paddle set, and each paddle set includes cutouts for the clearance of the patellar tendon to avoid the need to avert the patella during use.Type: ApplicationFiled: May 23, 2012Publication date: September 20, 2012Inventors: Ryan Chessar, James Drummond, Marc E. Ruhling
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Patent number: 8197489Abstract: An orthopaedic surgical device comprises a first sensor component and a second sensor component. Each sensor component includes a paddle set to contact a proximal tibia and a distal femur of a patient. The first sensor component and the second sensor component being movable with respect to one another to extend one paddle set beyond the other paddle set, and each paddle set includes cutouts for the clearance of the patellar tendon to avoid the need to avert the patella during use.Type: GrantFiled: June 27, 2008Date of Patent: June 12, 2012Assignee: DePuy Products, Inc.Inventors: Ryan Chessar, James Drummond, Marc E. Ruhling
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Patent number: 8177786Abstract: A hip screw assembly for fixation of a fractured femur is provided. The hip screw assembly includes a screw for engagement with the femur. The hip screw assembly also includes a barrel defining a cavity in the barrel. The barrel is fixedly secured to the plate. The screw including a portion thereof fitted in the cavity of the barrel. The hip screw assembly also includes a stop positionable in the barrel. The stop provides a limit on the movement of said screw in said barrel. The screw and the barrel have a first arrangement between each other in which the screw slides in the cavity of said barrel a first selectable predetermined distance and a second arrangement in which the screw slides a second selectable predetermined distance. The second distance is greater than the first distance.Type: GrantFiled: March 30, 2007Date of Patent: May 15, 2012Assignee: DePuy Products, Inc.Inventors: Matthew V. Leyden, Matthew S. Wallace, Daniel S. Horwitz, George J. Haidukewych, David A. Hawkes, Marc E. Ruhling
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Patent number: 7988691Abstract: A kit for the construction of a bone plate assembly for fixation of a fractured bone is provided. The kit includes a plurality of plate members, a connecting member for retaining the plurality of plate members in a desired configuration and a plurality of locking members for securing the plate members to the connecting member.Type: GrantFiled: February 13, 2007Date of Patent: August 2, 2011Assignee: DePuy Products, Inc.Inventors: Dale R. Schulze, Jack F. Long, Priya R. Prasad, Marc E. Ruhling
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Patent number: 7837689Abstract: An assembly includes a plate holder having a body. The assembly further includes a stop structure movable in relation to the body between a first location and a second location. In addition, the assembly includes a bone plate assembly including (i) a bone plate having a plurality of fastener openings defined therein, the bone plate being attached to the body, and (ii) a fastener guide. One of the bone plate and the fastener guide includes a channel, and the other of the bone plate and the fastener guide includes a projection configured to be received in the channel.Type: GrantFiled: September 27, 2007Date of Patent: November 23, 2010Assignee: DePuy Products, Inc.Inventors: Matthew V. Leyden, Jeffrey B. Waffensmith, Timothy A. Bachman, Matthew S. Wallace, Marc E. Ruhling, Anthony J. Metzinger, Charles D. Christie
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Patent number: 7766916Abstract: An assembly includes a plate holder having (i) a body, and (ii) a coupling component rotatably supported by the body. The assembly also includes a bone plate defining (i) a plurality of fastener openings, and (ii) a recess. The coupling component has a set of external threads. The bone plate has a set of internal threads located within the recess. The set of internal threads are configured to mate with the set of external threads.Type: GrantFiled: September 27, 2007Date of Patent: August 3, 2010Assignee: DePuy Products, Inc.Inventors: Matthew V. Leyden, Jeffrey B. Waffensmith, Matthew S. Wallace, Marc E. Ruhling
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Patent number: 7753914Abstract: A depth gage for use with a drill in orthopaedics is provided. The depth gage includes a body. The body has first and second ends opposed to each other and an inner periphery defining a longitudinal aperture through the body for slidably receiving the drill. The longitudinal aperture defines a longitudinal axis of the longitudinal aperture. The body is adapted to permit the drill to be positioned in the longitudinal aperture in a direction non-coincident with the longitudinal axis.Type: GrantFiled: September 29, 2005Date of Patent: July 13, 2010Assignee: DePuy Products, Inc.Inventors: Marc E. Ruhling, Anthony J. Metzinger, Berton R. Moed, J. Tracy Watson
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Patent number: 7670341Abstract: A bone fixation assembly includes a side plate for mounting on a bone and a barrel for receiving a portion of a lag screw, and configured to be inserted into a hole in the side plate. A mechanical spring located at the upper portion of the barrel biases a first detent portion toward a locking position with a second detent portion located on the side plate such that rotation of the barrel within the hole from a first position to a second position causes a compressing portion on the detent portion to contact a compressing portion on the second detent portion thereby compressing the mechanical spring so as to allow the barrel to be rotated to a third position wherein the mechanical spring is allowed to bias the first detent portion into the locking position such that a retaining portion of the first detent is adjacent to a retaining portion of the second detent and rotation of the barrel with respect to the side plate is restricted.Type: GrantFiled: December 16, 2005Date of Patent: March 2, 2010Assignee: DePuy Products, Inc.Inventors: Matthew V. Leyden, William Thomas Ryder, Wesley D. Johnson, Aaron J. Bisek, Marc E. Ruhling, Matthew S. Wallace
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Publication number: 20090326544Abstract: An orthopaedic surgical device comprises a first sensor component and a second sensor component. Each sensor component includes a paddle set to contact a proximal tibia and a distal femur of a patient. The first sensor component and the second sensor component being movable with respect to one another to extend one paddle set beyond the other paddle set, and each paddle set includes cutouts for the clearance of the patellar tendon to avoid the need to avert the patella during use.Type: ApplicationFiled: June 27, 2008Publication date: December 31, 2009Inventors: Ryan Chessar, James Drummond, Marc E. Ruhling