Patents by Inventor Michael Barrus
Michael Barrus 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: 9655664Abstract: Provided is a novel rod reducing device including a screw jack mechanism that is moveably engaged with an elongated grasping fork assembly, the screw jack mechanism having an elongated threaded portion, the elongated threaded portion being connected at its most distal end to a rod contact member, which is positioned in sliding circumferential contact with each of the two opposing elongated grasping members and the most proximal end of the elongated threaded portion terminating in a controlling member, which can be activated in a measured and controlled manner. A method of using the device is also provided.Type: GrantFiled: December 29, 2016Date of Patent: May 23, 2017Assignee: K2M, Inc.Inventors: Michael Barrus, Scott A. Jones
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Publication number: 20170105773Abstract: Provided is a novel rod reducing device including a screw jack mechanism that is moveably engaged with an elongated grasping fork assembly, the screw jack mechanism having an elongated threaded portion, the elongated threaded portion being connected at its most distal end to a rod contact member, which is positioned in sliding circumferential contact with each of the two opposing elongated grasping members and the most proximal end of the elongated threaded portion terminating in a controlling member, which can be activated in a measured and controlled manner. A method of using the device is also provided.Type: ApplicationFiled: December 29, 2016Publication date: April 20, 2017Inventors: Michael Barrus, Scott A. Jones
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Publication number: 20170071637Abstract: The present disclosure provides a transverse connector having first and second spinal rod connecting members disposed on opposing ends of a cross member. Each spinal rod connecting member is configured to connect to a spinal rod. The first and second spinal rod connecting members are configured for multidirectional articulation relative to the cross member.Type: ApplicationFiled: November 22, 2016Publication date: March 16, 2017Inventors: Michael Barrus, Scott Jones, Catherine Ross
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Patent number: 9579127Abstract: An implant includes an implantable portion and a housing. The implantable portion has a head and a shank extending from the head. The shank has a solid outer surface and defines a radius of curvature. The housing is pivotally and rotatably coupled to the head and is configured to secure a rod to the implantable portion. The housing is fixed relative to the implantable portion when a rod is secured within the housing.Type: GrantFiled: March 13, 2014Date of Patent: February 28, 2017Assignee: K2M, Inc.Inventors: John Kostuik, Richard W. Woods, Nick Missos, Michael Barrus
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Patent number: 9566167Abstract: An expandable spinal implant configured for positioning within a space between adjacent vertebral bodies includes an upper body, a lower body, and first and second pins. The lower body is adapted to slidably receive the upper body. Grooves are disposed on opposing side surfaces of the upper body, and grooves are disposed on an inner surface of a bore defined through the lower body. Corresponding first and second apertures are defined through an end surface of the lower body thereby permitting advancement of the first and second pins within the first and second apertures, grooves of the lower body, and a corresponding pair of grooves of the upper body to secure the position of the upper body relative to the lower body. A method of performing spinal surgery is also disclosed.Type: GrantFiled: August 22, 2014Date of Patent: February 14, 2017Assignee: K2M, Inc.Inventors: Michael Barrus, Brandon Moore
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Publication number: 20170007299Abstract: A system for securing a flexible member to a vertebra includes a flexible member, a fixation member, and an inserter. The flexible member includes two ends. The fixation member includes a head and a shank that defines a longitudinal axis of the fixation member. The head defines a slot that passes through the head orthogonal to the longitudinal axis. The slot receives a portion of the flexible member. The inserter includes a handle and a tubular member that has proximal and distal end portion. The proximal end portion is attached to the handle and the distal end portion extends from the handle. The tubular member defines a passage between the proximal and distal end portions. The distal end portion includes a couple for receiving the head of the fixation member with the portion of the flexible member received in the slot of the flexible member.Type: ApplicationFiled: April 22, 2016Publication date: January 12, 2017Inventors: Gregory Mundis, JR., Han Jo Kim, John Ferguson, Laurel Blakemore, Michael Barrus
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Patent number: 9532816Abstract: Provided is a novel rod reducing device including a screw jack mechanism that is moveably engaged with an elongated grasping fork assembly, the screw jack mechanism having an elongated threaded portion, the elongated threaded portion being connected at its most distal end to a rod contact member, which is positioned in sliding circumferential contact with each of the two opposing elongated grasping members and the most proximal end of the elongated threaded portion terminating in a controlling member, which can be activated in a measured and controlled manner. A method of using the device is also provided.Type: GrantFiled: January 30, 2015Date of Patent: January 3, 2017Assignee: K2M, Inc.Inventors: Michael Barrus, Scott A. Jones
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Patent number: 9510858Abstract: A device, system and method for orthopedic spine surgery using a novel screw-based retractor, disclosed herein, that allows for access to the spine through a minimally or less invasive approach. The retractor device is designed to be coupled to a pedicle screw and then to have opposed arms of the retractor spread apart to open the wound proximally. The retractor is removed by pulling it out of the wound whereby the retractor is deformed to pass over the pedicle screw head. The retractor is intended to be made of a stiff plastic material, sterile packaged and disposable after one use. A system and method for using the retractor and performing a minimally invasive spine surgical procedure are also disclosed.Type: GrantFiled: October 20, 2015Date of Patent: December 6, 2016Assignee: K2M, Inc.Inventors: Josef Gorek, John Kostuik, George Picetti, Kevin R. Strauss, Michael Barrus, Larry Mcclintock, Richard W. Woods
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Patent number: 9504500Abstract: The present disclosure provides a transverse connector having first and second spinal rod connecting members disposed on opposing ends of a cross member. Each spinal rod connecting member is configured to connect to a spinal rod. The first and second spinal rod connecting members are configured for multidirectional articulation relative to the cross member.Type: GrantFiled: November 5, 2014Date of Patent: November 29, 2016Assignee: K2M, INC.Inventors: Michael Barrus, Scott Jones, Catherine Ross
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Patent number: 9468472Abstract: A transverse rod connector includes an elongate member having first and second ends and first and second connection members. The first and second connection members are connected with first and second ends, respectively. The first and second connection members are configured for multidirectional positioning with respect to the elongate member. The first and second connection members are each dimensioned to be selectively and releasably secured to a bone anchor.Type: GrantFiled: January 29, 2015Date of Patent: October 18, 2016Assignee: K2M, Inc.Inventors: Michael Barrus, Scott Jones, Steven A. Brown
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Patent number: 9468476Abstract: Systems and methods for surgical spinal correction are disclosed. A system including a plurality of bone screws, spinal rods, manipulators, and/or transverse couplers is disclosed for the manipulation of the spinal column is disclosed. A method of achieving, in a single action, manipulation and/or rotation of the spinal column using the disclosed system is disclosed. Also disclosed is a method of conducting spinal surgery to correct spinal deformities wherein spinal rods are pre-bent in a physiological sagittal plane prior to attachment of the vertebrae using bone screws.Type: GrantFiled: February 12, 2014Date of Patent: October 18, 2016Assignee: K2M, INC.Inventors: Oheneba Boachie-Adjei, Andrew Thomas Rock, Raymund Woo, Michael Barrus, Scott Jones
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Patent number: 9452000Abstract: A rod reducer apparatus is disclosed and includes a housing, an anvil coupled to a shaft, a plurality of arm members, and a button. The housing has an opening extending therethrough for receiving the shaft. The anvil is coupled to one end of the shaft. The button is slidably disposed in the housing and transitionable between first and second positions. The button is engageable with the shaft such that rotation of the shaft is translated into linear movement of the anvil.Type: GrantFiled: October 7, 2014Date of Patent: September 27, 2016Assignee: K2M, Inc.Inventor: Michael Barrus
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Publication number: 20160256195Abstract: A spinal stabilization system includes a connecting rod, a rod bending device, and a plurality of bone screws. The connecting rod includes an elongate round portion, an elongate head portion and a neck portion connecting the elongate round portion with the elongate head portion. The rod bending device includes an elongate body defining an aperture configured and dimensioned to receive the connecting rod therethrough in a single orientation. The bone screws include a housing portion and a screw shaft distally extending from the housing portion. The housing portion includes an inner housing and an outer housing slidably surrounding at least a portion of the inner housing. The inner housing defines a slot configured and dimensioned to releasably secure the elongate round portion of the connecting rod therein. The outer housing is movable relative to the inner housing between an unlocked state and a locked state.Type: ApplicationFiled: January 29, 2016Publication date: September 8, 2016Inventors: Oheneba Boachie-Adjei, Kevin R. Strauss, Clint Boyd, Michael Barrus, Scott Jones, Jennifer Moore
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Patent number: 9421038Abstract: A spinal stabilization system includes a shaped spinal rod and a plurality of bone screws. The shaped spinal rod includes a body portion, a head portion, and a neck portion connecting the body portion to the head portion. The shaped spinal rod provides coronal rigidity for a complex deformity construct, and allows for rotation of the shaped spinal rod in a medial and lateral direction to facilitate insertion into the screw head. The bone screws include a housing portion and a screw shaft distally extending from the housing portion. The housing portion includes an inner housing and an outer housing slidably surrounding at least a portion of the inner housing. The inner housing defines a slot configured and dimensioned to releasably secure the body portion of the shaped spinal rod therein. The outer housing is movable relative to the inner housing between an unlock state and a locked state.Type: GrantFiled: December 8, 2014Date of Patent: August 23, 2016Assignee: K2M, Inc.Inventors: Hilali Noordeen, Michael Barrus
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Publication number: 20160235447Abstract: A spinal fixation construct for aligning vertebral bodies includes a bone screw, a spinal rod, a flexible member, and a fixation member. The spinal rod is disposed within a saddle portion of a housing of the bone screw, and includes an elongated body having a first end and a second end. The spinal rod is formed from a first material having a first modulus of elasticity. The flexible member is coupled to the spinal rod, and includes an elongated body having a first end portion and a second end portion. The flexible member is formed from a second material having a second modulus of elasticity that is different from the first modulus of elasticity. The fixation member includes a threaded body portion and a head portion defining a hole therethrough. A portion of the flexible member extends through the hole of the head portion.Type: ApplicationFiled: February 12, 2016Publication date: August 18, 2016Inventors: Gregory Mundis, Jr., Han Jo Kim, John Ferguson, Michael Barrus
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Patent number: 9414860Abstract: A manipulation device includes a body portion, a plurality of articulatable legs, and at least one lock member. The legs extend from the body portion. Each of the legs is configured to engage a surgical instrument at a distal end thereof. Each of the legs is transitionable between an unlocked condition, wherein the leg is free to articulate, and a locked condition, wherein the leg is fixed in position. The at least one lock member is operably disposed within the body portion and is coupled to at least one of the articulatable legs. The lock member is rotatable relative to the body portion between an unlocked position and a locked position for transitioning the at least one articulatable leg coupled thereto between the unlocked condition and the locked condition.Type: GrantFiled: January 23, 2015Date of Patent: August 16, 2016Assignee: K2M, Inc.Inventors: Oheneba Boachie-Adjei, John Kish, Craig Kashuba, Jennifer Moore, Michael Barrus, Nicholas A. Psaltos
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Publication number: 20160120575Abstract: A system for fixing spinal vertebrae utilizes a spinal rod that has varying properties along its length such that a lower stiffness portion is placed in the cranial or caudal end positions of the spinal rod to address potential adjacent level failure. The spinal rod includes a core member formed of a first material having a first modulus of elasticity and a sheath member formed of a second material having a second modulus of elasticity different from the first modulus of elasticity. The core member includes a first portion having a uniform outer diameter and a second portion extending from the first portion. At least a portion of the second portion has an outer diameter smaller than the uniform outer diameter of the first portion. The sheath member has a lumen extending therethrough that is sized for slidably receiving the second portion of the core member therein.Type: ApplicationFiled: October 30, 2015Publication date: May 5, 2016Inventor: Michael Barrus
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Patent number: 9295494Abstract: A spinal stabilization system includes a connecting rod, a rod bending device, and a plurality of bone screws. The connecting rod includes an elongate round portion, an elongate head portion and a neck portion connecting the elongate round portion with the elongate head portion. The rod bending device includes an elongate body defining an aperture configured and dimensioned to receive the connecting rod therethrough in a single orientation. The bone screws include a housing portion and a screw shaft distally extending from the housing portion. The housing portion includes an inner housing and an outer housing slidably surrounding at least a portion of the inner housing. The inner housing defines a slot configured and dimensioned to releasably secure the elongate round portion of the connecting rod therein. The outer housing is movable relative to the inner housing between an unlocked state and a locked state.Type: GrantFiled: June 28, 2011Date of Patent: March 29, 2016Assignee: K2M, Inc.Inventors: Kevin R. Strauss, Scott Jones, Jennifer Moore, Michael Barrus, Oheneba Boachie-Adjei, Robert Clinton Boyd
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Patent number: 9271763Abstract: A transverse rod connector includes an elongate member having first and second ends and first and second connection members. The first and second connection members are connected with first and second ends, respectively. The first and second connection members are configured for multidirectional positioning with respect to the elongate member. The first and second connection members are each dimensioned to be selectively and releasably secured to a bone anchor.Type: GrantFiled: January 29, 2015Date of Patent: March 1, 2016Assignee: K2M, LLCInventors: Michael Barrus, Scott Jones, Steven A. Brown
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Publication number: 20160038182Abstract: A device, system and method for orthopedic spine surgery using a novel screw-based retractor, disclosed herein, that allows for access to the spine through a minimally or less invasive approach. The retractor device is designed to be coupled to a pedicle screw and then to have opposed arms of the retractor spread apart to open the wound proximally. The retractor is removed by pulling it out of the wound whereby the retractor is deformed to pass over the pedicle screw head. The retractor is intended to be made of a stiff plastic material, sterile packaged and disposable after one use. A system and method for using the retractor and performing a minimally invasive spine surgical procedure are also disclosed.Type: ApplicationFiled: October 20, 2015Publication date: February 11, 2016Inventors: Josef Gorek, John Kostuik, George Picetti, Kevin R. Strauss, Michael Barrus, Larry Mcclintock, Richard W. Woods