Patents Assigned to Neurostructures, Inc.
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Patent number: 11717419Abstract: An expandable interbody spacer for the spine is provided. The spacer includes upper and lower endplates simultaneously movable with respect to a housing along an axis transverse to a longitudinal axis to increase or decrease the height of the spacer selectably along both an anterior side and a posterior side for uniform expansion/contraction of the endplates or only along the anterior side for angular expansion/contraction of the endplates. A spacer deployment instrument is provided that is selectable to effect uniform or angular expansion/contraction. When uniform expansion/contraction is selected a gear on an anterior rod is engaged with a gear on a posterior rod to simultaneously rotate both rods in opposite directions. Opposite threads on actuators of the spacer effect translation of the actuators in the same direction along the longitudinal axis.Type: GrantFiled: December 10, 2020Date of Patent: August 8, 2023Assignee: Neurostructures, Inc.Inventors: Moti Altarac, Joey Reglos
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Publication number: 20220233326Abstract: An expandable interbody spacer for the spine is provided. The interbody spacer includes a housing, upper and lower endplates, an anterior actuator, a posterior actuator, an anterior drive screw, and a posterior drive screw. The anterior and posterior drive screws are independently or simultaneously rotated with respect to each other by a driver to wedge one or more of the anterior and posterior actuators between the endplates moving them into parallel and/or angular expansion.Type: ApplicationFiled: April 19, 2022Publication date: July 28, 2022Applicant: Neurostructures, Inc.Inventors: Moti Altarac, Joey Reglos
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Patent number: 11382761Abstract: An expandable interbody spacer for the spine is provided. The interbody spacer includes a housing, a top endplate and a bottom endplate. An actuator is located inside the housing between the top and bottom endplates. A locking screw is configured to drive the actuator and move the endplates between collapsed and expanded configurations. Variations of the expandable spacer are provided in which the endplates move bilaterally outwardly into uniform and parallel expansion along the latitudinal axis, the endplates angulate about a pivot point along a longitudinal axis such that the distal end of the spacer increases in height relative to the proximal end, and the endplates angulate about a pivot along a lateral axis such that the height along one lateral side of the spacer increases in height relative to the other lateral side.Type: GrantFiled: April 11, 2020Date of Patent: July 12, 2022Assignee: Neurostructures, Inc.Inventors: Moti Altarac, Joey Reglos
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Patent number: 11304817Abstract: An expandable interbody spacer for the spine is provided. The interbody spacer includes a housing, upper and lower endplates, an anterior actuator, a posterior actuator, an anterior drive screw, and a posterior drive screw. The anterior and posterior drive screws are independently or simultaneously rotated with respect to each other by a driver to wedge one or more of the anterior and posterior actuators between the endplates moving them into parallel and/or angular expansion.Type: GrantFiled: June 5, 2020Date of Patent: April 19, 2022Assignee: Neurostructures, Inc.Inventors: Moti Altarac, Joey Reglos
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Patent number: 11076892Abstract: An anterior cervical plate system is provided. The plate is configured to receive bone screws for attachment to and immobilization of adjacent vertebrae of the spine. The system includes a cup retained inside a through hole of the plate by a cup retainer. A bone screw is retained inside the cup by a lock that is movable between a locked position and an unlocked position. The cup is permitted to angulate forward and backward with respect to the plate and the bone screw is permitted to angulate conically with respect to the cup to provide a plate system with extreme angulation for the bone screw.Type: GrantFiled: August 3, 2018Date of Patent: August 3, 2021Assignee: NeuroStructures, Inc.Inventors: Moti Altarac, Joey Reglos
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Patent number: 11071629Abstract: An interbody spacer for the spine is provided. The interbody spacer includes a cage and bone screws configured to anchor the cage between two vertebrae of the spine. The cage includes a screw plate configured to mate with the cage in a front-loading fashion. The screw plate is interchangeable with another screw plate configured to receive a different number of bone screws. For example, one screw plate adapted for three bone screws is interchangeable with another screw plate adapted for four bone screws and removably connected to the same cage. The screw plate is connectable intraoperatively or pre-assembled. Each screw plate is also provided with an anti-backout mechanism to retain the bone screws and prevent the bone screws from backing out with respect to the screw plate. The anti-backout mechanism includes a cover plate, locking screw or retaining ring.Type: GrantFiled: October 13, 2018Date of Patent: July 27, 2021Assignee: NeuroStructures Inc.Inventors: Moti Altarac, Joey Reglos, Alan Goodin
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Patent number: 10980641Abstract: An interbody spacer for the spine is provided. The interbody spacer includes a cage and at least one bone screw configured to anchor the cage between two vertebrae of the spine. The cage includes a lock rotationally movable with respect to the cage between a locked configuration and an unlocked configuration. When in an unlocked configuration, bone screws may be inserted and removed from the cage. When in a locked configuration, the insertion and removal pathway of the bone screw is blocked by the lock, thereby, providing backout protection for the bone screws. The lock is coupled to the cage by a pronged retainer and includes a camming surface to provide for incremental rotation of the lock. The lock includes a space-saving shape providing for maximum bone screw angulation on a laterally smaller anterior platform.Type: GrantFiled: May 4, 2017Date of Patent: April 20, 2021Assignee: NeuroStructures, Inc.Inventors: Moti Altarac, Joey Reglos, Babak Barcohana
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Patent number: 10512547Abstract: An interbody spacer for the spine is provided. The interbody spacer includes a cage and at least one bone screw configured to anchor the cage between two vertebrae of the spine. The cage includes a lock rotationally movable with respect to the cage between a locked configuration and an unlocked configuration. When in an unlocked configuration, bone screws may be inserted and removed from the cage. When in a locked configuration, the insertion and removal pathway of the bone screw is blocked by the lock, thereby, providing backout protection for the bone screws. The lock is coupled to the cage by a retaining ring. The lock assembly also includes a timing lock to provide for incremental rotation of the lock. The lock includes a space-saving shape providing for maximum bone screw angulation on a laterally smaller anterior platform.Type: GrantFiled: May 4, 2017Date of Patent: December 24, 2019Assignee: NeuroStructures, Inc.Inventors: Moti Altarac, Joey Reglos, Babak Barcohana
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Patent number: 10368923Abstract: A bone fixation system is provided. The bone fixation system includes a receiver coupled to a bone fastener. The receiver includes an inner bore and channel that provides a seat for an elongate fixation rod. The inner surface of the receiver includes locations for an instrument to securely grasp the receiver from the inside of the receiver without obstructing the inner bore. The instrument is provided with hooks that uniquely grasp the receiver from the inside and outside of the receiver. The instrument also includes flexible prongs configured to engage recesses formed in the outer surface of the receiver. The prongs have prong extensions that conform in shape to the recesses. The prongs and recesses have three separated perimeter surfaces each having a component perpendicular to the longitudinal axis. The bone fixation system provides a strong connection between the screw and the instrument for the demands unique to spinal surgery.Type: GrantFiled: October 28, 2014Date of Patent: August 6, 2019Assignee: NeuroStructures, Inc.Inventors: Moti Altarac, Joey Reglos
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Patent number: 10016224Abstract: An anterior cervical plate system is provided. The plate is configured to receive bone screws for attachment to and immobilization of adjacent vertebrae of the spine. The system includes a lock configured to prevent the bone screws from backing out of the plate. The lock includes at least one blocking surface that is movable between a blocked configuration preventing the bone screw from backing out and an unblocked configuration allowing passage of the bone screw. The lock achieves a blocked position in a rotation of less than 90 degrees while maintaining or increasing a low-profile.Type: GrantFiled: October 14, 2016Date of Patent: July 10, 2018Assignee: NeuroStructures, Inc.Inventors: Moti Altarac, Joey Reglos
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Patent number: 9649138Abstract: A spinal facet bone screw and minimally invasive surgical method of implanting a facet screw to stabilize the spine are provided. The facet screw includes an elongated body portion having a head, a threaded portion and a distal threadless portion. A pair of flutes formed in the elongated body extends from the distal end across the threadless portion and into the distal end of the threaded portion. The flute creates a self-tapping cutting surface that includes a heel edge that is curved with respect to the outer surface. The method of implantation comprises making a minimally invasive incision on the side of the midline contralateral to the target facet joint and delivering the screw across the interspinous process using the adjacent spinous processes as guideposts. The facet screw system fixes juxtaposed facet articular processes to enhance spinal fusion and stability and the method provides for accurate, repeatable and easy implantation.Type: GrantFiled: January 22, 2016Date of Patent: May 16, 2017Assignee: NeuroStructures, Inc.Inventors: Moti Altarac, Joey Reglos, John Fredrick Stephani
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Patent number: 9629664Abstract: An anterior cervical plate system is provided. The cervical plate includes an actuator and two locks located between two holes adapted to receive fasteners. Each lock includes a pair of fingers oppositely disposed from a fastener retaining flange. The retaining flange face the holes and the fingers face each other with the actuator located between the fingers. The actuator includes an elongated body. As the actuator is rotated from an unlocked to a locked position, the elongated body pushes both locks simultaneously outwardly to retain fasteners placed inside the holes. As the actuator is rotated in the opposite direction to an unlocked position, the elongated body catches hooks on the fingers to pull the locks inwardly away from holes. The locks are configured to prevent bone fasteners from backing out of the plate.Type: GrantFiled: January 20, 2014Date of Patent: April 25, 2017Assignee: Neurostructures, Inc.Inventors: Moti Altarac, Joey Reglos
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Publication number: 20150201982Abstract: An anterior cervical plate system is provided. The cervical plate includes an actuator and two locks located between two holes adapted to receive fasteners. Each lock includes a pair of fingers oppositely disposed from a fastener retaining flange. The retaining flange face the holes and the fingers face each other with the actuator located between the fingers. The actuator includes an elongated body. As the actuator is rotated from an unlocked to a locked position, the elongated body pushes both locks simultaneously outwardly to retain fasteners placed inside the holes. As the actuator is rotated in the opposite direction to an unlocked position, the elongated body catches hooks on the fingers to pull the locks inwardly away from holes. The locks are configured to prevent bone fasteners from backing out of the plate.Type: ApplicationFiled: January 20, 2014Publication date: July 23, 2015Applicant: Neurostructures, Inc.Inventors: Moti Altarac, Joey Reglos
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Patent number: 9084591Abstract: The retractor system for use in spinal surgery and other types of surgical procedures that is a simple and efficient solution for minimally invasive access to thoracolumbar spine is disclosed. The fully customizable design allows the surgeon to independently angle the retractor blades and expand the retractor in both cephalad-caudal and medial-lateral directions. With an offering of a range of blade lengths, access can be tailored to the patient's anatomy. The retractor system provides versatility and control ensuring minimal tissue trauma.Type: GrantFiled: January 4, 2013Date of Patent: July 21, 2015Assignee: NeuroStructures, Inc.Inventors: Joey Reglos, Moti Altarac, John Fredrick Stephani
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Publication number: 20140135848Abstract: An anterior cervical plate system is provided. The cervical plate includes a retention ring with a deflectable flange that is upwardly spaced from the top surface of the ring and configured to prevent an inserted bone fastener from backing out of the plate. The plate includes a locking pin having a camming surface and a blocking surface. When the camming surface is moved into position adjacent to the flange, the flange is free to flex out of the way of a bone screw being inserted into or removed from the plate. When the blocking surface is positioned adjacent to the flange, outward deflection of the flange is prevented to retain the bone screw inside the plate. The locking pin is rotated through a camming surface to bring a blocking surface against the flange deflecting the flange onto the head of the bone screw.Type: ApplicationFiled: January 20, 2014Publication date: May 15, 2014Applicant: Neurostructures, Inc.Inventors: Moti Altarac, Joey Reglos, John Fredrick Stephani
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Patent number: 8668723Abstract: An anterior cervical plate system is provided. The cervical plate includes a retention ring with a deflectable flange that is upwardly spaced from the top surface of the ring and configured to prevent an inserted bone fastener from backing out of the plate. The plate includes a locking pin having a camming surface and a blocking surface. When the camming surface is moved into position adjacent to the flange, the flange is free to flex out of the way of a bone screw being inserted into or removed from the plate. When the blocking surface is positioned adjacent to the flange, outward deflection of the flange is prevented to retain the bone screw inside the plate. The locking pin is rotated through a camming surface to bring a blocking surface against the flange deflecting the flange onto the head of the bone screw.Type: GrantFiled: July 19, 2011Date of Patent: March 11, 2014Assignee: Neurostructures, Inc.Inventors: Moti Altarac, Joey Reglos, John Fredrick Stephani