SPINEFRONTIER, INC Patent applications |
Patent application number | Title | Published |
20150265317 | SYSTEM AND METHOD FOR SPINAL DECOMPRESSION - A system for performing a laminoplasty procedure in a spinal vertebra includes an implant and an inserter tool. The implant is configured to be placed on a previously formed lamina opening of the spinal vertebra, and is shaped and dimensioned to be placed in the lamina opening after the opening has been distracted. The inserter tool is configured to insert the implant near the lamina opening and then to distract the lamina opening so that the lamina opening is dimensioned to receive the implant and then to place the implant into the distracted lamina opening while simultaneously holding the lamina opening in a distracted state. | 09-24-2015 |
20150216573 | BONE FASTENER FOR A SPINAL FIXATION ASSEMBLY - An implantable cervical plate assembly includes a cervical plate, one or more bone fasteners. The cervical plate comprises an elongated asymmetric body having one or more through-openings extending from the front surface to the back surface of the elongated asymmetric body. The one or more bone fasteners are configured to be inserted through the one or more through-openings, respectively. The bone fasteners comprise a threaded main body and a head that includes one or more breakable structures configured to be broken when inserted into a groove and then unflex and remain captured within the groove. | 08-06-2015 |
20150080972 | SYSTEM AMD METHOD FOR BONE FUSING IMPLANTS AND IMPLANT INSERTION TOOLS - A method for fusing two adjacent stacked bones includes the following. First, inserting first and second pins into first and second locations of a first surface of one of the two adjacent stacked bones, respectively. Next, inserting a dilator over each of the first and second pins to dilate tissue around the first and second pins. Next, inserting a tissue protector over the dilator and removing the dilator. Next, inserting a cannulated drill through the tissue protector over each of the first and second pins and drilling first and second openings in the first and second locations, respectively, wherein the first and second opening extend through the two adjacent stacked bones. Next, tapping threads in the first opening and inserting a first bone fusing implant in the first opening, wherein the first bone fusing implant comprises threads configured to engage the threads of the first opening. Next, impacting a broach into the second opening to generate a pattern corresponding to a pattern of a second bone fusing implant and then inserting the second bone fusing implant in the second opening. | 03-19-2015 |
20150012097 | SYSTEM AMD METHOD FOR AN EXPANDABLE INTERVERTEBRAL IMPLANT - An expandable intervertebral implant includes a base body, a top endplate and a center component. The top endplate is configured to be placed onto an open top of the base body and to expand upward. The top endplate includes a plate, first and second side protrusions extending vertically downward from first and second sides of the plate, respectively, first and second protrusions including inclined surfaces and extending obliquely downward from a first end of the plate and third and fourth protrusions having a triangular shape with at least one inclined surface and extending downward from a second end of the plate. The center component is configured to be placed within the base body and to interface with the top endplate and to move longitudinally forward or backward within the base body, thereby causing the top endplate to expand upwards or move downward, respectively. | 01-08-2015 |
20140200670 | SYSTEM AND METHOD FOR A SPINAL STABILIZATION IMPLANT ASSEMBLY - A spinal stabilization implant assembly includes a first cervical stabilization plate comprising an elongated body having a top portion and a bottom portion, and a second cervical stabilization plate comprising an elongated body having a top portion and a bottom portion. The bottom portion of the first cervical stabilization plate is attached to a first vertebra and the top portion of the second stabilization plate is stacked end-to-end below the bottom portion of the first cervical stabilization plate and is attached to the same first vertebra. The top portion of the first cervical stabilization plate is attached to a second vertebra, and the bottom portion of the second stabilization plate is attached to a third vertebra. The second vertebra is superior to the first vertebra, and the third vertebra is inferior to the first vertebra. | 07-17-2014 |
20140148856 | SYSTEM AMD METHOD FOR TRANSLATERAL LINKING OF BILATERAL SPINAL FIXATION RODS - A connector assembly for translateral linking of bilateral spinal fixation rods includes first and second components. The first component has an elongated body having first and second ends, and the first end of the first component is configured to connect to a first spinal fixation rod. The second component has an elongated body having first and second ends, and the first end of the second component is configured to connect to a second spinal fixation rod. The second end of the first component is configured to be slidably connected to the second end of the second component. | 05-29-2014 |
20140088711 | SYSTEM AND METHOD FOR AN INTERBODY SPINAL FUSION ASSEMBLY - An interbody spinal fusion assembly includes an interbody cage, planar metal pins and bone fasteners. The interbody cage includes a metal cage and a PEEK insert. The PEEK insert is inserted into a slot of the metal cage and is secured to the metal cage with a pin. The assembled interbody cage is inserted in the space between two adjacent vertebras and is secured in placed with the planar metal pins and the bone fasteners. | 03-27-2014 |
20130184749 | CERVICAL PLATE ASSEMBLY - An implantable cervical plate assembly includes a cervical plate, one or more bone fasteners and a driver tool. The cervical plate comprises an elongated asymmetric body having one or more through-openings extending from the front surface to the back surface of the elongated asymmetric body. The one or more bone fasteners are configured to be inserted through the one or more through-openings, respectively. The bone fasteners comprise a threaded main body and a head that includes one or more flexible structures configured to be flexed and inserted into a groove and then unflex and remain captured within the groove. The driver tool includes an elongated shaft, a handle and a bone fastener-engaging. The bone fastener-engaging component comprises one or more structures that complement and engage at least one of grooves and lobes of the bone fastener opening. | 07-18-2013 |
20120323280 | METHODS, TOOLS AND DEVICES FOR SPINAL FIXATION - A method for spinal rod insertion includes providing a U-shaped hook tool comprising first and second legs, and inserting the first leg into a first location of a first vertebra and then pushing the hook tool along an arc-shaped path until the first leg exits through a second location of an adjacent second vertebra. Next, providing a spinal stabilization rod and a folded flexible wire comprising first and second open ends at the front end and a closed loop end. The closed loop end is attached to a first end of the spinal stabilization rod and the first and second open ends of the folded flexible wire are inserted into an open end of the second leg of the hook, and the folded flexible wire is threaded through the U-shaped hook and the first and second open ends of the flexible wire exit through an open end of the first leg. | 12-20-2012 |
20120303039 | METHODS, TOOLS AND DEVICES FOR PERCUTANEOUS ACCESS IN MINIMALLY INVASIVE SPINAL SURGERIES - A cannula assembly for providing percutaneous access in minimally invasive spinal surgeries, includes an outer cannula, a nerve probe dilator and a multistage dilator system comprising a first dilator, a second dilator, a third dilator and a fourth dilator. The outer cannula and the dilators are slidable relative to each other and are arranged sequentially so that the fourth dilator surrounds the nerve probe dilator, the third dilator slides over a surface of the fourth dilator, the second dilator slides over a surface of the third dilator, the first dilator slides over a surface of the second dilator, and the outer cannula surrounds the first dilator. | 11-29-2012 |
20120226314 | INTERSPINOUS SPACER IMPLANT - An improved spinous process fixation implant assembly | 09-06-2012 |
20120209327 | SYSTEM AND METHOD FOR FACET FIXATION - A spinal fixation element includes a screw and a washer. The screw comprises an elongated body of a first diameter and the body includes a threaded portion at a distal end and a semispherical head of a second diameter at a proximal end. The second diameter is larger than the first diameter. The washer comprises a semispherical through opening of a third diameter at the top, of a fourth diameter in the middle and of a fifth diameter at the bottom. The third diameter is slightly smaller than the second diameter, the fourth diameter is slightly larger than the second diameter and the fifth diameter is smaller than the second diameter. The washer surrounds the semispherical head, is non-removably attached to the semispherical head and is rotatable and positionable at an angle relative to the elongated body. | 08-16-2012 |
20120016418 | INTERSPINOUS FIXATION IMPLANT - An implantable assembly for stabilization of two adjacent spinous processes in a spinal column includes an elongated first component extending along a first axis, an elongated second component extending along a second axis, a hub spacer, means for inserting and securing the hub spacer transversely through the interspinous ligament separating the first and second spinous processes and means for clamping and securing first and second spinous processes of first and second adjacent vertebras, respectively, between the first and second components. The first and second components are arranged opposite and parallel to each other and are separated by the hub spacer. | 01-19-2012 |
20110288588 | SYSTEM AND METHOD FOR FACET FIXATION AND FUSION - A spinal fixation and fusion assembly includes a bone anchoring member, a cylindrical rod and a cap. The bone anchoring member comprises an elongated body that is made entirely of bone type material. The elongated body includes a main shaft, a conical shaped distal end, a flared out proximal end, and a through-opening extending along an axis from the proximal end to the distal end. The cylindrical rod is shaped and dimensioned to be received within the through-opening and is made entirely of metal. The cap is made entirely of metal and is attached to a proximal end of the cylindrical rod. | 11-24-2011 |
20110190821 | SPINAL SCREW ASSEMBLY - A spinal screw assembly includes a bone-anchoring member, a washer, and a seat. The bone-anchoring member includes a main shaft, a washer head, and a spherical head. The spherical head extends upward from the top end of the main shaft and the washer head extends laterally from a location of the main shaft between the main shaft's top end and bottom end. The washer is polyaxially rotatable and positionable around the washer head and is configured to be placed at a first angle relative to the main shaft. The seat is polyaxially rotatable and positionable around the spherical head independent from the washer and is configured to be placed at a second angle relative to the main shaft, wherein the second angle is independent from the first angle. | 08-04-2011 |
20110106261 | SYSTEM AND METHOD FOR AN INTERVERTEBRAL IMPLANT ASSEMBLY - An intervertebral implant assembly includes and inserter tool and an implant having a U-shaped body shaped and dimensioned to be placed between two adjacent vertebras. The U-shaped body comprises a rounded front end, an open back end, first and second elongated components extending from the rounded front end, forming the U-shaped body and ending at the open back end and at least one rigid strut extending from and connecting opposite inner side surfaces of the first and second elongated components. A first through-opening is formed in the space between the front end, the rigid strut and the opposite inner side surfaces of the front portions of the first and second elongated components and a second through-opening is formed in the space between the open back end, the rigid strut and the opposite inner side surfaces of the back portions of the first and second elongated components. The inserter tool comprises a shaft, a middle sleeve and an outer sleeve that work together to attach and lock to the implant. | 05-05-2011 |
20110082506 | CERVICAL PLATE ASSEMBLY - An implantable cervical plate assembly for stabilization of two adjacent spinal vertebras includes a cervical plate and one or more bone fasteners. The cervical plate comprises an elongated asymmetric body having a first straight side surface, a second contoured side surface opposite to the first side surface, front and back surfaces and top and bottom surfaces. The elongated asymmetric body comprises one or more through-openings extending from the front surface to the back surface of the elongated asymmetric body. The one or more bone fasteners are configured to be inserted through the one or more through-openings, respectively, and to be attached to locations in the spinal vertebras, thereby attaching the cervical plate to the spinal vertebras. The through-openings comprise a first diameter at the front surface of the elongated body, a second diameter at the back surface of the elongated body and a third diameter in the area between the front and back surfaces of the elongated body. The first diameter is smaller than the third diameter, thereby forming a lip at the top of the through-openings. The third diameter is larger than the second diameter and the first diameter is larger than the second diameter, thereby forming a groove within the perimeter of the inner wall of the through-openings. The bone fasteners comprise a threaded main body and a head. The threaded main body comprises threads for engaging the spinal vertebras and the head comprises one or more flexible structures configured to be flexed and inserted into the groove and then unflex and remain captured within the groove. | 04-07-2011 |
20100087860 | SPINOUS PROCESS FIXATION IMPLANT - An implantable spinous process fixation device includes an elongated component, top and bottom pivoting wing components, arranged opposite and parallel to the elongated component and separated from it by a spacer. First and second spinous processes of first and second adjacent vertebras are clamped between a top portion of the elongated component and the top pivoting wing and between a bottom portion of the elongated component and the bottom pivoting wing, respectively, by pivoting the top and bottom pivoting wings toward the top and bottom portions of the elongated component. The clamping of the spinous processes stabilizes the positions of the adjacent vertebras and prevents them from moving relative to each other. | 04-08-2010 |
20100063552 | SPINAL SCREW ASSEMBLY AND SCREW INSERTION TOOL - A bone screw assembly includes a tulip-shaped seat, a bone fixation device, a ring-shaped washer, a rod and a cap. The tulip-shaped seat comprises a through opening dimensioned to receive the bone fixation device and a horizontal channel dimensioned to receive the rod. The washer is placed into the seat on top of the bone fixation device head and comprises first and second side tabs and a first pair of upward extending projections separated by a first gap and a second pair of upward extending projections separated by a second gap. The side tabs interface with a groove formed in the bottom portion of the seat. The rod is placed within the channel and positioned within a groove formed on the top surface of the washer. The cap includes first and second projections extending downward from its bottom surface and each of the first and second downward projections comprises first and second sidewise extending ridges. The first ridges of the first and second projections are aligned and placed within the first and second gaps of the washer, respectively, and interface with a first groove formed on the side portion of the seat and the second ridges interface with a second groove on the side portion of the seat when the cap is rotate. | 03-11-2010 |
20090312800 | SYSTEM AND METHOD FOR FACET FIXATION - A spinal fixation element includes a screw and a washer. The screw comprises an elongated body of a first diameter and the body includes a threaded portion at a distal end and a semispherical head of a second diameter at a proximal end. The second diameter is larger than the first diameter. The washer comprises a semispherical through opening of a third diameter at the top, of a fourth diameter in the middle and of a fifth diameter at the bottom. The third diameter is slightly smaller than the second diameter, the fourth diameter is slightly larger than the second diameter and the fifth diameter is smaller than the second diameter. The washer surrounds the semispherical head, is non-removably attached to the semispherical head and is rotatable and positionable at an angle relative to the elongated body. | 12-17-2009 |
20090005818 | DYNAMIC FACET REPLACEMENT SYSTEM - A system for a dynamic facet replacement includes first and second inferior facets, first and second pars and first and second superior facets. The first and second inferior facets are configured to replace left and right natural inferior facets and each facet comprises an articulating surface. The first and second superior facets are configured to replace left and right natural superior facets and each facet comprises an articulating surface. Each of the first and second pars includes first and second articulating surfaces and is configured to articulately connect the first and second articulating surfaces with the first articulating surfaces of the inferior and superior facets, respectively. | 01-01-2009 |