Patent application number | Description | Published |
20090005817 | Flexible Spine Stabilization System - A system for flexibly stabilizing a vertebral motion segment by connecting a first vertebra and a second vertebra is disclosed. The system includes an elongate connection element with end portions interconnected by a flexible coupling member. The system includes first and second attachment portions for connecting the connection element to the vertebrae. A first resilient member is positioned between the first end portion and the first attachment portion, and a second resilient member is positioned between the first attachment portion and the second attachment portion. The system is designed such that the second resilient member is compressed when the first and second attachment portions move towards each other, and the first resilient member is compressed when the first and second attachment portions extend away from each other. | 01-01-2009 |
20090182376 | Spine Stabilization System and Integrated Rod - Spine stabilization systems and integrated rods are disclosed. One spine stabilization system disclosed has at least four bone anchors and a stabilization member attached to the bone anchors. The stabilization member has first and second elongate portions interconnected by a connector portion. The first and second elongate members extend longitudinally and generally parallel to a central longitudinal axis and connector portion extends transverse to the central longitudinal axis from a first lateral end to a second lateral end. The connector portion is integrally connected to the first and second elongate portions such that there is no relative movement between the lateral ends and the respective elongate portion to which each end is attached. | 07-16-2009 |
20090240285 | Flexible Element for Spine Stabilization System - A system for flexibly stabilizing a vertebral motion segment by connecting a first vertebra and a second vertebra is disclosed. The system includes an elongate connection element with end portions interconnected by a flexible coupling member. The system includes first and second attachment portions for connecting the connection element to the vertebrae. A first resilient member is positioned between the first end portion and the first attachment portion, and a second resilient member is positioned between the first attachment portion and the second attachment portion. The system is designed such that the second resilient member is compressed when the first and second attachment portions move towards each other, and the first resilient member is compressed when the first and second attachment portions extend away from each other. | 09-24-2009 |
20090240286 | Flexible Element and Integrated Claim for Spine Stabilization System - A system for flexibly stabilizing a vertebral motion segment by connecting a first vertebra and a second vertebra is disclosed. The system includes an elongate connection element with end portions interconnected by a flexible coupling member. The system includes first and second attachment portions for connecting the connection element to the vertebrae. A first resilient member is positioned between the first end portion and the first attachment portion, and a second resilient member is positioned between the first attachment portion and the second attachment portion. The system is designed such that the second resilient member is compressed when the first and second attachment portions move towards each other, and the first resilient member is compressed when the first and second attachment portions extend away from each other. | 09-24-2009 |
20090299411 | System and Method for Replacement of Spinal Motion Segment - A system for flexibly stabilizing a vertebral motion segment of the facet joint by connecting a first vertebra and a second vertebra is disclosed. The system includes an elongate connection element with end portions interconnected by a flexible coupling member. The system includes first and second attachment portions for connecting the connection element to the vertebrae. A first resilient member is positioned between the first end portion and the first attachment portion, and a second resilient member is positioned between the first attachment portion and the second attachment portion. The system is designed such that the second resilient member is compressed when the first and second attachment portions move towards each other, and the first resilient member is compressed when the first and second attachment portions extend away from each other and a part of the first and second attachment portions extend towards each other on opposing walls of the elongate connection element. | 12-03-2009 |
20100094343 | UNIPLANAR SCREW - A spinal stabilization system for surgical implantation in the spine having a bone fastener. The bone fastener is provided with a head portion and a shaft portion. A housing is also provided with a recess defined by sidewalls and an opening for receiving the head portion of the bone fastener. A seating element is disposed within the housing and positioned over the head portion of the bone fastener. An elongate rod is positioned on the seating element within the recess of the housing. The system also includes a cap capable of engaging with a top portion of the housing and capturing the elongate rod within the recess of the housing when the cap is rotated. The bone fastener articulates in a single plane with respect to the housing and the seat element. | 04-15-2010 |
20100094352 | BONE SCREW - The present invention provides a bone screw which can be used for fixation and/or fastening of prosthetic devices or instruments to bone tissue whose structure or dimensions differ from one region to another. In particular, the present invention provides a bone screw which is designed to optimize purchase in both the cancellous and cortical regions of a vertebral body. In an exemplary embodiment, the bone screw has a distal portion and a proximal portion in which the diameter of the thread on the proximal portion of the screw is greater than the diameter of the thread on the distal portion of the screw. | 04-15-2010 |
20100234893 | Spinal Implant Connection Assembly - The present invention provides a connection assembly that can be used to securely connect a spinal implant to a bone anchor. In particular, the present invention preferably provides a spinal implant connection assembly that is able to securely connect the spinal implant to the anchors even when there is a variance in the angle and position of the anchors with respect to the spinal implant. Furthermore, the present invention provides a connection assembly with structure to increase the locking strength of the connection assembly. | 09-16-2010 |
20100249856 | Devices and Methods for Inserting a Vertebral Fixation Member - A device and method for inserting a vertebral stabilization member is disclosed. The stabilization member is releasably clampable to an insertion device between first and second clamping members at a clamping location spaced from a midline of the stabilization member. The insertion device and stabilization member are deliverable through an access sleeve and the stabilization member is rotatably actuatable to position the stabilization member in relation to a bone anchor. | 09-30-2010 |
20100331901 | Percutaneous Vertebral Stabilization System - The present invention relates to a system for percutaneously installing a vertebral stabilization system. A first anchor is positionable within a body of a patient through a first percutaneous opening and a second anchor is positionable within a body of a patient through a second percutaneous opening. A stabilization member is positionable within the body of a patient through the first percutaneous opening to engage and connect the first and second anchors. | 12-30-2010 |
20110087289 | Trans-Iliac Connector - A spine stabilization implant includes a first portion having a first fixed angulated extension, a first rod receiving element and a connecting element. The implant also includes a second portion having a second fixed angulated extension, a second rod receiving element, and a receiving portion for receiving the connecting element of the first portion. The second portion is configured with a locking assembly for locking the first portion and second portion to one another. | 04-14-2011 |
20110098750 | Method For Stabilizing The Spine - Spine stabilization systems and integrated rods are disclosed. One spine stabilization system disclosed has at least four bone anchors and a stabilization member attached to the bone anchors. The stabilization member has first and second elongate portions interconnected by a connector portion. The first and second elongate members extend longitudinally and generally parallel to a central longitudinal axis and connector portion extends transverse to the central longitudinal axis from a first lateral end to a second lateral end. The connector portion is integrally connected to the first and second elongate portions such that there is no relative movement between the lateral ends and the respective elongate portion to which each end is attached. | 04-28-2011 |
20110118603 | Spinous Navigation System and Associated Methods - The present disclosure generally relates to a system and method for accessing a spinal disc. In an embodiment, a system for accessing a spinal disc disposed within internal body structures includes a sonar probe. The sonar probe emits sound waves into the internal body structures to create return signals. The system also includes a retractor and a monitoring system. The monitoring system includes an ultrasound imaging screen. The ultrasound imaging screen displays images of the internal body structures from the return signals. The ultrasound imaging screen provides a visual identification of a nerve when disposed in the internal body structures. | 05-19-2011 |
20110251689 | Intervertebral Implant - The present invention provides an intervertebral implant for implantation in a treated area of an intervertebral space between vertebral bodies of a spine. The implant includes a spacer portion having an inferior and superior surface, wherein the inferior and superior surfaces each have a contact area capable of engaging with anatomy in the treated area, and the inferior and superior surfaces define a through-hole extending through the spacer body. The present invention further provides screw holes extending from a side portion to the inferior and superior surfaces of the spacer portion and a plate portion rigidly coupled to the spacer portion through a coupling means, wherein the plate portion contains screws holes for receiving screws. A screw back out prevention mechanism adapted on the plate portion to prevents the back out of screws from the screw holes and to secure the spacer portion to the plate portion of the intervertebral implant. | 10-13-2011 |
20110276142 | Articulating Spacer - Spinal implants are disclosed. One spinal implant includes a support body, an articulating element, a blocking member and a motion limiting member. The support body includes a superior end surface and a lower end surface having teeth. In between the superior end surface and the lower end surface is a recess formed in a sidewall of the support body for receiving the articulating element. The blocking member can be received in the recess to prevent inadvertent back-out of the articulating element from within the recess. The articulating element can articulate in one or more directions, thereby allowing articulation of the spinal implant into a desired position within a disc space. | 11-10-2011 |
20110282387 | Distraction Screw - A distraction screw includes a proximal portion secured to a first vertebra, a distal portion secured to a second vertebra and an intermediate portion. The intermediate portion is coupled to the proximal and distal portions and is positioned in an intervertebral space. The intermediate portion is configured and adapted to enable distraction of the first vertebra relative to the second vertebra. | 11-17-2011 |
20120245432 | Surgical Retractor System - A surgical retractor system having a frame and a plurality of arms connected thereto is disclosed. At least one arm is moveable relative to the frame and the relative movement is constrained to a direction along the longitudinal axis of the arm. At least one retractor blade is removably connected to each of the plurality of arms. The blade is fixably rotatable about an axis normal to the longitudinal axis of the arm to which it is connected. | 09-27-2012 |
20120290015 | Spinal Implant Connection Assembly - The present invention provides a connection assembly that can be used to securely connect a spinal implant to a bone anchor. In particular, the present invention preferably provides a spinal implant connection assembly that is able to securely connect the spinal implant to the anchors even when there is a variance in the angle and position of the anchors with respect to the spinal implant. Furthermore, the present invention provides a connection assembly with structure to increase the locking strength of the connection assembly. | 11-15-2012 |
20130023935 | Uniplanar Screw - A spinal stabilization system for surgical implantation in the spine having a bone fastener. The bone fastener is provided with a head portion and a shaft portion. A housing is also provided with a recess defined by sidewalls and an opening for receiving the head portion of the bone fastener. A seating element is disposed within the housing and positioned over the head portion of the bone fastener. An elongate rod is positioned on the seating element within the recess of the housing. The system also includes a cap capable of engaging with a top portion of the housing and capturing the elongate rod within the recess of the housing when the cap is rotated. The bone fastener articulates in a single plane with respect to the housing and the seat element. | 01-24-2013 |
20130085572 | Expandable Fusion Device and Method of Installation Thereof - The present invention provides an expandable fusion device capable of being installed inside an intervertebral disc space to maintain normal disc spacing and restore spinal stability, thereby facilitating an intervertebral fusion. In one embodiment, the fusion device includes a body portion, a first endplate, and a second endplate, the first and second endplates capable of being moved in a direction away from the body portion into an expanded configuration or capable of being moved towards the body portion into an unexpanded configuration. The fusion device is capable of being deployed and installed in both configurations. | 04-04-2013 |
20130325071 | Aligning Vertebral Bodies - Misaligned bones on opposite sides of a joint are aligned using a first rigid extension securable to one of the misaligned bones using a particular surgical approach, and a second rigid extension having a contacting surface positionable in contact with the other the two misaligned bones from the same surgical approach. The first and second rigid extensions are moved with respect to each other using a lever, whereby a pulling force is exerted on one of the bones, and a pushing force on the other, thereby aligning the first and second misaligned bones. | 12-05-2013 |
20140039622 | Expandable Fusion Device and Method of Installation Thereof - The present invention provides an expandable fusion device capable of being installed inside an intervertebral disc space to maintain normal disc spacing and restore spinal stability, thereby facilitating an intervertebral fusion. In an exemplary embodiment, the present invention provides an intervertebral implant. The intervertebral implant may be configured to transition from a collapsed configuration having a first height and a first width to an expanded configuration having a second height and a second width. | 02-06-2014 |
20140039623 | Stabilizing Joints - An intervertebral spacer and stabilization implant includes a plate having sockets configured for retaining a fastener passable through the socket and into an adjacent vertebral body. One or more connecting projections extend from a side of the plate, to mate with projections extending from a spacer body. A plurality of teeth project from at least one of the upper or lower surfaces of the spacer body, and a chamber is formed through the spacer body to enable bone fusion between the vertebrae. The combined plate and spacer may be inserted to lie completely within the intervertebral space, or a portion of the plate may overlie a vertebral body. | 02-06-2014 |
20140058451 | Polyaxial Screw - The present invention generally is directed toward a spinal fixation system whereby a coupling element allows the physician to selectively lock or unlock either the connection between the coupling element and a fastener, such as to allow for repositioning of the coupling element, or the connection between the coupling element and an elongate rod. The locking or unlocking of these connections may be made independently and as desired by the physician. | 02-27-2014 |
20140058452 | Polyaxial Screw - The present invention generally is directed toward a spinal fixation system whereby a coupling element allows the physician to selectively lock or unlock either the connection between the coupling element and a fastener, such as to allow for repositioning of the coupling element, or the connection between the coupling element and an elongate rod. The locking or unlocking of these connections may be made independently and as desired by the physician. | 02-27-2014 |
20140058513 | Intervertebral Implant - An intervertebral spacer for therapeutic treatment of a patient includes at least one link sized and dimensioned to fit within an intervertebral space in the patient, and is configured to maintain a separation of two adjacent vertebrae for a period of time. A rigid guiding object, which may be a tool or a successive link, is insertable into the patient, to guide other links into the patient using an MIS approach. A pivot is connected between successive links, or between a guide tool and a link, configured to limit a relative range of angular orientation between the link and the guiding tool, or successive links. Multiple links are so joined to form a chain pushable by the last link, and pullable by the first link, to form a chain which may be formed into a curved configuration corresponding to the patient's intervertebral space. | 02-27-2014 |
20140058518 | Articulating Spacer - Spinal implants are disclosed. One spinal implant includes a support body, an articulating element, a blocking member and a motion limiting member. The support body includes a superior end surface and a lower end surface having teeth. In between the superior end surface and the lower end surface is a recess formed in a sidewall of the support body for receiving the articulating element. The blocking member can be received in the recess to prevent inadvertent back-out of the articulating element from within the recess. The articulating element can articulate in one or more directions, thereby allowing articulation of the spinal implant into a desired position within a disc space. | 02-27-2014 |
20140067071 | Expandable Fusion Device and Method of Installation Thereof - The present invention provides an expandable fusion device capable of being installed inside an intervertebral disc space to maintain normal disc spacing and restore spinal stability, thereby facilitating an intervertebral fusion. In one embodiment, the fusion device includes a central ramp, a first endplate, and a second endplate, the central ramp capable of being moved in a first direction to move the first and second endplates outwardly and into an expanded configuration. The fusion device is capable of being deployed down an endoscopic tube. | 03-06-2014 |
20140074172 | Transverse Fixation Device For Spinal Fixation Systems - A transverse fixation device is disclosed. The device includes one or more connecting bodies disposed substantially between two elongate rods. Each connecting body includes a receptacle that is capable of engaging with the two elongate rods. A c-ring comprising an outer surface having a spherical curvature is also included. A third rod may be inserted into the c-ring. A clamp included in the connecting bodies may then be disposed about the c-ring and third rod to allow the connecting bodies to slidingly engage with the third rod. | 03-13-2014 |
20140094853 | Polyaxial Screw - The present invention generally is directed toward a spinal fixation system whereby a coupling element allows the physician to selectively lock or unlock either the connection between the coupling element and a fastener, such as to allow for repositioning of the coupling element, or the connection between the coupling element and an elongate rod. The locking or unlocking of these connections may be made independently and as desired by the physician. | 04-03-2014 |
20140094916 | Expandable Fusion Device and Method of Installation Thereof - The present invention provides an expandable fusion device capable of being installed inside an intervertebral disc space to maintain normal disc spacing and restore spinal stability, thereby facilitating an intervertebral fusion. In an exemplary embodiment, the present invention provides an intervertebral implant. The intervertebral implant may be configured to transition from a collapsed configuration having a first height and a first width to an expanded configuration having a second height and a second width. | 04-03-2014 |
20140100613 | Percutaneous Vertebral Stabilization System - The present invention relates to a system for percutaneously installing a vertebral stabilization system. A first anchor is positionable within a body of a patient through a first percutaneous opening and a second anchor is positionable within a body of a patient through a second percutaneous opening. A stabilization member is positionable within the body of a patient through the first percutaneous opening to engage and connect the first and second anchors. | 04-10-2014 |
20140121706 | Spinal implant connection assembly - The present invention provides a connection assembly that can be used to securely connect a spinal implant to a bone anchor. In particular, the present invention preferably provides a spinal implant connection assembly that is able to securely connect the spinal implant to the anchors even when there is a variance in the angle and position of the anchors with respect to the spinal implant. Furthermore, the present invention provides a connection assembly with structure to increase the locking strength of the connection assembly. | 05-01-2014 |
20140128977 | Expandable Fusion Device and Method of Installation Thereof - The present invention provides an expandable fusion device capable of being installed inside an intervertebral disc space to maintain normal disc spacing and restore spinal stability, thereby facilitating an intervertebral fusion. In one embodiment, the fusion device includes a body portion, a first endplate, and a second endplate, the first and second endplates capable of being moved in a direction away from the body portion into an expanded configuration or capable of being moved towards the body portion into an unexpanded configuration. The fusion device is capable of being deployed and installed in both configurations. | 05-08-2014 |
20140188176 | Method For Stabilizing the Spine - Spine stabilization systems and integrated rods are disclosed. One spine stabilization system disclosed has at least four bone anchors and a stabilization member attached to the bone anchors. The stabilization member has first and second elongate portions interconnected by a connector portion. The first and second elongate members extend longitudinally and generally parallel to a central longitudinal axis and connector portion extends transverse to the central longitudinal axis from a first lateral end to a second lateral end. The connector portion is integrally connected to the first and second elongate portions such that there is no relative movement between the lateral ends and the respective elongate portion to which each end is attached. | 07-03-2014 |
20140222089 | Polyaxial Screw - The present invention generally is directed toward a spinal fixation system whereby a coupling element allows the physician to selectively lock or unlock either the connection between the coupling element and a fastener, such as to allow for repositioning of the coupling element, or the connection between the coupling element and an elongate rod. The locking or unlocking of these connections may be made independently and as desired by the physician. | 08-07-2014 |
20140236297 | Expandable Fusion Device and Method Installation Thereof - The present invention provides an expandable fusion device capable of being installed inside an intervertebral disc space to maintain normal disc spacing and restore spinal stability, thereby facilitating an intervertebral fusion. In one embodiment, the fusion device includes a body portion, a first endplate, and a second endplate, the first and second endplates capable of being moved in a direction away from the body portion into an expanded configuration or capable of being moved towards the body portion into an unexpanded configuration. The fusion device is capable of being deployed and installed in both configurations. | 08-21-2014 |
20140243981 | Expandable Intervertebral Implant - A joint spacer for therapeutically maintains separation of bones of a joint. A frame defines a longitudinal axis extending between distal and proximal ends. A carriage is slideably retained within the frame and has at least one ramped surface and a threaded portion. An actuator screw is threadably engaged with the threaded portion, and bears against said frame to cause the carriage to slideably move within the frame when the actuator screw is rotated. A first endplate engages a bone of the joint, and has at least one ramped surface that is mateable with the ramped surface of the carriage. | 08-28-2014 |
20140309697 | Polyaxial Screw - The present invention generally is directed toward a spinal fixation system whereby a coupling element allows the physician to selectively lock or unlock either the connection between the coupling element and a fastener, such as to allow for repositioning of the coupling element, or the connection between the coupling element and an elongate rod. The locking or unlocking of these connections may be made independently and as desired by the physician. | 10-16-2014 |
20140343609 | Flexible Spine Stabilization System - A system for flexibly stabilizing a vertebral motion segment by connecting a first vertebra and a second vertebra is disclosed. The system includes an elongate connection element with end portions interconnected by a flexible coupling member. The system includes first and second attachment portions for connecting the connection element to the vertebrae. A first resilient member is positioned between the first end portion and the first attachment portion, and a second resilient member is positioned between the first attachment portion and the second attachment portion. The system is designed such that the second resilient member is compressed when the first and second attachment portions move towards each other, and the first resilient member is compressed when the first and second attachment portions extend away from each other. | 11-20-2014 |
20150025584 | Orthopedic Clamp and Extension Rod - Spinal implants and methods of extending pre-existing spinal implant constructs. An extension clamp may be connected to an original spinal implant including an elongated rod attached to a portion of the spine without removal of the original spinal implant. The extension clamp may include a yoke and an extension rod extending from the yoke. The yoke may include a first end and a second end, the first end having first and second rod engaging portions and a channel between the first and second rod engaging portions for encompassing a fastener, and the second end being spaced apart from the first end. The first and second rod engaging portions may be configured and dimensioned to secure the extension clamp to the elongated rod. | 01-22-2015 |
20150051653 | Devices and Methods for Inserting a Vertebral Fixation Member - Devices, systems, and methods for inserting a vertebral stabilization member, such as a rod. The insertion device includes an outer guide tube, a pin assembly including a pin and a pusher member extending therethrough. The insertion device is configured to actuate a rod between a first orientation and a second orientation angled with respect to the first orientation in order to position the rod in an appropriate location for attachment to bone. | 02-19-2015 |
20150057713 | DEVICES AND METHODS FOR INSERTING A VERTEBRAL FIXATION MEMBER - Devices, systems, and methods for inserting a vertebral stabilization member, such as a rod. The insertion device includes an outer guide tube, a pin assembly including a pin and a pusher member extending therethrough. The insertion device is configured to actuate a rod between a first orientation and a second orientation angled with respect to the first orientation in order to position the rod in an appropriate location for attachment to bone. | 02-26-2015 |
20150073483 | Polyaxial Screw - The present invention generally is directed toward a spinal fixation system whereby a coupling element allows the physician to selectively lock or unlock either the connection between the coupling element and a fastener, such as to allow for repositioning of the coupling element, or the connection between the coupling element and an elongate rod. The locking or unlocking of these connections may be made independently and as desired by the physician. | 03-12-2015 |