Patent application number | Description | Published |
20100063546 | OFFSET VERTEBRAL ROD CONNECTOR - The present application is directed to connectors for attaching a vertebral rod to an anchor. The connectors may include a body with a first channel to receive the vertebral rod and a second channel to receive the anchor. A cradle may be positioned in the body to contact the vertebral rod. The cradle may be pivotally positioned in the body to accommodate a vertebral rod that is at various angular positions within a predetermined plane. A set screw may engage with the body to secure the vertebral rod to the body and the body to the anchor. | 03-11-2010 |
20100101295 | ISULATED SHEATH FOR BENDING POLYMER-BASED ROD - Systems and methods are provided for bending an elongate member used in a medical procedure. In one form, a system includes an insulated fabric that is used to grasp and bend a heated elongate member. The elongated member is heated to its glass transition temperature (Tg) using a heating element. The insulated fabric may be lined with a non-stick coating to prevent adhesion of the heated elongate member to the insulated fabric. In another form, a PEEK rod is heated using a sheath. The inner surface of the sheath is lined with Teflon to prevent adhesion as stated above. The sheath includes a plurality of semi-rigid coils to assist in bending the rod and to prevent the rod from being crushed during the bending process. The heating element may be included in the semi-rigid coils in this form. | 04-29-2010 |
20100106189 | ANCHOR WITH TWO MEMBER SECURING MECHANISM FOR ATTACHING AN ELONGATED MEMBER TO A BONE - A device to attach an elongated member to a bone in a patient with the device including a receiver with arms that are spaced apart that form a channel sized to receive the elongated member, and a groove on an inner surface of at least one of the arms. A shaft may be operatively connected to the receiver and configured to attach to the bone. A securing mechanism is attached to the receiver that includes an outer member and an inner member. The outer member may include a bore and a non-threaded exterior that may be configured to engage with the groove to attach the securing mechanism to the receiver. The second member may be sized to fit in the bore and move axially along the bore in a non-rotational manner. The second member may also include a compressible extension sized to fit in the bore when the extension is moved in the bore and to expand to a width greater than the bore when the second member extends outward beyond the bore. | 04-29-2010 |
20100114167 | TRANSITION ROD - A device for supporting vertebral components of a spinal column includes a first spinal rod, a second spinal rod, and a connection element disposed between the first and second rods. The connection element has a front surface with a rod-receiving opening having a first region sized greater than a cross-section of the second rod, and has a second region sized smaller than the cross-section of the second rod, wherein the first and second rods align in series in an end-to-end manner. A locking member is associated with the connection element that urges the second rod toward the second region in a manner that the second rod frictionally engages with the connection element to restrict removal of the second rod from the connection element. | 05-06-2010 |
20100114168 | ANCHOR WITH NON-THREADED SECURING MECHANISM TO ATTACH AN ELONGATED MEMBER TO A BONE - An anchor with a non-threaded securing mechanism for attaching an elongated member to a bone. The anchor includes a receiver, shaft, and securing mechanism. The receiver includes spaced-apart arms that form a channel sized to receive the elongated member. The shaft extends from the receiver and is configured to engage with the bone. The securing mechanism, including a base and an insert, attaches to the receiver to capture the elongated member in the channel. The base is configured to attach to the arms and includes an aperture that receives the insert. The insert extends through the aperture and may contact against the elongated member. | 05-06-2010 |
20100114172 | ANCHOR ASSEMBLIES FOR SECURING CONNECTING ELEMENTS ALONG A SPINAL COLUMN - Devices and methods that securely engage an elongated connecting element in a receiver of an anchor assembly are provided. The anchor assembly includes an anchor member engageable to bony structure and the receiver includes a passage for receiving the connecting element when the connecting element is positioned along the bony structure. The anchor assembly includes an engaging member that engages the receiver and the connecting element to secure the connecting element in the receiver. | 05-06-2010 |
20100268338 | DEPLOYMENT SYSTEM AND METHOD FOR AN EXPANDABLE VERTEBRAL IMPLANT - Embodiments of the invention include expandable implants incorporated into a system for deploying the expandable implants to replace skeletal structures such as one or more vertebrae or portions of the spine or vertebrae. Some embodiments include related methods of implanting devices using deployment systems. | 10-21-2010 |
20100268340 | Minimally Invasive Expandable Contained Vertebral Implant and Method - Embodiments of the invention include expandable, implantable devices and methods. Devices expand linearly within the volume of a membrane and laterally to provide secure fixation between or among anatomical structures. In some embodiments, an implant replaces one or more vertebral bodies, or portions of vertebral bodies, of the spine. | 10-21-2010 |
20100268341 | MINIMALLY INVASIVE EXPANDABLE VERTEBRAL IMPLANT AND METHOD - Embodiments of the invention include expandable, implantable devices and methods. Devices expand linearly and laterally to provide secure fixation between or among anatomical structures. In some embodiments, an implant replaces one or more vertebral bodies, or portions of vertebral bodies, of the spine. | 10-21-2010 |
20100268343 | VERTEBRAL ENDPLATE CONNECTION IMPLANT AND METHOD - Embodiments of the invention include implants and methods for connecting devices to bones, such as one or more endplates of vertebrae. Devices may include mechanisms for connecting to one or more vertebrae by extending portions of the devices through an aperture in a vertebral implant and expanding the implant within the one or more vertebrae. A fill material may be used to drive the expansion in some embodiments. | 10-21-2010 |
20100280560 | Reducing Instrument for Spinal Surgery - An instrument is provided for use in orthopedic surgery for reduction of a connecting member such as a spinal rod toward an implant such as a bone screw. An embodiment of the instrument includes handle portions that are pivotable relative to each other and biased apart, and arm portions pivotable relative to each other and to the handle portions. Distal portions of the arm portions, which may be offset from the arm portions, provide structure for engaging a connecting member and an implant. Squeezing the handle portions force the distal portions of the arm portions together, forcing together the connecting member and the implant. A toothed bar and pawl may be provided to retain the instrument in a squeezed state. | 11-04-2010 |
20110029083 | Flexible Spinal Implant - A flexible spinal implant for insertion into an intervertebral disc space for intervertebral stabilization is provided comprising a flexible implant section which enables bending of the implant body to facilitate insertion of the flexible spinal implant into the disc space via a spinal surgical procedure. The flexible spinal implant comprises a leading end, a trailing end and a flexible mid section connecting the leading end and the trailing end, wherein the implant is deformable at or about the flexible mid section to thereby permit a substantially straight entry of the implant into the disc space, and delivered to the selected disc space at a desired insertion angle of approach via a spinal surgical procedure. The implant can have a leading end comprising a curved or bullet shaped configuration, and the flexible mid section may be comprised of a flexible material. | 02-03-2011 |
20110029085 | FLEXIBLE SPINAL IMPLANT - A flexible spinal implant for insertion into an intervertebral disc space for sagittal and/or coronal intervertebral stabilization is provided comprising a flexible implant which enables bending of the flexible implant to facilitate insertion of the flexible spinal implant into the disc space via a spinal surgical procedure. The flexible spinal implant comprises a leading end, a trailing end flexibly connected to the leading end, a locking mechanism, wherein the implant is deformable at or about a flexible section to thereby permit a substantially straight entry of the implant into the disc space, and delivered to the selected disc space at a desired insertion angle of approach via a spinal surgical procedure. The implant can have a leading end comprising a curved or bullet shaped configuration, and the flexible section may be comprised of a flexible material or flexible sections which may be lockingly engaged. | 02-03-2011 |
20110040340 | Instruments and Methods for In Situ Bending of an Elongate Spinal Implant - Systems, instruments and methods are provided for bending an elongate spinal implant used in a medical procedure. In one form, an instrument for bending an elongate spinal implant includes a proximal handle portion and a bending mechanism having an implant engaging member movably coupled to the proximal handle portion. The bending mechanism is operable to articulate the implant engaging member relative to the proximal handle portion while a second implant engaging member associated with the articulating implant engaging member holding the elongate spinal implant in position. In another form, systems and methods are provided to bend in situ an elongate spinal implant associated with an orthopedic construct. | 02-17-2011 |
20110054549 | Reducing instrument for spinal surgery - An instrument is provided for reduction of a rod or other elongated member into an implant, such as a bone screw. In one embodiment, such an instrument includes a rod adjusting assembly pivotably attached to an implant holding assembly. The implant holding assembly can be pivotably connected to an implant, and the rod adjusting assembly is operable to move a rod toward or away from the implant holding assembly. In that embodiment, several motions are possible by the instrument so that relatively small or large movements of a rod with respect to an implant may be made. | 03-03-2011 |
20110106180 | Implants With Adjustable Saddles - A bone anchor assembly is provided, which may be used in cervical, thoracic, lumbar or sacral areas of the spine or other orthopedic locations. The anchor assembly includes a bone engaging portion, a receiver, a saddle within a channel defined by the receiver, and an engaging member. The receiver extends along a central longitudinal axis and is fixed to the bone engaging portion. A rod or other elongated connecting element is received in a channel of the receiver in contact with the saddle, and the engaging member engages the connecting element against the saddle. The orientation of the saddle in the receiver is adjustable to correspond to the orientation of the connecting element relative to the central longitudinal axis at any one of a plurality of angles of the connecting element through the receiver while the receiver and bone engaging portion remain fixed relative to one another. | 05-05-2011 |
20110172723 | MULTI-DIRECTIONAL ROD REDUCER INSTRUMENT AND METHOD - A surgical reducing instrument is used to position an elongated implant element in a desired position relative to one or more of the bone anchors of a spinal implant system. The reducing instrument includes a mounting member that is mounted to the anchor and extends along a first longitudinal axis and an implant reducing member pivotally linked to the mounting member that extends along a second longitudinal axis that is offset from and variably positionable relative to the first longitudinal axis about a pivot axis. The reducing member contacts the implant element and includes a manipulation portion to move the implant element along the second longitudinal axis and can maintain contact to move the implant element toward the bone anchor when the reducing member is pivoted relative to the mounting member about the pivot axis. | 07-14-2011 |
20110190889 | LORDOTIC INTERBODY DEVICE WITH DIFFERENT SIZES RAILS - A vertebral implant for installation in a disc space is disclosed that includes a body defining a first vertebral support rail and a second vertebral support rail extending along a vertical axis. Each vertebral support rail is separated by a channel running circumferentially around at least a portion of the body along a longitudinal axis of the body. The first vertebral support rail has a first height and the second vertebral support rail has a second height. The first height is smaller than the second height. The height or apex of each vertebral support rail is sized and configured to match the concave nature of the endplates of vertebra of the spine. | 08-04-2011 |
20110245884 | Reducing Instrument for Spinal Surgery - An instrument is provided for use in orthopedic surgery for reduction of a connecting member such as a spinal rod toward an implant such as a bone screw. An embodiment of the instrument includes handle portions that are pivotable relative to each other and biased apart, and arm portions pivotable relative to each other and to the handle portions. Distal portions of the arm portions, which may be offset from the arm portions, provide structure for engaging a connecting member and an implant. Squeezing the handle portions force the distal portions of the arm portions together, forcing together the connecting member and the implant. A toothed bar and pawl may be provided to retain the instrument in a squeezed state. | 10-06-2011 |
20110257688 | EXPANDABLE MEDICAL DEVICE AND METHOD - Embodiments of the invention include expandable, implantable devices and methods. Devices may be inserted with a longitudinal biasing force between anatomical structures to be stabilized and then expanded laterally or otherwise filled to provide secure fixation between or among the anatomical structures. In some embodiments, an implant replaces one or more vertebral bodies, or portions of vertebral bodies, of the spine. | 10-20-2011 |
20110257745 | IMPLANT WITH INSERTION DEVICE AND METHOD - Embodiments of the invention include expandable medical implant systems and methods. The systems may include devices to reinforce a tube through which a fill material may be moved at least in part into expandable medical implants. In some embodiments, an implant replaces one or more of vertebral bodies, portions of vertebral bodies, discs, and portions of discs of the spine. | 10-20-2011 |
20110264220 | DEVICE AND METHOD FOR DELIVERING RADIATION - Embodiments of the invention include a device for supplementing or replacing a spinal structure and therapeutically delivering radiation to tissue. Some embodiments include a plug with an integrated radiation source. The plug may be coupled to an interbody spinal implant or a vertebral body replacement implant. | 10-27-2011 |
20110270012 | DEVICE AND METHOD FOR CONTROLLING EMISSION OF RADIATION - Embodiments of the invention include a device for therapeutically delivering radiation to tissue. Some embodiments include a radiation source and a combination of members surrounding the radiation source that move relative to one another to permit or restrict the emitting of radiation from the device. Limits to the movement of the combination of members may be imposed by one or more biodegradable members. | 11-03-2011 |
20110270395 | DEVICE AND METHOD FOR DELIVERING RADIATION IN SELECTED DIRECTIONS - Embodiments of the invention include a device for supplementing or replacing a spinal structure and therapeutically delivering radiation to tissue. Some embodiments include a radiation source and a combination of members surrounding the radiation source that move relative to one another to permit or restrict emission of radiation from the device. | 11-03-2011 |
20120029571 | Adjustable Connector for Interconnecting Elongate Rod Members at Variable Angular Orientations - An adjustable connector including first and second connector members rotationally coupled together and configured to receive first and second spinal rods, respectively. In one embodiment, the first connector member includes an elongated slot that receives the first rod and has a length extending along an axis arranged transverse to the rotational axis, and the second connector member includes a second passage that receives the second rod. A lock member is positioned between the connector members and includes an angled rod bearing surface extending along a plane oriented at an oblique angle relative to the rotational axis. A compression member extends into the first passage of the first connector member and into compressed engagement with the first rod to displace the first rod along the length of the elongated slot and into sliding engagement with the angled rod bearing surface, which in turn axially displaces the lock member toward the second connector member to compress the first interface surface of the lock member against an opposing second interface surface to selectively prevent relative rotation between the connector members. | 02-02-2012 |
20120029638 | VERTEBRAL BODY REPLACEMENT DEVICE CONFIGURED TO DELIVER A THERAPEUTIC SUBSTANCE - Embodiments of the invention include a medical implant having a vertebral body replacement device, alone or in combination with other complimentary elements, configured to deliver one or more therapeutic substances. The one or more therapeutic substances may be contained in the medical implant or be ported to the medical implant. | 02-02-2012 |
20120109302 | MEDICAL IMPLANT AND METHOD FOR PHOTODYNAMIC THERPY - An implant and method for insertion between adjacent vertebral members. The implant comprises an implant body with a base section having a plurality of base extensions, and an end cap adapted for selective axial positioning at a selected point on the base section. The end cap comprises a locking apertures and positioning apertures configured to engage corresponding base extensions, and a variable aperture slot extending through the end cap which is adapted to enable the end cap to resiliently deform as the end cap is positioned on the base section. The locking apertures and positioning apertures will prevent rotational movement of the end cap relative to the base section once the end cap is secured to the base section. The implant imparts end cap height and angulation to an adjacent vertebral body at the selected or desired point when the implant is positioned in the intervertebral space. | 05-03-2012 |
20120109304 | MEDICAL IMPLANT AND METHOD FOR PHOTODYNAMIC THERAPY - Embodiments of the invention include a medical implant for delivering photodynamic therapy. A device that includes a vertebral interbody device, alone or in combination with other complimentary elements, may be configured to deliver one or more therapeutic substances in combination with light emissions to provide photodynamic therapy. | 05-03-2012 |
20120158140 | FLEXIABLE SPINAL IMPLANT - A spinal implant for positioning in a space formed between vertebral members. The implant includes a number of sections that are pivotally attached together at pivot axes. The pivot axes include connectors that extend through at least a portion of the sections and are configured for the sections to be pivotally attached for the implant to be flexible to facilitate insertion into the space and to be configurable to the space. One of the sections may include a receptacle that is contained within the section. The receptacle has a fixed size and shape that holds bone growth material. The fixed size and shape of the receptacle prevents the bone growth from escaping during flexing of the implant. | 06-21-2012 |
20120179205 | CONNECTOR APPARATUS AND METHOD - A spinal stabilization apparatus and method according to which a fastener is engaged with a bone structure of a spinal system. The fastener is connected to a rod by moving the rod downward toward the fastener in a sagittal plane, and the direction of extension of at least a portion of the rod in a coronal plane may be selectively adjusted in predetermined angular increments through 360 degrees. | 07-12-2012 |
20120184995 | Linked Spinal Stabilization Elements for Spinal Fixation - Apparatus, methods, systems, procedures and implants for linking two or more anchors engaged to two or more vertebrae of a spinal column are provided. The systems include a plate assembly to stabilize one or more vertebral levels with first and second plate segments pivotally coupled to one another between anchors engaged to respective vertebrae of the vertebral level. The plate segments are manipulated to secure the plate segments to the respective vertebrae and lock the plate segments in position relative to one another. | 07-19-2012 |
20120185001 | Bone Anchors Compatible for Use with Neural Integrity Monitoring Systems and Procedures - A bone anchor compatible for use with a neural integrity monitoring system. The bone anchor includes a bone engaging portion configured for anchoring to bone and has at least one insulated region coated with a bone growth promoting material and at least one conductive region contiguous with the insulated region and having reduced electrical resistance relative to the insulated region. | 07-19-2012 |
20120197398 | VERTEBRAL IMPLANT END CAP - An implant and method for insertion between adjacent vertebral members. The implant comprises an implant body with a base section having a plurality of base extensions, and an end cap adapted for selective axial positioning at a selected point on the base section. The end cap comprises locking, variable slot and flexing apertures configured to receive corresponding base extensions, and a variable aperture slot extending through the end cap which is adapted to enable the end cap to resiliently contract as the end cap is positioned on the base section. The locking apertures and flexing apertures will prevent rotational movement of the end cap relative to the base section once the end cap is secured to the base section. The implant imparts end cap height and angulation to an adjacent vertebral body at the selected or desired point when the implant is positioned in the intervertebral space. | 08-02-2012 |
20120271422 | EXPANDABLE IMPLANT SYSTEM AND METHODS OF USE - A spinal implant includes a first component defining a surface. A second component is movable relative to the first component and defines a surface. An intermediate component is engageable with the first component and the second component. The intermediate component is configured for relative movement along the surface of the second component and is configured for relative movement along the surface of the first component in a first axial direction and a second, opposite axial direction such that movement of the intermediate component moves the second component relative to the first component between a first configuration and a second configuration. Methods of use are disclosed. | 10-25-2012 |
20130018466 | VERTEBRAL INTERBODY SPACERAANM Yu; KidongAACI MemphisAAST TNAACO USAAGP Yu; Kidong Memphis TN USAANM Miller; Keith E.AACI GermantownAAST TNAACO USAAGP Miller; Keith E. Germantown TN USAANM Armstrong; William D.AACI MemphisAAST TNAACO USAAGP Armstrong; William D. Memphis TN USAANM Branch; CharlesAACI AdvanceAAST NCAACO USAAGP Branch; Charles Advance NC USAANM Foley; Kevin ThomasAACI GermantownAAST TNAACO USAAGP Foley; Kevin Thomas Germantown TN USAANM McCombe; Peter M.AACI BrisbaneAACO AUAAGP McCombe; Peter M. Brisbane AUAANM Melkent; Anthony J.AACI MemphisAAST TNAACO USAAGP Melkent; Anthony J. Memphis TN USAANM Sears; William R.AACI SydneyAACO AUAAGP Sears; William R. Sydney AU - An interbody spacer includes an elongated body with a maximum width between opposite side walls and a maximum height between upper and lower bearing surfaces. The interbody spacer also includes a leading end nose connecting the side walls to facilitate insertion of the interbody spacer into a disc space between vertebrae in an insertion orientation, from which the interbody device is then rotated to position the upper and lower bearing surfaces in contact with the endplates of the adjacent vertebrae. The leading end nose forms a blunt convex nose between the upper and lower bearing surfaces to maximize the bearing surface area available to contact the adjacent endplates. | 01-17-2013 |
20130066429 | EXPANDING VERTEBRAL BODY IMPLANT - An expandable medical implant for supporting bone structures is disclosed. The implant may include an outer member and an inner member receivable in the outer member. One of the outer and inner members includes a tapered surface and the other of the outer and inner members includes a scalloped surface. The implant may also include a locking element disposed between the tapered surface and the scalloped surface. The tapered surface may be movable relative to the locking element to transversely shift the locking element into engagement with the scalloped surface to inhibit a decrease in the overall implant height. | 03-14-2013 |
20130096617 | CORONAL ANGULATING CONNECTOR - A connector is provided for linear implants such as spinal rods which are disposed within the coronal plane of a body. The connector includes a first portion having a first cavity for disposal therethrough of a first spinal rod. A second portion has a second cavity for the disposal therethrough of a second spinal rod. The second portion is rotatable relative to the first portion. Methods of use are disclosed. | 04-18-2013 |
20130103094 | SPINAL IMPLANT SYSTEM AND METHOD - A spinal implant system includes a first member including at least one wall, which includes a first axial end surface, a second axial end surface and an outer surface including a locking cavity. A second member includes a first extension defining an inner surface and a second extension defining an inner surface, the inner surfaces defining a first cavity therebetween. At least one of the inner surfaces includes a first angled portion and a second angled portion. A third member is disposed in the first cavity, and includes a first arm and a second arm, at least one of the arms includes a protrusion. The third member is configured for axial translation relative between a first orientation and a second orientation. Methods of use are disclosed. | 04-25-2013 |
20130103096 | BONE FASTENER FOR A SPINAL SURGICAL SYSTEM - A bone fastener includes a receiver defining a longitudinal axis and extending between a proximal end and a distal end, the proximal end including a first wall and a second wall that define an implant cavity, each wall having a proximal face. At least one of the first wall and the second wall include an extension extending proximally from the proximal face along the longitudinal axis, the extension having a distal end integral with the proximal face and a proximal end including a first locking part configured for fixation with a second locking part of an instrument. A bone penetrating member has a proximal end and a distal end, the proximal end of the bone penetrating member being connected with the distal end of the receiver. | 04-25-2013 |
20130103154 | EXPANDABLE SPINAL IMPLANT AND METHODS OF USE - A spinal implant includes first and second vertebral endplate-engaging components connected to each other at one end in articulated engagement to provide a desired expanded configuration, and an expander component disposed between the first and second components at the other end thereof to maintain the expanded configuration. Methods of use are disclosed. | 04-25-2013 |
20130158663 | EXPANDABLE INTERBODY IMPLANT AND METHODS OF USE - An intervertebral implant comprises a first component and a second component. The second component includes an actuator and a third component comprises a first ramp and a second ramp axially spaced apart from the first ramp. The third component comprises rails including at least a portion of the ramps. At least one of the ramp portions disposed with the first rail has a first height and at least one of the ramp portions disposed with the second rail has a second height. The first height is greater than the second height. The actuator is engageable with the third component to effect axial translation such that the ramps engage at least one of the components between a first configuration and a second configuration. Methods of use are disclosed. | 06-20-2013 |
20130158664 | EXPANDABLE INTERBODY IMPLANT AND METHODS OF USE - An intervertebral implant is provided. The intervertebral implant comprises a first component comprising an outer tissue engaging surface and an inner surface. A second component is connected to the first component, and is relatively moveable thereform. The second component comprises an outer tissue engaging surface and an inner surface. The second component includes an actuator. A third component is disposed for engagement and is movable relative to the first and second components. The third component comprises at least a first ramp and a second ramp axially spaced apart from the first ramp. The actuator is engageable with the third component to effect axial translation of the wedge such that the ramps engage the inner surface of at least one of the first component and the second component to move the components between a first, collapsed configuration and a second, expanded configuration. Methods of use are disclosed. | 06-20-2013 |
20130184760 | SIDE LOADING CORONAL SPINNING LATERAL CONNECTOR AND METHOD - A spinal stabilization apparatus and method according to which a fastener is engaged with a bone structure of a spinal system. The fastener is connected to a rod by moving the rod sideways toward the fastener in a coronal plane, and the direction of extension of at least a portion of the rod in the coronal plane may be selectively adjusted in predetermined angular increments through 360 degrees. | 07-18-2013 |
20130190876 | EXPANDABLE INTERBODY IMPLANT AND METHODS OF USE - An intervertebral implant comprises a first component and a second component. A first arm extends between a first end and a second end. A second arm extends between a first end and a second end. The first ends of the arms are engageable with the first component. An actuator is disposed within the second component and includes a first member and a second member. The members are configured for axial translation relative to the actuator. The first member translates in a first axial direction and is engageable with the first arm and the second member translates in a second axial direction and is engageable with the second arm such that the arms move the first component and the second component between a first, collapsed configuration and a second, expanded configuration. Methods of use are disclosed. | 07-25-2013 |
20130261679 | SPINAL IMPLANT SYSTEM AND METHOD - A system includes a sleeve including first and second arms each including an outer ramp and an inward projection, each of the arms defining a cavity. First and second extensions are configured for disposal in the cavities. A fastener includes walls defining an implant cavity and a distal portion. The walls each include first and second end surfaces and a locking cavity. The extensions are configured for translation relative to the sleeve between a first orientation such that the extensions engage the respective ramps to fix the projections with a respective locking cavity in a configuration to capture the fastener with the sleeve and a second orientation such that the extensions move out of engagement with the respective ramps so that the projections are movable out of engagement with the locking cavities to release the fastener from the sleeve. Methods of use are disclosed. | 10-03-2013 |
20140031943 | VERTEBRAL INTERBODY SPACER - An interbody spacer includes an elongated body with a maximum width between opposite side walls and a maximum height between upper and lower bearing surfaces. The interbody spacer also includes a leading end nose connecting the side walls to facilitate insertion of the interbody spacer into a disc space between vertebrae in an insertion orientation, from which the interbody device is then rotated to position the upper and lower bearing surfaces in contact with the endplates of the adjacent vertebrae. The leading end nose forms a blunt convex nose between the upper and lower bearing surfaces to maximize the bearing surface area available to contact the adjacent endplates. | 01-30-2014 |
20140088714 | EXPANDABLE INTERBODY IMPLANT AND METHODS OF USE - An intervertebral implant comprises a first component and a second component. The second component includes an actuator and a third component comprises a first ramp and a second ramp axially spaced apart from the first ramp. The third component comprises rails including at least a portion of the ramps. At least one of the ramp portions disposed with the first rail has a first height and at least one of the ramp portions disposed with the second rail has a second height. The first height is greater than the second height. The actuator is engageable with the third component to effect axial translation such that the ramps engage at least one of the components between a first configuration and a second configuration. Methods of use are disclosed. | 03-27-2014 |