Abstract: A constraining apparatus includes a constraining structure that captures a first and a second anatomical structure. A motion limiting member coupled with the constraining structure is adapted to provide a force resistant to relative movement of the first anatomical structure away from the second anatomical structure. A regulating member is detachably coupled with the motion limiting member or the constraining structure and is adapted to change the resistant force provided by the motion limiting member when the regulating member is in direct engagement with the motion limiting member or constraining structure.

Abstract: A spinal implant device immobilizes an attached vertebrae through a minimally invasive surgical approach while providing a compartment within the implant for the placement of bone graft or bone graft substitute. The bone graft material fuses the spinous processes and/or lamina portion of bone of the vertebral bone to which the device is attached.

Abstract: The present teachings provide one or more surgical implements for repairing damaged tissue, such as in the case of spinal stenosis. An implant for insertion between adjacent spinous processes is provided. The implant can include a body having a first end, a second end and defining a bore. The implant can include a first cap coupled to the first end of the body, a second cap coupled to the second end of the body, with each of the caps defining a space. The implant can include a connector coupled to the first cap and the second cap through the bore. The implant can include at least one deployable member coupled to the first end of the body and the first cap. The at least one deployable member can be retained within the first space in a first position, and can extend from the first space in a second position.

Abstract: Spinous process implants and associated methods are shown and described. In one aspect, the implant limits the maximum spacing between the spinous processes. In another aspect, a spacer has at least one transverse opening to facilitate tissue in-growth. In another aspect, an implant includes a spacer and separate extensions engageable with the spacer. The spacer is provided in a variety of lengths and superior to inferior surface spacings. In another aspect, an implant includes a spacer and a cerclage element offset from the midline of the spacer in use so that the spacer defines a fulcrum and the cerclage element is operative to impart a moment to the vertebrae about the spacer. In another aspect, instrumentation for inserting the implant is provided. In other aspects, methods for treating spine disease are provided.

Abstract: Systems, methods, and kits incorporate a fusion member for vertebral processes. The fusion member may be unitary or modular. The fusion member comprises extensions configured to be crimped to vertebral processes. The extensions may comprise tabs configured to be deformed to further penetrate the vertebral processes. The tabs may also lock together modular components of the fusion member. The fusion member may comprise fasteners extending between the extensions. The fusion member may comprise a cage with a movable cover or a graft retention feature.

Abstract: Multi-level interspinous implants and methods of using the implants with the implants generally include a first member for placement in a first interspinous space and a second member for placement in a second interspinous space. An elongated connector extends from one of the members and is sized to fit in a slot in the other member. Each of the first and second members may include a distal wing, a body, and a proximal wing. The members may also be positioned in a closed orientation for insertion into the patient and a deployed orientation with the distal and proximal wings extending outward along lateral sides of respective spinous processes. The connector may extend outward from the proximal wing of one of the members and away from the other member when that member is in the closed orientation. The connector may be rotated and inserted into the slot where it is secured when that member from which is extends is moved to the deployed orientation.

Abstract: Methods, systems, and apparatuses are disclosed for spinal fixation.

Abstract: Spinal distraction apparatus includes at least one plate member having upper and lower surfaces adapted for placement between opposing upper and lower spinous processes having outer lateral surfaces. A pair of scissoring elements are hingedly affixed to the plate member to engage with the lateral surfaces of the spinous processes. A device is provided for locking the scissoring elements in position once a desired degree of contact is made. In a preferred configuration, the scissoring elements are sandwiched between a pair of opposing plate members, each having upper and lower surfaces adapted for placement between opposing upper and lower spinous processes, and the inner surfaces of the scissoring elements are concave. The device for locking the scissoring elements in position is a fastener that extends through a central portion of both scissoring elements and the plate members.

Abstract: An implant for supporting the spinous processes of adjacent vertebral bodies includes a first implant component and a second implant component and is transferable by moving the second implant component relative to the first implant component along a spreading direction from an introduction position into a spread position. The implant includes a locking device incorporating a locking element wherein the locking element is transferable relative to at least one implant component along a locking direction from a release position, in which the second implant component is movable relative to the first implant component in a direction opposed to the spreading direction, into a locking position in which the second implant component is locked to the first implant component. The implant also includes a securing device for securing the locking element against a movement that is directed counter to the locking direction.

Abstract: A prosthetic device and a method of implanting same between two vertebrae of a vertebral column to stabilize the column, according to which each vertebrae is engaged by a spacer, and the spacers are connected to permit relative movement between the spacers so that the distance between the spacers can vary to conform with the distance between the vertebrae and accommodate bending movements of the vertebral column.

Abstract: Apparatus and a method of inserting spinal implants is disclosed in which an intervertebral space is first distracted, a hollow sleeve having teeth at one end is then driven into the vertebrae adjacent that disc space. A drill is then passed through the hollow sleeve removing disc and bone in preparation for receiving the spinal implant which is then inserted through the sleeve. Apparatus and a method of inserting spinal implants is disclosed in which an intervertebral space is first distracted to restore the normal angular relationship of the vertebrae adjacent to that disc space. An extended outer sleeve having extended portions capable of maintaining the vertebrae distracted in their normal angular relationship is then driven into the vertebrae adjacent that disc space. A drill is then passed through the hollow sleeve removing disc and bone in preparation for receiving the spinal implant which is then inserted through the sleeve.

Abstract: A device for immobilizing adjacent spinous processes can comprise a first element, a second element, and a spacer element. The first element can have a side configured to grip first sides of the adjacent spinous processes and a first separation bar that extends between the adjacent spinous processes when the first element and the spinous processes are engaged. The spacer element can have an adjustment bar and a second separation bar. The second element can have a side configured to grip second sides of the adjacent spinous processes and a clamping feature configured to selectably lock the first separation bar and the adjustment bar in place. The second separation bar can extend between the adjacent spinous processes when the second element and the adjacent spinous processes are engaged.

Abstract: An interspinous implant includes an implant body having an upper face, a lower face, and four sides. The implant body includes a first recess and a second recess in opposite sides, wherein each recess is suitable for receiving a spinous process of a vertebrae. Attachment means are provided and suitable for attaching a band to the implant body. The implant further includes a lock hinged to a side of the implant body on a side not having the recesses, with the lock rotatable about the hinge between a closed position and an open position in which the lock projects away from the side of the implant body. The lock has an aperture, and a band can pass through the aperture when the lock is open and can be secured against movement relative to the lock and the implant body by the lock when the lock is closed.

Abstract: Devices and methods for attaching a support to the sacrum. One device may include first and second anchors that mount to the sacrum, and first and second lateral extensions coupled to the anchors to secure the device to the sacrum. A bearing face having a width is positioned between the lateral extensions. The face may have a height in an anterior-posterior direction greater than the spinous process of the sacrum. Further, the bearing face may be oriented in a superior direction when the device is mounted to the sacrum. An implant may be supported by the device to space the sacrum and L5 vertebra. The implant may be an interspinous device and positioned between the L5 spinous process and the bearing face. The implant is supported at least in part by the bearing face.

Abstract: Devices and methods for performing a procedure within a spine are disclosed herein. In one embodiment, a method includes coupling a first implant to a pedicle of a first vertebra of a spinal column such that at least a portion of the first implant is disposed between a first spinous process and a second spinous process of the spinal column. A second implant is coupled to a pedicle of a second vertebra of the spinal column. At least a portion of an outer surface of the first implant is configured to contact at least a portion of an outer surface of the second implant when the spinal column is in extension. The outer surface of the first implant and the outer surface of the second implant being at a spaced distance from each other when the spinal column is in flexion.

Abstract: A spinal fixation device including two plates and a coupling element for coupling the plates in a fixed manner about adjacent spinous processes of the spine. Each plate is preferably equipped with integral spikes on the inwardly facing surfaces for pressing into the spinal processes and thereby augmenting the purchase between the plates and the spinous processes. Each plate contains a central aperture through which the coupling element passes in order to couple the plates together.

Abstract: An intervertebral distraction tool has a clamshell head with upper and lower halves, each having a curvate outer surface and a flat inner surface. The distal side of the head is hinged so that the head opens and closes from the proximal side of the head. The hinge is a separating hinge that allows the halves to not only angulate with respect to one another about the hinge axis, but also to vertically separate from one another at the hinge. A distraction separator has decreasing taper at its distal end and a longitudinal bore that accommodates the elongate shaft of the trial so that the separator can be moved longitudinally relative to the shaft. Upon forward movement of the separator, the tapered upper and lower surfaces engage the flat inner surfaces of the head, causing the halves to angulate about the hinge axis of the head, thereby opening the head.

Abstract: Devices, systems and methods for dynamically stabilizing the spine are provided. The devices include an expandable spacer or member having an unexpanded configuration and an expanded configuration, wherein the expandable member in an expanded configuration has a size, volume and/or shape configured for positioning between the spinous processes of adjacent vertebrae in order to distract the vertebrae relative to each other. The systems include one or more expandable members and a mechanical actuation means for expanding the expandable member or an expansion medium for injection within or for filling the interior of the expandable member via the port. The methods involve the implantation of one or more devices or expandable spacers.

Abstract: The present invention provides interspinous vertebral and lumbosacral stabilization devices, and methods of using these devices for treating spinal instability conditions. The invention includes interspinous vertebral stabilization devices adapted for placement between the spinous processes of two or more adjacent vertebrae. The invention also includes lumbar stabilization devices adapted to be placed between a lumbar vertebra and an adjacent vertebra, including the first sacral vertebra (S1), to stabilize the lumbosacral region of a patient, and method for using such devices.

Abstract: Methods and devices are adapted to limit the extent of vertebral extension between an upper-most vertebral bone and a lower-most vertebral bone wherein a least one additional vertebral bone resides between them. In an embodiment, the limitation of extension occurs while flexion is at least partially maintained within at least one FSU. In other embodiments, flexion may be abolished.

Abstract: An implant assembly for stabilizing a spinal motion segment includes a spacer which is at least partially flexible and positionable in an interspinous spacer between adjacent spinous processes. The spacer member includes upper and lower surfaces structured to receive a respective adjacent one of the upper and lower spinous processes of the spinal motion segment and a body having distinctive first and second sections with differing flexibility to modify the manner of movement at the spinal motion segment.

Abstract: Devices, systems and methods for dynamically stabilizing the spine are provided. The devices include an expandable spacer or member having an unexpanded configuration and an expanded configuration, wherein the expandable member in an expanded configuration has a size, volume and/or shape configured for positioning between the spinous processes of adjacent vertebrae in order to distract the vertebrae relative to each other. The systems include one or more expandable members and a mechanical actuation means for expanding the expandable member. The methods involve the implantation of one or more devices or expandable spacers.

Abstract: A modular interspinous fixation system and method are shown. The system and method comprise a first plate, a second plate and a locking cross bar for locking the first and second plates together and into locked engagement with a first spinous process and a second spinous process. A bridge is mounted or received on the locking cross bar so that it becomes locked onto the locking cross bar when the locking cross bar is in locked engagement. The bridge and locking cross bar are adapted so that the bridge does not rotate about its axis while on the locking cross bar. Various other embodiments are shown illustrating various bridges of different shapes and sizes, integral and non-integral locking cross bars and even a ramped locking cross bar for facilitating preventing separation of the first and second plates after they are mounted to the first and second spinous processes.

Abstract: A spinal stabilization system includes vertebral engagement members and an intermediate structure. The vertebral engagement members are configured to be disposed between a first vertebra and a second vertebra. The vertebral engagement members generally include seating surfaces for accommodating at least a portion of a laminar region of adjacent vertebra and are adjustable between an operable and inoperable configuration. The intermediate structure extends between the vertebral engagement members. The structural cooperation of the vertebral engagement members and the intermediate structure is such that the engagement members distract the adjacent vertebrae.

Abstract: A surgical tool for deploying an implant includes an elongate outer shaft having a proximal end, a distal end and a central channel therebetween. An elongate inner shaft is at least partially slidably received in the central channel and an actuator mechanism is operatively coupled with either the outer or inner shaft. The tool also includes a piercing element that is coupled with the outer shaft and releasably coupled with the implant.

Abstract: A spinal implant device immobilizes an attached vertebrae through a minimally invasive surgical approach while providing a compartment within the implant for the placement of bone graft or bone graft substitute. The bone graft material fuses the spinous processes and/or lamina portion of bone of the vertebral bone to which the device is attached.

Abstract: A modular system for fixation of a spinous process includes at least one pair of blocks shaped so as to engage a particular segment of the spinous process and arranged on opposing sides of the spinous process. Each block has a surface facing the portion of the spinous process to be engaged, the surface having an array of sharp spikes to penetrate the spinous process when so engaged. Two rods arranged parallel to the spinous process are provided to connect the at least one pair of blocks and therefore stabilize multiple segments of the spinous process. Each block includes an aperture within a central portion of the block and shaped so as to slidably receive one of the rods. Set screws are provided so as to securely position the block along the length of the rod.

Abstract: Devices and methods for anchoring one or more elongate connecting members along the spinal column include a transverse linking member positionable through a spinous process in a generally orthogonal orientation to the sagittal plane. At least one coupling assembly is engageable about an end of the linking member extending from the spinous process. The elongate connecting member is engaged to the coupling assembly in a transverse orientation to the transverse linking member.

Abstract: Medical devices for the treatment of spinal conditions are described herein. The medical device includes a main body that is adapted to be placed between the L5 vertebra and the sacrum so that the main body acts as a spacer with respect to the L5 vertebra and the sacrum to maintain distraction therebetween when the spine moves in extension. The main body is formed from two pieces, an upper body portion and a lower body portion.

Abstract: Medical devices for the treatment of spinal conditions are described herein. The medical device includes a support portion that is adapted to be fixed to the sacrum and a bumper that is adapted to be located adjacent to the inferior portion of the spinous process of the L5 vertebra. The medical device acts as a spacer with respect to the L5 vertebra and the sacrum to maintain distraction therebetween when the spine moves in extension. The medical device may also include a superior portion adapted to extend over the superior portion of the superior spinous process to control flexion of the spine.

Abstract: Systems and method in accordance with an embodiment of the present invention can includes an implant comprising a spacer and a frame having a central body and a helical shaped wing extending from the central body. The frame can be positioned near about adjacent spinous processes, and can be rotated and urged so that the adjacent spinous processes pass within a groove of the wing, thereby allowing the wing to be arranged on an opposite side of the adjacent spinous processes. The spacer can then be arranged over the frame so that the spacer contacts and distracts the spinous processes, thereby limiting relative movement of the adjacent spinous processes during extension.

Abstract: Various devices and methods are provided for spinal augmentation. In particular, the device can includes a connector element having a superior portion and an inferior portion that is adapted to support adjacent superior and inferior vertebrae and a first superior seating member and a second superior seating member associated with the connector element. The first seating member can be adapted to receive a portion of a lamina of the superior vertebra and the second seating member can be adapted to receive a portion of the lamina of the inferior vertebra. The device can have a variety of configurations, including the connector element and the first and second seating members being unitary and the first and second seating members being separately secured to the connector element.

Abstract: There is provided a spinal implant device for placement between adjacent spinous processes. The spinal implant device includes first and second fixation plates, a connector, and first and second lag screws. The first fixation plate includes a first and second screw holes. The second fixation plate includes third and fourth screw holes. The first lag screw extends through the first and third screw holes and threadedly engages a respective one of the first or third screw holes with the superior spinous process disposed between the first and second superior ends. The second lag screw extends through the second and fourth screw holes and threadedly engages a respective one of the second or fourth screw holes with the inferior spinous process disposed between the first and second inferior ends. A method of implanting the device is provided.

Abstract: A modular interspinous fixation system and method are shown. The system and method comprise a first plate, a second plate and a locking cross bar for locking the first and second plates together and into locked engagement with a first spinous process and a second spinous process. A bridge is mounted or received on the locking cross bar so that it becomes locked onto the locking cross bar when the locking cross bar is in locked engagement. The bridge and locking cross bar are adapted so that the bridge does not rotate about its axis while on the locking cross bar. Various other embodiments are shown illustrating various bridges of different shapes and sizes, integral and non-integral locking cross bars and even a ramped locking cross bar for facilitating preventing separation of the first and second plates after they are mounted to the first and second spinous processes.

Abstract: An interspinous implant includes a spacer having an upwardly facing concave saddle and a downwardly facing concave saddle. The lateral sides of the implant are pulled inward to force the saddles vertically away from each other, thereby increasing the effective height of the implant. In one version, a strap extends circumferentially around the anterior and posterior surfaces of the spacer, such that tightening the strap causes the saddles to move away from each other. In another version, the spacer includes a first outwardly facing convex segment disposed on a first lateral side of the saddles and a second outwardly facing convex segment disposed on a second lateral side of the saddles. A rod extends between the first and second convex segments and is fixed to the first convex segment and movable relative to the second convex segment.

Abstract: A spinal implant helps stabilize vertebrae for fusion. The implant is particularly adapted for percutaneous implantation, but may also be used with other access techniques. The implant includes first and second plates that extend through a slot in a frame. When installed, the frame extends laterally through the interspinous space, and the plates extend superiorly-inferiorly along respective lateral sides of the spinous processes. The plates are moved toward one another and relative to the slot to clamp the implant to the spinous processes. The slot may be variably sized along its length, and the plates may move into differently sized portions of the slot during the clamping process.

Abstract: The present disclosure generally relates to a device for positioning and immobilizing at least two adjacent vertebrae. In particular, in one or more embodiments, the present disclosure relates to spinous process fusion devices that distract and immobilize the spinous processes of adjacent vertebrae.

Abstract: An apparatus (10) and method are provided for supporting an adjacent pair of vertebra (14, 16) relative to each other by anchoring a support frame (30) to the superior spinous process (24) and the inferior spinous process (28) of two adjacent vertebra (14, 16); and anchoring the support frame (30) to either the superior facets (34) or inferior facets (32) of the two adjacent vertebrae (14, 16).

Abstract: A posterior dynamic stabilization system that allows a) elongation through a ligament connected to the bone anchors that ultimately reaches its full length to provide a secure flexion limit, and b) compression through a spacer positioned between bone anchors to provide an extension limit.

Abstract: Implant apparatuses are provided for being inserted between adjacent vertebral bone portions and maintaining mechanical engagement with the vertebral bone portions. The implant apparatuses are generally constructed to be inserted in an insertion orientation and pivoted between the vertebral bone portions to an implanted orientation. The implant apparatuses are further secured in the implanted orientation to maintain engagement with the adjacent vertebral bone portions.

Abstract: Spinous process constraint structures include a first attachment element for placement over a first spinous process and a second attachment element for placement over a second spinous process. The attachment elements are joined by a single connector which may optionally include a compliance member for providing controlled elasticity between the spinous processes.

Abstract: The present invention provides spinous process implant and associated methods. In one aspect of the invention the implant limits the maximum spacing between the spinous processes. In another aspect of the invention, a spacer has at least one transverse opening to facilitate tissue in-growth. In another aspect of the invention, an implant includes a spacer and separate extensions engageable with the spacer. The spacer is provided in a variety of lengths and superior to inferior surface spacings. In another aspect of the invention, an implant includes a spacer and a cerclage element offset from the midline of the spacer in use so that the spacer defines a fulcrum and the cerclage element is operative to impart a moment to the vertebrae about the spacer. In another aspect of the invention, instrumentation for inserting the implant is provided. In other aspects of the invention, methods for treating spine disease are provided.

Abstract: A spinal implant including first spinal attachment member for attaching to a first spinal portion, second spinal attachment member for attaching to a second spinal portion, and a post-implantation variable dimension device disposed between the first and second spinal attachment members, which is operable after completing surgery in which said spinal implant was installed into a patient, to cause relative movement between the first and second spinal attachment members.

Abstract: Methods and devices are adapted to limit the extent of vertebral extension between an upper-most vertebral bone and a lower-most vertebral bone wherein a least one additional vertebral bone resides between them. In an embodiment, the limitation of extension occurs while flexion is at least partially maintained within at least one FSU. In other embodiments, flexion may be abolished.

Abstract: The invention concerns a distance-keeping inter-process implant with a body (1) ending in its posterior part with two opposite-situated resistance protrusions (2). In the anterior part of the body (1) there are situated at least two wings (5, 6), at least one of which is a mobile wing (6) connected with the body (1) by an articulated joint. Each wing (5, 6) is provided with at least one guide (11, 13, 14, 15) of the tensioning band (4). The articulated joint between the mobile wing (6) and the body (1) is formed by the mutually collaborating shaped surface (7) of the. wing (6) and the shaped surface (8) of the body (1) and is usefully secured by the pin (12) that constitutes the axis of rotation of the mobile wing (6). In an alternative version of the implementation of the implant, the mobile wing (6) connected with the body (1) is provided with at least one arm (16) situated with respect to the wing (6) at the angle ? amounting to from 30° to 150°.

Abstract: Interspinous/inter-laminar spinal spacers (spinal spacers) are configured to be placed between bony structures (i.e. transverse and spinous processes) of adjacent vertebrae of a spine. In one form, flexible spinal spacers are defined by a unitary body that is configured to be placed between bony structures of adjacent vertebrae of a spine. The unitary body has a flex portion that provides for motion between the adjacent vertebrae to which it is coupled. The flex portion is configurable to provide for various degrees of angulation, flexion, extension and/or compression of the present flexible spinal spacer. In another form, static spinal spacers are defined by a unitary body that is configured to be placed between bony structures of adjacent vertebrae of a spine. The unitary body has saddle-shaped ends each defining a pocket that is configured to receive a bony structure of a vertebra.

Abstract: Devices and methods for the treatment of abnormal spinal stability and stenosis of the spinal canal by the implantation of orthopedic devices between skeletal segments. In one embodiment, a device is disclosed to rigidly fixate the spinous processes of two vertebral bones relative one another. A first member of the device is advanced across an interspinous space, rotated, and/or advanced onto the contralateral side of the spinous processes. A second member of the device is also advanced onto the ipsilateral side of the spinous processes and forcibly captures the spinous processes between the first and second members. A protrusion extends from the first and/or second devices configured to embed into the bone of the spinous processes thereby increasing the immobilization strength of the device. The implant may be further configured to contain a bone forming material to form a fusion between the first and the second vertebral bones.

Abstract: The device for protecting adjacent stages Vc of a spinal segment Sr of a vertebral column previously instrumented by an osteosynthesis device (1) is constituted of fixation elements (110) formed of connectors (111) immobilized in translation and in rotation on the corresponding connection rod (4) of osteosynthesis device (1), a support block (130; 180) in which is housed the spinous process Ve of superjacent vertebra Vc found just above the instrumented spinal segment Sr and at least one ligament (150, 170, 190) allowing spinous process Ve of superjacent vertebra Vc to be joined to support block (130; 180) and the support block (130; 180) to be joined to connectors (111).

Abstract: The invention relates to an intervertebral implant comprising: a spacer (12); a braid (14) for fixing said spacer between the spinous processes of two adjacent vertebrae; and a clamping device for clamping said braid. The clamping device comprises: a fixed part (28) constituted by a portion of said spacer (12) and defining at least one first clamping surface for clamping said braid; a mobile assembly (28) movable relative to said spacer (12) and defining at least one second clamping surface for clamping said braid; and displacement means for moving said moving assembly (30) relative to said fixed part (28) to displace said mobile assembly between a first position in which said first and second clamping surfaces face each other but are apart to define a free passage for a portion of the braid (14), and a second position in which said first and second clamping surfaces are moved towards each other to clamp said portion of braid (14).

Abstract: Systems and method in accordance with an embodiment of the present invention can includes an implant comprising a first wing, a spacer extending from the first wing, and a distraction guide. The distraction guide is arranged in a first configuration to pierce and/or distract tissue associated with adjacent spinous processes extending from vertebrae of a targeted motion segment. The implant can be positioned between the adjacent spinous processes and once positioned, the implant can be arranged in a second configuration. When arranged in a second configuration, the distraction guide can act as a second wing. The first wing and the second wing can limit or block movement of the implant along a longitudinal axis of the implant.