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6733534 |
System and method for spine spacing
A system and method for positioning a spacer within a patient. The device has a first form having a reduced size to be inserted into the patient in a minimally invasive manner. The device than...
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6733531 |
Anchoring devices and implants for intervertebral disc augmentation
Devices for anchoring spinal implants in an intervertebral disc space are provided. Spinal implants are also provided that are resistant to lateral deformation. The implants may include a flexible...
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6733504 |
Cervical dowel and insertion tool
A dowel insertion tool includes a T-shaped handle and a hollow sleeve which extends distally from the T-shaped handle. A shaft extends from the handle through the hollow sleeve and includes a...
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6730125 |
Spinal fixation and retrieval device having side pieces
A spinal fixation and retrieval device comprises a retrieval main body, two side pieces, and a fastening device for fastening substantially symmetrically the two side pieces with two sides of the...
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6730088 |
Device for fixing spinal column under treatment
A spinal column fixation device includes a support member, a top seat fastened at the top end with the support member, and a bottom seat fastened at the bottom end with the support member. The top...
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6726721 |
Hydrogel-based prosthetic device for replaceing at least a part of the nucleus of a spinal disc
The present invention is a prosthetic for replacement of at least a part of the nucleus of a intravertebral disc. The prosthetic device is composed of at least two essentially parallel soft layers...
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6723097 |
Surgical trial implant
A trial implant and trial implant kit for assisting a physician in selecting an appropriately sized prosthesis is provided. In one embodiment, the trial medical implant device includes a body...
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6719794 |
Intervertebral implant for transforaminal posterior lumbar interbody fusion procedure
An intervertebral implant for fusing vertebrae is disclosed. The implant has a body with curved, substantially parallel posterior and anterior faces separated by two narrow implant ends, superior...
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6716245 |
Intersomatic implant
The invention provides an intersomatic implant suitable for containing at least one bone graft and for being inserted in the intervertebral space along a predetermined direction. It comprises: a...
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6712852 |
Laminoplasty cage
A medical implant device for use in spinal surgery, and more preferably for use in laminoplasty surgery is provided. The implant is a cage-like member having a generally hollow, elongate body with...
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6706068 |
Artificial disc replacements with natural kinematics
This invention improves upon prior art total disc replacements (TDRS) by more closely replicating the kinematics of a natural disc. The preferred embodiments feature two or more fixed centers of...
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6706067 |
Spinal intervertebral implant and method of making
A C-shaped or ring shaped implant formed of cortical bone has its C-shaped or inner channel filled with a bone promoting material which is preferably demineralized bone fibers formed as a flexible...
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6699247 |
Spine distraction implant
A spine distraction implant alleviates pain associated with spinal stenosis and facet arthropathy by expanding the volume in the spine canal and/or neural foramen. The implant provides a spinal...
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6695842 |
Interspinous process distraction system and method with positionable wing and method
An implant that is implanted between adjacent spinous processes for the relief of pain associated with the spine. The device has a spacer to distract apart the adjacent spinous processes. To...
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6689168 |
Method and apparatus for stabilizing adjacent bones
An apparatus ( 10 ) is provided for implantation into an adjacent pair of vertebral bodies ( 12 and 14 ) having first and second surfaces ( 17 and 19 ) that oppose each other. The apparatus (...
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6689167 |
Method of using spinal fusion device, bone joining implant, and vertebral fusion implant
A bone joining implant, comprising a tubular body having an open leading end and a central aperture, the central aperture similarly sized to the open leading end, the open leading end communicating...
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6685742 |
Articulated anterior expandable spinal fusion cage system
An articulated modular spinal fusion cage is implanted in the intervertebral space and adjusted in situ from an anterior access position to support adjacent vertebrae in normal curved alignment....
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6682564 |
Intervertebral support device and related methods
An intervertebral support device may include a body having opposing first and second end faces, opposing top and bottom faces extending between the first and second end faces, and opposing side...
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6682561 |
Spinal fixation system
An implantable, spinal, vertebral replacement device comprises a tubular cage for fitting into a space left by a missing vertebral body and for optionally retaining bone graft material. First and...
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6669729 |
Apparatus and method for the replacement of posterior vertebral elements
An orthopedic implantable device articulately connects a first spinal vertebra to an adjacent second spinal vertebra along the midline of the first and second vertebrae or along an axis medial to...
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6666888 |
Threaded fusion cage with enhanced anterior support
A threaded fusion cage for implantation between a pair of vertebrae. The cage has a discontinuous thread helically wound thereabout. The thread has a constant depth in posterior and middle portions...
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6666889 |
Intersomatic implant for sagittal insertion and suitable for being offset transversely in the frontal plane
A lumbar intersomatic implant for insertion into the discal space between two adjacent vertebrae for reestablishing the anatomical intervertebral space, the implant being in the form of a generally...
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6660037 |
Intervertebral prosthesis
An implant, in particular an intervertebral prosthesis, which consists of an elongated elastic body which is form-elastic and takes on the form of a spiral S in the force free state. The spiral can...
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6656178 |
Vertebral-column fusion devices and surgical methods
A vertebral-column device that is suitable to be received in an intervertebral space between two dorsal vertebrae, the prosthesis comprising a curved strip of biocompatible material. The width of...
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6652533 |
Medical inserter tool with slaphammer
An installation tool is provided for the efficient and effective placement of an implant between adjacent bone structures, preferably adjacent vertebral bodies, and for the subsequent removal of...
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6652585 |
Flexible spine stabilization system
A spine stabilization system includes a flexible member attachable to a portion of the spinal column. The member includes components that are oriented and function similar to the natural fiber...
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6648915 |
Intervertebral cage and method of use
An intervertebral prosthesis for implantation between adjacent vertebrae of the human spine is shown. The prosthesis is formed as a unitary cage body configured and sized to be inserted between...
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6648918 |
Treating degenerative disc disease through the transplantation of dehydrated tissue
A method of treating a diseased or traumatized intervertebral disc is based upon the transplantation of one or more dehydrated biologic tissues into the disc space. In the preferred embodiment,...
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6648919 |
Transplantation of engineered meniscus tissue to the intervertebral disc
Transplanted meniscus tissue is used to treat degenerative disc disease, disc herniation, or other pathologic conditions of the spine. Harvested fibrocytes are added to a meniscus removed from a...
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6648920 |
Natural and synthetic supplements to engineered annulus and disc tissues
Fibrocytes, annulus fibrosis cells, cells that differentiate into annulus fibrosis cells, or cells that function like annulus fibrosis cells are harvested and combined with the extracellular matrix...
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6645247 |
Supplementing engineered annulus tissues with autograft of allograft tendons
Fibrocytes, annulus fibrosis cells, cells that differentiate into annulus fibrosis cells, or cells that function like annulus fibrosis cells are harvested and combined with the extracellular matrix...
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6641582 |
Bone preparation instruments and methods
Instruments and methods for preparing adjacent bones for fusion are disclosed. In a typical embodiment, the instruments include paddles for spacing the adjacent bones a predetermined distance and a...
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6641613 |
Double dowel spinal fusion implant
The invention is a unitary implant or graft made of allograft bone or of similar material and shaped as a conjoined double dowel. Six embodiments of the implant are shown along with three...
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6638310 |
Intervertebral spacer and implant insertion instrumentation
An intervertebral spacer formed of dense cancellous human or animal bone is provided. In one preferred embodiment, the intervertebral spacer includes at least one bore which is dimensioned to...
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6635087 |
Laminoplasty implants and methods of use
Implants for use in the spinal column are disclosed. The implants comprise a bone allograft coupled with a non-allogenic plate. The plate has ends that fasten to opposing spine segments, and an...
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6635086 |
Implant for placement between cervical vertebrae
A stirrup shaped cervical implant is provided for use in keeping spinal vertebrae separated. The implant includes a ring portion connected to a truncation. The ring portion includes legs having...
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6629998 |
Intervertebral retrieval device
An intervertebral retrieval device comprising a filling body and one or more bone nails. The filling body is provided in one side thereof with one or more slanted holes to an upper contact surface...
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6626944 |
Interspinous prosthesis
This prosthesis is made of a material which is mult-directionally flexible and elastic, and comprises an interspinous portion having a thickness slightly greater than the anatomical interspinous...
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6620162 |
Device for inserting fill material particles into body cavities
An instrument for filling cavities in a body, such as a cavity within a reamed out spinal disc, with beads includes a cyclical agitator that functions to prompt the introduction of one bead at a...
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6616668 |
Adjustable transverse connector for use with a spinal implant system
The present invention relates to a transverse connector having an assembly, which joins two spinal rods to form a spinal implant construct. The transverse connector has two members each having...
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6613089 |
Laterally expanding intervertebral fusion device
This invention relates to intervertebral spacers for use in orthopedic treatment of spinal defects. The intervertebral space is formed of a shape memory polymer. The spacer can be fabricated into a...
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6613090 |
Intervertebral implant
In an intervertebral implant having an upper and a lower supporting surface for abutment with adjacent vertebral bodies, having a concave dorsal longitudinal side, a ventral longitudinal side lying...
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6613051 |
Anterior transpedicular fixation system and method for maintaining a vertebral column
The present invention relates to an internal anterior transpedicular fixation system and a method for rigidly fixing the spine anteriorly at the level above and below a thoracolumbar burst fracture...
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6613091 |
Spinal fusion implants and tools for insertion and revision
An interbody fusion device in one embodiment includes a tapered body defining a hollow interior or chamber for receiving bone graft or bone substitute material. The body defines exterior threads...
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6610090 |
Height-adjustable vertebral implant
The invention relates to a height-adjustable vertebral implant comprising a first essentially U-shaped cage which has recesses or holes and vertebral support surfaces which are formed at the cage....
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6607557 |
Artificial bone graft implant
An implant for replacing the supporting function of an intervertebral space defined between adjacent vertebrae includes a prosthetic implant member dimensioned for insertion within a space provided...
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6605089 |
Apparatus and method for the delivery of electrical current for interbody spinal arthrodesis
An electrical bone growth promotion apparatus and method for the delivery of electrical current to an implant surgically implanted within the intervertebral space between two adjacent vertebrae of...
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6602291 |
Prosthetic spinal disc nucleus having a shape change characteristic
A prosthetic spinal disc nucleus comprising a hydrogel core surrounded by a constraining jacket. The hydrogel core is configured to expand from a dehydrated state to a hydrated state. In the...
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6599320 |
Alignment guide assembly for spinal stabilization
An alignment guide for placing an intervertebral spinal implant into a disc space includes a body and a pair of parallel pins spaced at a predetermined distance from one another. The body may be...
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6585770 |
Devices for supporting bony structures
A device for supporting weak bony structures includes a body having first and second ends configured for contacting adjacent bony structures. The body has a wall that with a number of opening, and...
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