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7383164 |
System and method for designing a physiometric implant system
A system improves the design of artificial implant components for use in joint replacement surgeries. The system includes an anthropometric static image data analyzer, an implant model data...
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7381178 |
Treatment of spinal metastases
A radiotherapy system, and preferably a brachytherapy system, for delivering radiation to tissue surrounding an interstitial space is provided. While the system can be used for a variety of...
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7361193 |
Devices and techniques for a posterior lateral disc space approach
This invention relates to methods and instruments for performing disc space preparation and implant insertion from a unilateral approach to the spine through a posterior lateral opening to the disc...
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7361192 |
Spinal disc prosthesis and methods of use
The subject invention provides a modular six-degrees-of-freedom spatial mechanism for spinal disc prosthesis, with three rotational and three translational degrees-of-freedom within the entire...
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7354453 |
Nucleus replacement securing device and method
There is disclosed systems and methods for spinal nucleus replacement by constructing channels through vertebral segments on either side of an area into which the spinal nucleus is to be...
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7354452 |
Spinal bone implant
Implantable devices useful for creating bony fusion particularly in intervetebral spinal fusion. The device is formed of bone and has a body portion with an upper flange member and an opposite...
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7351262 |
Bone implants and methods of making same
The present invention provides an implant for use in fusing adjacent bony structures. The implant comprises a plurality of pieces of bone and a flexible mechanism including one or more flexible,...
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7338525 |
Methods and apparatus for preventing the migration of intradiscal devices
Barriers are used to hold prosthetic components, including intradiscal devices, in position while allowing natural movement within a “safe zone.” In the preferred embodiments, the barrier is in...
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7331996 |
Intervertebral spacer
The upper and lower surfaces 5 and 7 of an intervertebral spacer 1 inserted between the vertebrae of a spine are formed in the shape of a curved surfaces 21 A and 21 B each having a top...
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7331995 |
Method for inserting an articular disc prosthesis via the transforaminal approach
A prosthetic device for transforaminal insertion into an intervertebral space is provided. The prosthetic device includes a first component having a first curved flange for engaging a first...
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7331994 |
Intervertebral disc replacement prosthesis
An intervertebral disc prosthesis for placement between a first vertebra and a second vertebra adjacent to the first vertebra. In one embodiment, the intervertebral disc prosthesis includes a...
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7329283 |
Open intervertebral spacer
Open chambered spacers, implanting tools and methods are provided. The spacers 500 ′ include a body 505 ′ having a wall 506 ′ which defines a chamber 530 ′ and an opening 531 ′ in...
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7326251 |
Interbody fusion device
An interbody spacer includes concave lateral surfaces extending at an angle with respect to the longitudinal axis. In one aspect, the interbody spacer includes upper and lower convex surfaces...
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7320689 |
Multi-part cervical endoprosthesis with insertion instrument
A multi-part intervertebral endoprosthesis includes a top closure plate, a bottom closure plate, a sliding core between the closure plates, each closure plate having a pair of receiving openings or...
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7318840 |
Intervertebral disc treatment devices and methods
Intervertebral disc treatment devices and methods are provided. An intervertebral disc treatment device includes a fibrous body sized for introduction into a disc cavity of a damaged disc wherein...
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7316686 |
Devices and methods for implanting fusion cages
Methods and instrumentation for spinal interbody fusion are disclosed. The instruments and methods are particularly adapted for interbody fusion in an unreamed disc space. One instrument is a...
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7311734 |
Intervertebral spacers
One embodiment of a hollow spinal spacer ( 10 ) includes a curved anterior wall ( 11 ) having opposite ends ( 12, 13 ), a posterior wall ( 15 ) having opposite ends ( 16, 17 ), two lateral walls (...
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7311713 |
Method of interbody fusion with stacked elements
An apparatus and method for distracting, in a given direction, and supporting two tissue surfaces. A plurality of wafers are consecutively inserted between the two tissue surfaces to create a...
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7309359 |
Allogenic/xenogenic implants and methods for augmenting or repairing intervertebral discs
Allogenic or xenogenic materials are used to provide intervertebral disc nucleus implants and/or annular plugs. The allogenic or xenogenic materials comprise natural disc annulus material, which...
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7309358 |
Vertebral body and disc space replacement devices
A vertebral replacement body device for supporting adjacent vertebrae includes a connecting member having an upper member and a lower member engaged thereto at opposite ends thereof. The members...
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7309357 |
Prosthetic spinal discs
A prosthetic spinal disc uses a stiff spring or springs for resiliency between two plates that attach to adjacent vertebrae. When the disc has multiple springs, they may be adjacent, concentric or...
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7306628 |
Interspinous process apparatus and method with a selectably expandable spacer
The present invention is an interspinous process implant with a selectably expandable spacer that can be placed between adjacent spinous processes.
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7303584 |
Modular implant for fusing adjacent bone structure
A method for facilitating fusion of bone structures includes providing an implant member for positioning between opposed bone structures, the implant member having a first end and a second end, and...
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7303583 |
Intervertebral implant
An intervertebral implant is shaped in the form of a hollow cylinder and has a cover face, a base face, a hollow cylinder wall with an outer lateral area and an inner lateral area, as well as a...
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7291172 |
Artificial intervertebral disc
Artificial intervertebral disc, comprising a nucleus of flexible material with the shape of a flattened body, with a lower and an upper side connected by a lateral surface, having a...
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7288093 |
Spinal fusion implant having a curved end
An artificial spinal implant is disclosed which when placed between two adjacent vertebrae directly participates and is incorporated in the ensuing fusion. Instrumentation and procedure is also...
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7285135 |
Osteogenic fusion device
An interbody osteogenic fusion device is provided that includes a rigid elongated central element and a pair of opposing bone engaging members. The device promotes fusion bone growth in the space...
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7285134 |
Vertebral body replacement implant
A vertebral replacement implant assembly for inserting in a space left by one or more removed vertebrae between adjacent intact vertebrae, according to which at least two elongated members are...
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7282063 |
Artificial disc spinal surgical prosthesis
A spinal surgical prosthesis such as an artificial disc having a pair of upper and lower plate members, a flexible disc interposes therebetween and a rigid collar made of a bio-compatible and...
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7273498 |
Open intervertebral spacer
Open chambered spacers, implanting tools and methods are provided. The spacers 500 ′ include a body 505 ′ having a wall 506 ′ which defines a chamber 530 ′ and an opening 531 ′ in...
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7273497 |
Methods for treating a defect in the annulus fibrosis
Methods and apparatus for treating disc herniation provide a conformable device which assumes a first shape associated with insertion and a second shape or expanded shape to occlude the defect...
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7270682 |
Intervertebral implant
An intervertebral implant ( 1 ), specifically an artificial intervertebral disk, with a central axis ( 2 ), and an upper plate-shaped section ( 10 ), suitable for laying onto the base plate of a...
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7267692 |
Nucleus prosthesis, the insertion device therefor and the method of fitting same
A device ( 3 ) used to fit a nucleus prosthesis made up of: a deformable elastic nucleus prosthesis ( 1 ) which can adapt to the shape of intervertebral cavities, the prosthesis consisting of two...
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7267690 |
Interlocked modular disc nucleus prosthesis
A method and apparatus for repairing a damaged intervertebral disc nucleus in a minimally invasive manner utilizes a modular disc prosthesis. The modular disc prosthesis preferably comprises at...
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7267687 |
Spinal implant and method of use
A spinal implant having a smaller transverse cross-sectional dimension in the radially compressed configuration than in a first expanded configuration and a more linear configuration in the second...
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7261739 |
Intervertebral spacer device having arch shaped spring element
An intervertebral spacer device having a pair of opposing plates for seating against opposing vertebral bone surfaces, separated by at least one spring mechanism. The preferred spring mechanism is...
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7258700 |
Devices and method for nucleus pulposus augmentation and retention
Systems for minimally invasive disc augmentation include an anulus augmentation component and a nucleus augmentation component. Both are suited for minimally invasive deployment. The nucleus...
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7255714 |
Vertically adjustable intervertebral disc prosthesis
Intervertebral disc prostheses are provided. More particularly, the invention provides disc prostheses that have adjustable disc heights, that are readily converted into fusion prostheses and that...
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7255698 |
Apparatus and method for anterior spinal stabilization
A spinal fixation device for stabilizing one or more segments of the human spine and for preventing the dislodgement of intervertebral spinal fusion implants, which remains permanently fixated once...
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7252686 |
Methods for reducing bone compression fractures using wedges
Devices, kits, and methods are provided for treating a bone structure, e.g., a vertebra, with a compression fracture. Wedges can be introduced into the bone structure in a direction that is lateral...
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7247169 |
Kit of spine gauge blocks and a tool assembly
An assembly of a gauge block and tool for determining the size and shape of space between two adjacent vertebrae. There are a plurality of gauge blocks of different sizes and shapes for determining...
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7238203 |
Bioactive spinal implants and method of manufacture thereof
A bioactive spinal implant used in cervical fusion, Anterior Lumbar Interbody Fusion (ALIF), Posterior Lumbar Interbody Fusion (PLIF), and Transforaminal Interbody Fusion (TLIF), having properties...
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7238186 |
Interbody fusion device and method for restoration of normal spinal anatomy
An interbody fusion device in one embodiment includes a tapered body defining a hollow interior for receiving bone graft or bone substitute material. The body defines exterior threads which are...
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7235105 |
Threaded center line cage with winged end gap
A threaded center line cage assembly includes a cylindrical intervertebral spacer member to which is attached a winged end cap. The spacer member is implanted along a center line or median plane...
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7235103 |
Artificial intervertebral disc
The instant invention proposes an artificial intervertebral disc providing for angular displacements between adjacent vertebrae wherein these displacements are accommodated by internal shear in an...
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7232463 |
Intervertebral cage designs
Cage systems that improve upon the prior art in various ways. In the preferred embodiments, devices are radiolucent, with markers, thereby allowing visualization of placement without excessive...
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7229477 |
Spinal fusion implant
An improved prosthetic implant for forming a rigid structure between adjoining vertebrae in a spinal column. The prosthetic implant includes a cage having a top, bottom, front end, back end, first...
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7229443 |
Fastening assembly with improved handling properties
A fastening assembly is provided for fastening a fixing element, for example a plate, a brace, an angle, a profile, an armature, a retainer or the like to a substructure by means of at least one...
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7226483 |
Method of performing a transforaminal posterior lumber 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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7226482 |
Multipiece allograft implant
An allogenic implant for use in intervertebral fusion is formed from two parts. The first part, composed of cortical bone, provides mechanical strength to the implant, allowing the proper distance...
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