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8167913 |
Spinal stabilization using bone anchor and anchor seat with tangential locking feature
A stabilization system for implantation in a patient includes: a bone anchor including a head and a shaft, the shaft extending away from the head in a bone insertion direction and being operable...
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8147522 |
Bone fixation method
A tulip assembly configured to be coupled to a head of a bone fixation device. The steps of fixing include inserting the pedicle screw into a bone, the pedicle screw including a head portion,...
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8137389 |
Bone screw
A bone screw is created, with a thread section with a tip at a first end and a head for engaging with a screwdriver at the opposite second end, which serves as traction element to connect shattered...
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8118849 |
Bone screw with selectively securable washer
A screw assembly (10) for insertion into a bone region (12A) (12B) includes a screw body (14) and a washer (16). The screw body (14) includes a distal end (218), a proximal end (224), and a distal...
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8114127 |
Bone anchors for use in attaching soft tissue to bone
Bone anchors are provided having three suture attachment sites disposed within a bore. The bone anchors are suitable for use in rotator cuff repair procedures. The bone anchors comprise an anchor...
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8114141 |
Dynamic bone fixation element and method of using the same
The present invention relates to dynamic bone fixation elements and a surgical method to stabilize bone or bone fragments. The dynamic bone fixation elements preferably include a bone engaging...
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8083778 |
Vertebral osteosynthesis equipment
Equipment includes bony anchoring members one or two linking rods, intended to be connected to the anchoring members, and parts for connecting the linking rod(s) to the anchoring members, at least...
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8070785 |
Bone anchor prosthesis and system
A prosthetic screw system that includes a prosthetic screw for at least partial insertion into a bone and/or cartilage. The prosthetic screw includes a head and a lower portion connected to the...
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8062336 |
Polyaxial orthopedic fastening apparatus with independent locking modes
An apparatus is designed to attach an implant to bone in a manner that permits rotational adjustment of the implant about multiple axes prior to securement via the apparatus. The apparatus includes...
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8057519 |
Multi-axial screw assembly
The present application is directed to multi-axial screw assemblies to connect a longitudinal member to a vertebral member. In one embodiment, the multi-axial screw assembly includes a screw...
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8048133 |
Bone anchoring device
A bone anchoring device includes a receiving part for receiving a rod, the receiving part has a first bore coaxial with a longitudinal axis and a second bore, and an anchoring element having a...
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8048132 |
Spine fixation device
A spine fixation device is provided. The spine fixation device includes a bone screw, a fixation carrier, and a first locking member. The fixation carrier is rotatably coupled to a fixation unit of...
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8034089 |
Bone anchoring device
A bone anchoring device has an anchoring element, a receiving portion, and a pressure element. The anchoring element includes a shank to be anchored in a bone or a vertebra and a head, the head...
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8034087 |
Polyaxial bone screw
A polyaxial bone screw assembly includes a threaded shank body having an upper capture structure, a head, a retaining ring and a nut. The external capture structure surface includes a threaded...
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8016862 |
Spinal stabilizing system
A bone stabilizing system includes a collar that has a tubular sidewall with an interior surface and an exterior surface each extending between a first end and an opposing second end, the interior...
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7993373 |
Polyaxial orthopedic fastening apparatus
An orthopedic fastener is designed to attach an implant to bone in such a manner that, until the fastener is tightened, the implant may be rotationally adjusted against the bone. The implant may...
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7972364 |
Locking assembly for securing a rod member in a receiver part for use in spinal or trauma surgery, bone anchoring device with such a locking assembly and tool therefor
A locking assembly for securing a rod in a receiving part of a bone anchoring device includes a first locking element having a first end and a second end and a longitudinal axis of rotation and an...
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7967848 |
Spring-loaded dynamic pedicle screw assembly
An assembly that includes a fixator component, a clamping mechanism, a screw head, a load sharing mechanism, and a blocker. The fixator component further includes a bulbous end, a neck portion, and...
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7967849 |
Adjustable multi-axial spinal coupling assemblies
Coupling assemblies and systems and methods are provided with an anchor member movably coupled with a receiver member extending along a receiver axis. A seat member is movable in the receiver...
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7942907 |
Polyaxial screw assembly
A polyaxial screw assembly includes an internal load dampening mechanism for sharing and dampening loads between at least one screw member and at least one rod member interconnected by the...
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7942910 |
Polyaxial bone screw
A fastening system for bone screws used in spinal fixation systems for reshaping the spine of a patient. The bone screw has threads on one end for anchoring in the spine. The other end has a...
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7942911 |
Polyaxial bone screw
A fastening system for bone screws used in spinal fixation systems for reshaping the spine of a patient. The bone screw has threads on one end for anchoring in the spine. The other end has a...
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7922748 |
Removable polyaxial housing for a pedicle screw
A polyaxial body is selectively removable from a pedicle screw in a spinal fixation system without disruption of the screw's placement in the patient's spine. The polyaxial body according to...
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7892257 |
Spring loaded, load sharing polyaxial pedicle screw assembly and method
An assembly and method thereof comprising a screw head comprising an expandable bulbous end; a fixator component configured for receiving the bulbous end of the screw head; a load sharing mechanism...
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7850717 |
Bone anchors having two or more portions exhibiting different performance characteristics and method of forming the same
A bone anchor including a bone engaging element and an implant engaging element. The bone engaging element includes a first portion formed of a first material and a second portion formed of a...
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7850716 |
Adjustable interconnection device
Mechanisms for connecting an elongated member for orthopedic support or therapy to bone or other tissue are disclosed. Embodiments may include a receiver member with a channel for accommodating an...
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7846167 |
Driver assembly and fastener apparatus
A driver assembly may include a fastener and a driver. The fastener may have a head with upper and lower surfaces. An engagement portion may be located in the upper surface proximate a perimeter...
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7833252 |
Pivoting joints for spinal implants including designed resistance to motion and methods of use
A pivoting connector couples a vertebral member to a longitudinal member. An anchor is pivotally attached to a body by positioning a head of the anchor within a cavity in the body. A longitudinal...
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7828829 |
Low top bone fixation system and method for using the same
An exemplary tulip assembly configured to be coupled to a head of a bone fixation device includes an inner tulip member including a lower portion configured to couple the head of the bone fixation...
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7794483 |
Compression bone screw
A compression bone screw is described, with a shank having two opposite shank sections along its axial extent, a first thread being connected in a rotationally fixed manner to the shank in the...
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7789896 |
Polyaxial bone screw assembly
A polyaxial bone screw assembly includes a threaded shank body having an upper portion, a retaining and articulating structure, a compression structure and a receiver for holding the capture...
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7763057 |
Biased angle polyaxial pedicle screw assembly
A pedicle screw assembly and method of assembly comprises a longitudinal member; a screw head comprising a bulbous end, wherein the screw head has a slot adapted to receive the longitudinal member;...
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7749258 |
Bone anchoring device
A bone anchoring device includes a receiving part for receiving a rod, the receiving part has a first bore coaxial with a longitudinal axis and a second bore, and an anchoring element having a...
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7722652 |
Pivoting joints for spinal implants including designed resistance to motion and methods of use
A pivoting connector couples a vertebral member to a longitudinal member. An anchor is pivotally attached to a body by positioning a head of the anchor within a cavity in the body. A longitudinal...
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7643867 |
Fiducial marker devices, tools, and methods
This document discusses, among other things, fiducial marker devices, tools, and methods. One example illustrates a combined computed tomography (CT) imagable fiducial locator head, an integral...
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6893443 |
Angle-adjustable bone screw and fixation device
The invention is related to a bone screw and a device for osteosynthetic fixation. The bone screw includes a head, a shank, and a collar disposed therebetween. A plate or bone fixation assembly may...
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6884244 |
Removable medical implant closure for open headed implants
A closure for use in conjunction with an open headed medical implant for capturing and locking a rod member in the implant comprises a radially outward threaded cylindrical body sized and shaped to...
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6663630 |
Halo/collar cervical orthosis
A cervical fixation system comprises a body rigidly attached to a patient's skull at one or more rigid attachment points. One method of achieving such a rigid attachment is through the use of bone...
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6596008 |
Method and instruments for percutaneous arthroscopic disc removal, bone biopsy and fixation of the vertebral
The insertion points for guide pins used in percutaneous vertebral fixation by pedicle screw are determined by establishing an approach path on a CT image, measuring on the CT image the distance...
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6471707 |
Bone screw having bioresorbable proximal shaft portion
A fixation device, such as a bone screw, includes a bioresorbable proximal shaft portion and a non-bioresorbable distal threaded portion. In one aspect, the shaft portion is provided with a...
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6454772 |
Set screw for medical implant with gripping side slots
A set screw for locking a first implant in position relative to a second implant. The set screw having a bore with at least one side slot extending parallel to the axis of the screw and...
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6379357 |
Modular spinal system
A modular bone fastener system for use with a longitudinal member, such as a plate, having a fastener with a threaded lower potion for engaging a spinal element and an upper portion adapted to...
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6325803 |
Method and apparatus for mandibular osteosynthesis
A system for mandibular reconstruction generally includes an elongated locking plate having a plurality of internally threaded apertures and a plurality of fasteners. Each fastener includes a main...
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6102951 |
Mounting system for metallic support shells
With the invention a mounting system is shown for metallic support shells at implantable joints with pin-like metallic anchoring elements. The anchoring elements have a head which lies on a...
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6102914 |
Detachably connecting cap for a screw used in orthopaedic surgery
The present invention relates to a bone screw cap or stopper, comprising a shank (5) that fits closely to the outer contour of the head (2) of the screw and means (4) for detachably connecting the...
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5989255 |
Orthopaedic done screw apparatus
A bone screw apparatus and method of implantation provides a bone screw having an elongated shaft of an oversized length with proximal and distal end portions. The distal end portion of the shaft...
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5971987 |
Biocompatible absorbable polymer fastener and driver for use in surgical procedures
A biocompatible fastener that may be used for attachment of a fixation plate to bone is described herein, where the fastener has features that facilitate its deployment in a surgical environment....
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5167664 |
Ratcheting bone screw
A two piece bone screw having a separate head and shaft adapted for slidable engagement relative to one another. The head and shaft include a plurality of teeth which mutually engage to permit the...
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5067955 |
Vertebral implant for osteosynthesis device
This vertebral implant (1) comprises an osseous anchoring element (2), a body (3) having a channel (4) designed to be passed through by a rod (5), and a first screw (9) for securing with the rod,...
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4013071 |
Fasteners particularly useful as orthopedic screws
Fasteners particularly useful as orthopedic screws comprise an external fastening member having a shank formed with a head at one end, external spiral threads extending to the opposite end, an...
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