Patent application number | Description | Published |
20090069852 | Multi-Axial Bone Anchor Assembly - In one aspect, a bone anchor assembly is provided. The bone anchor assembly includes a bone anchor, a crown member, a saddle, and a sleeve. The bone anchor assembly is configured such that the bone anchor is moveable with respect to the saddle when the sleeve is positioned around the saddle and the bone anchor is locked relative to the saddle by compression of the head portion of the bone anchor between the crown member and a seat of the saddle. In another aspect, a system for orthopedic implantation is provided. The system includes an elongated member, a compression member, and a bone anchor assembly. In another aspect, a method of assembling a bone anchor assembly is provided. | 03-12-2009 |
20100131017 | Multi-Axial Bone Anchor Assembly - In one aspect, a bone anchor assembly is provided. The bone anchor assembly includes a bone anchor, a crown member, a saddle, and a sleeve. The bone anchor assembly is configured such that the bone anchor is moveable with respect to the saddle when the sleeve is positioned around the saddle and the bone anchor is locked relative to the saddle by compression of the head portion of the bone anchor between the crown member and a seat of the saddle. In another aspect, a system for orthopedic implantation is provided. The system includes an elongated member, a compression member, and a bone anchor assembly. In another aspect, a method of assembling a bone anchor assembly is provided. | 05-27-2010 |
20100152780 | SPINOUS PROCESS ANCHORING SYSTEMS AND METHODS - 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. | 06-17-2010 |
20120283786 | ANCHORS EXTENDER ASSEMBLIES AND METHODS FOR USING - One nonlimiting embodiment is directed to an anchor extender releasably engaged with an anchor configured for engagement with one or more bones or bony portions. The anchor extender generally includes a first member and a second member positioned about and movable relative to the first member. The anchor extender is positionable adjacent the anchor and movement of the second member relative to the first member toward the anchor as the anchor extender is engaged with the anchor results in lateral displacement of the anchor extender relative to the anchor while the first member engages with a first side of the anchor and the second member engages with an opposite second side of the anchor. However, in other embodiments, different forms and applications are envisioned. | 11-08-2012 |
20130018419 | SPINAL ROD SYSTEM AND METHODAANM Rezach; William AlanAACI AtokaAAST TNAACO USAAGP Rezach; William Alan Atoka TN USAANM May; JasonAACI CordovaAAST TNAACO USAAGP May; Jason Cordova TN US - A spinal rod system includes a first instrument extending between a proximal portion and a distal portion along a longitudinal axis thereof. The proximal portion defines an inner cavity extending along the longitudinal axis. The first instrument includes a first arm extending along the longitudinal axis. The first arm defines a portion of a vertebral construct cavity disposed in communication with the inner cavity and includes a distal end being configured to engage a bone fastener. Methods of use are disclosed. | 01-17-2013 |
20130103097 | DYNAMIC MULTI-AXIAL FASTENER - A device for attaching an elongated member to a vertebral member and provide for dampened movement of the elongated member. The device may include a receiver that receives an elongated member. The receiver may be movably attached to an anchor that may be attached to a vertebral member. A dampener may be positioned within the receiver. Further, one or more slots may be positioned in the receiver. The dampener and/or slots dampen the translational movement of the receiver and attached elongated member relative to the anchor in first and second directions, and may also buffer forces applied into the spine. | 04-25-2013 |
20130211453 | SPINAL CORRECTION SYSTEM AND METHOD - A spinal correction system comprises an elongate member extending between a first end including a first inner surface defining a first cavity and a second end including a collar having a second inner surface defining a second cavity. The second cavity is movable relative to the elongate member in at least one orientation. The second end defining an elongated cavity. A first extender defines a first outer surface and a second extender defines a second outer surface. The elongate member is disposable between a first configuration and a second configuration such that the second cavity is movable in the at least one orientation to a position such that the first inner surface is forcibly disposable in a fixed engagement with the first outer surface and the interior surface is forcibly disposed in a fixed engagement with at least a portion of the collar. Methods of use are disclosed. | 08-15-2013 |
20140100583 | SURGICAL INSTRUMENT AND METHOD - A surgical instrument includes a first member extending between a proximal end and a distal end. The distal end includes a plurality of fingers extending radially outward in a tapered configuration. A second member extends between a proximal end and a distal end. The proximal end of the second member is configured for mating with the distal end of the first member. A third member has an inner surface defining a cavity configured for disposal of the first member and engagement with the first member to fix the first member with the second member. Systems and methods are disclosed. | 04-10-2014 |
20140114354 | SPINAL CORRECTION SYSTEM - A spinal correction system comprises a first member defining a longitudinal axis and including an inner surface that defines a first cavity and a second cavity. A second member defines a longitudinal axis and includes an inner surface that defines a first cavity and a second cavity. The members are connected along a first axis disposed in substantially parallel relation to the longitudinal axes. At least one first implant support is configured for disposal within the first cavities. At least one second implant support is configured for disposal within the second cavities. The members are rotatable about the first axis to space apart the members such that the inner surfaces forcibly engage the supports in releasable fixation. Methods of use are disclosed. | 04-24-2014 |
Patent application number | Description | Published |
20110106185 | APPARATUS AND METHOD FOR APPLYING SUSTAINED TENSION ON A TETHER - Apparatus for applying sustained tension on tether in treatment site includes a positioning mechanism, gripping mechanism and pressurized fluid actuated mechanism. The positioning mechanism is operable to position the pressurized fluid actuated mechanism at a fixed distance relative to treatment site, and to engage a target at treatment site and secure the tether proximate to the target. The gripping mechanism is operable to selectively grip the tether and maintain tether when tether is held in tension. The pressurized fluid actuated mechanism is selectively operable to apply desired pulling force on gripping mechanism directed away from treatment site so as to transmit and apply in a sustained manner the desired pulling force on the tether independently from the tether displacement and place it under desired level of tension while the tether is being secured. | 05-05-2011 |
20110245878 | RETENTION MECHANISMS FOR ROD LOCKING SET SCREWS - The present invention concerns spinal fixation systems, and particularly systems utilizing pedicle screws, connectors and elongated members positioned adjacent to the spinal column. More specifically, the invention concerns improvements to spinal connectors having set screws used to connect to the elongate members, such as spinal rods, that include a means for inhibiting rotational movement of a partially inserted set screw before such connectors are implanted by the surgeon. | 10-06-2011 |
20120191144 | INSTRUMENT FOR REDUCTION OF A VERTEBRAL ROD AND METHOD OF USE - An instrument and method for reducing a vertebral rod into an anchor attached to a vertebral member. The instrument may include a gripper configured to attach to an anchor, an elongated shaft extending along a longitudinal axis between opposing jaws of the gripper, and a reducing element disposed at least partially outside the first and second jaws of the gripper and configured to engage with the vertebral rod. A release device may also be disposed about the elongated shaft and may be movable relative thereto such that the release device may be selectively engaged with a threaded outer surface of the elongated shaft. The reducing element may therefore be alternatively slidable relative to the gripper or threadably movable relative to the gripper by interaction with the elongated shaft, depending on a position of the release device. | 07-26-2012 |
20140364912 | SPINAL CORRECTION SYSTEM - An implant support comprises a first member including a first portion and a second portion configured to engage a bone fastener. The second portion extends in a transverse orientation from the first portion. The members define a longitudinal axis. The second member includes a first portion and a second portion configured to engage the bone fastener. The second portion of the second member extends in a transverse orientation from the first portion. At least one of the members is movable relative to the longitudinal axis between a first configuration and a second configuration such that the longitudinal axis is offset relative to an axis of the bone fastener. Systems and methods are disclosed. | 12-11-2014 |
20150051648 | SPINAL IMPLANT SYSTEM AND METHOD - An implant support comprises a first portion defining a longitudinal axis and a second portion including at least one arm extending from the first portion. The at least one arm includes a part. An extension is engageable with the at least one arm to move the at least one arm between a first position and a second position such that the part is disposed to releasably engage an implant. A lock is disposed with the first portion and connected with the extension. The lock is biased from a first configuration to a second configuration to engage the first portion and resist disengagement of the at least one arm from the second position. Systems and methods of use are disclosed. | 02-19-2015 |
Patent application number | Description | Published |
20100262190 | SPINAL ROD TRANSLATION DEVICE - A rod translation device is described that minimizes the wear between a spinal rod and a bone anchor in a spinal implant. In one embodiment, the rod translation device is a sleeve that is slid onto the outside diameter of the spinal rod. At least one compressible member, such as an O-ring, may be placed within the inside diameter of the sleeve to prevent direct contact of the outside diameter of the spinal rod to the inside diameter of the sleeve. Once the spinal rod is secured within the implant any translation of the spinal rod decreases wear debris between the outside diameter of the spinal rod and the pedicle screw. | 10-14-2010 |
20110106161 | Position Retaining Crosslink - A crosslink for a spinal stabilization system is disclosed that provides significant increased torsional stability for the spinal stabilization system. The crosslink includes a first crosslink arm and a second crosslink arm having an eye. An eyebolt is included that has a horizontal passageway for receiving at least a portion of the first crosslink arm and an upper portion for receiving the eye of the second crosslink arm. The eyebolt includes a means for inhibiting rotational and translational movement of the portion of the first crosslink arm. | 05-05-2011 |
20110106165 | DEVICES AND METHODS FOR DYNAMIC SPINAL STABILIZATION AND CORRECTION OF SPINAL DEFORMITIES - An apparatus for attachment to a vertebral body for correcting spinal deformities. The apparatus has a plate member having an upper surface and a lower surface. The upper surface having at least one receiving member defining a channel for receiving a flexible connection member. The at least one receiving member having a proximal portion and a distal portion. The proximal and distal portions interfacing along a frangible connection such that the at least one receiving member extends axially from the upper surface a first distance when the frangible connection is unbroken and the at least one receiving member extends axially from the upper surface a second distance when the frangible connection is broken. The second distance is less than the first distance. | 05-05-2011 |
20110184462 | VERTEBRAL ROD CONNECTOR AND METHODS OF USE - A vertebral rod connector includes a first portion configured to engage a fastener construct and define a first longitudinal axis. A second portion is configured to engage a vertebral rod and define a second longitudinal axis disposed transverse to the first longitudinal axis. A flexible linking portion is disposed for connecting the first portion with the second portion. The linking portion has a bifurcated configuration oriented transverse to the first longitudinal axis. Methods of use are disclosed. | 07-28-2011 |
20110276096 | LOW PROFILE VERTEBRAL STABILZATION SYSTEMS AND METHODS - Skeletal stabilization systems include a base, a longitudinal member, and a retaining member. The base includes an engagement surface with a surface area that is positionable in contact with a bone to atraumatically or traumatically engage the base to the bone. The retaining member engages the base to retain the longitudinal member relative to the base so that the longitudinal member can provide a desired stabilization effect to one or more adjacent bony portions. | 11-10-2011 |
20120277808 | INSTRUMENT AND METHOD FOR REDUCING ELONGATE CONNECTING ELEMENTS - One non-limiting embodiment is directed to a reduction instrument releasably engageable with a bone anchor and structured to reduce a connecting element into a receiving member of the bone anchor. The reduction instrument includes a first member and a second member laterally movable relative to the first member between a first position for receiving a portion of the bone anchor and a second position for engaging the reduction instrument with the bone anchor. The reduction instrument also includes an actuating member axially displaceable relative to the first and second members. Additionally, the second member is moved between the first and second positions upon displacement of the actuating member relative to the first and second members, and the second member extends substantially parallel to the first member as it is moved between the first and second positions. | 11-01-2012 |