Abstract: A periarticular bone plate for the internal fixation of a fractured, proximal tibia of a surgical patient includes a shaft member connected to a head member, a top surface, a bottom surface, a posterior edge, an anterior edge and a plurality of holes extending between the top and bottom surfaces for receiving fasteners for attaching the plate to the bone. The head member is offset relative to the shaft member in each of a frontal and sagittal planes of the proximal tibia.

Abstract: A fixation device serves in facilitating reduction and repair of a fractured bone such as a clavicle or a pelvis. The fixation device includes a bone plate adapted to overlie and contact bone fragments of a fractured bone. The bone plate can include tines extending outwardly from the edge thereof to contact the exterior of and support the bone fragments.

Abstract: A fixation device serves in facilitating reduction and repair of a fractured humerus. The fixation device includes a bone plate adapted to overlie and contact portions of a proximal humerus and a humeral shaft. The bone plate includes at least a body portion overlying the humeral shaft, and an end portion overlying a portion of the proximal humerus. The end portion can facilitate attachment of the bone plate to the lesser tuberosity of the proximal humerus.

Abstract: Fixation devices serve in facilitating reduction and repair of a fractured humerus. In doing so, the fixation devices serve in maintaining the position of a bone plate relative to a fractured bone. The fixation devises include an extra-medullary component, and each of the bone fixation devices can buttress the cortical bone of the fractured bone.

Abstract: A periarticular bone plate for the internal fixation of a fractured, proximal tibia of a surgical patient includes a shaft member connected to a head member, a top surface, a bottom surface, a posterior edge, an anterior edge and a plurality of holes extending between the top and bottom surfaces for receiving fasteners for attaching the plate to the bone. The head member is offset relative to the shaft member in each of a frontal and sagittal planes of the proximal tibia.

Abstract: An orthopedic plate is specifically configured for implantation at the mid-foot. The plate has a first radius along the x-axis in the y direction and a second radius along the y-axis in the y direction The plate has an ring-shaped footprint with two diagonal sets, (one set of longer and one set of shorter) of opposing tabs. In each set of tabs, one tab includes a compression slot that extends and causes compression in a direction toward a screw hole in the opposing tab of the other set of tabs. The maximum length of the plate extends between the longer set of tabs, and an opening is included along this axis to allow viewing of the bone/bone fragments under the plate. The placement of the compression slots and the screw holes account for the progressively anterior placement of the cuneiforms and provides for compression in the medial direction.

Abstract: Methods and devices for static or dynamic spine stabilization include an anterior plating system that allows longitudinal and pivoting motion of the plates and of the stabilized vertebras. In one embodiment a spine fixation assembly for connecting a first vertebra to a second vertebra includes a first plate configured to be attached to one or more locations of the first vertebra and a second plate configured to be attached to one or more locations of the second vertebra. The first plate is pivotally connected to the second plate and may also allow longitudinal and/or horizontal motion of the plates relative to each other.

Abstract: A system, components of the system, and methods for attaching a plate between two or more bones or bone fragments. The system includes distraction pins having a threaded bone attachment or screw section and a detachable shaft section. The screw section of the distraction pins remain in the bone and are used to affix a plate to the bones.

Abstract: An orthopedic plate is specifically configured for implantation at the mid-foot and can be used for a variety of indications. The plate has a set of tabs comprising one longer tab and one shorter tab opposing each other along the length of the plate. In each set of tabs, one tab includes a compression slot that extends in a direction toward a screw hole in the opposing tab.

Abstract: A bone plate is described which is adapted for use in situ to fix a spatial relationship of at least two bone parts. The bone plate has at least one pair of the bone screw apertures that are adjoined by a relief-space contiguous with the open space of the screw apertures themselves. An adjoined aperture pair forms a complex aperture and has a center-to-center distance of the apertures along an axis running through the centers of the apertures. The center-to-center distance is equal to or greater than the sum of the radii of the heads of the individual bone screw used with the aperture pair. At least one of the screw apertures has a screw head seat having at least one relief notch set into a surface of the screw head seat. The relief notch provides desirable advantages that are not similarly accomplished in their absence.

Abstract: A fracture fixation device is described for fixing a bone having a near cortex and a far cortex, comprising a shaft portion configured to span a distance between the near cortex and the far cortex of the bone; a head portion adjoining the shaft portion and providing for engagement of the device with a bone plate, wherein the head portion is integral with the shaft portion; and a threaded front section for engagement of the device with the far cortex of the bone, wherein the device permits motion of the shaft portion relative to the near cortex.

Abstract: A plate for securing bones together includes an elongate spine having at least one groove spanning along a length of the spine parallel to a central axis of the spine, and a plurality of arms extending laterally from the spine, the plurality of arms comprising at least one arm on a first side of the spine and at least one arm on a second side of the spine.

Abstract: A variety of options for for fracture fixation after total hip arthroplasty or total knee arthroplasty. The ability to pre-engineer fracture fixation contingent solutions into femoral or tibial components provides a distinct clinical advantage in the planning and execution for periprosthetic fracture fixation. Methods and apparatus include targeting devices allowing for intimate association of fixed angle locking screws in pre-drilled holes in an existing prosthetic, femoral nail, or other components including additional fixation components. Such apparatus and methods further include alignment devices and other components to allow for ease of repair of periprosthetic fractures utilizing the pre-engineered solutions.

Abstract: An orthopedic plate has a first end including a locking screw hole that receives a locking screw and spaced from that hole is a compression housing that extends from the bone-facing side of the plate and which receives a compression screw that forms an angle of from about 10° to about 70° with a longitudinal axis of the plate. In a further embodiment, the plate also includes a second end with a chamfer for insertion of the plate into bone, and in a still further embodiment, the plate is an MTP plate.

Abstract: A plate for fracture fixation is provided including a plurality, of individually adjustable heads and various features to achieve: a.) superior fixation of the plate to osteoporotic diaphyseal bone; b.) improved visualization of the fracture line; c.) intraoperative adjustability to achieve better contact of the plate and the bone; d.) reduced risk of post-surgery tendon rupture; d.) improved fixation of small volar marginal fragments and, e.) improved targeting and fixing of particular fractured bone fragments.

Abstract: Methods and systems for occipital-cervical spinal fixation. A plate configured for attachment to the occipital bone has two arms extending out from either side, which turn downwards parallel to one another. A first bend is disposed in the arms, such that the arms extend down from the occipital bone behind the spinous process of the C1 and C2 vertebrae, upon installation. A second bend in the arms allows attachment to the C2 vertebra. The system may be dimensioned for pediatric installation. A bone graft material may be held in place between the cervical vertebrae and the skull by installing a cable to the installed system to retain the bone graft material in place. Methods and kits for occipital-cervical spinal fixation are also disclosed.

Abstract: A fixation device comprises a first anchor portion being configured to join to a first bone portion. A second anchor portion is configured to join to a second bone portion. An intermediate component extends between the first anchor portion and the second anchor portion. The intermediate component is configured to expand and contract enabling constrained movement of the second bone portion.

Abstract: Device for synthesis of bone fractures, comprising a plate and screws for locking said plate. The plate is entirely made from biocompatible and radiolucent plastic material suitable to permit a radiographic control and an easy explantation of the plate and is provided with through holes for the screws fixing the plate on the bone. The screws comprise a threaded shank having an external diameter less than the diameter of said holes and a head having a thread with an external diameter greater than the diameter of said holes so as to permit insertion of the screws according to a plurality of directions and inclination with respect to the axis of the holes in the plate, said head being suitable to engage said holes by self-threading.

Abstract: A low profile dorsal plate for internal fixation of a radius fracture can comprise a single longitudinal portion having a distal end, and a transverse portion fixed across the distal end at an angle of about 15° to about 30° from perpendicular with respect to the longitudinal portion. The transverse portion can also have a z-axis curvature, or can be flexible to form a z-axis curvature, where the z-axis curvature corresponds to a dorsal contour of a distal radius. Also included is a first plurality of screw holes aligned within the longitudinal portion and a second plurality of screw holes aligned within the transverse portion.

Abstract: An expansion and compression instrument for fracture fixation includes a first handle member, a second handle member, a bearing assembly, and a replaceable tip insert. The bearing assembly axially receives a driver. The replaceable tip insert is adapted to engage an aperture of a fracture fixation plate. The driver is adapted to engage the head of a bone screw, partially threaded into bone proximate the fracture and disposed through a longitudinal slot of the plate. Manual manipulation of the handle members together or apart causes the driver head and replaceable tip insert to become farther apart or closer together, respectively. Pivotal or hinged attachment of the bearing assembly to a handle member permits pivotal movement of the driver relative to the handle member and permits the jaws of the replaceable tip insert to remain in substantial engagement with the fracture fixation plate during expansion and compression.

Abstract: A suture attachment clip and method for assisting in the attachment or re-attachment of soft tissue to bone. The clip generally comprises a head having a shape suitable for allowing the passage of a suture during attachment of soft tissue to bone. One or more clips can be secured to a bone plate through a variety of means, including a snap configuration, a screw configuration, and a bendable prong configuration. The clip can also be continuous with an adjacent clip, thus forming a multi-clip assembly that can either be secured to a bone plate or secured directly to a bone without a bone plate.

Abstract: The present invention relates to an orthopedic plate and screw system and instruments for surgical fixation of a small bone or bones including specifically the small bones of the spine. The plate facilitates three dimensional contouring to provide for a variety of applications and to accommodate individual variation in bone shape. The plate has a modified x shape including a central trunk portion including one or more screw holes along a longitudinal axis and a set of divergent upper and an oppositely extending set of divergent lower arms, each arm including screw holes which are placed at a radially equal distance but which diverging asymmetrically from the longitudinal axis relative to its paired upper or lower mate. The screws of the system are self-starting, self-tapping screws including the option of partial or full cannulation. In a further embodiment, the plate is intended for use through the length of the spine.

Abstract: A bone fixation device may include a primary bone plate. The primary bone plate may include an elongate member having a first fastener-receiving passageway therein to receive a first fastener to anchor the primary bone plate to a long bone of a patient, and an enlarged head member extending from the elongate member and having a secondary bone plate-receiving passageway therein. The bone fixation device may also include a secondary bone plate received in the secondary bone plate-receiving passageway and having a second fastener-receiving passageway therein to receive a second fastener to anchor the secondary bone plate to fractured end portions of the long bone of the patient.

Abstract: An anchor connected with a suture is moved through a passage between opposite sides of a bone. The anchor is then pivoted to change its orientation. A second anchor is connected with the suture. While tension is maintained in the suture, the suture is secured against movement relative to the anchors. This may be done by tying the suture or by using a suture retainer to hold the suture. A suture retainer may be used in place of the second anchor. The passage may extend across a fracture in the bone. The passage may have either a nonlinear or linear configuration. The passage may be formed by first moving a thin elongated member through the bone. The thin elongated member is then used as a guide for a drill. The thin elongated member is withdrawn from the drill and the suture anchor is moved through a passage in the drill.

Abstract: An adjustable occipital plate includes a central body portion having a plurality of arms extending therefrom in a generally Y-shaped configuration. Two of the arms include elongate slots for slidably receiving retaining members therein. Each retaining member includes a U-shaped channel for receiving a spine rod and a set screw. The central body portion and one arm include openings for receiving bone screws therein. Each of the arms may be angled with respect to the central body portion.

Abstract: A method and means of cranial bone flap fixation that provides, among other things, the re-opening, resetting and/or repositioning of the bone flap during neurosurgical procedures. The instrumentation central to this method and means is MR and CT-visible to aid in imaging-based localization of it. The method and means can also be used in other types of medical procedures where certain kinds of hard or firm tissue fixation is desirable according to the method of the invention.

Abstract: A surgical plate system, components and methods of using are described. A surgical plate system includes a plate having an anterior surface, a posterior surface, a longitudinal axis, a transverse axis and a through hole passing through the anterior and posterior surfaces. A variable fastener is configured and dimensioned to connect to the plate, the variable fastener having a head and a shaft extending distally from the head. The head is configured to assume different proximal end diameters. The head, in a first configuration allows inward flexing to reduce a diameter of the head to allow the head to pass through an entrance opening of the through hole. In a second configuration, the head is prevented from flexing inwardly thereby preventing the head from backing out of the entrance opening, while allowing articulation of the head, within the through hole, relative to the plate.

Abstract: According to one example embodiment, a radial fusion plate includes a first portion and a fusion portion. The first portion is configured to conform to a dorsal side of a radius bone between a second compartment and a fourth compartment of the radius bone. The fusion portion is distal to the first portion and configured to conform to a scaphoid and a lunate. The first portion includes scaphoid hole and a lunate hole.

Abstract: The invention provides a method and apparatus for cranial fixation following a craniotomy and treatment for increased intracranial pressure. The cranial fixation device comprises of plates attached to the skull with a telescopic screw. The telescopic screw provides constrained movement of the bone flap relative to the skull to accommodate an increase in the intracranial pressure.

Abstract: A bone plate assembly and method of using the same in a patient is disclosed that includes a ratchet mechanism that allows unidirectional incremental adjustment of the overall length of the bone plate assembly. The bone plate assembly is capable of being created to have various stages. One illustrative bone plate assembly includes an intermediate plate component having a first tongue extending upwardly from a central portion of the intermediate plate component and a second tongue extending downwardly from the central portion of the intermediate plate component. First and second end plate components are included that have first and second tongue grooves that are adapted to slidably engage at least a portion of the first and second tongues. A first and second ratchet mechanism is included that allows the first and second end plate components to be incrementally ratcheted toward the central portion of the intermediate plate component.

Abstract: A retaining mechanism for use in affixing a stratum to bone is disclosed. The retaining mechanism comprises a stratum, a retaining element and a spring element. The stratum comprising a first surface, a second surface, and a hole extending between the first surface and the second surface, wherein the second surface is configured to engage at least a portion of the bone. The retaining element comprises a first position that permits a fastener to be passed through the hole, and a second position that at least partially overlaps the hole. The spring element is configured to engage the stratum and configured to engage the retaining element such that the spring element helps maintain the retaining element in its second position so as to help prevent inadvertent backing out of the fastener after the fastener has been fully inserted into the hole.

Abstract: A method of bone fixation comprises the steps of implanting at least one first fixation element into a respective first anatomical body such that a portion of the first fixation element extends out from an exterior surface of the first anatomical body, and implanting at least one second fixation element into a respective second anatomical body that is adjacent the first anatomical body, such that a portion of the second fixation element extends out from an exterior surface of the second anatomical body. A hardenable material is applied to the portion of each of the fixation elements that extends out from the exterior surface of the respective anatomical body when the hardenable material is in an unhardened state. The hardenable material is hardened such that the hardenable material forms a hardened construct together with the bone fixation elements that bridges the anatomical bodies.

Abstract: A repair system comprising at least one anchor, screw, or plate comprising a body and a suture capture element formed in the body for attaching at least one suture to the anchor, screw, or plate. The suture capture element being configured so as to permit the suture to be snared by the suture-capture element after the anchor, screw, or plate has been attached to bone.

Abstract: A device for osteosynthesis includes a body having a proximal surface, a distal surface configured and dimensioned to face a target portion of bone over which the body is to be mounted and a through opening extending through the body from the proximal surface to the distal surface along a central axis. The through hole includes a first protrusion extending from an inner surface thereof toward the central axis. The first protrusion is biased toward an unstressed state in which the first protrusion extends into the through opening to a first distance from the central axis. The first protrusion is movable toward the inner surface when subjected to a force directed outward from the central axis.

Abstract: An internal joint distraction device provides articulation to an articulating bone joint between an upper bone structure and a lower bone structure. The device includes a medial plate shaped to at least partially conform to a medial side of a bone structure of a limb and includes a lateral plate shaped to at least partially conform to a lateral side of a bone structure of a limb. Each of the medial and lateral plates may include a longitudinal length sufficient to extend from the upper bone structure to the lower bone structure thereby spanning at least a portion of the joint. Each plates includes at least one proximal connection feature formed therein for connecting to the upper bone structure and at least one distal connection feature formed therein for connecting to the lower bone structure. An axle extends from one of the connection features on the medial plate to one of the connection features on the lateral plate.

Abstract: This invention relates to a bone fixation device, and more particularly to a bone fixation device being injectable with medical fillings, comprising: a hollow fixation part having a joining end at a proximal end thereof, and an injecting end at a distal end thereof; a cover part being joined with the injecting end of said hollow fixation part; a medical filling being forceable and/or injectable via the injecting end of said hollow fixation part and into said cover part, such that the medical filling is allowed to become lump-like after injecting.

Abstract: The invention relates to a biocompatible material made of a rust-resistant, alloyed stainless steel which is configured with at least one martensitic surface layer which is formed by a heat treatment with nitrogen case hardening and subsequent cooling. The surface layer, orthogonally to the surface into the sample interior, displaying a virtually linear course of the accompanying hardening and being achieved by a complete phase change (so-called austenitising) in the structural state from ferrite via austenite to martensite. In addition, the biocompatible material is in contact preferably indirectly or directly with the human body, no reactions and/or sensitivity problems being able to occur even in permanent use as a result of its absolute freedom from nickel.

Abstract: A bone plate having a rear face and opposing front face, adapted to be abutted on a bone, and a through hole extending between the front and rear faces, and attached to a bone to be set by applying the bone plate to the bone, and by screwing a screw into the bone through the through hole. The bone plate has a blind first dimple provided in at least one of the faces thereof other than the rear face. One acute gripping tip of a pair of bone forceps may be abutted on the bone, with the other acute griping tip of the bone forceps being engaged in the first dimple. The first dimple is configured so as to converge from an opening portion thereof on the dimple-provided face toward a bottom portion thereof, whereby the other acute gripping tip of the bone forceps can slide toward the bottom portion.

Abstract: A compression plate kit that allows for manual compression of a bone discontinuity includes a bone plate, two or more reduction screws, and a compression clamp. The compression clamp can include engagement members configured to engage the reduction screws, thereby allowing a practitioner to compress a bone discontinuity by manually closing the compression clamp. One or more implementations of a kit of the present invention can provide a practitioner with physical or tactile feedback during the compression of a bone discontinuity, and thus, provide the practitioner with the ability to better control the compression and spacing of bone portions during a reduction.

Abstract: The present invention relates generally to a bone plate for stabilizing bony structures. More particularly, the invention is directed to bone plates having an elongate body to which an integrated rod is formed. Integrated rod portion may be captured by a bone anchor with a receiving member. The bone plate is movable from a first position to a second position and may have an aperture for lagging the bone plate to the bone.

Abstract: In some embodiments, provided is an apparatus including a first elongated member, the first elongated member including a distal end and a proximal end. The distal end of the first elongated member is coupled to a first bone portion during use. The apparatus further includes a second elongated member including a distal end and a proximal end. The distal end of the second elongated member is coupled to a second bone portion during use. The proximal end of the second elongated member comprises a surface that is shaped complementary to a surface of the proximal end of the first elongated member. The apparatus still further includes a locking mechanism coupling the proximal end of the first elongated member to the proximal end of the second elongated member.

Abstract: A locking plate system includes a locking plate having a screw hole with an inner diameter and internal threads, and a slot formed in a top surface of the locking plate adjacent the screw hole. The system includes a screw guide having a main body including an upper end and a lower end, and an attachment flange projecting from the lower end of the main body for insertion into the slot. The screw guide includes a central opening having an inner diameter that matches the inner diameter of the screw hole. The system includes a locking screw having external threads extending along the length thereof. The external threads have an outer diameter that matches the inner diameter of the central opening of the screw guide. The locking screw is insertable into the central opening of the screw guide for being directed into the screw hole.

Abstract: A construct for fusing a joint between a proximal bone and a distal bone comprises a plate body having a proximal end, a distal end, and a longitudinal axis extending between the proximal and distal ends; a rigid joint bridge on the plate body intermediate the proximal and distal ends, the bridge separating the plate body between a proximal bone portion and a distal bone portion; a plurality of screw receiving holes extending through the proximal bone portion of the plate, the distal most pair of the holes defining a first transverse axis at an oblique angle relative the longitudinal axis; a plurality of screw receiving holes extending through the distal bone portion of the plate, the proximal most pair of the holes defining a second transverse axis at an oblique angle relative the longitudinal axis; a plurality of screws extending through the holes and attaching the plate body to the proximal and distal bones; and a joint screw traversing the joint between the first and second transverse axes.

Abstract: A bone plate for treating clavicle fractures. The bone plate may include an elongated body having one or more curved portions that roughly conform to the surface and/or anatomical curvature of the clavicle. One or more openings may be provided for receiving an anchoring member, such as a bone screw, for fastening at least a portion of the bone plate onto the clavicle. The bone plate may provide at least one rail member extending along a portion of the body of the bone plate. The bone plate, when affixed to the clavicle, permits the rail member to rest upon the outer surface of the clavicle, thus providing an area defining a cavity formed between an outer surface of the clavicle and a bottom surface of the body of the bone plate, and thus allowing blood to circulate against and around the clavicle.

Abstract: Bone treatment plate assemblies, methods of fabrication, and methods of use. Such assemblies comprise spring structures assembled to bone treatment plates. The spring structure comprises elongate bands, and springs between the bands, urging the bands against structure of the plate. Spring width is less than spring height and/or one or more protuberances extending from the band or bands cooperate with one or more detents in the plate thereby to arrest longitudinal movement of the spring structure with respect to the plate.

Abstract: A degradation controlled metal implant and methods of controlling the degradation of the implant. In one embodiment, the implant includes a body, one or more apertures, and one or more fastener blanks fixed within one or more apertures. In another embodiment, the implant includes a body of a first material and a second material plated in various patterns over the first material.

Abstract: The present invention relates to a series of orthopedic plates for use in repair of a clavicle. The plate has a Y-shaped profile or an X-shaped profile which includes an elongate central trunk with a complex contour and wither one or two terminal pairs of arms that have a first arm and a second arm that form differing angles and lengths relative to the trunk portion of the plate. The arms include locking screw holes where the screws converge toward each other to provide for multiplanar fixation but which do not impinge.

Abstract: Provided is a device, system, and method for the fixation of the spine. In particular, the present invention provides a system that includes a low profile anterior vertebral plate and screws for fixation and stabilization of the cervical spine, the anterior vertebral plate having a selectable locking mechanism embedded in the underside of the plate during the manufacturing thereof and providing a visual locked indicator on the top side of the plate.

Abstract: The present invention relates to an orthopedic plate for use in repair of a fibula. The plate has a Y-shaped profile which has the contour of a spoon where the bowl includes a terminal pair of arms that form differing angles and lengths relative to the trunk portion of the plate. The arms include locking screw holes where the screws converge toward each other, but do not impinge so as to provide-multiplanar fixation.

Abstract: A set of at least two osteosynthesis plates (2g, 2h) for implantation, anatomical reduction and internal splinting of bone fragments, in particular after fractures of the distal humerus. The two osteosynthesis plates (2g, 2h) according to the invention are provided with drilled holes (3a, 3b, 3c) which are arranged or formed so that the bone crews (12) passing through them come to rest in different directions in space, so that bone screws (12) can pass more completely than in the past through the bone space of the splinted bone (1).