Abstract: A bone plate assembly and method of use comprising a head; a shaft; an upper surface; a lower surface having a fixed plane intended to be adjacent to the patient's bone when the plate is in use; a first hole positioned in the head wherein the first hole passes through the upper and lower surfaces and is configured to fix a shaft of a first bone anchor along a first axis; a second hole positioned on the anterior portion of the upper surface of the head wherein the second hole passes through the upper and lower surfaces and is configured to fix a shaft of a second bone anchor along a second axis; and a third hole positioned in the posterior side of the head wherein the third hole passes through the upper and lower surfaces and is configured to fix a shaft of a third bone anchor along a third axis, wherein the first axis, the second axis and the third axis do not intersect in the bone when the plate is in use.

Abstract: A fixable suture anchor plate including an anchor plate having a tunnel aperture that aligns with one or more bone tunnels formed in the bone. The anchor plate also includes one or more suture passages that align with one or more grooves formed along an edge of the anchor plate to permit passing a suture through the anchor plate after the anchor plate is fixed to the bone. The anchor plate also includes a screw hole that allows the anchor plate to be fixed to a bone with a screw. A method for tendon-to-bone repair includes sewing a medial row of stitches proximate to a medial line of tendon-to-bone attachment and securing the suture to the anchor plate through a bone tunnel and sewing a lateral row of stitches along a lateral line of tendon-to-bone attachment and securing the second suture to the anchor plate.

Abstract: A fastener retention system for retaining fasteners within apertures of an orthopedic plate includes a first pocket disposed between two of the apertures in the plate, a blocking member disposed between the two apertures and including a second pocket that forms a cavity with the first pocket, and a spring that expands from a compressed configuration within the first pocket to a decompressed configuration within the cavity.

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 osteonsynthesis implant has a plate-shaped base component having at least one hole, at least one axially extending rod-shaped tie rod having a first and a second end and at least one threaded component. The first end of the rod-shaped tie rod can be placed in the hole of the base component. The hole and the first end of the tie rod are formed such that the first end of the tie rod can be locked axially in the hole and is pivoted about an axis of the hole while locked to the plate. The second end of the tie rod is provided with a thread and the threaded component can be screwed onto the thread of the first tie rod. The tie rod can perform a pivoting movement of up to about 20° around the hole axis while locked in the plate hole.

Abstract: The present invention is directed to (1) a plating system having multiple and single locking mechanisms for general skeletal use other than in the anterior cervical spine; (2) an orthopedic plating system that permits a pair of bone screws to be inserted into a bone in a crossed over orientation and locked to the plate; (3) a segmentable plating system which can be made to a selected length by the surgeon; and (4) a combination screw-lock-plating system for allowing and/or causing intersegmental compression of bone portions.

Abstract: A dynamic vertebral stabilization device for constraining motion of adjacent vertebrae is provided. The bone stabilization device comprises a first plate having a vertebral mating surface for positioning against a vertebrae, wherein the first plate defines a recess. The device further comprises a second plate having a vertebral mating surface for positioning against an adjacent vertebrae. The second plate includes a projection configured to travel in the recess of the first plate. The vertebral mating surface of the first plate is non-coplanar with respect to the vertebral mating surface of the second plate.

Abstract: An external fixation device for holding bone fragments in place includes a housing having a number of rotationally adjustable pin holders, each of which is held by a clamping member that simultaneously clamps the pin holder within an internal mounting surface of the housing and a bone pin within the pin holder. A first embodiment includes a number of internal mounting surfaces, each of which can include a single pin holder. A second embodiment includes one or two internal mounting surfaces, each of which holds a row of pin holders that is clamped in place by a single clamping member. Other embodiments include pin holders arranged so that bone pins, extending from a linearly extending or arcuate surface are concentrated in a region.

Abstract: The invention is directed to a bone plate system. The bone plate system comprises a base plate having two generally parallel elongated screw slots extending therethrough. Two bone screws are provided that are capable of securing the base plate to a bone by insertion through the screw slots into the bone. Each bone screw has a screw head and a threaded portion extending therefrom. An interference device is attached to the base plate and retains the bone screws while permitting the bone screws to toggle and to controllably slide in the screw slots of the base plate. This design is particularly useful for joining adjacent vertebral bodies, as it permits controlled settling of the vertebral bodies, thereby enhancing the healing process.

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: 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 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 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 system and associated method are provided for mechanically fixating a region of a skull to a portion of a spine. A plate is provided to contact a region of a skull and be secured thereto. A spinal rod is configured to extend from a location adjacent the plate to a location adjacent at least one vertebra. An adjustable housing is provided to secure the rod to the plate, and has a first position wherein the relative position of the rod to the plate can be adjusted and a second position wherein the relative position of the rod to the plate is secured.

Abstract: A bone plate (1) having an upper side (2), a bone-sided lower side (3), a first end (11), a second end (12) and several plate holes (4) arranged between the two ends (11, 12) and connecting the upper side (2) to the lower side (3), the plate holes being provided for receiving bone screws. Two of the plate holes (4) are formed by a combination of two partially overlapping boreholes (5, 6) of different type. The first (5) of the two boreholes is a circular cylindrical bore, having an internal thread (7) and a cylinder axis (9). The second borehole (6) has a cone axis (10) and tapers from the upper side (2) to the lower side (3) in the form of a frustum of a cone. The second borehole (6) is provided with an internal thread (8). The cylinder axis (9) is situated at a distance A from the cone axis (10), where A is different than zero.

Abstract: An implant for osteosynthesis used in the stabilization of fractured bone of the mandible. The plate consists of apertures through which the plate is secured to bone using surgical screws. The apertures are connected by (a) two lateral bar sections running approximately parallel to the long axis of the mandible and (b) two cross bar sections intersecting each other near the centroid of the plate and at acute angles to the lateral bar sections. The plate design can be modified to accommodate patient anatomy depending on the type of bone it is designed to stabilize. Design and size parameters of the fixation plate can be customized to each individual patient using a customization software application to determine the least invasive fixation plate that will provide adequate functioning in stabilizing the bone fracture to a degree that will allow safe bone healing. The invention includes a method of design of osteosynthesis plates using shape optimization for different types and locations of fractures.

Abstract: Disclosed is an apparatus placed by an implantation tool for spacing a first section of a divided lamina apart from a second section of the divided lamina in connection with a laminoplasty procedure, including an apparatus placed with an implantation tool and fastened in place by a locking plate that is held in place by a locking plate fastener driven into the tool receiving hole in the apparatus.

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: Removable drill guide tips are pre-assembled into threaded holes of a bone plate. The tips may be used with an extension to together function as a conventional drill guide. After drilling, the extension or another tool is used to remove the tips from the plate. According to another use, the tip is used as a guide for a drill bit without any additional extension and then removed with a tool.

Abstract: A fixation plate with a base section including apertures for fixation to one bone segment and a leg section extending from the base section and including apertures for fixation to another bone segment. The expanse of the base section tapers gradually to smoothly cojoin with the leg section.

Abstract: Spinal plate assembly, and methods of use, wherein a retaining element such as a retaining band, optionally a resiliently flexible band, mounted to a spinal plate, activates a blocking feature of the spinal plate assembly to thereby prevent the bone fastener from withdrawing out of the spinal plate assembly and past the blocking member. The apertures are typically, but not necessarily, elongate slots, elongate axes of all such slots being commonly oriented. The band can be fabricated from a variety of bio-stable, bio-compatible medical grade materials, including metals or implantable plastics. The retaining element or elements can be disposed in intermittently-located channel elements in the plate.

Abstract: System, including methods, apparatus, kits, and components, for installation of a bone plate using an insertion tool attached to a bone plate and providing a blade for lifting soft tissue off bone in front of the bone plate as the insertion tool is advanced along a surface of the bone.

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: 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 system and a method for bone fixation are provided. A bone plate may be secured to at least one bone. A monolithic region of the bone plate may be bent to a bent configuration. A strut may be connected to the bone plate. In some embodiments, the strut may be connected at spaced positions of the bone plate that opposingly flank the monolithic region, such that the bent configuration is stabilized.

Abstract: A surgical implant device capable of conforming to a variety of surface topographies facilitates the growth and regeneration of site to which the device is applied. The device employs a plurality of elongate members supporting a column of discrete, rotatable elements in contact with each adjacent element. Anchor plates secure the respective ends of the elongate members, such anchor plates attachable to bone. The implant device provides and ordered array of individually rotatable elements to form a surface that permits bodily fluids to pass therethough.

Abstract: A device for osteosynthesis that includes a fixation element having at least one through hole designed to receive a pivotable bushing for a bone screw. The through hole having a central axis and a cross-section extending orthogonally to the central axis defined by two incomplete semicircles connected to each other by at least two non-circular cut outs forming grooves in the fixation element. The device also includes at least one bushing insertable in the through hole. The bushing has top and bottom surfaces, a longitudinal axis, a central bore designed to receive a bone screw, and a peripheral outside face having at least two outwardly extending protrusions defining an axis of rotation of the bushing extending through the protrusions. A cross section of the bushing orthogonal to the longitudinal axis is shaped such that the bushing is pivotable about the axis of rotation defined by the protrusions.

Abstract: Implants (7) for forming a positive connection with human or animal parts include a material, such as thermoplastics and thixotropic materials, that can be liquefied by means of mechanical energy. The implants (7) are brought into contact with the tissue part, are subjected to the action of ultrasonic energy while being pressed against the tissue part. The liquefiable material liquefies and is pressed into openings or surface asperities of the tissue part so that, once solidified, the implant is positively joined thereto. The implantation involves the use of an implantation device that includes a generator (2), an oscillating element, and a resonator (6). The generator (2) causes the oscillating element to mechanically oscillate, and the element transmits the oscillations to the resonator (6). The resonator (6) is used to press the implant (7) against the tissue part to transmit oscillations to the implant (7).

Abstract: The device for performing osteosynthesis includes a fixation element, such as a bone plate having a bottom surface designed to bear against the bone, a top surface, and at least one through hole extending from the bottom surface to the top surface, the though hole having a central axis and configured and dimensioned to receive a multiaxially pivotal insert or bushing for a bone screw. A bushing insertable into the through hole, includes a central bore designed to receive a bone screw, the central bore having a longitudinal axis, and a peripheral outer surface designed to be in contact with the through hole. The bushing is configured and dimensioned to be radially compressible and radially expansible, and the cross section of the through hole, which is orthogonal to the central axis, is non-circular. The cross section of the bushing that is orthogonal to the longitudinal axis has a shape that corresponds substantially to the cross section of the through hole of the bone plate.

Abstract: Endosseous implant to be applied to a human or animal bone, wherein the surface of the implant is made from titanium or a titanium alloy, said implant having a smooth or rough surface texture, which is characterized in that said surface has been treated with at least one selected organic phosphonate compound or a pharmaceutically acceptable salt or ester or an amide thereof; process for producing said implants.

Abstract: Embodiments of the present invention provide spinal implant systems and methods. According to one embodiment, a plate attached to one or more vertebrae can prevent expulsion of an interbody device from a disc space. The plate and interbody device can be coupled by an attachment member. According to one embodiment, the attachment member is coupled to the plate and includes a portion inserted in a threaded or non-threaded cavity. Preferably, the coupling between the plate and attachment member allows rotation in three dimensions thereby allowing the plate to rotate relative to the interbody device. This allows the plate to be better positioned for attachment to the spine during an operation.

Abstract: Vertebra bodies in the human spine are stabilized through the use of minimally invasive surgery for the implantation of an elongate implant plate assembly having spaced first and second screw receiving socket elements which are configured for respective attachment to first and second spaced vertebra with the aid of bone fixation screws and these elements are slidably received with respect to each other for adjustably changing the distance between the screw receiving socket elements. A lock assembly is also provided for selectively locking the first and second screw receiving elements from further relative sliding. An elongate insertion tool is releaseably secured to the plate assembly, and the insertion tool is configured for manipulating the plate assembly as a whole and for remotely manipulating the screw receiving socket elements for adjusting the distance therebetween.

Abstract: The present invention discloses an approximately ?-shaped improved bone plate structure, fixed on a bone of an animal for maintaining the relative positions of different portions of the bone. One of the other features of the present invention is that bone plate structure comprises at least one contouring portion for allowing the surgeons to intra-operatively adjusting the shape in accordance with the shape of the bone. Furthermore, the present invention may fit the bone with multi-axis, decreasing stress concentration, preventing the opening portion from being unsuitably covered and preventing the wound deformation from being pressed.

Abstract: A bone loss plate for the rigid fixation of a bone having a bone gap where portions of the bone are absent, the plate includes an elongated fixation plate having a first plate side, a second plate side, a proximal portion, a distal portion, and a middle portion and a tubularly-shaped containment cage connected to the second plate side of the elongated fixation plate, the tubular containment cage having a length shorter than the elongated fixation plate.

Abstract: A system for the internal fixation of a fractured bone of an elbow joint of a patient includes at least one bone plate, each bone plate having a plurality of holes and generally configured to fit an anatomical surface of the fractured bone. The at least one plate is adapted to be customized to the shape of a patient's bone. The system also includes a plurality of fasteners including at least one locking fastener for attaching the bone plate to the bone. At least one of the holes is a threaded hole. Guides for plate benders, drills, and/or K-wires can be pre-assembled to the threaded holes, and the locking fastener can lock into any of the threaded holes after the guides are removed.

Abstract: A surgical retractor assembly is disclosed that includes a bone plate and a retractor. The bone plate has a tapered end portion. The retractor includes a base having (i) a body defining a bottom surface and a distal portion, the distal portion defining a distal surface, (iii) a first pair of tabs extending from the body that are spaced apart from each other, and (iv) a second pair of tabs extending from the body that are spaced apart from each other. The retractor further includes a handle attached to the base. The first pair of tabs and the bottom surface define a first plate space. The second pair of tabs and the distal surface define a second plate space.

Abstract: The invention relates to an implant consisting of a metallic magnesium alloy that can be resorbed by the body, said metallic material being a magnesium alloy consisting of at least 96% w/w of magnesium, at least 1% w/w of manganese and at least 0.5% w/w of at least one metal of the rare earth group.

Abstract: A system for the internal fixation of a fractured bone of an elbow joint of a patient includes at least one bone plate, each bone plate having a plurality of holes and generally configured to fit an anatomical surface of the fractured bone. The at least one plate is adapted to be customized to the shape of a patient's bone. The system also includes a plurality of fasteners including at least one locking fastener for attaching the bone plate to the bone. At least one of the holes is a threaded hole. Guides for plate benders, drills, and/or K-wires can be pre-assembled to the threaded holes, and the locking fastener can lock into any of the threaded holes after the guides are removed.

Abstract: An occipital plating system includes a fixation assembly with a plate and a coupling member extending from a respective one of opposite lateral portions of the plate. The coupling members include a channel to receive a connecting element extending from the spinal column. The coupling members are rotatable and translatable relative to the plate.

Abstract: A system for the internal fixation of a fractured bone of an elbow joint of a patient includes at least one bone plate, each bone plate having a plurality of holes and generally configured to fit an anatomical surface of the fractured bone. The at least one plate is adapted to be customized to the shape of a patient's bone. The system also includes a plurality of fasteners including at least one locking fastener for attaching the bone plate to the bone. At least one of the holes is a threaded hole. Guides for plate benders, drills, and/or K-wires can be pre-assembled to the threaded holes, and the locking fastener can lock into any of the threaded holes after the guides are removed.

Abstract: A fixation plate with a base section including apertures for fixation to one bone segment and a leg section extending from the base section and including apertures for fixation to another bone segment. The expanse of the base section tapers gradually to smoothly cojoin with the leg section and the expanse of the leg section continues to taper to a distal rounded end of the leg section.

Abstract: Removable drill guide tips are pre-assembled into threaded holes of a bone plate. The tips may be used with an extension to together function as a conventional drill guide. After drilling, the extension or another tool is used to remove the tips from the plate. According to another use, the tip is used as a guide for a drill bit without any additional extension and then removed with a tool.

Abstract: A bone plate particularly suited for fractures that require the intraoperative correction in rotational and lengthwise axis described. The bone plate comprises a first, linear plate portion having a longitudinal axis and a first elongate hole extending in a direction of the longitudinal axis. The bone plate further comprises at least one second plate portion which extends substantially perpendicularly to the first plate portion. The second plate portion comprises a second elongate hole which extends roughly perpendicularly to the first elongate hole.

Abstract: The present invention is a MTP plate that has a first embodiment with a profile having bilateral mirror symmetry of the about a transverse plane with an angle of about 5° for dorsiflexion and an angle of about 10° for valgus. Both ends of the plate include a central arm having a slot for compression and two offset arms having offset ears with locking screw holes that provide for multiplanar compressive fixation. The bone contacting surface of the plate is radiused to allow the plate to be in snug contact with the bone. In a second embodiment of the plate for revision surgery, the proximal end of the plate includes a metatarsal extension and the plate has a central locking hole for securing bone graft.

Abstract: A posterior spine fixation assembly includes a first elongated plate having first and second ends and a second elongated plate having first and second ends. The first and second elongated plates are arranged in an X-shaped configuration and are attached to each other via a first screw. The assembly also includes a first elongated rod having a first end configured to be removable attached to the second end of the first elongated plate and a second elongated rod having a first end configured to be removable attached to the second end of the second elongate plate. The assembly is attached to a first spine location with the first screw. The first and second plates are configured to rotate around an axis passing through the first screw and the distance between the first elongated rod and the second elongated rod is adjusted via this rotation.

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: 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 bone plate assembly is provided including a plate member with a top side (1a) and a bottom side (1b), at least one hole (2) extending from the top side (1a) to the bottom side (1b), an insert (3) arranged in the hole, the insert having a through hole (31), a guide member (4) removably arranged in the through hole of the insert, the guide member having a guide channel (40) and an outer surface portion (41) which engages an inner wall portion (32) of the through hole (31) to allow a pivoting movement of the guide member within the insert.

Abstract: An orthopedic bone fixation device for stabilizing a plurality of bone segments includes a bone plate and a screw assembly. The bone plate includes a body defining at least one thru-bore, wherein the thru-bore is defined to include a central cavity, the central cavity having a middle diameter, an entry diameter, and an exit diameter, the middle diameter being larger than both the entry diameter and the exit diameter. Further, the screw assembly is configured to be coupled to the bone plate, wherein the screw assembly includes a bone screw having a head section, a thread section, and a central bore, an expandable ring coupled to the head section, and a pin at least partially disposed in the central bore, wherein the pin includes a varying outer profile that engages the expandable ring to vary an outer diameter of the expandable ring to lock the screw assembly in the thru-bore.