42 results about "Bone plate" patented technology

The application belongs to the field of medical devices, and particularly relates to a humeral shaft middle-distal fracture anterolateral MIPPO bone plate, which comprises a bone plate main body, a plurality of screw holes one are uniformly arranged on the proximal end to the middle end and the distal end of the bone plate main body, a plurality of screw holes two are arranged on the distal end of the bone plate main body, the diameter of the screw hole one is greater than the diameter of the screw hole two, the screw holes of the proximal end and the distal end of the bone plate are respectively provided with screw holes matched with screws of different diameters, the structure of the bone plate is designed on the basis of CT scanning data of humeral bones of a plurality of patients, and the bone plate is designed according to the structure of the reconstructed three-dimensional model of the humeral bone, so that the bone plate is more in line with the anatomical characteristics of the patient, and the bone plate is more suitable for anterolateral MIPPO surgery in cooperation with a matching device, indirect reduction of a fracture can be realized, the operation is further simplified, the operation time is saved, the amount of bleeding is reduced, and the surgical trauma is reduced.

Systems for treating bone fractures are disclosed. Exemplary systems may include a backpack and one or more bone plates for engaging bone members. The backpack may be configured to be temporarily attached to the bone plate in order to provide trajectories for fasteners received by the bone plate. The bone plates can receive one or more screws to secure the bone plates to an underlying bone member. The one or more screws can be inserted into bone plate holes that can be considered locking or non-locking. The bone plates described herein can have particular combinations of locking and / or non-locking holes. Additional bone plate holes can be used to accept sutures, K-wire, or other instrumentation.

Instruments, implants, bone plates, systems and methods for correcting bone deformities and fractures in the lower extremity are disclosed. Specifically, targeting instruments, implants, bone plates, systems and methods used for correcting bone deformities and / or fractures in the foot using compression are disclosed.

This application provides a modular orthopedic device for fracture treatment, belonging to the field of orthopedic device technology. The device includes a fixation component, a locking component, and a connecting component. The fixation component has at least one first slot and at least one second slot, which communicate with each other. The locking component is accommodated within the first slot, and the connecting component is accommodated within the second slot and cooperates with the fixation component, allowing it to move or rotate relative to the fixation component. The locking component is used to lock the connecting component and the fixation component together. The connecting component can be a round rod, a polygonal rod, or a toothed connector, and the fixation component can include a toothed fixator, a ball-and-socket fixator, a ball-and-socket fixator, or a universal ball-and-socket fixator. This modular orthopedic device allows for flexible selection of component modules based on fracture type and soft tissue conditions, achieving precise, personalized, and minimally invasive fracture treatment, filling the technological gap between bone plate systems, intramedullary nail systems, and external fixation systems.

The utility model discloses a size adjustable bone plate for orthopedics, and relates to the technical field of bone plate, including bone plate one and bone plate two, the fixed hole is all seted up on bone plate one and bone plate two, bone plate one and bone plate two all are L type structure, and bone plate one and bone plate two contact each other, the recess is set up in the front side of bone plate one, and the screw hole no.

The application discloses a double-hole sleeve combination for minimally invasive implantation of bone plate screws, and belongs to the technical field of medical devices.The device comprises a double-hole sleeve (A) having a double-hole sleeve body (A1) and a double-hole sleeve common-hole convex front end (A2); an inner core (B) having an inner core hand-held tail (B1), an inner core body (B2) and an inner core "I" letter taper front end (B3); an inner locking sleeve (C) having an inner locking sleeve hand-held tail (C1), an inner locking sleeve body (C2) and an inner locking sleeve wire port front end (C3).The double-hole sleeve of the application is designed to be attached to a bone plate composite hole, the inner core can separate soft tissues and quickly find a locking steel plate composite hole, the common-hole convex front end is inserted into a common hole of a bone plate, and the other hole forms a channel, the inner locking sleeve can be screwed into the channel, a locking screw is screwed into the channel through drilling and depth measurement, and thus the locking screw is conveniently, accurately and quickly implanted, and the operation time is greatly reduced.

Devices, systems, and methods for promoting healing and stability for bone fractures. The bone stabilization system may include a variety trauma and / or reconstruction plates and one or more bone fasteners configured to secure the plate to bone. The bone plates may be used for the fixation of fractures and fragments in forefoot, midfoot, and hindfoot applications. The foot fracture plating may be used to create a rigid construct with permanent fixation to promote primary healing and stability.

The utility model relates to medical apparatus and discloses a combined bone plate, including rib bone plate and two embrace arms of installation on rib bone plate, through the mutual matching of first fixed hole, second fixed hole, first bone screw and two embrace arms, can adjust the interval of embrace arm in advance according to the condition of rib fracture of patient before implanting in the patient's body, after adjusting to the appropriate state, implements fixed mounting operation again, thereby avoid the tedious process of secondary adjustment in the patient's body, the simple structure, convenient operation, strong practicality, through the mutual matching of positioning hole, locating block, first bone screw and two embrace arms, only need to insert locating block into positioning hole in the adjustment process, then can complete fixation by installing first bone screw again, it is worth mentioning that, the whole adjustment and fixing process can be completed in the patient's body, improves the convenience and safety of operation operation.

A bone plate (100) incorporating a length adjusting elongate hole (130) formed in a shaft portion (115) thereof, along with corresponding methods of use, are disclosed herein. In one embodiment, the length adjusting elongate hole (130) is arranged and configured to receive one or more bone fixation devices (e.g., bone screws). In use, the bone fixation device positioned within the length adjusting elongate hole (130) may be partially loosened, without removal, to enable the patient's bone to be adjusted (e.g., loosening the bone fixation device within the length adjusting elongate hole allows the surgeon to adjust the position of the patient's bone, and hence the bone fixation device coupled thereto, relative to the bone plate). Once properly adjusted, the bone fixation device positioned within the length adjusting elongate hole (130) may be retightened. In various embodiments, the length adjusting elongate hole (130) is arranged and configured so that, in use, each of the plurality of bone fixation openings remains available to a surgeon.

The application relates to the technical field of medical devices, in particular to a biodegradable zinc alloy bone plate. The biodegradable zinc alloy bone plate connects two fractured bone parts through locking screws and pressure screws, and comprises a bone plate and adjusting mechanisms; each adjusting mechanism comprises a worm wheel, an arc-shaped block and a first driving unit. A locking hole and a sliding hole are formed in each worm wheel. Each pressure screw is arranged in a sliding hole and is in contact with the inner side wall of the arc-shaped block. The first driving unit is used for driving the worm wheel to rotate, so that the plane where the connecting line of the centers of the locking hole and the sliding hole is located is kept perpendicular to the plane where the fracture extension direction of the bone is located, and when the pressure screw and the arc-shaped block cooperate, the pressure generated by the cooperation is perpendicular to the plane where the fracture extension direction of the bone is located, so that the biodegradable zinc alloy bone plate can adapt to various fracture surface directions. The application provides the biodegradable zinc alloy bone plate to solve the problem that the pressure direction of the existing bone plate on the bone is not adjustable.

A biomimetic multilayer radial bone plate with reduced stress shielding, belonging to the field of medical device technology, includes a base plate and a sandwich layer. The base plate consists of a distal radius fixation plate and a radial fixation plate, which are integral structures. The radial fixation plate has a hollow structure, and the sandwich layer fills the hollow part of the radial fixation plate. The sandwich layer consists of several three-dimensional diagonal cross structural units and several screw hole bases. The three-dimensional diagonal cross structural units are based on deep-sea glass sponge, evolving its two-dimensional double diagonal structure into three-dimensional independent three-dimensional diagonal cross structural units. The novel three-dimensional diagonal cross structural units not only have excellent compressive and torsional resistance, but also have more uniform stress distribution than the original structure, ensuring structural strength. By combining the bone plate with the novel three-dimensional diagonal cross structural units, the mechanical properties of the bone plate are taken into account while effectively reducing the stiffness of the bone plate, reducing stress shielding, and preventing complications such as secondary fractures and osteoporosis.

The utility model relates to the field of medical apparatus and instruments, especially point to a kind of splicing type bone plate suitable for multiple angle connection, the bone plate includes main plate and connecting mechanism.In use, according to the angle required by bone plate, the adjacent first ear seat and second ear seat on two main plates are overlapped together, so that the meshing tooth is embedded in meshing groove, at this time, the adjacent first connecting hole on two main plates is aligned with second connecting hole, lower connecting pipe and upper connecting pipe are respectively inserted into first connecting hole and second connecting hole, so that upper connecting pipe and lower connecting pipe are screwed, until first protrusion and second protrusion respectively resist first ear seat and second ear seat, thereby the two main plates spliced are fixedly connected and used.The utility model splices multiple main plates of same shape to form bone plate, so that bone plate can realize length adjustable, angle adjustable, can be flexibly adjusted according to individual differences of different patients, and has strong versatility.Specification size is unified, avoid multiple specifications spare, disinfect and select and find.

A targeting system is disclosed. In use, the targeting system is configured to target (e.g., aim, locate, etc.) a fastener opening in a bone plate, and more particularly, a variable angle fastener opening formed in a perimeter of a periprosthetic bone plate. In one embodiment, the targeting system includes an alignment guide that includes a plurality of combination slots for targeting a plurality of openings formed in a periprosthetic bone plate. Additionally, the targeting system includes a plug that is configured to be positioned within a combination slot formed in the alignment guide. In use, positioning the plug into the combination slot formed in the alignment guide transforms the combination slot into a generally circular hole or opening having a predetermined trajectory that is aligned with one of the variable angle openings formed in the perimeter of the periprosthetic bone plate, thereby defining a trajectory from the alignment guide to the variable angle opening.

1. Name of the product in this design: Bone Plate (TPLO). 2. Purpose of this design: This design is used in canine tibial plateau surgery for angle adjustment and fixation. 3. The key design features of this product are the combination of shape and color. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. The design for which protection is sought includes color.

A bone plate alignment system includes an alignment guide and a bone plate. The alignment guide includes a body portion, a first arm extending from a first side of the body portion, and a second arm extending from a second side of the body portion. The first and second arms extend from the body portion at a substantially oblique angle relative to one another. The bone plate includes an upper portion having at least one opening configured to receive at least one fastener to facilitate coupling with a first bone, a lower portion having at least one opening configured to receive at least one fastener to facilitate coupling with a second bone, and an intermediate portion disposed between the upper and lower portions, wherein the intermediate portion is configured to be disposed substantially adjacent both the first bone and the second bone.

The application discloses a tibial plateau fracture locking bone plate system with a self-adaptive locking mechanism and transverse internal pressure, comprising a bone plate body, a self-adaptive locking bolt (ASB) and a passive-active hybrid driving module. The bone plate is provided with a transverse internal pressure groove; the ASB is integrated with double-lead threads, a check ratchet, a shape memory alloy gasket, a thin film strain gauge, NFC sensing and a piezoelectric micro motor; through body temperature triggering and external percutaneous coupling, automatic / semi-automatic adjustment of locking force is realized, quantitative intraoperative pressure, real-time postoperative monitoring, whole-process adaptive stress control are realized, the fracture end is maintained in an optimal healing window of 30-50 MPa, reduction loss, internal fixation failure and secondary surgery rate are significantly reduced, and the system is suitable for intelligent internal fixation of various tibial plateau fractures.

This invention discloses a locking bone plate, its preparation equipment, and a preparation method. The locking bone plate includes a bone plate body, a multi-directional micro-motion locking component, a gradient bioactive coating, a stress buffer structure, and a bone-inducing positioning component. The surface of the bone plate body has an anatomically conforming curved surface, with locking holes and micro-motion holes arranged alternately along its length, and a stress buffer structure in the middle. The multi-directional micro-motion locking component is assembled in the micro-motion holes, enabling multi-directional angle adjustment and axial micro-motion of the locking screws. The gradient bioactive coating fully covers the surface of the bone plate body and the walls of each hole, employing a three-layer structure. The bone-inducing positioning component is located on the bone side of the bone plate body that conforms to the bone, used to assist fracture reduction and induce bone cell growth. This invention achieves an organic combination of rigid fixation and multi-directional micro-motion, enhancing bioactivity and bone integration capabilities. It can adapt to complex fracture morphologies, reduce stress shielding, accelerate bone healing, and is safe to use and easy to assemble, possessing extremely high clinical application value.

This utility model belongs to the field of medical device technology, specifically disclosing an integrated bone transport internal fixation plate, including a fixation plate body with several through-holes in a composite threaded pattern. Kirschner wire holes are symmetrically located at both ends of the fixation plate body. A fixation post is mounted on the left side of the fixation plate body via a connecting frame, and several C-clamps are fitted onto the fixation post. This utility model uses the composite threaded holes in conjunction with bone screws to internally fix bone defects in patients. The number of fixation screws can be selected according to the patient's specific condition. Simultaneously, the C-clamps, which can rotate on the fixation post, fix the free bone segment, allowing the free bone segment to be effectively fixed while sliding along the fixation post, facilitating bone transport and further reducing the degree of tissue damage caused by bone transport surgery.

The present application relates to the technical field of medical metal materials, in particular to a gradient porous magnesium alloy, a preparation method and application thereof, the gradient porous magnesium alloy comprises the following components by weight percentage: 0.2-0.5wt.% of Ag, 0.6-2.4wt.% of Y, 0.6-1.2wt.% of Zn, 7.0-10.6wt.% of Gd, and the balance of Mg and inevitable impurity elements; wherein the gradient porous magnesium alloy is formed by additive manufacturing, and has element gradient, microstructure gradient and pore structure gradient distributed along a preset direction in the inside. It can realize spatial controllable adjustment of corrosion behavior of medical magnesium alloy in a body fluid environment, and meet the comprehensive performance requirements of bone nail, bone plate and other bone fixation implants in mechanical support at the initial implantation stage and gradual degradation at the later stage.

The defining feature of this design lies in its shape. The drawings of this design are in grayscale. This design does not seek protection for any specific color. The area inside the dashed lines indicates parts of this product that do not constitute the design for which registration is sought. Figure 3.1 shows a perspective view of the medical bone plate. Figure 3.2 shows its front view. Figure 3.3 shows its rear view. Figure 3.4 shows its left side view. Figure 3.5 shows its right side view. Figure 3.6 shows its top view. Figure 3.7 shows its bottom view. 3.1) Perspective view; 3.2) Front view; 3.3) Rear view; 3.4) Left side view; 3.5) Right side view; 3.6) Top view; 3.7) Bottom view

Devices, systems, instruments, and methods for promoting healing and stability for bone fractures. A targeted interlocking plate-nail system may include an intramedullary nail configured to extend through a medullary canal of a long bone, a bone plate configured to be positioned against an exterior surface of the long bone, and a plurality of fasteners configured to extend through the bone plate, through the intramedullary nail, or through both the bone plate and the intramedullary nail, thereby interlocking the bone plate and the intramedullary nail together. Targeting instruments may be used for guiding the components into position.

This invention relates to a combined device for repairing lumbar spondylolysis based on anatomical morphology, comprising: a universal pedicle screw, the end of which is movably connected to a universal head; a bone plate assembly, which is movably connected to the universal pedicle screw; the bone plate assembly includes a fixation rod, a lamina bone plate, and a bend; the fixation rod is disposed in the universal head, the distal end of which extends out of the universal head, and the middle part of the fixation rod is rotatably connected to the universal head; the lamina bone plate is disposed at the end of the fixation rod, and the two are integrally formed; the bend is inclinedly disposed at the distal end of the lamina bone plate. The advantages of this invention are that the combined use of the universal pedicle screw and the bone plate assembly takes into account both the axial and sagittal tilt angles of the lumbar lamina, and is more closely fitted to the lamina where the spondylolysis is located compared with traditional hook-type spondylolysis repair devices, adapting to the complex three-dimensional anatomical morphology of the lumbar lamina, with high fixation strength and good fixation stability.

The application belongs to the technical field of locking nails, and discloses a locking nail middle nail fixing structure, which comprises a locking nail and a bone plate. The locking nail comprises a nail head, a threaded part and a nail tail. A group of through nail grooves are formed in the bone plate. A cylindrical groove and a hexagonal recess are sequentially formed in the top of the nail head from the center to the outside. A limiting cylinder is arranged in the cylindrical groove. A concave thread is formed in the groove of the cylindrical groove. A cross recess is formed in the top of the limiting cylinder. A convex thread matched with the concave thread is arranged along the outer edge of the limiting cylinder from top to bottom. A group of accommodation grooves are formed in the outer side of the lower end of the nail head. The accommodation grooves are communicated with the cylindrical groove. A resisting block is embedded in the accommodation groove. The resisting block extends to the inside of the cylindrical groove. The limiting cylinder is tightened to press all the resisting blocks synchronously, so that the purpose of further auxiliary fixing of the locking nail is achieved, the possibility of accidental loosening of the locking nail is reduced, and the locking nail and the bone plate form a more firm whole.

An osteosynthesis plate (OP, OP′, OP″, OP′″) for fixation of bone fragments (K1, K2) includes a plate body (P, P′) with at least one bridge section (BU, BU1, BU2) for bridging a gap (S) between the bone fragments (K1, K2). The plate body (P, P′) includes fixation sections (BA1, BA2, BA1′, BA2′, BA3′), each of which is associated with at least one fixation point (BP1, BP2, BP1′, BP2′, BP3′) that is formed on an island section (IA, IA′) connected to the respective associated fixation section (BA2, BA1′, BA2′) exclusively via spring segments (FS1, FS2, FS1′, FS2) that permit relative displacement of the respective fixation section (BA2, BA1′, BA2′) and of the respective island section (IA, IA′) in an elastically resilient manner. At least one of the spring segments (FS1, FS2, FS1′, FS2) is aligned such that, when a load (B) is applied in a main loading direction of the bone (K), a relative displacement takes place between the island section (IA, IA′) and the fixation section (BA2, BA1′, BA2′) associated with this island section (IA, IA′), during which a distance between the island section (IA, IA′) and the at least one bridge section (BU, BU1) increases.

The utility model discloses a metal bone fracture plate for orthopedics belongs to metal bone fracture plate technical field, and the metal bone fracture plate body includes fixed component and movable assembly, and the movable connection between fixed component and movable assembly, and the screw thread fastening between fixed component and movable assembly through second adjusting screw, and fixed component includes symmetrical sleeve joint board, and the movable connection with first adjusting rod between symmetrical sleeve joint board, this metal bone fracture plate for orthopedics, through setting movable board, sleeve joint board, first adjusting rod and second adjusting rod, make metal bone fracture plate can adjust length size and width size, not only has increased the scope of application, and can reduce the size of the wound of entering the bone fracture when using, and through setting strip hole, countersunk groove and locking groove, not only facilitate bone fracture screw to see fixed hole position, and can directly lock bone fracture screw, avoid and carry out the sliding between metal bone fracture plate, have improved the use convenience.

The defining feature of this design lies in its shape. The drawings of this design are in grayscale. This design does not seek protection for any specific color. The area inside the dashed lines indicates parts of this product that do not constitute the design for which registration is sought. Figure 2.1 shows a perspective view of the medical bone plate. Figure 2.2 shows its front view. Figure 2.3 shows its rear view. Figure 2.4 shows its left side view. Figure 2.5 shows its right side view. Figure 2.6 shows its top view. Figure 2.7 shows its bottom view. 2.1) Perspective view; 2.2) Front view; 2.3) Rear view; 2.4) Left side view; 2.5) Right side view; 2.6) Top view; 2.7) Bottom view

The application discloses a multifunctional composite coating for a zinc-based implant, which is prepared on the surface of the zinc-based implant, and is prepared by using poly-tannic acid as a bottom layer and grafting epsilon-polylysine on the bottom layer through a covalent bond; the application also discloses a preparation method of the composite coating, which comprises the following steps: preparing a poly-tannic acid bottom layer on the surface of the zinc implant, and then grafting epsilon-polylysine to obtain a zinc-based implant with the multifunctional composite coating, and the zinc-based implant is applied to the field of implants related to biological and pharmaceutical materials. The multifunctional composite coating can induce platelet adhesion and activation, trigger a blood coagulation cascade reaction, and quickly form a stable blood coagulation layer to provide an ideal microenvironment for bone repair; meanwhile, the introduction of epsilon-polylysine enables the coating to have a strong and long-lasting contact antibacterial capacity, and the two can synergistically promote early osteogenesis; the preparation process is simple, the conditions are mild, the raw materials have good biocompatibility, and the multifunctional composite coating is suitable for surface functionalization modification of various implant instruments such as zinc-based bone nails, bone plates and bone scaffolds.

1. The name of the design product: bone plate (high elasticity anatomical conforming). 2. The use of the design product: the design product is used for the fixation treatment of high fitting and elastic adaptation of femoral shaft fracture. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design.