310 results about "Bone plate" patented technology

An apparatus, system, and method may be used to replace a natural or artificial articular surface of a joint, and to repair a bone that is associated with the joint. In some embodiments, the apparatus, system, and method may include a joint replacement prosthesis with a prosthetic articular surface, a support structure securable to the bone, and a first attachment interface. The system may also include a bone plate with a bone engagement surface securable to the bone on either side of a fracture formed in the bone, or a damaged area of the bone. The bone plate may include a second attachment interface that is attachable to the first attachment interface of the joint replacement prosthesis in order to couple the bone plate to the joint replacement prosthesis.

Bone plates for engaging bone members are described herein. 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.

An orthopedic fixation device (e.g., an intramedullary (“IM”) nail or bone plate) including a lag screw and a compression screw, the compression screw being nested with the lag screw. In accordance with one or more features of the present disclosure, the compression screw may include a partially non-threaded medial segment, an enlarged diameter, and / or a cannulated bore. In addition, and / or alternatively, the lag screw may be provided as an integrated assembly including a lag screw and an outer sleeve to enable the lag screw to telescope or slide relative to the outer sleeve and IM nail.

Examples of the invention relate to methods, implants, including bone plates, and instruments for compressing first and second bone portions or a bone portion and an implant together.

The invention provides a maxillofacial operation planning navigation method and system, relates to the technical field of operation planning navigation, and solves the technical problems that the existing maxillofacial operation planning navigation method cannot adapt to the change of an intraoperative anatomical structure due to a preoperative planning static state, and the intraoperative navigation efficiency and precision are insufficient. The method specifically comprises the following steps: acquiring first image data of a to-be-operated region; preprocessing the first image data based on an image processing algorithm to determine second image data; performing three-dimensional reconstruction and segmentation on the second image data to obtain a three-dimensional data model; analyzing the three-dimensional data model through an AI intelligent auxiliary diagnosis model, and generating a diagnosis report; inputting the three-dimensional data model and the diagnosis report into a two-channel model, and outputting an operation path scheme and a bone fracture plate scheme; in the operation, non-rigid registration is adopted to compensate real-time deformation delay for first image data before the operation and in the operation, and an AR real-time navigation technology is combined to realize maxillofacial operation planning navigation. The method is used for maxillofacial surgery planning navigation.

A bone correction system is configured to attach to the medial cuneiform and the first metatarsal of a patient's foot in a deformed configuration. An articulation joint is configured to rotate and angulate the first metatarsal with respect to the medial cuneiform. A translation assembly is configured to cause the first metatarsal to travel toward and / or against the medial cuneiform. Thus, the bone correction system is configured to iterate the patient's foot from the deformed configuration to a corrected configuration. A bone plate can permanently fix the medial cuneiform and the first metatarsal in the corrected configuration.

A suture button system for fixing a syndesmotic injury comprises a flexible fixation implant and an inserter device used to deploy the implant across bones. The flexible fixation implant typically comprises a flexible connector and two suture buttons which interface with the bone surface or a bone plate or washer. The flexible connector comprises a plurality of suture strands. The buttons typically have a feature which allows them to interface with an instrument used to deploy the implant across the two bones. The inserter device is configured to interface with the flexible fixation implant and to position it across bones through a pre-drilled bone tunnel. The inserter device may comprise an cannulated insertion rod and a handle.

The invention discloses an intelligent bone fracture plate integrated with an optical fiber Fabry-Perot sensor and a healing monitoring method. The system comprises an intelligent bone fracture plate module, an in-vitro detection module and a data analysis module. The intelligent bone fracture plate module mainly comprises a bone fracture plate body, a diaphragm type optical fiber Fabry-Perot sensor packaged in a U-shaped groove in the bone fracture plate, and a subcutaneous coupling capsule connected through a leading-out optical fiber. The sensor converts mechanical strain of the bone fracture plate into optical signal change of the Fabry-Perot cavity. The in-vitro detection module is in wireless optical coupling with the subcutaneous coupling capsule through an external read-write equipment head of the in-vitro detection module, probe light is emitted, interference light signals are received and reflected, and the strain of the bone fracture plate is calculated through a spectrum analyzer / detector. And the data analysis module converts the strain data into a key load sharing ratio. By monitoring the trend that the ratio gradually decreases from the postoperation along with time and comparing the trend with a preset clinical threshold value, objective, quantitative, dynamic and non-invasive monitoring of the fracture healing process is achieved.

Bone plates are disclosed for veterinary uses. For example, the bone plates could be utilized for repairing medial patellar luxation in animals, such as canines, felines, or equines, for example. The bone plates may include various features for better accommodating the anatomy and native tissue structure of the proximal tibia of the animal.

The invention provides a dummy chest collision pressure detection device, and relates to the technical field of dummy collision testing. A bone plate is clamped and mounted at the front end of the main frame, an external connecting seat is further mounted at the outer end of the connecting rod, a sliding seat is further rotationally mounted on the external connecting seat, and the sliding seat at the outer end is slidably mounted at the inner end of the external connecting seat; the bone plate inner end positioning block is clamped with the main frame front end positioning groove and other mounting modes are adopted, so that the bone plate can be conveniently and independently replaced after testing, and the service life of parts is prolonged; the skeleton plate is matched with the pressure sensor to perform pressure detection on different simulated chest positions, so that the maintenance efficiency is improved; shoulder, neck and lower limb detection components with different sizes and structures can be conveniently and externally connected and adjusted, and the device is good in adjustability; the problems that when part of bone plates are damaged in the long-term testing and using process, due to the fact that the damaged bone plates cannot be independently replaced, the using cost is increased, and when dummy models of different specifications or different detection items need to be expanded, the device cannot be flexibly matched are solved.

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.

The invention provides a bone plate linkage mounting method for a light steel keel partition wall, which comprises the following steps of: connecting the bottom end of at least one vertical keel positioned at a key position of a wall body with a ground keel, and temporarily fixing the vertical keel; temporarily fixing a first gypsum board on the temporarily fixed vertical keel, and adjusting the position of the first gypsum board to enable the first gypsum board to reach preset perpendicularity and planeness, so that the first gypsum board forms a structural reference surface with initial rigidity; the next vertical keel adjacent to the first gypsum board is installed on the basis of the structure datum plane; and the subsequent gypsum boards and the vertical keels are alternately installed until the vertical keels and the gypsum boards on one side of the wall body are all installed. The technical problems that in the prior art, under the special working conditions that no upper fixing point exists or a special-shaped structure exists, a framework is difficult to fix and form, and construction precision is low are solved.

The invention provides a TTA bone plate. The TTA bone plate comprises a bone plate body and a plurality of connecting parts connected to the bone plate body. The bone plate body is provided with a first end and a second end which are oppositely arranged in the height extending direction of the bone plate body, and the multiple connecting parts are located on the two opposite sides of the first end in the first direction respectively. The bone plate body is provided with a cavity and two windows formed in the two opposite sides of the bone plate body in the first direction, and the two windows communicate with the cavity. At least two supporting beams which are connected in a crossed mode are arranged in each window, at least one end of each supporting beam is connected with the inner wall of the corresponding window, and the supporting beams are obliquely arranged relative to the height extending direction of the bone plate body. The TTA bone plate not only can bear load pressure in the first direction, the second direction and the third direction, but also can bear load pressure in the direction forming an included angle with the first direction, the second direction or the third direction, so that the TTA bone plate is better in mechanical property, and the treatment effect of the TTA bone plate is better.

A bone plate includes opposing first and second ends along a longitudinal axis oriented along the longitudinal direction, opposing first and second sides along a lateral direction, and opposing bone-facing surfaces and outer surfaces along a transverse direction. The plate defines first and second arrangements of apertures extending from the outer surface to the bone-facing surface. The second aperture arrangement is distal to the first aperture, the first aperture configured to receive a first fixation member, and the second aperture arrangement configured to receive at least one second fixation member for attachment with an underlying bone. The plate is pivotable about the first aperture along an angled angular range. The second aperture arrangement laterally passes through the longitudinal axis, defines an angled angular range, and allows the at least one second fixation member to substantially secure the plate to the underlying bone at any angled angle within the angled angular range.

The invention relates to the technical field of orthopedic surgery, and discloses a bone plate clamping device suitable for orthopedic surgery, which comprises a connecting piece, a clamping rod is hinged to the front side surface of the connecting piece, clamping plates are fixedly connected to the front end of the clamping rod, flexible pads are fixedly connected to the sides, close to each other, of the clamping plates, and the flexible pads are used for clamping and fitting a bone plate. According to the device, a clamping rod drives a clamping plate and a flexible pad to rotate and reset to clamp a bone plate, the bone plate is conveniently placed, a nut and an extension rod are fixed in a threaded mode, then a doctor can conveniently grab the bone plate, convenience is improved, after a connecting piece and the clamping rod are detached from the extension rod through the nut, cleaning and maintenance are convenient, a stirring piece is pressed towards the side close to the extension rod, and the bone plate can be conveniently clamped. The clamping rods can be opened more easily, the convenience is further improved, the extension rods rotate in the grip through the sleeve shafts and the rotating shafts, so that the connecting pieces and the clamping rods are driven to rotate, the angle of the bone plate is rapidly adjusted, and the applicability of the device is improved.

A compliant bone plate that can be to be attached to two or bone fragments has a frame, a first suspended fixation body, a first flexure, and a second flexure. The frame forms therethrough one or more frame apertures, and the inner wall of the frame formed by a first frame aperture of the one or more frame apertures includes an upper wall, a lower wall, a right side wall, and a left side wall. The first suspended fixation bod is within a first frame aperture of the one or more of the one or more frame apertures, and the outer face of the first suspended fixation body includes a top face, a bottom face, a right face, and a left face. The first flexure connects the right side wall of the frame to the right face of the first suspended fixation body, and the second flexure connects the left side wall of the frame to the left face of the first suspended fixation body.

The utility model discloses a combined type bone fracture reduction plate which comprises a bone fracture plate and a holding and grabbing plate, an adjusting structure is arranged between the bone fracture plate and the holding and grabbing plate and used for achieving adjustment according to the width of a rib, and the adjusting structure comprises a positioning hole formed in the surface of the bone fracture plate and a plurality of adjusting holes formed in the holding and grabbing plate. The adjusting structure further comprises a plurality of grooves evenly formed in the two sides of the bone fracture plate, the bone fracture plate is slidably connected with the holding and grabbing plate through the grooves, the holding and grabbing plate and the bone fracture plate are slidably connected to be matched with the positioning holes and the adjusting holes to achieve fixation, and the bone fracture reduction plate can be adjusted according to the width of a rib. And therefore, the application range is wide, the operation efficiency is improved, and the time wasted by selecting the matched holding and grabbing plate is shortened.

The present application relates to a kind of anterior cervical dynamic fixation plate, including first bone plate and second bone plate, first bone plate and second bone plate can be limit expansion and limit rotation and nested connection between, first bone plate corresponds the end of second bone plate and is equipped with connecting plate, both sides of connecting plate are respectively equipped with lug, second bone plate inside is equipped with the cavity of accommodating connecting plate, both sides of cavity are respectively equipped with limit sliding slot, connecting plate can limit rotation and be set in cavity inside and the lug can limit sliding and be covered in limit sliding slot, first bone plate and second bone plate are opened on the each cervical vertebra segment of corresponding patient anterior cervical fixed and have fixed hole.The present application can be based on guaranteeing cervical vertebra fixed segment stability, realize that cervical vertebra fixed segment has a certain range of expansion and lateral bending activity, while it can also avoid excessive activity, it is favorable to reduce postoperative complication, and it is favorable to the reservation of cervical vertebra motor function.

The utility model discloses a novel bone fracture plate for treating bone nonunion of humerus, which relates to the technical field of bone fracture plates, and comprises an internal connection rotating piece mounted in a bone fracture plate main body, according to the device, the internal connecting rotating piece is installed, the inclined face of the internal connecting rotating piece is matched with the angle adjusting piece with the inclined face, and therefore a doctor only needs to rotate the angle adjusting piece and the internal connecting rotating piece when needing to obliquely install a connecting screw, and the angle adjusting piece rotates around the axis (namely the rotating axis) of a connecting boss; meanwhile, the internal connection rotating part is rotated, so that the inclined plane position of the internal connection rotating part is spatially changed, the angle of the angle adjusting part of the inclined plane can be adjusted, the mounting angle of the connecting screw can be changed to a certain extent, the angle of the connecting screw of the device can be adjusted, and the device can be adjusted according to the age and the body shape of a patient. Therefore, a doctor can select a proper angle to obliquely hit a screw at a proper position to connect the screw.

Provided are bone plates and systems including such plates. The present plates may be used for example, to accommodate spinolaminar junction or as a plate locking screw system for posterior spinal fixation in the cervical, thoracic, lumbar and sacral spine, extremities, pelvis and long bone fixation. The present devices and systems may include modular plates, rods and rails. Devices and systems herein relate to both open methods and minimally invasive surgery applications. Also provided are locking plates and systems relating to tethering applications. Further provided are kits including any of the present kits or devices, and methods including insertion of any of the present plates or systems into a patient.

The invention discloses a titanium-magnesium nail plate system capable of promoting fracture healing and a manufacturing and forming method. The manufacturing and forming method comprises the steps that a bone fracture plate digital model containing a bone trabecula simulation porous area and a partition filling cavity is established according to a bone anatomical structure, and a titanium-based workpiece of a porous structure is manufactured through selective laser melting forming; a titanium-zinc-calcium component gradient transition layer is constructed layer by layer on the surface of the porous inner wall of the titanium-based workpiece through a directional deposition process, interface bonding is strengthened through low-temperature heat treatment, and the titanium-based workpiece with a gradient interface is obtained; the titanium-based workpiece with the gradient interface is placed in an inert atmosphere, after heating is conducted, molten magnesium or magnesium alloy is injected into all the cavities through a partitioned vacuum pressure injection technology, and after cooling is conducted, a titanium-magnesium composite workpiece is formed; through a customized and interface-controllable manufacturing method, a high-strength titanium skeleton and a degradable healing-promoting magnesium material are firmly combined, and integrated design and manufacturing of mechanical support and biological activity of the internal fixation device are achieved.

The present application belongs to the technical field of medical devices, and particularly relates to a TPLO animal special bone plate, which comprises a handle body extending vertically as a whole for connecting a tibia stem, the top end of the handle body is suspended to form an arm body extending transversely as a whole for connecting a bone cut, the plate body of the handle body and the arm body is respectively provided with a protruding unit, when the protruding unit is positioned against the tibia, the plate body of the handle body and the arm body is arranged in the gap between the tibia. The arm body extending transversely as a whole can reliably support the middle and lower part of the bone cut, while reducing the surface area of the bone plate head covering the bone cut, and can also ensure the effective fixation of the bone plate to the bone cut. The protruding unit arranged on the inner side of the bone plate and the tibia form a point contact, which can ensure the reliable positioning of the bone plate and the tibia, and also keep a gap between the bone plate and the tibia for blood delivery and circulation, which is beneficial to the blood circulation of the bone block covered by the bone plate.

The invention relates to the technical field of medical instruments, in particular to a biodegradable zinc alloy bone fracture plate. A biodegradable zinc alloy bone fracture plate connects two fractured bones through locking screws and forcing screws and comprises a bone fracture plate body and adjusting mechanisms, and each adjusting mechanism comprises a worm gear, an arc-shaped block and a first driving unit. Each worm gear is provided with a locking hole and a sliding hole. Each forcing screw is arranged in the corresponding sliding hole and makes contact with the inner side wall of the corresponding arc-shaped block. The first driving unit is used for driving the worm gear to rotate, so that the plane where the connecting line of the circle center of the locking hole and the circle center of the sliding hole is located is kept perpendicular to the plane where the bone fracture extending direction is located, and then pressure generated when the pressurizing screw is matched with the arc-shaped block is perpendicular to the plane where the bone fracture extending direction is located. And various fracture fracture surface directions can be adapted. The invention provides a biodegradable zinc alloy bone fracture plate to solve the problem that the pressurizing direction of an existing bone fracture plate on bones cannot be adjusted.

The utility model discloses a cranio-maxillofacial bone fracture plate machining tool which comprises a fixing table, a rotating assembly is arranged on the fixing table, the rotating assembly comprises a motor, an operation table, a bottom plate, an air cylinder and a hinge rod, the motor is fixedly installed on the fixing table, the operation table is connected to the output end of the fixing table, and the bottom plate is connected with the air cylinder. The operation table is rotationally connected to the fixing table, the bottom plate is arranged on the operation table, the air cylinder is fixedly installed on the bottom plate, the hinge rod is connected to the output end of the air cylinder, a pressing assembly is arranged on the hinge rod, and the pressing assembly comprises a flexible pressing block, an abutting pipe and an abutting plate. The flexible pressing block is detachably installed on the hinge rod, the abutting pipe is connected to the hinge rod and the flexible pressing block in a sliding mode, and the abutting plate is connected to one end of the abutting pipe, so that the technical problem that in existing tool design mentioned in the background technology, the fixing mode for the bone plate lacks enough flexibility is solved.

The utility model relates to the technical field of medical instruments, and discloses an easy-to-install locking bone fracture plate which comprises a bone fracture plate body, an auxiliary guide assembly is arranged on the inner side of the bone fracture plate body and used for assisting rapid installation, and a plurality of sets of sealing assemblies are arranged on the top of the bone fracture plate body and used for preventing body fluid from entering the bone fracture plate body. The auxiliary guide assembly comprises a combined ring, two sets of combined sliding grooves are formed in the inner side of the combined ring, and guide cylinders are arranged on the inner sides of the combined sliding grooves. According to the locking bone fracture plate easy to install, the auxiliary guide assembly is installed, an installation position can be provided for the structure on the inner side through the combined ring, an auxiliary sliding block can be limited through a combined sliding groove, the auxiliary sliding block slides along the inner side, and a guide cylinder can be arranged on the inner side of the combined ring; the drilling device can be limited through the guide cylinder, stable drilling is assisted, the positioning screw is rapidly installed, and the installation efficiency is improved.

A modular bone implant for affixation to a bone having a bone end surface and a bone side surface oriented at an angle with respect to each other. The implant comprises an anchor seat with an inner seat surface configured for abutting the bone end surface, and an elongate stem extending from the anchor seat with a proximal end portion, a distal end portion and a stem long axis. The proximal end portion comprises a planar surface obliquely angled relative to the stem long axis and configured for positioned placement under the bone side surface. At least one fixating element extends from the anchor seat adjacent the stem, having a fixator long axis parallel to the stem long axis and a length shorter than that of the stem. The implant may include a connecting portion configured to breach the bone side surface for attachment to a bone plate, which may be covered by a fixation plate.

The application discloses a guiding locking device and a fracture fixation system thereof, and relates to the technical field of medical devices. The guiding locking device comprises a guiding locking pipe and a locking piece, at least one strip-shaped slot is arranged on the pipe wall of the guiding locking pipe and communicates with the pipe cavity of the guiding locking pipe, the strip-shaped slot penetrates through the locking end, and the locking piece can drive the pipe wall of the locking end to contract. The fracture fixation system comprises a bone plate, a bone needle and the guiding locking device, a fixing through hole is arranged on the bone plate, the connecting end of the guiding locking pipe is fixedly connected with the fixing through hole, the guiding locking pipe is arranged perpendicularly to the bone plate, the bone needle is arranged in the pipe cavity of the guiding locking pipe, and the locking piece can drive the pipe wall of the locking end to contract and clamp the bone needle. The application reduces the risk of fracture displacement when the bone needle is used to fix the fracture; avoids the influence of the bone needle on the placement of the bone plate; shortens the length of the bone needle entering the medullary cavity, so that the application scene of the temporary fracture fixation technology of the bone needle is not limited in the treatment of the fracture by the intramedullary nail; and the stability is better than that of the multiple bone needles used to fix the fracture.

Periprosthetic bone fixation plates are disclosed including, for example, periprosthetic proximal femur plate, periprosthetic distal femur plate, periprosthetic humerus plate, periprosthetic ring plate, and periprosthetic troch plate. In use, the periprosthetic bone fixation plates are arranged and configured for use in periprosthetic fractures. That is, the periprosthetic plates include one or more features to facilitate positioning and securement of the bone fixation plate to a patients bone that previously received a surgically implanted orthopedic device or implant such as, for example, an intramedullary nail, a hip prosthesis, a knee prosthesis, etc. In use, the one or more features are designed and configured to facilitate avoidance of the previous surgically implanted orthopedic device or implant. In addition, the periprosthetic bone fixation plates are arranged and configured to facilitate plating of a longer working length as compared to existing bone fixation plates (e.g., plating from, for example, femoral condyle to greater trochanter).

1. Name of the product in this design: Straight Bone Plate. 2. Purpose of this design: This design is used for fixing bone plates at fracture sites. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D rendering 1.