458 results about "Bone plate" patented technology

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.

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.

A bone fusion assembly includes a bone plate having a plurality of through openings extending therethrough. The through openings include at least one fusion screw opening sized to allow a screw guide to be at least partially inserted therein and a plurality of fixation screw through openings. The screw guide includes a body having a proximal end, a distal end, and a through-passage extending between the proximal end and the distal end. A K-wire a sized to extend through the through-passage in the body of the screw guide.

The invention provides a postoperative monitoring device based on an implant and a system thereof, which adopt an injectable, wireless and completely degradable ultrasonic sensor to realize real-time, continuous and non-invasive monitoring of a physiological environment (pressure, temperature and pH) around a metal internal fixture (such as a bone lamella and an intramedullary nail). The size of the sensor is 2 * 2 * 2mm < 3 >, and the sensor adopts a dual-network hydrogel matrix and a periodically arranged air column structure, is implanted into a body in a minimally invasive manner, and is naturally degraded within 4-5 weeks after an operation. The system further comprises a data processing unit and a user interface which are used for displaying monitoring data and early warning information. According to the method, the limitation of a traditional monitoring method is overcome, the monitoring accuracy and reliability are improved, the medical cost and the pain of a patient are reduced, and the method has wide clinical application prospects and social and economic values.

Implants, guides, devices, instruments, systems and methods for fixing a joint using bone plates are disclosed. The bone fixation system includes an alignment guide with a first end and a second end, an alignment wire rotatably coupled to the first end of the alignment guide, and a coupling member slidingly engaging a first portion of the alignment guide near the first end. The plate includes a body including a first end and a second end, a plurality of lobes extending from the body, a plurality of screw holes extending through the body and each screw hole of the plurality of screw holes positioned in a lobe of the plurality of lobes, and an alignment hole positioned along a longitudinal axis of the body. A method of using a bone fixation system for fixation of at least two bones is also disclosed.

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.

The invention relates to the technical field of orthopedic biomedical treatment, in particular to a proximal humerus fracture intramedullary bone cement supporting rod. The bone fracture plate comprises a bone fracture plate body, a plurality of first connecting holes and a plurality of second connecting holes are formed in one side of the bone fracture plate body in a penetrating mode, and solid bone nails are arranged in the first connecting holes. According to the device, bone cement is injected into a marrow cavity from an injection molding channel and an injection molding opening and then solidified into a rod body, the marrow cavity space is tightly filled, supporting structures are synchronously formed on the inner side and the outer side of the humerus through cooperation of a bone fracture plate and a bone cement supporting rod in the marrow cavity space, and therefore stress generated when arms of a patient move is evenly dispersed on the two sides of the humerus; the fixing stability is remarkably improved, the risk of internal fixation failure such as steel plate displacement and screw cutting is effectively reduced, and the bone cement supporting rods can further prevent displacement of fracture blocks, promote fracture repair, relieve extrusion and friction of surrounding tissue of a filling position, reduce inflammatory response and postoperative pain and improve the rehabilitation comfort of a patient.

The present invention relates to a bone plate for connecting fractured bones. The bone plate includes a trunk and a tail connected to one end of the trunk, and the trunk includes a raised abdomen and a flat back connected to the abdomen. The trunk is implanted in the bone marrow cavity of the bone and partially shields the radial cross-section of the bone marrow cavity. The tail is fixed to the bone. The abdomen and the back both abut the crack of the broken bone. The present invention provides a trunk including a raised abdomen and a flat back, and the abdomen and the back abut the crack of the broken bone, so that the bone plate stably connects the fractured bones together, and the bone plate will not deform significantly with the deformation of the bone. At the same time, because the trunk partially shields the radial cross-section of the bone marrow cavity, the bone marrow cavity is not completely blocked, which helps to transport nutrients in the bone marrow. In addition, the surgical wound of the bone plate of the present invention is small.

An aiming guide system configured for connection to a bone plate including an aiming arm and a connection assembly. The aiming arm has a rigid body extending from a proximal end to a distal end with a plurality of aiming holes defined through the rigid body between the proximal end and the distal end thereof. The distal end defines an attachment slot through the body. The connection assembly is configured to engage an attachment screw hole of the bone plate and the attachment slot such that the aiming arm is fixed in position relative to the bone plate with each of the aiming holes aligned with a respective hole along the bone plate.

A system and methods are provided for an MIS ankle fusion plate and targeting guide for fixating the tibiotalar joint. The MIS ankle fusion plate comprises an upper portion that includes a tibial slot and cylindrical notches disposed on opposite edges of the upper portion. Tibial fixation holes are positioned above and below the tibial slot. The tibial fixation holes receive locking screws that fixate the fusion plate to the tibia. A lower portion of the fusion plate includes two talar fixation holes that receive locking screws to fixate the fusion plate to the talus. The targeting guide includes a plate guide portion for fixedly coupling with the fusion plate. Medial and lateral arms each join a targeting guide array with the plate guide portion. The targeting guide arrays are configured to support wire guides that facilitate establishing vectors for medial and lateral posterior fusion screws.

The self-contouring plate system for bone fractures with anti-rotation stop allows a surgeon to bridge a bone fracture, primarily in bones of complex shape where the use of plates or screws is difficult. The self-contouring plate is formed from a series of similar or identical rigid elements, the elements able to bend and rotate with respect to each other. This flexibility is initially helpful as the surgeon contours the device to the shape of the bone. When the desired shape is reached, the elements are locked into place. The length of device is adjusted by adding or removing elements, much like a necklace. Each element of the self-contouring plate includes a ball that extends away from a body, a cavity for receiving the ball of the neighboring plate, and a screw to compress the ball within the cavity.

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 present invention provides a novel 3D-printed bone plate, belonging to the field of medical device technology. The novel 3D-printed bone plate comprises: a bone plate, which is made by an additive manufacturing process and has a local reinforcement structure design for the reinforcement area. Through a 3D printing strategy with layer-by-layer energy density gradient changes, the density and mechanical properties of key parts are significantly improved, which not only greatly enhances the compression and shear resistance of the bone plate in the local area, but also ensures precise matching with the patient's bones, which is conducive to promoting stability in the fracture healing process. In addition, the design process based on the patient's CT / MRI data ensures that the bone plate can be customized for individual differences, thereby improving the success rate of the operation and the patient's recovery speed.

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.

The utility model relates to the technical field of surgical instruments, in particular to a locking bone fracture plate which comprises a bone plate body, a plurality of locking holes used for screws to penetrate through are formed in the bone plate body in the length direction, the locking holes are kidney-shaped holes, an inner support and an outer support are arranged in the locking holes and are arranged in a nested mode, and the outer support and the inner support are connected with each other. The outer support can move in the length direction of the locking hole, the inner support can rotate around the width direction of the locking hole, a screw hole is formed in the inner support, a locking groove communicated with the locking hole is formed in the bone plate body, a locking piece abutting against the inner support and the outer support is arranged in the locking groove, and first springs are symmetrically arranged at the two ends of the outer support in the length direction of the outer support. The outer support is arranged in the middle of the locking hole through a first spring. According to the locking bone fracture plate, the angle of the screw hole is adjusted through cooperation of the inner support and the outer support, then the adjusted inner support and the outer support are pre-positioned through the locking piece, the inner support and the outer support are slightly moved through elastic fixing, and self-adaption can be achieved along with bone growth.

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.

Systems and methods are provided for performing tensionable knotless surgical procedures. A suture locking device that includes a one-way locking mechanism may be utilized for tensioning and locking one or more strands of suture during the surgical procedure. The one-way locking mechanism may be established by one or more locking barbs of the suture locking device.

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 present invention discloses a fixing device for processing orthopedic bone plates, which belongs to the field of medical equipment processing technology. It includes a workbench and a processing device. Two mounting plates are symmetrically connected to the workbench. Both mounting plates are provided with a positioning mechanism. The positioning mechanism includes multiple positioning columns. The two ends of the positioning columns are respectively fixedly connected with a positioning block and a limit block. A mounting groove is provided on the mounting plate. The limit block is slidably connected in the mounting groove. The positioning column slides through the side wall of the mounting groove. A first spring is provided in the mounting groove. The two ends of the first spring are respectively fixedly connected to the limit block and the inner wall of the mounting groove. The first spring is sleeved on the positioning column; the side wall of the bone plate is positioned by the positioning column and the positioning block, and the side wall of the bone plate pushes the multiple positioning columns to move, so that the stretching degrees of the multiple first springs are different, and the positioning block is always kept against the side wall of the bone plate, thereby achieving the effect of fixing bone plates of different shapes.

The invention discloses a carbon fiber bone fracture plate device which comprises a bone fracture plate body made of thermoplastic resin / carbon fiber composite materials, the bone fracture plate body is composed of at least two plates, at least one pair of adjacent plates form a binding face structure, two bone cement containing cavities are arranged at the same time, and when the bone fracture plate device is used or needs to be molded, the binding face structure is made of thermoplastic resin / carbon fiber composite materials. According to the specific angle of the bone, the two adjacent plates rotate along the attaching face to conduct angle adjustment, after adjustment is completed, the clamping device is used for clamping, the first face and the second face are kept to be attached, the two bone cement containing cavities are at least partially in butt joint, namely, the two bone cement containing cavities are communicated, at the moment, bone cement is injected into the two bone cement containing cavities through the injection channel, and the bone cement is injected into the bone cement containing cavities. And after the bone cement is solidified, the bone fracture plate main body becomes a whole, molding is completed, and the problem that an existing bone fracture plate formed by the thermoplastic resin / carbon fiber composite material cannot be molded during use is solved.

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.

The present invention discloses a method for measuring the distance from the root apex to the buccal and palatal bone plates of the alveolar process based on three-dimensional reconstruction, which specifically relates to the technical field of medical image measurement. The technical key points are: taking the root apex as the origin and the distance between the root apex and the first reference point as the radius to construct a first sphere, obtaining a first intersection point where the first sphere intersects with the outer surface of the mandible and has the smallest distance with the root apex, and the distance from the first intersection point to the root apex is the shortest distance from the root apex to the buccal bone plate; constructing a connecting line between the first intersection point and the root apex, and extending the connecting line toward the root apex to obtain an intersection point between the connecting line and the outer surface of the palatal alveolar bone, that is, obtaining a second reference point on the outer surface of the palatal alveolar bone corresponding to the root apex; taking the root apex as the origin and the distance between the root apex and the second reference point as the radius to construct a second sphere, obtaining a second intersection point where the second sphere intersects with the outer surface of the palatal alveolar bone and has the smallest distance with the root apex, and the distance from the second intersection point to the root apex is the shortest distance from the root apex to the palatal bone plate.

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.