549 results about "Orthotics" patented technology

The invention discloses a scoliosis orthosis registration method based on deep learning and biomechanical constraint, and relates to the technical field of scoliosis orthosis design, and the method comprises the steps: respectively obtaining first feature information of a three-dimensional spine model and second feature information of a three-dimensional body surface model, the second feature information comprises a geometric feature, a pressure feature and a motion feature; the first feature information and the second feature information are simultaneously input to a pre-constructed hybrid configuration network for rigid registration and non-rigid registration, the rigid registration outputs an initial alignment model, and the non-rigid registration outputs high-precision local adaptation data with reasonable dissection; and performing joint optimization on the initial alignment model and the high-precision local adaptation data with reasonable dissection to obtain a final registration result. Geometric and motion features of a spine and a body surface are extracted through double-flow features, so that a registration network of coarse rigidity and then fine non-rigidity is carried out, and transition from geometric registration to function optimization is realized.

The invention belongs to the technical field of application of an artificial intelligence technology to medical rehabilitation instruments, and relates to a method for designing an orthosis based on an AI artificial intelligence technology, and the method comprises the steps: S1, data collection and preprocessing: converting patient data into structured data; s2, feature extraction: extracting geometric and biomechanical features related to orthosis design, and constructing a feature set; s3, processing the features by using a deep learning model, and predicting personalized parameters; s4, designing and optimizing an orthopedic module, and optimizing pressure distribution; s5, a three-dimensional orthopedic CAD system is developed and deployed, and patient information and orthopedic device design are managed; and S6, evaluation and optimization: fusing clinical data, and optimizing the system according to an evaluation result. According to the method, the AI technology is utilized to improve the design efficiency and the adaptation accuracy, the personalized requirements are met, the rehabilitation effect is optimized, digital management of data and iteration of an AI model are achieved, a treatment basis is provided for rehabilitation medical employees such as a brace teacher and a rehabilitation therapist, and the clinical effectiveness of a rehabilitation treatment scheme is improved.

The invention provides an ankle foot orthosis parameter adjusting method based on a digital model, and the method comprises the steps: constructing a first fusion model which comprises a lower limb three-dimensional model of a target user and an initial orthosis three-dimensional model of an initial orthosis, and the target user has a lower limb abnormal symptom; a first parameter value, corresponding to the target walking parameter, of the target user wearing the initial ankle foot orthosis in the walking process is detected and obtained; orthosis parameter adjustment is conducted on the first fusion model according to the first parameter value, and a second fusion model is obtained; performing walking parameter prediction based on a second fusion model to obtain a second parameter value corresponding to the target walking parameter; and determining a target orthosis parameter according to the second parameter value. By implementing the method disclosed by the invention, on-line adjustment of related parameters of the ankle foot orthosis and accurate evaluation of the orthopedic effect after adjustment can be realized based on the digital model, so that the adaptation efficiency of the orthosis is improved while the adaptation cost of the orthosis is reduced.

A system and method for controlling an orthosis. The system comprises: a pressure detection module (2), configured to detect pressure information of an orthosis pressure applying zone; a pressure control module (3), configured to adjust the pressure information applied by an orthosis (8) according to a received pressure adjustment instruction; a blood oxygen detection module (1), configured to detect blood oxygen information of the orthosis pressure applying zone; a temperature detection module (4), configured to detect temperature information of the orthosis pressure applying zone; a temperature control module (5), configured to adjust the temperature information applied by the orthosis (8) according to a received temperature adjustment instruction; a control platform, configured to determine whether to trigger the pressure adjustment instruction and the temperature adjustment instruction or not according to one or more of the received pressure information, blood oxygen information, and temperature information. The system can monitor the skin and muscle tissue conditions in the orthosis pressure applying zone in real time and provide early warning of abnormal conditions. Moreover, the system has a low cost and is worn comfortably and suitable for long-term wearing and daily monitoring.

The invention discloses a multi-mode sensing fusion orthosis and a monitoring method. The orthosis comprises an orthosis brace, a flexible sensing unit, a signal processing unit and a data terminal. The shape of the orthosis brace is matched with the spine of a user, and the tightness degree of the orthosis brace is adjustable; the flexible sensing unit is installed in a pressure application area on the inner side of the orthosis brace and used for detecting state data of the pressure application area and sending the state data to the signal processing unit. The signal processing unit is installed on the outer side of the orthosis brace and used for conducting analog-to-digital conversion on the state data and uploading the state data to the data terminal. And the data terminal is in communication connection with the signal processing unit and is used for outputting indication information according to a comparison result of the state data and a preset state threshold value so as to remind a user to adjust the tightness degree of the orthosis brace. Through the arrangement of the flexible sensing unit, the signal processing unit and the data terminal, pressure injury early warning in the user correction process can be achieved, and the safety and effectiveness of the treatment process are effectively guaranteed.

The invention provides a method for evaluating the correction effect of an ankle-foot orthosis on abnormal plantar stress, and the method comprises the steps: obtaining target pressure detection data of a plurality of plantar sites of a target user, the target user having a symptom of abnormal plantar stress and having worn the ankle-foot orthosis; generating a target pressure change curve corresponding to the sole site according to the target pressure detection data; according to the target pressure change curve, extracting plantar pressure curve characteristic parameters; and performing correction effect evaluation according to the plantar pressure curve characteristic parameters to obtain an evaluation result. By implementing the method disclosed by the invention, the correction effect of the ankle-foot orthosis can be objectively and accurately evaluated based on the pressure detection data of the sole after the user wears the ankle-foot orthosis, so that reliable reference information is provided for optimization of the orthosis.

The invention relates to the field of ankle orthopedics, in particular to an ankle orthopedics and function training device which can adjust the angle according to the introversion of the front sole, adopts an inflatable fixing belt, is provided with an auxiliary training structure at the bottom, and can adjust the training intensity. Comprising a base, a supporting rod is fixedly arranged on the upper side of the base, a training structure is fixedly arranged on the top of the supporting rod, a flat plate is detachably installed on the upper side of the training structure, and an ankle-foot orthopedic structure which slides front and back and can be positioned is installed on the upper side of the flat plate; the ankle-foot orthopedic structure comprises a first fixing plate on the rear side, a second fixing plate which can rotate left and right and can be positioned is arranged on the front side of the first fixing plate, a front-back telescopic structure which can rotate along with the second fixing plate is arranged between the first fixing plate and the second fixing plate, and the first fixing plate and the second fixing plate are each of an arc-shaped structure with the left end and the right end tilting. Inflatable fixing structures are arranged on the first fixing plate and the second fixing plate respectively. The device is easy to operate, convenient to use and suitable for various patients.

An ankle foot orthosis comprises an upper portion configured for placement on a lower leg and a lower portion configured for placement on a foot, connected to one another at at least one joint. A strap attached to the upper portion and the lower portion includes at least a portion that is clastic, and a ratchet mechanism allows an incremental increase in stretching the clastic and being releasable to release all tension.

The present invention belongs to the technical field of medical correction equipment, and discloses a modular scoliosis orthosis and a control method thereof, which is provided with a pelvic fixing mechanism for fixing the human pelvis through a pressing plate; a three-point pressure mechanism for applying pressure to the human sternum, ribs, clavicle and scapula through a pressing plate device; and an adjustment module for adjusting through a carbon fiber support bar and an aluminum alloy adjustment device. The present invention adopts a carbon fiber skeleton, which has good rigidity and is not easy to deform; at the same time, it utilizes the "three-point force" principle, and by setting a pressure pad and a stretching space, combined with growth mechanism, breathing training and gymnastics and other measures, it exerts anti-rotation, stretching and active correction effects, mainly targeting the three-dimensional pressure and large release space of scoliosis and rotation. The present invention does not need to take a negative plaster cast for the patient, but only needs to measure the patient's body surface parameters, and finally connects them into a complete orthosis. The entire device has a simple structure, is easy to wear, and gradually corrects the spine.

The utility model discloses a scoliosis orthosis, and relates to the technical field of spine orthosis instruments. Comprising two arc-shaped waist plates, the arc-shaped waist plates are symmetrically arranged left and right, moving sleeves sleeve the arc-shaped waist plates, a first mounting mechanism is arranged on a left vertical plate, second fixing mechanisms are arranged on the right side face of the first mounting mechanism close to the front and back positions, and a first correcting arc-shaped plate is mounted between the right sides of the front and back second fixing mechanisms; a first prompting mechanism is arranged on the right side face of the first correcting arc-shaped plate. The distance between the arc-shaped waist plates can be adjusted, the height of the first arc-shaped correcting plate and the height of the second arc-shaped correcting plate can be adjusted, so that the use of various people can be met, the practicability is high, the correcting force can be displayed, the correcting force can be adjusted gradually, the correcting effect is better, and the practicability is high. And the problem that the correction force is too large or too small is avoided, and use is facilitated.

The utility model provides a working end of an expansion orthosis and the expansion orthosis, and relates to the technical field of medical instruments. The dilation orthosis working end comprises an outer tube and a pull rod arranged in the outer tube, an elastic piece is arranged at the front end of the pull rod, a receding opening is formed in the outer tube, when the pull rod is pushed forwards, the elastic piece can bulge out of the receding opening, and a first bending part is arranged at the rear end of the elastic piece. A mounting groove formed in the pull rod divides the front end of the pull rod into a first clamping plate and a second clamping plate, and the mounting groove sequentially comprises a clamping part and a limiting part used for containing the first bent part from front to back. The pull rod is sleeved with a locking ring, and the first clamping plate and the second clamping plate clamp the elastic piece under the locking effect of the locking ring. According to the working end of the expansion orthosis, the elastic piece and the mounting structure of the elastic piece are improved, and the technical problem that materials with poor machining performance cannot serve as the elastic piece to be applied to the expansion orthosis is solved.

A prosthesis or orthosis comprising a hinge joint system for functionally assisting, enhancing, and / or replacing a hinge joint system of a human or animal subject, said hinge joint system comprising: a first member (10); a second member (20) being pivotally attached to the first member; a linkage element or an actuator (30) connected to the first member; a flexible member (40) connecting the second member and the linkage element or the actuator; at least one contact stiffening element (50) configured for being or entering in contact with the flexible member and for providing a lever action along a length of the flexible member.

The utility model belongs to the technical field of medical rehabilitation instruments, and particularly relates to a knee joint orthosis convenient to adjust, which comprises a knee joint orthosis body, and the knee joint orthosis body is composed of a thigh fixing plate, a shank fixing plate, a first fixing seat, a second fixing seat, a first connecting rod, a second connecting rod, a fixing disc and a rotating disc. The thigh fixing plate and the shank fixing plate are each provided with an air tap, an air bag and a fixing belt, the fixing disc is rotationally connected with the rotating disc, a limiting rod is further rotationally arranged on the fixing disc, a check block is arranged on the rotating disc, a screw hole is formed in the fixing disc, and scale marks are arranged on the fixing disc. By means of the knee joint rehabilitation training device, the knee joint movement of a patient can be limited in the early stage of rehabilitation, meanwhile, the buckling angle of the knee joint can be limited according to the rehabilitation progress, and the rehabilitation training requirement for proper buckling movement of the knee joint of the patient is met.

The invention relates to the technical field of spine correction, in particular to an intelligent scoliosis correction method and system, and the method comprises the steps: obtaining a to-be-corrected scoliosis posture; carrying out virtual scoliosis orthosis modeling and obtaining a scoliosis orthosis; arranging a flexible sensor and an attitude sensor; a flexible sensor is adopted to collect pressure data of the scoliosis orthosis, and an attitude sensor is adopted to collect three-dimensional attitude data of the scoliosis orthosis in a three-dimensional space; performing data processing on the three-dimensional attitude data to obtain attitude change data; estimating the real-time posture of the scoliosis orthosis; according to the pressure data and the real-time posture data of the scoliosis orthosis, a three-dimensional visual image is obtained; and determining an orthopedic scheme according to the three-dimensional visual image and performing scoliosis orthopedic. According to the embodiment of the invention, the installation scheme of the sensor is designed, real-time attitude estimation and three-dimensional visualization are carried out by adopting an algorithm, and accurate evaluation of the spine state can be realized.

The invention belongs to the technical field of medical apparatus and instruments, and discloses an orthopaedic reduction and fixation orthopedic orthosis which comprises a base, a first rectangular groove is formed in the outer surface of the base, sliding mechanisms are slidably mounted on the two sides of the inner side of the first rectangular groove, and supporting rods are fixedly mounted at the tops of the sliding mechanisms; the inner side of the supporting rod is fixedly provided with a reset shape righting plate. Compared with a traditional device, after a leg needing to be corrected is put into a patient, all parts can be driven to move and contract towards the inner side cooperatively by rotating a rotating block, positioning and clamping of the leg are achieved, a clamping plate tightly abuts against the leg and is firmly fixed in the leg guard, meanwhile, a first lead screw and a moving block are in threaded connection and can be reversely locked, the device is prevented from loosening, and the device is convenient to use. The fixing plate is prevented from being loosened accidentally to affect normal use, the applicability is improved, the fixing plate can better adapt to leg conditions of different patients, stable support is provided for the legs, and recovery of fractured or orthopedic parts is assisted.

The invention provides a self-generating electricity stimulation scoliosis orthosis, and belongs to the technical field of medical instruments. The device comprises a support, protection plates installed at the two ends of the support, a correction belt adjuster installed on the support, a correction belt connected to the correction belt adjuster, a pressure sensor arranged on the correction belt, piezoelectric material modules arranged on a chest belt, a waist belt and the correction belt respectively, and electrode slices used for being connected with the piezoelectric material modules. The correction force is monitored in real time through the pressure sensor and transmitted to the terminal, the piezoelectric material module is utilized to generate electricity for stimulation under the action of mechanical pressure, collaborative treatment of muscle atrophy and the correction force is achieved, the dual functions of accurate regulation and control of the correction force and maintenance of muscle activity are achieved, and the correction effect is improved.

The utility model relates to the field of medical rehabilitation instruments, in particular to an axial displacement orthosis. The axial displacement orthosis comprises a first mounting frame, a second mounting frame, a first connecting assembly and a second connecting assembly. The first mounting frame is hinged to the second mounting frame; the first connecting assembly is movably connected with the first mounting frame, and the second connecting assembly is connected with the second mounting frame; the first connecting assembly is used for moving relative to the first mounting frame under the action of external force so as to adjust the distance between the first connecting assembly and the hinged position of the first mounting frame and the second mounting frame. The axial displacement orthosis can correct axial alignment of a malformed joint, effectively helps a patient to relieve pain of the affected side joint, can avoid side effects caused by oral medicine taking, and is wide in application range, low in treatment cost and free of trauma.

A one-piece removable therapeutic dental orthotic to be worn on a wearer's lower dentition. The orthotic has occlusally bulging fulcrum regions positioned over a wearer's left and right first molar and second bicuspid, so that the orthotic initially contacts only a pair of fulcrum teeth of the wearer's upper dentition during the wearer's jaw closure movement, without any of the wearer's teeth touching each other. The initial contact locations serve as a fulcrum, and clearance is provided between the wearer's upper dentition and clearance regions of the orthotic on mesial and distal sides of the fulcrum regions, allowing the wearer's jaw to pivot about the fulcrum while the upper dentition remains in contact with the fulcrum regions and touches no other part of the orthotic.

The invention discloses a digital automatic module design implementation method for a scoliosis orthosis. Modules are automatically loaded on the model according to scoliosis characteristic parameters of a patient, an orthosis principle and an evaluation result, default positions and shapes of the modules are different, adjustable grid points are arranged on the bottom layers, and the modules are automatically matched after loading. The module has pressurizing and releasing functions, can simulate gypsum positive pattern processing according to image moving positions and selection intensity, can also carry out mirror image operation to guarantee symmetry, can compare design areas, reset a deformation module and carry out fine adjustment, and can also simulate a gypsum process tool processing model. And then designing a cutting line generation model which can be used for a manufacturing process and can be exported in multiple formats. Corresponding module combinations are designed for various types, a precise personalized scheme is provided for scoliosis correction, the correction effect and the comfort of a patient are effectively improved, the design process is simplified, and clinical application and data management are facilitated.

The invention discloses an adjustable scoliosis orthotic device. According to the specific implementation scheme, a connecting adjusting piece, connecting supporting strips, a plurality of correcting and fixing modules used for correcting the spine, tightening ropes and rope binding locks are included, the correcting and fixing modules are connected to the two sides of the connecting adjusting piece through the connecting supporting strips, and the correcting and fixing modules are connected through the tightening ropes; one end of the tightening rope is fixedly connected with the correcting and fixing module on one side of the connecting and adjusting piece, and the other end of the tightening rope penetrates through a plurality of rope binding locks and is fixedly connected with the correcting and fixing module on the other side of the connecting and adjusting piece. By means of the design of the rope binding locks and the tightening ropes, it is guaranteed that correcting force is horizontally applied and does not longitudinally disperse when the correcting fixing modules are tightened; and the use of the rope binding lock is convenient for the scoliosis patient to regulate the tightness by himself / herself.

An orthosis (800) is provided, including a torso belt (820) configured to be secured around a torso of a patient, a forearm sling (830) configured to support a forearm of the patient, and a lockable rotating platform (810). The lockable rotating platform includes a torso conforming element (1010) configured to be held against the torso of the patient by the torso belt, and a malleable semi-rigid supporting element (1020). The torso conforming element includes a central portion (1011) and is curved along its length of extension between first and second ends to, thereby, conform to the torso of the patient. The malleable semi-rigid supporting element includes a rotation hub (1021) rotatably coupled to the central portion of the torso conforming element, a forearm platform (1025) operatively connected to the rotation hub, and a forearm support strut (1028) operatively connected between the rotation hub and a forearm support platform.

The present invention relates to the field of medical device technology, and in particular to an externally fixed below-the-knee orthosis, which includes an adjustment component, a fixing component, and a rotating component, wherein the fixing component is fixedly connected to the upper tibia, one end of the adjustment component is rotationally connected to the fixing component, and the other end is rotationally connected to the rotating component, and the other end of the rotating component is rotationally connected to an end of the fixing component away from the adjustment component, and the rotating component is fixedly connected to the lower tibia, and the adjustment component can drive the rotating component to rotate around the fixing component by adjusting its own length, and drive the lower tibia to rotate around the connection between the upper tibia and the lower tibia. The present invention can reduce the difficulty of surgery, reduce the damage to the human body caused by surgery, and slowly correct below-the-knee deformity, and can be applied to various angles of below-the-knee deformity correction.

The invention discloses an ankle-foot orthosis parameterization design optimization method and system for 3D printing, and relates to the technical field of ankle-foot orthosis. Medical image data are preprocessed, abnormal foot pathological tissue segmentation is carried out, and an initial three-dimensional model of the abnormal foot pathological tissue is obtained through conversion; dividing the initial three-dimensional model into finite element mesh models, calculating material attributes of pathological tissues of the malformed feet, performing multi-scale analysis to obtain stress tensor and strain tensor of the malformed feet, and evaluating pressure sore risk indexes; according to the material attribute, the stress tensor, the strain tensor and the pressure sore risk index, an orthosis parameter prediction model is utilized, and orthosis design parameters are output; the thickness of a pressure sore prevention buffer layer of the orthosis and the indexing density and size distribution of vent holes are optimized, and a pressure sensor and a temperature and humidity sensor are arranged in the orthosis and used for adjusting the local environment in real time; and generating a three-dimensional solid model based on the design parameters of the orthosis, converting the three-dimensional solid model into a 3D printing file, and manufacturing a solid orthosis by using a 3D printer.

One embodiment relates to an orthopedic precast that, upon an application of heat of a prescribed level while the orthopedic precast is worn adjacent to a targeted body part of the patient, transitions into an orthosis that conforms with the body part. The orthopedic precast includes a first portion and an interconnect. The first portion is formed of interwoven strands of a first thermoplastic material having a first melting temperature. These interwoven strands forming a pathway within the first portion. The interconnect is positioned within the pathway, wherein the interconnect is configured to receive power and radiate heat based on current flowing through the interconnect. Responsive to the interconnect supplying radiating heat of at least the first melting temperature, the first thermoplastic material partially melts and, upon subsequent cooling, the first portion transitions from flexible material into a rigid structure of the orthosis.

The invention discloses a dynamic adaptation adjustment method for a digital force position and a force line of a scoliosis orthosis. A three-dimensional model of the trunk of a patient is obtained through a three-dimensional scanner, and in digital three-dimensional technical software, a plurality of sections are divided according to scoliosis characteristics, and adjusting points are set. Various dynamic transformation operations including translation, rotation, bending, elongation, shortening, expansion and the like can be performed on a selected section, and the operations can be dynamically adjusted according to real-time data of a patient. Meanwhile, a calibration line is set according to the real-time image data. The method further comprises the steps of real-time rotation adjustment, horizontal calibration, sagittal plane dynamic optimization adjustment and the like. According to the invention, many problems of manufacturing and adjusting processes of a traditional orthosis are solved, force position and force line optimization is realized, growth change of a patient is adapted, the correction effect is improved, the comfort and tolerance of the patient are improved, complications are prevented, the clinical treatment process is optimized, and the progress of a scoliosis rehabilitation treatment technology is promoted; the invention has important clinical application value and social significance.

A bending method and system for a body surface model, relating to the technical field of three-dimensional modeling. The method comprises: acquiring a body surface model and bending parameters; determining a first reference plane and a second reference plane on the body surface model; on the basis of the first reference plane and the second reference plane, determining several bending modes, and determining, with respect to each bending mode, mesh vertices for bending in the body surface model and a bending method therefor; in each different bending mode, on the basis of the bending parameters and the bending method, performing bending with respect to the mesh vertices for bending, so as to obtain mesh vertices after bending; and connecting all the mesh vertices after bending to obtain a body surface model after bending. The present invention achieves a high automation level and a high degree of freedom, and ensures that body surface models generated after bending have high accuracy and conform to the real contour of human bodies, thus further improving the efficiency of generating design schemes for orthopaedic appliances.

The invention belongs to the technical field of medical equipment, and particularly relates to an orthosis for the muscular torticollis, in particular to an orthosis applied to correction of the muscular torticollis and a use method of the orthosis. A shoulder fixing assembly; the stepless adjusting assembly comprises a connecting block and a connecting rod, a lifting bar; and an adjusting part. According to the principle that the adjusting shaft moves between the adjacent adjusting teeth of the lifting strip when rotating and drives the adjusting shaft to ascend and descend, the adjusting teeth are distributed at equal intervals, continuous and linear fine adjustment of the distance between the head assembly and the shoulder assembly is achieved, meanwhile, after adjustment is completed, the adjusting shaft of the adjusting piece is inserted into the limiting hole of the connecting block, and the adjusting shaft is driven to ascend and descend. The lifting strip and the connecting block are fixed, the adjusting teeth can be designed to be relatively fine in order to pursue high precision through separation of two independent actions of rotation adjustment and insertion locking, and final firm fixing is achieved through insertion connection of the adjusting shaft and the limiting hole.

The utility model relates to the technical field of orthotics, in particular to an elastic traction ring for an invisible orthodontic device, which comprises an outer rubber ring, an inner traction ring and a reinforcing rib are sequentially arranged on the outer rubber ring from outside to inside, and the outer rubber ring with a circular groove and the inner traction ring with a storage groove are inserted into the circular groove, so that the stability of the whole structure is improved, and the stability of the whole structure is improved. The reinforcing ribs are further inserted into the storage grooves, so that the overall toughness is improved, the situation that traction, fixation and matching of the position of the invisible orthodontic device are affected by overall breakage caused by long-time use is avoided, the multiple anti-skid ferrules are arranged, the contact area of the outer rubber ring is increased, and then the friction force of contact between the outer rubber ring and the invisible orthodontic device is increased; the orthodontic treatment matching of teeth is realized, the overall combination and installation are convenient, and the service life is long.