419 results about "Spinal column" patented technology

A system and method for predicting spinal motion and vertebral locations and movement in surgeries through training and using predictive models generated using biomedical profiles of patient spines and surgical patient-specific features. A trained predictive model is used in combination with patient-specific features associated with a surgical patient such that during a real-time surgery the patient-specific features are provided to the trained predictive model and a segmental motion model is created. Using this real-time surgical data and interoperative data, the trained predictive model is updated which then used for updating the segmental motion model such that the updated segmental motion model may be used for producing a series of vertebral location predictions specific to movements and location of the spine of the surgical patient that may be provided to a surgical guidance system for use in performing the real-time surgery in accordance with a surgical plan.

The embodiment of the present application provides an adjusting structure of a spinal surgery channel system and the spinal surgery channel system with the adjusting structure. The spinal surgery channel system comprises an endoscope and a working channel tube, the adjusting structure comprises a supporting assembly, an adjusting assembly and a matching seat, the supporting assembly is used for mounting the working channel tube, the matching seat is connectable with the endoscope, and the matching seat is swingably connected with the supporting assembly along a first preset direction through the adjusting assembly so as to realize the displacement of an endoscope tube of the endoscope along the first preset direction. Therefore, the relative position of the endoscope tube in the working channel tube is changed, the moving stroke range of the endoscope tube is improved, and the doctor can adjust the endoscope tube to the ideal position according to the actual situation of the patient. Therefore, the adjusting structure according to the embodiment of the present application has the advantages of improving the operation field of view and increasing the flexibility and convenience of the operation.

The application discloses a kind of intelligent adjustable scoliosis orthopedic brace based on multi-modal human modeling, it is related to the technical field of rehabilitation medical instrument. Including: brace body, the correction part of brace body is provided with adjusting assembly, the end of adjusting assembly away from brace body is provided with correction plate, the shape of the end of correction plate away from adjusting assembly is adapted to the shape of the body part contacted, the end of correction plate away from adjusting assembly is uniformly arranged with multiple first pressure sensors, power supply assembly is provided in brace body, power supply assembly is electrically connected with multiple first pressure sensors and adjusting assembly, first control system, first control system is electrically connected with multiple first pressure sensors and adjusting assembly.The application guarantees the accurate application of correction force, avoids the correction failure and deterioration caused by inaccurate correction force, and further guarantees the rapid recovery of user.

The utility model discloses a sectional type scoliosis correction device, including scoliosis correction arc plate, still include pelvic support, with the pelvic support both sides rotation connection's basin bone limiting arc plate, lower extreme with the pelvic support both sides rotation connection's basin bone limiting arc plate rear end fixed link and upper end with scoliosis correction arc plate lateral fixed link and lower extreme with basin bone limiting arc plate detachable connection's two second telescopic piece. The utility model has the advantages of: adopt sectional type structure, has overcome the existing scoliosis correction device wearing in the middle patient's spine and cannot be flexed and cannot be flexibly adjusted problem, makes scoliosis correction device local effective traction, has improved the correction effect and has improved the patient's comfort degree, the application structure simple, convenient operation, strong adaptability and so on, is applicable to different age stages and the scoliosis patient of the degree of illness.

This invention discloses a spinal endoscopic screw-rod fixation system, belonging to the field of medical device technology. The system includes screws, locking pins, and connecting rods. The screw head has a fixing hole with internal threads on the inner wall and a driving hole at the bottom. The proximal end of the screw forms an arc-shaped mating surface around the fixing hole. The locking pin has external threads matching the internal threads, and a spherical clamping surface is formed on the side of the clamping head facing the connecting block. This invention, through the arc-shaped mating between the screw, locking pin, and connecting block, allows the connecting block to adapt to the screw at multiple angles, facilitating insertion and locking in spinal endoscopy or minimally invasive small-incision environments. The flip-handle mechanism facilitates tightening the locking pin in confined operating spaces and prevents arbitrary disassembly of the locking pin, improving the operational convenience and safety of the fixation system.

This invention discloses a method for screening the risk of congenital scoliosis. The method includes: acquiring a back surface image of the subject, which reflects the surface morphological distribution of the back region; preprocessing the back surface image to obtain a standardized surface image to reduce the influence of differences in acquisition posture, imaging conditions, or subject body shape; based on the standardized surface image, constructing surface morphological feature information for congenital scoliosis risk screening, which includes at least the left-right symmetry of the back, the state of spinal midline deviation, or the trend of surface morphological changes; inputting the surface morphological feature information into a pre-trained congenital scoliosis risk screening model to generate congenital scoliosis risk screening results. This invention can achieve objective and consistent congenital scoliosis risk screening.

This invention pertains to spinal pedicle screws, specifically locking spinal pedicle screws, including perforated pedicle screws and cortical bone screws that work with them. The proximal end of the self-locking master screw is thickened. A through-hole is provided in the thickened section of the pedicle screw, and the cortical bone screw is driven into the through-hole and fixed to the upper and lower cortical bone layers of the pedicle to form a triangular fixation. After the pedicle screw is implanted, both ends of the through-hole of the pedicle screw are located inside the pedicle. A hole is drilled from the posterolateral aspect of the pedicle using a special aiming device, passing forward and upward through the oblique hole of the pedicle screw, and then through the anterior and superior cortical bone of the pedicle. After measuring the length, a suitable cortical bone screw is selected, screwed in, and locked, fixing the posterolateral cortical bone, the pedicle screw, and the anterior and superior cortical bone of the pedicle. The screw is positioned in a safe area of ​​the superior cortical bone of the pedicle. The cortical bone screw is fixed to the upper and lower cortical bone of the pedicle by passing through the oblique hole, thus locking the position of the pedicle screw.

A modular poly-axial bone screw includes a poly-axial bone screw, a poly-axial tulip head, and a collet disposed within the tulip head, the collet interacting with the bone screw and tulip head providing an interference fit with the bone screw head to lock orientation of the tulip head on and relative to the bone screw. Inner configurations of the tulip head interact with outer configurations of the collet to lock axial and / or rotational position of the collet within and relative to the tulip head, and thus about the bone screw head. The collet also has a base configured to conform to a top of a bone screw, wherein the collet is configured to support the bone screw and the tulip head when a spine rod is fixed in the tulip head.

The invention relates to the technical field of motion terrorism risk assessment, in particular to a spine endoscopic postoperative motion terrorism assessment method and system based on a 5E rehabilitation mode. According to the degree of adaptation of a patient to all rehabilitation trainings of the same type in each treatment stage and the change synchronization degree of rehabilitation state values, and the difference of entry scores of the same entry of an analysis questionnaire corresponding to the rehabilitation trainings and an adjacent next questionnaire, the rehabilitation training is analyzed; the association degree between each rehabilitation training of each treatment stage and each item of the questionnaire is obtained; adjusting the entry score of each entry of each questionnaire by using the correlation degree, and obtaining an optimized TSK total score of the corresponding questionnaire; and based on the optimized TSK total score of the questionnaire in all treatment stages, evaluating the motion terrorism symptom of the patient. According to the method, the entry score of the questionnaire is adjusted through the association degree between each rehabilitation training and the entry of the questionnaire, so that the influence degree of drug interference factors, physiological stress response and the like is reduced, and the accuracy of acterrorism symptom rating is effectively improved.

This utility model relates to the technical field of posture correctors, and discloses a posture corrector with posture correction reminders. It includes a vertically arranged support base and a clamping mechanism. A posture correction component is installed on the front end of the support base. A mounting position is provided on the top of the support base, and a distance sensor is installed in the mounting position. The distance sensor is electrically connected to a main control board, and the main control board is electrically connected to a speaker. The distance sensor can detect the distance between the user's head and the posture corrector in real time. When the user's head is too close, the distance sensor transmits a signal to the main control board, which then controls the speaker to emit a reminder sound. This achieves automatic monitoring and timely reminders of the user's posture, effectively preventing myopia and spinal deformities caused by prolonged close-range eye use or hunching. It also solves the problem of posture correctors having relatively limited functionality.

The utility model discloses a kind of endoscope surgery pasting film, it is related to medical supplies technical field, including first film, second film, water baffle and liquid collecting and guiding bag.The bottom surface of first film is used to paste on skin.Second film is located on the top surface of first film, and the accommodating cavity that is formed with upward protrusion between second film and first film.Water baffle is located in accommodating cavity, and the region formed by surrounding water baffle is used to accommodate liquid.Liquid collecting and guiding bag is connected with one side of second film, and the bag opening of liquid collecting and guiding bag is towards the opening of water baffle, so that the liquid in the region formed by surrounding water baffle can flow into liquid collecting and guiding bag.In the process of operation by doctor, water baffle can be resisted by second film with physiological saline and patient's blood and other liquids, that is, water baffle plays a blocking role to liquid, so that liquid in the process of operation all stays in the region formed by surrounding water baffle, avoid the pollution of the surrounding environment of operation area.

This utility model relates to a prone arm support for spinal surgery; it includes an arm support plate, a clamping assembly, an adjusting assembly, and a rotating assembly. The clamping assembly has a clamping groove on the right side wall of the clamping seat to accommodate the operating table's built-in arm support plate. The clamping groove extends to the front and rear end faces of the clamping seat. A retaining platform extends downward from the upper right edge of the groove. The clamping seat also has clamping holes that penetrate the upper and lower end faces of the clamping seat. The upper end of the clamping plate of the adjusting assembly penetrates the clamping hole of the clamping seat, and the lower end of the clamping plate is fixedly connected to the end of a horizontal bar. The horizontal bar is connected to a vertical bar. The outer shell of the universal joint of the rotating assembly is fixedly connected to the upper end of the vertical bar, and the ball joint head is fixedly connected to the arm support plate. This design solves the problem of the patient's arm abduction angle exceeding 90 degrees in the prone position, while also avoiding interference with the surgeon's operation.

The utility model discloses a kind of spinal tumor puncture devices, belong to medical instrument technical field, the spinal tumor puncture device includes dilator, ring saw, divider and first push rod, wherein: ring saw includes ring saw main body and the first handle located above ring saw main body, first passageway is equipped on ring saw vertically through, the lower end of ring saw main body is equipped with sawtooth;Divider includes the divider main body that can be inserted into first passageway and the second handle located above divider main body, second passageway is equipped on divider vertically through, the lower side of divider main body is equipped with slot, the lower side of divider main body is equipped with the first blade edge of vertically extending in the side edge of slot close to;First push rod includes the first push rod main body that can be inserted into second passageway and the third handle located above first push rod main body.The utility model is convenient for sampling to hardened bone and non-hardened bone, sampling is sufficient, and it is easy to puncture, amount of bleeding is less, and tissue damage is small.

The application discloses a risk prediction method for subsidence of an intervertebral fusion cage after lumbar interbody fusion, and comprises the following steps: acquiring preoperative image data and postoperative image data within one week after operation of a target patient, wherein the preoperative image data and the postoperative image data comprise multiple image features reflecting local anatomical morphology, sagittal balance and bone conditions of the spine; inputting the multiple image features into a pre-trained subsidence risk prediction model to obtain a risk probability of the target patient suffering from the subsidence of the intervertebral fusion cage; wherein the subsidence risk prediction model is obtained by screening a core prediction feature set through a "funnel type" feature screening process of fusing preoperative native anatomical parameters and postoperative early image parameters, and by training the core prediction feature set by using a machine learning algorithm based on a historical patient data set containing subsidence samples and non-subsidence samples; and the application reduces the occurrence of postoperative complications.

This invention provides a positioning bending mechanism with a scale and a segmented bending device for spinal orthotics, belonging to the field of surgical medical device technology. It is used for pre-bending of spinal orthotics before surgery and consists of a base component, a clamping assembly, a sliding clamping assembly, a positioning slide assembly, and a rotating cylinder assembly. Its core working principle is to determine the longitudinal position of the bending point using a linear slide rail and its side scale, and to set the bending plane using the angle adjustment scale of the rotating cylinder assembly. A displacement measuring instrument installed on the adjusting cylinder presets and monitors the bending displacement in real time. During operation, the bending bolt is turned to push the bending clamp to apply pressure to the orthotics until its deformation reaches the preset value. This device transforms preoperative three-dimensional planning into quantifiable operations in three dimensions: linearity, angle, and displacement, achieving closed-loop control from "measurement and positioning" to "precise bending," significantly improving the accuracy, efficiency, and repeatability of orthotics shaping.

This invention relates to a method and system for evaluating parameters in the fabrication of a scoliosis orthosis. First, the initial position of the robotic arm is calculated based on the user's own treatment parameters. Then, the force applied to the robotic arm is continuously increased in preset steps until the maximum tolerable thrust position is found. Next, the relevant parameters of the maximum thrust position are used to convert the correction parameters, and the obtained correction parameters are input into a model to obtain the current correction model. The correction model and its associated parameters are sent to the orthotist to assist in orthosis design. In this invention, the orthotist can intuitively understand the quantitative relationship between the degree of contact between the orthosis and the body, the corrective force, and the spinal correction effect. Combined with the patient's surface images and spinal X-rays, the orthosis design is performed, reducing the problems encountered by the orthotist during the design process regarding the required pressure or the appropriate distance the orthosis needs to be close to the body to determine the resulting spinal deformation.

The application discloses a safe operation device suitable for spine minimally invasive surgery, which comprises a mirror-under power drill and an electric safety protection sleeve, wherein the handle of the mirror-under power drill and the drill are matched with the electric safety protection sleeve; the handle is connected with the drill, and the drill penetrates through the electric safety protection sleeve. The application provides a safe operation device suitable for spine minimally invasive surgery, which comprises a mirror-under power drill and a safety protection sleeve. When in use, the safety protection sleeve is directly fixed on the surface of the lamina to be removed, the mirror-under power drill can penetrate through the sleeve to complete the mirror-under grinding operation of the lamina, and the real-time lamina removal condition can be clearly seen through the end observation hole, so that the lamina is quickly removed while the nerve root is completely ensured not to be damaged.

Presently provided are a method and a system for pulse electromagnetic field (PEMF) and decompression therapy. The system has a treatment table or treatment chair configured and disposed to hold a first body part of a patient. A decompression harness is configured and disposed to hold a second body part of the patient, wherein at least one joint of the patient is disposed between the first body part and the second body part. The decompression harness is configured to transfer a tensional force on the at least one joint of the patient and at least one PEMF treatment module is disposed with the decompression harness and proximate the at least one joint of the patient.

The application provides a scoliosis comprehensive angle detection method, device, medium, program product and terminal. First, a spine orthotopic X-ray image is acquired, then a target detection algorithm is used to automatically identify and locate the spine, pelvis and chest cavity region, and corresponding images are generated. Next, a key point detection operation is performed to generate a plurality of vertebral angle point coordinates, thoracic key points and left and right iliac crest top points. Finally, the scoliosis comprehensive angle is measured by synthesizing the data. The problem that the prior art mainly focuses on the local inclination of the spine without fully considering the overall inclination relationship between the spine and the pelvis, thereby affecting the comprehensive assessment of the scoliosis condition, is effectively solved. The automation processing is realized, the measurement accuracy and consistency are improved, the human error is significantly reduced, the medical work efficiency is improved, and the burden of doctors is reduced.

A medical implant (10) includes: a non-metallic core (26) comprising polyetheretherketone (PEEK); and a non-metallic reinforcing layer (34) coupled to the core. The core is at least partially encapsulated by the reinforcing layer, and the reinforcing layer comprises carbon fiber strands.

Techniques for determining fetal situs during an ultrasound imaging procedure are disclosed. The techniques can include obtaining an ultrasound image of a fetus in utero. The fetus will include a torso and a spine and the ultrasound image can comprise a circumferential view of the torso of the fetus. The circumferential view can include at least: (i) an outer border of the torso, and (ii) the spine that includes three landmarks arranged in a triangular orientation. The techniques can further include superimposing a fetal overlay based on an alignment instruction corresponding to an alignment between the outer border of the torso and the three landmarks to obtain an augmented reality image of the fetus. The fetal overlay can include a graphical element indicating a left side and a right side of the fetus. The augmented reality image of the fetus can be output on a display of the ultrasound machine.

Disclosed herein are an inserter instrument, a system including the inserter, a spinal implant, and fasteners for affixing the implant to the spine of a subject, and related methods for performing spinal procedures including insertion of spinal plates. The inserter includes a housing, an inner sleeve slidably disposed within the housing, and an awl slidably disposed within the housing and inner sleeve. The housing includes a rotatable portion configured to actuate translation of the inner sleeve proximally or distally relative to the housing along a central axis to releasably engage the spinal implant using a distal engagement portion of the inner sleeve. The awl is configured to form a pilot hole in a vertebra at the surgical site, which is configured to receive a fastener to fix the spinal plate to the spine.

A transpedicular spinal treatment system may include a transpedicular access port having an aperture positioned proximally to the distal end of the transpedicular access port. The transpedicular access port may be configured to enter a vertebra through the pedicle bone. A flexible member may be configured to translate along the lengthwise axis of the transpedicular access port. The aperture may allow the flexible member to extend from the aperture in a direction at least partially oblique to the lengthwise axis of the transpedicular access port. The flexible member may have an opening proximal to the distal end of the flexible member.

This invention relates to the field of intelligent spinal detection technology, and more particularly to an intelligent recognition system for spinal images. The invention acquires the spinal contour through an image acquisition module, divides the contour into several sub-regions through a scanning module, and acquires the grayscale values ​​of several pixels within each sub-region. A grayscale calibration unit determines the calibrated grayscale values ​​for filling each pixel within the sub-regions. A filling unit determines the intervertebral space filling characterization and identifies the dominant sub-regions of intervertebral space features. A recognition module identifies the end-vertebral tangent within the dominant sub-regions of intervertebral space features. An evaluation output module outputs the Cobb angle of the scoliosis assessment result. Furthermore, this invention achieves precise analysis of pixel grayscale values ​​within the spinal contour sub-regions and explicit processing of intervertebral space features, establishing an effective mechanism for locating end-vertebral tangents based on pixel grayscale differences, thereby improving the accuracy and efficiency of Cobb angle calculation in scoliosis assessment.

This invention discloses a work-related musculoskeletal disorder monitoring and training system based on distributed flexible sensing, belonging to the interdisciplinary field of preventive medicine and clinical rehabilitation. The invention includes a distributed flexible sensing module, a data processing and reconstruction module, an individualized baseline construction module, and a monitoring target generation module. This invention collects real-time morphological and motion data of the spine during occupational work or rehabilitation training using flexible sensing patches. Combined with individualized medical imaging baselines and occupational ergonomic load thresholds, a multi-dimensional assessment model is constructed. An individualized three-dimensional morphological baseline of the spine is built, and dynamic correction targets are generated. During training, the three-dimensional spatial deviation between the spinal curve and the target is analyzed in real time. This allows for rehabilitation training guidance adapted to the user's physiological structure. Furthermore, the deviation between spinal posture and ergonomic safety benchmarks is analyzed in real time during training, enabling prevention, early warning, and precise rehabilitation guidance for occupational spinal injuries.

This invention provides a chemotherapy catheter for spinal tuberculosis, comprising a catheter with a drug channel, a flexible tube at the front end of the catheter with multiple through holes communicating with the drug channel, and a built-in one-way structure. The one-way structure includes an elastic rubber sheet at one end fixed to the inner wall of the drug channel; multiple elastic rubber sheets are stacked together in a conical shape; and a connector is connected to the rear end of the catheter, with a drug injection end for injecting medication. This invention, by inserting the catheter into the patient's body, injects medication through the drug injection end, which then passes through the drug channel and the one-way structure to prevent backflow, and finally flows out through the multiple through holes, thereby widely dispersing the medication and improving drug utilization.