45 results about "Spine procedure" patented technology

Systems, methods, and computer-readable storage media for measuring spinal canal volume in vertebrates, and more specifically to using Artificial Intelligence (AI) to predict how surgical options will affect spinal canal volume. A system configured as disclosed herein can receive two or more pre-operation medical images capturing at least one functional spinal unit, then calculate an initial spinal canal regional volume using the pre-operation medical images for at least a portion of the at least one functional spinal unit. The system can then calculate, using a neural network, a predicted spinal canal regional volume for at least a portion of the at least one functional spinal unit undergoing various spine surgery options separately, resulting in predicted spinal canal regional volumes corresponding to the plurality of spine surgery options. The system or a surgeon can then select, using that data, one or more of the spine surgery options.

A surgical navigation system is provided to create a plan to correct a deformed spinal alignment. A processor is configured to obtain a first set of image data associated with a deformed alignment in a spine of a patient from at least one imaging device. The processor is also configured to process the first set of image data to identify a set of deformed alignment parameters associated with the deformed alignment. The processor is further configured to identify a set of corrected alignment parameters. The processor is also configured to process the first set of image data, the set of deformed alignment parameters, and the set of corrected alignment parameters to generate a correction plan to surgically manipulate the deformed alignment to the preferred alignment. The processor is additionally configured to provide navigation through the correction plan to facilitate surgical manipulation of a patient spine to the preferred alignment. The processor is also configured to receive information relating to forces on a rod-link reducer or surgical implants from strain gauges to aid the correction plan.

Disclosed methods, devices, and systems are suitable for performing minimally-invasive procedures for accessing the intervertebral space along an oblique pathway with an insertion instrument that holds a disc implant, and reorienting the angular relationship between instrument and implant while the implant is inside the body (for example at or within the disc space).

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.

A system and method of neurostimulation that is coupled with spinal fixation or the spine, implanted at the time of spine surgery, and allowing for a delayed minimally invasive connection to a stimulation source. The components of the system include the conduit anchor that secures to the instrumentation or spine; conduit housing through which leads enter and channels are isolated; the conduit cap to protect the implant; the lead adaptor entry port, wherein leads enter and channels are isolated; the lead adaptor pin housing, which contains contact pins; the keyed MIS tube, through which the lead adaptor is implanted in a second surgery; a grooved applicator to assist with lead placement; and an encircling clip to assist in securing a lead. The method of generating a signal in the frequency domain is described. The method of minimally invasive stimulation trial placement is described.

The invention discloses a centrum reduction device for an orthopedic spinal operation, and relates to the centrum reduction technology, the centrum reduction device comprises a bearing base erected on one side of an operating bed, and moving guide wheels are arranged at four corners of the bottom surface of the bearing base; a positioning mechanism is arranged in the bearing base, and the positioning mechanism comprises a positioning sliding groove; wherein positioning raised lines are arranged on the top surface of the positioning touch plate at equal intervals, and the positioning touch plate drives the positioning raised lines to be attached to the bottom surface of the operating bed; a reset mechanism is arranged above the bearing base and comprises a longitudinal sliding frame and a transverse sliding frame. According to the centrum reduction device for the orthopedic spinal surgery, the bearing base drives the reduction mechanism to be erected on one side of the surgical bed, the situation that the rest surgical operations are affected by centrum reduction operation is avoided, meanwhile, the bearing base locked between the bearing base and the surgical bed improves the stability of the reduction operation, and the centrum reduction device is adaptive to different spine positions through transverse and longitudinal adjustment; and secondary nerve injury caused by centrum reduction is avoided.

The invention provides a spinal surgery planning method and device based on a statistical morphological model. The method comprises the following steps: acquiring CT image data of any object; inputting the CT image data into the improved segmentation network to obtain a segmented spine three-dimensional model; based on the spine three-dimensional model, determining a cortical bone screw plan of a vertebral body; and based on cortical bone screw planning of the vertebral body, determining spinal surgery planning information and guide plate planning information. According to the method, the spine three-dimensional model is constructed through the CT image data, and the cortical bone screw planning and the spine operation planning are performed through the spine three-dimensional model, so that the spine operation planning based on the cortical bone screw is realized.

Systems, methods, and computer-readable storage media for vertebra bone density analysis, and more specifically to identifying which portions of vertebra have sufficient density to support different types of spinal surgery. A system can segment the pre-operation medical images and generate a 3D pre-operation model having a plurality' of volumetric regions based on those pre-operation medical images, wherein each volumetric region has a bone density. The system can then identify different spine surgery options and generate, for each of the plurality of spine surgeiy options using the 3D pre-operation model, a 3D predicted model. The system can then simulate these predicted models being exposed to various stresses and forces, and predict which of the predicted models results in the best surgery outcome.

The invention involves an interbody implant (spacer) and a method of manufacturing an interbody implant for use in spinal procedures, having one or more compliant surfaces to more evenly distribute the load applied to the bone while in use, as well as aid in bone growth and attachment. The interbody spacer has one or more unique surfaces designed to comply (flex) upon receiving a predetermined load. By flexing, the surface contact area between the implant and the bone is increased to distribute the load over a larger area. In order to provide the flexing, at least a portion of the implant is constructed from a plurality of bar springs that are interconnected or integrally connected with each other to conform to a surface while providing sufficient support for use as an implant.

A method is provided for planning, performing, and assessing of surgical correction to the spine during a spinal surgical procedure. This method is implemented by a control unit through a GUI to digitize screw locations, digitize anatomical reference points, accept one or more correction inputs, and generate one or more rod solution outputs shaped to engage the screws at locations distinct from the originally digitized locations.

A surgical navigation system is provided to create a plan to correct a deformed spinal alignment. A processor is configured to obtain a first set of image data associated with a deformed alignment in a spine of a patient from at least one imaging device. The processor is also configured to process the first set of image data to identify a set of deformed alignment parameters associated with the deformed alignment. The processor is further configured to identify a set of corrected alignment parameters. The processor is also configured to process the first set of image data, the set of deformed alignment parameters, and the set of corrected alignment parameters to generate a correction plan to surgically manipulate the deformed alignment to the preferred alignment. The processor is additionally configured to provide navigation through the correction plan to facilitate surgical manipulation of a patient spine to the preferred alignment. The processor is also configured to receive information relating to forces on a rod-link reducer or surgical implants from strain gauges to aid the correction plan.

The application discloses an angle-adjustable spine coagulation electrode, which comprises a cutter head assembly, a fixed body and a movable wire clamp; the cutter head assembly comprises an insulating rod, an inner tube and an outer tube, two electrodes insulated from each other are arranged at one end of the insulating rod, each electrode is connected with a conductive wire, and each conductive wire penetrates through the other end of the insulating rod and is connected with a cable; a first chamber and a second chamber are arranged in the fixed body and are communicated, a steel pipe clamp and a screw cap are fixed to the other end of the first chamber, first and second handles are arranged outside the fixed body; a reset spring is arranged in the first chamber; the movable wire clamp comprises a small-diameter section and a large-diameter section, and a third handle is arranged outside the movable wire clamp. The angle of the cutter head can be adjusted through axial extension and retraction and circumferential rotation of the cutter head by using one hand, the operation range is small, the cutter head rotates more smoothly, the use is more convenient, and the demand for multi-angle coagulation in spine surgery can be met.

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.

Spinal curvature modulation systems, methods and related devices and instrumentation are disclosed, which include a flexible tether, a tether tensioning unit and bone anchors for the flexible tether that allow the tether to be secured across multiple vertebrae in a region of treatment. When the flexible tether is attached to multiple vertebrae, it can be used to correct spinal deformities. Tension in the flexible tether is adjustable transcutaneously without invasive surgical procedures by use of remotely driven actuators, such as a magnet-driven motor, or by a small tool insertable through a small incision. Disclosed systems and methods thus allow for multiple adjustments of tether tension, and spinal curvature, over time without repeated, highly invasive, spinal surgeries.

The present invention relates to a screw device for spinal surgery, which can easily prevent a screw from loosening, detaching, or coming out from a vertebra after the screw is press-fit and fixed into a vertebra for surgery, and a method for injecting bone cement using same. That is, the objective of the present invention is to provide a screw device for spinal surgery, which, during spinal surgery for fixing a screw into a vertebra, injects bone cement into the interior of the vertebra through an injection channel formed in the screw, thereby allowing the screw and the bone cement to bond together within the vertebra and thus effectively preventing the screw from loosening or coming out from the vertebra, and a method for injecting bone cement using same.

The disclosed method supplements spine surgery by data processing. The method is modular using one or more data processing blocks related to one or more tasks of a spine surgery workflow, depending on the desired level of support by the data processing method. Each data processing block has input data and / or output data and processing logic that transforms the input data into the output data or generates the output data. Embodiments of the invention relate to different combinations of processing blocks. In the maximum scope, the data processing method covers all stages of the spine surgery workflow from pre-operative data acquisition to post-operative evaluation of the outcome.

This embodiment provides an adjustable cage template for determining a cage for use in a spine procedure. The adjustable cage template may include an upper cage template, a lower cage template, and a control support. The configuration of the cage template may be altered, and sensors may measure forces applied to the cage template during the alteration. The alteration of the cage template may include rotation of the upper cage template relative to the lower cage template, vertical movement of the upper cage template relative to the lower cage template, or both rotation and vertical movement of the upper and lower cage templates. Information related to the measurements from the sensors may be output to determine whether the current configuration of the cage template is optimal, and a final cage template for the spine procedure may be selected based at least in part on the output information.

Systems, methods, and computer-readable storage media for measuring spinal canal volume in vertebrates, and more specifically to using Artificial Intelligence (AI) to predict how surgical options will affect spinal canal volume. A system configured as disclosed herein can receive two or more pre-operation medical images capturing at least one functional spinal unit, then calculate an initial spinal canal regional volume using the pre-operation medical images for at least a portion of the at least one functional spinal unit. The system can then calculate, using a neural network, a predicted spinal canal regional volume for at least a portion of the at least one functional spinal unit undergoing various spine surgery options separately, resulting in predicted spinal canal regional volumes corresponding to the plurality of spine surgery options. The system or a surgeon can then select, using that data, one or more of the spine surgery options.

The invention provides a spinal operation navigator and a design method and device thereof. The spinal operation navigator is characterized in that a guide plate is suitable for fitting with a corresponding vertebral body; and the identification plate is fixedly connected with the guide plate and is suitable for identifying the pose of the guide plate. According to the spinal operation navigator, by arranging the guide plate and the identification plate of the spinal operation navigator, the guide plate is attached to the position of the corresponding vertebral body, positioning of the guide plate and the vertebral body is achieved, the pose of the guide plate is identified externally through the identification plate, and therefore external equipment can determine positioning of the guide plate and the vertebral body; therefore, on one hand, positioning and guiding of screw placement of the vertebral body are achieved, and on the other hand, positioning and navigation of a surgical robot and the like are synchronously achieved.

The disclosed spine surgery system includes preoperative mapping data relating to a patient vertebra, a vertebral localization element having a mating surface specific to the patient able to be coupled to the vertebra in a unique fixed position and a three-dimensional optical marker, a robot including a movable arm and carrying an end effector member, an optical sensor device at least partially carried by the end effector member and able to observe the marker of the vertebral localization member and deducing therefrom, in real time, the relative positioning data between this marker and the end effector member, and a processing unit that determines in real time the relative positioning between the end effector member and the vertebra, by calculating, in a three-dimensional spatial frame, the position of the end effector member and by it with a region of space occupied by the vertebra as modeled.

A computerized method aiding a surgeon end-user, including providing a light projector configured to project at least one pattern onto spine, providing 3D video cameras operative, when the spine is in their field of view, to capture 3D video imagery of the spine and pattern; providing a tool tracker comprising an INS operative to repeatedly compute an output tool-status indication of a current orientation and position of tool used during spine surgery, and a wireless communication module providing data communication between subsystem and a processor including sending the output tool-status indication to the processor, the processor including logic configured to receive the output tool-status indication generated by the tool tracker and the 3D video imagery, and to track vertebra, using the pattern, which is known to the processor, and accordingly to provide feedback to the surgeon.

A surgical tube for spinal surgical procedures allows for lateral access to the L4 / L5 disc space in the presence of a high iliac crest without going through the ilium. The tube has an angled jog that positions the distal portion of the tube on the cephalad side of the ilium. The angled tube can include fixation pin channels on the cephalad and caudal sides on the tube, going into the L4 and L5 vertebral bodies respectively. The L5 pin channel can have an angled inward portion corresponding to the jog of the tube, towards the center of L5. The L4 pin channel can be angled so that it starts at the caudal side of the tube at the proximal end of the tube and exits the tube on the cephalad side at the distal end of the tube.

The utility model relates to the technical field of rehabilitation devices, and discloses an orthopedic post-operation rehabilitation device which comprises a first bottom plate, a groove plate is fixedly connected to the first bottom plate, a driving rotating shaft is slidably connected to the groove plate in a penetrating mode, and a rotating disc is fixedly connected to one end of the driving rotating shaft. A lifting supporting mechanism for supporting the spine of a patient is installed at the end, away from the rotating disc, of the driving rotating shaft. The first threaded rod rotates to drive the threaded block to ascend and descend, the threaded block ascends and descends to drive the first sliding block to ascend and descend through the connecting rod, the threaded block and the first sliding block ascends and descends to drive the containing plate to ascend and descend, then the height of the containing plate can be adjusted according to the height of a spinal patient, and the spinal patient can conveniently grasp the grip; the comfort degree of the spinal patients in the rehabilitation process is improved, the placement plate can ascend and descend to drive the bandages on the two sets of connecting plates to ascend and descend, and therefore the waists of the spinal patients of different heights can be bound, and the practicability of the rehabilitation device is improved.

A lateral retractor system for forming a pathway to a patient's intervertebral disc space includes a single dilator and a retractable dual-tapered-blade assembly. The dilator may feature a narrow rectangular body for insertion at an insertion orientation parallel to the fibers of the patient's psoas muscle, at an approximate 45-degree angle to the patient's spine. The retractable dual-tapered-blade assembly consists of only two blade subassemblies, each having a blade bordered by adjustable wings, along with built-in lighting and video capabilities.The dual-tapered-blade assembly may be passed over the single dilator at the insertion orientation and rotated approximately 45-50 degrees to a final rotated orientation parallel to the intervertebral disc space before the two blade subassemblies are retracted away from one another to create the surgical pathway, while simultaneously and continuously assessing for encroachment upon one or more nerve structures within 360-degrees of the instrument. Other embodiments are also disclosed.

This document pertains to a provisional patent application for an innovative spinal fixing rod designed for vertebral column surgery. The invention specifically addresses the need for spinal fixing rods with variable mechanical properties to enhance surgical fixation and, where needed, correction of vertebrae and their definitive surgical fixation. This document encompasses methods for designing and fabricating these variable mechanical properties spinal fixing rods, ensuring they meet the precise mechanical and anatomical requirements of individual patients. This document outlines the various embodiments, applications, and procedures related to the utilization and production of custom and off-the-shelf spinal fixing rods with variable mechanical properties.

A method is provided for planning, performing, and assessing of surgical correction to the spine during a spinal surgical procedure. This method is implemented by a control unit through a GUI to digitize screw locations, digitize anatomical reference points, accept one or more correction inputs, and generate one or more rod solution outputs shaped to engage the screws at locations distinct from the originally digitized locations.

A retractor assembly and minimally invasive surgical techniques and implants. Such embodiments include techniques and implants for provision of therapy to a spine from a lateral approach. Embodiments of the invention include minimally invasive surgical techniques using one or more extended retractors to create an extended access route such as the non-limiting example of lateral access to the spine.

Retractor system for spine surgery comprising two retractor members (1,2) being each made of a blade (1) and a proximal part forming a frame (2), at least two pins (10) having each a distal end configured to be anchored in a vertebra, and a blocking mechanism (5) for maintaining the retractor members (1,2) at a certain distance from each other; wherein at least one retractor member (1,2) contains a channel (3) that is configured to slidably hold said pin (10); characterized by the fact that the channel (3) is oriented along a direction that differs from the blade (1) direction. The invention also relates to a retractor system that includes at least one shim (12) with guiding grooves (15) ending before the shim distal end.

Internal fixation systems and methods for prone lateral spine surgery on a patient. The system comprises a lateral lumbar interbody fusion (LLIF) retractor and a posterior compressor / distractor including a posterior distractor rack assembly having a rack and a posterior distractor carriage assembly configured to operably engage the posterior distractor rack assembly. The posterior distractor rack assembly includes a first swivel tube subassembly having a first swivel tube, and the posterior distractor carriage assembly includes a second swivel tube subassembly having a second swivel tube. The first and second swivel tubes are each configured to receive a pedicle screw and screw tower therein. The first and second swivel tube subassemblies are configured to be moved and positioned with respect to each other, such that a surgeon can access the patient' s disc space from the left and right sides, and without the need for a bolster.

A retractor for spine surgery includes a body. Left, right, and center retracting arms are coupled to the body. Left, right, and center blades are operatively coupled to proximal ends of the respective retracting arms. A retractor adaptor is configured to couple the retractor to a mount.