80 results about "Spinal operation" patented technology

Minimally-invasive spinal surgery methods, devices, and systems for advancing a spinal implant through an oblique anterolateral retroperitoneal operative corridor to an intervertebral disc space located between the L5 and S1 vertebral bodies of a subject positioned in a lateral decubitus position are described. An example spinal implant system includes a retractor sized and shaped to establish at least a portion of the oblique anterolateral retroperitoneal operative corridor, a spinal implant sized and shaped to pass between the first and second unitary retractor blades of the retractor in connection with the spinal implant being introduced into the intervertebral disc space via the oblique anterolateral retroperitoneal operative corridor, and an introducer instrument configured to pass between the first and second unitary retractor blades of the retractor in connection with the introducer instrument introducing the spinal implant into the intervertebral disc space via the oblique anterolateral retroperitoneal operative corridor.

Systems and methods for assisting a surgeon with implant during a surgery are disclosed. A method includes defining areas of interest in diagnostic data of a patient and defining an implant type. Post defining the areas of interest, salient points are determined for the areas of interest. Successively, an XZ angle, an XY angle, and a position entry point for an implant are determined based on the salient points of the areas of interest. In spinal procedures, a maximum screw diameter and a length of the spinal screw are successively determined based on the salient points. Based on determined length and diameter, a spinal screw and a matching screw guide is determined. Thereafter, the spinal screw and the screw guide is printed using a Three-Dimensional (3D) printer. Such printed spinal screw and screw guide could be used by the surgeon during the spinal surgery.

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 invention relates to the technical field of medical instruments, in particular to a spinal surgery retractor which comprises a retractor mechanism, the retractor mechanism comprises a first retractor structure and a second retractor structure, the first retractor structure comprises a first retractor part and a second retractor part, and the second retractor part is telescopically assembled on the first retractor part. The first retracting part and the second retracting part are used for being matched to retract the tissue, and when the first retracting part and the second retracting part are used for being matched to retract the tissue, the second retracting structure is assembled on the first retracting part and the second retracting part and used for retracting the spine bone or the tissue. The invention relates to a spine retractor, in particular to a spine retractor, which aims at not only retracting surface tissues, but also retracting deep muscles during a spine operation, and simultaneously retracting spine bones during tissue retraction, is convenient to use, and is suitable for spine retraction at different positions.

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 an identification frame fixing device used in a spinal surgery navigation system, which comprises a fixing bottom plate, a fixing rod fixedly connected above the fixing bottom plate, an identification frame body fixedly connected at the top end of the fixing rod, a bandage arranged above the fixing bottom plate, and warped edges arranged on the periphery of the fixing bottom plate. According to the utility model, the fixed bottom plate is firmly connected with the fixed rod and the identification frame body, so that a stable integral structure is formed. By means of the connecting mode, various external forces possibly generated in the operation process can be borne, it can be guaranteed that the identification frame is always kept at the correct position in the operation process, in addition, the warping edges are arranged on the periphery of the fixing bottom plate, the bandage can be effectively prevented from falling off from the edge in the operation process, displacement of the identification frame is avoided, and the operation safety is improved. The surgical risk is greatly reduced, and the safety and efficiency of the surgery are improved.

Techniques for treating a subject undergoing spinal surgery include obtaining first data that indicates demographic, medical history or surgery information. A first probability for the subject developing post-operative urinary retention (POUR) is generated by inputting the first data into an input layer of a neural network trained with training data that indicates corresponding information for retrospective patients of spinal surgery and POUR outcomes for those patients. A signal is sent, which indicates a POUR classification for the subject based at least in part on the first probability. The subject is then treated based at least in part on the signal. A binomial regression models trained on a subset of training data is used optionally to produce a second probability. Optionally, the signal indicates a classification based on first or second cutoffs for the two probabilities.

The utility model provides a hospital gown for spinal surgery. The hospital gown comprises a jacket and trousers which are worn in a matched mode. The jacket is provided with a front opening and a rear opening, a C-shaped opening part is arranged at the position, corresponding to the spine, of the middle of the back face of the jacket, and the three side edges of the C-shaped opening part are detachably connected with a jacket body through hook-and-loop fasteners arranged at intervals. A first through opening is formed between the C-shaped opening part and the collar part above the C-shaped opening part, and a second through opening is formed between the C-shaped opening part and the rear lappet part below the C-shaped opening part; the trousers comprise buttocks, a crotch enclosing part, a left waist part, a right waist part and two leg parts, and the crotch enclosing part, the left waist part and the right waist part are bonded through hook-and-loop fasteners. The device is simple in structure and ingenious in design, can meet multiple requirements of a spinal operation patient in the whole treatment process before, during and after an operation, reduces the occurrence of force application actions such as movement and torsion of the bedridden patient to the maximum extent, reduces the dislocation risk of a wound and the pain degree of the patient, and effectively improves the comfort of the bedridden patient.

Disclosed rod reduction systems include an elongated housing having a longitudinal bore and a transverse channel extending through the elongated housing at a non-zero degree angle relative to the longitudinal bore. An insert is slidable within the transverse channel between an outwardly displaced position and an inwardly biased position. The insert includes a threaded portion and a longitudinal bore alignable with the longitudinal bore of the elongated housing. A reducer is slidably receivable within the longitudinal bore of the elongated housing. The reducer may have a longitudinal bore therethrough, and a drive shaft positioned within the longitudinal bore of the reducer.

A cervical plate for easy reoperation includes: a main plate of a rectangular panel shape, which is installed using a screw on the vertebra from which the disk has been removed during spinal operation to support and fix the surgical site vertebra; and a subsidiary plate of a panel shape, which is installed using a screw during reoperation on an adjacent area to the surgical site where the main plate is installed to support and fix the reoperation site vertebra, wherein the main plate and the subsidiary plate can be connected continuously, thereby allowing additional installation of the subsidiary plate while maintaining the installed state of the main plate.

The invention relates to the technical field of medical treatment, in particular to an intraoperative turning-over assisting device for spinal surgery, which comprises a mechanical arm, a fixing frame is arranged on one side of the mechanical arm, first motors are embedded in two sides of an inner cavity of the fixing frame, and an output shaft of the first motor on the front side is fixedly connected with a first fixing assembly; an output shaft of the first motor on the rear side is fixedly connected with a second fixing assembly. The device has the advantage of rapidly completing turning over, the legs of a patient are fixed through the first fixing assembly, the upper portion of the patient is fixed through the second fixing assembly, finally, under the action of the first motor, turning over is achieved, the turning over action can be rapidly and accurately completed through automatic turning over, cooperative operation of multiple medical workers is not needed, and the working efficiency is improved. The device is especially suitable for scenes needing frequent turning over such as large-area burn, obese or critical patients; meanwhile, misoperation caused by experience difference or fatigue of medical staff is avoided, and the risk of complications such as pressure sores and nerve injuries is reduced.

A surgical system for computer assisted navigation during surgery, includes at least one processor that obtains a 3D radiological representation of a targeted anatomical structure of a patient and a set of fiducials of a registration fixture. The operations attempt to register locations of the set of fiducials in the 3D radiological representation to a 3D imaging space tracked by a camera tracking system. Based on determining one of the fiducials of the set has a location that was not successfully registered to the 3D imaging space, the operations display at least one view of the 3D radiological representation with a graphical overlay indicating the fiducial has not been successfully registered to the 3D imaging space, receive user-supplied location information identifying where the fiducial is located in the 3D radiological representation, and register the location of the fiducial to the 3D imaging space based on the user-supplied location information.

1. Name of the product in this design: Positioning guide plate. 2. Purpose of this design: An auxiliary positioning tool for spinal surgery. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The invention relates to the technical field of operation planning navigation systems, in particular to a spinal operation intelligent planning and intraoperative navigation system which comprises a data input module, a spinal model building module, an operation planning module, a dynamic deformation tracking module, a navigation control module and a data output module. A spine is represented as a differential manifold through a manifold parameterization unit, a local coordinate construction unit is utilized to establish a multi-local coordinate system, a deformation field calculation unit calculates a spine deformation field based on optical mark point displacement, a deformation prediction unit generates a prediction deformation field, and a compensation parameter generation unit generates navigation compensation parameters. The system also comprises an operation path mathematical optimization algorithm and a scheme sharing mechanism based on a two-dimensional code, and is provided with a fault-tolerant processing module to ensure the stability of the system. According to the system, the navigation precision is improved from the traditional millimeter level to the submillimeter level, the accuracy and safety of spinal surgery are remarkably improved, and the system has wide clinical application prospects.

A spinal surgical system has a rod receiver and / or a cap with a generally cylindrical body, a set of opposed anti-splay flanges, and a set of opposed anti-rotation / rotation-blocking wings. Each wing has a transverse anti-rotation portion and a transverse rotation-blocking portion. The receiver proximal end forms a wing-receiving cavity with transverse anti-rotation sides and transverse rotation-blocking sides. Each flange has a proximally-facing anti-splay surface and a distally-facing ejection surface. Each receiver proximal protrusion has a proximally-facing ramped receiver ejection surface and a distally-facing ramped receiver anti-splay surface. When the cap is ejected, each anti-rotation portion contacts a corresponding anti-rotation side, and each rotation-blocking portion contacts a corresponding rotation-blocking side. The anti-rotation portion contacting an anti-rotation side prevents cap rotation in a first direction. The rotation-blocking portion contacting a rotation-blocking side prevents cap rotation in a second direction but allows rotation in the second direction, forcing the arms to splay.

The invention discloses a reusable column universal reduction device for spinal surgery, which comprises a plurality of supporting assemblies, a bearing frame, a guide rod, a universal adjusting assembly, an adjusting electric cylinder and a control terminal, and is characterized in that the supporting assemblies are used for supporting the whole universal reduction device; the number of the bearing frames is two, and supporting assemblies are connected to the two sides of the bottoms of the two bearing frames correspondingly. The guide rod is arranged between the two bearing frames; the position of the guide rod can be adjusted along the bearing frame; the number of the universal adjusting assemblies is multiple, one ends of the multiple universal adjusting assemblies are connected with the guide rod, and the universal adjusting assemblies can be adjusted along the guide rod. The top ends of the adjusting electric cylinders are arranged at the bottoms of part of the universal adjusting assemblies and used for adjusting the positions of the pedicle screws and the connecting rods. The control terminal is arranged at the top end of the bearing frame and electrically connected with the adjusting electric cylinder.

We provide a device for retracting incisions for spinal surgery. [Solution] The retractor for spinal surgery includes a retractor mechanism mounting frame 1, a first retractor mechanism 2, a second retractor mechanism 3, a third retractor mechanism 4, and a fourth retractor mechanism 5. Both ends of the retractor mechanism mounting frame are attached to positioning seats on both sides of the operating table via a first-stage connecting frame 6 and a second-stage connecting frame 7, respectively. The first and second retractor mechanisms have the same structure. By configuring the retractor mechanism mounting frame to consist of a first arc-shaped frame body, a second arc-shaped frame body, a first hinge connecting member, and a second hinge connecting member, it becomes possible to bend the retractor mechanism mounting frame within a certain angle range, and it becomes possible to bring the retractor mechanism mounting frame into better contact with the patient's back, thus avoiding the retractor mechanism being too high, which would make surgery difficult for doctors and nurses.

1. The name of the design product: Spinal surgery channel system device. 2. The use of the design product: For medical equipment. 3. The design features of the design product: In shape. 4. The picture or photo that best shows the design features: Perspective view 1.

Disclosed herein is a device for use in a spine surgery. The device includes: a first member having a distal end and a proximal end and includes a first lumen extending through the axial length of the first member and has a proximal opining for introducing a first fluid therethrough; a second member having a distal end and a proximal end and includes a second lumen sized to accommodate the first member therein except the distal and proximal ends thereof, a third lumen having a distal opening and is parallel to the second lumen, and a proximal inlet connected to the third lumen for introducing a second fluid therethrough; and an expandable structure coupled to the distal opening of the third lumen, wherein the first member is made of a rigid material, while the second member is made of a flexible material; and the second fluid is to expand the expandable structure. Also disclosed herein is a method for treating a spine disease by use of the device disclosed herein.

The invention relates to a system for measuring a force in the context of spinal surgery, the measurement system comprising: - a pre-stressed force sensor (101) configured to measure a force applied by the longitudinal connecting implant (2), - a clamping device (102) configured to clamp the pre-stressed force sensor (101) in a pre-stressed configuration, - a cooperating element (104) configured to cooperate directly or indirectly with the longitudinal connecting implant (2), wherein the cooperating element (104) is configured to transmit the force to the pre-stressed force sensor (101).

The invention belongs to the technical field of spinal operation brackets, and particularly discloses a spinal operation bracket device for neurosurgery, which is provided with a body position pad, the body position pad is used for supporting the body position of a patient, the body position pad is provided with at least one group of adjusting pads, and each adjusting pad comprises an adjusting assembly and a supporting assembly. The adjusting assembly comprises a cam shaft assembly, a guide rail and a sliding block, the supporting assembly comprises a plurality of base bodies and a plurality of sets of auxiliary supporting pieces, the multiple sets of auxiliary supporting pieces are arranged in mounting grooves between every two adjacent base bodies in a one-to-one correspondence mode, each set of auxiliary supporting piece comprises a lifting mechanism, a driving mechanism and a plate body, and the output end is connected with a driving shaft; the driving mechanism converts sliding linear motion of the base bodies into rotation and drives the driving shaft to rotate through the output end, and after the base bodies slide, the plate bodies rise along with the telescopic ends to be located in the gaps between the two adjacent base bodies. The problem that an existing single cushion body only adjusts the distance but cannot adapt to individual spine characteristics is thoroughly solved.

Disclosed are surgical instruments and methods that aid in positioning a surgical visualization system, such as a camera or other imaging device, relative to an access device in a surgical procedure, including spinal procedures. The disclosed instruments and methods provide for mounting a camera or other imaging device to an access device, such as a spinal retractor blade, at various radial positions about a working channel to facilitate use of the camera or imaging device to aid in a variety of surgical steps or procedures.

The invention discloses an artificial intelligence-driven spinal surgery nerve protection closed-loop decision-making method, which comprises the following steps: synchronously acquiring electromyographic signals, image data and micro blood flow data in real time, constructing a multi-modal space-time fusion model by adopting tensor decomposition and ConvLSTM network to predict injury risk probability, and outputting a nerve injury risk level in real time. And a neural protection closed-loop decision used for assisting a doctor to make decision reference is generated by taking the historical database as reference, a surgical robot intervention control instruction is automatically output based on the risk level to carry out active intervention, closed-loop updating is carried out on the multi-modal space-time fusion model by using new multi-modal data after intervention, and a closed-loop decision is formed. The defects of one-sided monitoring, static modeling and passive decision making in the prior art are overcome, the nerve injury risk identification accuracy is larger than or equal to 92%, the response delay is smaller than or equal to 300 ms, the nerve protection effect of spinal surgery can be remarkably improved, and real-time accurate data reference is provided for doctors.

An instrument for use in spine surgery, and related systems and methods are disclosed. The instrument features a probe extending between a proximal end and a distal end. The probe includes a sensing tip at the distal end having a first diameter, the sensing tip including a first conducting area. An embed area is disposed adjacent to the sensing tip having a second diameter that is larger than the first diameter so that the probe may be supported in a free standing position. The probe further includes a depth stop defined by a third diameter that is larger than the second diameter. There is an initial dilator integrally formed with the probe including a sensing region having a second conducting area. The proximal end includes a third conducting area and a fourth conducting area that are in electrical communication with the first conducting area and second conducting area, respectively.

The utility model relates to the technical field of spinal surgeries, in particular to a scalpel for spinal surgeries, which comprises a handheld part, one end of the handheld part is fixedly connected with an extension grab handle, the inside of the extension grab handle is slidably connected with an extension handle, one end of the extension handle is fixedly connected with a blade part, a blade sleeve is arranged outside the blade part, and the blade sleeve is fixedly connected with the handle. A negative pole magnetic block is installed at one end of the extension grab handle, an extension groove is embedded in one end of the extension grab handle, a locking screw penetrates through one end of the top of the extension grab handle in a threaded mode, a limiting groove penetrates through the bottom of the extension groove, and a positioning groove is embedded in the inner wall of the top of the limiting groove. According to the improved scalpel, the grab handle is arranged to be of an adjustable structure, the scalpel can be conveniently adjusted to the proper length according to the actual situation of a patient, the hand feeling when the scalpel is held is improved, spinal surgery can be conveniently carried out, and meanwhile the scalpel can better meet the requirements of the spinal surgery by being matched with the scale strip and the spicule groove in the scalpel.

Systems, devices, and methods for performing minimally invasive spinal procedures are described herein. The systems, devices, and methods may be used to percutaneously access the spinal canal and perform a spinal procedure. The systems and devices may integrate various instruments for performing the procedures, thus improving their ease of use, reducing procedural complexity, and minimizing procedure time.

This application discloses a method and system for real-time monitoring of key tissues in spinal surgery based on endoscopic video streams, relating to the field of computer vision target detection. The method constructs a standardized spinal endoscopy dataset with anatomical structure annotations; it then enhances this dataset using an anatomically semantically constrained image enhancement strategy to obtain an enhanced training dataset. This strategy includes disabling geometric transformations that disrupt anatomical topology and restricting HSV color space transformations. A YOLOv11-Seg segmentation network and a weighted loss function are constructed; the weighted loss function strengthens the loss weights for bounding boxes and classification. The network is trained using the enhanced training dataset, and the trained segmentation network is applied to identify key tissues in spinal surgery. This application can improve the accuracy of anatomical structure recognition and achieve high-precision real-time surgical navigation.

Tools adapted for spinal surgery are provided. More specifically, provided herein are apparatuses, systems, kits and methods for accurate, rapid and reliable placement of surgical cages or other medical implants in a patient's spine, and delivery of bone graft material thereto.

An expandable interbody device used as a prosthesis during spinal surgery. The expandable interbody device is configured to be inserted into the space between spinal disks to provide stability. The expandable interbody device includes a drive block, a linkage block, a drive screw, a first endplate, a second endplate, and at least two linkages. Rotation of the drive screw causes movement of the linkage block relative to the drive block and / or movement of the first endplate relative to the second endplate.

Provided is a spinal surgery image-providing method and a computer-readable recording medium storing a program for executing the method. The image-providing method includes: a step of storing a three-dimensional model generated using first image data acquired by a first medical imaging device when a patient is in a first posture; a step of storing second image data acquired by a second medical imaging device when the patient is in a second posture; a three-dimensional model adjustment step of adjusting the three-dimensional model using the second image data; an insertion path computation step of computing an optimal surgical instrument insertion path toward a surgical target; and an insertion path display step of displaying the optimal surgical instrument insertion path on a screen of an augmented reality device.