39 results about "Surgical technology" patented technology

The invention relates to the technical field of tumor interventional operations, and discloses a visual navigation method based on a tumor interventional operation robot. The method comprises the following steps: acquiring real-time medical image data of a tumor area containing multi-modal imaging information so as to comprehensively present anatomical details; and performing three-dimensional reconstruction on the image data to generate a tumor area three-dimensional anatomical structure model capable of visually displaying a space structure. Key anatomical feature points are extracted based on the model, space coordinates are calculated, a surgical robot intervention path is planned according to the coordinates, and an initial navigation track is generated; and continuously collecting real-time pose data of the robot in an operation, dynamically matching the real-time pose data with the initial navigation trajectory, adjusting motion parameters according to a matching result, and generating a corrected navigation instruction. The method can reflect the intraoperative anatomy condition in real time, dynamically optimize the path, solve the problems that traditional navigation depends on preoperative static images and lacks real-time adjustment, reduce operative complications and improve the treatment effect of patients.

The invention provides an auxiliary tooth separation method and system for minimally invasive tooth extraction, and relates to the technical field of digital surgery in stomatology. According to the method, the oral anatomy three-dimensional electronic model is obtained by performing deep learning segmentation and three-dimensional reconstruction on the preoperative CBCT image, and the real-time spatial position and posture of the jaw bone are updated in combination with laser oral scanning of the preoperative anterior tooth area. On the basis, a three-dimensional simulation model is constructed, tooth division cutting path planning, interference judgment and dislocation space analysis are completed, precise tooth division cutting is implemented by a three-way mechanical arm along the planned path, and the safe and controllable automatic tooth extraction and tooth division process is completed in cooperation with water cooling and real-time track correction.

The invention belongs to the technical field of medical robots and minimally invasive surgery, and provides a robot control system and method for blue laser vaporization surgery of prostatic hyperplasia. Mapping the nuclear magnetic image volume data to a deformation field under an ultrasonic acquisition coordinate system, and deforming the preoperative nuclear magnetic image to an intra-operative ultrasonic space by using the deformation field to complete image registration; fusing the registered image with a stereoscopic vision system; the spatial depth of the surface of the target tissue is obtained from the endoscopic image so as to supplement navigation information; according to the utility model, the prostate deformation and probe posture change adaptive capacity in an operation is improved, the real-time visual closed-loop regulation and control capacity is improved, and the characteristics of small light spots, shallow heat diffusion, excellent hemostasis and the like of blue laser are combined, so that the vaporization and hemostasis precision in a tiny blood vessel dense area is ensured, and the problems of large tissue trauma and the like are avoided.

A method and system for protecting electrode arrays while implanted on a brain including a flexible electrode array including non-penetrating cortical surface microelectrodes, a ceramic layer covering the electrode array and a polymer layer adjacent the ceramic layer, wherein the ceramic layer and the polymer layer hermetically seal the electrode array. The ceramic layer can be configured to exhibit sufficient flexibility to allow the electrode array to be implanted using minimally invasive surgical techniques, while still hermetically sealing the electrode array from a biological environment.

The utility model belongs to the technical field of clinical operations, and particularly relates to a water receiving device which comprises a water receiving disc body and an adjusting mechanism used for adjusting the water receiving posture of the water receiving disc body, and the adjusting mechanism is further provided with a height adjusting mechanism used for supporting the water receiving disc body. According to the utility model, through the accurate control of the screw rod, the fine adjustment of the water pan body can be realized so as to meet the requirements in various operation environments, so that the inclination angle of the water pan body is allowed to be finely adjusted, and medical personnel can quickly and accurately position the water pan according to the specific condition of an operation; liquid generated in the operation process is collected, the operation area can be kept clean and dry, the operation efficiency and safety are improved, in addition, the height adjusting process is further simplified through the application of the electric push rod, medical staff can complete height adjustment without consuming extra physical strength, and the medical staff can conveniently use the medical staff. The method is particularly important in a long-time operation, and the labor intensity of medical staff can be remarkably relieved.

A repair suture consists of a strand of suture material formed into a continuous loop. One end of the loop may be thicker than the other. The repair suture may be part of a suture assembly including the repair suture, a linking suture having a looped end and a straight end, and a suture anchor. The suture anchor may have a suture bridge that divides the cross-sectional area of the interior of the anchor into two unequal sections. The suture assembly may be used to create luggage tag configurations for repairing tissue or for attaching tissue to bone. In a double-row method with medial row compression, loose suture ends from the medial row are inserted into a lateral row anchor having a proximal anchor body, a distal tip, and internal locking elements for locking the distal tip to the proximal anchor body.

This invention provides a compact end effector design for an orthopedic surgical robot, relating to the field of orthopedic surgical technology. The design includes a base plate, a first component, a second component, and a positioning post. Both the first and second components are connected to the base plate. The positioning post is used to mount a drill guide rod. The first component includes a first drive mechanism and a first drive plate. The first drive mechanism is connected to the first drive plate and can drive the first drive plate to perform translational motion in a first plane. The first drive plate is rotatably connected to the positioning post. The second component includes a second drive plate, which is rotatably connected to the positioning post. Therefore, the position of the drill guide rod can be easily adjusted and kept stable during orthopedic surgery, meeting the drilling positioning requirements at any angle. This makes operations that rely on physician experience more standardized and accurate, reducing dependence on physician clinical experience and allowing medical personnel to perform drilling operations more efficiently and accurately, thus improving surgical efficiency.

The utility model relates to periodontal surgery technical field, especially a kind of periodontal surgery granulation tissue removal instrument set, including, placing tray, the placing tray is provided with the adaptation area that can place six appliances, the placing tray includes the square open-bottom portion with waist line type, and the limiting plate is set in its inner cavity two sides, the rotating handle is movably provided in the length direction both ends of placing tray;Six The appliance is bone defect granulation removal instrument and alveolar crypt granulation removal instrument respectively.The application scheme can effectively help doctor to realize the removal of granulation tissue in clinical process, reduce the influence of residual granulation tissue on periodontal tissue and bone regeneration, reduce the muscle fatigue of doctor, improve the debridement efficiency and regeneration success probability.

The application discloses a surgical protection hole towel punching positioning tracking system and relates to the technical field of medical operations. The case information collecting module is arranged to collect the patient case before operation to determine the operation information. The hole towel customization module is arranged to customize the operation hole towel according to the operation scheme. The operation tool linking module is arranged to wirelessly link each operation tool with the intelligent central control in the operating room before operation. The operation tool linking module is arranged to link the operation tool with the intelligent central control, and the operation doctor positions and tracks the required operation tool through the tool positioning module during operation. The semantic analysis module is arranged to analyze whether the operation doctor has the intention to find a certain operation tool. The tool positioning module is arranged to start the flickering of the small intelligent light on the operation tool to realize the positioning tracking of the operation tool. The efficiency of the operation doctor in finding the required operation tool is improved, and thus the operation efficiency is improved.

The invention provides a mouth-nose combined multi-arm nasopharynx skull base surgical robot, and relates to the technical field of nasopharynx skull base surgeries, the mouth-nose combined multi-arm nasopharynx skull base surgical robot comprises a mounting plate, a first surgical arm and a second surgical arm are arranged on the mounting plate, a first positioning integration and a second positioning integration are integrated in the first surgical arm, a third positioning integration is integrated in the second surgical arm, and the first positioning integration and the second positioning integration are integrated in the mounting plate. The first positioning integration, the second positioning integration and the third positioning integration are each internally provided with an upper arc-shaped plate. According to the device, the auxiliary knife arm, the lens arm and the main knife arm are arranged, the auxiliary knife arm and the lens arm can enter from the nasal cavity, the main knife arm can enter from the oral cavity, the design can better cope with a bent approach and an operation scene requiring complex operation, an operation area can be observed and operated from multiple angles, a clear visual field is provided, and the operation efficiency is improved. A doctor can more accurately judge the relation between the lesion position and surrounding tissue, and the problems caused by the leverage effect of a rigid straight sheath in a traditional natural orifice surgical robot are solved.

The invention discloses high-definition illumination endoscopic equipment for minimally invasive surgery in the orthopedics department, and relates to the technical field of medical surgery, the high-definition illumination endoscopic equipment comprises a main control processing unit, a flexible operation catheter and an instant locking and fixing device, and the upper end and the lower end of the main control processing unit are connected with a high-definition display and an anti-skid grip; an instant locking and fixing device and a butt joint groove with a positioning clamping tenon are arranged in the front-end instrument installation cabin, an electrode connector at the rear end of the flexible operation catheter is inserted into the butt joint groove in the cabin in a matched mode, and an interface pivot is connected with the equipment interface end in a clamped mode. An electric angle fine adjustment mechanism is integrated at the front end, a corrugated sleeve and a bearing are arranged between the electric angle fine adjustment mechanism and the endoscope body, and the instantaneous locking and fixing device can be pressed for locking and reset for unlocking; an optical objective lens and a projection illuminating lamp are arranged at the front end of an endoscope body, a signal transmission cable penetrates through a fine adjustment mechanism to be connected with an electrode connector, the electric angle fine adjustment mechanism drives the endoscope body to be accurately adjusted through a metal supporting sleeve, a double-micro-motor driving fluted disc, a lead screw and a linkage fluted disc, and the requirements for high-definition imaging and flexible operation of minimally invasive surgery are met.

Osteotomy cutting systems and surgical methods are provided herein. One surgical method includes coupling, to a cuneiform of a subject, a surgical apparatus for use in facilitating correction of a bunion and coupling the surgical apparatus to another bone of the subject. Another surgical method includes coupling a surgical apparatus to a cuneiform and metatarsal of a subject, coupling a cutting block for alignment at a joint between the cuneiform and the metatarsal, and performing a surgical procedure utilizing the surgical apparatus and the cutting block to correct a bunion. A further surgical method includes providing a surgical apparatus for use in facilitating correction of a bunion in a subject in which the surgical apparatus is configured to couple to a cuneiform and a metatarsal of the subject and performing a surgical procedure utilizing the surgical apparatus while the surgical apparatus is coupled to the cuneiform and the metatarsal.

The utility model relates to the technical field of surgical operation and discloses a calculus taking device for surgical operation, which comprises a shell and a calculus grabbing module, the calculus grabbing module comprises a moving frame and a screw, two ends of the screw are rotatably connected with two ends of the inner side of the moving frame respectively, and two ends of the surface of the screw are in threaded connection with threaded blocks. The bottom ends of the two threaded blocks are fixedly connected with stone taking clamps, the inner side ends of the two stone taking clamps are provided with pressure sensors, the middle of the screw rod is fixedly connected with a driven gear, a micro motor is installed at the bottom end of the movable frame, the output end of the micro motor is connected with a driving gear, and the driving gear is meshed with the driven gear. The driving gear and the driven gear are meshed with each other to drive the screw to rotate and drive the two calculus taking clamps to move oppositely to clamp a large calculus, the pressure sensor can sense the pressure in contact with the calculus, and the situation that the pressure is too large, calculus breaking is caused, and secondary infection is caused is avoided.

This invention discloses a surgical guide for simultaneous implantation of maxillary sinus fluid extraction and internal lifting, belonging to the field of oral surgery technology. It includes a fixation device and a guide plate. The fixation device is fixed to the patient's dentition. A guide plate is located on one side of the fixation device, and an extension rod is located on the inner side of the fixation device, extending towards the missing molar. The guide plate is fixed to the extension rod and has an implant positioning hole at the missing dentition. A fenestration guide opening is located on the outer side of the patient's dentition. The fenestration guide opening guides the extraction of maxillary sinus fluid. Through this invention, the fixation device and the guide plate are connected and fixed. The guide plate has an implant positioning hole on the missing dentition and a fenestration guide opening pointing towards the patient's maxillary sinus. By setting the fenestration guide opening, the scope and depth of the fenestration can be clearly defined, significantly reducing the possibility of surgical errors and complications. Through the implant positioning hole on the guide plate, the internal lifting procedure is completed simultaneously, achieving precise implant placement.

The invention provides a surgical operation management method and device, electronic equipment and a storage medium, and relates to the technical field of surgical operation table arrangement. The method comprises the following steps: acquiring resource data for surgical operation table arrangement; generating an operation table arrangement sequence according to the resource data; obtaining the operation type and operation steps of the first operation in the operation table arrangement sequence; determining a high-risk operation step in the surgical operation steps under the surgical type; in the first operation process, a shooting device is adopted to record the operation of a doctor, and when high-risk operation steps are carried out, the resolution ratio of the shooting device is dynamically adjusted, a tracking shooting area is dynamically adjusted, and an operation video is obtained; analyzing the operation video, and adjusting the number of operation skills of the target doctor in the doctor operation technology data according to an analysis result; and according to the adjusted operation skill data of the doctor, updating the operation table arrangement sequence. According to the mode, the table arrangement efficiency and the matching degree of doctor skills and patient disease types are improved.

This application discloses a navigation method, device, medium, and program product for surgical instruments, relating to the field of surgical technology. The disclosed navigation method for surgical instruments includes: acquiring a calibration module DR image and a calibration module optical image; determining a transformation matrix between the coordinate system of the optical tracking system and the coordinate system of the DR imaging plane based on the imaging positions of marker points in the calibration module DR image and the imaging positions of marker points in the calibration module optical image, and denoting this as the first transformation matrix; tracking the surgical instrument through the optical tracking system, and projecting the instrument feature points of the surgical instrument onto the patient's DR image based on the first transformation matrix. This allows for real-time presentation of the actual position of the surgical instrument in the patient's DR image without relying on 3D CT imaging equipment, thereby improving surgical accuracy and ease of operation for doctors.

The invention relates to the technical field of medical surgery, and discloses an improved parachute technology and bone marrow stimulation combined rotator cuff repair method, which comprises the following steps: establishing at least five operation admission paths: a posterior lateral admission path, an anterior lateral admission path, a far-end anterior lateral admission path, a posterior lateral front admission path and a BMS (Battery Management System) and anchor channel admission path, and bone marrow stimulation operation is carried out in the rotator cuff footprint area, specifically, a drill bit with the diameter being 2 mm is used for drilling holes with the hole depth being 5 mm and the interval being 5 mm till bone marrow seeps out, and at least one inner side anchor nail is placed at the position about 2 mm away from the outer edge of the joint cartilage of the humerus head and close to the front edge of the rotator cuff tear. According to the improved parachute technology and bone marrow stimulation combined rotator cuff repairing method, the improved Mason-Allen suture bridge technology and the bone marrow stimulation technology are organically combined, a parachute suture structure is introduced, double optimization of mechanical stability and biological healing is achieved, meanwhile, the parachute structure only needs three times of threading, the threading path is clear, the operation is simple, and the operation is convenient. The operation difficulty is obviously reduced, the operation time is shortened, and the iatrogenic injury to the tendon tissue is reduced.

A method for generating a custom surgical kit for a surgical procedure and associated surgical kits are disclosed herein. The method includes a step of generating a nonconforming bone model of a patient bone. The method includes a step of generating a model of a custom surgical kit for a surgical procedure using the nonconforming bone model. The model of the custom surgical kit includes a set of three contact elements positioned to contact three points of contact on the nonconforming bone model. The set of three contact elements is each statically positioned relative to each other in the model of the custom surgical kit. The method includes a step of producing the custom surgical kit using the model of the custom surgical kit. Further, the method includes a step of positioning the custom surgical kit on the patient bone using the three points of contact.

The invention relates to the technical field of hospital surgery, and discloses a nursing and dressing changing device for hospital surgery and a using method thereof, and the nursing and dressing changing device comprises a supporting frame and a supporting seat. By arranging the supporting assembly, the transmission assembly, the auxiliary assembly, the fixing assembly, the clamping assembly, the clamping assembly, the collecting assembly and the storage assembly, the problem that a supporting plate and an elastic belt cannot be adjusted, so that the supporting plate and the elastic belt cannot be suitable for limbs of adult patients with different lengths and thicknesses is solved; the problems that medical tools are generally placed in a storage box, old application medicine needs to be placed in a waste collecting box, medical workers need to frequently open the storage box and the waste collecting box, time and labor are consumed, and the medicine changing efficiency is affected are solved.

The invention discloses an orthopedic surgery low-dose three-dimensional scanning and navigation method based on robot pose optimization, and relates to the technical field of medical robots and computer-aided surgical operations. Comprising a scanning data acquisition module, an image reconstruction module, a demonstration data acquisition module, a pose optimization module, a simulation learning module, a navigation planning module and a motion control module. The scanning data acquisition module is used for scanning the bone tissue of a patient through low-dose three-dimensional scanning equipment to obtain sparse projection data, pose calculation, path planning and force control are integrated into a whole, a set of complete autonomous solution is formed, excessive dependence on personal experience and operation of an operator is reduced, and the accuracy of the system is improved. The learning curve is shortened, and the operation standardization degree and the overall success rate can be improved.

The utility model relates to the field of minimally invasive surgery technology, specifically disclose a kind of heating mechanism and steam ablation equipment, heating mechanism is used to provide steam for steam ablation equipment, this heating mechanism includes water pipe and resistance wire, the material of water pipe is metal;Resistance wire is wound in the outer periphery of water pipe, resistance wire is communicated with external circuit and can produce heat, water pipe can absorb the heat generated by resistance wire;Resistance wire can generate alternating magnetic field and heat water pipe;Water pipe can at least heat the fluid passing through the inside of water pipe;At least one of resistance wire and water pipe is provided with insulating layer.The above-mentioned setting effectively improves steam production efficiency, improves operation efficiency.

The embodiment of the invention is suitable for the technical field of computer-aided medical technology and natural orifice surgery, and provides a natural orifice surgery control system, a surgery control method and computer equipment, the system comprises an image processing module used for identifying a tissue structure in an intraoperative endoscope image to obtain image identification information; the path navigation module is used for planning the movement path of the instrument in the natural orifice according to the image identification information and dynamically adjusting the movement path in the movement process of the instrument; the mechanical arm control module is used for controlling the instrument to move according to the movement path and controlling the instrument to execute corresponding surgical operation in the surgical area after the instrument moves to the surgical area; wherein the operation area is marked and displayed in the intraoperative endoscope image by the image processing module according to the image identification information. By adopting the system, the operation precision of the natural orifice surgery can be improved.

The invention relates to the technical field of spine minimally invasive surgeries, in particular to a depth-limiting adjustable spine endoscope visible trephine which comprises a trephine end rod, a limiting sleeve is slidably connected to the outer portion of a guide lead screw, a meshing rack layer is arranged on the outer side of the trephine end rod, a locking piece is movably installed on the outer side of the limiting sleeve, and a locking piece is movably installed on the outer side of the locking piece. The inner side of the pipe groove base is rotationally connected with a threaded lead screw, and the outer side of the threaded lead screw is in threaded connection with an endoscope set. According to the depth-limited adjustable spinal endoscope visual trephine, the limiting sleeve is driven by the meshing gear to move axially, and the insertion depth can be accurately preset; the locking screw and the gear inner thread layer are locked and fixed, the lowering depth of the endoscope can be adjusted through the thread lead screw, the cold light source light supplementing lamp and the high-definition CMOS sensor are matched, the cutting progress, the trephine position and the peripheral nerve state are fed back in real time, and directional collection of bone scraps is achieved by designing the material collecting gap between the trephine end rod and the through pipe and the annular material collecting box.

This utility model discloses a waterproof drainage device for water-based spinal endoscopic lateral approach surgery, relating to the field of water-based spinal endoscopic lateral approach surgery technology. This utility model aims to solve the problems of existing waterproof membranes and devices for water-based spinal endoscopy, which lack standardized specifications and are all custom-cut and set by the surgeon, leading to prolonged operation time, inconsistent quality, and wet towels on the back of prone patients, easily causing infection in the surgical area. Furthermore, poor drainage of fluids generated during prone lateral approach surgery can flow along the membrane and endoscope to the sterile towels laid on the operating table. If the patient sleeps on a wet operating table, it can cause intraoperative colds, postoperative shivering, even fever, and slow recovery. The fluid can also contaminate the sterile environment of the operating room floor. This utility model includes a three-sided foldable side panel and a three-sided waterproof membrane, with the three-sided waterproof membrane placed on the three-sided foldable side panel.

The utility model relates to the field of minimally invasive surgery technology, and specifically discloses a steam ablation system, which comprises a handle, a lead-in sheath, a puncture assembly and a host. The lead-in sheath is arranged on the handle and has a first channel; the puncture assembly has a steam channel, is arranged in the first channel and can pass out of the distal end of the lead-in sheath; and the host is used for generating steam. The inlet of the steam channel and the outlet of the host are in communication, and the steam can be sprayed out of the outlet of the steam channel. With the above structure, the operator can pass the lead-in sheath into the patient's body through the urethra by holding the handle, then operate the puncture assembly to pass out of the lead-in sheath and enter the tissue to be operated on, the steam provided by the host is sprayed out through the steam channel, thereby accurately ablates the tissue to be operated on, avoids removing the entire gland, reduces the influence of the operation on the patient and improves the patient's quality of life after the operation.

The utility model relates to the technical field of minimally invasive surgery, and provides a pair of right-angle knot pushing forceps for external thoracic minimally invasive surgery, which comprises a forceps body provided with a clamping part and a holding part. The protruding block is arranged at the end, away from the holding part, of the clamping part and is perpendicular to the clamping part, and the end, away from the holding part, of the protruding block is provided with a first wire groove. By means of the technical scheme, the problem that in the prior art, a right-angle knot pushing clamp is inconvenient to knot is solved.

According to an aspect of this disclosure, a robotic surgical system includes a robotic arm cart, an endoscope, a surgical instrument, a videoscope, a surgeon console, and an overtube controller, wherein the endoscope is controllable by commands received from either the surgeon console or the overtube controller.

This utility model discloses an optical positioning device for orthopedic surgery, relating to the field of orthopedic surgical technology. It includes: a connecting rod, one end of which is connected to a robotic arm; a main structure, rotatably connected to the other end of the connecting rod via a rotating shaft, the main structure comprising a sleeve and a slider, the top of the slider being connected to the rotating shaft, the bottom of the slider being disposed within the sleeve, a sliding shaft passing through the sleeve wall, one end of the sliding shaft inside the sleeve abutting against the bottom of the slider, a spring being disposed between the bottom of the slider and the sleeve wall, and an operating part being disposed at the other end of the sliding shaft outside the sleeve; a tracer fixedly connected to the main structure; and a sleeve fixedly connected to a oscillating saw. This positioning device provides tracking, identification, and positioning capabilities, ensuring visibility during osteotomy. It is simple to operate, highly stable, flexible, and cost-effective, facilitating intraoperative implementation, saving surgical time, and improving surgical precision.

This disclosure relates to the field of head and neck surgery technology. One embodiment of this disclosure provides a clinical head and neck surgery auxiliary retraction device, including a frame. A motor is fixedly mounted on the top of the frame, and a threaded rod is fixedly mounted on the output end of the motor. A horizontal plate is slidably mounted on the circumferential surface of the threaded rod. A mounting plate is fixedly mounted on the top of the horizontal plate, and a sliding plate is slidably mounted on the side of the mounting plate. An auxiliary block is fixedly mounted on the bottom of the sliding plate. An adjustment device for adjusting the auxiliary block is provided on the inner wall of the horizontal plate. The adjustment device includes a groove, which is formed inside the horizontal plate. A slider is slidably mounted inside the groove, and a connecting plate is fixedly mounted on the bottom of the slider. This technical solution solves the problem in the prior art where the inconsistencies in wounds among different patients can lead to a limited range of applications and low work efficiency.