86 results about "Operative time" patented technology

The invention belongs to the technical field of medical instruments, and relates to a telescopic intracranial aspiration and flushing system and an operation method. The problems that an existing endoscope is not high in function integration level, large in occupied operation space, long in operation time and lack of reference in the operation process are solved. The system comprises an endoscope module and a visual guiding module, the endoscope module and the visual guiding module cooperate to form an intracranial focus precise treatment integrated system under visual guiding, and full-process collaborative operation from focus detection, deep management and control to layered suction and synchronous flushing is achieved; the operation method comprises the steps of instrument assembly, focus detection and depth marking, operation chamber establishment, suction parameter presetting, negative pressure pipeline connection, layered suction and synchronous flushing, operation ending and the like. The endoscope tube, the suction tube, the flushing tube, the control button, the unlocking button, the adjusting hole and the like are integrated on the handle, one-hand operation is achieved, the operation steps are simplified, the operation space is saved, and the cooperation efficiency is improved.

The utility model provides a kind of pulling device for endoscopic surgery, it includes connecting piece, and multiple pulling rings fixed on the connecting piece, multiple the pulling ring is sequentially spaced along the length direction of the connecting piece, and the intersection of adjacent two the pulling ring and the included angle is 72 °-120 °;The material of the connecting piece is inelastic material, and the material of the pulling ring is elastic material.The pulling ring of the present application is suitable for endoscopic dissection surgery, cooperates tissue clamp, according to different needs, pulls open mucosa, improves surgical field of view, and the number of tissue clamp can be reduced, the operation time is reduced, and the operation cost is saved.

The utility model discloses a kind of visual microinvasive injectors for living body cultivation gall, belong to the technical field of pharmaceutical manufacturing.A kind of visual microinvasive injector for living body cultivation gall, including upper shell, lower shell, limit ring, sealing plate, bottom plate, sealing ring, buckles and support block, the upper shell is sleeved in the surface of lower shell and limit ring, the limit ring is sleeved in the surface of injector barrel, limit ring one end extends to the outside of upper shell, and the other end is penetrated to the inside of lower shell.The utility model is designed as integrally-formed injector, minimally invasive surgery and visualization technology are integrated, simplify surgical procedure, even non-professional technical personnel can quickly master operation method.Integrally-formed design reduces different tools needed to switch or use in cooperation in surgery, reduces surgery time, reduces operation complexity, improves surgery efficiency and safety.

The application relates to the technical field of orthopedic puncture, in particular to an orthopedic puncture navigation system; through the cooperation of a puncture positioning module and a control module, image data and a mechanical adjusting mechanism are organically combined, high-precision planning and positioning of a target puncture point, a puncture angle and a puncture depth are realized, the dependence on the experience of an operator in traditional puncture operation is significantly reduced, the problem of inaccurate positioning caused by artificial judgment deviation is effectively solved, the operation time is greatly shortened, so as to reduce the pain and operation risk of a patient, the puncture positioning module adopts a mechanical structure of a multi-degree-of-freedom adjustable machine, through the cooperation of a horizontal distance adjusting rod, a vertical distance adjusting rod and a positioning cylinder, flexible and accurate adjustment of the position and angle of a target puncture needle in a three-dimensional space is realized, the structure is compact and the adjusting logic is clear, the adaptability of the system to different anatomical structures and operation scenes is enhanced, and the flexibility and controllability of operation are improved.

The utility model provides a surgical interventional operation instrument, which relates to the field of medical instruments, and comprises an interventional component, a sheathing canal, a handle, a flexible joint linkage assembly and a locking assembly, and the flexible joint linkage assembly comprises a control joint assembly, an execution joint assembly and at least two control lines; the execution joint assembly is connected between the far end of the sheathing canal and the near end of the intervention component; the locking assembly comprises an inner ball body and an outer ball sleeve which is movably sleeved outside the inner ball body so as to be in spherical hinge connection with the inner ball body, and the inner ball body is fixedly connected with the handle; under the action of external force, the outer ball sleeve can abut against and lock the inner ball body, so that the inner ball body and the outer ball sleeve jointly lock and control the motion posture of the joint assembly. The utility model can at least alleviate the technical problems in the prior art that the straight sheathing canal of a surgical interventional operating instrument (such as an electrosurgical operating instrument) is inconvenient for an operator to operate, complicated in operation and long in operation time, the trauma of a patient during the operation is large, and the postoperative recovery of the patient is not facilitated.

An electrical stimulation device for a cortical evoked potential capable of acquiring an electrical stimulation sequence on the basis of a task. Different channel sets related to a plurality of functions are constructed and sorted, that is, channels in any channel set that have not undergone electrical stimulation acquire alternative values of the channel sets on the basis of task-related electroencephalogram activation levels, and the alternative values corresponding to different channel sets are sorted to obtain a sequence of the channel sets; channels are sorted on the basis of the task-related electroencephalogram activation levels; and the order of the sorted channels is used as a preset electrical stimulation sequence for a cortical evoked potential. The device can characterize the relevance of channels across different functional areas, and can indicate the importance of the channels in the functional areas, such that a doctor is guided more objectively to obtain more useful electrical stimulation data within a shorter surgical time, so as to determine whether the positions of the channels affect functions and whether resection is allowed.

The utility model relates to the technical field of medical instruments, in particular to an atlantoaxial bone grafting device. The atlantoaxial bone grafting device comprises a bone grafting funnel and a bone grafting device, wherein the bone grafting funnel comprises a hollow pipe part and a funnel part arranged at the top end of the hollow pipe part; the funnel pushing piece comprises a first pushing rod and a pushing part arranged at the top end of the first pushing rod; wherein the first pushing rod can be arranged in the hollow pipe part, and when the pushing part is limited above the opening in the top end of the hollow pipe part, the bottom end of the first pushing rod extends out of the opening in the bottom end of the hollow pipe part; the bottom end of the first pushing rod is a flat and blunt end. According to the technical scheme, the surgical instrument for bone grafting of the atlantoaxial lateral mass joint is provided, bone grafting is accurately and effectively completed through one-time operation of the bone grafting funnel, the surgical operation difficulty is remarkably reduced, the bleeding risk is reduced, the surgical time is shortened, and the postoperative fusion rate is increased.

The invention discloses a lumbar surgery AI dynamic simulation system and decision making method based on multi-modal data fusion, and belongs to the field of medical artificial intelligence, the technical scheme is that the system comprises a multi-modal data input interface, a dynamic modeling engine, a surgical decision making matrix and a three-dimensional comparison unit, and specifically, CT / MRI, electromyogram and gait mechanics data are fused; constructing a spinal canal 4D model through improved U-Net < 3 + >, and predicting a nerve root dynamic path by means of GCN-LSTM; and in combination with a lumbar stenosis type, matching an adaptive operation form, and generating a pre-operation and post-operation quantitative comparison report marked by three colors. A spinal canal-nerve-biomechanics dynamic correlation model is innovatively established, 217 L4-S1 segment anatomical variation templates are arranged in the model, and the anatomical variation adaptation rate reaches 92.3%. Clinical test results show that the operation time planned by the system is averagely shortened by 26 minutes, and the postoperative reoperation rate is reduced to 2.4%.

The present application belongs to the technical field of medical operation auxiliary, and particularly relates to a precise tension control method and system for aortic repair operation. By acquiring the edge information and repair displacement of the repair area, the present application can not only evaluate the feasibility of the repair operation, but also obtain multiple executable repair plans through simulation calculation, so that the doctor can pre-plan the best repair scheme before the operation is implemented, greatly improving the success rate and safety of the operation. At the same time, the tension parameters in the repair process can be monitored in real time during the operation, ensuring that the repair process is carried out within a safe range, preventing the repair area from being stretched or compressed excessively, avoiding surgical risks, and through precise control of tension and optimization of repair plans, the operation time is shortened, the operation efficiency is improved, and the postoperative recovery time and complication risk of the patient are reduced.

The present disclosure provides a force control method, device, equipment and medium of a mechanical arm end power tool. The method comprises: determining the relative position relationship of the power tool end coordinate system in the surgical planning plane area coordinate system at the current moment based on the visual signal information and the current moment mechanical arm pose information; acquiring the force signal when the power tool is subjected to external force, and converting the force signal into the end force signal in the power tool end coordinate system; determining the position control amount corresponding to the power tool end based on the end force signal and the relative position relationship; judging the boundary of the position coordinate of the power tool end at the next moment according to the position control amount and the virtual boundary corresponding to the surgical planning plane area, and adjusting the position control amount according to the judgment result. The present disclosure improves the accuracy of surgical operation, shortens the operation time and reduces the operation risk.

This invention provides a femoral neck fracture fixation system, relating to the field of orthopedic medical devices. Addressing the current problems of poor anti-rotation performance and cumbersome guide structure layout leading to long surgical times during femoral neck fracture fixation, this invention employs a fixation plate combined with a guide section. A guide groove is formed on the guide section to guide the inserted locking screw, eliminating the need for additional guide structures and saving surgical time. The fixation plate located on the femoral side provides restraint to the locking screw, improving its stability and anti-rotation capability.

The invention provides an ultra-wide-angle auxiliary lens system for an operating microscope, and relates to the technical field of operating microscopes, the ultra-wide-angle auxiliary lens system comprises a shell, the shell is arranged between a front lens and an eyeball and is suitable for being in contact with the eyeball, and an optical channel penetrating in the axial direction is arranged in the shell; the lens body is arranged in the optical channel, and the lens body is suitable for refracting fundus imaging light so that the distant peripheral fundus imaging light can be deflected and gathered towards the front lens. The ultra-wide-angle auxiliary lens system for the operating microscope can refract fundus imaging light, so that the front lens can collect fundus images in a larger range, a doctor can observe the fundus images in the larger range at a time, the condition of an operating site can be known more comprehensively, and the operating efficiency is improved. The operation risk caused by view limitation is reduced, the safety and success rate of the operation are improved, meanwhile, the requirement for frequently adjusting the view angle of the microscope is reduced, the convenience and efficiency of the operation operation are improved, and the operation time is shortened.

The utility model belongs to the technical field of medical instruments, and provides an automatic driving structure for a push rod type handle, which mainly comprises a control handle, a first driving push rod and a second driving push rod, one end of the first control outer pipe is connected with the control handle; the first control wire is movably arranged in the first control outer pipe in a penetrating manner, and one end of the first control wire is connected with the free end of the first driving push rod; the first connecting piece is used for being detachably connected with the handle, a first connecting support capable of doing reciprocating linear movement is arranged on the first connecting piece, and the first connecting support is provided with a first connecting structure used for being rapidly connected with an external auxiliary device. By the adoption of the structure, automatic conveying of the consumable catheter on the consumable handle can be achieved, an operator does not need to fix the consumable catheter repeatedly, operation time is shortened, and efficiency is improved.

The application provides a surgical path recognition method, device and equipment of a Kirschner wire and a storage medium. The method comprises the following steps: acquiring a surgical image containing the Kirschner wire, extracting an image region where the Kirschner wire is located from the surgical image, detecting a linear structure existing in the image region where the Kirschner wire is located according to gradient information of pixel points in the image region where the Kirschner wire is located, determining a tip corner point of the Kirschner wire and boundary line segments on both sides of the tip corner point according to slope information of the linear structure, determining a center line of the Kirschner wire according to the tip corner point and the boundary line segments on both sides of the tip corner point, and taking a straight line where the center line is located as a surgical path of the Kirschner wire. The application can automatically plan a surgical path of the Kirschner wire, provide accurate path guidance for insertion of the Kirschner wire, ensure that the Kirschner wire reaches a target position according to a predetermined path, reduce a risk of a surgical time and peripheral tissue damage, and improve safety and efficiency of surgery.

The invention provides an extracorporeal circulation direct-view patent foramen ovale suturing device, and relates to the technical field of surgical instruments. The main body is of a circular rod-shaped structure, an external thread is arranged on the main body, and a limiting ring is fixedly mounted below the outer side of the main body; two sets of turnover frames are arranged in an end groove in the main body, each set of turnover frame is rotationally matched with the end groove through a torsion spring, each set of turnover frame can turn over by 90 degrees towards the outer side of the end groove, a push block is driven by a control rod to achieve unfolding and folding of the turnover frames, and the functions of guiding movement of a sliding piece and storage of a rotating piece are matched, so that surgical operation is simpler, more convenient and more controllable; the suture needle is quickly mounted through the fixing groove, and the suture line sequentially penetrates through the threading groove, so that the suture needle punctures the inner wall of the heart at a time in the operation process, the slipping phenomenon is avoided, the operation time is shortened, and the problems that a traditional plugging device needs to accurately match the size of an oval hole, model selection is limited and operation is inconvenient are solved. And the closing effect of the oval foramen with irregular shapes is not ideal.

This invention relates to the field of capsulorhexis technology and discloses a cataract capsulorhexis device, comprising a capsulorhexis forceps body and handles fixedly installed on both sides of the forceps body. The clamping end of the forceps body is provided with two forceps tips. A positioning rod is fixedly installed on one inner wall of the forceps body, and positioning openings are provided on the other inner wall of the forceps body and the handles. A positioning component is provided at the end of the positioning rod away from the forceps body. This invention allows for flexible selection of forceps tips at different angles according to the progress of the surgery, the condition of the operated eye, and the holding habits of medical staff. Installation is simple and quick. During capsulorhexis, the locking component and the positioning component work together to stably lock the forceps tips in a closed state, eliminating the need for continuous force exertion by medical staff, effectively reducing hand burden and avoiding hand soreness and stiffness. Unlocking requires only a light press of the locking component, making operation simple, saving surgical time, avoiding disruption to the surgical rhythm, and ensuring precise surgical execution.

The utility model belongs to the technical field of medical instruments, and particularly relates to a rib traction device for thoracic surgery. The utility model provides a rib traction device for the thoracic surgery department, and aims to solve the problem that in the prior art, no rib traction device exists, so that ribs need to be manually retracted during an operation. The rib traction device for the thoracic surgery comprises a machine body, and a first traction arm and a second traction arm are arranged at the two ends of the machine body respectively; the first traction arm and the second traction arm can be automatically close to or far away from each other at the same speed through the driving assembly, and manual operation of a doctor is not needed. Therefore, not only is the operation time saved, but also personal errors in the operation process are reduced. And the traction arm can be quickly switched between a distraction state and a contraction state so as to meet the requirements of different stages in the operation process. Due to the flexibility, a doctor can complete the surgical operation more efficiently.

The prepuce dilator easy to operate comprises a plurality of dilation parts, a push rod and a dilation head, each dilation part comprises a base and a plurality of dilation flaps arranged on the base, the dilation flaps are evenly distributed at the front end of the base in the circumferential direction and are in a folded state, and the dilation head is arranged at the front end of the base and located on the inner sides of the dilation flaps. A hole position for the push rod to penetrate through is formed in the base, the push rod penetrates through the base and is connected with the expansion head, a plurality of clamping parts are distributed on the outer wall of the push rod at intervals in the length direction, receding openings are formed in the positions, corresponding to the clamping parts, of the hole position, and the clamping parts can be staggered with the receding openings through rotation of the push rod so as to be clamped to the upper edges of the receding openings. The prepuce dilator has the advantages of being convenient to use and high in dilation speed, the dilation speed can be switched along with operation of a doctor, the prepuce dilator is very suitable for the situation that prepuce and glans penis are not adhered, the diagnosis speed of the doctor can be increased, and the operation time can be shortened.

This application provides a particle interventional puncture surgical device, robot, and method of use. The device includes a support, an external needle clamping unit, an internal needle clamping unit, a particle releaser, a screwing unit, a force measurement unit, and a positioning unit. The positioning unit obtains the position of the external needle, and the force measurement unit obtains the force of the external needle. Based on the position and force of the external needle, the posture of the robotic arm is controlled to control the insertion speed of the external needle. The operation of the screwing unit is controlled to control the rotation angle and angular velocity of the external needle. The robotic arm is controlled to make the external needle puncture according to the planned path. Through real-time feedback of six-dimensional force information, external needle posture, and position during the puncture process, the adjustment of the particle interventional puncture surgical device is faster and more accurate, shortening the operation time and improving the safety of the operation.

This invention relates to a retrieval device, comprising: a capture assembly including a locking wire, a first capture wire and a second capture wire in an annular shape, the locking wire being attached to the first capture wire and axially movable relative to the first capture wire; and a control assembly connected to the capture assembly and used to control the capture assembly to switch between an initial state and a locked state. In the initial state, the distal end of the first capture wire, together with the distal end of the locking wire, is radially separated from the second capture wire, forming a capture space with an opening between the first and second capture wires. In the locked state, the locking wire and the first capture wire extend from the inside of the second capture wire to the outside of the second capture wire, and at least the locking wire intersects with the distal end of the second capture wire, closing the opening of the capture space. The retrieval device according to this invention can efficiently and securely capture electrode wires, significantly reducing surgical time and improving the success rate of surgery.

Disclosed is a uterine manipulator that may automatically adjust a location and a posture of a uterus according to an input of a user. The uterine manipulator according to the inventive concept may allow a motion of a total of four degrees of freedom with a rotation of a 3 degree of freedom of rolling, pitching, and yawing, and a linear movement of one degree of freedom in a forward / rearward direction, and because the tip may be adjusted in a narrow space, surgical preciseness may be enhanced. Furthermore, because the surgical operator may manipulate the uterus through a direct input, a surgical time may be shortened.

The application discloses a kind of delivery systems for atrial shunt, including delivery structure, control structure for controlling the axial movement of delivery structure;The delivery structure includes delivery sheath, push rod through delivery sheath;Control structure includes control part and transmission part connected with each other;The distal end of transmission part is connected with push rod, and rotating control part to drive transmission part movement, in turn make transmission part drive push rod movement along the channel formed by delivery sheath.The application integrates the multiple functions of traditional atrial shunt delivery device, such as loading, delivery and release, on one handle, reduces the complexity of the device, is easy to operate, improves the acceptance speed of the device for doctors.Finally, the application divides the control structure into first control part and second control part, flexibly meets the requirements of refinement and saving operation time in actual operation.

This application discloses a bipolar surgical instrument control method, a surgical robot system, an electronic device, and a computer-readable storage medium based on a surgical robot system. The surgical robot system includes a console capable of controlling bipolar surgical instruments to perform surgical operations; the console is equipped with at least one triggering device, each of which is associated with the same bipolar surgical instrument. The bipolar surgical instrument control method based on the surgical robot system includes: in response to a user's triggering operation on a target triggering device among the at least one triggering device, determining a target energy configuration corresponding to the target triggering device, the target energy configuration being a pre-mapped energy configuration of the target triggering device; and switching the current energy configuration of the bipolar surgical instruments associated with the at least one triggering device to the target energy configuration. This reduces interference with the surgical process, improves surgical efficiency, and shortens surgical time.

The invention relates to a replacement-free dilating catheter with a multifunctional bin, and relates to the technical field of medical instruments. Comprising a working bin, an expansion assembly and a filling assembly. The dilation assemblies are used for entering blood vessels to dilate lesion positions, the multiple dilation assemblies are arranged in the working bin in a sliding mode, and the dilation sizes of the dilation assemblies are different; the filling assembly is arranged on the working bin and used for being communicated with each expansion assembly and expanding the expansion assemblies. In the whole expansion process, the guide wire is not separated from the lesion far end in the whole process, the displacement risk is completely eradicated, and absolute reliability of an operation path is ensured; the dilation assembly does not need to replace the catheter and is switched only through the pushing piece, and the operation time is greatly shortened.

The invention discloses a multi-source data real-time fusion and decision-making method and system for surgical field management, and relates to the technical field of medical data processing, and the method comprises the steps: synchronously collecting multi-source perception data of a surgical field; performing parallel processing on the multispectral image sequence to obtain water turbidity, blood color concentration and foreign matter density characteristic indexes; fusing the operation time, the instrument movement data and the blood color concentration trend, and identifying a current operation stage; according to the operation stage, the multi-feature indexes are fused into a visual definition evaluation index; and calculating a preliminary operation suggestion value according to the deviation between the index and a target value, and generating an intelligent decision data packet. According to the method, intra-operative evaluation depending on subjective experience is converted into objective and self-adaptive multi-source data intelligent fusion analysis, the problems that under multi-factor interference, visual field state evaluation is inaccurate, and decision-making is lack of quantitative basis are solved, and accurate real-time decision-making support is provided.

The invention relates to the technical field of medical instruments, in particular to a dual-mode ultrasonic integrated surgical knife and a safety monitoring method thereof.The dual-mode ultrasonic integrated surgical knife comprises an ultrasonic knife body provided with a holding part and a front-end ultrasonic probe scanning part; the ultrasonic scalpel head is mounted at the tail end of the ultrasonic scalpel main body; the miniature ultrasonic probe is arranged at the front end of the ultrasonic knife main body and is arranged in parallel or at a micro angle along the cutting direction of the ultrasonic knife head; and the control button is arranged on the side wall of the holding part of the ultrasonic knife main body. Target tissue is cut and separated through the ultrasonic scalpel head, meanwhile, the tissue is imaged through the ultrasonic probe scanning part at the tail end of the ultrasonic scalpel head, cutting and imaging are carried out synchronously, time consumed for function switching of a traditional instrument is eliminated, the operation time is shortened, the operation safety can be effectively enhanced through assistance of the AI recognition system, and the operation efficiency is improved. The high-temperature-resistant packaging is suitable for various sterilization scenes, the clinical applicability is expanded, and the sterile requirements of fine operations such as neurosurgery and vascular surgery are met.

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.

The present application relates to the field of medical devices, and relates to a buckle type low-cut pedicle screw, which comprises a lock cap, a connecting rod, a check ring, a screw rod and a base, the base is connected to the screw rod in a universal manner, an inner socket one is arranged in the base, the check ring is clamped in the base and located on the upper end of the screw rod, an inner socket two coaxial with the socket one is arranged in the check ring, an annular clamping groove is arranged on the outer side of the base below the socket one, the lock cap is arranged on the outer side of the base, an insertion block clamped in the annular clamping groove is arranged on the lower end of the lock cap, an insertion hole three is arranged on the side end of the lock cap, the insertion hole three is in communication with the insertion hole two, the connecting rod is arranged through the insertion hole one, the insertion hole two and the insertion hole three and located on the upper end of the screw rod, the lock cap and the base are locked in one step in a buckle form to lock the connecting rod, the traditional thread screw plug and the nail cap are prevented from being wrong in thread and cutting thread, and the clinical problems are avoided, the locking efficiency is high, and the operation time is reduced.

This utility model provides a head fixation device for interventional surgery, relating to the field of medical device technology. It includes a head support base, a head support body, a head support fixation component, and a back pad. Both the head support fixation component and the head support body are mounted on the head support base. The head support fixation component is used to mount the head support base onto the operating table. The head support body has at least three sets of protrusions, which together form a head fixation area. This design effectively solves the problem of fixing and maintaining the patient's position during interventional radiofrequency ablation surgery for trigeminal neuralgia. The patient lies comfortably, maintaining a tilted-back posture during the procedure, ensuring the puncture angle remains unchanged, reducing the difficulty of the puncture surgery, shortening the operation time, significantly improving the success rate, significantly reducing surgical complications, and significantly improving the surgical outcome.