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211 results about "Operative time" patented technology

Sliding table motion control method and device for laparoscopic surgery robot

The invention discloses a sliding table motion control method and device for a laparoscopic surgical robot, and relates to the technical field of surgical robos.The method comprises the steps that a lesion three-dimensional model is established based on a lesion CT image, a target area and boundary coordinates of the target area are obtained, and a coordinate transformation matrix is calculated for space registration to obtain a unified coordinate system; selecting a moving mode according to the user control instruction; recording operation data of users, classifying the users to obtain corresponding force speed curves, force displacement sequences and habitual force, and establishing a comprehensive control model and an error compensation model; when entering a fine adjustment mode, inputting a real-time distance, a user type and a force displacement sequence into a comprehensive control model, determining a regulation and control scheme, and reversely correcting output displacement according to a real-time positioning error, so that the auxiliary surgical instrument reaches a target position; high-precision motion control over the sliding table (2) of the laparoscopic surgery robot is achieved, the surgery time is remarkably shortened, the target position of an auxiliary instrument is accurately and rapidly positioned, and the surgery efficiency is improved.
Owner:BEIJING LIN DIAN WEI YE ELECTRONIC TECH CO LTD

Expandable test mold

The utility model provides a strutting test mould, including holding rod, actuating component and two oppositely arranged bracing plate, holding rod includes the near end block that is provided at the far end and axial through inner cavity, actuating component includes drive piece, far end block and transmission structure, drive piece can be movably penetrated in holding rod inner cavity, drive piece is equipped with the far end block and transmission structure, and drive piece is equipped with the far end block and transmission structure, and the drive piece is equipped with the far end block and transmission structure. The near-end block and the far-end block are both in sliding connection with the two supporting plates, the transmission structure is in transmission connection with the far-end block and the driving part, the driving part is rotated to drive the far-end block to move towards or away from the near-end block, and the two supporting plates are opened or closed accordingly. According to the expandable test mold, a doctor can accurately simulate the condition of an implant in a body only through one surgical instrument, test mold instruments with different specifications and sizes do not need to be frequently inserted and taken out in the surgical process, the surgical time can be shortened, damage to surrounding tissue can be avoided, and pain of a patient and surgical risks are reduced.
Owner:SHANGHAI KINETIC MEDICAL +1

Artificial lumbar disc

The present disclosure relates to an artificial lumbar disc and provides a lateral approach artificial disc that is inserted laterally rather than anteriorly of the spine, thereby preventing damage to blood vessels or other organs that may occur when an anterior access artificial disc is inserted from the front, shortening the surgical time, preventing dislodgment of the artificial disc, and improving the surgical prognosis. The artificial disc is inserted between two adjacent vertebrae and includes an upper plate contacting an upper vertebra, a lower plate contacting a lower vertebra, and an inserter inserted between the upper plate and the lower plate to allow the upper plate to rotate by a set angle with respect to the lower plate, and an upper wing portion and a lower wing portion are formed on the upper plate and the lower plate.
Owner:HUB BIOTECH CO LTD

Hip joint surgical robot grinding and rubbing detection system and detection tool thereof

The invention discloses a hip joint surgical robot grinding and rubbing detection system and a detection tool thereof, and relates to the technical field of medical instruments. The device comprises a bottom plate and a grinding and rubbing assembly, a hip model assembly is fixedly connected to one side of the top of the bottom plate, an acetabular fossa model assembly is fixedly connected to the other side of the top of the bottom plate, and a tracer support is fixedly connected to the position, located at the rear end of the acetabular fossa model assembly, of the top of the bottom plate. The grinding and rubbing precision can be monitored in real time in the operation process, immediate feedback is provided, an operation team can find and correct errors in the grinding and rubbing process in time, the success rate of the operation is increased, tiny grinding and rubbing errors can be detected by accurately measuring the ball center position of the grinding and rubbing contour, it is ensured that the surgical robot achieves high-precision grinding and rubbing operation, and the working efficiency is improved. Multiple times of X-ray or CT scanning needed by traditional postoperative imaging evaluation are avoided, the radiation risk of a patient is reduced, the grinding and rubbing precision detection process is simplified, the operation time is shortened, and the operation complexity is reduced.
Owner:HANGZHOU SANTAN MEDICAL TECH

Operation time real-time prediction model based on preoperative and intraoperative information and artificial neural network

The invention relates to the technical field of operation time prediction, in particular to an operation time real-time prediction model based on preoperative and intraoperative information and an artificial neural network, which comprises the following steps: a data acquisition module, construction of an artificial neural network model, a data preprocessing module and real-time deployment. The data acquisition module comprises the following steps of collecting a large amount of performed operation data in advance, including preoperative information, intraoperative information and actual operation time, classifying operation types and difficulty levels, classifying physical states of operation doctors, and performing preoperative acquisition; data of age, gender, weight, health condition, basic disease and previous operation records of a patient are subjected to collection model selection, a neural network is fed forward, and a simple multi-layer sensor is adopted; according to the scheme, the preoperative physical condition of the patient is compared with the previous operation record, the experience of an operation doctor is collected, and the sudden unexpected condition in the operation is predicted, so that the operation time is predicted and evaluated.
Owner:HANGZHOU YIFUJIA NETWORK TECH CO LTD

Hip joint osteochondral forming operation planning method, system and equipment based on reverse motion envelope surface and medium

The invention relates to the technical field of medical data processing, and discloses a hip joint bone cartilage forming operation planning method, system and equipment based on a reverse motion envelope surface and a medium, and aims to accurately identify a bone impact area through all-attitude three-dimensional collision detection and remarkably reduce missed diagnosis and excessive resection risks; the device adapts to multiple pelvis postures, and limitation of a single posture is avoided; an inverse motion enveloping strategy is adopted, so that the operation efficiency and precision are improved, and the submillimeter resolution is realized; a multi-attitude and time dimension collision detection process is simplified, a potential conflict area is quickly obtained through union set operation, and digital operation planning is greatly facilitated. In addition, a doctor can be assisted in obtaining a three-dimensional visual'to-be-cut-off area 'before an operation, and the operation time is shortened; human experience errors are reduced, and the postoperative joint motion range is improved; the hip joint protection surgery is promoted to be converted from a two-dimensional scheme to a'three-dimensional + time 'multi-dimensional refined planning, and the method has important significance in reducing surgical wounds and improving postoperative functional recovery.
Owner:BEIJING JISHUITAN HOSPITAL

AR-based intelligent vision use method applied to surgical operation

The invention relates to the technical field of surgical operations, in particular to an AR-based intelligent vision use method applied to surgical operations. The method comprises the following steps: S1, acquiring an anatomical structure image of a patient in real time through AR glasses equipment, and performing multi-modal fusion registration on the anatomical structure image and preoperative CT, MRI and 3D ultrasonic image data to generate a dynamic three-dimensional surgical navigation model; according to the method, multi-mode image fusion is combined with dynamic three-dimensional navigation, submillimeter intraoperative positioning is achieved, the misoperation risk is remarkably reduced, the intraoperative adjustment frequency is reduced through eye-controlled amplification and real-time early warning, and the operation time is shortened; meanwhile, the virtual screen and microscope linkage technology relieves the burden of the cervical vertebra and reduces the neck load of medical staff, and compared with a traditional teaching mode through holographic labeling and operation tracks, the training period of doctors can be obviously shortened, idle equipment can be automatically recognized, and the surgical accuracy, efficiency and medical resource popularity can be comprehensively improved.
Owner:FOURTH MILITARY MEDICAL UNIVERSITY

Bending-adjustable electric snare

The utility model relates to an adjustable bending electric snare which comprises a handle rod piece, a handle sliding ring, an outer pipe, a snare and an inhaul cable, a rotating button is installed at the front end of the handle rod piece, a traction handle is arranged on the rotating button, the traction handle is in rotating fit with the rotating button, and the traction handle is connected with a traction wire; a through hole is formed in the side wall of the outer tube, the front end of the traction wire extends out of the front end of the outer tube after passing through the through hole, and the front end of the traction wire is fixedly connected with the front end of the loop; when the traction handle rotates, the sleeve ring is driven by the traction wire to bend. Operation on narrow parts of an endoscope can be effectively avoided, operation time is saved, pain of a patient is relieved, and operation of a doctor is simpler and more convenient.
Owner:JIANGSU CHANGMEI MEDICAL INSTR CO LTD

Telescopic intracranial suction and flushing system and operation method

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.
Owner:JIANGXI YUANSAI MEDICAL TECH CO LTD

A method and device for preparing a micro-hook with a fixed suspension belt

The present invention discloses a method and device for preparing a micro-hook with a fixed function sling, which belongs to the field of medical sling manufacturing. The method and device for preparing a micro-hook with a fixed function sling of the present invention have a process flow including wire loop interruption, surface melt-blowing and cooling; the preparation device includes a wire loop interruption device, a melt-blowing device, a cooling device, a mesh unwinding device and a mesh winding device. The present invention organically combines wire loop interruption and melt-blowing processes, forming irregular fluff on the short burrs formed by wire loop interruption and the surface of the mesh, thereby increasing the friction of the mesh, improving the gripping force of the sling made of the mesh in the body, reducing the risk of the sling sliding on the tissue, and saving surgical time; in addition, due to the presence of melt-blown fluff, the requirements for the shape and size of the barbs on the short burrs are reduced, which can improve the efficiency and process flexibility of the wire loop interruption process, thereby helping to improve the overall production efficiency of the sling.
Owner:CHANGZHOU CONDINER MEDICAL TECH +1

Prepuce ligation kit

The invention belongs to the technical field of prepuce ligation surgical instruments, and particularly relates to a prepuce ligation kit. Comprising an operation assembly and a loop ligature assembly. The operating assembly comprises a strip-shaped shell, and a bayonet lock connecting piece, a pull block connecting piece, a pushing piece and a connecting locking piece which are positioned in the strip-shaped shell; the loop ligature assembly comprises an upper supporting ring, a lower supporting ring, a coil positioning ring, a positioning ring bayonet lock, an elastic thread pull block, an inner cylinder, an outer ring and a bayonet lock positioning piece. Medical staff can be better helped to rapidly complete positioning and tightening of the loop ligature coil in the operation process, rapid alignment and positioning of the elastic coil are achieved through the inner and outer ring assembly, meanwhile, the inner and outer ring structure is optimized, the loop ligature device can deal with the operation situation which cannot be dealt with by an existing product, the application range of the product is widened, and the practicability is high. The elastic coil is quickly tightened and fixed through the internal positioning action structure, an operator does not need to perform additional operation, meanwhile, loop ligature is high in speed and short in time, operation time can be effectively shortened, and diagnosis and treatment efficiency is improved.
Owner:WELLCARE WUHAN MEDICAL TECH CO LTD

A retractor device for endoscopic surgery

ActiveCN224671548Uconsistent tensionEasy to tickEndoscopic surgeryReoperative surgery
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.
Owner:SUZHOU FRANKENMAN MEDICAL EQUIP

Visual micro-injection device for live cultivation of bovine gallstones

ActiveCN224685957Usimple procedureQuickly learn how to operateMinimal invasive surgeryGallstones
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.
Owner:KEHUA (SHENZHEN) DRUG RESEARCH & DEVELOPMENT CO LTD

Intervertebral processor

The present invention relates to the technical field of medical devices, and particularly to an intervertebral processor, which includes a brush rod. A brush is provided on the brush rod, and the brush is used to remove soft tissues between vertebrae. A driving mechanism for driving the brush rod to rotate is provided on the brush rod. When the intervertebral processor of the present invention is in use, the driving mechanism drives the brush rod to rotate, and drives the brush on the brush rod to rotate. By controlling the reciprocating displacement of the brush along the axial direction of the soft tissue, the soft tissue at the lesion site can be quickly removed, improving the surgical efficiency. There is no need to manually remove the soft tissue bit by bit, and it can be operated without personal surgical experience, reducing the surgical requirements. This avoids the problems of the existing method mainly relying on the surgical experience of the surgeon, removing the soft tissue with a scraper or other tools during the operation, having a long surgical time, low removal efficiency, being prone to errors as time goes by, and having extremely high requirements for surgical operators, which greatly increases the difficulty of the operation.
Owner:CHANGZHOU WUJIN PEOPLES HOSPITAL (CHANGZHOU EIGHTH PEOPLES HOSPITAL)

Orthopedic puncture navigation system

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.
Owner:FIRST AFFILIATED HOSPITAL OF ANHUI UNIV OF CHINESE MEDICINE

Surgical interventional operating instrument

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.
Owner:JINGQIN ZHIZAO (SUZHOU) MEDICAL TECH CO LTD

Negative pressure suction tube

The utility model discloses a negative pressure suction tube which comprises a flushing pipeline and a negative pressure pipeline. The flushing pipeline comprises a first extension pipe, a buffer cavity and a water injection pipe; one side of the buffer cavity is communicated with the first extension pipe, and the other side of the buffer cavity is communicated with the water injection pipe; the negative pressure pipeline comprises a second extension pipe, a control pipe and a suction pipe; one end of the control tube penetrates through the buffer cavity and then is communicated with the second extension tube, and the other end of the control tube penetrates through the buffer cavity and then is communicated with the suction tube; a control hole is formed in the side wall of the control pipe. The flushing and aspirating device has the advantages that two different operations of flushing and aspirating are completed continuously, the frequency of replacing surgical instruments is changed, the surgical time is shortened, and meanwhile stimulation to a patient due to frequent replacement of the surgical instruments is relieved; a groove is formed in the buffer cavity to expose the negative pressure control hole, so that the position of the negative pressure control hole can be quickly positioned in the operation process, and the situation that the negative pressure control hole is difficult to find due to deviation of the tube body is prevented.
Owner:THE SECOND HOSPITAL OF HEBEI MEDICAL UNIV

Electrical stimulation device for cortical evoked potential capable of acquiring electrical stimulation sequence on the basis of task

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.
Owner:MORMA MEDICAL SCI & TECH (SHANGHAI) LTD CO

Atlantoaxial bone grafting device

ActiveCN224085513UJoint implantsSpinal implantsSurgical operationBone graft funnel
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.
Owner:SUN YAT SEN MEMORIAL HOSPITAL SUN YAT SEN UNIV

Lumbar surgery artificial intelligence dynamic simulation system and decision-making method based on multi-modal data fusion

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%.
Owner:TIANJIN BAODI HOSPITAL

Precision tension control method and system for aortic repair procedures

ActiveCN121421599BAorta partMedical treatment
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.
Owner:CENT SOUTH UNIV

Mechanical arm end power tool force control method, device, equipment and medium

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.
Owner:BEIJING TINAVI MEDICAL TECH

Mammary gland interventional surgical robot guided by ultrasonic imaging

The invention provides a breast interventional surgical robot guided by ultrasonic imaging, and belongs to the technical field of minimally invasive surgical robots. The robot is ingenious in structure, high in deformation action operation stability, accurate in action control and good in puncture effect. A posture adjusting mechanism of the robot is fixedly installed at the movable end of a positioning mechanism, a linear motion mechanism is fixedly installed at the movable end of the posture adjusting mechanism, a surgical instrument is fixedly installed at the working end of the linear motion mechanism, and the positioning mechanism drives the posture adjusting mechanism to ascend, descend and rotate. The posture adjusting mechanism can adjust the pitching angle of the linear motion mechanism and can drive the linear motion mechanism to rotate. The robot is used in cooperation with real-time detection of ultrasonic equipment, timeliness is high, movement is flexible, the operation execution effect is good, and operation time is saved.
Owner:HARBIN INST OF TECH

Instrument channel capable of achieving multi-angle deformation

The invention relates to an instrument channel capable of realizing multi-angle deformation, which is used for being matched with a hard core rod to be used as a puncture outfit, and a main body is a deformable sheath tube; the deformable sheathing canal comprises a sheathing canal head, a flexible sheathing canal and a sheathing canal tail which are sequentially connected from top to bottom, and the flexible sheathing canal is made of a soft material; a plurality of sheathing canal supporting rings which are sequentially arranged from top to bottom are attached to the inner wall of the flexible sheathing canal. Compared with the prior art, the device has the unique advantage of super-large bendable angle, in the operation process, an operator can adjust the position and direction of entering an instrument according to the actual scene requirement, the device is not affected by the straight-in and straight-out form of a traditional puncture sheath, the device can be adjusted to the designated position more flexibly in the operation application process, and therefore the operation difficulty is reduced, and the operation time is shortened.
Owner:SCI AIDE (CHANGSHA) MEDICAL EQUIP CO LTD

Retractor device for kidney transplantation surgery

The application provides a retractor for kidney transplantation surgery and relates to the technical field of medical auxiliary devices.The retractor comprises a retractor assembly and control pliers for controlling the opening and closing of the retractor assembly.The control pliers comprise two plier heads, and the retractor assembly comprises two retractor parts connected to the corresponding plier heads respectively.Two sets of the retractor assembly and the control pliers are symmetrically arranged, and a first driving device is arranged between the two sets of control pliers to maintain and / or adjust the distance between the two control pliers.A second driving device is arranged inside the control pliers to adjust the opening and closing angle of the control pliers.Both the first driving device and the second driving device are hydraulic telescopic elements.The application greatly improves the efficiency of the surgery and shortens the surgery time.In the process of the surgery, the surgery posture of the patient and the related equipment can be greatly adjusted without the need for secondary traction positioning, and the normal performance of the surgery is not affected by the great change of the surgery window.
Owner:GUANGDONG NO 2 PROVINCIAL PEOPLES HOSPITAL

Methods and systems for bone mounted robotic-assisted hip and shoulder surgical systems

Aspects of present disclosures involve systems, methods, and apparatus for a bone mounted robotic-assisted orthopedic surgery system for precise implant position, soft tissue balancing, and guidance of tools during a surgical procedure, particularly partial or total knee replacement procedure. The system features a bone-mounted robotic arm with an end-effector for precise positioning of a surgical tool, positioning of implants, and balancing of soft tissues. The reconfigurable robotic system requires minimal training by surgeons, is intuitive to use similar to conventional instrumented surgery, and has a small footprint. The system works with existing, conventional instruments, patient-specific instruments, sensor-assisted systems, and computer-assisted systems and does not require increased surgical time and safely provides the enhanced precision achievable by robotic-assisted systems and computer-assisted technologies.
Owner:UNIK ORTHOPEDICS INC

A femoral neck fracture bone system

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.
Owner:SHANDONG UNIV QILU HOSPITAL

Intraocular shunt inserter

To provide a shunt inserter which can increase the precision while reducing operator effort and surgery time.SOLUTION: An inserter 100 can include a housing 102 and a slider component 106. The slider component can be coupled to the housing and positioned along an outer surface thereof. The slider component can be slidable along an elongate slot 110 of the housing and include a guide tab disposed within a guide channel 111 of a housing body. The slider can include a friction tab having a biasing member configured to urge against the housing body to urge the guide tab against a wall of the guide channel. Further, a deflector component can be provided that includes a needle guide configured to receive the needle of the inserter therein. The deflector component can be removably coupled to the inserter in order to permit the needle guide to bend the needle and maintain the needle in a bent configuration.SELECTED DRAWING: Figure 1B
Owner:AQUESYS INC

Ultra-wide-angle auxiliary lens system for operating microscope

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.
Owner:BEIJING NEWCOMM TECHOLOGY CO LTD

Electric clamp holder for operating room

The utility model provides an electric clamp holder for an operating room, which belongs to the technical field of medical instruments and comprises a main body shell, the upper end of the main body shell is fixedly connected with a snakelike arm, a motor fixing support is fixedly connected in the main body shell, and the snakelike arm is fixedly connected with a handheld handle and a fixing chuck. According to the clamp holder for the operating room, the problems that according to an existing clamp holder for the operating room, when a medical worker conducts an operation, the medical worker usually needs to hold a corresponding surgical instrument by himself / herself, as the operation time goes on, the medical worker holds the medical instrument by hand for a long time, the hand is prone to fatigue, the operation efficiency is reduced, and the practicability is greatly reduced are solved.
Owner:JIANGSU CHUANGJIA MEDICAL TECH CO LTD