35 results about "Surgical preparation" patented technology

The invention discloses a method for registering a three-dimensional medical image and a robot system, which is a measure for treating metal interference in a targeted manner and ensures that the position of a small ball can be accurately identified and registered even if non-target metal interference exists. The recognition precision of the registration ball is improved, the reliability and accuracy of the registration process are guaranteed, a robot system can complete coordinate system registration more rapidly and accurately before an operation, the method is crucial to a robot-assisted operation needing high-precision navigation, the working efficiency of the operation preparation stage is improved, and the operation cost is reduced. And meanwhile, the safety and the success rate of the operation can be improved.

The invention discloses a C-arm machine registration device, and relates to the technical field of medical equipment. The C-arm machine comprises a C-arm machine body, a mounting base is arranged at the bottom of the C-arm machine body, a registration plate is fixedly connected to one side of the bottom of the mounting base through bolts, and a mounting frame is arranged on one side of the mounting base. The registration plate and the tracer are fixedly connected together to form an integral unit which is directly mounted on the C-arm machine main body, so that the integral design reduces errors caused by repeated disassembly and assembly, improves the repeated positioning precision, simplifies the mounting process, improves the operation preparation efficiency, remarkably improves the operation efficiency, and is suitable for popularization and application. The reduction of the operation preparation time and the reduction of the operation difficulty enable the medical personnel to complete the preparation work before the operation more quickly, the waiting time of the patient is reduced, meanwhile, the high-precision navigation positioning and the stable performance ensure the smooth operation of the operation process, and the success rate and the safety of the operation are improved.

An orthopaedic surgical instrument for use during a surgical procedure to implant a tibial tray into a surgically-prepared proximal end of a tibia and a femoral component into a surgically-prepared distal end of a femur is disclosed. The surgical instrument includes a metallic impaction handle and a removable polymeric impaction insert.

The utility model provides an ear-shaped lateral position medical head ring capable of being folded and adjusted in height. The ear-shaped lateral position medical head ring comprises a head ring main body, an ear-shaped fitting concave part is arranged in the center of the head ring main body; height adjusting bases are arranged on the two sides of the head ring body respectively. An anti-skid fixing pad is arranged on the outer edge of the bottom of the head ring main body; a magic tape fixing belt is arranged at the bottom of the head ring main body; the height adjusting base is composed of a first adjusting base and a second adjusting base. According to the utility model, the height of the head ring can be flexibly adjusted from 5cm to 8cm through the design of interactive folding and height adjustment, so that the requirements of different shoulder widths are met. The rubber material is matched with the water absorption layer, so that skin damage is prevented, and cleanness and sanitation are ensured. The design of the ear-shaped fitting concave parts optimizes the face fitting degree, and eye and ear tissues are prevented from being pressed. Due to the multiple fixing structures of the anti-skid fixing pad and the hook-and-loop fastener fixing belt, the stability is enhanced, the operation process is simplified, the operation preparation time is shortened, and the operation efficiency and safety are improved.

An adhesive convertible tissue stabilizer is provided which can be applied preoperatively to a patient to retract tissue to facilitate a medical / surgical procedure. As a perioperative device, the convertible device accepts most, if not all, surgical preparations, enabling the creation of a sterile field. At the completion of the procedure, the convertible device is converted from a perioperative device to a post-operative device by removal of a layer of the convertible device.

This utility model discloses a medical positioning equipment organizing cart, belonging to the technical field of medical organizing and transport equipment. It includes a frame with a U-shaped cross-section, extending through both the front and rear sides. An operating table is provided on the top surface of the frame, and a dust cover is connected to one side of the operating table via a pivot. A mezzanine is provided between the operating table and the top surface of the frame, and a pull-out extension operating table is located within the mezzanine. Symmetrical storage slots are provided on both sides of the frame, front and rear, with each slot including an upper hollowed-out slot and a lower support slot. A lithotomy leg rest is placed inside each storage slot. This positioning equipment organizing cart features separate placement and fixing components for commonly used positioning equipment, ensuring the stability of different positioning equipment during transport. The front-to-rear through-type structure facilitates cleaning of the storage compartment and allows doctors to retrieve different positioning equipment from different directions, improving surgical preparation efficiency.

The invention provides a packaging system of an intelligent operation kit. The packaging system comprises an operating room management terminal cluster, a packaging robot cluster and a surgical instrument database. The operating room management terminal cluster comprises a main control terminal node and a standby terminal node. The master control terminal node receives a surgical instrument configuration instruction, generates an instrument configuration log file and copies the instrument configuration log file to the standby terminal node. And the standby terminal node monitors the operation state of the main control terminal, and if the main control terminal is abnormal, the cached instrument configuration log file is sent to the corresponding packaging robot node. And the packaging robot node generates an instrument packaging instruction based on the instrument configuration log file, performs processing in batches, and updates the surgical instrument database. According to the system, automatic and intelligent packaging of the surgical instruments can be achieved, the packaging efficiency and accuracy are improved, the reliability and stability of the system are enhanced, instrument omission or errors caused by manual misoperation are reduced, and the efficiency and safety of surgical preparation are improved.

The embodiment of the utility model provides a balance assembly, a vertical shaft and a surgical robot. The balancing assembly comprises a supporting mechanism and a balancing mechanism, the constant force mechanism is provided with a first rotating shaft, the first rotating shaft can rotate relative to the supporting mechanism, and the first rotating shaft is configured to be connected with a first position of the load; the force compensation mechanism is connected to the supporting mechanism, the force compensation mechanism is provided with a second rotating shaft capable of independently rotating relative to the first rotating shaft, and the second rotating shaft is configured to be connected with a second position of the load through a connecting piece so as to balance the gravity of the load together with the constant force mechanism; and the limiting mechanism is arranged on the supporting mechanism, and the limiting mechanism is configured to be connected with the second rotating shaft so as to at least apply resistance to rotation of the second rotating shaft for loosening the connecting piece. According to the balance assembly, the vertical shaft and the surgical robot, the second rotating shaft of the force compensation mechanism can be limited, the situation that under the condition that the force compensation mechanism is powered off, the second rotating shaft rotates is avoided, the connecting piece can be kept in the tensioning state, and the surgical preparation efficiency is improved.

The invention provides a surgical instrument service life indication information adjusting method and a surgical robot, and relates to the technical field of medical instruments, and the surgical instrument service life indication information adjusting method comprises the steps that service life indication information of a surgical instrument and real service life information of the surgical instrument are acquired, and the service life indication information is service life information indicated by a service life indication shaft of the surgical instrument; determining a life difference between the life indication information and the real life information; and adjusting life indication information of the surgical instrument based on the life difference. The service life indication information of the surgical instrument can be corrected based on the real service life information of the surgical instrument, so that the service life indication information of the surgical instrument is consistent with the real service life information, and the accuracy and precision of the service life indication information of the surgical instrument reflecting the real service life condition are improved; a user can obtain the real service life condition of the surgical instrument without depending on additional system query operation, and convenience and reliability in the surgical preparation process are improved.

The utility model discloses a stretching device capable of fully exposing the operation field, which comprises an adhesive tape, the adhesive tape is clamped with a stretching mechanism through a clamping hole, the stretching mechanism comprises an upper clamping ring, a lower clamping ring and an elastic band, and the elastic band penetrates through the inner rings of the upper clamping ring and the lower clamping ring; a rope ring is arranged at the top of the upper clamping ring, TPU medical composite cloth is hooked in the rope ring through a connecting rope and a clamping hook, the stretching mechanism is arranged, the upper clamping ring and the lower clamping ring serve as main bodies to be connected with other equipment, rapid installation of the stretching mechanism is achieved, the efficiency of operation preparation is greatly improved, and the medical TPU composite cloth is not prone to falling off. Precious time is saved for doctors, the stability of the stretching mechanism is enhanced, the situation that an adhesive tape is broken in an operation is reduced, therefore, life health of a patient is effectively protected, the operation risk is reduced, the anus part is exposed by pulling the hip open, and the field of view of the operation is remarkably improved.

The utility model discloses an extracorporeal circulation puncture suite which comprises a dilator, a puncture accessory and a suture accessory, and the dilator used for blood vessel dilation, the puncture accessory used for puncture and the suture accessory used for fixing a pipeline are sealed in a packaging bag body after being sterilized through ethylene oxide. The dilator is provided with dilation heads for dilating blood vessels continuously in a staged mode, and the number of the dilation heads on the dilator can be adjusted. The extracorporeal circulation puncture kit has the advantages that the multi-stage dilator with the adjustable dilation head in the extracorporeal circulation puncture kit is used for performing staged continuous dilation on blood vessels, repeated replacement of the dilator is avoided, the risk of infection of a patient is reduced while the operation efficiency is improved, and due to the staged continuous dilation, intubation tubes of different specifications are high in universality and high in practicability. Due to the design that the hydrophilic coating and the hardening material are additionally arranged on the guide wire, the surface of the guide wire is smoother, puncture catheterization is smoother and more accurate, due to the arrangement of the suture accessory, the problems of intubation fixing and skin wound suture are solved in a clinical one-stop mode, and the preparation workload of clinical operations is reduced.

The invention relates to the technical field of laparoscope hole groove grasping forceps, in particular to laparoscope hole groove grasping forceps which comprise a forceps handle, a connecting sleeve is fixedly connected to one end of the forceps handle, a rotatable forceps rod is arranged in the connecting sleeve, a grasping part is arranged at the front end of the forceps rod, a driving device is installed at the rear end of the forceps rod, and the driving device is connected with the forceps handle. The pincer handles and the connecting sleeve are integrally arranged, the tail portions of the pincer handles are provided with installation connectors used for being connected with an external operating device, and the installation connectors are threaded connectors or buckle connectors so that the pincer handles can be rapidly connected with and detached from different operating devices conveniently. The design of the laparoscope hole groove grasping forceps has the remarkable structural advantage, and the convenience, accuracy and safety of surgical operation can be effectively improved. Firstly, due to the design of the integrated forceps handles and the connecting sleeves and the combination of the mounting connectors capable of being quickly connected and detached, the stability of the whole structure is enhanced, the adaptability of the forceps to different operation devices is improved, the operation preparation time is shortened, and the complexity of instrument replacement is reduced.

This invention provides a navigation device for clinical ankle joint prosthesis surgery, belonging to the field of medical devices. It includes a navigation device with a sliding rod slidably connected to its inner side. Kirschner screws are disposed at both ends of the navigation device, and the outer walls of the Kirschner screws are fixedly connected to fixing seats via bolt assemblies. An arc-shaped block is installed at the end of the sliding rod, and a rectangular frame is disposed above the arc-shaped block. A fixing block is fixedly connected to one end of the rectangular frame, and one of the Kirschner screws is fixedly connected to the inner side of the fixing block via bolt assemblies. The fixing block is positioned above one of the fixing seats. A rotating block is rotatably connected to the other end of the navigation device, and the rotating block is connected to another Kirschner screw via bolt assemblies. The rotating block is positioned above another fixing seat. This invention, through the cooperation of the fixing mechanism and other components, enables the navigation device to perform rapid calibration and reset, shortening surgical preparation time and improving overall surgical efficiency.

The utility model discloses a telescopic mesh basket, and belongs to the technical field of calculus removing mesh baskets. The device comprises: an outer tube; the core shaft penetrates through the outer pipe; the mesh basket sleeve at least comprises two mesh basket wires, one ends of the two mesh basket wires are fixed to form an end point, the other ends of the two mesh basket wires are fixed to the end of the mandrel to form a convergence point, each mesh basket wire comprises a first shaping section and a second shaping section which are connected to form a corner point, one end of each first shaping section is located at the end point, and one end of each second shaping section is located at the convergence point. The curvature of the first shaping section and the curvature of the second shaping section at the corner point are discontinuous. The opening degree of the net basket sleeve can be accurately adjusted according to the size and position of stones or foreign matters, so that the capturing success rate is improved; the size of the mesh basket sleeve is adjusted in real time in the operation process, operation time is saved, and efficiency is improved; damage to surrounding tissues can be reduced due to the small initial opening degree; the same device can be used for stones of different sizes and types, the requirement for surgical instruments is reduced, the cost is reduced, and the surgical preparation process is simplified.

The utility model discloses a multifunctional body position regulator for surgery, which comprises a trunk supporting part, a headrest and an abdomen supporting body pillow, the trunk supporting part, the headrest and the abdomen supporting body pillow are all of an inflatable structure, the headrest is detachably arranged on one side of the trunk supporting part, and the headrest comprises a side supine position pillow part and a prone position pillow part which are arranged in a split mode. The side supine position pillow part and the prone position pillow part are selected and matched for use according to the operative position requirement of a patient; the side, away from the headrest, of the trunk supporting part is provided with an opening, and the abdomen supporting body pillow is embedded in the opening; the trunk supporting part comprises two inflation supporting parts which are arranged on the two sides of the opening and do not communicate with each other, and first inflation openings connected with external inflation equipment are formed in the inflation supporting parts. According to the multi-body-position adjustable headrest, the convenience of surgical operation is met, patients need to adopt different body positions according to different surgical types and parts, the multi-body-position adjustable headrest can be rapidly and conveniently adjusted to the needed body position, the surgical preparation time is shortened, the surgical efficiency is improved, and the comfort of the patients is guaranteed.

According to the flushing device and the control method, when the flushing device exhausts residual gas in an internal flow channel of a catheter pump, a power part does not drive flushing fluid to flow in the same direction any more, but periodically changes the driving direction, so that the flushing fluid alternately flows in the first direction and the second direction, and the flushing fluid flows in the first direction and the second direction; the flushing fluid alternately flows along the first direction and the second direction to cause the agitation of the flushing fluid in an internal flow channel of the catheter pump, and under the action of the agitation force of the flushing fluid, residual gas in an air trapping area of the internal flow channel also moves along with the fluid and can flow into a flushing fluid pipeline outside the catheter pump along with the flushing fluid, so that the flushing fluid can flow into the catheter pump. Residual gas is filtered out through the gas filter arranged on the flushing fluid pipeline, so that the thoroughness and efficiency of exhausting of the catheter pump can be integrally improved, the flushing device can run automatically, the complexity of operation equipment is reduced, the burden of operators is reduced, the labor input of an operation can be effectively reduced, and the operation efficiency is improved. The operation preparation time is reduced.

Patient biomarkers may be monitored before, during, and / or after thoracic surgery to predict complications, detect complications, track recovery, and / or make pre-, in- and / or post-surgery recommendations to avoid predicted complications and / or mitigate detected complications. Complications (e.g., prolonged air leak or esophageal stricture) may be predicted based on patient parameters and / or biomarker measurements. Complications may be predicted or detected based on biomarker measurements compared to thresholds associated with a biomarker (e.g., developed from baselines) generated based on patient parameters, pre- and / or in-surgery biomarker measurements, and / or surgical details (e.g., decrease in long capacity). Recovery milestones may be tracked based on biomarker measurements compared to predicted biomarker measurements for recovery stages. A recommendation (e.g., to avoid a predicted complication and / or mitigate a detected complication) may be a patient-specific selection and / or modification of more of: surgical preparation, in-surgery procedures, surgical instrument selection, surgical and / or post-surgical instrument settings, post-surgery procedures, in-surgery and / or post-surgery monitoring, etc.

The utility model relates to the technical field of medical supplies, in particular to a partitioned opening and closing type operating coat which comprises an upper coat, sleeves, a lower skirt, snap fasteners and the like. The upper garment is provided with the lower skirt in a matched mode, the upper garment is connected with the sleeves, the upper garment is provided with the opening and closing seams, the snap fasteners are arranged at the opening and closing seams of the upper garment, and the upper garment is connected with cloth at the opening and closing seams through the snap fasteners. According to the surgical gown, through the quick connection and separation of the snap fastener AB piece and the snap fastener CD piece, medical staff can quickly adjust the opening and closing states of different parts of the surgical gown, so that the surgical part of a patient is quickly exposed, the operation process is simplified, the surgical preparation time is shortened, and the surgical efficiency is improved.

The invention provides a clinical ankle joint prosthesis operation navigator, and belongs to the field of medical instruments. Comprising a navigator, a sliding rod is slidably connected to the inner side of the navigator, Kirschner wires are arranged at the two ends of the navigator, fixing bases are fixedly connected to the outer walls of the Kirschner wires through bolt assemblies, an arc-shaped block is installed at the end of the sliding rod, and a rectangular frame is arranged above the arc-shaped block; one end of the rectangular frame is fixedly connected with a fixing block, the inner side of the fixing block is fixedly connected with one Kirschner wire through a bolt assembly, the fixing block is arranged above one fixing base, and the other end of the navigator is rotationally connected with a rotating block; the rotating block is connected with the other Kirschner wire through a bolt assembly, and the rotating block is arranged above the other fixing seat. Through cooperation of the fixing mechanism and other parts, the navigator can be rapidly calibrated and reset, the operation preparation time is shortened, and the overall operation efficiency is improved.

The application discloses a wrist ligament release planing tool head and belongs to the field of surgical instruments. The tool head comprises an outer tube sheath assembly and a reciprocating release assembly. The outer tube sheath assembly comprises an outer sheath tail pipe and an outer sheath head end. The other end of the outer sheath tail pipe is connected with the outer sheath head end. The reciprocating release assembly comprises a rotating rod, a fixed block, a spring, a pull rod, a connecting rod, a positioning pin and a release knife. The rotating rod passes through the inner part of the outer sheath tail pipe. The other end of the rotating rod is provided with a rotating rod convex surface. The pull rod comprises a pull rod column. The one end of the pull rod column is provided with a pull rod convex surface. The rotating rod convex surface of the rotating rod is connected with the pull rod convex surface of the pull rod column. The fixed block is provided with the pull rod. The pull rod is connected with the tail end of the connecting rod. The front end of the connecting rod is connected with the release knife. The release knife positioning hole of the release knife is connected with the pin hole of the outer sheath head end through the positioning pin. The tool head can greatly reduce the surgical burden of doctors, shorten the surgical preparation time, improve the surgical efficiency, shorten the recovery period and the like.

The utility model discloses a uterus curette with a folding function, which belongs to the technical field of medical instruments and comprises an operating handle, a fixed transverse plate is fixedly mounted on the left side surface of the operating handle, a folding hinge is fixedly mounted on the left side of the fixed transverse plate, a folding transverse plate is fixedly mounted on the upper surface of the folding hinge, and the folding transverse plate is fixedly mounted on the upper surface of the folding hinge. A curette spoon is fixedly installed on the left side face of the folding transverse plate, and an elastic positioning device is fixedly installed on the upper surface of the fixing transverse plate. According to the uterus curette with the folding function, a U-shaped operating rod and an extending transverse column are arranged to drive an inserting transverse column to be inserted into a fixing block to achieve clamping and fixing operation on a folding hinge and a folding transverse plate, so that the folding transverse plate is easy and convenient to unfold and fold, medical staff only need to slide the U-shaped operating rod, and the folding operation is convenient. The folding transverse plate can be easily unfolded and folded by arranging the folding transverse plate, time and energy can be saved when an operation is prepared and instruments are tidied after the operation is finished, and better use is facilitated.

The present disclosure provides methods for (a) preparing a patient for an ocular surgery, (b) treating ocular surface diseases in a patient prepared for an ocular surgery, and (c) performing biometric measurements for preparing an ocular surgery, wherein the method comprises topically administering to the eye of the patient a composition comprising about 0.05%-0.1% (w / v) cyclosporin dissolved in a semi-fluorinated alkane, optionally with an alcoholic co-solvent, once to four times per day.

This invention relates to the field of orthopedic surgical aids, specifically to an orthopedic surgical traction system. The system comprises a support plate, a perineal column, and a foot traction brace. The support plate is detachably placed flat on the operating table. The support plate has sequentially arranged back-lying area, perineal limiting area, affected leg support area, and affected foot traction area. The orthopedic patient lies flat on the support plane of the support plate and relies on their own weight to hold the plate in place. The perineal column is detachably installed in the perineal limiting area of ​​the support plate, and its installation position is adjustable. The foot traction brace is detachably installed in the affected foot traction area of ​​the support plate, and its installation position is adjustable. This invention simplifies operation and surgical preparation, reduces manpower requirements, improves surgical efficiency, increases the success rate of fracture reduction, and improves adaptability to meet the needs of patients of different body types. It also reduces costs and has wide applicability.

The invention provides a laparoscope lens intelligent temperature control system based on the PTC thermoelectric effect, and relates to the technical field of medical instruments.The laparoscope lens intelligent temperature control system based on the PTC thermoelectric effect is characterized in that a temperature sensor obtains a temperature signal of a laparoscope in real time and transmits the temperature signal to a single chip microcomputer; according to the system, the lens of the laparoscope is heated in real time through the thermoelectric effect, the temperature sensing module and the intelligent control module are additionally arranged in the lens, accurate temperature control is achieved, tissue damage in the operation process is reduced, the amount of bleeding in the operation is reduced, and therefore the operation efficiency is improved. Different from the characteristics that a lens is coated with an antifogging agent, the price is high and the cost is high, heat radiation is low in price and can be repeatedly utilized, and compared with the mode that a laparoscope is soaked in warm normal saline for two minutes or more, the laparoscope intelligent temperature control system can shorten the time for the operation preparation process.

A three-dimensional assisted puncture positioning frame for brain lesions belongs to the field of medical devices. The puncture positioning frame includes a sliding ruler, a handle is provided at one end of the sliding ruler, and a fixed card perpendicular to the sliding ruler is integrally provided at the opposite end. A sliding card is provided on the sliding ruler on the opposite side of the fixed card for sliding. The ends of the fixed card and the sliding card are respectively provided with puncture positioning fixings with opposite axes. The puncture positioning fixings on the fixed card and the sliding card are both arc-shaped grooves. A positioning needle is provided in the arc-shaped groove on the fixed card. The arc-shaped groove on the sliding card is provided with a positioning ruler and an adapter. The positioning ruler is provided with a central positioning port and multiple auxiliary positioning holes. The puncture positioning frame can reduce equipment investment, eliminate the need for guide plate printing, shorten surgical preparation time, and after accurate positioning and orientation, rescue surgery can be timely, which can reduce patient functional loss and save patients' lives.

The utility model discloses a surgical robot trolley and a reversing device thereof, and relates to the technical field of medical instruments, and the reversing device comprises a fixing seat, a reversing device, a driving device and a driving device, and the surgical robot reversing device is installed on the surgical robot trolley through the fixing seat; the rotary support is connected with the fixed seat, and the rotary support is provided with a rotary part capable of rotating around the axis of the rotary support; the bearing platform is connected with the rotating part, and the bearing platform is used for bearing a surgical robot; and the limiting assembly is connected between the bearing platform and the fixed seat, and the limiting assembly is used for limiting the rotary part. The bearing platform and the surgical robot are driven by the rotating part to rotate relative to the fixing seat, so that pose adjustment of the surgical robot is achieved, the surgical robot can be transferred to the surgical bed in the correct posture that the execution end faces the surgical bed all the time when the surgical robot is transferred along with the surgical robot trolley, and the surgical preparation time is saved.

A parallel handheld prostate biopsy robot with a telecentric fixed point structure relates to a prostate biopsy robot. The present invention aims to solve the problems of low puncture accuracy and success rate, high price and learning cost, and long surgical preparation time of existing handheld biopsy guns. The first rotary auxiliary motor of the three-degree-of-freedom parallel robot of the present invention is installed on the bending part of the frame, the second rotary auxiliary motor is installed on the lower part of the frame, the first parallel robot branch chain and the second parallel robot branch chain are respectively rotatably installed on the frame, the axes of the first rotary auxiliary motor and the second rotary auxiliary motor are extended, intersect and converge to form a telecentric fixed point, the feeding and sampling module is installed on the first parallel robot branch chain and the second parallel robot branch chain, and the feeding and sampling module performs pitch and yaw motion around the telecentric fixed point and translational motion along the common rotary auxiliary axis of the first parallel robot branch chain and the second parallel robot branch chain. The present invention is used for prostate robot biopsy.

This invention discloses a method for registering three-dimensional medical images with a robotic system, including measures specifically addressing metallic interference to ensure accurate identification of the registration ball's position even in the presence of non-target metallic interference. This not only improves the recognition accuracy of the registration ball but also guarantees the reliability and accuracy of the registration process, enabling the robotic system to complete coordinate system registration more quickly and accurately before surgery. This is crucial for robot-assisted surgery requiring high-precision navigation, improving work efficiency during surgical preparation and contributing to increased surgical safety and success rates.

The application provides a flexible-based intelligent control method and device for a mechanical arm, the method comprising: acquiring structural parameters and working parameters of the mechanical arm, the starting position height of the mechanical arm being adjustable; generating the spatial flexibility of the mechanical arm based on the structural parameters and the working parameters; adjusting the starting position height and the motion path of the mechanical arm based on the spatial flexibility; and controlling the mechanical arm to perform corresponding operations based on the adjusted motion path. In the application, the flexibility of the mechanical arm in the working space is evaluated, and planning adjustment is performed based on the evaluation, thereby avoiding risks such as limited surgical preparation position or singular position.