89 results about "Hysteroscopic surgery" patented technology

The invention relates to the technical field of bleeding amount monitoring, in particular to a hysteroscopic surgery bleeding amount monitoring method, which comprises the following steps of: performing preprocessing and feature extraction on an acquired hysteroscopic image, and determining a bleeding point location and a bleeding area; establishing a bleeding model, and dynamically calculating a first value of the bleeding amount according to the bleeding point location and the bleeding area data; a multispectral sensor is arranged in the suction pipeline, liquid components are analyzed in real time through multiple wavelengths, and the hemoglobin concentration is calculated; determining a second value of the amount of bleeding based on the fluid flow rate within the aspiration conduit; collecting heart rate and blood pressure data of a patient, performing data fusion in combination with the first value and the second value of the bleeding amount, dynamically adjusting the weight, and outputting an estimated value of the bleeding amount; setting graded early warning thresholds, and executing prompts of corresponding grades when the thresholds are reached; according to the invention, dynamic weight adjustment is carried out on the first value and the second value; and combining the first value and the second value with the dynamic weight, fusing and outputting a bleeding amount prediction value so as to improve the prediction accuracy.

The invention discloses an intelligent hysteroscope liquid management system and a fluctuation suppression method thereof, and relates to the technical field of medical equipment liquid management. According to the intelligent hysteroscope liquid management system and the fluctuation suppression method thereof, a liquid fluctuation detection module, a dynamic fluctuation compensation control module and a fluctuation suppression module are arranged, liquid pressure and flow data in a uterine cavity and in an infusion pipeline are collected, frequency domain and time domain analysis technologies are combined, liquid fluctuation characteristics are extracted, and a dynamic characteristic model is established. Based on the fluctuation characteristic model, the liquid fluctuation index is calculated in real time, the flow speed of the infusion pump and the opening degree of the return valve are dynamically adjusted through a self-adaptive control algorithm, and therefore effective compensation and suppression of liquid fluctuation are achieved. Meanwhile, through the flexible damping assembly, high-frequency fluctuation in the liquid transmission process is absorbed on the physical level, and the fluctuation restraining effect is further optimized. The liquid management precision in hysteroscopic surgery can be remarkably improved, surgical operation interference caused by liquid fluctuation is reduced, and the stability of the surgery is guaranteed.

The invention discloses a hysteroscope real-time liquid pressure stability control method and a hysteroscope real-time liquid pressure stability control system, particularly relates to the field of hysteroscope operation liquid pressure control, and aims to solve the problems of unclear operation view and unstable operation caused by pressure fluctuation. Constructing a mathematical model reflecting operation habits by utilizing a long-short-term memory network, and capturing time correlation and mode characteristics of the operation; quantifying the matching degree of the operation data and the model and the multi-scale fluctuation characteristic of the liquid pressure through a dynamic time warping algorithm and multi-fractal spectrum analysis, generating an operation model offset sensitive value, and evaluating whether the current operation has further control and adjustment conditions or not; the peak value and the valley value of the abnormal pressure are accurately recognized in combination with the empirical mode decomposition technology, real-time peak clipping and valley compensation are conducted through a second-order delay control strategy and a proportional integral differential algorithm, and finally smoothness and stability of the liquid pressure are achieved.

The present invention discloses a pressure monitoring system for hysteroscopic surgery and an adaptive flow rate control method thereof, and relates to the technical field of hysteroscopic surgery pressure monitoring and flow rate control. By obtaining the internal pressure value of the uterine cavity and the pressure value of the infusion line, and based on the pressure of the infusion line, analyzing the influence of liquid flow resistance, dynamic viscosity, density and flow rate change on the pressure, an infusion line pressure dynamic compensation model is established to calculate the real pressure value of the infusion line, and compare it with the internal pressure value of the uterine cavity to obtain the pressure deviation index. If the deviation index exceeds the threshold, the excess value is calculated, and the abnormal classification is performed, the feedback level is set, and a PID control equation is constructed to adjust the flow rate of the infusion pump. Through the PID control equation, the flow rate of the infusion pump is adjusted in real time, and the adjusted uterine cavity pressure is monitored and fed back, thereby achieving accurate flow rate control and pressure regulation, and improving the safety of the operation.

A surgical system includes an ultrasound device and a surgical instrument. The ultrasound device includes a shaft having a body defining a longitudinal axis and including a lumen extending coaxially therethrough, and an ultrasound sensor assembly configured to enable ultrasound imaging of a field of view. The ultrasound sensor assembly is disposed at a distal end portion of the body of the shaft, offset relative to the longitudinal axis, and oriented such that the field of view is offset relative to the longitudinal axis. The surgical instrument is configured for removable insertion through the lumen of the body of the shaft and to extend distally from the distal end portion of the body of the shaft.

The invention belongs to the technical field of digital surgery, and particularly relates to a hysteroscope surgical robot control method and system based on multi-modal perception. The method comprises the steps of collecting multi-modal input signals such as visual, auditory, tactile, force sense and pose signals, uniformly performing time synchronization and perception track construction, and combining semantic behavior intention inference and tactile opportunity judgment to realize multi-dimensional consistency verification of operation instructions. And after the judgment result is valid, extracting control execution parameters, driving the mechanical arm to perform accurate operation, recording an execution process and updating a control threshold value to optimize feedback performance. The system comprises an input signal acquisition module, a six-dimensional force sensor module, a semantic inference module, a modal fusion module and the like, a closed-loop structure from sensing to control is constructed, and the operation precision, the interaction stability and the safety response capability of the hysteroscope robot in an operation are remarkably improved.

The present invention discloses an intelligent hysteroscopic liquid management system and a fluctuation suppression method thereof, and relates to the technical field of liquid management of medical equipment. The intelligent hysteroscopic liquid management system and the fluctuation suppression method thereof collect the liquid pressure and flow data inside the uterine cavity and the infusion pipeline by setting a liquid fluctuation detection module, a dynamic fluctuation compensation control module, and a fluctuation suppression module, and extract the liquid fluctuation characteristics and establish a dynamic characteristic model by combining frequency domain and time domain analysis technology. Based on the fluctuation characteristic model, the liquid fluctuation index is calculated in real time, and the flow rate and the opening of the reflux valve of the infusion pump are dynamically adjusted through an adaptive control algorithm, so as to achieve effective compensation and suppression of liquid fluctuations. At the same time, through a flexible shock-absorbing component, high-frequency fluctuations in the liquid transmission process are absorbed at the physical level, and the fluctuation suppression effect is further optimized. The liquid management accuracy in hysteroscopic surgery can be significantly improved, the interference of surgical operations caused by liquid fluctuations can be reduced, and the stability of the surgery can be ensured.

The utility model discloses a kind of hysteroscope liquid leakage prevention structures, including center cylinder base, the both ends of center cylinder base are fixedly connected with end fixed ring, the outer end array of two sides the end fixed ring is fixedly connected with multiple elastic supporting pieces, and the outer end of multiple elastic supporting pieces of same side is equipped with silica gel outer cover, two sides The outer side of elastic supporting piece is fixedly connected with operating slip ring and insertion stop seat respectively, and the outer end of two sides silica gel outer cover is fixedly connected with the outer edge of corresponding side operating slip ring and insertion stop seat.In insertion, small in diameter, it is convenient to set, and will not cause damage to cervix, can effectively solve the problem of clinical surgeon encountered in hysteroscopy surgery in uterine cavity liquid leakage, reduce operation time and surgical complications, improve operation efficiency and safety.

The present invention discloses a hysteroscopic liquid management leakage detection method and system, which specifically relates to the field of hysteroscopic surgery liquid management, and is used to solve the problem of real-time monitoring leakage. The method is to set the sampling frequency and the moving average method, collect pressure data in real time, dynamically update the lag time using the cross-correlation function and the sliding window, build a prediction model to improve the pressure prediction accuracy, dynamically adjust the perfusion pump output using the PID algorithm, continuously monitor and calculate the pressure difference and lag time in real time, generate corresponding signals, divide the lag time series to calculate the lag time complexity index, combine the pressure fluctuation asymmetry index, and comprehensively quantify the system disorder and abnormal pressure fluctuation, provide in-depth risk assessment, and ensure the safety of surgery. Through multi-level evaluation and real-time adjustment, it is possible to accurately monitor the liquid management status, identify potential leakage risks, ensure the smooth progress of surgery and patient safety, and improve system reliability and surgery quality.

The invention provides a perfusion pressure regulation and control system for hysteroscopic surgery, and relates to the technical field of medical equipment. The system comprises an obtaining module used for obtaining a water poisoning dynamic risk value and an average arterial pressure value of an operation object in real time; the target pressure determination module is used for calling a preset dynamic pressure regulation and control model to carry out calculation processing based on the water poisoning dynamic risk value and the average arterial pressure value, and a target pressure value is determined and obtained; the control module is used for generating a control signal for adjusting the execution device based on the target pressure value; and the adjustment execution device is used for adjusting the perfusion pressure in response to the control signal. By means of the technical scheme, balance and unification between the operation safety and the curative effect can be achieved.

The invention provides a hysteroscope uterine distention medium intelligent management and control system and method based on bimodal data fusion. The system comprises an intelligent sensing execution device and a central management and control server. The intelligent sensing execution device is configured to be detachably installed on the outer wall of the fluid infusion pipeline and used for collecting physical state data of the uterus expanding medium in a non-contact mode and executing on-off control. The central management and control server is configured with a bimodal data fusion engine and synchronously receives the operation video stream and the physical state data; a deep learning algorithm is used to identify a surgical operation stage, and a real-time flow rate and an accumulated consumption amount calculated by physical data are combined to derive a dynamic residual available time length; and generating a hierarchical control instruction according to the matching of the calculation result and the operation stage. According to the invention, fluid control information is superposed to an operation picture through an augmented reality technology, and fluid excessive absorption monitoring and microbubble detection logic are integrated, so that intelligent closed-loop control and active security defense of a hysteroscope operation fluid medium are realized.

The utility model discloses a hysteroscope perfusate collector, and relates to the technical field of medical instruments. Comprising a hysteroscope perfusate measuring cylinder, the feeding end of the hysteroscope perfusate measuring cylinder is connected with a drainage mechanism through a pipeline, the drainage mechanism comprises a bottom block, an air bag is fixed to the top of one end of the bottom block, a telescopic arc plate is fixed to the top of one side of the air bag, and fixing blocks are fixed to the two sides of the bottom of the telescopic arc plate respectively. According to the hysteroscope drainage device, the drainage mechanism is arranged, the air bag and the telescopic arc plate are additionally arranged in the drainage mechanism, in the hysteroscope operation process, due to the flexibility and variability of the air bag, the air bag can be well in contact with the bottom of the perfusate outflow position of a patient, perfusate is collected under drainage of the telescopic arc plate, the use experience of the patient is improved, and the use experience of the patient is improved. And the leakage amount of the perfusate is also reduced.

The invention relates to the related technical field of medical constant-temperature equipment, and discloses a constant-temperature infusion device for hysteroscopic surgery, which comprises a fixed clamping seat and two constant-temperature assemblies which are arranged on the fixed clamping seat and distributed left and right, each constant-temperature assembly comprises a heat preservation shell and a constant-temperature cylinder arranged in the heat preservation shell, and the outer wall surface of each constant-temperature cylinder is concave inwards to form a spiral groove; a heat conduction cylinder is arranged in the constant-temperature cylinder, an electric heating piece is arranged in the heat conduction cylinder, a sealed uniform heat cavity is formed between the heat conduction cylinder and the constant-temperature cylinder, the uniform heat cavity is filled with a heat conduction medium, the uniform heat cavity is preliminarily preheated in a low-temperature cavity, and a large amount of liquid in a liquid supplementing cavity, a heating gap and a high-temperature cavity is rapidly heated to a set temperature; the liquid finally flows to the spiral groove of the heat conduction cylinder for final temperature adjustment, the temperature is accurately adjusted to the set temperature, the fluid heating area is large, the device is suitable for the working condition that the fluid discharging speed is high, the fluid heating path is long, staged preheating is achieved, and heat energy is fully utilized.

The invention relates to the related technical field of constant-temperature infusion, and discloses integrated constant-temperature infusion equipment for hysteroscopic surgery, which comprises an infusion support, a constant-temperature box is arranged at the upper part of the infusion support, a plurality of U-shaped through holes are formed in the constant-temperature box, anti-falling constant-temperature components are arranged in the U-shaped through holes, and a plurality of constant-temperature components are arranged in the constant-temperature box; due to the fact that the distance between the inclined faces of the sides, close to each other, of the two guide blocks is gradually reduced from top to bottom, the limiting and fixing effects of a plurality of pairs of movable shells and rubber parts on an infusion tube from top to bottom can be gradually improved, and the anti-falling effect on the infusion tube is greatly improved; first S-shaped channels in a plurality of pairs of movable shells are used for gradually improving the heating effect on liquid in the infusion tube from top to bottom, so that the liquid in the infusion tube is uniformly heated to 36-38 DEG C, and the condition of non-uniform heating is prevented; and the liquid in the infusion tube is heated for multiple times, so that the heating efficiency of the liquid in the infusion tube is improved.

The invention relates to the field of medical auxiliary equipment, in particular to hysteroscope operation equipment which comprises a hysteroscope body, a waste liquid collecting mechanism and a specimen processing mechanism, the hysteroscope body comprises a water inlet pipe and a water outlet pipe, and flow meters are mounted on the water inlet pipe and the water outlet pipe; the waste liquid collecting mechanism comprises an outer barrel, an inner barrel, a cover body and a pipeline, a nozzle is arranged on the cover body, an annular cavity is formed between the inner barrel and the outer barrel, and the inner barrel is communicated with the outer barrel; the specimen processing mechanism comprises a floating ring, a rack, a gear, a pin shaft, an annular specimen cup, a filter screen and a grid cutter which are arranged in the annular cavity, the rack is fixedly connected with the floating ring and can be meshed with the gear, the specimen cup is clamped with the upper end of the rack, the filter screen is placed in the specimen cup and can be matched with the pipeline, an abutting rod is fixed to the cover body, and the grid cutter is fixed to the abutting rod. The gear is rotationally arranged in the outer barrel through a pin shaft, and the pin shaft extends out of the outer barrel. By the adoption of the technical scheme, the in-out amount of normal saline can be measured conveniently, and operation before a sample is submitted for inspection is facilitated.

The utility model discloses an intraoperative specimen collecting device for hysteroscopic surgery, which comprises a main pipeline, a sampling pipeline, a sampling pipeline, a sampling pipeline, a sampling pipeline, a sampling pipeline, a sampling pipeline and a sampling pipeline, and is characterized in that the main pipeline comprises a main pipeline body, and one end of the main pipeline body is connected with a suction pipe while the other end is connected with a negative pressure suction device; the collecting pipeline comprises a branch pipe body communicated with the main pipe body, and the free end of the branch pipe body is detachably connected with a negative pressure source; and the control valves are respectively arranged on the main pipe body and the branch pipe bodies and are used for controlling the main pipe body and the branch pipe bodies to be alternately connected and disconnected. According to the aspirator tube, abnormal tissue specimens reserved in the main tube body can be quickly and accurately transferred into a specimen container during an operation, the aspirator tube does not need to be repeatedly inserted and pulled, it is ensured that the specimens are accurately collected, and the specimens are prevented from being polluted or the operation environment is prevented from being polluted.

The invention belongs to the technical field of intelligent medical control, and particularly relates to a hysteroscope surgical robot control method and system combining visual servo and remote cooperative operation. According to the method, time difference, spatial difference and image error between input of an operation terminal and response of a robot are analyzed through multi-mode information collection, a deviation index set is constructed, an operation mode is judged according to the deviation index set, real-time switching among an autonomous mode, a cooperative mode and a guiding mode is achieved, and a corrected or amplitude-limited control instruction is output. The system further combines image features and tactile feedback to realize real-time adjustment of the position of the instrument, and generates an image prompt layer according to the risk level and outputs visual warning information. And under the condition that the error continuously exceeds the limit, the system can automatically execute forced amplitude limiting and area locking, so that the operation safety is improved. By constructing a closed-loop control link, high-precision collaboration and safe intervention in remote minimally invasive operation are realized, and the method has a good clinical application prospect.

The invention provides a hysteroscope operation image data quality improvement method and system, and relates to the technical field of image processing, the method comprises the following steps: obtaining a hysteroscope image of a target patient at a specific time point, and obtaining multi-modal physiological time sequence data of the target patient before and after the specific time point; performing time sequence feature fusion analysis on the multi-modal physiological time sequence data to obtain individual physiological cycle phase information corresponding to a specific time point; inputting the individual physiological cycle phase information into a pre-trained healthy uterine cavity image generation agent, and outputting and obtaining a standard healthy uterine cavity reference image corresponding to a specific time point; and comparing the hysteroscope image with the standard healthy uterine cavity reference image, generating a pathological residual feature map, and performing enhanced display on the pathological residual feature map. The technical problem that in the prior art, abnormal features of hysteroscope images are not prominent is solved.

The invention provides a hysteroscopic surgery path guiding method and system, and the method comprises the steps: obtaining multi-modal scanning data of a target region, and constructing a three-dimensional structure model of the target region based on the multi-modal scanning data of the target region; generating abnormal path guidance information of each abnormal region through a path guidance generation strategy based on the abnormal type of each abnormal region and the position range of each abnormal region; on the basis of the current position information of the hysteroscope and the current picture information of the hysteroscope, current advancing information of the hysteroscope is generated in the three-dimensional structure model; and based on the abnormal path guidance information of each abnormal area and the current advancing information of the hysteroscope, in the current picture information of the hysteroscope, generating the current path guidance content of the hysteroscope to each abnormal area, and performing picture display on the current path guidance content of the hysteroscope to each abnormal area to a worker. By adopting the scheme, the real-time path guiding effect on the hysteroscopic surgery can be improved.

The invention provides a suture line for manyule fixing and suturing, a fixing and suturing instrument and application, and belongs to the technical field of medical instruments. A circular ring is arranged at one end of the suture line, and more than one line knot is arranged on the suture line. The circular ring at the tail end of the suture is used for fixing the Munyun ring, so that the stimulation of the suture tail and the suture knot to the endometrium when the Munyun ring is connected through knotting and binding in the operation process is reduced, and the postoperative vaginal bleeding and bleeding are reduced. After the fixed stitching instrument is used for stitching a needle in the uterine cavity, the suture line is pulled until the line knot is embedded into the muscular layer or penetrates through the muscular layer to be fixed at a needle outlet point, so that the line knot plays a role in anchoring, and the Mune music is fixed in the uterine cavity. When the Munule is taken out, a hysteroscope operation is not needed again, and the Munule can be taken out only by clamping and pulling the Raman Munule ring according to a conventional method. When the suture is used for suturing and fixing Munule in an operation, the fixing effect is ensured, the operation time is shortened, the operation difficulty is reduced, the operation mode is simple and convenient, and the learning time of an operator is shortened.

The invention discloses a hysteroscope real-time image correction method and system, which specifically relate to the technical field of medical image processing, and comprise the following steps: quality scoring of hysteroscope real-time images, judging image quality risks of acquisition windows, performing abnormal analysis on windows with risks, obtaining image complexity index and environmental change index, substituting into a pre-trained machine learning model, evaluating the comprehensive use quality of the images, dividing the images into low-quality and high-quality windows, judging and executing corresponding image correction operations for the low-quality windows according to the image complexity index, environmental change index and comprehensive use quality; the invention can accurately identify the risks of insufficient image quality, and perform corrections in time, thereby ensuring the clarity and detail richness of images during hysteroscopic surgery, being able to adapt to different surgical environment conditions, effectively managing changes in image quality, and ensuring that high-quality images can still be obtained in complex environments.

The utility model discloses a hysteroscope with a side backflow structure, which comprises a hysteroscope body and an insertion tube led out from the hysteroscope body, and a water tube is arranged in the insertion tube and the hysteroscope body in a penetrating manner; the insertion pipe comprises an insertion pipe body and an end cover, a side backflow structure is further arranged between the insertion pipe body and the end cover, and an opening in one end of the water pipe is formed in the side backflow structure. The hysteroscope with the side face backflow structure is simple in structure, liquid can enter and exit the water pipe from the end cover and can also enter and exit the water pipe from the side face backflow structure through the arrangement of the side face backflow structure, the flowing rate of the liquid is greatly increased, and the hysteroscope operation or examination efficiency is improved.

A surgical robot actuator suitable for hysteroscope surgical operation comprises a clamping part and a control part, and the clamping part is configured to fixedly install a surgical operator to ensure that the surgical operator does not shake in the surgical process; the control part is configured to drive the surgical operator to complete surgical actions; the clamping part comprises a main fixing plate, the main fixing plate provides fixing positions for parts of the clamping part and the control part, and the main fixing plate separates the clamping part from the control part; the control part comprises a shell, the shell is fixedly installed on the main fixing plate, and the control part further comprises a front bearing seat, a lead screw nut, a linear bearing, a guide rod, a lead screw, a rear bearing seat, a coupler, a motor, a shading piece and an infrared sensor. The actuator is easy to operate, and medical staff are not prone to being polluted by body fluid of a patient. And the sterile sleeve cannot be wound on a surgical operator.

The invention relates to the field of medical instruments, and particularly discloses a multi-angle probe device capable of being flexibly operated in hysteroscope surgery, which comprises a hysteroscope body, an end cover is arranged on the hysteroscope body, a probing assembly is arranged on the end cover, a supporting assembly is arranged in the end cover, and a rotating assembly matched with the probing assembly is arranged on the supporting assembly. A probe assembly is arranged at the end of the rotating assembly. According to the invention, the probe assembly can be extended and contracted, the multi-angle adjustment effect of the probe assembly is realized, the in-vivo tissue can be expanded by the probe assembly, the body fluid can be rapidly absorbed, the sight line is prevented from being blocked by the body fluid, and the focus part is conveniently shot, so that the shadow phenomenon of the shot image is reduced, and the shooting efficiency is improved. Information of a focus position can be obtained, medical staff can operate a patient conveniently, the flexibility of the device is improved, the operation precision is improved, the operation time and difficulty are reduced, the treatment effect is improved, and the operation risk is effectively reduced.

The pudendum protection device comprises a soft and elastic silicon rubber case, the silicon rubber case is of a double-layer structure, a channel is formed between the double layers of the side wall of the silicon rubber case, and a spray washing hole communicated with the channel is formed in the inner wall of the front end of the silicon rubber case. The outer wall of the rear end of the silicon rubber case is connected with a connector communicated with the channel; the silica gel sleeve can sleeve the head of the vaginal speculum; and the liquid pressurizing and supplying mechanism can be communicated with the connector. The head of the vaginal speculum is sleeved with the soft and elastic silica gel sleeve, the protection effect can be achieved, and the vagina of a patient is not prone to being damaged; the spraying hole in one end of the silica gel sleeve can be used for spraying the cervix position, secretions of the cervix are reduced, and a hysteroscope can be conveniently and smoothly inserted into the cervix in a clean mode; the vaginal speculum is simple in structure, low in cost and capable of being directly matched with an existing vaginal speculum for use; the cleaning liquid bottle, the pressure pump, the hose and the connecting plug can be reused; the use is convenient.

The ultrasonic device includes a frame and an ultrasonic sensor assembly. The frame includes first and second rails spaced apart from one another and a longitudinal section defining a longitudinal axis. The longitudinal section has a distal end portion. The ultrasonic sensor assembly is configured to enable ultrasonic imaging of a field of view and is attached to the distal end portion of the longitudinal section of the frame and oriented such that the field of view is disposed at an oblique angle relative to the longitudinal axis. A surgical system is also provided that includes the ultrasonic device and a surgical instrument insertable therethrough.

The utility model discloses a disposable hysteroscope imaging catheter and a hysteroscope. The imaging catheter comprises an insertion tube, an imaging module base installed at the front end of the insertion tube, and an insertion part which plays a guiding role at the foremost end when the imaging catheter is inserted into the cervix uteri. The imaging module seat comprises a front end face and a side wall, the front end face comprises an inclined section, and the inclined section and the side wall intersect to form an insertion part. According to the disposable hysteroscope imaging catheter disclosed by the utility model, a doctor can use a hysteroscope with the diameter of the imaging module seat being 5mm to perform an operation; when a doctor inserts the imaging catheter into a uterine cavity, the sharp-most corner of the guide arc firstly enters the cervix uteri, then the large-head part is slowly guided into the guide arc, and finally the whole insertion part is inserted into the cervix uteri, and in the whole process, the front-most end face of the imaging module seat of the insertion part is a guide part, so that the operation of the doctor is convenient, a patient feels more comfortable, and the patient is painless in an operation; secondary womb dilation injury is not needed, images watched by a doctor are clear and high in pixel, the visual field of the doctor in an operation is expanded, and the operation of the doctor is more convenient and accurate.

The utility model provides a hysteroscope operation liquid collecting device which comprises a collecting splash-proof main body, an elastic film and a liquid outlet pipe, the collecting splash-proof main body is of a semicircular cup-shaped structure, and a collecting cavity used for assisting in collecting overflowing uterine distention liquid is arranged in the collecting splash-proof main body. The collection cavity is provided with a first opening in the upper part of the collection splash-proof main body, the first opening is used for allowing overflowing uterine distention liquid to enter the collection cavity and clamping a cervical canal fixing device, and the collection cavity is provided with a second opening in the lower part of the collection splash-proof main body; the at least three elastic films are arranged on the second opening in the circumferential direction of the second opening, and the elastic films are tightly spliced together and seal the second opening; and one end of the liquid outlet pipe is inserted into the collecting splash-proof main body and is communicated with the collecting cavity. The hysteroscope operation liquid collecting device can assist in collecting uterine distention liquid in hysteroscope examination and prevent the uterine distention liquid from splashing out in the operation.

An ultrasound device includes a frame and an ultrasound sensor assembly. The frame includes first and second rails spaced apart relative to each other and a longitudinal segment defining a longitudinal axis. The longitudinal segment has a distal end portion. The ultrasound sensor assembly is configured to enable ultrasound imaging of a field of view and is attached to the distal end portion of the longitudinal segment of the frame and is oriented such that the field of view is disposed at an oblique angle relative to the longitudinal axis. A surgical system is also provided that includes the ultrasound device and a surgical instrument insertable through the ultrasound device.

An ultrasound device includes a frame and an ultrasound sensor assembly. The frame includes first and second rails spaced-apart relative to one another and a longitudinal section defining a longitudinal axis. The longitudinal section has a distal end portion. The ultrasound sensor assembly configured to enable ultrasound imaging of a field of view and is attached to the distal end portion of the longitudinal section of the frame and oriented such that the field of view is disposed at an oblique angle relative to the longitudinal axis. A surgical system including the ultrasound device and a surgical instrument insertable therethrough is also provided.