184 results about "Hysteroscopes" patented technology

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 discloses a hysteroscope, and relates to the related technical field of hysteroscopes, the hysteroscope comprises a shell, a containing cavity is arranged in the shell, a valve core is installed on the inner wall of the containing cavity, the valve core is provided with a connection cavity along the axial direction, the valve core is connected with a working channel, a flushing channel and a suction channel, the working channel comprises a thin-wall steel pipe inserted with the valve core, and the thin-wall steel pipe is connected with the valve core. A transmission cavity is formed in the thin-wall steel pipe, the thin-wall steel pipe is provided with a working pipe in the transmission cavity, the inserting part extends into the connecting cavity, the peripheral side of the valve element is rotationally connected with a valve seat, an annular cavity communicated with the transmission cavity is formed in the valve seat, and the valve seat is communicated with the flushing channel and the suction channel; the valve core is rotationally connected with the valve seat, so that the valve seat and the connected water-gas pipe and liquid outlet pipe cannot be driven when the valve core drives the thin-wall steel pipe to rotate, the problem of pipeline winding is avoided, and the stability and reliability of equipment operation are guaranteed; a sealing cavity is formed in the valve seat through a sealing ring, effective isolation of the liquid outlet pipe and the liquid inlet pipe is achieved, and liquid leakage is prevented.

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 invention relates to a lightweight yolov8-based endometritis classification and identification method and system, and the method comprises the steps: determining classified target historical hysteroscope image data, and enabling classification labels to comprise a normal classification group indicating normal endometrium and a lesion classification group indicating the existence of endometritis; dividing the target historical hysteroscope image data according to a preset distribution proportion to obtain training data and verification data; training data and verification data are input into a yolov8 classification model, in the training process, model lightweight processing is carried out based on weight importance pruning, quantification and knowledge distillation technologies, and feature weighting and selection based on an attention mechanism are carried out on target area features detected by yolov8 and related to endometrium and pre-acquired auxiliary modal features, so that the model weight is reduced; key feature information is extracted; and inputting real-time hysteroscope image data into the trained yov8 classification model to obtain an endometrial inflammation classification result for auxiliary diagnosis.

The utility model relates to the field of medical instruments. The hysteroscope liquid collecting barrel comprises a collecting barrel body, a floating groove is formed in the lower side of one end of the collecting barrel body, a floating block is slidably inserted into the floating groove, a separating barrel is attached to the upper end of the collecting barrel body, a sliding groove is fixed to the inner wall of the lower end of the separating barrel, and magnets are fixed to the two ends of the inner wall of the sliding groove. And the upper end of the separation cylinder is in threaded connection with a protective cover. Through cooperative use of the placing box and the filter screen, liquid and secretions in a human body can be separated, when a worker needs to check the secretions, the bolt can be rotated to enable the adjusting blocks to be separated from the separation cylinder, at the moment, the two sets of adjusting blocks are pulled outwards to be separated from the surface of the separation cylinder, and the liquid in the human body can be separated from the secretions in the separation cylinder. And then the separating cylinder is moved upwards, and at the moment, the placing box can be independently taken out for checking, so that the overall working efficiency is improved.

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 utility model discloses a hysteroscope. The hysteroscope comprises a handle, a camera lens and an insertion part, the tail end of the long strip section is connected with the handle in an assembled mode, the bent inclined section is bent out of the head end of the long strip section and obliquely extends in the direction away from the handle, the tip end is connected with the bent inclined section in an assembled mode, and the camera lens is assembled on the tip end. The pick-up lens is also obliquely arranged relative to the bent inclined section in the bending direction of the bent inclined section, so that the inclination angle of the pick-up lens relative to the long strip section is the sum of the inclination angle of the bent inclined section relative to the long strip section and the inclination angle of the pick-up lens relative to the bent inclined section; therefore, the hysteroscope provided by the utility model can realize a larger visual angle to meet more clinical requirements, and can also meet the operation and use of hard instruments at the same time.

The utility model discloses a multilayer rubber mat sealing structure of a hysteroscope. The multilayer rubber mat sealing structure comprises a first rubber mat, a second rubber mat and a flexible connecting arm which can be bent and folded. A first avoiding groove is formed in the side wall of the first rubber mat, and a second avoiding groove is formed in the side wall of the second rubber mat; one end of the connecting arm is located in the first avoiding groove and connected with the groove wall of the first avoiding groove into a whole, the other end of the connecting arm is located in the second avoiding groove and connected with the side wall of the second avoiding groove into a whole, and the thickness of the connecting arm is smaller than the groove depth of the first avoiding groove and the groove depth of the second avoiding groove; when the first rubber mat is arranged relative to the second rubber mat, the connecting arm is bent and folded, and the bent and folded part of the connecting arm can completely sink into the first avoiding groove and / or the second avoiding groove; the multi-layer rubber mat sealing structure can be normally installed in the liquid return mechanism under the condition of preventing neglected installation. In addition, the utility model further discloses a hysteroscope.

The application discloses a hysteroscope with a side-entry general instrument guiding system, comprising a mirror body and an outer sheath, the outer sheath is sleeved on the long shaft of the mirror body and can move along the long shaft, the outer sheath is provided with a guiding part, and the guiding part is provided with an open placing groove. The application completely moves the instrument channel from the inside of the hysteroscope to the outside, sets the open placing groove on the outer sheath, and forms a unique "side-entry" guiding structure. The design fundamentally liberates the size limitation of the instrument and the operation freedom, and can be applicable to general instruments such as scissors, grabbing forceps, biopsy forceps, separating forceps, needle holding forceps and the like. When the instrument is guided to a target operation position, the instrument is precisely released and individually retained in the operation area by simply pulling back the outer sheath, so that an unprecedented wide operation space is obtained, and doctors can perform various complex operations with a larger amplitude, a stronger force and a higher flexibility.

1. Name of the product in this design: Hysteroscope. 2. Purpose of this design: A disposable medical device used for imaging and examination of the uterine cavity, in conjunction with an endoscopic image processor. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The utility model discloses a sterile operation kit suitable for hysteroscope and transurethral operations, and relates to the field of gynecological and urology department operation tools, in particular to a sterile operation kit suitable for hysteroscope and transurethral operations, which comprises a treatment towel and a liquid collecting device, and the treatment towel and the liquid collecting device are provided with operation holes. The liquid collecting device is arranged on the treatment towel corresponding to the surgical hole, the liquid collecting device is of a foldable structure, and one side of the liquid collecting device can cover the surgical hole after being turned over; a collecting device for collecting liquid flowing out in the operation process is arranged at one end of the liquid collecting device. The device has the advantages that the operation preparation process is simplified, the operation time is shortened, and the operation turnover is accelerated. The collection and disinfection cost of conventional operation cloth is reduced, and meanwhile, hospital infection is effectively avoided; the operation kit can effectively prevent liquid from leaking out of an operation sheet to soak the skin of a patient, so that hypothermia of the patient in an operation is effectively prevented.

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 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 hysteroscope comprises a handle, a circuit board, a long-strip-shaped insertion part assembled on the handle, a booster pump and an operation key used for controlling the booster pump to work. The insertion part is provided with a liquid inlet channel and a liquid return channel, the circuit board is assembled on the handle, and the handle is provided with a liquid inlet connector and a liquid return connector; the booster pump and the operation key are both assembled on the handle, the inlet end of the booster pump is communicated with the liquid inlet connector, the outlet end of the booster pump is communicated with the liquid inlet channel, the liquid return channel is communicated with the liquid return connector, and the circuit board is electrically connected with the booster pump and the operation key. Therefore, the uterus distention machine or the pressurizing bag can be replaced to achieve easy liquid inlet uterus distention, and operation of the hysteroscope is simplified.

The invention discloses a uterine horn anti-reflux device, namely a uterine horn plug. The uterine horn plug is made of a flexible material with certain transparency, is an umbrella-shaped structural body, and consists of a cambered conical plug head, a circular plug film extending outwards from the bottom surface of the conical plug head, a plug handle connected with the bottom surface of the plug head, and a tail wire connected with the conical tip of the plug head. When the uterine cavity is filled with uterine swelling liquid, the uterine horn plug is placed at the uterine horn of the uterine cavity, the tail wire faces the fallopian tube, when the uterine swelling liquid flows back to the fallopian tube, the tail wire enters the fallopian tube along with the uterine swelling liquid, the plug head is guided to the communicating position of the uterine horn and the fallopian tube, and the plug head is plugged in the opening direction of the fallopian tube of the uterine horn. Meanwhile, the plug membrane covers the periphery of the fallopian tube opening of the uterine horn to block the fallopian tube opening of the uterine horn and prevent the uterine distention liquid from continuously and reversely flowing into the fallopian tube, so that the uterine distention liquid is prevented from entering the abdominal cavity through the fallopian tube, and the uterine distention effect is enhanced. The device is matched auxiliary equipment used in the hysteroscope.

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.

This invention discloses a hysteroscopic plasma snare device, comprising an operating handle, an operating ring electrode rod, a plasma coil, a basket, and a coagulation electrode. The operating ring is fitted onto the operating handle, the electrode rod is located at one end of the operating handle, and the plasma coil is located at one end of the electrode rod. The plasma coil is controllably contracted within the electrode rod. The basket for retrieving excised tissue is located on the plasma coil, and the coagulation electrode is located at the end of the plasma coil, allowing for controlled coagulation at the tissue excision site. Advantages include: supplying physiological saline to the plasma coil at one end of the electrode rod to generate plasma for excision of the affected tissue; ease of use and preservation of the excised tissue; using the basket to hold the excised tissue for complete removal, facilitating pathological analysis; and timely coagulation at the excision site using the coagulation electrode, reducing postoperative complications and avoiding equipment changes during surgery, making it convenient and quick to use.

The utility model relates to the technical field of medical instruments, in particular to a hysteroscope water leakage prevention device which comprises a catheter for a hysteroscope to be inserted and a blocking air bag made of elastomer materials, the blocking air bag is connected outside the catheter in a sleeved mode, and the blocking air bag comprises a necking front end, a front air ring, a connecting portion and a rear air ring. The inner diameter of the inserting opening at the front end of the necking opening is smaller than the outer diameter of a hysteroscope sheath; the inner side face of the front air ring is connected with a front air ring ventilation pipe penetrating through the guide pipe, and the front air ring is connected between the front end of the necking opening and the connecting part. The outer side wall face of the rear air ring is gradually thickened from back to front, the inner side face of the rear air ring is connected with a rear air ring ventilation pipe penetrating through the guide pipe, and the rear air ring is connected to the rear portion of the connecting part. The rear ends of the front balloon breather pipe and the rear balloon breather pipe are used for being connected with an inflating and deflating device. The utility model has the advantages of simple structure, difficulty in water leakage, smaller influence on the inspection range and less discomfort.

The utility model relates to an integrated electronic hysteroscope examination device which comprises a hysteroscope body. The overflow mechanism is mounted in the hysteroscope body; the transmission mechanism is arranged on the surface of the hysteroscope body and used for controlling circulation of liquid; a connecting pipe is rotationally installed in the hysteroscope body, a material penetrating needle assembly is connected to an opening in the top of the connecting pipe, the overflow channel can discharge liquid out of a uterine cavity in time, the view field is kept clear, it is ensured that a doctor can accurately observe the condition in the uterine cavity, the liquid in the uterine cavity is discharged through the overflow channel, and the doctor can accurately observe the condition in the uterine cavity. Pressure in a uterine cavity can be reduced, the convex part at one end of the sheathing canal is located in one side of the hysteroscope body, the sheathing canal is sleeved with the installation ring, the installation ring and the hysteroscope body are installed in a threaded mode, the sheathing canal and the hysteroscope body are fixedly connected, the two canal bodies are both connected with the adjusting valve, and a connector tube on the surface of the adjusting valve can be connected with an external hose for use. Wherein the regulating valve is used for controlling the closing and opening of the internal passage.

A diagnostic hysteroscope accessory is suitable for creating a surgical channel outside the diagnostic hysteroscope. The accessory has an elongated element (1) having a convex profile configured for sliding engagement with the diagnostic hysteroscope sheath (H) in a cross section. The elongated element (1) includes a distal section (10) suitable for providing a passage (14) for a closure or surgical instrument, and a central section (16) forming a duct suitable for continuing the passage (14) through a distal port (21) and a proximal port (20). Additionally, a connector assembly (3) capable of ensuring the continuity of the passage to the duct is provided, and on the opposite side of the duct, a fastening device (4) is provided having at least two tubular tracts (24, 25) angled toward each other and a removable connection means for attaching the elongated element (1) to the main body of the diagnostic hysteroscope.

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 utility model discloses a tube cavity matched with a hysteroscope sheath for use and having a suction function, which comprises a tube body, a suction channel is formed in the tube body along the length direction, a suction end is formed corresponding to the front end of the tube body, the front end of the tube body is connected with a trumpet-shaped suction unit made of an elastic material, and a sliding structure is formed between the suction unit and the tube body. The sliding structure is used for allowing the suction unit to slide relative to the axis direction of the suction channel. The front end of the tube body can obtain a larger suction area through the trumpet-shaped suction unit so as to improve the suction effect, the elastic suction unit can be folded to reduce the size of the tube body so that the tube body can enter the uterus through a hysteroscope, meanwhile, the elastic suction unit can also guarantee flexible contact with the inner wall of the uterus, and the suction effect is improved. And through the arrangement of the sliding structure, a certain movement range can be provided for the attraction unit, and then the safety performance is further improved in cooperation with the elastic material of the attraction unit.

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 deep learning-based endometrial cancer detection method and system, and relates to the technical field of cancer detection, and the method comprises the steps: obtaining preliminary survey data; determining a preliminary survey result; determining whether histopathology detection is needed or not; if histopathology detection needs to be carried out, hysteroscope guided biopsy data of the patient to be detected are obtained, and a histopathology definite diagnosis result is determined; determining whether further detection is needed or not; if further detection is needed, acquiring patient physiological state data, medical image data and laboratory detection data of the to-be-detected patient; determining a physiological state influence coefficient of the patient; processing the medical image data, the laboratory detection data and the physiological state influence coefficient of the patient through a trained tumor deterioration time prediction model, and determining predicted tumor deterioration time; determining an endometrial cancer danger coefficient; and generating a detection report. According to the invention, the accuracy of the detection result of the endometrial cancer can be improved.

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 utility model relates to a line knot fixing steel needle used for a hysteroscope manyule ring fixation operation, and belongs to the field of medical instruments. The needle tip comprises a handle part, a rod part and a tip part, the handle part is arranged at one end of the rod part, the tip part is arranged at the other end of the rod part, the tip part comprises a needle tip body, a wire clamping groove and a wire clamping table, the wire clamping groove is formed between the root of the needle tip body and the wire clamping table, and the bottom of the wire clamping groove is of a C-shaped structure. The axis of the rod portion is the axis of the rod portion, the axis of the needle point body is the axis of the needle point, the axis of the rod portion and the axis of the needle point are arranged in a staggered mode, the handle portion, the rod portion and the tip portion are of an integrated structure, the needle point body is of a rectangular pyramid structure, and the included angle between the two side walls of the wire clamping groove is 80 degrees.

The utility model discloses an intrauterine device placing mirror convenient to observe, including hysteroscope main part and be located with adjustable type plugging portion on hysteroscope main part, the utility model discloses an adjustable type plugging portion, can be in via inflatable plugging portion with the mouth of uterus plugging in the same time, the elastic plugging piece between inflatable plugging portion and hysteroscope main part can make hysteroscope main part still can be in inflatable plugging portion center free activity, and the operation doctor can be in after ensuring inflatable ring and elastic plugging piece with the mouth of uterus plugging, via the elasticity and the wrinkle shape structure of surface of setting of elastic plugging piece senior elasticity, realize the free activity of hysteroscope main part in the intrauterine device placing process, to this to facilitate operator via multiple angle observation.

This utility model discloses a multi-angle observation hysteroscopic device, relating to the field of medical equipment assistance. It includes a main body, a guide sheath, a front catheter, a rear catheter, an interface connector, control forceps, a cleaning channel, a control channel, a light source, a steering mechanism, a flexible lens, and a saline outlet. In this utility model, the doctor can simultaneously observe both sides of the uterine wall through flexible lenses A and B without reversing the device or frequently adjusting the angle, improving operational convenience. The steering mechanism allows for flexible control of the lens angle, further optimizing the field of view. The cleaning channel, through the saline outlet, removes secretions or haze from the observation area, ensuring a clear view. The light source provides uniform illumination through the front catheter, ensuring good brightness in the field of view. The control channel and steering mechanism work together to ensure the doctor can accurately control the lens direction, improving the accuracy of the examination.