42 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.

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 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 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 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 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 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.

A surgical system includes a working device, a hysteroscope configured to receive the working device such that the hysteroscope constrains motion of the working device in at least one degree of freedom while permitting motion of the working device in at least one other degree of freedom, and an ultrasound device configured to receive the hysteroscope such that the ultrasound device constrains motion of the hysteroscope in at least one degree of freedom while permitting motion of the hysteroscope in at least one other degree of freedom. The working device, the hysteroscope, and the ultrasound device are configured to couple to at least one robotic arm.

The utility model discloses a specimen storage box for hysteroscopic surgery, and relates to the technical field of specimen storage boxes for hysteroscopic surgery, the specimen storage box comprises a storage box body, a refrigeration part is installed in the storage box body, a placing mechanism is installed in the storage box body, the refrigeration part comprises a limiting frame, and the limiting frame is fixedly connected with the storage box body. And the limiting frame is fixedly connected to the interior of the storage box, a sliding strip is slidably connected to the interior of the limiting frame, and a placing frame is fixedly connected to one side of the sliding strip. According to the refrigeration bag storage device, the fixing bolts are separated from the fixing blocks by rotating the fixing bolts, a worker pulls the sealing plate, the sealing plate pulls out the storage frame, when the storage frame is pulled out, limiting sliding pulling is conducted on the limiting frame through the sliding strips, a refrigeration bag is placed in the storage frame, and therefore cold air is emitted; and the internal space of the storage box is cooled, so that the specimens can be stored at low temperature, and the specimens are prevented from going bad.

The utility model relates to the technical field of collecting devices, and provides a liquid collecting device for gynecological hysteroscopic surgery, which comprises an upper group of supporting components and a lower group of supporting components which are arranged on a positioning rod, each supporting component comprises two first connecting rods, two adapter connecting rods and two second connecting rods, the two first connecting rods are hinged with the positioning rod, and the adapter connecting rods are hinged with the positioning rod. The two second connecting rods are arranged in a hinged mode, the first movable ends of the two first connecting rods are hinged to the second movable ends of the two second connecting rods through the two switching connecting rods correspondingly, and the supporting assembly is in an unfolded state or a folded state after rotating; after the bottom support and the supporting assemblies are in an unfolded state, the bottom support is arranged on the supporting assembly on the upper side; the top cover is arranged above the bottom support and used for covering the upper end of the plastic bag; when the supporting assembly is in the storage state, a storage interval is formed between the first connecting rod and the second connecting rod, and the storage interval is used for containing the bottom support and the top cover. By means of the technical scheme, the problem that in the prior art, storage is not convenient is solved.

The utility model relates to a disposable hysteroscope operation specimen collecting device which comprises an operation incision pasting film, a guide hopper, a flow guide pipe, a collecting part and a collecting barrel. A surgical field hole is formed in the middle of the surgical incision pasting film, one side of the surgical incision pasting film is connected with the two ends of the guide hopper, the lower end of the guide hopper is connected with the upper end of the flow guide pipe, the lower end of the flow guide pipe is connected with the upper end of the collecting part, and a plurality of liquid drainage holes are formed in the side wall of the collecting part; the exterior of the collecting part is detachably connected with the collecting barrel, and a folding part is arranged on the lower portion of the collecting barrel. The collecting barrel is arranged outside the collecting part, liquid discharged from the liquid discharging hole directly enters the collecting barrel to be collected, medical staff do not need to prepare a collecting device additionally, the link that the collecting part corresponds to the collecting device is avoided, preoperative preparation operation is simplified, the collecting part is connected with the collecting barrel, and the collecting barrel is convenient to use. And liquid can be prevented from flowing to an operating bed or the ground.

1. The name of this design product: Hysteroscope. 2. Application of this design product: as an instrument for hysteroscopic surgery. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The invention discloses a hysteroscopic surgery whole-process information management system, and relates to the technical field of hysteroscopic surgery. Comprising an information registration module, a pre-operation evaluation module, a scheme recommendation module, an intra-operation collaboration module, a post-operation management module, a follow-up management module, a data security module, a consumable management module, a doctor-patient interaction module and a scientific research analysis module, and all the modules interact in real time through a data bus to form an evaluation-execution-management-scientific research closed loop. And the information management efficiency and the medical quality are obviously improved. According to the system, through a machine learning algorithm of the preoperative evaluation module, the age, medical history and laboratory indexes of a patient can be automatically analyzed, the risk probability of bleeding, infection and the like in the operation can be predicted, a personalized preparation scheme including preoperative medication and fasting time can be generated, and the scheme recommendation module supports automatic matching of an operation style and an instrument list. A standardized operation process is generated in combination with historical operation data, and the decision-making difficulty of novice doctors is reduced.

The application belongs to the technical field of digital surgery, and particularly relates to a hysteroscope surgery robot control method and system based on multi-modal perception. The method comprises collecting visual, auditory, tactile, force sense and pose multi-modal input signals, uniformly performing time synchronization and perception trajectory construction, combining semantic behavior intention inference and tactile timing judgment, and realizing multi-dimensional consistency verification of operation instructions. After determining the effective result, control execution parameters are extracted and a mechanical arm is driven to perform accurate operation, and the execution process is recorded and control thresholds are updated 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, and a closed-loop structure from perception to control is constructed, which significantly improves the operation accuracy, interactive stability and safety response capability of the hysteroscope robot in surgery.

The invention relates to an intelligent monitoring system for uterine distention liquid, which solves the problems that the existing hysteroscopic surgery is lack of special uterine distention liquid input and output monitoring equipment and cannot monitor the difference value of the input and output of the uterine distention liquid in real time. Comprising a base, a host control panel, a first electronic scale, a second electronic scale and an alarm. When in use, bagged uterine distention liquid is positioned on the uterine distention liquid suspension device, the first electronic scale transmits detected data of the uterine distention liquid to the host control panel to obtain an initial amount W1, the weight W2 of the uterine distention liquid bag is measured in time during operation, the W1 is subtracted from the W2 to obtain an outflow amount W3 of the uterine distention liquid in time, and the second electronic scale measures the weight W4 of the recycled uterine distention liquid in time. An algorithm that W3 minus W4 is equal to the loss amount of the uterine distention liquid is the uterine distention liquid perfusion reduction and recovery difference value W5, the host control panel can dynamically record and store the loss amount, the W5 can be dynamically and highlighted on the host control panel, an alarm threshold value aiming at the W5 can be set on the host control panel, and timely alarm reminding is achieved.

The present application relates to the technical field of medical devices, and discloses a gynecological hysteroscope surgery object-taking forceps, which comprises a forceps rod, the two ends of the forceps rod are respectively provided with a forceps head and a forceps handle, the inner side of the forceps rod is provided with a storage box and a push rod, and the outer side of the forceps rod is provided with a negative pressure assembly; one end of the push rod is connected with a movable lasso, the other end is connected with a push plate, the inside of the push rod is provided with a gas conveying channel, one end of the gas conveying channel is in communication with the inner side of the movable lasso, and the other end is connected with the negative pressure assembly; the push rod can push the movable lasso to separate from or enter the storage box, and the suction force generated by the negative pressure assembly can be transmitted to the tail end of the push rod through the gas conveying channel, so that the pre-fixing of target cervical tissue by the movable lasso and the adsorption of cut tissue by the negative pressure assembly can avoid repeated operation caused by tissue movement in the cutting process, reduce accidental damage to other surrounding tissues, reduce the risk of surgery and speed up the surgery process.

The invention discloses a biomarker for predicting cervical insufficiency and application thereof, and belongs to the technical field of biomedicine. In order to solve the problem that the prediction effect is limited due to the fact that current cervical insufficiency prediction is only analyzed on the basis of limited factors, clinical data of women receiving in-vitro fertilization-embryo transplantation treatment are studied, and biomarkers for predicting cervical insufficiency, including testosterone, androstenedione and AMH, are clarified. The biomarker is combined with BMI, hysteroscope operation times, diabetes mellitus before pregnancy, cervical length and past pregnancy times data of a patient to construct a column diagram model for predicting cervical insufficiency, so that high-risk groups with cervical insufficiency can be identified more accurately before pregnancy; therefore, the risk of abortion or premature delivery related to cervical insufficiency is reduced.

The invention relates to the technical field of hysteroscope operations, and discloses a hysteroscope operation cervix sealing and lifting device with a bionic lotus leaf structure, which comprises a main body assembly and a base, a hysteroscope body is arranged on the base, a liquid inlet and a liquid outlet are formed in the hysteroscope body, an instrument channel is connected to the hysteroscope body, and a light guide interface is formed in one side of the hysteroscope body; the lifting assembly is located on the mirror body and comprises a lifting piece. The device has the beneficial effects that the lifting device is arranged, the bionic lotus leaf microstructure is arranged on the surface of the disc body, a super-hydrophobic surface is formed, penetration of uterine distention liquid can be effectively prevented, the device is arranged outside the hysteroscope body in a sleeving mode and can be separated from the hysteroscope body, thorough sterilization and disinfection are facilitated, the device can be installed on hysteroscope bodies of different sizes, and the device is convenient to use. The locking structure can ensure that the disc body and the endoscope body are tightly attached, relative position deviation of the disc body and the endoscope body is avoided, and the elastic air bag ring is arranged on the edge of the disc body, so that sealing performance of the lifting device is improved, and the problem of leakage of uterine distention liquid is solved.

The utility model provides a waste liquid solid-liquid separation device for gynecologic hysteroscopic surgery, and relates to the field of solid-liquid separation equipment, the waste liquid solid-liquid separation device comprises a device box, a partition plate is fixedly arranged in the device box, a separation mechanism is fixedly arranged in the device box, after a medical worker pours waste liquid into the device box, a filter plate in the device box carries out solid-liquid separation on the poured waste liquid, and the solid-liquid separation mechanism is arranged in the device box. Under the obliquely-arranged filter plate, filtered solids fall to the other side of the partition plate of the device box, and when the solids are accumulated on the filter plate and cannot fall normally, the filter plate moves in the movable groove through the movable column under the driving of the self weight of the solids, so that the solids fall into the device box through the movable column. A movable column drives a supporting block to move downwards, the supporting block drives a spring to be in a compressed state, after solids on the filter plate fall, driving on the spring is relieved, and the spring drives the movable column to move upwards through the supporting block; and the movable column drives the filter plate to reset.

The present invention discloses a multi-channel hysteroscopic surgery operating system, the main body of which is composed of a cervical cap, a long sheath base, and a control push rod. The hemispherical surface of the cervical cap is connected to the long sheath base, and the front-end annular sealing ring is connected to the control push rod. The cervical cap is a hollow hemispherical structure, provided with a hemispherical surface, an annular sealing ring, and an elastic washer. The control push rod is composed of a pressing plate handle and an annular ring. The annular ring is a rigid structure, composed of an elastic limit rotating shaft and an annular ring. The elastic limit rotating shaft is provided with a return spring, a free rotating shaft, and a limit cushion. The pressing plate handle is made of solid material, and a pin shaft locking arc is provided at its connection. The horizontal baffle limit step on the plane of the pressing plate handle can control the plane of the pressing plate handle to be perpendicular to the plane of the annular ring. In the present invention, a closed high-pressure circulating water space is formed jointly by the uterine cavity, the cervical canal, and the vaginal fornix, enabling multiple channels and multiple instruments to enter the high-pressure circulating water space and the uterine cavity, effectively preventing mutual interference and facilitating uterine cavity surgery.

A surgical system includes a working device, a hysteroscope configured to receive the working device such that the hysteroscope constrains movement of the working device in at least one degree of freedom while permitting movement of the working device in at least one other degree of freedom, and an ultrasound device configured to receive the hysteroscope such that the ultrasound device constrains movement of the hysteroscope in at least one degree of freedom while permitting movement of the hysteroscope in at least one other degree of freedom. The working device, the hysteroscope, and the ultrasound device are configured to be coupled to at least one robotic arm.

The invention relates to the technical field of medical surgical instruments and gynecological hysteroscopic surgery auxiliary equipment, in particular to a hysteroscopic surgery complication comprehensive treatment system which comprises an integrated monitoring module, a control terminal module and a body position adjusting module. An integrated monitoring module, a control terminal module and a body position adjusting module are arranged, in the hysteroscope operation process, the uterine distention pressure is continuously fed back to a control terminal through a pressure sensor, a perfusion pump is closed when the uterine distention pressure exceeds the limit, the blood flow change of the uterine wall is scanned through an optical blood flow probe, and a perforation part is recognized (for example, a perforation blood flow signal of the fundus of uterus is weakened by 50%); a PETCO2 sudden drop signal is captured through the gas detection module, and the body position adjusting module is linked to turn over a patient, so that the real-time integrated monitoring of uterine perforation, abnormal perfusate absorption and air embolism in the hysteroscope operation can be realized, the accurate matching of dynamic regulation and control of uterine distention pressure and complication intervention strategies is optimized, and the operation efficiency is improved. Meanwhile, the interference of an anesthesia mode on perfusate absorption monitoring can be reduced.

1. The name of the design product: hysteroscope sheath. 2. The use of the design product: hysteroscope sheath for hysteroscopy operation. 3. The design features of the design product: the shape of the product. 4. The picture or photo that best shows the design features: perspective view.