54 results about "Cervical canal" patented technology

A method of uterine hemostasis involves inserting a suction line of a postpartum hemorrhage mitigation device through a cesarian incision into the uterine cavity, guiding the suction line through the cervix and into the vagina, positioning an anchoring mechanism of the device adjacent the internal cervical OS of the uterine cavity, closing the cesarian incision to enclose the suction line within the uterine cavity, and connecting the suction line to a negative pressure source that introduces negative pressure to the uterine cavity via the suction line, thereby causing contraction of the uterus and evacuation of fluid from the uterus via the suction line extension. Upon completion of a treatment period, the negative pressure source is disconnected, and the suction line and anchoring mechanism are extracted from the uterus through the cervical canal and the vagina.

A method of uterine hemostasis involves inserting a suction line of a postpartum hemorrhage mitigation device through a cesarian incision into the uterine cavity, guiding the suction line through the cervix and into the vagina, positioning an anchoring mechanism of the device adjacent the internal cervical OS of the uterine cavity, closing the cesarian incision to enclose the suction line within the uterine cavity, and connecting the suction line to a negative pressure source that introduces negative pressure to the uterine cavity via the suction line, thereby causing contraction of the uterus and evacuation of fluid from the uterus via the suction line extension. Upon completion of a treatment period, the negative pressure source is disconnected, and the suction line and anchoring mechanism are extracted from the uterus through the cervical canal and the vagina.

The invention relates to the technical field of medical instruments, and discloses a cervical cancer precancerous lesion treatment head which comprises a treatment head body, a high-pressure balloon is arranged in the middle of the outer wall of the treatment head body, a light emitting body is arranged in the treatment head body and located in the high-pressure balloon, the high-pressure balloon is made of high-elasticity polyurethane, and the high-pressure balloon is made of high-elasticity polyurethane. Polyurethane can bear internal pressure and cannot be broken, a space is provided for treatment operation, the treatment head body is made of a high-light-transmittance light-transmitting material, the light-transmitting material has light stability, and the light-transmitting material can reduce loss of light in the transmission process. The light transmission loss is reduced through the high-light-transmittance light-transmitting material of the treatment head body, the light intensity and quality are guaranteed, the scattering points on the treatment head body are matched, the light is deeply and evenly radiated to the wrinkled part of the cervical dome at the deep position of the cervical canal and the dense scattering points, and the problem that the treatment effect is not ideal due to incomplete irradiation is solved.

A system for treating uterine tissue having a seal assembly configured for positioning in a patient's cervical canal and uterine cavity; an expandable distal balloon portion; an expandable elongate medial balloon portion configured for movement between a first transversely expanded shape for engaging a cervical canal and a second transversely non-expanded shape for trans-cervical insertion; and a fluid source in communication with distal balloon portion and medial balloon portion for expansion of said balloon portions.

The invention relates to the technical field of medical instruments, in particular to a gynecological patient vagina medicine applying device facilitating full medicine applying, the gynecological patient vagina medicine applying device comprises a supporting tube body and an injection part, a containing cavity is formed in the supporting tube body, and a plurality of medicine outlet holes are further formed in the end of the inner section of the supporting tube body; the push injection component comprises a piston block and a push rod, a plugging tube body is further arranged at the end of the inner section of the supporting tube body, the plugging tube body is used for stretching into the cervical canal of the human body, a first plugging air bag is further arranged on the plugging tube body, an air conveying tube is arranged in the containing cavity, and containing channels are formed in the piston block and the push rod. And the air delivery pipe penetrates through the accommodating channel. The plugging tube body is arranged to be used for sealing the external uterine orifice of the human body, in this way, in the operation of medicine pushing, ointment can be prevented from flowing back into the uterine cavity under the pressure effect, and the risk of cervix uteri stimulation or ascending infection is effectively avoided.

The utility model relates to a cervical canal dilation sheath, which comprises a cervical cannula, a positioning component and a soft sleeve, two ends of the cervical cannula are respectively a body entering end and an operation end, the positioning component comprises a positioning claw and a linkage piece, the positioning claw is arranged at the body entering end, and the linkage piece is arranged at the operation end. A sleeve opening of the soft sleeve is fixedly connected with the body inlet end in a sealed mode, the soft sleeve is provided with at least two connecting parts, the connecting parts are located outside the operation end and used for being connected with the sealing rubber plug in a sealed mode, and the sealing rubber plug is used for being extruded by an instrument to enter the soft sleeve in a sealed mode. When the device is used for medical operation, the stable positioning and limiting effect can be achieved through the structural arrangement of the positioning claws, the two hands of medical staff are liberated, the medical staff can operate instruments with the two hands, and the advantage of being high in flexibility is achieved.

The invention relates to a balloon catheter for uterine cavity perfusion and a using method thereof.The balloon catheter comprises a catheter body and an injection connector, a second closed channel and a second perfusion channel which are arranged in a herringbone crossing mode are arranged in the injection connector, two balloons are sequentially arranged on the outer wall of the front portion of the catheter body, the rear end of the catheter body is connected with the injection connector, and the second closed channel is communicated with the second perfusion channel. A closed channel is arranged in the tube body and is communicated with the two balloons through the air outlet holes respectively; a perfusion channel is further arranged in the tube body, and a liquid outlet in the end of the perfusion channel is located in the end of the tube body. According to the balloon catheter, the two balloons share one closed channel, so that the additional benefit is that the balloon catheter can be made thinner, and the balloon catheter can better extend into a cervical canal under the condition that the diameter of the catheter body is smaller than or equal to 3mm, so that the trauma to a patient is smaller. In addition, by means of the balloon catheter, outflow of substances poured into the uterine cavity can be effectively avoided through the corresponding use method of filling the balloon, and therefore effective uterine cavity pouring treatment can be conducted on a patient.

The utility model discloses an annular cervical canal curettage device, which comprises a curettage handle and a sleeve, the sleeve is sleeved on the curettage handle and can axially move relative to the curettage handle, the curettage handle comprises an operating end and a leading-in end, and the leading-in end of the curettage handle is provided with a leading-in head; one end of the sleeve is provided with a non-closed elastic annular curettage head, and the elastic annular curettage head is arranged on the curettage handle in a sleeving manner and is attached to the guide-in head; the operating end of the curettage handle drives the leading-in head to abut against the elastic annular curettage head under the action of external tension, so that the elastic annular curettage head is stressed and expanded; and an adjustable locking mechanism is also arranged between the curettage handle and the sleeve. The elastic annular curettage head of the annular cervical canal curettage device can be stretched under stress, can be fully attached to the cervical canal and can gently scrape mucosa tissue cells from the mucosa of the cervical canal, pain and discomfort of a patient are avoided, meanwhile, standardized and normalized operation is facilitated, and operation technicians are easy to train.

The invention discloses a delivery teaching aid for gynaecology and obstetrics, which comprises a lower genital tract model and a form change device, the lower genital tract model comprises a vagina and a cervical canal, the front end of the cervical canal is provided with a cervix vagina part, a vagina dome is connected between the cervix vagina part and the vagina, and the form change device comprises a plurality of support arms, a driving module and an air bag. The supporting arm is of a three-connecting-rod structure and comprises a front rod, a middle rod and a rear rod, the front rod is in pivot connection with the middle rod, the middle rod is in pivot connection with the rear rod, the driving module is connected with the rear end of the rear rod, the inner side of the front rod is connected with the outer wall of the cervical canal in a matched mode, and the air bag is connected between the outer side of the front rod and the inner side of the middle rod. The front ends of the front rods and the front ends of the middle rods are connected with the cervix uteri and vagina portion in a matched mode, first elastic restraining rings are connected between the connecting positions of the front rods and the middle rods, and second elastic restraining rings are connected between the connecting positions of the middle rods and the rear rods. The childbirth teaching aid for the obstetrics and gynecology department can truly simulate the shape change of the cervical canal in the childbirth process and is suitable for finger touch training.

The invention relates to the technical field of medical instruments, and discloses a cervical source applicator with a locking function, which comprises a source applicator body, the source applicator body further comprises a rack, a cervical canal with a bent end part and a fornix tube, the bent end of the cervical canal is in threaded connection with a steel tube part, the end part of the steel tube part is provided with a source application end, and the fornix tube is in threaded connection with the source application end. The cervix uteri source applicator with the locking function comprises a source application end and a cervical canal, a rolling ball part is installed in the source application end, a driving sleeve is installed in the cervical canal, a hose is arranged at the bent end of the cervical canal, a rotating sleeve is installed in the steel pipe part, and a silica gel shaft is arranged in the source application end. The angle of the rolling ball part is changed so that the irradiation range of the radioactive source located in the rolling ball part can be adjusted, the silica gel shaft is utilized to enable the rolling ball part to conduct corresponding angle adjustment, and therefore the irradiation range of the radioactive source can be adjusted. And the condition of non-uniform irradiation or damage to surrounding normal tissues is avoided.

The invention discloses a gynecological nursing cervix uteri medicine applying device, belongs to the technical field of cervix uteri medicine applying, and aims to solve the problems that liquid medicine is discharged in a fixed-point spraying mode, can only act on a local area of a cervix uteri external opening in a concentrated mode, is difficult to uniformly cover the inner wall of a cervix uteri canal and is prone to being too high in local liquid medicine concentration. A connecting rod is rotatably connected to one end of the guide pipe, a threaded cylinder is fixedly mounted on the surface of the connecting rod, a one-way liquid storage cylinder is fixedly mounted at one end of the connecting rod, the one-way liquid storage cylinder is slidably connected with the interior of one end of the extending pipe, and a plurality of liquid spraying pieces are arranged on the surface of the one-way liquid storage cylinder. The one-way liquid storage barrel and the liquid spraying piece are driven to rotate synchronously and are matched with the piston rod to extrude out liquid, so that the liquid medicine completely covers the inner wall of the cervical canal and the whole circumference of the cervix uteri in a centrifugal mode, and the problems that traditional medicine feeding is uneven and the local liquid medicine concentration is too high are solved.

The application discloses a reproductive secretion sampling device and relates to the technical field of medical diagnosis sampling, and aims to solve the technical problem that cervical canal secretion sampling is easily affected by external environment. The application solves the pain point of traditional sampling through multidimensional design, guarantees sample quality and operation convenience, and greatly reduces the pollution risk through the whole sealing structure, from the extension of the sampling cotton swab, sampling to falling into the container, and automatic sealing of the sealing cover. The fixed part and the loose card structure realize convenient installation and stable fixation of the sampling cotton swab, and prevent the sampling cotton swab from falling off during sampling. The multi-angle sealing design of the sealing cover prevents the storage liquid from pouring when the sealing cover is inclined. The adjustable pressure receiving strip is suitable for sampling containers with different diameters, and the universality is enhanced. The moisture-absorbing inner layer of the port cover and the elastic return structure reduce the interference of vaginal secretion, improve the sample purity, and overall meet the sterile, stable and adaptive clinical sampling requirements, and guarantee the accuracy of the detection result.

The multi-channel device comprises a multi-channel hysteroscope device body, a main body is arranged on the multi-channel hysteroscope device body, a soft supporting sleeve is arranged on the left side of the main body in a matched mode, an inner cavity is formed in the main body, and an anti-falling hoop is arranged on the inner side, close to a side port, of the inner cavity in the main body. The outer ring of the main body wraps the air bag and is adhered to the outer wall of the main body, an inner cavity of the main body is filled with gelatin and is formed by integral injection molding, an air inlet hole is formed in the outer side of the main body, the air inlet hole and the main body are of an integral structure, and a silicone tube is connected to the outside of a port of the air inlet hole. After the air bag is expanded, the main body is firmly clamped into the vagina and is not prone to falling off, the air bag can be easily taken out after water in the air bag is discharged after an operation is completed, and gelatin in the main body has good sealing performance.

Methods and devices to control movement of microorganisms, sperm or viruses within a female reproductive system, including methods and devices for preventing infection or pregnancy. Devices may include a cervical barrier that is configured to allow biological fluids to exit the uterus and cervical canal while preventing the ascension of microorganisms, sperm or viruses into the cervical canal and uterus.

The present invention comprises methods and devices comprising a scraping element used to contact circumferentially and longitudinally the surface walls of the uterine cavity to provide for broad contact of the intended surface with the device, resulting in attainment of a sufficient volume and comprehensive tissue sample for analysis as an endometrial biopsy or screening uterine cancer. The device may provide for a reservoir for the obtained sample to be contained when removing from the uterine cavity, cervical canal, and vagina. The device may be comprised of a detachable means or be of a material that allows the user to cut the sampling head of the device for placement in collection means to maximize the amount of tissue or cells being sent to the laboratory for analysis.

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.

This utility model discloses a postpartum hemorrhage blood measurement kit, including a cervical canal connecting ring with a front end and hollow side walls. A vaginal dilator with a similarly hollow side walls is connected to the rear end of the cervical canal connecting ring. A support plate is mounted on the rear end of the vaginal dilator via a sealing base plate and a connecting piece. The support plate has a collection hole, an observation hole, and a processing hole. A blood collection head is installed in the collection hole, and its rear end is connected to a blood measurement container via a collection tube and a connecting hose. An observation operation tube is inserted into the observation hole, and a high-definition medical camera is mounted at its front end, connected to a medical monitor. A sealing plug is installed in the processing hole. The advantages of this utility model are: ease of use, real-time observation capability, accurate blood measurement, and the ability to provide immediate and rapid treatment for adverse conditions in postpartum women or patients, effectively preventing life-threatening situations.

The utility model relates to the technical field of medical instruments, in particular to a cervix uteri forceps holder which comprises a cervix uteri forceps holder, a first side forceps holder head of the cervix uteri forceps holder is provided with a mouse tooth portion used for being meshed with the cervix uteri, and a second side forceps holder head of the cervix uteri forceps holder is internally provided with a through hollow pipe. And a probe body part of the probe is detachably arranged in the hollow tube and controllably penetrates out of the front end of the second side forceps chuck. According to the utility model, through the probe and the hollow tube, when a severe cervical atrophy operation is carried out, the forceps body comprising the hollow tube can be more easily inserted into the external opening of the cervix, is occluded with the tooth part of a mouse to fix the cervix and enters a cavity in situ, so that the probe can be inserted into the cervix through the hollow tube without changing the original directions of the cervix and the uterine cavity; the cervical canal trend can be detected and cleared more safely and effectively, so that the surgical operation risk is reduced, surgical perforation is avoided, the surgery can be carried out more conveniently and easily, and surgical complications are reduced.

This invention discloses a cervical thermocoagulation device, belonging to the field of surgical diagnostic and therapeutic instrument technology. It includes a basic component comprising an operating rod, which consists of a handle and a shaft tube, and a treatment head connected to one end of the shaft tube. An expansion component includes an elastic mesh tube, a fixing ring, and a permanent magnet ring fixedly connected to both ends of the elastic mesh tube. In its natural state, the elastic mesh tube is shaped like a date pit with a radial bulge in the middle. The fixing ring is fixedly connected to the end of the shaft tube near the treatment head, and the permanent magnet ring is sleeved on the shaft tube and located on the side of the fixing ring opposite to the treatment head. This invention uses the radial expansion of the elastic mesh tube to form a hollow channel and open the cervical wall, allowing for full exposure of the lesion and a continuously clear surgical field. Relying on the superelastic properties of the elastic mesh tube, the treatment head can be flexibly adjusted within a safe range, while avoiding the safety hazard of burns to the cervical canal or normal uterine tissue due to accidental insertion.

The utility model discloses a cervical contractor which comprises an elastic constriction piece which is suitable for being hooped on a cervical canal so as to seal a cervical opening. The elastic contraction piece comprises a lantern ring part and a holding structure, and the lantern ring part is suitable for being arranged on the cervical canal in a sleeving mode; the enclasping structure is arranged in the circumferential direction of the lantern ring part in a surrounding mode and can tighten the cervical canal. According to the cervical contractor provided by the embodiment of the utility model, the cervical contractor can be flexibly hooped on a cervical canal to realize effective sealing of a cervical orifice, so that premature delivery of a fetus is prevented. Compared with a traditional method, the operation process is greatly simplified through the design, complex suture and suture removing processes are not needed, and the infection risk and the complication occurrence rate are remarkably reduced. Meanwhile, due to the elastic characteristic, appropriate adjustment can be conducted according to natural changes of the cervix uteri, the comfort level of the pregnant woman is improved, and discomfort is reduced. In addition, by means of the non-invasive design, damage to cervical tissue is greatly reduced, and psychological burden is relieved.

The metrorrhagia observing, metering and processing device comprises a cervical canal connecting ring which is arranged at the front end and is annular, the side wall of the cervical canal connecting ring is hollow, and the rear end of the cervical canal connecting ring is connected with an annular vaginal dilation barrel which is hollow in the side wall; a supporting plate is arranged at the rear end of the vaginal dilation cylinder through a sealing bottom plate and a connecting piece; a collection hole, an observation hole and a treatment hole are formed in the supporting plate; a blood collecting head is arranged in the collecting hole, and the rear end of the blood collecting head is connected with a blood metering barrel through a collecting pipe and a connecting hose; an observation operation tube is inserted into the observation hole, a medical high-definition camera is arranged at the front end of the observation operation tube, and the high-definition camera is connected with a medical monitor; and a sealing plug is arranged in the processing hole. The device has the advantages of being convenient to use, capable of achieving real-time observation, accurate in blood metering, capable of conducting first-time treatment and rapid treatment on bad conditions of a puerpera or a patient and capable of effectively avoiding the situation endangering the life of the patient.

This utility model relates to the field of medical device technology and discloses a cervical stent structure for use with a Gynee IUD, which is installed in the uterine cavity. The cervical stent structure includes a connecting rod and an elastic support assembly: the first end of the connecting rod along its length is used for fixed connection to the Gynee IUD; the elastic support assembly is disposed on the outer circumferential surface of the connecting rod and is used for insertion into the cervical canal for support. The elastic support assembly has a first state of compression and radial contraction, and a second state of expansion and unfolding. The size of the elastic support assembly in the first state is smaller than the size of the cervical canal, and the size of the elastic support assembly in the second state is larger than the size of the cervical canal. This utility model can effectively prevent the cervical canal walls from approaching each other radially along the connecting rod and recurring adhesions.

The invention relates to an intrauterine contraceptive system, in particular to a pushing suite for fixing an intrauterine device through ultrasonic guidance without operation and a using method thereof.The pushing suite comprises a pushing outer sleeve capable of penetrating through a cervical canal and further comprises an intrauterine fixing system connected with the intrauterine device and a pushing rod suite matched with the pushing outer sleeve; after the pushing outer sleeve penetrates through a cervical canal, the intrauterine fixing system arranged in the pushing outer sleeve is implanted into the bottom wall of the uterus through pushing of the pushing rod suite so that the intrauterine device can be fixed in the uterus. Under ultrasonic guidance, the intrauterine fixing system can be implanted into the bottom wall of the uterus through cooperation of the pushing outer sleeve and the pushing rod suite so as to fix the intrauterine device, hysteroscope suture operation is not needed, and the intrauterine fixing system is low in environment requirement, high in safety and particularly suitable for patients with uterus enlargement and serious dysmenorrhea symptoms and has good application prospects. Therefore, the convenience of the patient can be improved, and the medical burden related to the conventional operation method can be reduced.

The invention discloses a uterine cavity perfusion liquid medicine retaining and flushing device, and relates to the technical field of lavage, the uterine cavity perfusion liquid medicine retaining and flushing device comprises a perfusion tube, a moving part, a distance adjusting part and a bag part, under the adjustment of the distance adjusting part and the control of the moving part, the bag part is inflated under the two conditions that the vagina is close to the cervical opening and the cervical canal position, and liquid medicine is prevented from overflowing; and the retention time is controlled by medical personnel according to the condition of the patient.

The utility model discloses a centrifugal sampling-free cervical brush which comprises a sampling bottle, a brush head protection sleeve and a brush rod, a cervix brush head is arranged at the top end of the brush rod, and a rotating handle is arranged at the bottom end of the brush rod; the sampling bottle comprises a threaded reagent bottle and a protective bottle cap, and an opening of the threaded reagent bottle is provided with an external thread; the protective bottle cap is fixedly connected with the threaded reagent bottle and the brush head protective sleeve, internal threads are arranged on the inner side of the front end, and a limiting bulge is arranged on the inner side of the rear end; the cervix uteri brush head is wrapped by the brush head protection sleeve, and an annular groove is formed in the front end of the brush head protection sleeve. A limiting bulge is arranged near an opening in the inner side of the threaded reagent bottle. According to the centrifugal sampling-free cervical brush, storage and convenience of sampling are facilitated due to the design, materials of the cervical brush head and arrangement of bristles are optimized, and sampling of a cervical canal and a cervical wall can be completed at the same time on the premise that comfort is guaranteed. The scraping structure of the sampling bottle allows a sample to be directly treated in the bottle, and a centrifugation step is not needed, so that the process is simplified, and the efficiency is improved.

The present invention discloses a monolithic hysteroscope instrument operation pusher, which includes a pusher body that can be attached and connected to the hysteroscope body. The instrument can smoothly pass through the blind areas such as the vagina and cervical canal along the hysteroscope body that has entered the uterine cavity by means of the groove on the pusher body. After the instrument is sent into the uterus, continuous and flexible treatment operations can be carried out. The present invention facilitates doctors to quickly, accurately and non-invasively send the treatment instrument into the uterus, not only reducing the treatment cost, but also achieving good treatment effects.

The invention discloses a reproductive secretion sampling device, relates to the technical field of medical diagnosis sampling, and aims to solve the technical problem that cervical canal secretion sampling is easily influenced by the external environment. The problem of traditional sampling pain points is solved through multi-dimensional design, sample quality and operation convenience are guaranteed, through a whole-process sealing structure, the process from stretching out of a sampling cotton swab, sampling to falling into a container is isolated from the external environment, and the pollution risk is greatly reduced by matching with automatic sealing of a sealing cover; the sampling cotton swab can be conveniently installed and stably fixed through the fixing piece and the loosening and clamping structure, and falling off during sampling is avoided; the polygonal sealing design of the sealing cover prevents the preserving fluid from dumping during inclination; the pressed strip can be adjusted to adapt to sampling containers with different calibers, so that the universality is enhanced; the moisture absorption inner layer and the elastic reset structure of the port cover reduce interference of vaginal secretion, the sample purity is improved, the sterile, stable and adaptive clinical sampling requirements are met on the whole, and the accuracy of a detection result is guaranteed.

The utility model discloses a uterus fallopian tube radiography operation simulation teaching aid, which comprises a uterus mould and a liquid storage device, the uterus mould comprises a uterus body, a fallopian tube, an ovary, a cervix uteri and a vagina, an inner cavity of the uterus body is communicated with the vagina through a cervix uteri tube orifice and is respectively communicated with two fallopian tube pipelines, and the liquid storage device is connected with the uterus mould. A liquid outlet is formed in the end, close to the ovary, of the fallopian tube, a liquid collecting cavity is formed in the liquid storage device, and the liquid outlet is connected with the liquid collecting cavity, so that a contrast agent flows to the liquid outlet from the vagina and is collected into the liquid collecting cavity. A doctor can carry out hysterosalpingography simulation training on the uterus mold, the hysterosalpingography proficiency degree of the doctor is improved, hysterosalpingography pain caused in actual work is reduced, and a contrast agent can be recycled through a liquid collecting cavity of the liquid storage device.

A medical device and method for artificial insemination are provided. The medical device has a shield and an arm secured to the shield at one end and extending outwardly from the shield. The arm is inserted into the cervical canal of a patient and the shield covers the external os of the patient. By inserting the medical device into a patient's cervical canal after insemination, a physical barrier that holds a semen sample within the cervical canal and prevents leakage from the cervical canal back into the vaginal cavity is established. The device may have a bore extending through the device for a catheter to pass through. The bore has a valve to allow passage of the catheter and prevent backflow of semen. The arm may have a circumferential bulge to help keep the device in place during use.

The invention discloses a uterus lifting device which comprises a uterus lifting mechanism, a clamping mechanism and a telescopic mechanism, the clamping mechanism is arranged on the uterus lifting mechanism in a penetrating mode, and the telescopic mechanism is connected with the clamping mechanism in a matched mode; when the uterine manipulator is used, the uterine lifting mechanism is arranged at the position of a cervical canal of a patient, and the telescopic mechanism drives the clamping mechanism to fix the cervical canal. The clamping mechanism is arranged in the uterus lifting mechanism, and the telescopic mechanism is connected with the clamping mechanism in a matched mode, so that the telescopic mechanism can drive the clamping mechanism to clamp the cervical canal; the cervical device can be matched with cervical canals with different diameters, the cervical device can be fixed and is not prone to slipping in an operation, the force for dragging the uterus outwards can be provided, and the requirement for exposure of the operation is better met; the device is simple in structure, high in practicability and good in experience feeling of surgeons.