97 results about "Cervical os" patented technology

The utility model provides a cervical liquid-based cell sampling brush, and relates to the technical field of gynecological medical instruments. Two connecting holes are formed in the outer part of the sampling plug bush, a cover body is connected to the outer part of the sampling plug bush, two clamping hooks are arranged on the outer part of the cover body, and the clamping hooks are connected into the connecting holes; a sampling rod is connected in the cover body in a penetrating mode, a pull ring is arranged at one end of the sampling rod, and a sampling brush head is in threaded connection with the other end of the sampling rod and located in the sampling inserting sleeve. The moisturizing effect on the lubricant outside the sampling insertion sleeve is achieved through the moisturizing shell, the smooth end of the sampling insertion sleeve can be easily inserted into the vagina of a patient, resistance and discomfort during insertion are reduced, the sampling insertion sleeve prevents the sampling brush head from being in contact with the vulva of the patient in the insertion and pulling processes, the sampling brush head is prevented from being polluted, and the sampling brush head is prevented from being damaged. The sampling brush head is driven by the sampling rod to move outwards, so that the sampling brush head is in contact with the cervix, the sampling operation of the cervix liquid secreted by the cervix is realized, and the sampling effect of the cervix liquid is guaranteed.

The invention discloses an occlusion device for generating cervical occlusion pressure and a method of using the same. The plugging device comprises a suction cup, the lower portion of the suction cup is in an outer arc shape, and the middle of the suction cup is connected with a hysteroscope access plugging pipe. The upper end of the first air bag is connected with an air feeding pipe, the outer side of the air feeding pipe is connected with the outer side of the hysteroscope access plugging pipe, and the end, away from the first air bag, of the air feeding pipe penetrates through the suction cup and is connected with the second air bag. Under the action of the vacuum pump, air between the suction cup and the outer wall of the cervix uteri can be sucked out, at the moment, air pressure between the suction cup and the outer wall of the cervix uteri becomes low and is smaller than external atmospheric pressure, and air pressure difference is formed, so that the suction cup can be adsorbed to the outside of the cervix uteri, and after the suction cup is adsorbed to the outside of the cervix uteri, the effect of blocking the cervix uteri can be achieved; normal saline is prevented from flowing out of the cervix, and the stability of the suction cup can be improved under the action of the first air bag.

The invention discloses an embryo transfer device for a test tube baby technology, and belongs to the technical field of embryo transfer equipment. Comprising a holding handle; the positioning mechanism is arranged in the holding handle and comprises a control assembly, a depth positioning assembly, an offset positioning assembly and an inner pipe; by adjusting the position of the positioning ring on the surface of the outer tube, the soft rubber insertion head is inserted into the female cervix uterus, the side face of the positioning ring is attached to the cervix uterus opening of a patient, the depth of the soft rubber insertion head in the uterus is controlled, the flexible rubber insertion head abuts against the inner tube to form deviation when the telescopic film expands, and then embryo transplantation is achieved. The end part of the inner tube is controlled to more accurately place the embryo in a specific implantation area, so that the success probability of embryo transplantation is improved; the problems that after an injection tube of an existing transplantation tube extends into a uterine cavity, the implantation position of a transplanted embryo is difficult to accurately control, and the success rate of embryo transplantation is affected are solved.

The embodiment of the invention provides a delivery progress prediction method and device, electronic equipment and a storage medium, and belongs to the technical field of artificial intelligence. The method comprises the following steps: acquiring three-dimensional point cloud data of a pelvis area through a radar sensor; acquiring tissue metabolism state data of a cervical orifice area and acquiring uterine contraction pressure data; obtaining delivery multi-modal data according to the three-dimensional point cloud data, the tissue metabolism state data and the uterine contraction pressure data, performing feature extraction on the delivery multi-modal data to obtain soft tissue deformation features, cervical state features and current uterine contraction features, and performing cross-modal feature fusion to obtain delivery multi-modal features; performing open finger prediction based on the delivery multi-modal features to obtain open finger prediction data; the delivery process is predicted based on the open finger prediction data, the delivery progress is obtained, the delivery process prediction method and device can be applied to business systems needing a large number such as health care, and the delivery process prediction efficiency and precision can be improved.

The invention relates to the technical field of crossing of medical instruments and biomedical engineering, and discloses a vaginal ultrasonic probe protective sleeve integrated with a uterus myoelectricity monitoring flexible electrode, which comprises a sleeve body and a flexible sensing module integrated on the head of the sleeve body, the flexible sensing module comprises a flexible substrate, a flexible electrode array and a packaging layer from inside to outside. The flexible sensing module is integrated at the head part of the sleeve body, and the flexible sensing module is provided with the flexible substrate, the flexible electrode array and the packaging layer from inside to outside, so that on the premise of not changing the existing vagina ultrasonic examination operation process and not interfering the ultrasonic image quality, the disposable protective sleeve is transformed, and the vagina ultrasonic examination efficiency is improved. Therefore, a high-performance bio-electricity signal collection interface is formed while the isolation function is achieved, and real-time, synchronous and same-body-position collection of uterus ultrasonic images and cervical opening electromyographic signals is achieved.

The artificial insemination tube assembly comprises a conveying tube and a pusher, the pusher comprises a liquid storage tube and a piston, the piston slides in the liquid storage tube in a sealed mode, a liquid outlet is formed in the end, away from the piston, of the liquid storage tube, and the conveying tube is arranged at the liquid outlet and communicated with the interior of the liquid storage tube through the liquid outlet. The end, away from the liquid storage tube, of the conveying tube is used for stretching into the body of a patient, the end, away from the liquid storage tube, of the conveying tube is provided with an annular air bag used for blocking the cervical orifice of the patient, and an inflation mechanism used for inflating the annular air bag is arranged between the annular air bag and the liquid storage tube. The annular air bag used for blocking the cervix orifice of a patient is arranged at the end of the conveying pipe, so that semen backflow can be avoided, the outer diameter of the annular air bag is close to the outer diameter of the conveying pipe when the annular air bag is not inflated, and therefore extra discomfort cannot be brought to the patient; the device is integrated with the liquid storage pipe, so that the whole device is more compact, the operation is convenient, and the storage is more convenient.

The utility model discloses an artificial membrane rupture device with a uterine orifice measuring function, and relates to the technical field of membrane rupture devices. The device comprises a barrel, a sliding rod is arranged in the barrel in a sliding fit mode, a moving block is arranged at one end of the sliding rod, one side of the moving block is elastically matched with the barrel, and a groove is formed in the other side of the moving block. One end of the membrane breaking piece is provided with a connecting block, and the connecting block is matched with the groove; wherein one end of the barrel body is connected with an installation head in a clamping mode, a cylindrical groove is formed in the installation head, a fixing piece is arranged in the installation head in an elastic fit mode and matched with the connecting block, a storage box is arranged on one side of the barrel body, and a flexible ruler is arranged in the storage box in a sliding fit mode. According to the utility model, the flexible rule can be pulled out to measure the position of the cervix when the cylinder body of the device is inserted for artificial membrane rupture, so that medical personnel can conveniently carry out the subsequent artificial membrane rupture process, and the conditions of discomfort and infection of a puerpera caused by repeated vagina examination are reduced.

1. The name of this design product: Gynecological inspection mirror. 2. Purpose of the product of this design: Used for visual inspection and sampling and flushing of women's vagina and cervix. 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 an obstetrical nursing cervix uteri drug delivery device, and belongs to the technical field of obstetrical drug delivery devices, and the obstetrical nursing cervix uteri drug delivery device comprises an automatic switching drug storage mechanism capable of intermittently rotating, a drug delivery triggering mechanism, an operation base, a cross-shaped supporting frame and a small driving motor. In order to solve the problem that an existing cervix administration device is difficult to indicate when reaching the cervix, the invention provides an automatic switching medicine storage mechanism and an administration triggering mechanism, only when a cervix touch head is in contact with the cervix of a patient, the cervix touch head cannot continue moving forwards, and the cervix is not in contact with the cervix. The main drug delivery tube can drive the arc-shaped elastic piece to generate complete bending deformation only when the cervix touch head reaches the cervix, a method for indicating only when the cervix touch head reaches the cervix is provided for medical staff, operation of the small driving motor and the pressure pump is automatically triggered, and automatic experience is provided.

The invention relates to a medical instrument for gynecologic operation, in particular to a uterus traction device capable of avoiding tumor cell diffusion and a using method thereof.The traction device comprises a bag, the bag is provided with a closed end used for wrapping the bottom of the uterus and an open end used for facing the cervix uteri opening, and the bag is provided with an opening. The open end is provided with an adjusting and tightening mechanism, the cervix uteri, the uterus body and the double accessories of the cervix uteri and the uterus body can be wrapped in the bag by pulling the open end, and then the open end is tightened through the adjusting and tightening mechanism. A wrapping path in the direction from the bottom of the uterus to the cervix uteri opening is adopted, it is ensured that the uterus and contents of the uterus are completely wrapped and isolated in the bag by tightening the opening end, the operation concept that isolation is carried out in advance is achieved, the operation view is protected in the whole process, and tumor-free traction in the operation process is facilitated; in addition, the risks of incision planting and abdominal cavity spreading in malignant tumor surgery can be greatly reduced, the possibility of tumor cell spreading is avoided, and iatrogenic injury is reduced.

The invention belongs to the technical field of medical instruments, and particularly relates to a uterine cavity anchoring spike balloon which comprises a balloon body, a connecting pipe, a flow guide pipe and an outer wrapping pipe, the balloon body is communicated with the connecting pipe, and the connecting pipe is communicated with an external water injection device; the flow guide tube penetrates through the balloon, the end of the flow guide tube extends out of the balloon, and a flow guide opening is formed in the end, extending out of the balloon, of the flow guide tube. The outer wrapping pipe wraps the connecting pipe and the flow guide pipe; the balloon is characterized in that a plurality of spikes are arranged on the outer wall of the balloon; after the balloon expands, the included angle between the center line of the spikes and the outer wall of the balloon ranges from 45 degrees to 55 degrees, and the top ends of the spikes are arranged towards the cervix. The balloon can be prevented from slipping off, and the infection risk caused by repeated implantation is avoided. Meanwhile, the flow guide pipe is prevented from being blocked.

The utility model discloses a new training aid for specialized nurses of pregnant and lying-in women, relates to the technical field of medical auxiliary appliances, and aims to solve the problem that when a pregnant woman waits for natural delivery, a midwifery stretches hands into the internal opening of the cervix uteri and feels the opening size of the uterine opening of the pregnant woman according to personal experience and feeling, and the size cannot be seen visually. At the same time, the beginner has few opportunities of examination clinically, so that the beginner is difficult to quickly master the skill of uterine mouth dilation examination. According to the novel training aid for specialized nurses of pregnant and lying-in women provided by the utility model, the transparent observation plate is arranged, and a plurality of observation windows are formed, so that the evaluation process of a cervical orifice in the teaching process is visualized; the simulation plate detachably connected with the observation plate is designed, a plurality of circular grooves capable of simulating the expansion state of the cervical opening of the puerpera are formed, the position of the simulation plate can be adjusted, the circular groove corresponding to the observation window can be changed by rotating the simulation plate, and the test on medical staff is facilitated.

The invention discloses an artificial insemination transplantation device for reproductive medicine, relates to the technical field of reproductive medicine, and aims to solve the technical problem of single function of the artificial insemination transplantation device for reproductive medicine. A gap in the machine body forms an operation cavity; the operation cavity is sequentially provided with a pumping control mechanism, a constraint adjusting mechanism and a foundation propelling mechanism. The probing transplantation catheter is adjusted and controlled, so that the probing transplantation catheter has a peristaltic propulsion state to perform relatively mild and flexible insertion work on an unproduced cervical orifice, and damage to the cervical orifice caused by a conventional hard propulsion process is effectively reduced based on the characteristics of peristaltic motion; by matching with the separated and stacked state of the probing transplantation catheter, the axial area of the probing transplantation catheter at the controllable distance position is increased, the probing transplantation catheter can be temporarily left in the uterus to block the uterine neck internal opening after production, the situation that the sperm transplantation amount is insufficient due to sperm backflow and uterus contraction is reduced, and the adaptation functionality is effectively improved.

The utility model discloses a photodynamic therapy dosing device for cervix uteri, and relates to the field of medical equipment, the dosing device comprises a supporting rod, a dosing section arranged at the top of the supporting rod, and an expansion section arranged below the dosing section, the dosing section comprises two parts, one part is a dosing head used for stretching into the cervix uteri, and the other part is an expansion head used for stretching into the cervix uteri. The other part is a medicine support used for applying medicine to the cervix uteri outside the cervix uteri; the expansion and contraction section is of a structure capable of expanding and contracting and is used for expanding to support the vagina and prevent the medication part from slipping off after the medication part is sent to a designated position and contracting after medication is finished, and the dosing device is convenient to take out. According to the utility model, the medicine is prevented from being polluted, the use difficulty of medical personnel is reduced, the discomfort of a patient is relieved, and the risk that foreign matters are left in the body of the patient when being taken out is reduced.

1. Name of the design product: AI visual mirror (gynecological privacy). 2. Use of the design product: visual inspection and sampling flushing for the vagina and cervix of women. 3. Design points of the design product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The invention discloses an automatic vaginal syringe with a constant temperature effect, and belongs to the field of medical auxiliary instruments. A flushing rod configured in a columnar shape to be inserted into the vagina of the patient; the supporting rod is provided with a cavity corresponding to the flushing rod so as to accommodate the flushing rod; the core tube is inserted into the flushing rod and is connected with an external catheter; the pump body is communicated with the guide pipe to provide a guide pipe cleaning agent; the protective sleeve is arranged at the end part of the supporting rod and corresponds to the cervical orifice of the patient; a flushing opening communicated with the core tube is formed in the side wall of the flushing rod; the side wall part of the supporting rod penetrates through the cavity to form a flushing window corresponding to the flushing opening; the supporting rod is further provided with a suction opening. A semiconductor chilling plate is arranged in the core tube to control the temperature of the cleaning agent; the protective sleeve is an umbrella-shaped tray so as to completely wrap the cervix; a suction opening is further formed in the surface, opposite to the cervix opening, of the protective sleeve. The automatic vaginal syringe has the beneficial effect that the automatic vaginal syringe with the constant temperature effect is provided.

The invention discloses a leakproof efficient embryo flushing pipe for horse embryo transplantation, and relates to the technical field of horse breeding instruments.The leakproof efficient embryo flushing pipe comprises a main pipe, the bottom end of the main pipe is communicated with an embryo flushing liquid input pipe and an embryo flushing liquid output pipe, the embryo flushing liquid input pipe is communicated with a pump-out unit, the embryo flushing liquid output pipe is communicated with a recovery unit, and the upper portion of the main pipe is sleeved with an outer pipe; the top end of the main pipe is communicated with two blank flushing pipes respectively; the two blank flushing pipes are folded to form a cylindrical structure and have the same diameter as the outer pipe; driving combining assemblies are arranged on the opposite sides of the two blank flushing pipes and used for driving the two blank flushing pipes to be combined or separated; an air bag plugging assembly and a rubber plugging assembly are sequentially arranged at the end, close to the blank flushing pipe, of the outer pipe from top to bottom. After the two embryo flushing pipes extend into the uterus, the two embryo flushing pipes are separated through the driving combining and separating assembly and face the uterus horns on the two sides respectively, and the flushing and recycling efficiency is greatly improved; the cervix is blocked through the air bag blocking assembly and the rubber blocking assembly, safety and reliability are achieved, and flushing fluid is prevented from leaking out.

The invention discloses a radiography auxiliary device for the imaging department, and relates to the field of medical instruments, the radiography auxiliary device comprises a catheter used for conveying radiography liquid, and further comprises a supporting assembly used for supporting the catheter, the supporting assembly comprises a supporting sleeve A and at least two guiding pieces A, and the guiding pieces A are arranged in the supporting sleeve A; according to the radiography auxiliary device for the imaging department, the uterus expanding mechanism is arranged, the driving assembly drives the push plates in the multiple opening assemblies to rotate around the axis of the rotating shaft, the multiple push plates are arranged in a circumferential array mode with the axis of the A supporting sleeve as the center, the multiple push plates rotate to open the cervix, and under wrapping of the wrapping piece, the cervix can be expanded, so that the cervix can be expanded. The push plate is prevented from being in direct contact with the inner wall of the cervix uterus, pain of a patient is reduced, after the cervix uterus opening of the patient is opened, a medical worker pushes the catheter, and the catheter moves in the axial direction of the A supporting sleeve under the limitation of the A guiding piece, so that the catheter is inserted into the uterus of the patient, and the radiography efficiency is improved.

The invention relates to the field of medical instruments, in particular to a telescopic uterine cavity endoscope which comprises an insertion mechanism, a driving mechanism and a position sensing mechanism, the insertion mechanism comprises a lens assembly and an intubation tube assembly, the lens assembly is installed at one end of the intubation tube assembly, and the intubation tube assembly comprises an inner tube and an outer tube slidably arranged on the inner tube in a sleeving mode; the driving mechanism is used for driving the outer tube to slide back and forth on the inner tube so that the lens assembly can be exposed and hidden, and the position sensing mechanism is used for sensing the position of the driving mechanism and judging the state of the lens assembly. The problems that according to an existing uterine cavity endoscope, a plug part with the large outer diameter size possibly scratches the cervix uteri opening to form secondary damage, an insertion channel of a working instrument is narrowed inevitably by reducing the radial size of an insertion tube, the operation difficulty is increased due to the narrow insertion channel of the working instrument, and the operation efficiency is reduced are at least solved.

The present invention discloses a deformable cervical support, comprising: an inner ring body (1), an outer ring body (2) and a valve body (3); the inner ring body (1) is a hollow ring body, and the inner ring body (1) defines a hollow loop (12) for entrapping the cervix; the outer ring body (2) is a hollow ring body, and the outer ring body (2) defines a cylindrical inner space (23); the inner ring body (1) is located in the inner space (23) of the outer ring body (2); the inner ring body (1) and the outer ring body (2) are joined together to define a closed chamber; the valve body (3) is mounted on the outer ring body (2) and is fluidically connected to the closed chamber; wherein, under the action of the same magnitude of force, the deformation of the inner ring body (1) is greater than that of the outer ring body (2). By using the deformable cervical support, the shape of the cervical opening can be adjusted according to demand by injecting different amounts of liquid or gas into the closed chamber.

The application relates to the field of medical devices, in particular to a support frame for cervical cerclage surgery, which comprises a transport pipe, one end of the transport pipe being provided with a pipe cover used for buckling to close one end of the transport pipe; and a filling bag, which is made of flexible material and the inside of which is communicated with the other end of the transport pipe. The support frame for cervical cerclage surgery can solve the problem that during the cervical cerclage surgery, the amnion bag slides to the vagina through the cervix, thereby pushing against the cervical orifice to make the cervical orifice keep excessively open, which makes it difficult for a doctor to perform a suture operation on the cervical orifice and to pull up the cervical orifice, the support frame is convenient for the doctor to perform the suture operation on the cervical orifice and to pull up the cervical orifice, and the support frame is easy to be collected.

The present application relates to an obstetric labor observation simulation teaching aid, which belongs to the field of medical teaching, and comprises a main frame body, an operating microcomputer is fixedly arranged on the outer side of the main frame body, a cervical os simulation mold is fixedly arranged on one end of the inner side of the main frame body, a baby head simulation ball is arranged on one side of the cervical os simulation mold, a propulsion control component is arranged between the baby head simulation ball and the inner side of the main frame body and the end close to the microcomputer operating microcomputer, a head adjustment control component is arranged on the outer side of the baby head simulation ball, and an abdominal cavity simulation component is fixedly arranged on the end of the cervical os simulation mold away from the baby head simulation ball. The simulation of the baby delivery process is realized by the arranged cervical os simulation mold and baby head simulation ball, and both the baby head simulation ball and the cervical os simulation ball can perform certain operations, thereby improving the authenticity of the simulation of the baby delivery process, and solving the problem that the explanation part of the prior art of baby delivery teaching is not sufficiently disclosed, thereby affecting the actual effect of the baby delivery teaching.

The invention relates to the technical field related to medical treatment, and discloses an integrated uterus dilating mechanism based on a regulation and control assembly, which comprises a uterus dilating rod, a connecting plate is fixedly connected in the uterus dilating rod, an electric push rod is fixedly mounted on the outer wall of the connecting plate, the output end of the electric push rod is fixedly connected with a supporting plate, and a first bidirectional cylinder is fixedly mounted on the outer wall of the supporting plate; a second pipeline is communicated to the first bidirectional cylinder, a bowl-shaped air bag is arranged at one end, far away from the first bidirectional cylinder, of the second pipeline, a hole channel is formed in the inner side of the bowl-shaped air bag, an air tap is arranged on the bowl-shaped air bag, and a mounting plate is fixedly connected to one end, close to the air tap, of the second pipeline. The bowl-shaped air bag is provided with the middle area and the edge area, and the thickness of the middle area is larger than that of the edge area, so that the bowl-shaped air bag can effectively support the foetal sac, and in addition, the bowl-shaped air bag can be pushed to stress points in different directions, and the bowl-shaped air bag is in a horizontal state in the cervix. And the effect that the bowl-shaped air bag lifts the tire bag is improved.

The intrauterine time-sharing dosing device comprises a catheter, the catheter is provided with a containing space, and a first channel and a second channel which are parallel in the axial direction are arranged in the containing space; the first balloon is arranged at one end of the catheter; the second balloon is arranged at the other end of the catheter; the joint is arranged at one end, close to the second balloon, of the catheter; the inflation assembly is communicated with the second balloon through the second channel; the propelling assembly is communicated with the first balloon through the first channel; when the catheter is inserted into a uterine cavity, gas is conveyed to the second balloon through the second channel by the inflating assembly, so that the second balloon is expanded to block a cervical orifice so as to prevent medicine from flowing out of a body, and then liquid medicine enters the first balloon through the first channel by pushing the propelling assembly so as to prevent the medicine from flowing out of the body. The first balloon expands under the action of liquid medicine pressure and is attached to the inner wall of the uterine cavity, so that time-phased, small-amount and multi-time accurate conveying of medicine is achieved, and the medicine is conveyed to a specific part in the uterine cavity by controlling the amount of the medicine entering the uterine cavity.

A polynucleotide, a kit, an isothermal detection method and a method for predicting premature birth, the method for predicting premature birth comprising: analyzing the expression profile of any one or at least two gene sets in a maternal sample, and predicting whether the subject will have premature birth according to the expression profile. The present application detects the expression amount of the marker gene in the serum of pregnant women for the first time, which is used for the prediction of premature birth risk of pregnant women without clinical symptoms. The main advantage is serological detection, no need to make an appointment in advance like ultrasound, non-invasive detection, no need for vaginal or cervical sampling, and good detection process experience.

The invention relates to the technical field of hysteroscopes, and discloses a disposable hysteroscope which comprises a grab handle, a mirror rod is arranged on the grab handle, and a guide head is arranged at the end of the mirror rod; the guide head comprises an abduction lip part and a convergent neck part, a guide hole is formed in the center of the abduction lip part, the mirror rod penetrates through the guide hole, the convergent neck part is arranged on the mirror rod in a sleeving mode, the abduction lip part is in a horn shape, the narrow end of the abduction lip part is connected with the convergent neck part, and the convergent neck part makes friction contact with the mirror rod; the mirror rod is close to the guide hole, so that the open end of the abduction lip part is enlarged. According to the disposable hysteroscope, accurate centering of the disposable hysteroscope and a cervical opening can be automatically completed. When the abduction lip is in contact with the cervix uteri, the elastic petal structure can automatically adjust the angle under the interaction of the propulsive force of the mirror rod and the counter-acting force of the cervix uteri tissue until the center of the guide hole coincides with the center of the cervix uteri opening.

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

The utility model relates to an obstetrical flusher which comprises a flushing pipe, a liquid storage bag and a flushing head, and the two ends of the flushing pipe are communicated with the liquid storage bag and the flushing head respectively. The top of the flushing head is a blind end and is provided with an air bag, and multiple liquid through holes are formed in the side face of the flushing head. When the air bag disclosed by the utility model is used, the air bag shields a cervical orifice, so that dirty water is not easy to flush into a uterine cavity to cause endometritis or pelvic inflammation.

The present invention relates to the field of medical device technology, and in particular to an anti-blocking and anti-adhesion intrauterine balloon device. The device comprises a double-lumen catheter, wherein the upper end surface of the double-lumen catheter is wrapped with a balloon, the air cavity outlet end of the double-lumen catheter is connected to the inner cavity of the balloon, and the injection cavity outlet end of the double-lumen catheter is exposed on the outer surface of the balloon; a cervical dilator is sheathed on the surface of the double-lumen catheter, and the outer surface of one side of the double-lumen catheter is fixedly connected to the inner surface of the cervical dilator; the lower end of the cervical dilator is provided with multiple skirts along the circumferential direction, and the multiple skirts can overlap the surface of the double-lumen catheter to shield the lower end of the cervical dilator. The present invention can prevent adhesions in the uterine cavity after curettage by expanding the uterine cavity with a balloon; the present invention expands the cervical opening with the cervical dilator, and then seals the lower end of the cervical dilator with the skirt, preventing pathogens in the vagina from entering the uterine cavity. When blood clots flow out of the cervical dilator, the dilator can expand to allow normal excretion.

The invention relates to the technical field of medical instruments, in particular to a telescopic insertion mechanism and an endoscope, the telescopic insertion mechanism is applied to the endoscope, the telescopic insertion mechanism comprises a lens assembly, an outer tube, an inner tube and an elastic piece, the inner tube is used for moving the lens assembly, and the hollow interior of the inner tube is used for forming a channel for a working instrument to penetrate into the uterus; the inner tube penetrates through the outer tube in a sliding manner; the inner tube slides in the outer tube to drive one end of the lens assembly to be hidden or exposed at the far-end opening of the outer tube; the elastic member is used for connecting the lens assembly. The endoscope comprises the telescopic insertion mechanism. The radial size of the insertion part composed of the insertion tube and the lens assembly can be flexibly adjusted, adjustment of the radial size of the insertion part can be achieved only by moving the inner tube, use is convenient and flexible, and the problems that according to an existing endoscope, due to the small-size insertion part, an instrument channel is narrow, operation difficulty is increased, and operation cost is reduced are solved. And the problem of secondary injury caused by the fact that the insertion part with a larger size may scratch the cervix is solved.