81 results about "Vaginal orifice" patented technology

The uterine manipulator comprises a central guide rod, the position, close to the end of the central guide rod, of the central guide rod is bent, a central sleeve is arranged on the outer side of the central guide rod in a sleeved mode, the position, close to the bent position of the central guide rod, of the central sleeve is also bent, and a uterine manipulator cup is arranged on the side face of the central guide rod. An opening of the uterus lifting cup is far away from the central sleeve, the uterus lifting cup is connected with the end of the central sleeve through a fixing piece, and a first bag body is arranged on the inner side of the uterus lifting cup. According to the uterus manipulator for the hysterectomy, the end of the uterus manipulator is bent, so that the operation is simpler and more labor-saving, the vaginal orifice does not need to be used as a supporting point in the use process, compression on the vaginal orifice is reduced, meanwhile, compared with a traditional uterus manipulator, the uterus manipulator has higher adsorption and wrapping strength, the uterus manipulator is prevented from falling off when the uterus is taken out from the vagina after the uterus is cut off, and the operation is more convenient. The contact probability of diseased tissues and healthy components is reduced, and diffusion and propagation of tumor cells are prevented.

The invention discloses a gynecological clinical leucorrhea sampling and inspecting device, and relates to the technical field of gynecological sampling instruments, and the gynecological clinical leucorrhea sampling and inspecting device is technically characterized by comprising a gynecological vaginal dilation mechanism, a sampling tube clamping piece is arranged at the front section in the gynecological vaginal dilation mechanism, and a sampling tube fitting is clamped in the sampling tube clamping piece; and a sucking sampler is arranged in an inner cavity of the sampling pipe fitting. The vaginal orifice dilation is realized by arranging the left and right dilation arc plates which are hinged with each other, and the position of the limiting nut on the adjusting screw rod controls the dilation amplitude of the left and right dilation arc plates, so that the discomfort of a sampled person caused by an overlarge dilation angle is avoided; the sucking sampler is arranged in the vaginal dilation instrument, the servo motor is used for driving the gear set to drive the lead screw and the nut to move, then negative pressure is generated in the mucus collecting barrel, mucus on the inner wall of the vagina is extracted by means of the adsorption force of the negative pressure, and the problem that pain is caused when a cotton swab is used for sampling is solved.

The utility model relates to the technical field of catheter placement devices, and discloses a sow catheter intubation auxiliary device which comprises an expansion column made of transparent materials, and an illuminating lamp is inserted in the middle of the expansion column; the inflation part is arranged on the surface of the expansion column and is made of a transparent material, and at least one catheter clamp is arranged on the surface of the inflation part; the moving part is located on the outer side of the inflation part and slidably connected with the expansion column, and a top inner cavity is higher than the top face of the clamp; the amplifying part is adjustably arranged at the top of the moving part corresponding to the urethral orifice of the sow. Through the cooperative arrangement of the expansion column, the illuminating lamp and the inflation piece, the whole body can be a luminous body in use, the illuminating effect is achieved, and the sow vaginal orifice inserting device is more convenient to insert into the sow vaginal orifice.

The utility model discloses a uterine curettage device for gynaecology and obstetrics, which belongs to the field of uterine curettage devices and comprises a mounting shell, a control component is embedded in the mounting shell, a rotating seat is mounted in the mounting shell, and a positioning component is connected to the top of the rotating seat. After the control rod is lifted to insert the operating mechanism into the rotating seat through the mounting block, the control rod is loosened, the positioning rod can be tightly inserted into the positioning groove in the surface of the mounting block under the elastic acting force of the spring on the connecting block, and the operating mechanism and the mounting shell are firmly connected and assembled, so that the using effect of the device is better. According to the vaginal dilator, the control assembly is arranged, the screw is rotated to make the screw rotate in a limited mode, under the meshing connection between the screw and the lifting plates, due to the fact that the directions of threads on the surfaces of the two ends of the screw are opposite, the two lifting plates can drive the vaginal dilation frames to move oppositely to dilate the vaginal orifice, operation is easy, and the vaginal dilator is more convenient to use.

The invention discloses an anti-displacement and anti-side-leakage sanitary towel with an inverted-U-shaped cotton clamping structure. Inverted-U-shaped cotton is arranged in the middle of the sanitary napkin, and the front portion of the sanitary napkin inclines by 15 degrees to The whole body is calabash-shaped, and the size is adjustable. Through the unique shape structural design, the problems of displacement, side leakage, vaginal orifice moisture and discomfort and the like of a traditional sanitary towel are solved.

The disclosure relates to a self-adhesive sanitary product and a preparation method thereof. The product is fingerstall-like or sheet-like, and has a first face on a surface side and a second face on the opposite side of the first face. On the first face, the product has a micro-nano array structure which can achieve reversible wet adhesion and which is configured to be adhered to a vaginal orifice tissue or a urethral orifice tissue. The self-adhesive sanitary product has air permeability and liquid impermeability. When the self-adhesive sanitary product is adhered to the vaginal orifice tissue or the urethral orifice tissue, the self-adhesive sanitary product completely blocks the vaginal orifice or the urethral orifice to prevent contents of the vagina or the urethra from flowing out. The self-adhesive sanitary product according to the present disclosure has the advantages of safety, comfort, privacy, miniature, environmental protection, affordability and the like.

Provided is an insertion tool that makes it possible to smoothly proceed with various treatments by firmly supporting the vagina by means of a cylindrical body section while reducing burden on the patient.　This insertion tool has a cylindrical body section to be inserted from the opening of the vagina. The body section has a lumen, a first portion (210) provided at a portion including the distal end at which a distal-end opening (101a) communicating with the lumen is positioned, and a second portion (220) positioned closer to the base-end side than the first portion. The outer circumferential surface (111) of the first portion is formed so as to be more flexible than the second portion (220).

According to the scheme, the feeding type medicine applying device comprises a shell, a sliding block is slidably connected to the interior of the shell, a liquid bag is connected between the top end of the sliding block and the shell, an inner threaded cylinder is rotationally connected to the interior of the wall of the shell, a first air bag is installed between the bottom end of the sliding block and the shell, and an insertion cylinder is inserted into the bottom end of the shell; a second air bag is mounted on the outer wall of the insertion cylinder, and a liquid storage bag is arranged in the wall of the insertion cylinder; appropriate flow control holes are selected according to needs to achieve the purpose of controlling the liquid medicine feeding speed, so that the purpose of slow medicine feeding is achieved, the medicine feeding speed is conveniently and automatically controlled, a sliding block slowly pushes an inner threaded cylinder to rotate through a guide block, a spraying pipe is driven to slowly rotate, medicine is evenly fed into the vagina, a pressing bag is pressed, a second air bag is expanded, and the medicine feeding speed is controlled. The outer wall of the second air bag tightly abuts against the inner wall of the vagina, liquid medicine can be prevented from flowing out, residual liquid medicine is collected through the liquid storage bag, and subsequent cleaning is not needed.

The invention provides a urinary surgery urinary catheterization device, and relates to the technical field of urinary catheterization devices.The urinary surgery urinary catheterization device comprises a lantern ring, and a lubricating mechanism and a prepuce removing mechanism are arranged on the lantern ring; the lubricating mechanism comprises an observation ring, a liquid inlet ring and a urinary catheter propelling mechanism, the observation ring is connected to the end of the lantern ring, the liquid inlet ring is connected to the end, away from the lantern ring, of the observation ring, the urinary catheter propelling mechanism is arranged on the side, away from the observation ring, of the liquid inlet ring, and the urinary catheter propelling mechanism is connected with a piston of the liquid inlet ring; the prepuce removing mechanism comprises an outer ring, two sets of inner pressing plates and guide columns, the outer ring is arranged on the surface of the lantern ring in a sleeving mode, the inner pressing plates are arranged at the upper end and the lower end in the lantern ring respectively, piston cylinders are arranged on the inner pressing plates and slidably connected with the lantern ring, the piston cylinders are connected with outer ring pistons, the guide columns are fixedly connected to the surface of the lantern ring, and moving grooves for the guide columns to move are formed in the outer ring. The catheter is conveniently lubricated and driven to move through the lubricating mechanism, and the vaginal orifice of the penis and the prepuce of the penis are opened through the prepuce removing mechanism.

1. Name of the Design Product: Intelligent Main Control Device for Enhancing Vaginal Blood Supply and Closing of the Vaginal Orifice. 2. Use of the Design Product: Connect different medical components through the wiring port on the side to provide electrical stimulation with different amplitudes and periods for the medical components, so that the medical components act on different positions such as the inner wall of the vagina and the vulva orifice for bio-stimulatory feedback training to enhance vaginal blood supply and closing of the vaginal orifice. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective View 1.

The utility model discloses a lateral pushing type cervical sampler with a function of manually stretching and retracting a sampling head, which belongs to the field of cervical samplers and comprises a sampler structure, a compression spring for rebounding is movably mounted between the bottom end in a pushing tube and the bottom end of a lower moving plate, a sampling cotton swab for sampling is mounted at the bottom end of the lower moving plate, and a sampling head is arranged on the sampling cotton swab. The problems that in the using process, after the position of the push plate needs to be confirmed, the push plate can be conveniently pushed by fingers, certain time needs to be spent when the position of the push plate is confirmed, and the detection speed in the gynecology department is affected are solved, the hemisphere, the table-shaped pipe and the push pipe are inserted into the vaginal orifice, the outlet hole and the neck orifice to make contact, and therefore the detection speed in the gynecology department is improved. At the moment, a thumb presses a pressing circular plate, a lower push rod drives a lower pressing plate to apply force to a lower moving plate, the lower moving plate drives a sampling cotton swab to move downwards in a rotary mode, a compression spring shrinks, the sampling cotton swab is moved out of an outlet hole, and sampling is conducted in the cervix uteri.

According to the perineum massage device, a massage module adopts four adjusting pipes, the bending direction and angle of an inner sleeve can be controlled by controlling the pressure in each adjusting pipe, and a plurality of pressing modes can be realized by combining the rotation of a massage ball, so that the finger massage process and manipulation can be truly restored, and a better massage effect can be obtained. In addition, hot compress fluid can be introduced into the inner tube cavity to heat the inner tube, so that the comfort and the massage effect are improved. Certainly, the electric heating wire can be adopted for heating instead of being connected with hot compress fluid, which is only high in safety and does not adopt the hot compress fluid in the prior art. The vulva part is kneaded and pressed by the kneading and pressing head, and during kneading and pressing, the kneading and pressing head can be driven by the kneading and pressing ball to move relative to the vulva so as to realize sliding kneading and pressing. Meanwhile, the kneading and pressing head also plays a role in positioning the inner sleeve, and the distance between the inner sleeve and the vaginal orifice can be judged by utilizing the pressing of the kneading and pressing head and the vulva, so that the depth of the inner sleeve inserted into the vaginal orifice is controlled.

The utility model discloses a disposable convenient urine collection device for women, which comprises a flow guide bag and a urine collection bag, a urine inlet is arranged at the upper end of the flow guide bag, a pasting film is arranged on the inner edge of the urine inlet, the pasting film annularly covers the urine inlet, the flow guide bag, the urine collection bag and the pasting film are all made of waterproof materials, the skin pasting surface of the pasting film has viscosity, and the pasting film is adhered to the outer surface of the vaginal orifice of a human body. A urine outlet is further formed in the lower end of the flow guide bag and connected to a bag opening of the urine collection bag, crease lines are arranged on the peripheral face of the flow guide bag and the peripheral face of the urine collection bag respectively, and the flow guide bag and the urine collection bag can be folded along the crease lines respectively, so that the size of the flow guide bag and the size of the urine collection bag are reduced. When urinalysis urinates, the diversion pocket can prevent urine from splashing out to pollute the surrounding environment, the pasting film can prevent urine from splashing to the buttocks of a patient, the buttocks of the patient are prevented from being contaminated with urine to feel uncomfortable, and the experience feeling is improved.

The boosting structure comprises a guide pipe and a push rod, a containing cavity used for containing an absorption core body of the tampon is formed in the guide pipe, the guide pipe comprises a base part and a holding part, the holding part is arranged at one end of the base part, and an outlet communicated with the containing cavity is formed in the end, away from the holding part, of the base part; one end of the push rod extends into the containing cavity, the other end of the push rod extends out of the end, away from the base part, of the holding part, and the push boosting structure further comprises a stopping part arranged on the outer surface of the catheter, and the stopping part is located between the base part and the holding part. During use, fingers hold the holding part, the base part is inserted into the vagina of a human body, and the stopping part is arranged between the base part and the holding part and can play a stopping role, so that the fingers are prevented from being in contact with the vaginal orifice, and the fingers are prevented from being stained.

The present invention discloses a delivery-type medicine applicator for gynecological diseases, and the following scheme is proposed, which includes a shell, a slider is slidably connected to the interior of the shell, a liquid bag is connected between the top of the slider and the shell, an internal threaded tube is rotatably connected in the wall of the shell, a first air bag is installed between the bottom end of the slider and the shell, the bottom end of the shell is plugged with an insert tube, a second air bag is installed on the outer wall of the insert tube, and a liquid storage bag is provided in the wall of the insert tube; the present invention achieves the purpose of controlling the speed of delivering the medicine liquid by selecting a suitable flow control hole, thereby achieving the purpose of slowly applying the medicine, and facilitating automatic control of the medicine application speed, the slider slowly pushes the internal threaded tube to rotate through the guide block, thereby driving the nozzle to rotate slowly, thereby evenly applying the medicine to the inside of the vagina, pressing the pressing bag, the second air bag expands, and expands at the vaginal opening, the outer wall of the second air bag tightly contacts the inner wall of the vagina, which can prevent the medicine liquid from flowing out, and the residual medicine liquid is collected by the liquid storage bag, and no subsequent cleaning is required.

The utility model relates to the technical field of medical instruments, and provides an anti-falling uterus support which comprises a mounting plate, a first gear and a knob which are rotatably connected to the outer surface of the mounting plate, and the anti-falling uterus support is fixedly arranged on the outer surface of the first gear, is put into a proper position in the inner wall of the vagina from the vaginal orifice of a patient, and is rotated by holding the knob with a hand; then a second gear is driven to rotate, a plurality of sliding pins are driven to slide away from a rotating shaft along a second sliding groove, a plurality of sliding plates and a plurality of adjusting plates are driven to slide outwards along a first sliding groove, a medical silica gel fixing ring is pushed to move outwards to make contact with the inner wall of the vagina of a patient and be fixed, and the ultra-high molecular weight polyethylene uterus supporting plate is kept stable; the reinforcing plate improves the supporting strength of the supporting plate and the ultra-high molecular weight polyethylene uterus supporting plate on the prolapsed uterus, and adjusting components in the device are all made of medical grade polyethylene plastic materials and are free of toxicity and irritation to the inner wall of the vagina and the uterus of a patient.

The utility model discloses a vagina mold with an adjustable size. The vagina mold comprises an inner supporting rod and a thickening sleeve, the front end of the inner supporting rod is provided with a round head, and the rear part is provided with an annular groove; the thickening sleeve has elasticity and is matched with the inner supporting rod; the inner supporting rod has at least two lengths; the inner supporting rods of each length are provided with at least two kinds of thickening sleeves with different sleeve wall thickness bottoms in a matched mode. And the thickening sleeve is sleeved on the inner supporting rod so as to adjust the thickness of the mold. The vaginal speculum is simple in structure, convenient to use, capable of adjusting the length and the thickness of the speculum, matched with the vaginal orifice, not prone to displacement, clean, sanitary and convenient to place medicine.

The invention discloses a medical care dosing device for gynaecology and obstetrics, relates to the technical field of medical equipment application, and provides the following scheme that the medical care dosing device comprises an injector and further comprises an expanding mechanism, the expanding mechanism is installed at one end of the injector and used for expanding the vaginal orifice of a user, and the expanding mechanism is used for expanding the vaginal orifice of the user; the extension mechanism comprises a first extension arm and a second extension arm; the medicine pushing mechanism is mounted in the injector, is used for liquid medicine injection or tablet injection by a user, and comprises an operating rod and a sealing block fixedly connected to one end of the operating rod. The device not only can be used for dilating the vagina of a patient, but also can be used for injecting liquid medicine and tablets, so that the administration effect and efficiency are effectively improved.

The utility model provides a medicine flow bag, which relates to the technical field of medical instruments and comprises a bottom layer patch, a collecting bag and a net bag. The bottom layer sticker is provided with a gap for aligning to the perineum and is used for being stuck to the edge of the perineum; the collecting bag is used for being detachably connected with the surface, away from the human body, of the bottom-layer sticker, an opening right facing the gap is formed in the surface, close to the bottom-layer sticker, of the collecting bag, and a transparent area is arranged on the surface, away from the bottom-layer sticker, of the collecting bag; and the net bag is connected to the opening. The medicine flow bag has the advantages that the movement limitation of a patient is small, the opening of the collecting bag can be easily aligned with the vaginal orifice, a nurse can conveniently obtain tissues, production and manufacturing are facilitated, and the medicine flow bag is not prone to being polluted by excrement.

The invention relates to a non-invasive vagina examination treatment device which comprises a handheld shell, a visual collection tube, a control bin and a flushing sleeve, an end mounting seat is arranged at the working end of the visual collection tube, a picture collection camera is arranged in the end mounting seat, an LED annular lamp is arranged on the peripheral side of the picture collection camera, and the LED annular lamp is connected with the visual collection tube. A flushing interlayer is formed between the flushing sleeve and the visual collection tube, and one of a secretion extraction assembly, a tissue biopsy extraction assembly, a foreign matter clamping assembly and a negative pressure suction assembly is arranged at the working end of the visual collection tube. The visual collection tube enters the vagina from the vaginal orifice of a patient to achieve real-time collection of images in the vagina, different operation assemblies are installed at the front end of the visual collection tube in a matched mode, secretion extraction, tissue biopsy extraction, foreign matter clamping and other operations are achieved, the diameter of the whole device does not exceed 0.7 cm, and the visual collection tube is used for collecting the images in the vagina. The principle of minimum invasion can be met as much as possible, and the discomfort of a patient is effectively reduced.

The invention relates to the technical field of dilators, in particular to a foldable vaginal dilator. Comprising a handle, an upper blade, a lower blade and an adjusting mechanism located on one side of the handle, the adjusting mechanism and the upper blade are rotationally arranged, the adjusting mechanism is used for controlling the distance between the upper blade and the lower blade when extending into the vagina so that the expansion size of the upper blade and the lower blade can adapt to the vaginal orifice of a patient, and the adjusting mechanism is used for expanding the vaginal orifice during examination. Concave parts formed inwards by the expansion type air bags are used for providing containing spaces for swelling parts located at the intervals, contact with the swelling parts is reduced, friction to the swelling parts is reduced, the pain feeling of a patient is relieved, protrusions formed by expansion of the expansion type air bags abut against the swelling parts out of the intervals, the swelling parts are made to be far away from the intervals, and therefore the swelling parts are prevented from being damaged. The upper blade is matched to approach the lower blade, so that the upper blade is reset, and the swelling part is prevented from being clamped to cause discomfort of a patient.

The invention discloses a C-shaped movable duckbill pliers type medical vaginal dilator, belongs to the technical field of medical instruments, and solves the problem that the vagina dilating effect is poor due to the fact that the distance between two pliers arms in an existing vaginal dilator cannot be adjusted. The C-shaped movable duckbill pliers type medical vaginal speculum comprises an upper pliers arm and a lower pliers arm, the end of the upper clamp arm is connected with a driving rack, the end of the lower clamp arm is connected with a fixing frame, and a driving assembly is arranged on the fixing frame. According to the device, the driving rack moves up and down in the fixing frame, and the distance between the upper clamp arm and the lower clamp arm is driven to change in the moving process; during treatment, after the forceps arm and the lower forceps arm are inserted into the vagina of a patient, the distance between the forceps arms is increased through the driving assembly, the interior of the vagina and the vaginal orifice are expanded, instruments can enter and exit conveniently, and the operation range is expanded; the driving rack and the driving assembly are connected to the single side of the upper forceps arm and the single side of the lower forceps arm respectively and are integrally arranged in a C shape, the coverage range on the vaginal orifice in the dilation process is small, the view blind area is small, and right-hand operation of a doctor is facilitated.

The invention discloses a midwifery technology simulation education system based on a fetal head aspirator, and the structure of the midwifery technology simulation education system comprises a midwifery device, a vaginal orifice, a perineum part, an umbilical cord, a placenta, a pressing plate, an infant model, a connecting strip, and a uterus body model. A student stretches the obstetric forceps into the uterus body model through a vaginal opening in the perineum to conduct movable delivery on the infant model, the student controls and opens the obstetric forceps to be clamped on the head of the infant model through mutual cooperation of the finger ring and the wave forceps handle, and then the negative pressure pipe is matched with the fetal head aspirator to move. The fetal head aspirator is directly attached to the head of the baby model, contact air between the fetal head aspirator and the baby model is sucked through the negative pressure pipe, and the fetal head aspirator and the obstetric forceps are limited to the corresponding positions through the sleeve to be movably adjusted. And the obstetric forceps and the fetal head aspirator are matched with each other, so that the students in the midwifery major can personally carry out normal childbirth midwifery operation training.

The invention provides a simulation teaching aid for childbirth operation simulation, and belongs to the technical field of midwifery training teaching models. In order to solve the problems that an existing teaching aid cannot combine the work of a patient with the actual operation of medical staff to completely simulate the whole delivery process, and the teaching effect is poor, a simulated uterine contraction assembly and a simulated boosting assembly connected with the simulated uterine contraction assembly are additionally arranged in a simulated human body, so that the simulated uterine contraction assembly and the simulated boosting assembly are arranged in the simulated human body; when the simulated uterine contraction assembly extrudes the simulated uterus to simulate uterine contraction, the simulated boosting assembly extrudes the simulated uterus towards the side, provided with the simulated vaginal orifice, in the simulated human body to simulate the compression strength of organs in the body of a patient and the strength of persons such as delivery assistants and nurses to extrude the uterus of a pregnant woman, so that the delivery process is completely displayed; and the clinical practice ability of medical staff is improved.

The invention discloses a highly-simulated transvaginal endoscopic surgery training model, which comprises a model body, the model body is a model from the waist and abdomen of a human body to the thigh root, a simulated vaginal orifice is arranged outside the model body, a simulated pelvic cavity is arranged in the model body, a cover plate is detachably arranged on the model body, and the cover plate is used for opening the model body. A vagina model and a uterus model are arranged in the simulated pelvic abdominal cavity and are mounted according to a human body structure, the uterus model comprises a uterine orifice section, the vagina model comprises a vagina section and a dome section which are detachably connected with each other, and a ferrule is arranged at one end, far away from the vagina section, of the dome section; the sleeve ring is used for sleeving the uterine orifice section and moving in the length direction of the uterine orifice section, a training module is arranged in the simulated pelvic abdominal cavity, the requirements of the transvaginal laparoscopic surgery are met through the arrangement of the cover plate and the dome section, the defect that traditional training equipment is too large in loss is overcome, and meanwhile targeted training of the surgery is achieved through the arrangement of the sleeve ring.

The movable cleaning device comprises a bottom plate, the upper end face of the bottom plate is fixedly connected with a cleaning cylinder, the upper end face of the bottom plate is further fixedly connected with an equipment box, the upper end face of the bottom plate is further fixedly connected with a water tank, and a stirring assembly is arranged in the equipment box. The stirring assembly is arranged in the cleaning cylinder and used for stirring liquid in the water tank, the flushing assembly is arranged in the cleaning cylinder and used for flushing the vaginal orifice of a patient, the water spraying assembly is arranged in the cleaning cylinder, and the water spraying assembly is used in cooperation with the flushing assembly and used for indirectly spraying water to the vaginal orifice of the patient. The problems that the cleaning range of the surface of the vaginal orifice of a patient is reduced, the cleaning effect on bacteria on the surface of the vaginal orifice of the patient is reduced, and after cleaning, flushing water of the vaginal orifice of the patient cannot be wiped off in time, and the comfort of the patient after cleaning is reduced are solved.

Provided is an apparatus for delivery assistance, which comprises a main cylinder (3) and a suction assembly. One end of the main cylinder (3) is provided with a through hole (32). Both sides of the through hole (32) are provided with rounded corners. The suction assembly comprises a fixed cylinder (5) disposed in the main cylinder (3). One end of the fixed cylinder (5) is connected to an elastic membrane (8). An expansion ring (30) is formed on the elastic membrane (8). A spiral elastic plate (20) is disposed in the expansion ring (30) in a penetrating manner. A first electromagnet (19) and a second electromagnet (21) are disposed at two ends of the spiral elastic plate (20), respectively. A plurality of support rods (16) are disposed in the elastic membrane (8) in a penetrating manner. One end of each support rod (16) is connected to an arc-shaped plate (17). One end of the fixed cylinder (5) proximal to the elastic membrane (8) is provided with an arc-shaped groove (31). The arc-shaped plate (17) is slidably clamped in the arc-shaped groove (31). In the present application, the main cylinder (3) disposed can facilitate the placement of the suction assembly into the puerperal vagina in a folded state, and after placement, the suction assembly self-expands to maintain the suction area on the fetal head while preventing the need for pre-placement dilation of the puerpera's vaginal orifice, thereby maintaining the suction area of the elastic membrane (8) on the fetal head to reduce slippage.

The utility model relates to the technical field of surgical auxiliary instruments, and specifically to an implant needle fixer, including: a mounting ring, a caliber adjustment structure and an implant needle limiting hole. The caliber adjustment structure is provided at the end of the mounting ring, and the caliber adjustment structure is detachably connected. The implant needle limiting holes are provided at equal intervals on the mounting ring, and the implant needle cooperates with the implant needle limiting holes. An adjustable caliber mounting ring is provided, and the mounting ring is adjusted to cooperate with the vaginal opening. The implant needle is inserted into the implant needle limiting hole of the mounting ring, and then the gauze is stuffed into the hollow part of the mounting ring, so that the mounting ring is stably fixed in the vaginal opening. At the same time, the mounting ring is used to limit the implant needle, so that the implant needle is more stably fixed, which is convenient for surgery. The device has a simple structure and is easy to use. It does not affect the radiotherapy effect and the implant needle is accurately positioned.

The present invention discloses an intelligent laparoscope limiter for preventing uterine perforation. The electric push rod pushes the limit plate to move in the left and right directions, which is conducive to adjusting the position of the limit plate to achieve limiting of different depths of the laparoscope. The infrared ranging sensor can detect the spacing position of the detection column in real time. Since the detection column can be driven by the limit plate, the position information of the limit plate can be obtained by detecting the position of the detection column, which is convenient for precise control. The visual scanning of the visual sensor can be conducive to judging the spacing between the installation sleeve and the inner wall of the patient's uterine cavity. When the spacing size is within a preset detection safety range, the microprocessor chip can synchronously send a high level to the alarm and the electric push rod, which is conducive to the alarm sounding an alarm to remind medical staff to stop operating. At the same time, the electric push rod can also push the limit plate to extend, which is conducive to the limit plate being attached to the outside of the patient's vaginal opening. The limit plate can prevent the laparoscope from penetrating into the uterine cavity again under the push of the medical staff's hands.

A urethral barrier device for preventing urinary tract infections includes a patch, which has a size and a shape allowing it to be positionable on a vestibule between labia minora and between a vaginal opening and a clitoris of a vulva. The patch thus overlays an external urethral orifice of a urethra without the patch impeding access to the vaginal opening or the clitoris. The patch comprises an upper layer and a lower layer. The upper layer comprises elastomer and thus is impervious to bacteria. The lower layer comprises adhesive and adhesively attaches the patch to the vestibule with the patch extending over the external urethral orifice. The patch prevents bacteria from entering the urethra through the external urethral orifice during sexual intercourse, thereby preventing a urinary tract infection.