52 results about "Vaginal wall" patented technology

Described are various embodiments of a vaginal speculum. One embodiment comprises a handle portion and a tubular insertion portion mounted at an angle to the handle portion at a manipulatable end thereof. The tubular insertion portion defines a line-of-sight channel therein from the manipulatable end to a resiliently collapsable insertion tip portion of the tubular insertion portion. The resiliently collapsable insertion tip portion is manufactured of a resiliently collapsable material of sufficient flexibility to collapse under manual pressure to reduce an insertion cross-section thereof for ease of insertion, while being of sufficient resiliency to expand and resist collapse from vaginal wall pressure once inserted. Some embodiments provide for camera and / or lighting features. Vaginal speculum kits are further described, optionally having a reusable handle portion and various single-use, disposable tubular insertion portions which are connectable thereto for different anatomies, examinations and procedures.

The utility model relates to medical instrument technical field discloses a kind of noninvasive cervical cerclage buckles, including flexible kit, one end of flexible kit is provided with upper connecting ring, the other end is provided with lower connecting ring, upper connecting ring inside is provided with the upper annular passage for accommodating first connecting buckle, one end of first connecting buckle enters from the side import of upper annular passage, and it is passed out from the other side export of upper annular passage by the inside of upper annular passage.The utility model is fixed on cervix by setting upper connecting ring and lower connecting ring on the upper and lower ends of flexible kit, and setting the first, second connecting buckle that can be tightened on upper and lower connecting ring, reach the purpose of bundling.Compared with cervical cerclage, it has the superiority of noninvasive, fast, without anesthesia, compared with the cervical support product on market, can provide high-quality individualized product for patient, release the compression to vaginal wall and pelvic tissue, effectively avoid the irritation and harm of operation to cervical tissue.

The invention relates to the technical field of ultrasonic image analysis, and discloses an image detection method and system for prolonging the second birth process of double-fetal vaginal delivery and SPPH risk based on ultrasonic Speckle-tracing, and the method comprises the steps: obtaining an ultrasonic two-dimensional gray-scale image sequence; marking a conjoint analysis area between the cervical wall and the front and rear walls of the vagina; constructing a joint area displacement field; constructing a joint region strain trajectory; extracting parturition process characteristic indexes; and executing risk assessment through a fuzzy rule. The technical problem that in the prior art, risk judgment depends on clinical experience, and especially under the condition that continuous stretching occurs on the cervix uteri and vagina combined wall in the second birth process of double-fetal vaginal delivery, early recognition of the evolution process of the tissue from reversible stretching to irreversible instability is difficult to achieve is solved. Due to the fact that joint area displacement field modeling and logarithmic nonlinear strain analysis are introduced, quantitative characterization and continuous risk description of the mechanical behavior of the tissue in the labor process are achieved.

The utility model provides a vagina sampling device, relates to the technical field of medical instruments, and solves the problem that the vagina wall of a patient is easy to damage when two leaf-shaped vagina dilators are used for distraction of the vagina of the patient at a large angle in the prior art. The vagina sampling device comprises a column body used for opening the vagina of a patient, a containing cavity is formed in the column body in a penetrating mode, and a sampling opening is formed in the side wall of the column body in a penetrating mode; the clamping mechanism is used for clamping a cotton swab needing to be used for collecting vagina inner wall secretions, the clamping mechanism is arranged in the column body in a sliding mode, and the cotton swab on the clamping mechanism slides to the sampling opening along with the clamping mechanism to make contact with the vagina inner wall of a patient to collect the secretions; the sliding mechanism is installed between the clamping mechanism and the column body and used for assisting the clamping mechanism to move in the containing cavity; by means of the mode that the column body opens the vagina, the column body can be matched with the vagina of a patient more easily, opening damage to the patient is reduced, and the risk that the edge scratches the vagina wall is avoided.

The invention discloses a multifunctional cervical cancer implantation radiotherapy fixator. Comprising a main body part and a source applying part, the main body part comprises a main body cylinder and a control ring, and a driving motor in the control ring drives the main body cylinder to move horizontally; an expansion air bag is arranged at the front end of the main body cylinder, and the expansion air bag is attached and fixed to the vaginal wall through inflation. A plurality of adsorption discs are arranged on the control ring in a circumferential array mode, the adsorption force is enhanced along with movement of the main body cylinder, and therefore the control ring is stably adsorbed and fixed to the vulva. The source applying part comprises a plurality of fixing rings with different diameters, clamping moving parts capable of sliding along the fixing rings are arranged among the fixing rings, the clamping moving parts are used for clamping the planting needles and adjusting the depth, and source applying motors in the clamping moving parts drive the planting needles to move accurately. According to the invention, the implantation depth can be remotely and accurately adjusted, the treatment stability and applicability are improved, and the operation intensity of medical personnel is reduced.

The invention relates to the technical field of medical equipment, in particular to a traditional Chinese medicine fumigation nursing device for tumor gynecological patients, which comprises a heating barrel, a temperature flow device and an insertion type fumigator, the insertion type fumigator comprises a shell, an expansion bag, a supporting blade, a blade control assembly, a sponge filling body, a negative pressure liquid suction pipe and a negative pressure device, when the insertion type fumigator is inserted, the diameter of the insertion type fumigator is small, secreta can be prevented from being pushed to the deep position of the vagina, and the blade control assembly controls the supporting blade to be supported; the ends of the supporting blades can scrape off secretions attached to the vaginal wall, the secretions are absorbed by the sponge filling body, fumigating water vapor makes direct contact with the vaginal wall, the fumigating effect is improved, and the defects in the prior art are overcome.

The vaginal biopsy forceps based on the camera comprise an operator, a biopsy forceps body, a vaginal dilator and a cable, the biopsy forceps body is connected with the operator through the cable, the vaginal dilator is connected to the biopsy forceps body, and a switcher is further arranged on the biopsy forceps body. The clamping part of the biopsy forceps body is bent through the supporting rod, so that a tumor on the inner wall of a cavity-shaped vagina is easy to clamp; the control of the movable ring on the vaginal dilator and the clamping mechanism can be freely switched by rotating a rotating handle on the converter, so that a user can conveniently dilate the vagina, the biopsy forceps body can conveniently enter the vagina, and clamping and sampling are convenient; the cleaning strip can be pushed out of residual tissues between the grasping teeth by moving the extension strip, so that the problem that the traditional biopsy forceps are difficult to clean comprehensively is solved; and through the ring body and the universal joint, the main rod can conveniently stretch in and move at multiple angles, the main rod can be fixed, and errors caused by hand trembling of a doctor are reduced.

The utility model discloses a tampon which comprises a tampon assembly, a wrapping ring, a pull rope fixed at the bottom end of the wrapping ring, an elastic ring fixed in an inner cavity of the wrapping ring, a leakage-proof ring fixed on the inner wall of the elastic ring and a film storage tube fixed in an inner cavity of the leakage-proof ring. A peculiar smell removing agent is stored in the thin film storage pipe; the flow guide holes are evenly formed in the wrapping ring, the inner-layer absorption cotton is fixed in an inner cavity of the wrapping ring, the inner-layer absorption cotton is located between the wrapping ring and the elastic ring, when the device is pressed, the film bag can be pinched broken, lubricating liquid is released, and the dry feeling in the using process is reduced; when menstrual blood is absorbed, one part of the menstrual blood is absorbed by the wrapping ring, and the other part of the menstrual blood is absorbed by the inner-layer absorption cotton through the flow guide holes, so that the expansion degree of the wrapping ring after too much liquid is absorbed is reduced, the extrusion of the device on the inner wall of the vagina is reduced, and the air permeability is improved.

The utility model discloses an auxiliary tool for female genital tract pathological change gynecological ultrasonic screening, and solid coupling agent is arranged between support body and cladding, provides medium for sound wave conduction, and the support body can effectively push away vaginal wall, reduces the sound wave shielding caused by vaginal natural closure or tissue folding, thereby prevent the false image caused by vaginal wall collapse, and the space after strutting apart makes the probe can pass through ultrasonic wave detection target area, avoids the interference imaging of tissue overlapping, the acoustic impedance of solid coupling agent is close to human tissue, significantly reduces the reflection and attenuation of sound wave in the vagina, improves the signal-to-noise ratio, and makes the ultrasonic imaging clearly show the relationship between pelvic cavity tumor and vaginal surrounding tissue.

The invention discloses a special balloon propeller device for cleaning and nursing female private parts, which comprises a rod-shaped body, a filling cavity channel is arranged in the body, an inflatable balloon is arranged at one end of the body, an opening is formed in the other end of the body, an air compression push rod is arranged in the opening, and a first piston is arranged at one end, located in the filling cavity channel, of the air compression push rod. A reset elastic piece is arranged in the filling cavity; an air outlet hole is formed in the position, located on the balloon, of the body and communicated with the filling cavity channel, and a first one-way valve is arranged at the position, close to the air outlet hole, of the filling cavity channel. Compared with the prior art, the air compression push rod is arranged, the reset elastic piece capable of enabling the air compression push rod to reset is arranged in the filling cavity channel, the balloon capable of being inflated and expanded is arranged at the end, away from the air compression push rod, of the body, the balloon is inflated and expanded through the air compression push rod, and the surface of the balloon is attached to the vaginal wall; and when the main body is pulled out, dirt on the vagina wall is scraped out by the balloon wall, so that physical and mechanical scraping and cleaning of the vagina wall are realized.

The application discloses a vaginal flushing device and relates to the technical field of gynecological nursing, which comprises a squeeze type solvent bottle and a flushing pipe, the flushing pipe is arranged on the squeeze type solvent bottle, an expansion part connected with the squeeze type solvent bottle is arranged on the outer periphery of the flushing pipe, the expansion part comprises two U-shaped expansion arms, the open ends of the U-shaped expansion arms are integrally formed with the squeeze type solvent bottle, and the non-open ends of the U-shaped expansion arms are perpendicularly and crossly connected with each other. The two U-shaped expansion arms are arranged on the outer periphery of the flushing pipe, a gap is formed due to the cross arrangement of the two U-shaped expansion arms, the flushing of the vagina is not affected, the U-shaped expansion arms can separate the relatively narrow vaginal wall from the flushing pipe by a certain distance, water impact of the flushing pipe is facilitated, and the flushing effect on the vagina is improved.

This invention relates to the field of pelvic floor muscle rehabilitation technology and discloses a pelvic floor muscle rehabilitation training device, including a contact shell, an air tube fixedly connected to the outer wall of the contact shell, and an electrode probe fixedly connected to the top of the contact shell. The surface of the airbag is disinfected, and the airbag is fitted onto the outer wall of the electrode probe. The other end of the air tube is inserted into the airbag and connected to it. The electrode probe is slowly inserted into the vagina, and the device is turned on. At the same time as the electrode probe is activated, the inflation device is activated to generate gas, which enters the airbag through the air tube. As the gas continues to enter, the airbag slowly expands. When the airbag expands to a certain volume, inflation stops, and it begins to contract within a certain period of time. This allows the airbag to expand moderately after inflation, conforming to the irregular shape of the vaginal wall, ensuring stable and uniform contact between the built-in electrode and the pelvic floor muscle tissue.

The invention relates to the technical field of vagina examination auxiliary instruments, in particular to a plugging leakage-proof device for vagina water radiography, which comprises a plugging ring, a probe inlet and outlet pipe and an annular sheet connected between the plugging ring and the probe inlet and outlet pipe in a sealing manner, the plugging ring comprises an outer air ring and an inner air ring, and the end surfaces of the outer air ring and the inner air ring are communicated; the axial lead of the outer air ring coincides with the axial lead of the inner air ring, an annular groove is formed between the outer faces of the inner air ring and the outer air ring, and an air nozzle is connected to the end face, away from the inner air ring, of the outer air ring. The perfusion state is easy to judge, the vaginal wall shielding range is smaller, and the probe examination range can be remarkably widened.

This utility model relates to the field of secretion sampling technology, specifically disclosing a vaginal secretion sampling device for reproductive centers. It includes a collection tube with a sampling component fixedly connected to its exterior. The sampling component is located inside the collection tube and samples vaginal secretions from the patient. An aspiration component is located inside a storage tube and retrieves the stored secretion sample. In use, the semi-circular sampling cap, combined with a swab ring, is brought into contact with the vaginal wall by gently pulling the handle. Secretions are actively collected through a scraping action. Compared to the passive adsorption of traditional swabs relying on capillary action, this method provides more thorough collection of samples with high viscosity or tight adhesion, thus reducing detection errors caused by insufficient sample. The swab ring completes sampling simultaneously through scraping and adsorption, reducing the time the instrument remains in the vagina.

1. The name of the design product: intelligent master control device for pelvic floor anti-aging. 2. The use of the design product: the design product connects different components, provides different amplitude and different period electric stimulation, acts on different positions such as vaginal wall and vulva for pelvic floor training, and resists pelvic floor aging. 3. The design points of the design product: the shape of the product. 4. The picture or photo that best indicates the design points: front view.

The invention provides a plant extraction gel for improving vaginal elasticity and a preparation method and application thereof, and belongs to the technical field of biological medicine. The plant extraction gel is prepared from fructus evodiae extract, Chinese herbaceous peony root extract, rhodomyrtus tomentosa fruit extract, dogwood extract, lime peel extract, cyrtomium rhizome extract, zedoary turmeric oil, melaleuca alternifolia oil, rosemary leaf oil, matrine and auxiliary materials. According to the invention, the fructus evodiae extract increases the thickness, the wettability and the elasticity of a vaginal wall by simulating an estrogen function; the Chinese herbaceous peony root extract has anti-inflammatory and anti-oxidation effects. The rhodomyrtus tomentosa fruit extract can tighten tissues in time, the dogwood extract can improve microcirculation and provide nutrition, and the lime peel extract can protect the elastic fibers from oxidative damage. All the components in the plant extraction gel supplement each other, and the comprehensive effect of recovering and maintaining vagina elasticity is achieved together. The plant extract gel disclosed by the invention has obvious effects in balancing vaginal flora and improving vaginal elasticity.

This invention relates to the field of medical device technology and discloses a vaginal dilator and irrigator, including a handle. A connecting nozzle is slidably connected to the inner wall of the handle. A connecting groove is formed on the outer wall of the connecting nozzle. A water channel sealing ring is fitted onto the outer wall of the connecting nozzle. A water spray pipe is fixedly connected to the top of the connecting nozzle. An air bladder is fitted onto the outer wall of the water spray pipe. A large-end sealing protrusion is provided at the bottom of the air bladder. The inner wall of a locking device engages with the inner wall of the connecting groove. Water holes are formed inside both the handle and the connecting nozzle. An air inlet assembly is provided at the end of the handle and is slidably connected to the bottom of the water spray pipe. By combining the expanding air bladder and the water spray pipe, the air bladder gradually inflates, achieving gentle dilation of the vaginal wall, exposing the folds of the vaginal wall, ensuring the sealing performance between the air bladder and the water spray pipe, preventing gas leakage, and thus achieving the effect of rinsing the folds of the vaginal wall, avoiding incomplete rinsing.

The present application relates to a urethral mesh for female urinary incontinence and moderate pelvic organ prolapse, which comprises a middle support sheet, a first wing sheet and a second wing sheet; a first preset mesh fixing line and a second preset mesh fixing line are arranged on the front side of the middle support sheet; a third preset mesh fixing line and a fourth preset mesh fixing line are arranged on the back side of the middle support sheet; a fifth middle mark traction line is arranged between the first preset mesh fixing line and the second preset mesh fixing line; and a sixth middle mark traction line is arranged between the third preset mesh fixing line and the fourth preset mesh fixing line. The advantages are that the urethral tip can be provided with support strength to prevent the anterior pelvic organ from bulging; meanwhile, the bladder neck and the posterior urethral segment are reconstructed, and the middle urethral support is strengthened, which is particularly suitable for patients with larger urethral activity, wider vaginal split, recurrent cases and shorter anterior vaginal wall, so as to reduce the operation difficulty and the incidence of complications, and can become a new type of medical instrument with wide application prospect.

This invention discloses a medical flushing device for biomedical engineering industry, relating to the field of biomedical engineering technology. It includes a medication sac assembly and an infusion tubing. The medication sac assembly comprises a corrugated sac body with a lower plastic plate at its bottom and a threaded opening on the surface of an upper plastic plate. The infusion tubing has outlet holes on both its top outer wall and top surface. First magnetic plates are fixed to both sides of the lower surface of the upper plastic plate, and second magnetic plates are fixed to both sides of the upper surface of the lower plastic plate. This medical flushing device, through the magnetic attraction principle of the first and second magnetic plates, ensures that the corrugated sac body is attracted and fixed after compression. Even if the pressure on the corrugated sac body is released before the infusion tubing is withdrawn from the vagina, the corrugated sac body will not recover and generate suction, preventing the backflow of flushing fluid or medication from the vagina. This ensures thorough flushing of the vaginal wall while preventing backflow contamination of remaining medication.

The invention discloses a vaginal secretion sampling device for obstetrics. The vaginal secretion sampling device comprises an outer tube, an inner tube, a cervical orifice sampling film and a sampling arm, a cervix sampling window is arranged at the end of the outer tube, and a plurality of guide sliding grooves are formed in the tube wall. The inner tube is arranged in the outer tube in a sliding mode and drives the cervix sampling film to act, the cervix sampling film is unfolded for sampling when the inner tube is pushed forwards, and the cervix sampling film is closed when the inner tube is pulled back. The sampling arm is fixed to the inner pipe through the connecting part, the guiding part is embedded in the sliding groove, and the swing sampling part can swing elastically. When the inner tube is pushed forwards, the sampling arm is folded, and when the inner tube is pulled back, secretions are collected. The invention aims to provide the vaginal secretion sampling device for the obstetrical department so as to synchronously collect the secretions of the cervical orifice and the vaginal wall.

A device and method for use in transvaginal procedures involving the suturing in place of a permanent suture anchored to the obturator membranes at the posterior vaginal wall. An introducer assembly includes a hollow sheath and an introducer having a screw tip. The hollow sheath includes a knob with an anchor compartment. The introducer is selectively secured, axially and radially, relative to the sheath. A suture line is threaded along a channel of the introducer and through anchor holes of an anchor stored in the anchor compartment. After removal of the introducer from the sheath, a latch covering the anchor compartment is opened and the suture is pulled to draw the anchor out of the compartment, and through the sheath. The anchor may then be secured to an obturator membrane.

The application belongs to the technical field of medical devices. In view of the poor smearing effect of the vaginal administration device, the application provides a precise and controllable vaginal administration positioning and pushing device, which comprises a drug administration outer tube, a drug administration inner tube, a first piston rod, a massage smearing air bag and a driving mechanism. The drug administration inner tube is arranged inside the drug administration outer tube, and one end of the drug administration inner tube is connected with the first piston rod, and the other end of the drug administration inner tube is connected with the driving mechanism. The massage smearing air bag is slidably sleeved on the drug administration tube, and one end of the driving mechanism away from the drug administration inner tube penetrates out of the drug administration tube and is connected with the massage smearing air bag. While the drug is applied to the vaginal wall, the driving mechanism drives the massage smearing air bag to uniformly smear the liquid medicine sprayed by the drug administration tube on the vaginal wall, so that the medicine is uniformly distributed at different depths in the vagina, and the vaginal wall is massaged at the same time, the comfort degree of the drug administration process is improved, the pain and foreign body sensation are reduced, and the treatment compliance of the patient is improved.

The present application relates to the technical field of intelligent medical teaching, and provides an internal examination teaching method for real-time acquisition of cervical pressure data, comprising: S1: building an overall structure of an intelligent internal examination teaching aid; S2: using pressure sensor integration and calibration technology to implement real-time acquisition of high-precision pressure data and three-dimensional coordinate data on the vaginal wall and cervical part; S3: using real-time visualization algorithm for internal operation of the vagina to convert the collected spatiotemporal mechanics signals into three-dimensional motion trajectory, force distribution and dynamic rendering image; S4: constructing a multi-dimensional quantitative evaluation index system, and based on the expert standard operation library and the similarity algorithm, objectively quantifying the score and standardizing the judgment of the operation of the student; S5: realizing real-time fitting, trajectory rendering and multi-dimensional information display of the operation data; S6: executing internal examination simulation training, data acquisition, real-time feedback and comprehensive examination. Through the built-in pressure sensor, the position and mechanics change information of the operation method are collected in real time, and the operation of the student is objectively quantified and judged.

A vagina operation assist device for surgery comprises an assist device body and a fixing device, the assist device body comprises a plurality of first air bags, and each first air bag is provided with a first air port; the assist device body further comprises a plurality of arc-shaped blocks, the arc-shaped blocks and the first air bags are alternately connected to form end-to-end closing, and a first operation channel is formed in the assist device body; a connecting channel is also arranged in the arc-shaped block; the fixing device comprises a plurality of fixing claws, one ends of the fixing claws are pivoted to the opening of the connecting channel and are in transmission connection with operating rods, the operating rods movably penetrate through the connecting channel, and the ends, away from the fixing claws, of the operating rods are exposed out of the connecting channel; when the auxiliary device is used, the auxiliary device body is pushed into the vagina, then the air bag is inflated to be expanded, the diameter of the auxiliary device body is increased, the vagina wall is extruded and expanded, then the operating rod is pulled to enable the fixing claw to rotate to be in an umbrella shape and be fixed in the pelvic cavity, the auxiliary device body can be fixed in the vagina, and the vagina is kept in an expanded state. And the subsequent surgical operation is facilitated.

The expansion tool comprises a probe rod and an endoscope controller, the probe rod is formed by coaxially fixing a rod head, a rod body and a rod tail, a through cavity is formed in the probe rod in the axial direction, and outer supporting plates with hollowed-out openings and a channel expansion assembly are arranged on the circumferential face of the rod body in a circumferential array mode; the rod tail adjusting and expanding button drives a supporting rod A and a supporting rod B of the channel expanding assembly to be linked through a core ring and a movable rod, so that an outer supporting plate expands the vagina or retracts and resets; the endoscope controller insertion rod can be inserted into the expansion adjusting button insertion hole, vaginal wall images are collected through the camera, visual observation is achieved, and meanwhile flushing fluid is conveyed through the water outlet. The dilation-observation-flushing integrated operation is achieved, the dilation amplitude can be flexibly adjusted according to the vagina size and the injury degree of a patient, the patient can use the dilator independently at home through simple guidance, and the dilator is suitable for nursing of vaginal wall injury after radiotherapy and postpartum / postoperative.

This invention relates to the field of photoelectric probes, specifically a multi-point photoelectric probe for cervical cancer screening instruments. It includes a probe body and a detector handle. The probe body adopts a slender, hollow tubular structure, serving as the support and wiring main body for the probe, and internally housing multiple independent optical fibers. An end-face detection section, located at the very front of the probe, is elliptical in shape and is a dedicated cervical tissue detection component. A ring-shaped detection section, fitted onto the ring-shaped side of the probe body behind the end-face detection section, is a dedicated vaginal wall tissue detection component. An adjustment section is used to adjust the orientation of the end-face detection section, expanding the detection range and ensuring that all areas of the cervix can be effectively detected. The front end of the probe body is fixedly connected to the end-face detection head, and the rear end is detachably connected to the detector handle. This multi-point photoelectric probe for cervical cancer screening instruments, through its separate dedicated design of the end-face and ring-shaped detection heads, achieves for the first time simultaneous screening of both the cervix and vaginal wall areas with a single probe insertion.

The utility model discloses a pair of vaginal wall biopsy forceps with a supporting function. A pair of biopsy forceps with a vaginal wall supporting function comprises a forceps body and a forceps handle movably connected with the forceps body, biopsy forceps are movably arranged in the forceps body and the forceps handle, a supporting assembly is arranged at the front end of the forceps body, a rotating assembly capable of being movably connected with the forceps handle is arranged in the rear end of the forceps body, and the forceps handle is movably connected with the rotating assembly. A control handle is hinged to the bottom of the front end of the forceps handle, the front end of the rotating assembly is connected with the supporting assembly, the rear end of the rotating assembly is hinged to the upper end of the control handle, and a sliding channel structure allowing the biopsy forceps to move is formed in the forceps body, the rotating assembly and the forceps handle. The vaginal speculum can help medical staff to obtain a good examination view field, is beneficial to single-person operation of the medical staff, and can enable vaginal focus examination work to be more comprehensive, rapid and safe.

The application belongs to the field of intelligent medical treatment and particularly relates to a system for treating SUI through transvaginal urethral middle segment pubic paravaginal ligament linear suspension. The system comprises: a positioning and dissection processing unit (101) for incising the mucosa of the anterior vaginal wall along the longitudinal line of the anterior vaginal wall to a set depth reaching the urethral transverse groove; a separation and exposure processing unit (102) for separating the bladder from the vaginal wall, then separating the left / right side space of the bladder to obtain the free left / right side urethral middle segment paravaginal fascia and expose the left / right side pubic ramus lateral ligament; and a suspension processing unit (103) for respectively lifting the left / right side urethral middle segment paravaginal fascia to the left / right side pubic ramus lateral ligament obliquely above and suturing and fixing. The application linearly sutures and suspends the urethral middle segment paravaginal fascia tissue in a reverse V shape on the pubic paravaginal ligament, and the sutures on the left and right sides do not cross at the urethral midline, which not only anatomically recovers the urethra and bladder angle with autologous tissue, avoids the risk of mesh erosion and exposure, but also reduces the incidence of postoperative urethral obstruction and urinary retention.

The utility model discloses an elastic irregular cavity cleaning balloon catheter used for cleaning vaginal secretion, which comprises an elastic balloon capable of being filled and a soft catheter connected with the balloon, a catheter cavity at one end of the catheter is communicated with an inner cavity of the balloon, the other end of the catheter is provided with a connector, and the connector is connected with the balloon. The connector is provided with a pressurizing opening with a one-way valve, the pressurizing opening is communicated with a catheter cavity of the catheter, and a plurality of flexible protruding parts are arranged on the surface of the balloon. Compared with the prior art, after the vagina is filled with the balloon, the outer surface of the balloon is attached to the vagina wall, the balloon is slowly pulled out of the vagina while the catheter is pulled outwards, and meanwhile secretions on the vagina wall are erased and cleaned by the protruding part on the outer surface of the balloon and brought out of the vagina; therefore, secretion in the vagina can be cleaned before or after the vagina is cleaned, the cleaning effect of the secretion in the vagina is improved, and due to the fact that the structure is simple, the vagina cleaner further has the effect of being easy and convenient to operate.

This invention discloses a hydrogel formulation, its preparation method, and its application, relating to the field of biomedical technology. The hydrogel formulation of this invention comprises the following raw materials by mass percentage: polyvinyl alcohol, hyaluronic acid, chitosan, silver nitrate, aloe vera extract, glycerin, PVA-PEO copolymer, citric acid, and deionized water. This invention significantly reduces irritation and friction to the vaginal wall and improves patient comfort by coating the surface of a vaginal speculum with a hydrogel formulation possessing good biocompatibility, a low coefficient of friction, and antibacterial properties. Simultaneously, the addition of antibacterial components to the hydrogel effectively inhibits the growth of common pathogenic bacteria, reducing the risk of cross-infection. Furthermore, by optimizing the coating preparation method and curing treatment, the stability and durability of the coating are ensured, further improving the safety and reliability of the vaginal speculum.