27 results about "Cervical canal" patented technology

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

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

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

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

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

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

The utility model provides a hysteroscope operation liquid collecting device which comprises a collecting splash-proof main body, an elastic film and a liquid outlet pipe, the collecting splash-proof main body is of a semicircular cup-shaped structure, and a collecting cavity used for assisting in collecting overflowing uterine distention liquid is arranged in the collecting splash-proof main body. The collection cavity is provided with a first opening in the upper part of the collection splash-proof main body, the first opening is used for allowing overflowing uterine distention liquid to enter the collection cavity and clamping a cervical canal fixing device, and the collection cavity is provided with a second opening in the lower part of the collection splash-proof main body; the at least three elastic films are arranged on the second opening in the circumferential direction of the second opening, and the elastic films are tightly spliced together and seal the second opening; and one end of the liquid outlet pipe is inserted into the collecting splash-proof main body and is communicated with the collecting cavity. The hysteroscope operation liquid collecting device can assist in collecting uterine distention liquid in hysteroscope examination and prevent the uterine distention liquid from splashing out in the operation.

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

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

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

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

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

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

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

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

The invention relates to the technical field of steam ablation medical instruments, and provides a steam ablation handle and a steam ablation system.The steam ablation handle comprises a handle shell assembly, a catheter assembly, a heating assembly and a pressure relief device, and the handle shell assembly is provided with a cavity; the catheter assembly comprises a catheter body and a balloon module. The catheter body is provided with a steam channel, a backflow channel and a gas channel. The pressure relief device is provided with a pressure relief inlet and a pressure relief outlet, the pressure relief inlet is communicated with the backflow channel, and in the sealing state, communication between the pressure relief inlet and the pressure relief outlet is disconnected; in a pressure relief state, the backflow channel, the pressure relief inlet and the pressure relief outlet are communicated; the balloon module comprises a plurality of balloons, and the balloons are used for anchoring and sealing the cervical canal and are communicated with the gas channel, so that the adaptability to the uterus form is better; by means of the sealing arrangement of the multiple balloons, steam is prevented from leaking through the cervical canal, meanwhile, pressure relief work of the pressure relief device is facilitated, the risk of tissue damage caused by the fact that the steam invades into the fallopian tube is avoided, and safety is improved.

An insert (1100, 1300, 1400, 1500) for an intrauterine system (1102, 1336, 1402, 1502) is disclosed, comprising: a handle body (1104, 1306, 1416, 1504), a measuring tube (1110, 1328, 1406, 1510), a plunger (1132, 1202, 1362, 1450, 1532), a flange (1122, 1404, 1522), a finger retainer (1124, 1314, 1446, 1524), and a device (1126, 1526) for reversibly locking the removal wire (1128, 1358, 1414) of the intrauterine system. The proximal end of the measuring tube (1106, 1440, 1506) is movably attached to the distal end of the handle body (1108, 1330, 1454, 1508), provided that the measuring tube is arranged to remain lateral to the cervical canal during insertion. A plunger is movably arranged inside the handle body and the measuring tube. This disclosure also provides a kit including an insert and an intrauterine system.

A cervical canal medicine applying device comprises a cannula, a medicine applying assembly, a supporting assembly, a push-pull assembly and a limiting assembly. The medicine applying assembly is folded in the cannula and can be unfolded outwards and attached to a cervical canal and a cervical opening. The supporting assembly is used for installing the medicine applying assembly and driving the medicine applying assembly to be folded in the sleeve or to be unfolded outwards after being moved out of the sleeve. The push-pull assembly is movably sleeved with the sleeve and used for installing the supporting assembly and driving the supporting assembly to move in an axial push-pull mode. The limiting assembly is used for limiting the axial movement position of the push-pull assembly. According to the utility model, liquid medicine can be accurately applied to a cervical canal and a cervical orifice, suspended medicine application is realized, and the medicine application is more sufficient; the medicine applying head is inserted into the cervical opening, subclinical infection is solved, dead angles are avoided, the cervical canal is wrapped by the umbrella-shaped absorbent cotton, medicine liquid is locked, the medicine continuously acts on the affected part, the effective medicine concentration is guaranteed, and the curative effect is improved.

The application discloses a novel uterus lifting device and a using method, which comprises a control handle, a hollow rod, a connecting rod, a cervical clamp and a uterus lifting cup. A tightening device is arranged in the uterus lifting cup. The tightening device comprises an elastic collar. The elastic collar is arranged in the center of the uterus lifting cup. The elastic collar is provided with an opening for tightening the outlet of the cervical canal. The cervical clamp can be retracted or extended from the cervical cup. First, the cervical clamp is extended from the cervical cup to clamp the cervix. Then, the cervical clamp clamps the cervix and is pulled down to the inside of the uterus lifting cup. At the same time, the elastic collar is used to tighten the opening of the cervical canal, so as to prevent the tissues in the uterine cavity, especially cancer tissues, from flowing out of the cervical canal, thereby preventing the further spread of cancer cells.

An inserter (1100, 1300, 1400, 1500) for an intrauterine system (1102, 1336, 1402, 1502) is described, comprising a handle body (1104, 1306, 1416, 1504), a measuring tube (1110, 1328, 1406, 1510), a plunger (1132, 1202, 1362, 1450, 1532), a flange (1122, 1404, 1522), a finger support (1124, 1314, 1446, 1524), and a means (1126, 1526) for reversibly locking the withdrawal thread (1128, 1358, 1414) of the system intrauterine. A proximal end (1106, 1440, 1506) of the measuring tube is movably attached to a distal end (1108, 1330, 1454, 1508) of the handle body, and the measuring tube is arranged to remain outside the cervical canal during insertion. The plunger is movably arranged within the handle body and the measuring tube. The present invention also provides a kit comprising the inserter and the intrauterine system.

A subendometrial injection device comprises a supporting sleeve, an injection sheath and an injection needle. The injection sheath is inserted into the supporting sleeve in a sliding mode, a positioning disc with the outer diameter larger than that of a cervix uteri outer opening is fixed to the outer wall of the supporting sleeve, the supporting sleeve is divided into an insertion section with the outer diameter smaller than the inner diameter of a cervix uteri tube and the length larger than that of the cervix uteri tube and a positioning section outside the cervix uteri, and the end, inserted into the supporting sleeve, of the injection sheath is an in-vivo section; and the other end extends out of the positioning section of the supporting sleeve to form an in-vitro section. An external thread section is arranged on the in-vitro section of the injection sheath, a first positioning nut used for positioning the insertion depth of the injection sheath is connected to the external thread section, an injection needle is movably inserted into the injection sheath, a first scale and a second scale which display the insertion depth of the injection sheath and the injection needle are arranged outside the injection sheath and the injection needle respectively, and the injection sheath is provided with a channel for injection of the bottom and the side wall of a uterine cavity. By adopting the device, multi-site subendometrial injection can be completed, the operation process is simple, the trauma is small, the risk is low, the injection depth can be accurately controlled, and clinical development is facilitated.

This invention relates to the field of ultrasound imaging diagnostic technology, and discloses a method and system for diagnosing adenomyosis based on multi-parameter ultrasound imaging of the cervix. The method utilizes a transvaginal probe to acquire two-dimensional grayscale, shear wave elasticity, and ultra-micro blood flow images of the cervix. An anatomical coordinate system is established based on the longitudinal axis of the cervical canal in the grayscale image, and multiple independent quantitative analysis sub-regions covering the internal os and mid-segment of the cervix are identified as measurement target areas within the cervical parenchyma. Young's modulus, reflecting tissue stiffness, and resistance index, reflecting microcirculatory resistance, are extracted from the elasticity and blood flow images, respectively. The extracted parameters are input into a multivariate logistic regression diagnostic model, and the probability value of disease risk is calculated based on weighted coefficients, outputting a classification conclusion. This invention overcomes the limitations of morphological diagnosis through a standardized target area localization strategy and multi-modal parameter joint modeling, achieving objective quantitative diagnosis of adenomyosis and improving the accuracy and repeatability of detection.

The utility model relates to the technical field of salpingography, in particular to a fixable salpingography assembly which comprises an inner tube and an outer tube, the inner tube is sleeved on the outer tube, the fixable salpingography assembly further comprises a connecting rod mechanism, and the connecting rod mechanism is located at the same side ends of the inner tube and the outer tube and movably connected with the inner tube and the outer tube respectively. Wherein the outer tube pushes the connecting rod mechanism, so that the connecting rod mechanism wraps the cervical canal and fixes the whole device in the vagina. During use, the connecting rod mechanism is arranged at the same side ends of the inner tube and the outer tube, and the outer tube is utilized to push the connecting rod mechanism, so that the connecting rod mechanism can wrap the cervical canal and can also be fixed with the vagina, the stability of the whole radiography assembly is enhanced, and the problem that when only the cervical canal is wrapped and fixed, the force is difficult to control, and the vagina cannot be fixed is solved. The situation that the patient feels uncomfortable due to too heavy strength or the whole device is difficult to fix at the cervical canal due to too light strength possibly occurs.

A puncture guide cannula effectively solves the problems that when an existing puncture needle enters a uterine cavity from a cervical canal, the wall of the cervical canal and the muscular wall of the uterine cavity are prone to being touched, needle inserting is difficult, and working efficiency is reduced. Comprising a sleeve in the left-right axial direction, the front side of the sleeve is provided with a notch which is through in the left-right direction and the inside-outside direction, the left side of the sleeve is provided with a plurality of receding grooves which are provided with leftward openings and distributed along the outer edge face of the sleeve, and a pin shaft perpendicular to the axis of the sleeve is fixed in each receding groove and rotationally connected with an inverted-L-shaped bent rod; the free end of the bent rod leftwards extends out of the sleeve and is fixedly provided with an arc-shaped plate; the intrauterine device is ingenious in structure and convenient to use, the tip of a puncture needle can be guided and protected when entering a uterine cavity, the tip of the puncture needle is prevented from making contact with the wall of a cervical canal and the wall of the uterine cavity muscle, the needle inserting process can be conducted smoothly, the inverted-L-shaped rod is pulled rightwards so that the arc-shaped plates can be opened, the cannula can be moved rightwards and pulled backwards, and the puncture needle can be inserted into the uterine cavity. And the sleeve can be conveniently taken off from the puncture needle, and is simple to operate and easy to popularize and use.

The present application relates to the technical field of medical devices, in particular to a cervical canal polypus resecter, comprising a handle, a mirror body fixedly connected to the handle, a base detachably connected to the end of the mirror body away from the handle, and a cutting mechanism for resecting polypus arranged on the base; a fixing mechanism for adsorbing and fixing polypus and a flushing mechanism for providing flushing liquid to the surgical area are arranged in the handle. When the cutting mechanism is unfolded, the fixing mechanism generates negative pressure to fix the polypus, and the flushing mechanism transmits the flushing liquid to the surgical area; when the cutting mechanism is closed, the fixing mechanism continuously fixes the polypus, and the flushing mechanism sucks the flushing liquid into the transmission area. The present application is used for simplifying the surgical operation and improving the fluency and safety of the operation.

The application provides an instrument tube, a sampling swab and a gynecological uterine cavity fungus sampling method. The application comprises an instrument tube body. The instrument tube can be extended into, expanded, attached to and supported the isolated cervical canal wall. After the instrument tube is used to explore and expand the cervix, the closed distal end can be cut off, and the instrument tube is converted into a double-end open instrument tube. The sampling swab can be extended into the channel of the instrument tube, pass through the distal end of the instrument channel supported by the mechanical tube and reach the uterine cavity to sample the uterine cavity fungus, so that the uterine cavity fungus sample is taken out through the sampling instrument tube channel. Compared with the prior art, the application greatly reduces the pollution opportunity of the uterine cavity fungus sample and improves the accuracy of the bacterial sampling result.

1. Name of the product in this design: Hysteroscopy. 2. Purpose of this design: for the examination, diagnosis and treatment of the cervical canal or uterine cavity. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.