60 results about "Col uterin" patented technology

The invention discloses a vaginal closure system capable of being used under a laparoscope, and particularly relates to the field of medical instruments. The system comprises a pair of closing forceps, the closing forceps comprise a main body rod, a fixed handle is fixedly arranged at the tail end of the main body rod, a movable handle is arranged on one side of the fixed handle, the movable handle is rotatably connected to the fixed handle through a bearing, and two clamping forceps heads are arranged at one end, away from the fixed handle, of the main body rod. By using the closing forceps,the end, provided with the clamping forceps head, of the closing forceps extends into the abdominal cavity of a patient through the puncture hole in the abdominal wall of the laparoscope, and the vagina is closed before the uterus, accessories and the upper section of the vagina are to be excised, so that tumor tissue of the cervix uteri is prevented from being exposed in the abdominal cavity after the vagina is excised, and implantation metastasis is reduced; then an electrotome cuts open the vaginal wall below the closed part, and the cut uterus, accessories and vaginal upper section tissueare taken out through the vagina; and finally, the vaginal stump is sutured, the tumor-free principle of a tumor operation is effectively followed, and the operation time is saved.

The invention relates to the technical field of medical instruments, and discloses a cervical dilatation balloon catheter. According to the cervical dilatation balloon catheter, tablets are placed in a medicine storage cavity by rotating a head end, the head end is tightened, lubricating physiological liquid medicine is injected into a sealing injection ring, the lubricating physiological liquid medicine dissolves the tablets into particles and flows out of the medicine outlet holes, so that the inner wall of the vagina of a puerpera is lubricated, meanwhile, the aims of stopping bleeding and suppressing pain are achieved, and comfort is improved; According to the cervical dilatation balloon catheter, a first balloon and a second balloon are filled with normal saline and placed on the inner opening of the cervix uteri, mild mechanical expansion force is generated on the lower uterine segment and the cervix uteri, disappearance of the lower uterine segment and dilatation of the uterine opening are promoted, meanwhile, secretion of endogenous prostaglandin is stimulated through separation and stripping of a fetal membrane, so that the cervix uteri of the puerpera is gradually expanded unconsciously, and accordingly nerves reflect, so that nerve tracts of posterior pituitary release oxytocin, the oxytocin level in maternal blood circulation is increased, uterus contraction is promoted to be continuously enhanced, then labor induction is successful, and the operation efficiency is improved.

A uterine manipulator device includes: an elongated cannulated tube having proximal and distal ends, a cervical cup positioned on the elongated cannulated tube with a top distal portion of a first diameter and a base proximal portion of a second smaller diameter, and an occluder assembly comprising an occluder positioned proximally from the cervical cup on the elongated cannulated tube, the occluder having a body with at least one primary rib and at least two secondary ribs, wherein a diameter of at least one secondary rib is smaller than the diameter of the primary rib.

The invention relates to a lower uterine segment hemostat, and belongs to the technical field of a medical device. The lower uterine segment hemostat provided by the invention can cover and immobilize entire cervix uterus and lower uterine segment and can take an effective hemostatic effect; and meanwhile, by arranging a locating clip, an external cervical orifice in the tail end of the lower uterine segment can be accurately located and immobilized, so as to facilitate a hemostasis operation and to improve the hemostatic effect. Moreover, the hemostat is provided with a tightening belt, so that the tightness degree of the hemostat can be controlled and regulated, and the lower uterine segment can be effectively contracted and blood vessels of the lower uterine segment can be compressed so as to achieve a combined hemostasis purpose. When the lower uterine segment is well contracted and a bleeding amount is reduced, the hemostat can be taken down more easily, and the cervix uterus and uterus tissues can be protected from being hurt.

A system for imaging and examination of a cervix, comprising a control module connectable with a changeable head configured to image the cervix and collect a tissue biopsy, the head selected from a group consisting of a digital colposcope module, a transvaginal optical probe module and an endo-cervical endoscope module. The system may additionally comprise light source(s) to illuminate cervix tissue; sensing device(s) to generate signal(s) from light and/or to acquire image(s) of a portion of a cervix; and processor(s) in communication with the sensing device(s). The system is configured to: (i) analyze the signal(s); (ii) detect the size of the cervix; (iii) determine parameters defining properties of the cervix; (iv) determine and distinguish normal tissue from abnormal tissue within the cervix; (v) determine the location of area(s) of abnormal tissue in the cervix; and (vi) generate a panoramic view of the cervix.

The present invention provides a method for screening a compound or its salt that alters the binding property between MCH or its salt and SLC-1 or its salt, characterized by using MCH or its derivative or a salt thereof and SLC-1 or its salt is useful for screening an SLC-1 agonist which can be used not only as an appetite (eating) promoting agent but also as a prophylactic/therapeutic agent for weak pains, atonic bleeding, before and after expulsion, subinvolution of uterus, cesarean section, induced abortion, galactostasis, and the like, and an SLC-1 antagonist which can be used not only as an antiobestic agents (drug), an appetite (eating) modulator, and the like, but also as a prophylactic/therapeutic agent for hyperstimulation, ankylosing uterine contractions, fetal distress, uterine rupture, cervical laceration, preterm delivery, Prader-Wili syndrome and the like.

The invention relates to a surgical instrument for dilating the cervix uteri in a gynecological operation, in particular to a cervix uteri dilating instrument capable of dilating the cervix uteri and clamping the cervix uteri at the same time. The cervix uteri dilating instrument is composed of a cervix uteri dilating rod capable of realizing spiral expansion and a cervix holding forceps body, wherein the cervix uteri dilating rod is composed of a shell and a rod core; the cervix uteri dilating rod is inserted into the inner opening of the cervix uteri, and the forceps body is closed to clamp the cervix; the rod core is inserted into the shell of the cervix uteri dilating rod, the rod core gradually enters the threaded part of the shell by rotating a rod core handle clockwise, and when the rod core goes deep into the conical part of the shell, the top end of the shell of the cervix uteri dilating rod gradually expands outwards, so the inner opening of the cervix is slowly expanded; the dilation degree of the shell of the cervix uteri dilating rod is controlled along with the insertion depth of the rod core; and the rod core handle is rotated anticlockwise, the shell is gradually folded, the forceps body is opened, and the cervix uteri dilating rod is taken out by retreating. The instrument can dilate the cervix uteri in a controllable and closed mode, so local stimulation is small; the cervix uteri dilating rod does not need to be replaced in a dilating process or to be inserted into the uterine cavity repeatedly, so influence on the form in the uterine cavity is small, and infection risks are few; and fracture is avoided when the instrument is taken out, cervix uteri traction force is small, and cervix uteri damage is small.

The invention discloses a uterine-expanding rod in the medical appliance domain, which consists of rod bulk and uterine-expanding head, wherein the shape of uterine-expanding head is conoid. The invention avoids infecting effectively, which is easy to operate for doctor.

Disclosed herein are segmented EVA Rings that contain progesterone that can be used to prevent preterm birth in subjects with a shortened cervix or to treat luteal phase deficiency or as luteal phase support.

The invention discloses a vaginal speculum for the gynecology department. The vaginal speculum comprises a shell, a dilation device, a drive device, a spacing device, an illumination device and a magnifying glass, wherein the dilation device is provided with a plurality of stay bars to prevent tissues on two sides of the vagina from squeezing into an observation hole, so that the cervix uteri canbe sufficiently exposed to facilitate observation and operation; the plurality of stay bars are parallel one another, front end openings are as big as the rear end openings, and the discomfortable feeling of a patient can be prevented; the illumination device is provided with a white light LED lamp and a blue light LED lamp, two colors of light sources can be switched in use, the problem that partial secretion or lesion substances in the vagina cannot be clearly displayed when the white light lamp is used for irradiating can be solved, and a doctor can observe clearly, comprehensively and accurately; and switches of the drive device, the spacing device and the illumination device are arranged on the grip, medical staff can operate the vaginal speculum by one hand, and the vaginal speculumis convenient.

Transcervical access systems for providing transcervical movement of fluids are described. The transcervical access systems are effective for transferring a broad range of fluids, including the delivery of hydrogel precursors, saline, and imaging fluids, to the uterine cavity. The transcervical access systems are also effective for removing fluids from the uterine cavity, such as residual bodily fluids, residual fluids from a procedure, or tissue. The transcervical access systems described include flow limiters, such as egress limiters and/or cervical plugs. Methods of use of the transcervical access systems are also described. Methods include using the transcervical access systems to transcervical access the uterine cavity and install hydrogel. The transcervical access systems and associated methods can be useful for providing degradable hydrogel in the uterine cavity, including the cervical canal, for the prevention of adhesions following intrauterine procedures.

The invention discloses a magnetic force-based medical assembly for preventing and treating pelvic organ prolapse. The magnetic force-based medical assembly comprises a pessary provided with an inner magnet and underpants provided with an outer magnet, wherein the pessary comprises a cervix uteri supporting part, a connecting part and a cavity part, the inner magnet is installed in the cavity part, a cover-shaped part is arranged at the opening position of the cavity part, a handle is arranged on the cover-shaped part, and a liquid discharging hole is formed in the axis position of the pessary; when the inner magnet and the outer magnet attract each other, the underpants are attraction type underpants; and when the inner magnet and the outer magnet repel each other, the underpants are repelling type underpants. The pessary provided with the inner magnet and the underpants provided with the outer magnet provide supporting force for the pessary placed in the vagina through mutual repelling or attraction of the inner magnet and the outer magnet, accordingly the effect of suspending a pelvic organ is played, the supporting force for pelvic tissues is effectively improved, spontaneous slippage and displacement of the pessary are prevented, and the magnetic force-based medical assembly is suitable for prevention and treatment of pelvic organ prolapse of various degrees.

The invention relates to the field of medical instruments, and discloses a vaginal dilator for gynecological surgery. The vaginal dilator comprises a vaginal dilator body, wherein the vaginal dilator body comprises a lower support sheet, an upper support sheet arranged above the lower support sheet in a lifting manner, and a first driving mechanism for driving the upper support sheet to lift and lock relative to the lower support sheet; an image acquisition mechanism and an automatic sampling mechanism are detachably fixed to the end away from the vaginal orifice, of the lower supporting sheet, the image acquisition mechanism comprises a fixing block, a guide rail and a second driving mechanism arranged between the guide rail and the fixing block and used for driving the guide rail to ascend, descend and be locked, and a support provided with a colposcope and LED lamps is arranged above the guide rail in a guiding fit mode; and a third driving mechanism for driving the support to reciprocate in the axial direction of the guide rail is arranged between the support and the guide rail, and the image acquisition mechanism and the automatic sampling mechanism on the vaginal dilator are detachably arranged and can achieve peeping of the internal condition of the vagina and automatic sampling of the cervix uteri in the peeping state. The sampling accuracy is obviously improved, and the operation complexity is reduced.

The invention discloses a colposcope-based cervical cancer precancerous lesion detection system and device and medium, the system establishes a cervical cancer precancerous lesion detection model, and the system comprises a colposcope image classification module, a cervical region ROI image segmentation module and a cervical cancer precancerous lesion detection module; the colposcope image classification module carries out three types of classification on the collected colposcope images through a deep multi-classification network, and the colposcope images of part of the cervix uteri and all the cervix uteri are reserved; the cervical region ROI image segmentation module carries out segmentation extraction on part of the cervical region image through a deep segmentation network to generate a cervical region ROI image; and the cervical cancer precancerous lesion detection module performs target detection on all cervical parts and the ROI images of the cervical parts, and outputs cervical cancer precancerous lesion areas and corresponding lesion types. The system can quickly and accurately obtain the detection result of the precancerous lesion of the cervical cancer, identifies the lesion type, and plays a positive role in promoting timely discovery of the precancerous lesion and the cervical cancer.

A device for artificial insemination, gynaecological examination of the vagina and the cervix, intra-uterine treatments and uterine sample collection in livestock. The device includes: a guiding sleeve having a proximal end for being positioned in the reproductive system of the animal and a distal end for being handled by the user; a gynaecological instrument, such as an insemination gun, an insemination or treatment catheter, or a sample-collection swab, slidingly housed in the guiding sleeve, the instrument being capable of being operated by the user at the rear end thereof, located on the side of the distal end of the guiding sleeve, in order for the front end thereof to lead through an opening located at the proximal end of the guiding sleeve so as to allow the insemination, treatment or sample collection. The guiding sleeve has a blocking element for blocking the sliding of the instrument inside the guiding sleeve.

The invention provides a uterine curettage device for gynecological and obstetrical operations. The uterine curettage device comprises an expansion module and a probe module, wherein the expansion module is used for supporting and expanding corresponding tissues of a patient; the probe module extends into a uterine cavity of the patient from an opening area of the expansion module to the cervix uteri of the patient so as to scrape and suck the tissues in the uterine cavity; the monitoring module is arranged in the probe module and used for monitoring the condition of the uterine cavity of the patient, and the dredging module is arranged in the probe module and used for dredging a channel of the probe module. After corresponding tissue of the patient is subjected to expansion driving, scraping and suction treatment is further carried out on the interior of the uterine cavity of the patient.