103 results about "Intra uterine" 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.

A device and method of use for preventing or treating postpartum uterine bleeding or hemorrhage of a patient. The device includes a suction tube having a distal end portion at which an aperture or an array of plural apertures is located and extending about the periphery of the distal portion. A sealing member having an apex and flexible sidewall is mounted on the suction tube so that a portion of its sidewall can be brought into engagement with tissue of the uterus. Suction from a vacuum source is applied to a proximal end portion of the suction tube to apply suction via the aperture(s) to the interior of the patient's uterus. The suction tube may include an illumination system for illuminating the interior of the patient's vagina.

The invention belongs to the technical field of medical apparatus and instruments, and particularly relates to a gynecological endometrium sampling device which comprises a liquid negative pressure extraction mechanism, a liquid collection and storage mechanism and a self-adaptive uterus sampling mechanism, the liquid collection and storage mechanism is fixedly arranged on the liquid negative pressure extraction mechanism, and the self-adaptive uterus sampling mechanism is fixedly arranged on the liquid negative pressure extraction mechanism. The self-adaptive uterus sampling mechanism is arranged in the liquid negative pressure extraction mechanism and is in sliding connection with the liquid negative pressure extraction mechanism; liquid in the uterus can be sucked and removed firstly, then comprehensive sampling is conducted, a sampled sample is protected and stored, the sample quality is effectively improved, and the sampling failure problem is avoided.

An intra-uterine monitoring system is described. The system has an intra-uterine device, shaped and dimensioned for implantation in a uterus, and a receiver device. The intra-uterine device is for measuring conditions within the uterus to generate sensor data and for acting as a contraceptive device to prevent pregnancy. The receiver device is for wirelessly receiving the sensor data generated by the intra-uterine device implantable sensor device.

The invention relates to an inserter for an intrauterine system, comprising a handle (3) having a longitudinal opening (8) at its first end, said opening (8) having a longitudinal axis parallel to the longitudinal axis of the inserter, a first end (8a) and a second end (8b), a moveable slider (5) arranged in said longitudinal opening (8) and having a first end (5a) and a second end (5b), a plunger (2) attached to the handle (3), an insertion tube (6) arranged around the plunder (2) having a first end and a second end, with its second end attached to the slider (5), wherein the inserter further comprises locking means for reversibly locking the intrauterine system in relation to the plunder (2) via a removal string of the intrauterine system, said locking means being controllable by the slider (5) and / or the insertion tube (6).

The utility model discloses a uterus scraper with a temporary storage function, which comprises a tube body, a storage cavity is arranged in the tube body, a slidable curette part is arranged on the outer wall of the tube body, a sealing curette head is arranged at the port of the tube body and on one side close to the inlet of the storage cavity, and a piston part is arranged in the storage cavity. By designing the sealed curette head, substances scraped by the curette piece on the inner wall of the uterus can be effectively received, and residual tissues are prevented from easily falling off from the curette head; by designing the tube body with the storage cavity and matching the tube body with the piston piece, if a large amount of residual tissues are scraped, the tissues falling into the sealing curette head can be pushed into the inlet of the storage cavity through the movable curette piece; the arc-shaped push rod is pulled to drive the piston plate to move, tissue can be sucked into the storage cavity under the action of negative pressure, the temporary storage effect is achieved, scraped tissue can be taken out easily, and the requirement for frequently replacing instruments or cleaning scraped objects in the operation process is avoided.

The utility model belongs to the technical field of intrauterine adhesion prevention devices, and particularly relates to a degradable supporting diaphragm device for preventing and treating intrauterine adhesion. The technology comprises a degradable diaphragm, the diaphragm is of an inverted pear-shaped structure and is hollow, two supporting rods which are arranged left and right are arranged in the diaphragm, two connecting rods which are arranged left and right are arranged between the two supporting rods, one ends of the two connecting rods are hinged together through a mounting block, and the other ends of the two connecting rods are hinged to the mounting block. The other ends of the two connecting rods are hinged to the ends, corresponding to the connecting rods, of the supporting rods. Fixing blocks are arranged at the bottoms of the supporting rods, and the other ends of the supporting rods are hinged to the fixing blocks; a driving assembly used for driving the connecting rod and the supporting rod to conduct telescopic deformation is arranged in the diaphragm. The problem that in the prior art, a diaphragm is inconvenient to move into the uterus is solved.

A single handheld medical device for performing endometrial curettage and / or HSG procedures is disclosed. [Solution] The device includes a body comprising a handle integrally connected to an arm having an articulated member at its distal end. The handle comprises means for storing and pumping fluid into the uterus and locating the articulated member within the uterus using ultrasound or X-rays. The arm further comprises a shielding device operable to slidably engage with the arm of the device, and the shield and arm are configured to cover and seal the external os of the cervix to prevent backflow during use. Optional display means are disclosed, which comprises an image screen that is mountably attached to the device and communicates with a scope positioned within the arm.

The utility model discloses a pair of uterine cavity supporting forceps, which relates to the technical field of medical treatment, and comprises a transverse distraction mechanism, a longitudinal distraction mechanism is arranged on the bottom surface of the transverse distraction mechanism, the transverse distraction mechanism comprises a handle I, the side surface of the handle I is fixedly connected with a limiting sliding chute, one end of the handle I is fixedly connected with a fixed disc, and the other end of the handle I is fixedly connected with a movable disc. And the top surface of the fixed disc is fixedly connected with a rotating rod. The longitudinal distraction mechanism is fixed to the bottom face of the transverse distraction mechanism through the peep window, the peep window can conduct a series of operations on the interior of the uterus after the whole device is distraction, and the distraction plate is attached to the bottom face of the transverse distraction mechanism and inserted into the uterine cavity along with the transverse distraction mechanism. When the transverse opening mechanism is opened and fixed, a pull rod can be pinched forcibly, at the moment, a third sliding head is opened with a movable rod as the axis, a threaded sliding rod can slide in a fixed sliding groove, and when the opening angle is appropriate, a fixing nut can be rotated to lock the opening angle of the third sliding head.

The utility model relates to a novel uterus holder relates to medical equipment technical field for solving the problem that the internal tissue of uterus in prior art is extremely easy to fall into the gap between two adjacent uterus umbrella long bones, this not only can influence the definition of operation visual field, still can cause certain interference to the precision of operation operation, including: uterus holder body, uterus umbrella subassembly and storage spare, the storage spare installs on the uterus holder body, the uterus umbrella subassembly includes the hollow umbrella stem, umbrella face and multiple umbrella bones, one end of umbrella stem removes setting in the storage spare, the storage spare is used for accomodating the uterus umbrella subassembly, the other end of each umbrella bone rotates and installs in the umbrella stem, the umbrella face covers on the umbrella bone, each umbrella bone with the umbrella stem all is provided with umbrella bone angle adjusting spare, the rotation included angle between umbrella bone and the umbrella stem is arranged 0~90 DEG.

The invention relates to the technical field of medical tools, in particular to an artificial membrane rupturing structure which comprises a barrel and a suction cup mounted at the top end of the barrel and further comprises a guide seat, a membrane rupturing device, a membrane rupturing device and a membrane rupturing device, the guide seat is mounted in the barrel, and a through hole is formed in the guide seat; the adsorption mechanism is installed in the cylinder body and connected with the guide seat, and the adsorption mechanism enables the suction cup to be adsorbed to the surface of the amniotic membrane; the artificial membrane rupturing structure is different from the prior art, in the using process of medical staff, the amniotic membrane can be clamped and fixed only by attaching the suction cup to the amniotic membrane and then pulling the hollow push rod, then puncturing is automatically conducted, the flow speed after membrane rupturing is stable, the membrane rupturing can be easily completed even though the medical staff with less experience, and operation is easy; the amniotic fluid after rupture of the membrane automatically flows to the outside through the drainage tube from the inside of the cylinder, and the amniotic fluid is not in contact with the uterus of the pregnant woman, so that the probability of infection in the uterus of the pregnant woman is greatly reduced, and the turbidity of the amniotic fluid flowing out can be directly observed.

Compositions, methods, and uses for injecting hydrogels of ablative chemicals are described. The hydrogel is biodegradable and can be formed in situ. The hydrogel is effective to deliver tissue ablative chemicals to a target site. The tissue ablative chemicals delivered by the hydrogel may also be particularly effective for intrauterine ablation (even in the presence of fibroma) or for scar treatment of fallopian tubes by minimally invasive surgery for birth control. The hydrogel may also particularly effectively avoid tissue ablative chemicals from contacting non-target tissue. The hydrogels may be implanted using a variety of delivery carriers, including injections and catheters. The hydrogel may be designed to be limited to a target site for a time of several hours to several days such that target tissue ablation may be performed within a walkable patient. Methods are described for the transcervical placement of an in situ formed hydrogel into the uterus or one or more fallopian tubes.

Fetal cardiac magnetic resonance (MR) images of a living fetus, within a uterus of a parent of the fetus, can be generated by imaging the fetus within the uterus using a magnetic resonance imaging (MRI) system. Information indicative of fetal cardiac cycles can be derived from MR data obtained by an MRI system while imaging the fetus, the MR data including MR data for the center of k-space. The derived information may be used to differentiate the fetal cardiac cycles from other sources of noise in the MR data such as the parental cardiac cycles.

The utility model belongs to the technical field of uterine curettage devices, and particularly relates to a uterine curettage device which comprises a grab handle, a length adjusting mechanism is arranged on the left side of the grab handle, a curettage head mounting mechanism is arranged on the left side of the length adjusting mechanism, a curettage head is arranged on the left side of the curettage head mounting mechanism, and the curettage head is used for curettage operation in the uterus. The curettage head mounting mechanism is used for mounting and dismounting the curettage head, the length adjusting mechanism is used for adjusting the length of the uterine curettage device, the curettage head comprises a fixing ring, and the top of the fixing ring is fixedly connected with an elastic ring. According to the novel uterine curettage device, the curettage head is placed in a medicament with the effect of promoting tissue healing, the medicament is absorbed by the medicament placing sponge, the curettage head is controlled by the grab handle to extend into the uterus of a patient to perform curettage operation, and during curettage, the medicament placing sponge is extruded by the elastic ring, so that medicament factors in the medicament placing sponge are released, and the healing of the tissue at the curettage part is promoted; therefore, operative treatment and postoperative repair of the uterine curettage device can be carried out synchronously.

The utility model discloses a tube cavity matched with a hysteroscope sheath for use and having a suction function, which comprises a tube body, a suction channel is formed in the tube body along the length direction, a suction end is formed corresponding to the front end of the tube body, the front end of the tube body is connected with a trumpet-shaped suction unit made of an elastic material, and a sliding structure is formed between the suction unit and the tube body. The sliding structure is used for allowing the suction unit to slide relative to the axis direction of the suction channel. The front end of the tube body can obtain a larger suction area through the trumpet-shaped suction unit so as to improve the suction effect, the elastic suction unit can be folded to reduce the size of the tube body so that the tube body can enter the uterus through a hysteroscope, meanwhile, the elastic suction unit can also guarantee flexible contact with the inner wall of the uterus, and the suction effect is improved. And through the arrangement of the sliding structure, a certain movement range can be provided for the attraction unit, and then the safety performance is further improved in cooperation with the elastic material of the attraction unit.

Disclosed herein is a vapor therapy device for producing intra-uterine tissue effects. The device can include a shaft, including a proximal portion and a distal portion, a fluid-expandable medium, near the distal portion of the shaft, a fluid-delivery conduit, extending between the proximal portion and the distal portion of the shaft, the fluid-delivery conduit comprising an outlet, near the distal portion of the shaft, for delivery of the fluid toward the medium, and an in vivo heat generator, near the distal portion of the shaft, to heat the fluid. A method of treating a patient for menorrhagia with the device can include introducing a medium, in a contracted state, into a patient, delivering a fluid toward the medium to expand the medium in vivo; generating heat in vivo on or near the medium to vaporize the fluid, and exposing a treatment site to the vaporized fluid.

The invention relates to an in-utero ventriculoamniotic shunting device that includes a composite shunt tube composed of polymer material, e.g., silicone-based material, and metallic wire, having a bend or curve formed in the length of the shunt tube, with one or more anchors composed of super-elastic wire or mesh, e.g., shape memory alloy wire or mesh structures, attached to the shunt tube, and a one-way passive valve composed of a thin polymer membrane. The anchors are effective to prevent migration and dislodgement of the shunting device following its deployment, and the valve is effective to prevent the backflow of amniotic fluid.

This utility model discloses a multi-angle observation hysteroscopic device, relating to the field of medical equipment assistance. It includes a main body, a guide sheath, a front catheter, a rear catheter, an interface connector, control forceps, a cleaning channel, a control channel, a light source, a steering mechanism, a flexible lens, and a saline outlet. In this utility model, the doctor can simultaneously observe both sides of the uterine wall through flexible lenses A and B without reversing the device or frequently adjusting the angle, improving operational convenience. The steering mechanism allows for flexible control of the lens angle, further optimizing the field of view. The cleaning channel, through the saline outlet, removes secretions or haze from the observation area, ensuring a clear view. The light source provides uniform illumination through the front catheter, ensuring good brightness in the field of view. The control channel and steering mechanism work together to ensure the doctor can accurately control the lens direction, improving the accuracy of the examination.

The invention discloses a uterine cavity suture manyule ring fixing device, and relates to the field of medical instruments, the uterine cavity suture manyule ring fixing device comprises a suture needle used for puncturing uterine wall tissue and further comprises a tube body, the suture needle is rotatably arranged in the tube body, and a suction groove is formed in the tube body and located on the movement stroke of the suture needle; the device further comprises a negative pressure assembly, and the negative pressure assembly is communicated with the suction groove. According to the uterine cavity suture Munyule ring fixing device, the suture needle is arranged in the tube body and then conveyed into the uterus along with the tube body, the suction groove is formed in the to-be-fixed position, then part of uterine wall tissue is sucked into the suction groove through suction force provided by the negative pressure assembly, then the suture needle passes through the uterine wall tissue, and the uterine cavity suture Munyule ring fixing device is used for fixing the uterine cavity. The suture needle has the advantages that the phenomenon that the needle point punctures the uterine wall tissue in the process that the suture needle is conveyed into the uterus can be avoided, and the track of the suture needle penetrating through the uterine wall tissue is guaranteed, so that the stability of the suture needle penetrating through the tissue can be improved.

The invention relates to the technical field of medical instruments, in particular to an endoscope which comprises an insertion mechanism and a handle mechanism, the insertion mechanism is mounted on the handle mechanism and comprises an imaging assembly, a front guide sleeve and an intubation tube, one end of the imaging assembly is movably mounted on the front guide sleeve, and the front guide sleeve is used for wrapping part of the imaging assembly; when the front guide sleeve wraps the imaging assembly, the outer contour of the side face of the front guide sleeve is completely flush with the outer contour of the imaging assembly. The cannula is provided with a first tube cavity and a second tube cavity, the first tube cavity is used for allowing a working instrument to pass through an instrument channel extending into the uterus, and when the working instrument penetrates out of a far-end port of the cannula, the imaging assembly is lifted and partially disengaged from the front guide sleeve. The movable imaging assembly is arranged in the insertion mechanism of the endoscope, during insertion, the imaging assembly is wrapped in the front guide sleeve to form the insertion end with the small diameter, after insertion, the imaging assembly is lifted up when a working instrument passes through, so that the working instrument can be normally used, use is convenient, and the operation efficiency can be effectively improved.

The invention relates to a Manimony ring assembly, a device for pushing the Manimony ring assembly and a using method, the Manimony ring assembly comprises a Manimony ring and a positioning assembly, the Manimony ring comprises a longitudinal arm and a pair of supporting arms located at the top of the longitudinal arm; the positioning assembly comprises a surrounding part and an embedding part, and the surrounding part and the embedding part are connected through a connecting part; wherein the embedded part extends upwards in the direction approximately perpendicular to the plane where the surrounding part is located; the surrounding part surrounds the longitudinal arm, and the embedding part is used for being embedded into the inner wall of the uterus. After the Munyal ring and the positioning assembly are combined, the surrounding part shrinks to tightly hold the longitudinal arm, and the embedding part is implanted into the inner wall of the uterus, so that external force interference caused by uterus peristalsis can be effectively resisted, and the Munyal ring is always kept at a precise position in the uterine cavity.

An instrument (10) to prepare and safely place an intra-uterine device (30) 5 in uterus (50) of a woman, comprising a dynamic stopper (20), a string management arrangement (110) whereby a string (31) of an IUD (30) is in one of a locked condition or an unlocked condition, wherein the dynamic stopper (20) slidably resides in the base (70) and can slide by the sliding length (23), the string (31) of the IUD (30) provided with an obstruction 10 means (31A), a graduated tube (16) engulfs arms (34) of the IUD (30) till an inner edge (11A) of the graduated tube (16) obstructs and stops dome shaped ends (36) of the arms (34) at a position when the inner chamfer (11B) constrains the faces (36A) to butt mutually against each other.

The present invention provides a finite element analysis method and system for visual reference of uterine cornua in hysteroscopy, which relates to the technical field of hysteroscopy. The method includes: acquiring internal uterine image data by using a hysteroscope, and performing grayscale processing on the color images in the internal uterine image data to obtain grayscale images; performing edge detection on the grayscale images to identify the edge contours of the uterus and uterine cornua, and extracting candidate positions of uterine cornu points according to the geometric features of the uterine cornua, including curvature changes, angle sharpness or specific positions on the edge contours; screening and verifying the candidate positions to determine the final positions of the uterine cornu points; taking the final positions of the uterine cornu points as a reference to establish a geometric coordinate system corresponding to the image coordinate system, and automatically identifying and determining the coordinates of two uterine cornu points inside the uterus. The present invention acquires uterine images through a hysteroscope, identifies uterine cornu points through processing and establishes a geometric model, and performs finite element analysis to accurately evaluate the structural characteristics of the uterus.

The embodiment of the invention provides an endometrium implanting device which comprises an implanting part, a balloon, a first sleeve and a second sleeve, and the implanting part comprises a near end and a far end which are oppositely arranged in the first direction; the balloon is arranged at the far end; the balloon is sleeved with the second sleeve, the second sleeve is sleeved with the first sleeve, and the side, away from the balloon, of the second sleeve and the first sleeve are arranged in a spaced mode to form a storage space used for containing a biological membrane. In the process that the implanter extends into the uterus, under the protection of the first sleeve, after the balloon and the biological membrane of the implanter enter the uterine cavity through the outer vagina and the cervix uteri, the first sleeve and the second sleeve move towards the near end direction to release the balloon and the biological membrane, and then the balloon and the biological membrane are released. The balloon is converted from the folded state to the expanded state so that the biological membrane can be unfolded and attached to the damaged area of the inner wall of the uterine cavity in a supporting and pressing mode, the biological membrane is tightly attached to the damaged tissue in the early stage of biological membrane implantation, non-invasive transplantation is achieved, and therefore the transplantation success rate of the biological membrane is increased.

An intrauterine tissue collecting instrument includes a flexible outer tube, a flexible inner tube within the outer tube, and a shaft member within the inner tube. The flexible outer tube includes an outer tube distal end portion that can be open at at least three slits 4. The flexible inner tube includes an inner tube distal end portion including a plurality of side openings. The shaft member includes a diameter-expanded distal end portion. The intrauterine tissue collecting instrument can collect intrauterine tissue through suction in a state where the inner tube protrudes from the outer tube within the uterus. The inner tube distal end portion can be housed again in the flexible outer tube within the uterus.

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

The utility model relates to the technical field of medical instruments for treating gynecological diseases, in particular to a novel antibacterial uterus support which comprises a uterus support body and a pull ring, and the outer wall surface of the uterus support body is provided with a stress surface, a bearing surface and a tension surface; a pull ring is arranged on the tension surface, and the stress surface is arranged at one end far away from the pull ring; the concave portions are distributed on at least part of the outer wall face of the uterus support body, when the concave portions make contact with the inner wall of the uterus, the concave portions and the inner wall of the uterus discharge air under the extrusion effect to form negative pressure, and the adsorption force of the uterus support body and the inner wall of the uterus is improved; the uterus support body adopts the spherical design and is combined with the concave part, so that the uterus support body forms a structure similar to a golf ball, the specific surface area of the uterus support body is increased, the ribs increase the surface area and roughness of the outer wall surface of the uterus support body, the contact area between the uterus support body and the cervix uteri and the vagina wall is greatly increased in the application process, all force exerting surfaces are evenly stressed, and the pressure intensity is smaller; and pressure ulcers are not easily caused, so that infection is not easily caused.

The invention relates to the field of gynecological examination, in particular to a multifunctional sampler for gynecological examination. According to the multifunctional gynecological examination sampler, a bendable shell is composed of a main hard shell, a soft sleeve shell and an auxiliary hard shell, a main rotating cylinder and an auxiliary rotating cylinder are connected in the bendable shell through a universal coupling, the shell can be bent to be attached to the physiological structure of the vagina, and medical staff can conveniently place a sampling brush into the shell to sample vaginal inner wall tissue; in addition, the inner sliding block can be pushed through release of the compression spring, then the sampling tube is driven to further enter the uterus, effusion suction and sampling are carried out, and damage to the vagina and the inner wall of the uterus is effectively reduced through the design. The multifunctional gynecological examination sampler overcomes the technical defects that when an existing sampling instrument is inserted into the vagina, the insertion resistance is large, positioning is not accurate, and tissue is damaged due to the fact that the rigidity is too high or the diameter is too large.

This invention provides a method for performing a placental assessment. The method includes obtaining a 3D ultrasound image of the uterus (210) and segmenting the placenta (220). A 3D map (200) of the uterus is then generated, wherein the generation includes: identifying the location of the placenta within the uterus relative to anatomical structures such as the cervix (250); obtaining anatomical reference data regarding potential risks associated with the location of the placenta within the uterus; and comparing the location of the placenta with the anatomical reference data. Generating the 3D map of the uterus includes a 3D map of the placenta marked with indicators that change based on the comparison of the placenta's location with the anatomical reference data. The appearance of the indicators can be changed according to, for example, risk type / severity.