40 results about "Intrauterine device" patented technology

A self-removal device for intrauterine device (IUD) extraction is described that includes a housing having a proximal handle and a distal aperture, and a grasper mechanism with stationary and movable elements for engaging and securing IUD threads, wherein the grasper is actuated by a lever positioned at the housing. Systems are also described comprising the device and ancillary components such as locking elements, grips, linkage assemblies, as well as kit embodiments that may include visualization aids, light sources, forceps, measuring tools, and instructions for use. A patient using the device, with or without assistance, can independently or semi-independently remove an IUD using the device and system in non-clinical settings, optionally with remote digital guidance or confirmation.

The present invention provides an intrauterine device tail wire cutter, which includes a pair of knife bodies and a rotating shaft. The rear end part of the knife body is a handle part, and the front end part of the knife body includes a first rod section, a second rod section, and an elastic deformation member that are hinged to each other. The first rod section under the drive of an external force compresses and actuates the elastic deformation member and rotates around the hinge point of the first rod section and the second rod section; a clamping member is provided at the end of the first rod section away from the second rod section, and the clamping member is set to protrude from the main body plane. The two clamping members on the pair of knife bodies clamp the tail wire in a direction perpendicular to the main body plane; a blade with a cutting edge line is provided at the end of the second rod section close to the first rod section, and the blade is set to protrude from the main body plane and is on the same side of the main body plane as the clamping member. The two blades on the pair of knife bodies cut the tail wire in a direction perpendicular to the main body plane. The present invention can complete the quantitative cutting of the intrauterine device tail wire and has the advantage of convenient use.

The invention relates to the field of intrauterine devices, and discloses a degradable intrauterine device which comprises a main rod, an automatic anchoring and degrading mechanism is arranged outside the main rod, a tail line mechanism is arranged at the rear end of the main rod, a developing and pre-breaking mechanism is arranged in the main rod, the automatic anchoring and degrading mechanism comprises an adaptive coating, and the adaptive coating is arranged in the main rod. The inner portion of the adaptive coating is fixedly connected to the outer portion of the main rod, the front end of the main rod is connected with two side arms through an adjusting assembly, the outer portions of the side arms are fixedly connected with flexible soft anchors, the adjusting assembly comprises a fixing ring, and the outer portion of the fixing ring is fixedly connected to the front end of the main rod. After the intrauterine device enters a uterine cavity, the shape memory polymer of the side arm receives a body temperature signal and is synchronously, slowly and softly unfolded into a T shape under the guidance of the fixing ring and the spherical hinge, and the flexible soft anchor at the tail end lightly abuts against the uterine base; the fixing ring and the spherical hinge enable the intrauterine device to enter a'dynamic adaptation mode ', and uterine contraction pressure is buffered.

The invention relates to the technical field of intrauterine devices, and discloses a magnetic ring taking hook capable of being positioned and adjusted and a positioning system thereof.The magnetic ring taking hook comprises a ring taking device, an inner tube is installed in the ring taking device, a ring taking hook body is movably installed in the inner tube, and a display screen is movably installed at the bottom of the ring taking device; and an adjusting mechanism is arranged in the ring taking device body. According to the device, the relative position of a mirror and a ring is observed through a display screen, then a controller drives a second motor to drive a ring taking hook body to rotate to a proper angle, then the ring taking device is moved to be close to the contraceptive ring, and then the controller starts a first motor to enable a lead screw to rotate; therefore, the sliding sleeve drives the hook neck and the contraceptive ring taking hook body to move inwards, the hook head hooks the contraceptive ring, then the contraceptive ring taking device and the contraceptive ring are pulled out, and finally when the electric quantity is insufficient, the purpose of adjusting the length of the contraceptive ring taking hook body can be achieved by sliding the sliding block.

An apparatus for removing an intrauterine device (IUD) is disclosed. The device is configured and operable to optimize self removal of the IUD by a patient or removal of the IUD in a non-clinical environment.

The utility model relates to the technical field of gynecological medical instruments, in particular to an intrauterine device placing sleeve and a propeller. An intrauterine device placing sleeve comprises a sleeve body with scales, and a notch is formed in the sleeve body in the longitudinal direction. Another scheme is that the propeller for the intrauterine device comprises a sleeve with scales, a push rod is inserted in the sleeve in a sleeved mode, the front end of the push rod is connected with a Knettone contraceptive ring, the rear end of the push rod is connected with a push handle, and the sleeve is provided with a notch in the longitudinal direction. A notch is directly formed in a traditional sleeve in the longitudinal direction, and other structures are not changed. The intrauterine contraceptive device placing sleeve adopts a structure that a long opening is formed in the front surface, so that the Munyule contraceptive ring and the Knettone contraceptive ring are bound in an abutting mode, the Knettone contraceptive ring propeller is used for being fed into the uterine cavity, the two kinds of contraceptive devices are used at the same time, the Munyule contraceptive ring is fixed in parallel through the Knettone contraceptive ring longitudinal rod, and the Knettone contraceptive ring is fixed in parallel through the Knettone contraceptive ring. The probability of downward movement or falling of different models of Munyun contraceptive rings is reduced, implantation is convenient, use is reliable, and the use effect is improved.

The invention discloses a method and a device for preparing a Maniyle ring based on a Gigabit-Maniyle placement technology. The method comprises the following steps: preprocessing the Maniyle ring and a Gigabit ring; preparing expanded pellets, and spraying heat-sensitive hydrogel on the surfaces of the expanded pellets; the surface modifier is used for modifying the heat-sensitive hydrogel, so that the expanded globules are not adhered to the muscular layer at the bottom of the uterus; and assembling the Mangyule ring, the Gamstone ring and the small expansion ball to form an integrated structure. The invention provides a method and a device for preparing a Maniyle ring based on Gemnant-Memnant placement, which are characterized in that the Maniyle ring and a Gemnant ring are cut off and pretreated, an expansion ball with a heat-sensitive hydrogel coating is prepared and modified to enhance the anti-blocking property, and finally the Maniyle ring, the Gemnant ring and the expansion ball are assembled into an integrated structure. According to the invention, integration of a Munyle ring fixing mechanism and a Gignette ring fixing mechanism is realized, the operation preparation process is simplified, the stability of the intrauterine device is improved, and the risk and trauma during taking out of the intrauterine device are reduced.

The utility model discloses an intrauterine device placing mirror convenient to observe, including hysteroscope main part and be located with adjustable type plugging portion on hysteroscope main part, the utility model discloses an adjustable type plugging portion, can be in via inflatable plugging portion with the mouth of uterus plugging in the same time, the elastic plugging piece between inflatable plugging portion and hysteroscope main part can make hysteroscope main part still can be in inflatable plugging portion center free activity, and the operation doctor can be in after ensuring inflatable ring and elastic plugging piece with the mouth of uterus plugging, via the elasticity and the wrinkle shape structure of surface of setting of elastic plugging piece senior elasticity, realize the free activity of hysteroscope main part in the intrauterine device placing process, to this to facilitate operator via multiple angle observation.

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.

1. The name of the design product: intrauterine device placement device. 2. The use of the design product: for medical field, medical instrument tool for placing intrauterine device in uterine cavity. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: front view. 5. Top view has been embodied in perspective view, omit top view; bottom view has been embodied in perspective view, omit bottom view.

The present invention relates to an inserter for inserting a hormonal or copper intrauterine device (IUD) into the uterine cavity of a patient. The inserter according to the present invention comprises an insertion tube and a plunger having a surface optimized for the passage of the IUD removal strings. Abstract figure: Fig 1

The present invention discloses a circular IUD removal hook, which mainly relates to the field of gynecological IUD removal. It includes a removal hook, and a deformation part with a length of 3-6 cm is provided at a position 2-5 cm away from the front end of the removal hook. The deformation part includes an elastic support member and a deformation driving member arranged in parallel. The elastic support member is in a straight rod structure and can be deformed into an arc state. An air cavity is provided in the deformation driving member, and a gas source is connected to the air cavity. The deformation driving member can be bent into an arc shape by the driving of the gas source, and the arching direction is consistent with the hooking direction of the removal hook. The beneficial effect of the present invention is that it can avoid the problem of hooking and injuring the easily hooked tissues at the anterior flexion part of the uterine inner wall during the removal of the circular intrauterine device in the anteflexed uterus.

The present disclosure is related to IUD insertion device for inserting an IUD into the cervix of a female patient.

The application discloses a device for taking out an IUD, and relates to the technical field of gynecological instruments, comprising a measuring unit arranged in each jaw; the measuring unit comprises a plurality of jaw teeth hingedly connected to the interior of the jaw, a traction line penetrating through the interior of the jaw and the handle and being in contact with the jaw teeth, a traction part fixed to the end of the traction line, and a first spring sleeved on the outside of the traction line. The device has the beneficial effect that the cooperation between the jaw teeth arranged in the jaw and the traction line, and the characteristic difference between the reaction force of the hard IUD and the soft uterine tissue on the jaw teeth are utilized to realize the accurate identification and feedback indication of the target material.

An intrauterine device (IUD) may include a magnetic field source and / or a shape sensing optical fiber that enables positional tracking of the IUD during placement. An insertion device (ID) for the IUD may also include a magnetic field source and / or a shape sensing optical fiber. An IUD placement system includes logic that processes magnetic field sensing data and / or optical shape sensing data to determine a real-time position and / or an orientation of the IUD or the ID with respect to the uterus during placement of the IUD. Logic may render, on a display, visual representations of the uterus and / or ultrasound images of the uterus obtained by an ultrasound probe of the system. Logic further overlays, atop the visual representations of the uterus and / or ultrasound images of the uterus, visual representations of the IUD or the ID at the real-time position and / or orientation.

The utility model discloses an intrauterine device propelling device which comprises a propeller, the propeller comprises a handle, a sleeve arranged at the head end of the handle and a push rod arranged in the sleeve, the intrauterine device propelling device further comprises a guide structure, the guide structure comprises a rigid guide tube, and the rigid guide tube is provided with a bent section adaptive to the female cervix uteri contour. The tube cavity can be filled by the tube core; before the intrauterine device is placed, the tube core goes deep into position along the cervix uteri along with the rigid guide tube; when the intrauterine device is placed, the tube core is pulled away to open the tube cavity of the rigid guide tube, and the tube cavity of the rigid guide tube serves as a channel for guiding the sleeve and the push rod to reach the fundus of uterus. The utility model aims to provide an intrauterine device propelling device. According to the intrauterine device propelling device, a guide structure is additionally arranged to guide a sleeve and a push rod to smoothly reach the fundus of uterus along the cervix uteri. By means of the design, accurate placement of the intrauterine device is guaranteed, and physical damage to the cervix uteri can be relieved in the propelling process.

The invention provides an intrauterine device risk monitoring analysis method and system, and relates to a data processing technology, a target part of an intrauterine target is scanned to obtain scanned image data, an intrauterine device is selected and adjusted based on the scanned image data and feedback data, and the corresponding intrauterine device can be adaptively selected according to the shape of the target part of a patient. According to the method, the matching degree of the intrauterine device and the target part is improved, user evaluation is collected, and system evaluation and Meta analysis results of adverse reactions of different contraceptives of a plurality of systems can be integrated through an umbrella-shaped evaluation method, so that more comprehensive evidence support is provided for curative effect and safety.

An intrauterine contraceptive system may include a contraceptive intrauterine device, a retrieval thread permanently attached to the intrauterine device and an insertion device for inserting the intrauterine device into a uterus. The system may also include a release thread releasably coupled with the intrauterine device. The intrauterine device may be deployable out of a distal end of the insertion device and may be configured to change from a delivery configuration when housed in the insertion device to a deployed configuration when deployed in a uterus. The retrieval thread and the optional release thread may be at least partially housed within the insertion device during insertion of the intrauterine device into the uterus. The release thread may extend from the intrauterine device through the insertion device to an attachment point at or near a proximal end of the insertion device.

The utility model provides a gynecological intrauterine device placement simulation device with touch feedback, and relates to the technical field of medical equipment. A cervix uteri inlet is formed in the lower portion of the simulated uterine wall, the left side and the right side of the upper portion of the simulated uterine wall are connected with the simulated fallopian tubes, a cavity formed in the simulated uterine wall is an internal uterine cavity, the internal uterine cavity is communicated with the interiors of the fallopian tubes, a contraceptive ring is arranged in the internal uterine cavity, and a miniature pressure sensor is arranged in the simulated uterine wall. The upper side of the simulated uterine wall is connected with a data line, and the data line is connected with an external computer, so that an operator can conveniently analyze whether the touch pressure of the contraceptive ring on the inner wall of the uterus causes injury or aggravated pain to a patient, and the technical skilled and improved of the operator are facilitated; the problem that an existing device basically does not have a touch feedback function is solved.

The invention relates to an intrauterine contraceptive system, in particular to a pushing suite for fixing an intrauterine device through ultrasonic guidance without operation and a using method thereof.The pushing suite comprises a pushing outer sleeve capable of penetrating through a cervical canal and further comprises an intrauterine fixing system connected with the intrauterine device and a pushing rod suite matched with the pushing outer sleeve; after the pushing outer sleeve penetrates through a cervical canal, the intrauterine fixing system arranged in the pushing outer sleeve is implanted into the bottom wall of the uterus through pushing of the pushing rod suite so that the intrauterine device can be fixed in the uterus. Under ultrasonic guidance, the intrauterine fixing system can be implanted into the bottom wall of the uterus through cooperation of the pushing outer sleeve and the pushing rod suite so as to fix the intrauterine device, hysteroscope suture operation is not needed, and the intrauterine fixing system is low in environment requirement, high in safety and particularly suitable for patients with uterus enlargement and serious dysmenorrhea symptoms and has good application prospects. Therefore, the convenience of the patient can be improved, and the medical burden related to the conventional operation method can be reduced.

An intrauterine device for preventing egg fertilization having a membrane, a frame having a first arm and a second arm, the first and second arms movable from a first position to a second more expanded position. The frame supports the membrane to move the membrane between a first position to a second more expanded position, wherein the first and second arms are non-planar and each arm has a proximal portion, an intermediate portion and a distal portion, The first arm has a bend at the intermediate portion so that the intermediate portion of the first arm lies in a different plane than the proximal portion of the first arm and the second arm has a bend at the intermediate portion so the intermediate portion of the second arm lies in a different plane than the proximal portion of the second arm. An elongated tail portion extends proximally of the membrane. The membrane can have a convex distal portion.

The invention provides a pharmaceutical composition comprising amphiregulin or mRNA thereof, an intrauterine stent and application, and particularly provides application of the amphiregulin or mRNA thereof in preparation of medicines for treating related diseases of uterus. According to the scheme disclosed by the invention, the endometrial thickness can be remarkably increased, the gland structure can be recovered, the endometrial fibrosis can be reversed, and the morphological structure of the endometrial can be fundamentally improved.

The utility model relates to an installation auxiliary device for an intrauterine device and an intrauterine system, the installation auxiliary device comprises a main body unit, a limiting unit, a loading unit, a locking unit and a control unit, the second end of the main body unit is arranged in a uterine cavity, and the first end of the main body unit is arranged outside; the limiting unit is arranged at the second end of the main body unit and is connected with the main body unit; the loading unit is detachably arranged at the second end of the limiting unit, is arranged in the uterine cavity and is used for loading the intrauterine device and limiting the intrauterine device under the action of the limiting unit; the locking unit is rotatably arranged at the first end of the loading unit. The device has the advantages that the limiting unit is used for limiting the loading unit, so that the mounting accuracy of the loading unit is improved; the loading unit is fixed to the main body unit through the locking unit, so that the stability of the loading unit after installation is improved, it is guaranteed that the intrauterine device can be efficiently and stably placed in the uterine cavity, and the expected purpose and effect are achieved.

A method for promoting contraception by placing a contraceptive device within a uterus without blocking fallopian tubes may involve advancing a distal end of a delivery device through a cervix, advancing the contraceptive device comprising an elongate shape memory member out of the distal end of the delivery device and into the uterus, and limiting inferior migration of the contraceptive device within the uterus. Inferior migration may be limited by allowing the contraceptive device to assume a shape, when subjected to pressure that tends to cause a downward migration of the device within the uterus, in which an expandable middle portion of the device is expanded to contact the inner wall of the uterus and thus limit the downward migration of the device.

The invention discloses a carbon nitride dot-loaded copper-based MOF contraception-antibacterial material as well as a preparation method and application thereof, and belongs to the field of biomedical materials. The material takes copper-based MOF as a carrier, carbon nitride dots with antibacterial activity are loaded on pores and / or the surface of the carrier, and the preparation method of the material comprises the following steps: firstly synthesizing the carbon nitride dots, and then introducing the carbon nitride dots into Cu-MOF formed on a copper contraceptive ring substrate through a solution impregnation method. Through the synergistic effect of Cu-MOF and carbon nitride dots, the material is endowed with excellent broad-spectrum antibacterial and anti-biofilm capacities while efficient contraception is achieved, and intrauterine infection is effectively prevented; in addition, the slow-release effect of the MOF structure on the copper ions can significantly relieve bleeding, pain and other side effects caused by sudden release of ions in a traditional copper-containing contraceptive device, and the biocompatibility is better. The composite material disclosed by the invention is particularly suitable for preparing a new generation of intrauterine device with comfort, safety and multifunctionality.

The invention relates to the technical field of contraceptive rings, and discloses an anti-falling contraceptive ring which comprises a tough strip, a hollow metal mechanism and a stay wire type limiting mechanism. The first hollow column and the second hollow column are installed in the copper hollow metal rod, and the second pull wire is located in the second hollow column and can make the middle of the tough strip bend downwards. The first stay wire can generate downward pulling force on the second stay wire and can be separated from the second stay wire; and the third stay wire can generate downward pulling force on the first stay wire. According to the anti-falling contraceptive ring, when the contraceptive work is achieved, the elastic strips forming a closed loop are utilized, the elastic strips in the closed loop state can form acting force in two directions, the anti-falling capacity of the device can be improved, in addition, when the device is taken out, the structural appearance of the elastic strips can be changed, the elastic strips located on the two sides can be folded towards the center, and therefore the contraceptive ring is convenient to use. Therefore, the damage of the tough strip to the uterus side wall is reduced.

The invention discloses a support-free fixed intrauterine contraceptive ring, relates to the technical field of medical instruments, and particularly aims to solve the problems that in the background technology, an existing contraceptive ring needs a support, a hook or a Knettone knot to be fixed, a patient feels uncomfortable after being used for a long time, a professional doctor needs to operate when the contraceptive ring is taken out, and operation is inconvenient. In order to solve the problems that in the prior art, in order to solve the problems that in the prior art, a patient feels more painful in the intrauterine ring taking process, a non-support fixing type intrauterine ring taking device is provided and comprises a Y-shaped support, a medicine cylinder, a control tube, a positioning needle assembly and a control mechanism, a brand-new and more stable fixing mode is achieved, and after long-time use, the intrauterine ring taking device can be used for intrauterine ring taking. The positioning needle group can be automatically absorbed by the body to finally fold the contraceptive ring and discharge the contraceptive ring out of the body conveniently, so that the ring taking pain of a patient is relieved.

The present invention discloses an intrauterine device placement device, comprising a placement tube, a base assembly, a handle, a push rod and a protective layer assembly. The handle is provided with a base assembly, the protective layer assembly is sleeved on the placement tube, the placement tube is inserted on the handle and is slidably connected to the handle through the base assembly, the push rod is inserted on the handle and passes through the base assembly to be slidably connected to the placement tube, and the push rod is used to fix the intrauterine implantable device. The present invention belongs to the technical field of medical devices. The purpose of the present invention is to solve the problem in the prior art that intrauterine implantable devices are prone to carry bacteria or cause contamination when implanted into the uterus. The technical effect achieved is: by providing the protective layer assembly, the placement tube and the intrauterine implantable device can be protected when passing through the vagina, thereby preventing the outer surface of the placement tube from being contaminated or carried by bacteria and other pollutants from entering the cervix and uterine cavity.

The invention provides a multifunctional adjustable intrauterine device taking device for gynaecology and obstetrics, and relates to the technical field of gynaecology and obstetrics instruments. The multifunctional adjustable ring taking device for the obstetrics and gynecology department comprises an expansion structure, a grabbing structure is arranged in the middle of the expansion structure, and the two side walls of the grabbing structure are fixedly connected to the positions, close to the upper ends, of the centers of the two inner side walls of the expansion structure respectively; and the expansion structure comprises an adjusting frame, placing grooves are formed in the centers of the front side walls of the two sides of the adjusting frame correspondingly, vertical rods are arranged in the two placing grooves correspondingly, and the side walls of the two vertical rods located in the two placing grooves are sleeved with third springs correspondingly. Through arrangement of a grabbing structure, during use, an adjusting gear is pulled out from the interior of a gear groove, an internal stretching rod is pulled long, the adjusting gear relieves limitation of the gear groove on rotation of the adjusting gear, and at the moment, a sleeve drives a connecting plate and a structure at the front end to conduct rotation adjustment; the direction of the front end can be changed by automatically rotating the adjusting gear according to needs in use.