CN114762640A - MAG silver intrauterine contraceptive device - Google Patents
MAG silver intrauterine contraceptive device Download PDFInfo
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- CN114762640A CN114762640A CN202110033371.XA CN202110033371A CN114762640A CN 114762640 A CN114762640 A CN 114762640A CN 202110033371 A CN202110033371 A CN 202110033371A CN 114762640 A CN114762640 A CN 114762640A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F6/00—Contraceptive devices; Pessaries; Applicators therefor
- A61F6/06—Contraceptive devices; Pessaries; Applicators therefor for use by females
- A61F6/14—Contraceptive devices; Pessaries; Applicators therefor for use by females intra-uterine type
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Abstract
The invention discloses a MAG silver-ion intrauterine device, which belongs to the field of medical instruments, and is characterized in that the intrauterine device is placed in a uterus, so that a carbon dioxide water solution in a deformation cuff can be heated by means of the temperature of a human body, and carbon dioxide in the deformation cuff can be enabled to escape, so that the deformation cuff is expanded, meanwhile, an outer sealing membrane can be enabled to be broken by means of friction generated between the deformation cuff and the change of the shape of a thermal change cladding, and a coated filler in the outer sealing membrane is released to the wall of the uterus.
Description
Technical Field
The present invention relates to the field of medical devices, and more particularly to MAG silver-detached intrauterine contraceptive devices.
Background
The medical apparatus refers to instruments, equipment, appliances, in-vitro diagnostic reagents and calibrators, materials and other similar or related articles directly or indirectly applied to the human body, and comprises required computer software, wherein the effects are mainly obtained in a physical mode and other modes, not in a pharmacological, immunological or metabolic mode, or are only assisted by the modes, so that the diagnosis, prevention, monitoring, treatment or alleviation of diseases are achieved; diagnosis, monitoring, treatment, mitigation, or functional compensation of injury; examination, replacement, regulation or support of a physiological structure or physiological process; support or maintenance of life; controlling pregnancy; by examining a sample from a human body, information is provided for medical or diagnostic purposes.
The contraceptive ring is a contraceptive device placed in the uterine cavity, and the device used in the initial stage is mostly annular, is generally called a contraceptive ring, is also called an intrauterine device for short, is usually made of stainless steel, plastic, silicon rubber and other materials, is called an inert intrauterine device without medicine, can improve the contraceptive effect by adding progestogen or copper into the intrauterine device, is called a medicine-carrying or active intrauterine device, is one of the commonly used contraceptive devices in China, has various types of intrauterine devices, and is commonly used in China as a metal monocyclic ring, a anesthetic ring, a mixed ring, an intrauterine device, a T-shaped ring and the like.
Currently, in the field of birth control at home and abroad, an intrauterine device is a long-acting reversible contraceptive measure. The current intrauterine devices commonly used in clinic have a variety of types, such as an intrauterine device, a V-shaped ring, a Tcu ring and the like, but all have the serious friction with the inner wall of the uterus caused by the intrauterine device, thereby generating great side effect.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide the MAG silver ion intrauterine device, the intrauterine device is placed in the uterus, the carbon dioxide water solution in the deformation cuff can be promoted to be heated by means of the temperature of a human body, the carbon dioxide in the deformation cuff can be promoted to escape, so that the deformation cuff is expanded, meanwhile, the outer sealing membrane can be promoted to be broken by means of friction generated between the heat-variable cladding layer and the uterus wall when the morphology of the deformation cuff is changed, on one hand, the possibility of friction between the oxygen-free kinetic silver particles and the inner wall of the uterus in the process of placing the intrauterine device in the uterus can be reduced by means of expansion of the deformation cuff, and on the other hand, the possibility of side effect generated when the uterus wall and the oxygen-free kinetic silver particles are rubbed can be further reduced by means of release of the smearing filler.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
MAG silver leaves intrauterine contraceptive device, including the V-arrangement support, the outer end of said V-arrangement support connects with two mutual symmetrical and decides the anaerobic silver grain, the outer end cover of said V-arrangement support has six move anaerobic silver grains distributed evenly, there is antifriction lantern ring linking with V-arrangement support between every two said move anaerobic silver grains that move, the outer end of said V-arrangement support connects with the deformation cuff, the said deformation cuff is filled with the carbon dioxide aqueous solution, the said outer end of deformation cuff links and spreads the thermal deformation covering, the said thermal deformation covering outer end cuts a plurality of storage recesses distributed evenly, the said storage recess is filled with and smears the filler, the said storage recess inner wall connects with and smears the outer closed membrane of the filler upside, through putting the intrauterine contraceptive device in the uterus, can help the temperature of the human body, promote the carbon dioxide aqueous solution in the deformation cuff to be heated, and promote the carbon dioxide among them to escape, therefore, the deformation cuff is expanded, the outer closed membrane can be promoted to break by means of friction generated between the thermal deformation cladding layers during morphological change of the body, and the smearing filler in the outer closed membrane is released to the uterine wall.
Furthermore, the inner wall of the storage groove is connected with a built-in elastic membrane positioned on the lower side of the smearing filler, the built-in elastic membrane comprises a rubber membrane connected with the storage groove, the outer end of the rubber membrane is connected with a plurality of magnetic protrusions which are uniformly distributed, the outer end of the rubber membrane is provided with a plurality of micro air holes which are uniformly distributed, the aperture of each micro air hole is smaller than the particle size of the smearing filler, and through the rupture of the outer sealing membrane, the built-in elastic membrane can be upwards bounced under the repulsion action between the magnetic protrusions and the magnetic short blocks, so that the smearing filler in the storage groove is popped out, the smearing efficiency of the smearing filler on the uterine wall is improved, and the possibility of side effects of the uterine wall is reduced.
Further, be connected with a plurality of evenly distributed's connection stub between the deformation cuff inner wall, connect stub outer end and inlay to establish and install built-in sacculus, built-in sacculus is made by waterproof ventilated membrane material, both ends all inlay about the built-in sacculus and establish and install the magnetism stub, magnetism stub and magnetism protruding repulsion each other, through the inflation of deformation cuff, can drag built-in sacculus in it, impel built-in sacculus to deform to ellipsoid shape to with the help of the effect of the mutual repulsion between the magnetism stub, can impel built-in sacculus to be continuously under the dynamic change of shrink inflation, thereby improve the flow efficiency of carbon dioxide aqueous solution, can improve the lasting inflation efficiency of deformation cuff with the help of the change of built-in sacculus.
Further, the length of the oxygen-free silver particle is 5 mm, and the diameter of the oxygen-free silver particle is 2.5 mm.
Further, the length of the dynamic oxygen-free silver particles is 2 mm, and the diameter of the dynamic oxygen-free silver particles is 1.5 mm.
Furthermore, the carbon dioxide aqueous solution is prepared from the carbon dioxide aqueous solution, the mixing ratio of carbon dioxide to water in the carbon dioxide aqueous solution is 1:1, and carbon dioxide in the carbon dioxide aqueous solution can escape after the temperature of the carbon dioxide aqueous solution is raised or the carbon dioxide aqueous solution is shaken, so that the deformation cuff is promoted to expand, and the possibility that anoxic silver particles and the uterine wall rub against each other in the process of placing the intrauterine device is reduced.
Furthermore, the thermal change cladding is made of nickel titanium memory alloy materials, the balance temperature of the thermal change cladding is 20 ℃, the thermal change cladding has a two-way memory effect, the thermal change cladding with the two-way memory effect is made of the nickel titanium memory alloy materials, the thermal change cladding can be promoted to have fixed shapes at low temperature and high temperature, and the thermal change cladding is in a deformable state in the process of being placed into a uterus.
Furthermore, a plurality of pre-breaking grooves are uniformly distributed at the outer end of the outer sealing film, the distance between every two adjacent pre-breaking grooves is 100 microns, and the pre-breaking grooves can be arranged to improve the fracture of the outer sealing film in the deformation process of the thermal change cladding, so that the release efficiency of the coating filler is improved.
Furthermore, the magnetic protrusion and the magnetic short block are both made of single-sided magnetic blocks, and the possibility of mutual attraction of the magnetic protrusion and the magnetic short block due to the change of the position relation can be reduced by using the single-sided magnetic blocks to make the magnetic protrusion and the magnetic short block.
A method of using a MAG silver-junction intrauterine device comprising the steps of:
s1, by placing the intrauterine device in the uterus, the carbon dioxide water solution in the deformation cuff is heated by the temperature of the human body, and the carbon dioxide in the deformation cuff is promoted to escape, so that the deformation cuff is inflated;
s2, the outer sealing membrane can be promoted to be broken by means of friction generated when the thermal change cladding layer per se is subjected to morphological change, and the smearing filler in the outer sealing membrane can be released to the uterine wall;
s3, the possibility of friction between the oxygen-free kinetic silver particles and the inner wall of the uterus in the process of putting the contraceptive device into the uterus can be reduced by means of the expansion of the deformation cuff, and the possibility of side effects generated when the uterine wall is rubbed with the oxygen-free kinetic silver particles can be further reduced by means of the release of the smearing filler.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) according to the scheme, the contraceptive device is placed in the uterus, the carbon dioxide aqueous solution in the deformation cuff can be heated by means of the temperature of a human body, the carbon dioxide in the deformation cuff can be enabled to escape, so that the deformation cuff is expanded, meanwhile, the outer closed membrane can be enabled to be broken by means of friction generated between the heat change cladding layers and the uterus when the shapes of the heat change cladding layers change, and the smearing filler in the outer closed membrane can be released to the uterine wall;
(2) the inner wall of the storage groove is connected with a built-in elastic membrane positioned on the lower side of the smearing filler, the built-in elastic membrane comprises a rubber membrane connected with the storage groove, the outer end of the rubber membrane is connected with a plurality of uniformly distributed magnetic bulges, the outer end of the rubber membrane is provided with a plurality of uniformly distributed micro air holes, the aperture of each micro air hole is smaller than the particle size of the smearing filler, and through the rupture of the outer sealing membrane, the built-in elastic membrane can be upwards sprung by virtue of the repulsion action between the magnetic bulges and the magnetic short blocks, so that the smearing filler in the storage groove is sprung out, the smearing efficiency of the smearing filler on the uterine wall is improved, and the possibility of side effects on the uterine wall is reduced;
(3) the inner wall of the deformation cuff is connected with a plurality of uniformly distributed connecting short ropes, the outer ends of the connecting short ropes are embedded with built-in balloon balls, the built-in balloon balls are made of waterproof breathable film materials, the upper ends and the lower ends of the built-in balloon balls are respectively embedded with magnetic short blocks, the magnetic short blocks and the magnetic bulges are mutually repelled, the built-in balloon balls in the built-in balloon balls can be pulled through the expansion of the deformation cuff, the built-in balloon balls are enabled to be deformed to be ellipsoidal, the built-in balloon balls can be continuously under the dynamic change of contraction and expansion under the action of the mutual repulsion between the magnetic short blocks, the flow efficiency of carbon dioxide aqueous solution is improved, and the continuous expansion efficiency of the deformation cuff can be improved by means of the change of the built-in balloon balls;
(4) the carbon dioxide aqueous solution is prepared from the carbon dioxide aqueous solution, the mixing ratio of carbon dioxide to water in the carbon dioxide aqueous solution is 1:1, and carbon dioxide in the carbon dioxide aqueous solution can escape after the temperature of the carbon dioxide aqueous solution is raised or the carbon dioxide aqueous solution is shaken, so that the deformation cuff is promoted to expand, and the possibility that the kinetic oxygen-free silver particles and the uterine wall rub against each other in the process of placing the intrauterine device is reduced;
(5) the thermal change cladding is made of nickel-titanium memory alloy materials, the balance temperature of the thermal change cladding is 20 ℃, the thermal change cladding has a two-way memory effect, and the thermal change cladding with the two-way memory effect is made of the nickel-titanium memory alloy materials, so that the thermal change cladding can be enabled to have a fixed shape at low temperature and high temperature and be in a deformable state in the process of being placed into a uterus;
(6) the outer end of the outer sealing film is provided with a plurality of pre-breaking grooves which are uniformly distributed, the distance between every two adjacent pre-breaking grooves is 100 micrometers, and the pre-breaking grooves can improve the fracture of the outer sealing film in the deformation process of the heat-altered cladding layer, so that the release efficiency of the coating filler is improved;
(7) the magnetic protrusion and the magnetic short block are both made of single-sided magnetic blocks, and the possibility of mutual attraction of the magnetic protrusion and the magnetic short block due to change of position relation can be reduced by using the single-sided magnetic blocks to make the magnetic protrusion and the magnetic short block.
Drawings
FIG. 1 is a sectional view showing the state before and after the placement of the intrauterine device;
FIG. 2 is a cross-sectional view of the contraceptive device of the present invention during placement;
FIG. 3 is a cross-sectional view of a portion of the V-shaped stent of the present invention;
FIG. 4 is a cross-sectional view of an anti-friction collar portion of the present invention;
FIG. 5 is a cross-sectional view of a thermo-clad portion of the present invention;
FIG. 6 is a cross-sectional view of a portion of the internal ballistic membrane of the invention;
fig. 7 is a cross-sectional view of an inner balloon portion of the present invention.
The numbering in the figures illustrates:
the device comprises a 1V-shaped bracket, 2 fixed oxygen-free silver particles, 3 movable oxygen-free silver particles, 4 antifriction lantern rings, 5 deformation cuff, 6 carbon dioxide aqueous solution, 7 thermal change cladding, 8 storage groove, 9 smearing filler, 10 external sealing film, 11 built-in elastic film, 12 rubber diaphragm, 13 magnetic bulge, 14 connecting short rope, 15 built-in balloon and 16 magnetic short block.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Example 1:
referring to fig. 1-5, MAG silver-ion intrauterine device comprises a V-shaped support 1, two mutually symmetrical fixed oxygen-free silver particles 2 are connected to the outer end of the V-shaped support 1, six uniformly distributed movable oxygen-free silver particles 3 are sleeved on the outer end of the V-shaped support 1, an anti-friction lantern ring 4 connected with the V-shaped support 1 is arranged between every two adjacent movable oxygen-free silver particles 3, the outer end of the V-shaped support 1 is connected with a deformation cuff 5, a carbon dioxide aqueous solution 6 is filled in the deformation cuff 5, a thermal change cladding 7 is laid on the outer end of the deformation cuff 5, a plurality of uniformly distributed storage grooves 8 are formed in the outer end of the thermal change cladding 7, smearing fillers 9 are filled in the storage grooves 8, and technicians in the field can select proper drugs as the smearing fillers 9 for protecting uterine walls and simultaneously reduce the possibility of side effects on the uterine walls in the installation process, the inner wall of the storage groove 8 is connected with an outer sealing film 10 positioned on the upper side of the smearing filler 9, the contraceptive device is placed in the uterus, the carbon dioxide water solution 6 in the deformation cuff 5 can be heated by means of the temperature of a human body, the carbon dioxide in the deformation cuff 5 can be enabled to escape, so that the deformation cuff 5 can be expanded, meanwhile, the outer sealing film 10 can be enabled to break by means of the friction generated between the thermal change cladding 7 and the uterine wall when the shape of the thermal change cladding 7 changes, the smearing filler 9 in the coating can be released to the uterine wall, on one hand, the possibility that the oxygen-free silver particles 3 rub against the inner wall of the uterus in the process that the contraceptive device is placed in the uterus can be reduced by means of the expansion of the deformation cuff 5, and on the other hand, the possibility that side effects are generated when the uterine wall rubs against the oxygen-free silver particles 3 can be further reduced by means of the release of the smearing filler 9.
Referring to fig. 5-6, the inner wall of the storage groove 8 is connected with an internal elastic membrane 11 positioned at the lower side of the smearing filler 9, the internal elastic membrane 11 comprises a rubber membrane 12 connected with the storage groove 8, the outer end of the rubber membrane 12 is connected with a plurality of uniformly distributed magnetic protrusions 13, the outer end of the rubber membrane 12 is provided with a plurality of uniformly distributed micro-air holes, the aperture of each micro-air hole is smaller than the particle size of the smearing filler 9, through the rupture of the external sealing membrane 10, the internal elastic membrane 11 can be promoted to bounce upwards by means of the repulsive action between the magnetic protrusions 13 and the magnetic short blocks 16, so that the smearing filler 9 in the storage groove 8 is popped out, the smearing efficiency of the smearing filler 9 on the uterine wall is improved, and the possibility of side effects on the uterine wall is reduced.
Referring to fig. 4 and 7, a plurality of evenly distributed connecting short ropes 14 are connected between the inner walls of the deformable cuff 5, an internal balloon 15 is embedded at the outer end of the connecting short ropes 14, the internal balloon 15 is made of a waterproof breathable film material, magnetic short blocks 16 are embedded at the upper end and the lower end of the internal balloon 15, the magnetic short blocks 16 and the magnetic protrusions 13 repel each other, the internal balloon 15 in the deformable cuff 5 can be pulled through expansion of the deformable cuff, the internal balloon 15 is deformed to be ellipsoidal, the internal balloon 15 can be continuously under dynamic change of contraction and expansion under the action of mutual repulsion between the magnetic short blocks 16, and therefore the flow efficiency of the carbon dioxide aqueous solution 6 is improved, and the continuous expansion efficiency of the deformable cuff 5 can be improved through the change of the internal balloon 15.
Referring to fig. 1-2, the length of the fixed oxygen-free silver particle 2 is 5 mm, the diameter of the fixed oxygen-free silver particle 2 is 2.5 mm, the length of the movable oxygen-free silver particle 3 is 2 mm, and the diameter of the movable oxygen-free silver particle 3 is 1.5 mm.
Referring to fig. 4-5, the carbon dioxide aqueous solution 6 is made of a carbon dioxide aqueous solution, the mixing ratio of carbon dioxide and water in the carbon dioxide aqueous solution 6 is 1:1, the carbon dioxide aqueous solution 6 is made of the carbon dioxide aqueous solution, so that carbon dioxide in the carbon dioxide aqueous solution can escape after the temperature of the carbon dioxide aqueous solution 6 is raised or after shaking, the deformation cuff 5 is promoted to expand, the possibility that the oxygen-free silver particles 3 rub against the uterine wall in the process of placing the intrauterine device is reduced, the thermal change cladding 7 is made of a nickel titanium memory alloy material, the equilibrium temperature of the thermal change cladding 7 is 20 ℃, the thermal change cladding 7 has a two-way memory effect, the thermal change cladding 7 with the two-way memory effect is made of the nickel titanium memory alloy material, and the thermal change cladding 7 with the two-way memory effect can be promoted to have a fixed shape at both low temperature and high temperature, and is in a deformable state during placement of the heat altered envelope 7 into the uterus.
Referring to fig. 5-7, a plurality of pre-breaking grooves are uniformly distributed at the outer end of the outer sealing film 10, the distance between two adjacent pre-breaking grooves is 100 μm, the pre-breaking grooves can improve the thermal change cladding 7 in the deformation process to promote the outer sealing film 10 to break, so as to improve the release efficiency of the applied filler 9, the magnetic protrusion 13 and the magnetic short block 16 are both made of single-sided magnetic blocks, and the possibility that the magnetic protrusion 13 and the magnetic short block 16 attract each other due to the change of the position relationship can be reduced by using the single-sided magnetic blocks to make the magnetic protrusion 13 and the magnetic short block 16.
A method of using a MAG silver-ionogenic intrauterine device comprising the steps of:
s1, by placing the intrauterine device in the uterus, the temperature of human body can be used for promoting the carbon dioxide water solution 6 in the deformation cuff 5 to be heated and the carbon dioxide in the deformation cuff 5 to escape, thereby expanding the deformation cuff 5;
s2, the outer sealing film 10 can be promoted to break by means of friction generated between the heat altered cladding layer 7 and the cladding filler 9 in the outer sealing film when the morphology of the heat altered cladding layer is changed, and the outer sealing film is released to the uterine wall;
s3, the possibility of friction between the oxygen-free kinetic silver particles 3 and the inner wall of the uterus in the process of putting the contraceptive device into the uterus can be reduced by the expansion of the deformation cuff 5, and the possibility of side effect generated when the uterine wall is rubbed with the oxygen-free kinetic silver particles 3 can be further reduced by the release of the smearing filler 9.
As described above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (10)
- MAG silver-ion intrauterine device comprising a V-shaped stent (1), characterized in that: v-arrangement support (1) outer end is connected with two mutual symmetries decide oxygen-free silver grain (2), V-arrangement support (1) outer end cover is equipped with six evenly distributed move oxygen-free silver grain (3), every adjacent two move and be equipped with antifriction lantern ring (4) that are connected with V-arrangement support (1) between oxygen-free silver grain (3), V-arrangement support (1) outer end is connected with deformation cover bag (5), deformation cover bag (5) intussuseption is filled with carbon dioxide aqueous solution (6), deformation cover bag (5) outer end has been laid heat altered covering (7) even, heat altered covering (7) outer end is excavated and has a plurality of evenly distributed's storage recess (8), storage recess (8) intussuseption is filled with and paints filler (9), storage recess (8) inner wall connection has outer closed membrane (10) that are located and paint filler (9) upside.
- 2. The MAG silver-ionogenic intrauterine device according to claim 1, characterized in that: storage groove (8) inner wall connection has and is located built-in bullet membrane (11) of paining filler (9) downside, built-in bullet membrane (11) include rubber diaphragm (12) that are connected with storage groove (8), rubber diaphragm (12) outer end is connected with a plurality of evenly distributed's magnetism protruding (13), the little bleeder vent that has a plurality of evenly distributed is dug to rubber diaphragm (12) outer end, the aperture of little bleeder vent is less than the particle diameter of paining filler (9).
- 3. The MAG silver-ionogenic intrauterine device according to claim 1, characterized in that: the deformation cuff is characterized in that a plurality of uniformly distributed connecting short ropes (14) are connected between the inner wall of the deformation cuff (5), the outer ends of the connecting short ropes (14) are embedded with an internal balloon (15), the internal balloon (15) is made of a waterproof breathable film material, the upper end and the lower end of the internal balloon (15) are embedded with magnetic short blocks (16), and the magnetic short blocks (16) and the magnetic bulges (13) are mutually exclusive.
- 4. The MAG silver-ion intrauterine device according to claim 1, wherein: the length of the oxygen-free silver particles (2) is 5 mm, and the diameter of the oxygen-free silver particles (2) is 2.5 mm.
- 5. The MAG silver-ion intrauterine device according to claim 1, wherein: the length of the dynamic oxygen-free silver particles (3) is 2 mm, and the diameter of the dynamic oxygen-free silver particles (3) is 1.5 mm.
- 6. The MAG silver-ionogenic intrauterine device according to claim 1, characterized in that: the carbon dioxide aqueous solution (6) is prepared from a carbon dioxide aqueous solution, and the mixing ratio of carbon dioxide to water in the carbon dioxide aqueous solution (6) is 1: 1.
- 7. The MAG silver-ionogenic intrauterine device according to claim 1, characterized in that: the thermal change cladding (7) is made of a nickel-titanium memory alloy material, the equilibrium temperature of the thermal change cladding (7) is 20 ℃, and the thermal change cladding (7) has a two-way memory effect.
- 8. The MAG silver-ionogenic intrauterine device according to claim 2, characterized in that: the outer end of the outer sealing film (10) is provided with a plurality of pre-breaking grooves which are uniformly distributed, and the distance between every two adjacent pre-breaking grooves is 100 mu m.
- 9. The MAG silver-ionogenic intrauterine device according to claim 3, characterized in that: the magnetic protrusions (13) and the magnetic short blocks (16) are both made of single-sided magnetic blocks.
- 10. The use of MAG silver-ion intrauterine device according to any of claims 1-9, characterized in that: the method comprises the following steps:s1, by placing the intrauterine device in the uterus, the carbon dioxide water solution (6) in the deformation cuff (5) can be heated by the temperature of the human body, and the carbon dioxide in the deformation cuff (5) can be promoted to escape, so that the deformation cuff (5) is inflated;s2, the outer sealing film (10) can be promoted to be broken by means of friction generated when the thermal change cladding (7) changes shape, and the smearing filler (9) in the outer sealing film is released to the uterine wall;s3, the possibility that the oxygen-free kinetic silver particles (3) rub against the inner wall of the uterus in the process of placing the contraceptive device into the uterus can be reduced by means of the expansion of the deformation cuff (5), and the possibility that side effects are generated when the uterine wall rubs against the oxygen-free kinetic silver particles (3) can be further reduced by means of the release of the smearing filler (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110033371.XA CN114762640A (en) | 2021-01-12 | 2021-01-12 | MAG silver intrauterine contraceptive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110033371.XA CN114762640A (en) | 2021-01-12 | 2021-01-12 | MAG silver intrauterine contraceptive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114762640A true CN114762640A (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110033371.XA Pending CN114762640A (en) | 2021-01-12 | 2021-01-12 | MAG silver intrauterine contraceptive device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114762640A (en) |
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2021
- 2021-01-12 CN CN202110033371.XA patent/CN114762640A/en active Pending
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