CN103385781A - In vitro contraceptive for female - Google Patents
In vitro contraceptive for female Download PDFInfo
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- CN103385781A CN103385781A CN201310315733XA CN201310315733A CN103385781A CN 103385781 A CN103385781 A CN 103385781A CN 201310315733X A CN201310315733X A CN 201310315733XA CN 201310315733 A CN201310315733 A CN 201310315733A CN 103385781 A CN103385781 A CN 103385781A
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- spermicide
- rubber membrane
- trocar sheath
- silicon rubber
- casing pipe
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Abstract
The invention provides an in vitro contraceptive for female. The in vitro contraceptive comprises an outer casing pipe, wherein a fixing ring is arranged at one end of the outer casing pipe; one axial end of the fixing ring is connected with the outer wall of the outer casing pipe through threads; an inner casing pipe is arranged inside the outer casing pipe; a flange ring is arranged at one end, which is away from the fixing ring, of the inner casing pipe; one end, which is close to the fixing ring, of the inner casing pipe, is positioned outside the outer casing pipe; an electromagnet is arranged at the inner part of one end, which is close to the fixing ring, of the inner casing pipe; a boosting tube is arranged between the inner casing pipe and the outer casing pipe; a boosting block is arranged at one end, which is close to the fixing ring, of the boosting tube; a guiding groove is formed in the side wall of the outer casing pipe; a deflector rod is arranged in the guiding groove and is connected with the boosting tube; an in vitro spermicide membrane is a semi-spherical elastic membrance; after the in vitro spermicide membrane is reversely bent, the edge of the in vitro spermicide membrane is arranged between the outer wall of the outer casing pipe and the inner wall of the fixing ring and is fixed; the in vitro spermicide membrane comprises a semi-spherical silicone rubber membrane; ferromagnetic metal particles are uniformly distributed in the semi-spherical silicone rubber membrane; a spermicide sustained-release layer is arranged on the convex surface of the semi-spherical silicone rubber membrane. According to the in vitro contraceptive disclosed by the invention, the defects of the traditional contraception mode can be overcome.
Description
Technical field
The present invention relates to a kind of family planning apparatus, specifically a kind of lady's external contraceptive medicines and devices.
Background technology
At present common artificial contraceptive method is mainly in the mode of traditional physics instrumental contraception, medicinal preparation for oral administration contraception and emerging spermicide contraception in recent years and vaginal diaphragm contraception as main, wherein the contraception success rate of traditional physics utensil mode and medicinal preparation for oral administration mode all is in higher level, can reach more than 98%, but the shortcoming of traditional contraceptive method is obvious too: while adopting the physics utensil to practise contraception, the pleasant sensation of sexual life between both sexes is decreased; Oral contraceptive has larger side effect, affects women's health.although and the mode that adopts spermicide or contraceptive diaphragm to practise contraception is less on the pleasant sensation impact of sexual life between both sexes, and non-evident effect, but these two kinds of contraceptive methods equally also have obvious shortcoming: the contraception success rate of spermicide is the highest only can reach 70%-80%, and the unplanned pregnancy risk is higher, though contraceptive diaphragm can reach the contraception success rate more than 95% when correct the use, but due to its placement and to take out step very loaded down with trivial details, most of user are difficult to grasp its correct main points of using, because accurately not covering on cervix uteri barrier film, operate miss cause the situation of contraceptive failure of common occurrence in use, in addition, because sperm is generally 6-8 hour in the intravaginal time-to-live, therefore when using contraceptive diaphragm, need 8-12 hour ability after sexual life to take out, otherwise do not reach the contraception purpose, and the contraceptive diaphragm long storage time will certainly be brought uncomfortable sensation to user in the user body, therefore spermicide contraception product and vaginal diaphragm contraception product are not all accepted by consumer at present.
Summary of the invention
The purpose of this invention is to provide a kind of lady's external contraceptive medicines and devices, solve the deficiency of existing contraceptive method.
the present invention for achieving the above object, be achieved through the following technical solutions: comprise trocar sheath, trocar sheath one end is installed retainer ring, the axial end of retainer ring is connected with the trocar sheath outer wall by screw thread, the inner inner sleeve of installing of trocar sheath, inner sleeve arranges bulge loop away from an end of retainer ring, bulge loop is connected with trocar sheath, inner sleeve is positioned at the trocar sheath outside near an end of retainer ring, inner sleeve is near the inner electric magnet of installing of an end of retainer ring, the inner sleeve other end is connected with battery case, battery is installed in battery case, the positive pole of battery is connected wire and is connected with electric magnet with negative pole, switch is set on wire, switch is arranged on battery case, between inner sleeve and trocar sheath, boost tube is installed, boost tube is installed the boosting piece near an end of retainer ring, boosting piece and boost tube all can moving axially along inner sleeve, offer passage on the boosting piece, passage makes between the axial both ends of the surface of boosting piece and is communicated with, the trocar sheath sidewall is offered gathering sill, the length direction of gathering sill is parallel with the direction of principal axis of trocar sheath, driving lever is installed in gathering sill, driving lever is connected with boost tube, the spermicide film is the hemispherical flexible sheet, the spermicide film oppositely is placed between trocar sheath outer wall and retainer ring inwall its edge fixing after bending, the spermicide film comprises the semispherical silicon rubber membrane, uniform ferromagnetic metal granule in the semispherical silicon rubber membrane, the convex surface of semispherical silicon rubber membrane arranges the spermicide slow release layer, the preparation method of spermicide film is as follows:
1. the water-soluble chitosan solution that with viscosity is 200cp-300cp mixes with the Radix Platycodonis extract liquid, the Chinese nutgall that possess external spermicidal effect, mixed proportion is: water-soluble chitosan solution 50%, Radix Platycodonis extract liquid 35%, Chinese nutgall 15%, obtain mixed liquor, standby after sterilization;
2. the mixed liquor that the 10mL-15mL step is obtained in is 1. poured in the hemispherical die, by hot-air blower adopt 35 ℃ of-50 ℃ of hot blasts with the mixed liquor oven dry to the colloid that is without mobility;
3. the semispherical silicon Rubber membrane cover is contained in the hemispherical convex mould surface, uses laser to be heated to 200 ℃-250 ℃ to hemispherical silicone rubber membrane outer surface, make semispherical silicon rubber membrane outer surface softening;
4. be can being sprinkling upon on the convex surface of semispherical silicon rubber membrane by the ferromagnetic metal uniform particles of attraction of 0.3mm-0.5mm with particle diameter, the ferromagnetic metal granule is embedded in the semispherical silicon rubber membrane, then with semispherical silicon rubber membrane cooling curing;
5. with step 4. in semispherical silicon rubber membrane after cooling curing be pressed into step and fill in the die of colloid in 2., apply 0.5kg-1.0kg pressure, keep die sinking after 30 seconds-50 seconds, colloid is attached on the convex surface of semispherical silicon rubber membrane;
6. use hot-air blower to adopt 35 ℃ of-50 ℃ of hot blasts to dry the colloid that is attached on semispherical silicon rubber membrane convex surface, until its curing forms the spermicide slow release layer.
The boosting piece is arc-shaped concave away from an end end face of boost tube.The boosting piece is installed elastic buffering pad away from an end end face of boost tube.The trocar sheath sidewall is offered the located lateral draw-in groove, and the located lateral draw-in groove communicates with the end of gathering sill away from retainer ring.Between inner sleeve and trocar sheath, torsion spring is installed, torsion spring one end is connected with inner sleeve, and the torsion spring other end is connected with block after passing trocar sheath by gathering sill.
The density of the ferromagnetic metal granule on semispherical silicon rubber membrane convex surface is 20/cm
2-50/cm
2
The invention has the advantages that: spermicide and two kinds of contraceptive methods of contraceptive diaphragm are combined, kill spermatozoon activity by spermicide on the one hand, can form at the cervix uteri place physical barriers on the other hand, prevent that sperm from entering uterine cavity, two kinds of contraceptive methods can reach more than 99% in conjunction with rear contraception success rate; The spermicide film can take out immediately after sexual life, do not need to stay for a long time in the user body, can not bring uncomfortable sensation to user; The taking-up of spermicide film and placement operation are completed by special implement, and any its correct main points of using of can skillfully grasping per capita, pick and place conveniently, can guarantee that the spermicide film accurately covers on cervix uteri; Be difficult for occurring maloperation etc. in use procedure.
Description of drawings
Fig. 1 is structural representation of the present invention, inserts the front state of vagina for the present invention shown in figure;
Fig. 2 is structural representation of the present invention,, for after the present invention is placed in vagina, by the boosting piece, the spermicide film is covered state on cervix uteri shown in figure;
Fig. 3 is that the A-A of Fig. 1 analyses and observe the structure for amplifying schematic diagram;
Fig. 4 is the structural representation of spermicide film of the present invention;
Fig. 5 is I section structure for amplifying schematic diagram in Fig. 1.
The specific embodiment
lady's external contraceptive medicines and devices of the present invention comprise trocar sheath 1, trocar sheath 1 one ends are installed retainer ring 4, the axial end of retainer ring 4 is connected with trocar sheath 1 outer wall by screw thread, the inner inner sleeve 3 of installing of trocar sheath 1, inner sleeve 3 arranges bulge loop 5 away from an end of retainer ring 4, bulge loop 5 is connected with trocar sheath 1, inner sleeve 3 is positioned at trocar sheath 1 outside near an end of retainer ring 4, inner sleeve 3 is near the inner electric magnet 13 of installing of an end of retainer ring 4, inner sleeve 3 other ends are connected with battery case 19, the interior installation battery 20 of battery case 19, the positive pole of battery 20 is connected wire 21 and is connected with electric magnet 13 with negative pole, switch 22 is set on wire 21, switch 22 is arranged on battery case 19, boost tube 2 is installed between inner sleeve 3 and trocar sheath 1, boost tube 2 is installed boosting piece 6 near an end of retainer ring 4, boosting piece 6 and boost tube 2 all can moving axially along inner sleeve 3, offer passage 12 on boosting piece 6, passage 12 makes between the axial both ends of the surface of boosting piece 6 and is communicated with, trocar sheath 1 sidewall is offered gathering sill 7, the length direction of gathering sill 7 is parallel with the direction of principal axis of trocar sheath 1, the interior installation driving lever 8 of gathering sill 7, driving lever 8 is connected with boost tube 2, spermicide film 9 is the hemispherical flexible sheet, spermicide film 9 oppositely is placed between trocar sheath 1 outer wall and retainer ring 4 inwalls its edge fixing after bending, spermicide film 9 comprises semispherical silicon rubber membrane 10, the interior uniform ferromagnetic metal granule of semispherical silicon rubber membrane 10, the convex surface of semispherical silicon rubber membrane 10 arranges spermicide slow release layer 11.Before the present invention used, spermicide film 9 oppositely was placed in its edge between trocar sheath 1 outer wall and retainer ring 4 inwalls and fixes after bending, makes semispherical silicon rubber membrane 10 inboards after spermicide slow release layer 11 is positioned at reverse bending.while placing spermicide film 9, switch 22 disconnects wire 21, electric magnet 13 is in nonmagnetic state in cold situation, the end that user is installed spermicide film 9 with trocar sheath 1 is sent into intravaginal, until spermicide film 9 is against on cervix uteri by the end of inner sleeve 3, this moment with driving lever 8 along gathering sill 7 to body in direction promote, driving lever 8 drives boosting piece 6 by boost tube 2 and moves, spermicide film 9 is promoted to the cervix uteri direction, in pushing course, the edge of spermicide film 9 is deviate between trocar sheath 1 outer wall and retainer ring 4 inwalls, spermicide film 9 shape that resiles under the effect of himself elastic force and boosting piece 6 thrusts, cover on cervix uteri, form physical barriers at the cervix uteri place, prevent that sperm from entering uterine cavity.After spermicide film 9 recovery of shape, spermicide slow release layer 11 is positioned on semispherical silicon rubber membrane 10 outside convex surfaces, can directly contact with the sperm that enters vagina, kills spermatozoon activity, further improves the contraception success rate.The present invention combines spermicide and two kinds of contraceptive methods of contraceptive diaphragm, kill spermatozoon activity by spermicide on the one hand, can form physical barriers at the cervix uteri place on the other hand, prevent that sperm from entering uterine cavity, two kinds of contraceptive methods can reach more than 99% in conjunction with rear contraception success rate.Because the sperm that enters vagina can effectively be intercepted outside cavity, and by external spermicide, killed rapidly, therefore spermicide film 9 of the present invention can take out immediately after sexual life, does not need to stay for a long time in the user body, can not bring uncomfortable sensation to user.When spermicide film 9 takes out, user is opened switch 22, electric magnet 13 is by wire 21 and battery 20 conductings, electric magnet 13 obtains electric rear generation magnetic, send trocar sheath 1 into intravaginal this moment, and due to the interior uniform ferromagnetic metal granule of spermicide film 9, so spermicide film 9 can be adsorbed by electric magnet 13, inner sleeve 3 ends, with after spermicide film 9 on cervix uteri contacts, pull out trocar sheath 1 and just spermicide film 9 can be taken out.The taking-up of spermicide film 9 of the present invention and placement operation are completed by special implement, and any its correct main points of using of can skillfully grasping per capita, pick and place conveniently, can guarantee that the spermicide film accurately covers on cervix uteri, plays barriering effect to sperm.
The preparation method of spermicide film 9 of the present invention is as follows:
1. the water-soluble chitosan solution that with viscosity is 200cp-300cp mixes with the Radix Platycodonis extract liquid, the Chinese nutgall that possess external spermicidal effect, mixed proportion is: water-soluble chitosan solution 50%, Radix Platycodonis extract liquid 35%, Chinese nutgall 15%, obtain mixed liquor, standby after sterilization;
2. the mixed liquor that the 10mL-15mL step is obtained in is 1. poured in the hemispherical die, by hot-air blower adopt 35 ℃ of-50 ℃ of hot blasts with the mixed liquor oven dry to the colloid that is without mobility;
3. semispherical silicon rubber membrane 10 is sleeved on the hemispherical convex mould surface, uses laser to be heated to 200 ℃-250 ℃ to hemispherical silicone rubber membrane 10 outer surfaces, make semispherical silicon rubber membrane 10 outer surfaces softening;
4. be can being sprinkling upon on the convex surface of semispherical silicon rubber membrane 10 by the ferromagnetic metal uniform particles of attraction of 0.3mm-0.5mm with particle diameter, the ferromagnetic metal granule is embedded in semispherical silicon rubber membrane 10, then with semispherical silicon rubber membrane 10 cooling curings;
5. with step 4. in semispherical silicon rubber membrane 10 after cooling curing be pressed into step and fill in the die of colloid in 2., apply 0.5kg-1.0kg pressure, keep die sinking after 30 seconds-50 seconds, colloid is attached on the convex surface of semispherical silicon rubber membrane 10;
6. use hot-air blower to adopt 35 ℃ of-50 ℃ of hot blasts to dry the colloid that is attached on semispherical silicon rubber membrane 10 convex surfaces, until its curing forms spermicide slow release layer 11.
The step of the present invention 1. ratio of described water-soluble chitosan solution, Radix Platycodonis extract liquid and Chinese nutgall is percent by volume.
With the semispherical silicon rubber membrane 10 and the common formation spermicide of spermicide slow release layer 11 film 9 of ferromagnetic metal granule, spermicide slow release layer 11 relies on the sticky adhesive of himself on the convex surface of semispherical silicon rubber membrane 10.When the ferromagnetic metal granule embeds semispherical silicon rubber membrane 10, can form irregular shrinkage pool on the convex surface of semispherical silicon rubber membrane 10, the irregular shrinkage pool on semispherical silicon rubber membrane 10 convex surfaces can improve the adhesion of spermicide slow release layer 11.After spermicide film 9 entered vagina, along with the dissolving of water-soluble chitosan, spermicide slow release layer 11 can discharge the Radix Platycodonis extract liquid and the Chinese nutgall that possess the spermicidal function gradually, was used for killing spermatozoon activity.
The present invention is in order further to alleviate the discomfort of user, boosting piece 6 can be made as arc-shaped concave away from an end end face of boost tube 2, the shape of boosting piece 6 and the shape of spermicide film 9 and cervix uteri are coincide, and this structure can reduce the constriction that while placing spermicide film 9, cervix uteri is subject to.
The present invention, in order further to alleviate the discomfort of user, can install elastic buffering pad 15 away from an end end face of boost tube 2 at boosting piece 6.Elastic buffering pad 15 can be offset the pressure that cervix uteri is subject on the one hand, also helps on the other hand the outer spermicide film 9 of protective, makes the spermicide film 9 can be not impaired in the extrusion process of boosting piece 6.
The present invention sends into trocar sheath 1 in the vagina process in order to prevent, the operator points mistake pushing bar 8 spermicide film 9 is deviate from advance between trocar sheath 1 outer wall and retainer ring 4 inwall, can offer located lateral draw-in groove 16 at trocar sheath 1 sidewall, located lateral draw-in groove 16 communicates with the end of gathering sill 7 away from retainer ring 4.In the time of need not operating driving lever 8, driving lever 8 can be threaded in located lateral draw-in groove 16, even the operator points mistake pushing bar 8, driving lever 8 is moved along gathering sill 7 length directions, prevent that spermicide film 9 from deviating from advance, affect contraceptive effect, need to make while preventing that spermicide film 9 from deviating from, driving lever 8, from the interior back-out of located lateral draw-in groove 16, is promoted to get final product along gathering sill 7 length directions.
The present invention also can install torsion spring 17 between inner sleeve 3 and trocar sheath 1, torsion spring 17 1 ends are connected with inner sleeve 3, and torsion spring 17 other ends are connected with block 18 after passing trocar sheath 1 by gathering sill 7.Torsion spring 17 screws in located lateral draw-in groove 16 after can making driving lever 8 arrive gathering sill 7 ends automatically, avoids further occurring that the operator points the situation that mistake pushing bar 8 is deviate from spermicide film 9 in advance.
The density of the ferromagnetic metal granule on semispherical silicon rubber membrane convex surface is 20/cm
2-50/cm
2
Claims (6)
1. lady's external contraceptive medicines and devices, it is characterized in that: comprise trocar sheath (1), trocar sheath (1) one end is installed retainer ring (4), the axial end of retainer ring (4) is connected with trocar sheath (1) outer wall by screw thread, the inner inner sleeve (3) of installing of trocar sheath (1), inner sleeve (3) arranges bulge loop (5) away from an end of retainer ring (4), bulge loop (5) is connected with trocar sheath (1), inner sleeve (3) is positioned at trocar sheath (1) outside near an end of retainer ring (4), inner sleeve (3) is near the inner electric magnet (13) of installing of an end of retainer ring (4), inner sleeve (3) other end is connected with battery case (19), battery (20) is installed in battery case (19), the positive pole of battery (20) is connected wire (21) and is connected with electric magnet (13) with negative pole, switch (22) is set on wire (21), switch (22) is arranged on battery case (19), between inner sleeve (3) and trocar sheath (1), boost tube (2) is installed, boost tube (2) is installed boosting piece (6) near an end of retainer ring (4), boosting piece (6) and boost tube (2) all can moving axially along inner sleeve (3), offer passage (12) on boosting piece (6), passage (12) axially is communicated with boosting piece (6) between both ends of the surface, trocar sheath (1) sidewall is offered gathering sill (7), the length direction of gathering sill (7) is parallel with the direction of principal axis of trocar sheath (1), driving lever (8) is installed in gathering sill (7), driving lever (8) is connected with boost tube (2), spermicide film (9) is the hemispherical flexible sheet, spermicide film (9) oppositely is placed between trocar sheath (1) outer wall and retainer ring (4) inwall its edge fixing after bending, spermicide film (9) comprises semispherical silicon rubber membrane (10), uniform ferromagnetic metal granule in semispherical silicon rubber membrane (10), the convex surface of semispherical silicon rubber membrane (10) arranges spermicide slow release layer (11), the preparation method of spermicide film (9) is as follows:
1. the water-soluble chitosan solution that with viscosity is 200cp-300cp mixes with the Radix Platycodonis extract liquid, the Chinese nutgall that possess external spermicidal effect, mixed proportion is: water-soluble chitosan solution 50%, Radix Platycodonis extract liquid 35%, Chinese nutgall 15%, obtain mixed liquor, standby after sterilization;
2. the mixed liquor that the 10mL-15mL step is obtained in is 1. poured in the hemispherical die, by hot-air blower adopt 35 ℃ of-50 ℃ of hot blasts with the mixed liquor oven dry to the colloid that is without mobility;
3. semispherical silicon rubber membrane (10) is sleeved on the hemispherical convex mould surface, uses laser to be heated to 200 ℃-250 ℃ to hemispherical silicone rubber membrane (10) outer surface, make semispherical silicon rubber membrane (10) outer surface softening;
4. be can being sprinkling upon on the convex surface of semispherical silicon rubber membrane (10) by the ferromagnetic metal uniform particles of attraction of 0.3mm-0.5mm with particle diameter, the ferromagnetic metal granule is embedded in semispherical silicon rubber membrane (10), then with semispherical silicon rubber membrane (10) cooling curing;
5. with step 4. in semispherical silicon rubber membrane (10) after cooling curing be pressed into step and fill in the die of colloid in 2., apply 0.5kg-1.0kg pressure, keep die sinking after 30 seconds-50 seconds, colloid is attached on the convex surface of semispherical silicon rubber membrane (10);
6. use hot-air blower to adopt 35 ℃ of-50 ℃ of hot blasts to dry the colloid that is attached on semispherical silicon rubber membrane (10) convex surface, until its curing forms spermicide slow release layer (11).
2. lady's external contraceptive medicines and devices according to claim 1, it is characterized in that: boosting piece (6) is arc-shaped concave away from an end end face of boost tube (2).
3. lady's external contraceptive medicines and devices according to claim 1 and 2 is characterized in that: boosting piece (6) is installed elastic buffering pad (15) away from an end end face of boost tube (2).
4. lady's external contraceptive medicines and devices according to claim 1, it is characterized in that: trocar sheath (1) sidewall is offered located lateral draw-in groove (16), and located lateral draw-in groove (16) communicates with the end of gathering sill (7) away from retainer ring (4).
5. lady's external contraceptive medicines and devices according to claim 4, it is characterized in that: between inner sleeve (3) and trocar sheath (1), torsion spring (17) is installed, torsion spring (17) one ends are connected with inner sleeve (3), and torsion spring (17) other end is connected with block (18) after passing trocar sheath (1) by gathering sill (7).
6. lady's external contraceptive medicines and devices according to claim 1, it is characterized in that: the density of the ferromagnetic metal granule on semispherical silicon rubber membrane (10) convex surface is 20/cm
2-50/cm
2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310315733.XA CN103385781B (en) | 2013-07-25 | 2013-07-25 | Contraceptive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310315733.XA CN103385781B (en) | 2013-07-25 | 2013-07-25 | Contraceptive |
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| Publication Number | Publication Date |
|---|---|
| CN103385781A true CN103385781A (en) | 2013-11-13 |
| CN103385781B CN103385781B (en) | 2015-07-22 |
Family
ID=49530316
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310315733.XA Expired - Fee Related CN103385781B (en) | 2013-07-25 | 2013-07-25 | Contraceptive |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109758622A (en) * | 2018-04-19 | 2019-05-17 | 易浦润（上海）生物技术有限公司 | A kind of elastic membrane |
| CN109938911A (en) * | 2019-03-17 | 2019-06-28 | 尹振图 | Menstrual cup and its applicator |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2497780Y (en) * | 2001-06-22 | 2002-07-03 | 余雨静 | Vulva cleaner |
| CN101163487A (en) * | 2005-04-18 | 2008-04-16 | 朴本元 | Urethral condoms and liquid femidoms |
| CA2675284A1 (en) * | 2007-01-10 | 2008-07-10 | The Procter & Gamble Company | Active applicator |
| CN101780058A (en) * | 2009-12-24 | 2010-07-21 | 李荣秀 | Quick-liquid absorption soluble contraceptive membranes |
| CN201529198U (en) * | 2009-11-09 | 2010-07-21 | 王磊光 | Oviduct contraceptive suppository placing device |
| CN101804094A (en) * | 2010-03-19 | 2010-08-18 | 山东省计划生育科学技术研究所 | Medicament for killing sperms in vitro |
| CN102100683A (en) * | 2011-01-27 | 2011-06-22 | 李荣秀 | Slow-soluble external contraceptive membrane |
| CN202173682U (en) * | 2011-08-09 | 2012-03-28 | 许玉美 | Device for feeding contraceptive medicine into vagina automatically |
| CN103006542A (en) * | 2011-09-28 | 2013-04-03 | 王磊光 | Platycodin D sperm-killing contraceptive suppository for external use and placing device thereof |
-
2013
- 2013-07-25 CN CN201310315733.XA patent/CN103385781B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2497780Y (en) * | 2001-06-22 | 2002-07-03 | 余雨静 | Vulva cleaner |
| CN101163487A (en) * | 2005-04-18 | 2008-04-16 | 朴本元 | Urethral condoms and liquid femidoms |
| CA2675284A1 (en) * | 2007-01-10 | 2008-07-10 | The Procter & Gamble Company | Active applicator |
| CN201529198U (en) * | 2009-11-09 | 2010-07-21 | 王磊光 | Oviduct contraceptive suppository placing device |
| CN101780058A (en) * | 2009-12-24 | 2010-07-21 | 李荣秀 | Quick-liquid absorption soluble contraceptive membranes |
| CN101804094A (en) * | 2010-03-19 | 2010-08-18 | 山东省计划生育科学技术研究所 | Medicament for killing sperms in vitro |
| CN102100683A (en) * | 2011-01-27 | 2011-06-22 | 李荣秀 | Slow-soluble external contraceptive membrane |
| CN202173682U (en) * | 2011-08-09 | 2012-03-28 | 许玉美 | Device for feeding contraceptive medicine into vagina automatically |
| CN103006542A (en) * | 2011-09-28 | 2013-04-03 | 王磊光 | Platycodin D sperm-killing contraceptive suppository for external use and placing device thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109758622A (en) * | 2018-04-19 | 2019-05-17 | 易浦润（上海）生物技术有限公司 | A kind of elastic membrane |
| CN109758622B (en) * | 2018-04-19 | 2021-08-06 | 易浦润（上海）生物技术有限公司 | Elastic film |
| CN113318279A (en) * | 2018-04-19 | 2021-08-31 | 易浦润（上海）生物技术有限公司 | Elastic film |
| CN109938911A (en) * | 2019-03-17 | 2019-06-28 | 尹振图 | Menstrual cup and its applicator |
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| CN103385781B (en) | 2015-07-22 |
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