CN1137668C - Contraceptive air bag suppository - Google Patents
Contraceptive air bag suppository Download PDFInfo
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- CN1137668C CN1137668C CNB001175491A CN00117549A CN1137668C CN 1137668 C CN1137668 C CN 1137668C CN B001175491 A CNB001175491 A CN B001175491A CN 00117549 A CN00117549 A CN 00117549A CN 1137668 C CN1137668 C CN 1137668C
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- air bag
- contraceptive
- suppository
- core bar
- valve core
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Abstract
The present invention relates to a contraceptive air bag suppository device which comprises a contraceptive air bag suppository and a placing device. The present invention has the proposal that firstly, the contraceptive air bag suppository is inflated, or liquid is injected in the contraceptive air bag suppository; consequently, an air bag expands, and an outer casing of the air bag is appressed with the inner wall of a fallopian tube to block the fallopian tube so as reach the contraceptive purpose. Because the contraceptive air bag suppository of the present invention is made of the material which has good biological compatibility and no biological toxicity, and the pressure and the shape of the air bag and the embolic position can be accurately controlled so that the present invention has no side effect, no easy shedding or shift, safety, reliability and high contraceptive success ratio. The present invention has the advantages that all the embolic objects can be fetched, so that the present invention has high reusing rate; the present invention has simple and convenient implantation and fetching; the large operation does not need to be carried out. Thus, the present invention is an ideal contraceptive tool. Simultaneously, the air bag suppository device of the present invention can also be used for blocking other human body cavity tubes to reach the purpose of treating the diseases.
Description
Technical field
The present invention relates to a kind of contraception device, particularly relate to the oviducal embolization device of a kind of obstruction.
Background technology
In existing contraceptive techniques, still there are not a kind of ideal contraceptives.Cover safe in utilization then greatly reduces life quality; Last ring (promptly using intrauterine device (IUD)), most women have untoward reaction such as menorrhagia, menstrual period pain; Oral contraceptive, most medicines disturb the human endocrine system, and there is influence in various degree the aspects such as metabolic function, cardiovascular system, liver function, blood coagulation and descendant inheritting of human body, and it is unfavorable to take for a long time health; Sterilization operation exist recanalization rate low, need undergo surgery problem such as wound is big; The medicine thromboembolism is then because medicine mixes mutually with oviducal interior mucosal tissue after implanting fallopian tube, after use after a while, the medicine thromboembolism sticks in the fallopian tube and produces chemical reaction on the mucosa, form inseparable connection, be difficult to separate again, both influenced the height of its recanalization rate, may produce untoward reaction to the fallopian tube inner chamber again, disturb the human endocrine system, unfavorable to health.
No. 97212207.9, Chinese patent " the fallopian tube air bag stops up pipe ", the described airsac tube of this obstruction pipe is provided with the sealing valve near the inwall of the mouth of pipe, the mouth of pipe has female thread, airsac tube places the front end of the interior sheath (being plastic flexible pipe) of delivery device, syringe (being the fore-end of syringe) in the delivery device on the sheath passes the valve on the airsac tube, and airsac tube inside is communicated with the centre bore of sheath in the delivery device.When laying operation, air bag is stopped up pipe is placed in the interior sheath (being plastic flexible pipe) of delivery device with the small size state of compression front end, this moment, the valve that passes on the airsac tube of sharp-pointed front end of syringe needle tube made airsac tube inside communicate with syringe, in the operating process, the needle point of needle tubing very easily touches the air bag tube wall that is compressed into the small size state, make the tube wall of airsac tube be scratched or be pierced, becoming has hidden danger or/and the medical means of failure.
Summary of the invention
Purpose of the present invention is intended to provide a kind of comparatively ideal contraceptive device, neither can produce adverse side effect to each function of human body and influence life quality, need not to carry out big operation again, and contraception success rate height, the oviducal air bag suppository device of the obstruction that recanalization rate is high.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of contraceptive air bag suppository device, include air bag shell, valve, the air bag enclosure is provided with the valve core bar of its coating or part coating, the valve core bar is provided with valve, offered passage on the airtight part of valve on the valve core bar, the passage on the described valve core bar is covered by in the air bag shell.
When working, the present invention adopts scope guiding or X-ray interventional technique, by delivery device contraceptive air bag suppository is carried in fallopian tube or the deferent duct, pressurize to airbag aeration pressurization or injecting fluid by force (forcing) pump or syringe, make air bag expansion, be close to fallopian tube or deferential inwall, stop up fallopian tube or deferent duct fully, reach the purpose of contraception; Then, discharge contraceptive air bag suppository, withdraw from delivery device, finish operation technique.When logical again,, take out or extract gas or liquid in the air bag earlier out, reduce the pressure of air bag, make deflated balloon, then taking-up with custom-designed extractor with special clip at scope guiding or X-ray interventional technique.
Contraceptive air bag suppository of the present invention adopts good biocompatibility, inanimate object toxicity, soft and whippy macromolecular material or biomaterial manufacturing, by delivery device, adopt scope guiding or X-ray interventional technique, contraceptive air bag suppository is released in fallopian tube or the deferent duct, stop up fallopian tube or deferent duct, by pressurizeing to airbag aeration pressurization or injecting fluid, make air bag expansion, stop up fallopian tube or deferent duct, reach the purpose of contraception, owing to can control the shape and the thromboembolism position of the pressure and the air bag of air bag accurately, thereby have no side effect, difficult drop-off, displacement, safe and reliable, contraception success rate height; Because of all embolus can all take out, the recanalization rate height; Implanting and take out simply, conveniently, need not big operation, is a kind of comparatively ideal contraceptive device.The present invention's simultaneously air bag suppository device can also be used to stop up other lumen of human body, reaches the purpose of certain disease of treatment.One of key character of the present invention is the valve core bar that the air bag enclosure is provided with its coating or part coating, the valve core bar is provided with valve, the valve that the sharp-pointed front end of needle tubing in the delivery device on the sheath passes on the valve core bar makes air bag inside communicate with syringe, the valve core bar limits, coats the needle point of needle tubing, and the inwall of air bag can be scratched or pierce through.
Description of drawings
Fig. 1 is that the embodiment of the invention can be by the contraceptive air bag suppository device external assembling sketch map of medical guiding wire.
Fig. 2 is that the embodiment of the invention can be by the built-in assembling sketch map of contraceptive air bag suppository device of medical guiding wire.
Fig. 3 is that the embodiment of the invention can not be by the contraceptive air bag suppository device external assembling sketch map of medical guiding wire.
Fig. 4 is that the embodiment of the invention can not be by the built-in assembling sketch map of contraceptive air bag suppository device of medical guiding wire.
Fig. 5 is that the embodiment of the invention uses simple and easy delivery device installation not assemble sketch map by the contraceptive air bag suppository device external of medical guiding wire.
Fig. 6 is that the embodiment of the invention uses simple and easy delivery device that the built-in assembling sketch map of contraceptive air bag suppository device that can not pass through medical guiding wire is installed.
Fig. 7 is the structural representation of the specifically labelled contraceptive air bag suppository delivery device of embodiment of the invention band X-ray.
Fig. 8 is that the embodiment of the invention is not with the structural representation of the specifically labelled contraceptive air bag suppository delivery device of X-ray.
Fig. 9 is the structural representation that the embodiment of the invention can be passed through the contraceptive air bag suppository of medical guiding wire.
Figure 10 is the structural representation that the embodiment of the invention can be passed through the contraceptive air bag suppository of medical guiding wire.
Figure 11 is the structural representation that the embodiment of the invention can be passed through the contraceptive air bag suppository of medical guiding wire.
Figure 12 is the structural representation that the embodiment of the invention can be passed through the contraceptive air bag suppository of medical guiding wire.
Figure 13 is the structural representation that the embodiment of the invention can not be passed through the contraceptive air bag suppository of medical guiding wire.
Figure 14 is the structural representation that the embodiment of the invention can not be passed through the contraceptive air bag suppository of medical guiding wire.
Figure 15 is the structural representation that the embodiment of the invention can not be passed through the contraceptive air bag suppository of medical guiding wire.
Figure 16 is the structural representation that the embodiment of the invention can not be passed through the contraceptive air bag suppository of medical guiding wire.
Figure 17 is the structural representation that the embodiment of the invention can not be passed through the contraceptive air bag suppository of medical guiding wire.
Fundamental diagram when Figure 18 is the inflation of the contraceptive air bag suppository that the embodiment of the invention can not be by medical guiding wire.
Figure 19 is an embodiment of the invention Nodus Nelumbinis Rhizomatis shape contraceptive air bag suppository.
Figure 20 is an embodiment of the invention dumb-bell shape contraceptive air bag suppository.
Figure 21 is an embodiment of the invention eggshell shape contraceptive air bag suppository.
Figure 22 is the spherical contraceptive air bag suppository of the embodiment of the invention.
Fundamental diagram when Figure 23 is the inflation of the contraceptive air bag suppository that the embodiment of the invention can be by medical guiding wire.
Figure 24 is the fundamental diagram of embodiment of the invention contraceptive air bag suppository device when implant into body.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is described in further detail:
Embodiment 1: can be by the contraceptive air bag suppository and the delivery device thereof of seal wire
Utilize mould and other instrument to carry out guide head 4 respectively, valve core bar 5 and air bag shell 6, by bonding agent or dead ring 7 these three parts are assembled into contraceptive air bag suppository 1, air bag shell 6 coats valve core bar 5, forming hermetically-sealed construction between air bag shell 6 and valve core bar 5 is air bag, guide head 4 is at the front end of contraceptive air bag suppository 1, link formed rounding off before the afterbody of guide head 4 was coating valve core bar 5 and air bag shell 6, guide head 4 band centre bores, syringe 10 on the delivery device passes valve core bar 5 back centre bores with guide head 4 and communicates, the centre bore of sheath 9 in making, the centre bore of ventilation switch 12, the centre bore of syringe 10, the centre bore of guide head 4 forms central through hole 19, can allow medical guiding wire 3 by (Fig. 9).With metal dead ring 7 during as sealing fastener, specifically labelled effect in the time of can also playing x light in contraceptive air bag suppository 1 rear and front end and get involved.Also can be located at guide head 4 on the valve core bar 5 and make one (Figure 10) with valve core bar 5, or being integral of the link making (Figure 11) of guide head 4, valve core bar 5, air bag shell 6, or guide head 4, valve core bar 5 and air bag shell 6 are made a global facility, (Figure 12) no dead ring 7.
Utilize mould and other instrument to carry out epitheca 8 respectively, interior sheath 9, handle 11, customized or select suitable syringe 10, handle 11, ventilation switch 12, connection tube 13, Pressure gauge 14, syringe or force (forcing) pump 15 for use, be assembled into delivery device 2 by bonding agent or connector.Interior sheath 9 is sleeved in the endoporus of epitheca 8, can move back and forth along central axis; Syringe or force (forcing) pump 15, Pressure gauge 14 communicate by the centre bore of connection tube 13, ventilation switch 12 and interior sheath 9; On the sheath 9, the centre bore of the centre bore of syringe 10 and interior sheath 9 communicated, and can move back and forth along central axis with interior sheath 9 in syringe 10 was installed in.External and built-in two kinds of delivery devices are arranged, and the epitheca 8 of external delivery device is thinner, and the epitheca 8 of built-in delivery device is thicker, and structural principle is identical.
Contraceptive air bag suppository 1 is assembled on the delivery device 2, external and built-in two kinds of assembling modes are arranged.The epitheca 8 of delivery device 2 does not cover the guide head 4 and the air bag shell 6 of contraceptive air bag suppository 1, the air bag shell 6 of contraceptive air bag suppository 1 is exposed to the front end of the epitheca 8 of delivery device 2, only the afterbody of the valve core bar 5 of contraceptive air bag suppository 1 is the external assembling between the epitheca 8 of delivery device and interior sheath 9 (Fig. 1).The epitheca 8 of delivery device 2 covers the air bag shell 6 of contraceptive air bag suppository 1, do not cover guide head 4, the air bag shell 6 of contraceptive air bag suppository 1 is between the epitheca 8 and interior sheath 9 of delivery device 2, and only the guide head 4 of contraceptive air bag suppository 1 is exposed to delivery device 2 outer (Fig. 2), is built-in assembling.Identical structural principle is arranged during assembling: the syringe 10 on the contraceptive air bag suppository delivery device 2 passes valve core bar 5 back centre bores with guide head 4 and is connected, the centre bore of the centre bore of the centre bore of sheath 9, ventilation switch 12, syringe 10, the centre bore of guide head 4 form through hole in making, and can allow seal wire 3 pass through.
When contraceptive air bag suppository 1 external is installed in delivery device 2, can use metal dust as X-ray telltale mark 16 in the endosexine of air bag shell 6, or on valve core bar 5, be provided with X-ray telltale mark 16, cooperate not contraceptive air bag suppository delivery device 2 (Fig. 8) with X-ray telltale mark 16; Or on contraceptive air bag suppository delivery device 2, be provided with X-ray telltale mark 16 (Fig. 7).Auxiliary or the x light interventional procedure with hysteroscope, earlier medical guiding wire 3 is put into fallopian tube, the delivery device 2 that to lay contraceptive air bag suppository 1 then under the guiding of medical guiding wire 3 imports, contraceptive air bag suppository 1 is placed on the position that will stop up, at oviducal matter portion or isthmus, takes out medical guiding wire more usually, then, sheath 9 retreats syringe 10 in pulling back, and the head of syringe 10 moves back behind the early gate of valve core bar 5, but still in valve core bar 5; Regulate the switch on the ventilation switch 12, making the centre bore, air bag shell 6 of syringe or force (forcing) pump 15, Pressure gauge 14, connection tube 13, interior sheath 9, syringe 10 is that air bag communicates with hermetically-sealed construction between the valve core bar 5, by syringe or force (forcing) pump 15 to air bag injected gas or liquid, make airbag inflation, air bag shell 6 is close to the fallopian tube inwall, reach and stop up oviducal purpose fully, thereby reach the purpose of contraception.Sheath 9 withdraws from the valve core bar 5 syringe 10 fully in pulling back at last, pulls back epitheca 8 and takes out delivery device 2.When needing fallopian tube reconstruction,, take out or extract gas or liquid in the air bag earlier out, reduce the pressure of air bag, make deflated balloon, then taking-up with custom-designed extractor with special clip at scope guiding or X-ray interventional technique.
Contraceptive air bag suppository 1 is built-in when being installed in delivery device 2, contraceptive air bag suppository 1 is identical when implanting with removing method with external, just make airbag inflation to air bag injected gas or liquid, make air bag shell 6 be close to the fallopian tube inwall and need withdraw from epitheca 8 earlier before, air bag shell 6 is exposed fully so that airbag inflation.
Embodiment 2: can not be by the contraceptive air bag suppository and the delivery device thereof of medical guiding wire.
Utilize mould and other instrument to carry out guide head 4, valve core bar 5 and air bag shell 6 respectively, by bonding agent or dead ring 7 these three parts are assembled into contraceptive air bag suppository 1 (Figure 13), air bag shell 6 coats valve core bar 5, forming hermetically-sealed construction between air bag shell 6 and valve core bar 5 is air bag, guide head 4 is at the front end of contraceptive air bag suppository 1, the afterbody of guide head 4 is coating valve core bar 5 and air bag shell 6 preceding links, forms rounding off.The centre bore of sheath 9, ventilation switch 12, syringe 10 was connected in syringe 10 on the delivery device passed and makes behind the valve core bar 5, and and air bag shell 6 be that air bag communicates with hermetically-sealed construction between the valve core bar 5.With the metal dead ring during as sealing member, specifically labelled effect in the time of can also playing x light in contraceptive air bag suppository 1 rear and front end and get involved.Also guide head 4 and valve core bar 5 can be made a global facility (Figure 14), or guide head 4, valve core bar 5 and air bag shell 6 one ends are made a global facility (Figure 15), or guide head 4, valve core bar 5 and air bag shell 6 are made a global facility (Figure 16), no dead ring 7.
Also can make a global facility to guide head 4, valve core bar 5 and air bag shell 6 in the making, no dead ring 7, valve core bar 5 afterbody (Figure 17) outside air bag shell 6, it is back with the built-in implantation of simple delivery device to be fit to external inflation.Can also be provided with seal wire 20 in guide head 4 ends, as X-ray telltale mark 16 (Figure 18), the direction of arrow is air-flow or flow of liquid Inbound with metal dust in the endosexine of air bag shell 6.
Utilize mould and other instrument to carry out epitheca 8 respectively, interior sheath 9, handle 11, customized or select suitable syringe 10, handle 11, ventilation switch 12, connection tube 13, Pressure gauge 14, syringe or force (forcing) pump 15 for use, be assembled into delivery device 2 by bonding agent or connector.Interior sheath 9 is installed in the endoporus of epitheca 8 and can moves back and forth along central axis; Syringe or force (forcing) pump 15, Pressure gauge 14 communicate by the centre bore of connection tube 13, ventilation switch 12 and interior sheath 9; On the sheath 9, the centre bore of the centre bore of syringe 10 and interior sheath 9 communicated, and can move back and forth along central axis with interior sheath 9 in syringe 10 was installed in.External and built-in two kinds of delivery devices are arranged, and the epitheca 8 of external delivery device is thinner, and the epitheca 8 of built-in fallopian tube air bag suppository delivery device is thicker, and structural principle is identical.
Contraceptive air bag suppository 1 is assembled on the delivery device 2, external and built-in two kinds of assembling modes are arranged.The epitheca 8 of delivery device 2 does not cover the guide head 4 and the air bag shell 6 of contraceptive air bag suppository 1, the air bag shell 6 of contraceptive air bag suppository 1 is exposed to the front end of the epitheca 8 of delivery device 2, only the afterbody of the valve core bar 5 of contraceptive air bag suppository 1 is the external assembling between the epitheca 8 of delivery device 2 and interior sheath 9 (Fig. 3); The epitheca of delivery device 2 covers the air bag shell 6 of contraceptive air bag suppository 1, do not cover guide head 4, the air bag shell 6 of contraceptive air bag suppository 1 is between the epitheca 8 and interior sheath 9 of delivery device 2, and only the guide head 4 of contraceptive air bag suppository 1 is exposed to the epitheca 8 outer (Fig. 4) of delivery device 2, is built-in assembling.Identical structural principle is arranged: after the syringe 10 on the delivery device 2 passes valve core bar 5 during assembling, the centre bore of centre bore, the syringe 10 of the centre bore of sheath 9, ventilation switch 12 and air bag shell 6 are that air bag communicates with hermetically-sealed construction between the valve core bar 5 in making, can pass through syringe or force (forcing) pump 15 to inner injected gas of air bag or liquid, make airbag inflation.
The external assembling mode can use simple and easy delivery device 2, adopts syringe to inner injected gas of air bag or liquid (Fig. 5).Built-in assembling mode also can use simple and easy delivery device 2, adopts syringe to inner injected gas of air bag or liquid (Fig. 6).
When contraceptive air bag suppository 1 external is installed in delivery device 2 implantation, auxiliary or the x light interventional procedure with hysteroscope, the delivery device 2 of front end having been installed contraceptive air bag suppository 1 is put into fallopian tube earlier, make contraceptive air bag suppository 1 be placed on the position that to stop up, usually at oviducal matter portion or isthmus, regulate the switch on the ventilation switch 12 then, make syringe or force (forcing) pump 15, Pressure gauge 14, connection tube 13, interior sheath 9, the centre bore of syringe 10, air bag shell 6 is that air bag communicates with hermetically-sealed construction between the valve core bar 5, by syringe or force (forcing) pump 15 to inner injected gas of air bag or liquid, make airbag inflation, air bag shell 6 is close to the fallopian tube inwall, reach and stop up oviducal purpose fully, thereby reach the purpose of contraception.Sheath 9 withdraws from the valve core bar 5 syringe 10 fully in pulling back at last, pulls back epitheca 8 and takes out delivery device 2.When needing fallopian tube reconstruction,, take out or extract gas or liquid in the air bag earlier out, reduce the pressure of air bag, make deflated balloon, then taking-up with custom-designed extractor with special clip at scope guiding or X-ray interventional technique.
Contraceptive air bag suppository 1 is built-in when being installed in delivery device 2, contraceptive air bag suppository 1 is identical when implanting with removing method with external, just to air bag injected gas or liquid, make airbag inflation, air bag shell 6 need withdraw from epitheca 8 earlier before being close to the fallopian tube inwall, and air bag shell 6 is exposed fully so that airbag inflation.
Contraceptive air bag suppository 1 can adopt Nodus Nelumbinis Rhizomatis shape (Figure 19), dumb-bell shape (Figure 20), eggshell shape (Figure 21), spherical (Figure 22) profile.
Claims (7)
1, a kind of contraceptive air bag suppository device, include air bag shell (6), valve (17), it is characterized in that: air bag shell (6) inside is provided with the valve core bar (5) of its coating or part coating, valve core bar (5) is provided with described valve (17), valve core bar (5) is gone up and to be offered passage (18) on the airtight part of described valve (17), and the passage (18) on the described valve core bar (5) is covered by in the air bag shell (6).
2, contraceptive air bag suppository device according to claim 1 is characterized in that: air bag shell (6) is provided with guide head (4) with the preceding junction point of valve core bar (5).
3, contraceptive air bag suppository device according to claim 1 is characterized in that: air bag shell (6) is connected by dead ring (7) or with adhesive is airtight with valve core bar (5).
4, contraceptive air bag suppository device according to claim 2 is characterized in that: guide head (4) is located at that valve core bar (5) is gone up and valve core bar (5) is integral, or the link of guide head (4), valve core bar (5), air bag shell (6) is an one.
5, contraceptive air bag suppository device according to claim 2 is characterized in that: described guide head (4) is cone-shaped for apicule, which is provided with central through hole (19), and guide head (4) is provided with X-ray telltale mark (16).
6, contraceptive air bag suppository device according to claim 1 is characterized in that: be provided with X-ray telltale mark (16) on the endosexine of air bag shell (6) and/or valve core bar (5).
7, contraceptive air bag suppository device according to claim 2 is characterized in that: guide head (4) end is provided with seal wire (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001175491A CN1137668C (en) | 2000-11-01 | 2000-11-01 | Contraceptive air bag suppository |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001175491A CN1137668C (en) | 2000-11-01 | 2000-11-01 | Contraceptive air bag suppository |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1288714A CN1288714A (en) | 2001-03-28 |
| CN1137668C true CN1137668C (en) | 2004-02-11 |
Family
ID=4586910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001175491A Expired - Lifetime CN1137668C (en) | 2000-11-01 | 2000-11-01 | Contraceptive air bag suppository |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1137668C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101569578B (en) * | 2009-06-03 | 2010-12-08 | 王怀鹏 | Reducible uterine tube umbrella mouth implanted type combined birth control device |
| CN101489507B (en) * | 2006-06-14 | 2012-04-18 | 派司公司 | Diaphragm having a polymeric spring member with non-uniform bending characteristics |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2881046A1 (en) * | 2005-01-25 | 2006-07-28 | 7 Med Ind Sa | Manufacturing method for a hormonal contraceptive tube in which a membrane reservoir is inserted in a holding tube, the reservoir is filled by injection, one end sealed, further filled and then the product polymerized |
| CN102871788B (en) * | 2012-09-28 | 2015-01-21 | 王天奇 | Inflatable lumen plug |
| CN104887383B (en) * | 2015-06-14 | 2017-12-05 | 汪风珍 | Balloon contraception |
| CN106821470A (en) * | 2017-03-27 | 2017-06-13 | 江卫泽 | A kind of paracentesis trocar and puncture rotation take device |
-
2000
- 2000-11-01 CN CNB001175491A patent/CN1137668C/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101489507B (en) * | 2006-06-14 | 2012-04-18 | 派司公司 | Diaphragm having a polymeric spring member with non-uniform bending characteristics |
| CN101569578B (en) * | 2009-06-03 | 2010-12-08 | 王怀鹏 | Reducible uterine tube umbrella mouth implanted type combined birth control device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1288714A (en) | 2001-03-28 |
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Owner name: GUANGDONG DICK MEDICAL DEVICES CO., LTD. Free format text: FORMER OWNER: ZHOU XING Effective date: 20040827 |
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Effective date of registration: 20040827 Address after: 510663 Guangzhou international business incubator A, Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong province A601 Patentee after: Guangzhou Dike Medical Equipment Co., Ltd. Address before: 510060 room 12, building 19, 601 martyrs South Road, Guangdong, Guangzhou Patentee before: Zhou Xing |
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Granted publication date: 20040211 |
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