CN103932763A - Fallopian tube recanalization assembly - Google Patents
Fallopian tube recanalization assembly Download PDFInfo
- Publication number
- CN103932763A CN103932763A CN201310022281.6A CN201310022281A CN103932763A CN 103932763 A CN103932763 A CN 103932763A CN 201310022281 A CN201310022281 A CN 201310022281A CN 103932763 A CN103932763 A CN 103932763A
- Authority
- CN
- China
- Prior art keywords
- cavity
- catheter
- fallopian tube
- double
- sacculus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/42—Gynaecological or obstetrical instruments or methods
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/42—Gynaecological or obstetrical instruments or methods
- A61B2017/4233—Operations on Fallopian tubes, e.g. sterilization
Abstract
The invention relates to instruments and apparatuses for the gynaecology and obstetrics department, in particular to a fallopian tube recanalization assembly. The fallopian tube recanalization assembly comprises a dual-cavity sacculus catheter and a guide wire, wherein the dual-cavity sacculus catheter is provided with a sacculus cavity and a guide wire cavity. A deflection sacculus is arranged at the front portion of the dual-cavity sacculus catheter. The top end of the dual-cavity sacculus catheter is in a smooth arc shape. Three holes are formed in the front end of the dual-cavity sacculus catheter, and the three holes include a guide wire through hole in the top end, and a first liquid outlet and a second liquid outlet which are symmetrically distributed in the two sides. The tail end of the dual-cavity sacculus catheter is forked into a sacculus cavity tail section and a guide wire cavity tail section. A check valve is fixedly connected with the tail end of the sacculus cavity tail section, and a guide wire is a straight-head guide wire. According to the fallopian tube recanalization assembly, the liquid outlets are formed in the two sides, and therefore positioning is accurate during operations; the straight-head guide wire can smoothly enter the fallopian tube during operations, and therefore the pain degree of a patient and damage to the uterine cavity are reduced; an eccentric air bag is used in cooperation with the liquid outlets in the two sides, the length of the guide wire is accurately controlled, and therefore operability can be better achieved during operations, operation time is shortened to 0.3 hour to 0.5 hour compared with traditional operation time of 1 hour to 1.5 hours, and the operation success rate is greatly increased to 85%.
Description
Technical field
The present invention relates to a kind of gynaecological and obstetrical instrument, particularly a kind of fallopian tube recanalization assembly.
Background technology
Along with social development, the sickness rate of infertility increases year by year, and fallopian tube factor shared ratio in female acyesis is the highest, accounts for 35%.Miscarriage, uterine cavity and pelvic inflammation often cause salpingemphraxis.Therefore become the important method of its treatment as noninvasive fallopian tube Interventional Salpingography.Mainly contain in the market the Gooseneck type integrated tubal re-through device of oviduct dredging suit that COOK company of the U.S. provides and domestic Nanjing company of Wicresoft.The former siphunculus is again made up of pig tail catheter head and uterine neck suction cup, and seal wire is difficult to search out bight, palace fallopian tube opening after entering uterine cavity, and seal wire is detected easy damage inner membrane of uterine cavity repeatedly; Although the latter has taked eccentric balloon technology, but because air bag portion and catheter tip distance is fixing, and patient's uterine cavity degree of depth individual variation is larger, therefore in practical operation seal wire to enter the probability of bight, palace fallopian tube opening still less, and head end adopts harder leaded plastic material single hole conical design more easily to increase the weight of the damage of inner membrane of uterine cavity.
Moreover, above-mentioned two kinds of dredging conduit head ends all adopt single hole design, in the time that being placed in bight, palace, conduit head end is unfavorable for that contrast agent enters uterine cavity and observes bight, palace situation, and catheter shaft has all adopted the plastic material that hardness is higher, cause putting while pipe because of palace body and cervical canal angle problem difficult intubation, even if insert by force the pain degree and the uterine cavity damage that have also increased the weight of patient.Greatly extend because the existence of above-mentioned shortcoming causes operating time, patient and intervention doctor accept the ionizing radiation (often every intervention dredging art needs 1～1.5 hour) of long period, and success rate of operation declines.In sum, two kinds of main fallopian tube recanalization apparatus structure complexity in the market, complex operation, it is expensive that (external every cover is about 4000 yuan of left and right, and domestic every dredging pipe also reaches 1000 yuan of left and right), efficiency is lower, is difficult to universal in department of obstetrics and gynecology intervention field.
China's utility model name is called Gooseneck type integrated tubal re-through device, and the patent No. is 02264781.3, discloses a kind of medical fallopian tube recanalization, is made up of etc. catheter with double-cavity saccule, seal wire and handle.But the seal wire of this patent is barb shape, the seal wire of barb shape in the time entering human vas owing to can anti-hemostatic tube being punctured but effect is better, but input when fallopian tube in the time probeing into from uterine cavity phase isthmus of uterine tube, because barb shape causes easily forming a circular arc, be difficult to visit isthmus of uterine tube entrance.Meanwhile, the material of whole re-through device is rigid plastics, has part soft materials in front portion, there is certain radian in uterus due to most women in the time performing the operation, therefore the vertical re-through device of hard, will strengthen operating difficulty, also cause patient more painful; In addition the re-through device of this patent designs for single hole, probe into isthmus of uterine tube time, owing to being single hole, contrast agent is difficult to enter uterine cavity and shows bight, palace situation, is therefore unfavorable for the accurate location in operation.
Summary of the invention
The object of the invention is to solve above-mentioned deficiency a kind of fallopian tube recanalization assembly is provided.
The technical scheme that realizes the object of the invention is: a kind of fallopian tube recanalization assembly, comprise catheter with double-cavity saccule and the seal wire of balloon cavity and guidewire lumen, catheter with double-cavity saccule front portion is provided with deflection sacculus, described catheter with double-cavity saccule top is smooth circular arc, catheter with double-cavity saccule front end has three holes, is respectively seal wire through hole and symmetrical the first liquid outlet and second liquid outlet of sidepiece on top; Terminal part jag is balloon cavity rear and guidewire lumen rear, and the end of described balloon cavity rear is fixedly connected with check valve, and described seal wire is straight peen seal wire.
Above-mentioned fallopian tube recanalization assembly, the diameter of the end cavity of described guidewire lumen rear mates with the needle holder external diameter of universal syringe.
Above-mentioned fallopian tube recanalization assembly, the diameter of the end cavity of described guidewire lumen rear is greater than universal syringe needle holder external diameter, and the end of guidewire lumen rear is fixedly connected with one can be so that seal wire therefrom penetrates and the device that can mate with universal syringe needle holder external diameter.
Above-mentioned fallopian tube recanalization assembly, the device that the end of described guidewire lumen rear is fixedly connected with is a hollow rigid plastics joint, its internal diameter mates with universal syringe needle holder external diameter.
Above-mentioned fallopian tube recanalization assembly, the device that the end of described guidewire lumen rear is fixedly connected with is check valve and is plugged on hollow rigid plastics guiding on check valve.
Above-mentioned fallopian tube recanalization assembly, described seal wire diameter is 0.035 inch, length is 45 centimetres.
Above-mentioned fallopian tube recanalization assembly, described catheter with double-cavity saccule top to the length on the liquid outlet top of sidepiece is 0.5 centimetre; Catheter with double-cavity saccule top to the length of being partial to balloon tip is 0.5 ~ 1.5 centimetre; Catheter with double-cavity saccule top is 29.5 ~ 30.5 centimetres to the length of slit port, and the length of guidewire lumen rear is 2 centimetres; The aperture of described seal wire through hole is 1.0 ~ 1.3 millimeters.
Above-mentioned fallopian tube recanalization assembly, described catheter with double-cavity saccule top to the length of being partial to balloon tip is 0.5 centimetre or 1.0 centimetres or 1.5 centimetres.
Above-mentioned fallopian tube recanalization assembly, described catheter with double-cavity saccule entire body is natural emulsion material.
In the present invention, conduit entire body adopts natural emulsion material, utilizes flexibility solution intubate Middle Palace body of material and difficult intubation and the damage that cervix uteri angle problem is brought; Conduit head end adopt three hole circle arcs designs ensured inner membrane of uterine cavity put in pipe process injury-free, top thread eye is for dredging passing through of short-length guidewires and microtubular, two side holes effectively ensures that contrast agent enters the interior situation of observation uterine cavity in uterine cavity, and catheter tip still adopts deflection air bag to carry out conduit head end angle and adjusts; Catheter length shortens, effectively improve in art, get involved doctor use short-length guidewires (45cm straight peen seal wire) thus time hold the risk that the resistance sense of seal wire head end reduces the perforation of art median oviduct or tears; Catheter tail adopts two individual event valves, is respectively deflection air bag valve and guidewire lumen individual event valve; Or another is syringe corollary apparatus for check valve.Guidewire lumen individual event valve both can be introduced seal wire by guiding, also can inject contrast agent, thus the structure of simplifying catheter.Moreover according to the difference of patient's uterine cavity degree of depth, conduit deflection air bag is carried out to typing to the size of conduit distance from top, effectively improve through conduit introducing seal wire and enter oviducal probability, thereby success rate of operation is provided.
The present invention has positive effect: (1) has sidepiece liquid outlet, accurate positioning in operation; (2) adopt straight peen seal wire, in operation, can more smooth and easyly enter fallopian tube, reduce patient's pain degree and the damage to uterine cavity; (3) the accurate control of the length of being used in conjunction with of eccentric balloon and sidepiece, and seal wire, is that operation has more operability, has shortened the time of operation, shortens to 0.3 ~ 0.5 hour, and greatly improved success rate of operation from traditional 1 ~ 1.5 hour, reaches 85%.
Brief description of the drawings
For content of the present invention is more easily expressly understood, according to specific embodiment also by reference to the accompanying drawings, the present invention is further detailed explanation, wherein below
Fig. 1 is the structural representation of the first catheter with double-cavity saccule embodiment of the present invention; Fig. 2 is the structural representation of the second catheter with double-cavity saccule embodiment of the present invention; Fig. 3 is the structural representation of the third catheter with double-cavity saccule embodiment of the present invention; Fig. 4 is the structural representation of seal wire of the present invention.
Wherein: 1 catheter with double-cavity saccule; 2 seal wires; 3 deflection sacculus; 4 seal wire through holes; 5 first liquid outlets; 6 second liquid outlets; 7 balloon cavity rears; 8 guidewire lumen rears.
Detailed description of the invention
(embodiment 1)
See Fig. 1 and Fig. 4, the present invention has a kind of fallopian tube recanalization assembly, comprise catheter with double-cavity saccule 1 and the seal wire 2 of balloon cavity and guidewire lumen, catheter with double-cavity saccule 1 front portion is provided with deflection sacculus 3, catheter with double-cavity saccule 1 top is smooth circular arc, catheter with double-cavity saccule 1 front end has three holes, is respectively seal wire through hole 4 and symmetrical the first liquid outlet 5 and second liquid outlet 6 of sidepiece on top; Terminal part jag is balloon cavity rear 7 and guidewire lumen rear 8, and the end of balloon cavity rear 7 is fixedly connected with check valve, and seal wire 2 is straight peen seal wire, and the diameter of the end cavity of guidewire lumen rear 8 mates with the needle holder external diameter of universal syringe.
The diameter of seal wire 2 is 0.035 inch, and length is 45 centimetres; Catheter with double-cavity saccule 1 top to the length on the liquid outlet top of sidepiece is 0.5 centimetre; Catheter with double-cavity saccule 1 top to the length of being partial to sacculus 3 tops is 0.5 centimetre; Catheter with double-cavity saccule 1 top is 29.5 centimetres to the length of slit port, and the length of guidewire lumen rear 8 is 2 centimetres; The aperture of seal wire through hole 4 is 1.10 millimeters.Catheter with double-cavity saccule 1 entire body is natural emulsion material.
(embodiment 2)
See Fig. 2 and Fig. 4, the present invention has a kind of fallopian tube recanalization assembly, comprise catheter with double-cavity saccule 1 and the seal wire 2 of balloon cavity and guidewire lumen, catheter with double-cavity saccule 1 front portion is provided with deflection sacculus 3, catheter with double-cavity saccule 1 top is smooth circular arc, catheter with double-cavity saccule 1 front end has three holes, is respectively seal wire through hole 4 and symmetrical the first liquid outlet 5 and second liquid outlet 6 of sidepiece on top; Terminal part jag is balloon cavity rear 7 and guidewire lumen rear 8, the end of balloon cavity rear 7 is fixedly connected with check valve, seal wire 2 is straight peen seal wire, and the device that the end of guidewire lumen rear 8 is fixedly connected with is a hollow rigid plastics joint, and its internal diameter mates with universal syringe needle holder external diameter.
The diameter of seal wire 2 is 0.035 inch, and length is 45 centimetres; Catheter with double-cavity saccule 1 top to the length on the liquid outlet top of sidepiece is 0.5 centimetre; Catheter with double-cavity saccule 1 top to the length of being partial to sacculus 3 tops is 1.0 centimetres; Catheter with double-cavity saccule 1 top is 30 centimetres to the length of slit port, and the length of guidewire lumen rear 8 is 2 centimetres; The aperture of seal wire through hole 4 is 1.27 millimeters.Catheter with double-cavity saccule 1 entire body is natural emulsion material.
(embodiment 3)
See Fig. 3 and Fig. 4, the present invention has a kind of fallopian tube recanalization assembly, comprise catheter with double-cavity saccule 1 and the seal wire 2 of balloon cavity and guidewire lumen, catheter with double-cavity saccule 1 front portion is provided with deflection sacculus 3, catheter with double-cavity saccule 1 top is smooth circular arc, catheter with double-cavity saccule 1 front end has three holes, is respectively seal wire through hole 4 and symmetrical the first liquid outlet 5 and second liquid outlet 6 of sidepiece on top; Terminal part jag is balloon cavity rear 7 and guidewire lumen rear 8, the end of balloon cavity rear 7 is fixedly connected with check valve, seal wire 2 is straight peen seal wire, and the device that the end of guidewire lumen rear 8 is fixedly connected with is check valve and is plugged on hollow rigid plastics guiding on check valve.
The diameter of seal wire 2 is 0.035 inch, and length is 45 centimetres; Catheter with double-cavity saccule 1 top to the length on the liquid outlet top of sidepiece is 0.5 centimetre; Catheter with double-cavity saccule 1 top to the length of being partial to sacculus 3 tops is 1.5 centimetres; Catheter with double-cavity saccule 1 top is 30.5 centimetres to the length of slit port, and the length of guidewire lumen rear 8 is 2 centimetres; The aperture of seal wire through hole 4 is 1.3 millimeters.Catheter with double-cavity saccule 1 entire body is natural emulsion material.
Above-described specific embodiment; object of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. a fallopian tube recanalization assembly, comprise catheter with double-cavity saccule (1) and the seal wire (2) of balloon cavity and guidewire lumen, catheter with double-cavity saccule (1) front portion is provided with deflection sacculus (3), it is characterized in that: described catheter with double-cavity saccule (1) top is smooth circular arc, catheter with double-cavity saccule (1) front end has three holes, is respectively seal wire through hole (4) and symmetrical the first liquid outlet (5) and second liquid outlet (6) of sidepiece on top; Terminal part jag is balloon cavity rear (7) and guidewire lumen rear (8), and the end of described balloon cavity rear (7) is fixedly connected with check valve, and described seal wire (2) is straight peen seal wire.
2. fallopian tube recanalization assembly according to claim 1, is characterized in that: the diameter of the end cavity of described guidewire lumen rear (8) mates with the needle holder external diameter of universal syringe.
3. fallopian tube recanalization assembly according to claim 1, it is characterized in that: the diameter of the end cavity of described guidewire lumen rear (8) is greater than universal syringe needle holder external diameter, the end of guidewire lumen rear (8) is fixedly connected with one can be so that seal wire therefrom penetrates and the device that can mate with universal syringe needle holder external diameter.
4. fallopian tube recanalization assembly according to claim 3, is characterized in that: the device that the end of described guidewire lumen rear (8) is fixedly connected with is a hollow rigid plastics joint, and its internal diameter mates with universal syringe needle holder external diameter.
5. fallopian tube recanalization assembly according to claim 3, is characterized in that: the device that the end of described guidewire lumen rear (8) is fixedly connected with is check valve and is plugged on hollow rigid plastics guiding on check valve.
6. fallopian tube recanalization assembly according to claim 1, is characterized in that: the diameter of described seal wire (2) is 0.035 inch, and length is 45 centimetres.
7. fallopian tube recanalization assembly according to claim 1, is characterized in that: described catheter with double-cavity saccule (1) top to the length on the liquid outlet top of sidepiece is 0.5 centimetre; Catheter with double-cavity saccule (1) top to the length of being partial to sacculus (3) top is 0.5 ~ 1.5 centimetre; Catheter with double-cavity saccule (1) top is 29.5 ~ 30.5 centimetres to the length of slit port, and the length of guidewire lumen rear (8) is 2 centimetres; The aperture of described seal wire through hole (4) is 1.0 ~ 1.3 millimeters.
8. fallopian tube recanalization assembly according to claim 1, is characterized in that: described catheter with double-cavity saccule (1) top to the length of being partial to sacculus (3) top is 0.5 centimetre or 1.0 centimetres or 1.5 centimetres.
9. fallopian tube recanalization assembly according to claim 1, is characterized in that: described catheter with double-cavity saccule (1) entire body is natural emulsion material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310022281.6A CN103932763A (en) | 2013-01-22 | 2013-01-22 | Fallopian tube recanalization assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310022281.6A CN103932763A (en) | 2013-01-22 | 2013-01-22 | Fallopian tube recanalization assembly |
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| CN103932763A true CN103932763A (en) | 2014-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201310022281.6A Pending CN103932763A (en) | 2013-01-22 | 2013-01-22 | Fallopian tube recanalization assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105854157A (en) * | 2016-03-25 | 2016-08-17 | 刘建强 | Guide wire super-selective balloon catheter |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6080129A (en) * | 1996-12-23 | 2000-06-27 | Conceptus, Inc. | Method and apparatus for performing hysterosalpingography |
| US6485410B1 (en) * | 1998-11-04 | 2002-11-26 | Synergyn Technologies, Inc. | Hysteroscope port and methods |
| CN2527234Y (en) * | 2002-01-28 | 2002-12-25 | 李耘天 | Gynaecological or obstetrical medicinal perfusate and tube for hysterosalpingography |
| CN2623179Y (en) * | 2003-06-20 | 2004-07-07 | 刘启榆 | Recanalization apparatus for fallopian tube |
| CN2812967Y (en) * | 2005-07-28 | 2006-09-06 | 广东药学院附属第一医院 | Air bag catheter for salpingographic rethrough |
| CN2838652Y (en) * | 2005-10-25 | 2006-11-22 | 提秀丽 | Salpingograph |
| US20080097468A1 (en) * | 2006-10-18 | 2008-04-24 | Adams Ronald D | Systems for performing gynecological procedures with closed visualization lumen |
| CN201164657Y (en) * | 2008-03-14 | 2008-12-17 | 张敏 | Liquid delivering device for gynecology |
| WO2010036721A2 (en) * | 2008-09-24 | 2010-04-01 | Interlace Medical, Inc. | Systems, methods and devices for using a flowable medium for distending a hollow organ |
| CN201537123U (en) * | 2009-08-05 | 2010-08-04 | 张付民 | Uterine tubal medical machine |
| CN201791224U (en) * | 2010-09-21 | 2011-04-13 | 北京微创介入医疗装备有限公司 | Salpingography dredge conduit device |
| CN203138640U (en) * | 2013-01-22 | 2013-08-21 | 徐中华 | Recanalization assembly for fallopian tube |
-
2013
- 2013-01-22 CN CN201310022281.6A patent/CN103932763A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6080129A (en) * | 1996-12-23 | 2000-06-27 | Conceptus, Inc. | Method and apparatus for performing hysterosalpingography |
| US6485410B1 (en) * | 1998-11-04 | 2002-11-26 | Synergyn Technologies, Inc. | Hysteroscope port and methods |
| CN2527234Y (en) * | 2002-01-28 | 2002-12-25 | 李耘天 | Gynaecological or obstetrical medicinal perfusate and tube for hysterosalpingography |
| CN2623179Y (en) * | 2003-06-20 | 2004-07-07 | 刘启榆 | Recanalization apparatus for fallopian tube |
| CN2812967Y (en) * | 2005-07-28 | 2006-09-06 | 广东药学院附属第一医院 | Air bag catheter for salpingographic rethrough |
| CN2838652Y (en) * | 2005-10-25 | 2006-11-22 | 提秀丽 | Salpingograph |
| US20080097468A1 (en) * | 2006-10-18 | 2008-04-24 | Adams Ronald D | Systems for performing gynecological procedures with closed visualization lumen |
| CN201164657Y (en) * | 2008-03-14 | 2008-12-17 | 张敏 | Liquid delivering device for gynecology |
| WO2010036721A2 (en) * | 2008-09-24 | 2010-04-01 | Interlace Medical, Inc. | Systems, methods and devices for using a flowable medium for distending a hollow organ |
| CN201537123U (en) * | 2009-08-05 | 2010-08-04 | 张付民 | Uterine tubal medical machine |
| CN201791224U (en) * | 2010-09-21 | 2011-04-13 | 北京微创介入医疗装备有限公司 | Salpingography dredge conduit device |
| CN203138640U (en) * | 2013-01-22 | 2013-08-21 | 徐中华 | Recanalization assembly for fallopian tube |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105854157A (en) * | 2016-03-25 | 2016-08-17 | 刘建强 | Guide wire super-selective balloon catheter |
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Application publication date: 20140723 |
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