CN103356270B - Disposable visual uterine cavity suction tube - Google Patents
Disposable visual uterine cavity suction tube Download PDFInfo
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- CN103356270B CN103356270B CN201310282288.1A CN201310282288A CN103356270B CN 103356270 B CN103356270 B CN 103356270B CN 201310282288 A CN201310282288 A CN 201310282288A CN 103356270 B CN103356270 B CN 103356270B
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- uterine cavity
- suction
- suction tube
- sensitive chip
- convex lens
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Abstract
The invention discloses a kind of disposable visual uterine cavity suction tube, comprise: the suction catheter in a two-chamber road, mutually completely cut off between two tracts, wherein superposed tract end is equipped with a convex lens, be positioned at that a distance, convex lens rear end is parallel is equipped with a sensitive chip, described sensitive chip is affixed on a PCB, and described PCB is drawn by a wire and is connected to external equipment; The suction catheter being positioned at bottom comprises attraction tract and a suction inlet, and suction catheter is external in a negative pressure suction device.There is following beneficial effect: the volume that greatly can reduce visualization endoscopic mirror suction catheter, cause disposable visual uterine cavity suction tube of the present invention can really industrialization; By introducing insert injection moulding technique, solve the shortcoming that miniature optics is inconvenient to fix in disposable visual uterine cavity suction tube; And the present invention's dead angle remaining influence mainly solved between existing device cavity and suction inlet takes the problem in the visual field, makes shooting angle cover suction port working region completely.
Description
Technical field
The present invention relates to a kind of medical devices, be specifically related to a kind of disposable visual uterine cavity suction tube.
Background technology
Abortion, referring to the method termination of pregnancy with operation, is exactly " manually " termination of pregnancy.Medicine, operation, the modes such as induced labor are carried out, and getting up early termination of pregnancy is adopted in two ways: one is drug induced abortion, and this mode is carried out not thorough, also has the danger of massive hemorrhage, comparatively large on the impact of body of women in addition, easily leave sequela; Two is carry out abortion, and this mode is also comparatively general, and existing people's Flow Technique generally takes abortion's mode to comprise vacuum aspiration and forcep curettage etc.Vacuum aspiration is exactly enter uterine cavity with the suction pipe of a hollow, intrauterine embryonal tissue is sucked out by negative pressure.Generally be made up of suction catheter and intra-uterine dilator and curette, these induced abortion devices are not owing to having sight glass part, and it is rely on doctors experience and feel that department of obstetrics and gynecology are manually performed the operation, and often because of doctor's professional ability, responsibility etc. produce different consequence.Though have some for the trial of visual artificial abortion aspect at present, adopt the visual uterine cavity suction tube in two-chamber road, but still there is following shortcoming: 1, the opening in vacuum suction chamber is right angle, dead angle is had with the device tract at shooting device place, attraction process is residual clot easily, has a strong impact on the shooting visual field; 2, the installation of picture shooting assembly is vertical with suction catheter, and the shooting visual field can not be completely overlapping with the working region of suction port; 3, the volume due to minisize pick-up head is still comparatively large, cannot be arranged on suction catheter front portion, how install fixing, the way that there is no simultaneously for visualization endoscopic mirror with suction catheter.
Summary of the invention
Unresolved above-mentioned technical problem, the invention provides a kind of disposable visual uterine cavity suction tube, the dead angle remaining influence solved between existing device cavity and suction inlet takes the problem in the visual field, shooting angle is made to cover suction port working region completely, and overcome prior art volume and cannot be arranged on suction catheter front portion more greatly, how visualization endoscopic mirror is installed with suction catheter and fixingly proposes solution.
For achieving the above object, disposable visual uterine cavity suction tube of the present invention, comprise: the suction catheter in a two-chamber road, mutually completely cut off between two tracts, wherein superposed tract end is equipped with a convex lens, be positioned at that a distance, convex lens rear end is parallel is equipped with a sensitive chip, described sensitive chip is affixed on a PCB, and described PCB is drawn by a wire and is connected to external equipment; The suction catheter being positioned at bottom comprises attraction tract and a suction inlet, and suction catheter is external in a negative pressure suction device, and described suction inlet is a smooth surface with the tract end phase cross surface on described top.
Further, described convex lens and sensitive chip with disposable visual uterine cavity suction tube axis at angle.
Further, described convex lens and sensitive chip are spent at 20 degree-70 with the axis angulation scope of disposable visual uterine cavity suction tube.
Further, described suction catheter is insert injection moulding one-shot forming, and the parts in described top tract are comprised described convex lens and described sensitive chip and described wire and are all fixed in the tract of suction catheter top by inserts mode.
Further, described sensitive chip is positioned at the axial focal length place of described convex lens.
Further, described sensitive chip is fixed on described PCB by mount technology.
Further, described suction catheter is transparent plastics material.
Further, also with a probe wire in the tract of described top, probe wire end is with a LED.
Further, described LED is high-brightness LED.
Further, described convex lens and sensitive chip assembly are 2 groups or many groups.
As shown from the above technical solution, the present invention has following beneficial effect:
1. the dead angle remaining influence solved between existing device cavity and suction inlet takes the problem in the visual field;
2. make shooting angle cover suction port working region completely.
3. greatly can reduce the volume of visualization endoscopic mirror suction catheter, cause disposable visual uterine cavity suction tube of the present invention can really industrialization, by introducing insert injection moulding technique, solve the shortcoming that miniature optics is inconvenient to fix in disposable visual uterine cavity suction tube;
4., by great power LED, give the intensity of illumination enough with surrounding space, more know recognin in utero material;
5. one-shot forming, enormously simplify production technology and shortens operation, can use, avoid cross infection as disposable suction catheter.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Fig. 1 represents the overall structure schematic diagram of disposable visual uterine cavity suction tube of the present invention;
Fig. 2 represents the two-chamber road suction catheter schematic diagram of disposable visual uterine cavity suction tube of the present invention;
Fig. 3 represents the convex lens of disposable visual uterine cavity suction tube of the present invention and the schematic diagram of sensitive chip and PCB thereof;
Fig. 4 represents that the convex lens of disposable visual uterine cavity suction tube of the present invention and sensitive chip thereof become the structural representation of another angle with PCB.
Reference numeral in figure is: 1. two-chamber road suction catheter; 2. top tract; 3. bottom attracts tract; 4. suction inlet; 5. sensitive chip; 6. convex lens; 7. wire; 8. intermediate bulkheads; 9.PCB.
Detailed description of the invention
See Fig. 1, disposable visual uterine cavity suction tube of the present invention, comprise: the suction catheter 1 in a two-chamber road, mutually completely cut off between two tracts, wherein superposed tract 2 end is equipped with a convex lens 6, be positioned at that a distance, convex lens 6 rear end is parallel is equipped with a sensitive chip 5, sensitive chip is affixed on a PCB9, and PCB9 is drawn by a wire 7 and is connected to external equipment; The suction catheter being positioned at bottom comprises an attraction tract 3 and suction inlet 4, and suction catheter is external in a negative pressure suction device and vacuum generator.Suction inlet 4 is a smooth surface with the tract 2 end phase cross surface on described top, and the effect like this by suction on smooth surface in attraction process not easily leaves residual and affects the shooting visual field.
Convex lens 6 of the present invention and sensitive chip 5 with disposable visual uterine cavity suction tube axis at angle, this angled scope is at 20 degree of-70 degree.The field-of-view angle scope photographed so just overlaps with the working region scope of suction inlet 4, is convenient to observe diagnosis and treatment process.
During use, sensitive chip 5 is by convex lens 6 acceptance pattern picture, passes through wire 7 by electrical signal transfer to external system after PCB9 process.Due to only independent by the lens in camera lens, sensitive chip and PCB to be attached in this disposable visual uterine cavity suction tube and housing larger for original volume and spacer structure are directly made same suction catheter one by the mode of insert injection moulding, and pass through the mode of wire transmission of signal, thus disposable visual uterine cavity suction tube of the present invention can reduce the diameter of whole suction catheter greatly.Can accomplish with the same diameter of existing suction catheter.
Fig. 2 represents the two-chamber road suction catheter of disposable visual uterine cavity suction tube of the present invention, and intermediate bulkheads 8, and suction catheter 1 is transparent plastics material, preferred PC material.The tract 2 on described top can be hollow closed structure, and optical component only embeds at its edge and attracts tube wall, and can also be solid construction, fixing each components and parts be closed in the whole space of filling plastic simultaneously.
Disposable visual uterine cavity suction tube of the present invention is insert injection moulding one-shot forming, and the parts in described top tract comprise convex lens 6, pcb board 9, and sensitive chip 5 and wire 7 are all fixed in suction catheter top tract 2 by inserts mode.During manufacture, injection mold makes the fixed structure of convex lens, sensitive chip and wire respectively, thus during injection moulding, above-mentioned several parts single injection-molded is taken out, save the trouble of secondary assembling, simultaneously because this several part dimension is very little, secondary assembling is often very difficult.Simultaneously automatization now and Tool and Die Technology can accomplish the wire self-feeding of this rolling automatically to cut off injection moulding and automatic chip mounting, the function of automatic welding wire, save the difficulty of artificial blowing inconvenience further.
Fig. 3 represents the convex lens 6 of disposable visual uterine cavity suction tube of the present invention and the schematic diagram of sensitive chip 5 and PCB9 thereof.Described sensitive chip 5 is positioned at the axial focal length place of described convex lens 6, thus makes sensitive chip obtain picture rich in detail.Sensitive chip paster is on PCB, and wire connects with the PCB9 scolding tin of described sensitive chip 5.Fig. 4 represents that the convex lens of invention disposable visual uterine cavity suction tube and sensitive chip thereof become the structural representation of another angle with PCB.
Also with a probe wire in top tract 2, probe wire end with a LED (not shown), thus provides illumination.Same, probe wire and LED are also fixed on one-shot forming in the tract of suction catheter top by insert injection moulding mode.LED is preferably high light large power LED, gives the intensity of illumination enough with surrounding space, thus enables the identification ambient substance of the clearer knowledge of sensitive chip.
Due to by top tract with completely closed between the tract of bottom, thus eliminate the risk that sucking-off pollutant can pollute the camera lens device such as LED, the electronic device thus in disposable visual uterine cavity suction tube of the present invention can Reusability.Simultaneously each optical component and the cost such as LED and sensitive chip all very cheap, thus this suction catheter can use as disposable suction catheter.
Due to motility of the present invention, described convex lens and the axis of sensitive chip can become arbitrarily angled with the axis of disposable visual uterine cavity suction tube, the axis showing convex lens and sensitive chip in Fig. 1 and Fig. 4 is 90 degree and 2 examples in 45 degree with the axis of suction catheter, but is not limited to the application of this special angle.Thus, not only can only sense the image of suction catheter oral area, also can observe the image of surrounding at angle.The present invention not only can be applied to disposable visual uterine cavity suction tube field, also can be applied to the application of inspection and the interior inspection of gynecological's body etc. in any endoscope body, can put into arbitrarily angled by described convex lens and sensitive chip as required.The axis of convex lens of the present invention and sensitive chip is preferably spent at 20 degree-60 with the axis angulation scope of disposable visual uterine cavity suction tube.In above-mentioned angular range, the shooting field-of-view angle of convex lens and sensitive chip is consistent with the working region of suction inlet, is convenient to observation and operation.
Meanwhile, lens of the present invention and sensitive chip assembly are not limited to one group, also can be 2 groups or many groups, as long as in the scope that suction catheter head space allows.
As shown from the above technical solution, the present invention has following beneficial effect:
1. the dead angle remaining influence solved between existing device cavity and suction inlet takes the problem in the visual field;
2. make shooting angle cover suction port working region completely.
3. greatly can reduce the volume of visualization endoscopic mirror suction catheter, cause disposable visual uterine cavity suction tube of the present invention can really industrialization, by introducing insert injection moulding technique, solve the shortcoming that miniature optics is inconvenient to fix in disposable visual uterine cavity suction tube;
4., by great power LED, give the intensity of illumination enough with surrounding space, more know recognin in utero material;
5. one-shot forming, enormously simplify production technology and shortens operation, can use, avoid cross infection as disposable suction catheter.
Claims (8)
1. a disposable visual uterine cavity suction tube, comprise: the suction catheter in a two-chamber road, mutually completely cut off between two tracts, wherein superposed tract end is equipped with a convex lens, be positioned at that a distance, convex lens rear end is parallel is equipped with a sensitive chip, described sensitive chip is affixed on a PCB, and described PCB is drawn by a wire and is connected to external equipment; The tract being positioned at bottom comprises attraction tract and a suction inlet, suction catheter is external in a negative pressure suction device, it is characterized in that, described suction inlet is a smooth surface with the tract end phase cross surface on described top, described convex lens and sensitive chip with disposable visual uterine cavity suction tube axis at angle, described convex lens and sensitive chip with the axis angulation scope of disposable visual uterine cavity suction tube at 20 degree of-70 degree.
2. disposable visual uterine cavity suction tube as claimed in claim 1, it is characterized in that, described suction catheter is insert injection moulding one-shot forming, and the parts in described top tract are comprised described convex lens and described sensitive chip and described wire and are all fixed in the tract of suction catheter top by inserts mode.
3. disposable visual uterine cavity suction tube as claimed in claim 2, it is characterized in that, described sensitive chip is positioned at the axial focal length place of described convex lens.
4. disposable visual uterine cavity suction tube as claimed in claim 2, it is characterized in that, described sensitive chip is fixed on described PCB by mount technology.
5. disposable visual uterine cavity suction tube as claimed in claim 2, it is characterized in that, described suction catheter is transparent plastics material.
6. disposable visual uterine cavity suction tube as claimed in claim 2, it is characterized in that, also with a probe wire in the tract of described top, probe wire end is with a LED.
7. disposable visual uterine cavity suction tube as claimed in claim 6, it is characterized in that, described LED is high-brightness LED.
8. disposable visual uterine cavity suction tube as claimed in claim 2, it is characterized in that, described convex lens and sensitive chip assembly are 2 groups or many groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310282288.1A CN103356270B (en) | 2013-06-28 | 2013-06-28 | Disposable visual uterine cavity suction tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310282288.1A CN103356270B (en) | 2013-06-28 | 2013-06-28 | Disposable visual uterine cavity suction tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103356270A CN103356270A (en) | 2013-10-23 |
| CN103356270B true CN103356270B (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310282288.1A Active CN103356270B (en) | 2013-06-28 | 2013-06-28 | Disposable visual uterine cavity suction tube |
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| CN (1) | CN103356270B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103735300A (en) * | 2014-01-14 | 2014-04-23 | 无锡凯尔科技有限公司 | Visual device for induced abortion operations |
| CN103816603A (en) * | 2014-02-26 | 2014-05-28 | 上海齐正微电子有限公司 | Disposable visible drainage tube |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0044877A1 (en) * | 1980-07-26 | 1982-02-03 | Kurz, Karl-Heinz, Dr. med. | Device for determining the internal dimensions of the uterine cavity |
| CN201282962Y (en) * | 2008-09-28 | 2009-08-05 | 东莞光阵显示器制品有限公司 | Improved microspur visible endoscope |
| CN201658404U (en) * | 2010-03-08 | 2010-12-01 | 豪威科技(上海)有限公司 | Disposable visual uterine-cavity suction tube |
| CN202113141U (en) * | 2011-05-09 | 2012-01-18 | 广州南北电子科技有限公司 | Improved disposable visual artificial abortion suction pipe |
| CN203417245U (en) * | 2013-06-28 | 2014-02-05 | 苏州联科盛世科技有限公司 | Abortion suction tube |
-
2013
- 2013-06-28 CN CN201310282288.1A patent/CN103356270B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0044877A1 (en) * | 1980-07-26 | 1982-02-03 | Kurz, Karl-Heinz, Dr. med. | Device for determining the internal dimensions of the uterine cavity |
| CN201282962Y (en) * | 2008-09-28 | 2009-08-05 | 东莞光阵显示器制品有限公司 | Improved microspur visible endoscope |
| CN201658404U (en) * | 2010-03-08 | 2010-12-01 | 豪威科技(上海)有限公司 | Disposable visual uterine-cavity suction tube |
| CN202113141U (en) * | 2011-05-09 | 2012-01-18 | 广州南北电子科技有限公司 | Improved disposable visual artificial abortion suction pipe |
| CN203417245U (en) * | 2013-06-28 | 2014-02-05 | 苏州联科盛世科技有限公司 | Abortion suction tube |
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| CN103356270A (en) | 2013-10-23 |
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Effective date of registration: 20160718 Address after: Hangzhou City, Zhejiang province 310011 Moganshan Road No. 1418-25 Patentee after: Hangzhou Chuan Hui medical treatment electronic equipment company limited Address before: Xinghu street Suzhou Industrial Park in Jiangsu province 215123 No. 328 building 221 unit C-7 audree Patentee before: Suzhou Lianke Shengshi Technology Co., Ltd. |