CN103356270A - Disposable visible uterine cavity suction tube - Google Patents
Disposable visible uterine cavity suction tube Download PDFInfo
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- CN103356270A CN103356270A CN2013102822881A CN201310282288A CN103356270A CN 103356270 A CN103356270 A CN 103356270A CN 2013102822881 A CN2013102822881 A CN 2013102822881A CN 201310282288 A CN201310282288 A CN 201310282288A CN 103356270 A CN103356270 A CN 103356270A
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- suction tube
- uterine cavity
- suction
- convex lens
- disposable
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Abstract
The invention discloses a disposable visible uterine cavity suction tube which comprises a double-cavity suction tube, wherein the two cavities are mutually isolated; a convex lens is mounted at the tail end of the cavity positioned at the upper part; a photosensitive chip is mounted parallelly in the position at a certain distance of the rear end of the convex lens, and is stuck to a PCB; the PCB is led out to be connected with an external device through a lead wire; the suction tube at the lower part comprises a suction cavity and a suction inlet; the suction tube is externally connected with a negative pressure suction device. The disposable visible uterine cavity suction tube has the benefits that the size of a visualized endoscope suction tube can be greatly reduced, and the disposable visible uterine cavity suction tube provided by the invention can be in real industrialization; through introduction of an insert molding technology, the defect that a micro optical device cannot be fixed conveniently in the disposable visible uterine cavity suction tube is overcome; the disposable visible uterine cavity suction tube mainly solves the problem that shooting visual field is affected due to residual dead angle between a conventional device cavity and the suction inlet, so as to enable the shooting angle to completely cover the working area of the suction inlet.
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
The abortion refers 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 the getting up early termination of pregnancy adopts dual mode: a kind of is drug induced abortion, and this mode is carried out not thorough, also has the danger of massive hemorrhage, and the impact on body of women is larger in addition, easily stays sequela; The 2nd, carry out the abortion, this mode is also more general, and existing artificial abortion's technology generally takes abortion's mode to comprise vacuum aspiration and forcep curettage etc.Vacuum aspiration is exactly that suction pipe with a hollow enters uterine cavity, by negative pressure intrauterine embryonal tissue is sucked out.Generally be comprised of suction catheter and intra-uterine dilator and curette, these induced abortion devices are not owing to there being the sight glass part, and the artificial operation of department of obstetrics and gynecology is to rely on doctors experience and feel to be finished, and often because of doctor's professional ability, responsibility etc. produce different consequences.Though some are arranged for the trial of visual artificial abortion aspect at present, adopt the visual uterine cavity suction tube in two-chamber road, but still have following shortcoming: 1, the opening in vacuum suction chamber is the right angle, there is the dead angle with the device tract of taking the device place, the easy residual clot of attraction process has a strong impact on and takes the visual field; 2, the installation of picture shooting assembly is vertical with suction catheter, and taking the visual field can not be fully overlapping with the working region that attracts mouth; 3, because the volume of minisize pick-up head is still larger, can't be installed in the suction catheter front portion, it is fixing how the while installs with suction catheter for visual endoscope, the way that there is no.
Summary of the invention
Unresolved above-mentioned technical problem, the invention provides a kind of disposable visual uterine cavity suction tube, solve the problem that the visual field is taken in the residual impact in dead angle between existing device cavity and the suction inlet, so that covering fully, shooting angle attracts a mouthful working region, and overcome the prior art volume and can't be installed in the suction catheter front portion more greatly, with suction catheter how the fixing solution that proposes is installed for visual endoscope.
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 isolated between two tracts, wherein superposed tract end is equipped with a convex lens, be positioned at the parallel sensitive chip that is equipped with in a distance, convex lens rear end, described sensitive chip is affixed on the PCB, and described PCB draws by a wire and is connected to external equipment; The suction catheter that is positioned at the bottom comprises that one attracts tract and suction inlet, and suction catheter is external in a negative pressure suction device, and described suction inlet is a smooth surface with the terminal phase cross surface of the tract on described top.
Further, described convex lens and sensitive chip are with the axis of disposable visual uterine cavity suction tube 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 the insert injection moulding one-shot forming, and the parts in the tract of described top comprise that described convex lens and described sensitive chip and described wire all are fixed in the tract of suction catheter top by the 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 the described PCB by mount technology.
Further, described suction catheter is the transparent plastic material.
Further, also with a probe wire, the probe wire end is with a LED in the tract of described top.
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. solve the problem that the visual field is taken in the residual impact in dead angle between existing device cavity and the suction inlet;
2. so that covering fully, shooting angle attracts a mouthful working region.
3. can greatly reduce the volume of visual endoscope suction catheter, cause really industrialization of disposable visual uterine cavity suction tube of the present invention, by introducing insert injection moulding technique, solve the shortcoming that miniature optics is inconvenient to fix in the disposable visual uterine cavity suction tube;
4. by great power LED, give the intensity of illumination enough with surrounding space, more know in utero material of recognin;
5. one-shot forming has greatly been simplified production technology and has been shortened operation, can be used as disposable suction catheter and uses, and avoids cross infection.
Description of drawings
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 the convex lens of disposable visual uterine cavity suction tube of the present invention and sensitive chip becomes another angle with PCB structural representation thereof.
Reference numeral among the figure is: 1. two-chamber road suction catheter; 2. top tract; 3. the bottom attracts tract; 4. suction inlet; 5. sensitive chip; 6. convex lens; 7. wire; 8. intermediate bulkheads; 9.PCB.
The specific embodiment
Referring to Fig. 1, disposable visual uterine cavity suction tube of the present invention, comprise: the suction catheter 1 in a two-chamber road, mutually isolated between two tracts, wherein superposed tract 2 ends are equipped with a convex lens 6, be positioned at the parallel sensitive chip 5 that is equipped with in a distance, convex lens 6 rear end, sensitive chip is affixed on the PCB9, and PCB9 draws by a wire 7 and is connected to external equipment; The suction catheter that is positioned at the bottom comprises that one attracts 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 terminal phase cross surfaces on described top, and smooth surface is subjected to the effect of suction to be difficult for leaving residual and affects the shooting visual field in the attraction process like this.
Convex lens 6 of the present invention and sensitive chip 5 with the axis of disposable visual uterine cavity suction tube at angle, this angled scope is at 20 degree-70 degree.The field-of-view angle scope that photographs so just overlaps with the working region scope of suction inlet 4, is convenient to observe diagnosis and treatment process.
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 the transparent plastic material, preferred PC material.The tract 2 on described top can be the hollow closed structure, and optical component only embeds at its edge and attracts tube wall, can also be solid construction, and the whole space of filling plastic is sealed simultaneously and fixed each components and parts.
Disposable visual uterine cavity suction tube of the present invention is the insert injection moulding one-shot forming, and the parts in the tract of described top comprise convex lens 6, pcb board 9, and sensitive chip 5 and wire 7 all are fixed in the suction catheter top tract 2 by the inserts mode.During manufacturing, on injection mold, make respectively the fixed structure of convex lens, sensitive chip and wire, thereby above-mentioned several parts single injection-moldeds are taken out during injection moulding, save the trouble of secondary assembling, because these several part dimensions are very little, the secondary assembling is often very difficult simultaneously.While automatization and Tool and Die Technology now can accomplish injection moulding and automatic chip mounting are cut off in the wire self-feeding of this rolling automatically, and the function of automatic welding wire is further saved the difficulty of artificial blowing inconvenience.
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, thereby makes sensitive chip obtain picture rich in detail.The sensitive chip paster is on PCB, and wire connects with the PCB9 scolding tin of described sensitive chip 5.Fig. 4 represents the convex lens of invention disposable visual uterine cavity suction tube and sensitive chip becomes another angle with PCB structural representation thereof.
Also with a probe wire, the probe wire end is with a LED (not shown) in top tract 2, thereby illumination is provided.Same, probe wire and LED also are fixed in one-shot forming in the tract of suction catheter top by the insert injection moulding mode.LED is preferably high light large power LED, gives the intensity of illumination enough with surrounding space, thereby makes the identification ambient substance that sensitive chip can clearer knowledge.
Owing to the top tract with complete closed between the tract of bottom, thereby has been got rid of the sucking-off pollutant and can have been polluted the risk of the device such as LED of camera lens, thereby the electronic device in the disposable visual uterine cavity suction tube of the present invention can Reusability.Each optical component and the costs such as LED and sensitive chip are all very cheap simultaneously, thereby this suction catheter can be used as disposable suction catheter use.
Because motility of the present invention, the axis of described convex lens and sensitive chip can be arbitrarily angled with the axial one-tenth of disposable visual uterine cavity suction tube, the axis that has shown convex lens and sensitive chip among Fig. 1 and Fig. 4 axially is 90 degree and is 2 examples of 45 degree with suction catheter, but is not limited to the application of this special angle.Thereby, not only can only sense the image of suction catheter oral area, the image around also can observing 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 described convex lens and sensitive chip arbitrarily angled 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.
Simultaneously, lens of the present invention and sensitive chip assembly are not limited to one group, also can be for 2 groups or many groups, as long as all can in the scope that the suction catheter head space allows.
As shown from the above technical solution, the present invention has following beneficial effect:
1. solve the problem that the visual field is taken in the residual impact in dead angle between existing device cavity and the suction inlet;
2. so that covering fully, shooting angle attracts a mouthful working region.
3. can greatly reduce the volume of visual endoscope suction catheter, cause really industrialization of disposable visual uterine cavity suction tube of the present invention, by introducing insert injection moulding technique, solve the shortcoming that miniature optics is inconvenient to fix in the disposable visual uterine cavity suction tube;
4. by great power LED, give the intensity of illumination enough with surrounding space, more know in utero material of recognin;
5. one-shot forming has greatly been simplified production technology and has been shortened operation, can be used as disposable suction catheter and uses, and avoids cross infection.
Claims (10)
1. disposable visual uterine cavity suction tube, comprise: the suction catheter in a two-chamber road, mutually isolated between two tracts, wherein superposed tract end is equipped with a convex lens, be positioned at the parallel sensitive chip that is equipped with in a distance, convex lens rear end, described sensitive chip is affixed on the PCB, and described PCB draws by a wire and is connected to external equipment; The suction catheter that is positioned at the bottom comprises that one attracts tract and suction inlet, and suction catheter is external in a negative pressure suction device, it is characterized in that, described suction inlet is a smooth surface with the terminal phase cross surface of the tract on described top.
2. disposable visual uterine cavity suction tube as claimed in claim 1 is characterized in that, described convex lens and sensitive chip are with the axis of disposable visual uterine cavity suction tube at angle.
3. disposable visual uterine cavity suction tube as claimed in claim 2 is characterized in that, described convex lens and sensitive chip are spent at 20 degree-70 with the axis angulation scope of disposable visual uterine cavity suction tube.
4. disposable visual uterine cavity suction tube as claimed in claim 3, it is characterized in that, described suction catheter is the insert injection moulding one-shot forming, and the parts in the tract of described top comprise that described convex lens and described sensitive chip and described wire all are fixed in the tract of suction catheter top by the inserts mode.
5. disposable visual uterine cavity suction tube as claimed in claim 4 is characterized in that, described sensitive chip is positioned at the axial focal length place of described convex lens.
6. disposable visual uterine cavity suction tube as claimed in claim 4 is characterized in that, described sensitive chip is fixed on the described PCB by mount technology.
7. disposable visual uterine cavity suction tube as claimed in claim 4 is characterized in that, described suction catheter is the transparent plastic material.
8. disposable visual uterine cavity suction tube as claimed in claim 4 is characterized in that, also with a probe wire, the probe wire end is with a LED in the tract of described top.
9. disposable visual uterine cavity suction tube as claimed in claim 8 is characterized in that, described LED is high-brightness LED.
10. disposable visual uterine cavity suction tube as claimed in claim 4 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 |
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| Publication Number | Publication Date |
|---|---|
| CN103356270A true CN103356270A (en) | 2013-10-23 |
| CN103356270B 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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Cited By (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 |
Cited By (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103356270B (en) | 2016-04-27 |
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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. |