CN102283684B - Disposable dual-channel endoscope sheath - Google Patents
Disposable dual-channel endoscope sheath Download PDFInfo
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- CN102283684B CN102283684B CN 201110288583 CN201110288583A CN102283684B CN 102283684 B CN102283684 B CN 102283684B CN 201110288583 CN201110288583 CN 201110288583 CN 201110288583 A CN201110288583 A CN 201110288583A CN 102283684 B CN102283684 B CN 102283684B
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Abstract
The invention provides a disposable dual-channel endoscope sheath which comprises a sheath tube, wherein the sheath tube is composed of an endoscope cavity and an instrument channel which are respectively independent; the front end of the endoscope cavity is provided with a transparent window which seals the endoscope cavity; the front end of the instrument channel is open; and the lower part of the front end of the endoscope cavity is also provided with a bulge which is positioned in front of the opening of the instrument channel. Due to the adoption of the technical scheme, after an operation instrument extends out of the instrument channel, since the forward axial direction of the front end of the operation instrument deviates under the restriction action of the smooth bulge, a distance is generated between the front end of the operation instrument and the front end of the endoscope cavity, thereby avoiding shielding the transparent window of the endoscope cavity, and further avoiding influencing the observation at the endoscope; and besides, the length of the telescopic endoscope bridge can be conveniently adjusted according to working lengths of different endoscopes when the endoscope is put into the endoscope sheath.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, especially relate to a kind of disposable dual pathways mirror sheath that can hold endoscope and operating theater instruments simultaneously.
Background technology
At medical field, such as urology department, related parts of human body inside is checked or during Minimally Invasive Surgery, not only often to use endoscope, also may need simultaneously some operating theater instruments to enter human body simultaneously and cooperate with endoscope and finish corresponding diagnosis or treatment, so a kind of mirror sheath that can hold endoscope and operating theater instruments simultaneously of needs.
Granted publication number has disclosed a kind of disposal vesica urinaria examination mirror sheath for the Chinese patent of CN100569175C, this scheme provides can hold endoscope and operating theater instruments enters the dual pathways mirror sheath structure that inside of human body carries out diagnosis and treatment simultaneously, but this mirror sheath structure also has problems simultaneously, one of them be stretch out the operating theater instruments of instrument channel might be because of self deformational stress or inside of human body extruding, its termination can shelter from the transparent window in part or all of sight glass chamber, cause influencing the observation of endoscope, and then influence diagnosis and treatment process and effect.In addition, also there are the following problems simultaneously for this mirror sheath structure: minibridge (being Jing Qiao) is solid shape, non-telescoping adjustment, and like this inconvenience of the endoscope of different operating length is connected with the mirror sheath in operation, then can impact the normal observing effect of endoscope.
Summary of the invention
The problem to be solved in the present invention provides a kind of operating theater instruments of can avoiding influences the endoscope visual field, and the while also can make the endoscope of different operating length be convenient to the dual pathways endoscope mirror sheath that is connected with the mirror sheath.
For solving the problems of the technologies described above, the technical solution used in the present invention is: disposable dual pathways endoscope mirror sheath, comprise by the sheath pipe formed of sight glass chamber and instrument channel independently separately, the front end in described sight glass chamber is provided with the transparent window in sealing sight glass chamber, the front end of instrument channel is open type, the front end bottom in described sight glass chamber also is provided with a protuberance, and protuberance is positioned at the place ahead of instrument channel opening.
Further, described endoscope mirror sheath also comprises mirror sheath main body and extension type Jing Qiao, described sight glass cavity rear end communicates with extension type Jing Qiao by mirror sheath main body, extension type Jing Qiao also comprises mirror sheath main body connecting portion, sealing ring, baffle ring and spacing collar, described mirror sheath main body connecting portion is connected with mirror sheath main body, extension type mirror bridge front end is provided with sealing ring and baffle ring successively, extension type Jing Qiao is connected with endoscope's tract of mirror sheath main body connecting portion and mirror sheath main body and communicates, and described spacing collar is fixedlyed connected from the rear end installing of baffle ring and with mirror sheath main body connecting portion; The end of described extension type Jing Qiao is provided with the lock lens device.
Further, other part junctions of the surface of described protuberance and sheath pipe are smooth transition.
Further, described projecting shape cross section is trough shape, and the trough bottom is higher than the bottom of instrument channel.
Further, described sealing ring is rubber ring or silica gel circle.
Advantage and good effect that the present invention has are: owing to adopt technique scheme, after operating theater instruments is stretched out instrument channel, its front end is owing to be subjected to the restriction of smooth protuberance, advance shaft is to departing from, produce certain distance with sight glass chamber front end, avoid blocking the transparent window in sight glass chamber, and then can not influence the observation of endoscope; Adjust the length of self when extension type mirror bridge can be packed the mirror sheath in endoscope according to different endoscope's active lengths simultaneously extremely easily, make it to cooperate suitably with endoscope, endoscope can guarantee best operational position in the mirror sheath, and convenient and the terminal lock of the extension type mirror bridge lens device locking that puts in place, solved the inconvenient problem that is connected with the mirror sheath of different operating length endoscope.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of front end bottom, sight glass of the present invention chamber protuberance;
Fig. 3 is the structural representation before the scalable mirror bridge construction assembling of the present invention;
Fig. 4-Fig. 7 is the scalable mirror bridge construction of the present invention assembling process structural representation;
Fig. 8 is the structural representation after the scalable mirror bridge construction assembling of the present invention is finished;
Fig. 9 is the three-dimensional partial schematic sectional view of the scalable mirror bridge construction of the present invention.
Among the figure:
The specific embodiment
As shown in Figure 1 and Figure 2, the disposable dual pathways of the present invention endoscope mirror sheath, comprise by the sheath pipe 1 formed of sight glass chamber 2 and instrument channel 3 independently separately, the front end in described sight glass chamber 2 is provided with the transparent window 6 in sealing sight glass chamber, the front end of instrument channel 3 is open type, also be provided with a protuberance 4 in the front end bottom in sight glass chamber 2, protuberance 4 is positioned at the place ahead of instrument channel opening.After operating theater instruments 5 was stretched out instrument channel, its front end was owing to be subjected to the restriction of smooth protuberance, and advance shaft produces certain distance to departing from sight glass chamber front end.
Further, the surface of described protuberance 4 and sheath pipe 1 other part junctions are smooth transition.It is very little to make operating theater instruments 5 front ends run into the protuberance resistance that can be subjected at 4 o'clock.
Further, described protuberance 4 shaped cross are trough shape, and the trough bottom is higher than the bottom of instrument channel 3.This set is to push ahead for operating theater instruments 5, and its front end was run into protuberance at 4 o'clock, and it is little not only to be subjected to resistance, and departing from of producing is also not too large.
Shown in Fig. 3-9, endoscope's mirror sheath also comprises mirror sheath main body and extension type mirror bridge 12,2 rear ends, sight glass chamber communicate with extension type mirror bridge 12 by mirror sheath main body, extension type mirror bridge 12 also comprises mirror sheath main body connecting portion 11, sealing ring 13, baffle ring 14 and spacing collar 15, mirror sheath main body connecting portion 11 is connected with mirror sheath main body, extension type mirror bridge 12 front ends are provided with sealing ring 13 and baffle ring 14 successively, described sealing ring 13 is rubber ring or silica gel circle, extension type mirror bridge 12 is connected with endoscope's tract of mirror sheath main body connecting portion 11 and mirror sheath main body and communicates, and spacing collar 15 is from the rear end installing of baffle ring 14 and fixing with mirror sheath main body connecting portion 11; The end of extension type mirror bridge 12 is provided with the lock lens device.
Assemble inventing scalable mirror bridge construction earlier before use, as Fig. 4-shown in Figure 7, earlier sealing ring 13 is installed in extension type mirror bridge 12 front ends, spacing collar 15 is set in the outside of extension type mirror bridge 12; Baffle ring 14 is bonded in the rear end of extension type mirror bridge 12 forward end seal circles 13, spacing collar 15 is from the rear end installing of baffle ring 14 simultaneously again; Then mirror sheath main body connecting portion 11 and extension type mirror bridge 12 are tightly connected by sealing ring 13; At last with spacing collar 15 and mirror sheath main body connecting portion 11 fixed bondings.
In use, as Fig. 8 and shown in Figure 9, extension type mirror bridge 12 can be according to different endoscope's active lengths, the spacing length of adjusting extension type mirror bridge 12 extremely easily of block and spacing collar 15 by baffle ring 14 when endoscope packs the mirror sheath into, make it to cooperate suitably with endoscope, endoscope can guarantee best operational position in the mirror sheath, and convenient lock lens device with the extension type mirror bridge 12 ends locking that puts in place, solved the inconvenient problem that is connected with the mirror sheath of different operating length endoscope.
More than one embodiment of the present of invention are had been described in detail, but described content only is preferred embodiment of the present invention, can not be considered to for limiting practical range of the present invention.All equalizations of doing according to the present patent application scope change and improve etc., all should still belong within the patent covering scope of the present invention.
Claims (4)
1. disposable dual pathways endoscope mirror sheath, comprise by the sheath pipe (1) formed of sight glass chamber (2) and instrument channel (3) independently separately, the front end in described sight glass chamber (2) is provided with the transparent window (6) in sealing sight glass chamber (2), the front end of instrument channel (3) is open type, it is characterized in that: the front end bottom in described sight glass chamber (2) also is provided with a protuberance (4), and protuberance (4) is positioned at the place ahead of instrument channel (3) opening;
Described endoscope mirror sheath also comprises mirror sheath main body and scalable mirror bridge construction, rear end, described sight glass chamber (2) communicates with scalable mirror bridge construction by mirror sheath main body, scalable mirror bridge construction comprises mirror sheath main body connecting portion (11), extension type Jing Qiao (12), sealing ring (13), baffle ring (14) and spacing collar (15), described mirror sheath main body connecting portion (11) is connected with mirror sheath main body, extension type Jing Qiao (12) front end is provided with sealing ring (13) and baffle ring (14) from front to back successively, extension type Jing Qiao (12) is connected with endoscope's tract of mirror sheath main body by mirror sheath main body connecting portion (11) and communicates, and described spacing collar (15) is set in extension type Jing Qiao (12) outside from the rear end of baffle ring (14) and fixedlys connected with mirror sheath main body connecting portion (11); The end of described extension type Jing Qiao (12) is provided with the lock lens device.
2. the disposable dual pathways according to claim 1 endoscope mirror sheath, it is characterized in that: the surface of described protuberance (4) and other part junctions of sheath pipe (1) are smooth transition.
3. the disposable dual pathways according to claim 1 endoscope mirror sheath, it is characterized in that: described protuberance (4) shaped cross is trough shape, the trough bottom is higher than the bottom of instrument channel (3).
4. the disposable dual pathways according to claim 1 endoscope mirror sheath, it is characterized in that: described sealing ring (13) is rubber ring or silica gel circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110288583 CN102283684B (en) | 2011-09-24 | 2011-09-24 | Disposable dual-channel endoscope sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110288583 CN102283684B (en) | 2011-09-24 | 2011-09-24 | Disposable dual-channel endoscope sheath |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102283684A CN102283684A (en) | 2011-12-21 |
| CN102283684B true CN102283684B (en) | 2013-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110288583 Active CN102283684B (en) | 2011-09-24 | 2011-09-24 | Disposable dual-channel endoscope sheath |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103654873B (en) * | 2012-09-25 | 2015-11-18 | 天津博朗科技发展有限公司 | Disposable endoscope mirror sheath |
| CN103381087B (en) * | 2013-07-29 | 2015-07-15 | 天津博朗科技发展有限公司 | Disposable endoscope sheath |
| EP3302217B1 (en) * | 2015-05-27 | 2020-06-03 | Ambu A/S | An endoscope |
| CN206473349U (en) * | 2016-11-02 | 2017-09-08 | 张立军 | A kind of endoscope forced locking device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2762751Y (en) * | 2004-12-14 | 2006-03-08 | 姜克让 | Endoscope system with disposable sheath |
| CN101313841A (en) * | 2008-07-21 | 2008-12-03 | 李英奎 | Disposal vesica urinaria examination mirror sheath |
| CN202223276U (en) * | 2011-09-24 | 2012-05-23 | 天津博朗科技发展有限公司 | Disposable two-channel endoscopic sheath of endoscope |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5993414A (en) * | 1982-11-18 | 1984-05-29 | Olympus Optical Co Ltd | Guiding device of endoscope treating tool |
-
2011
- 2011-09-24 CN CN 201110288583 patent/CN102283684B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2762751Y (en) * | 2004-12-14 | 2006-03-08 | 姜克让 | Endoscope system with disposable sheath |
| CN101313841A (en) * | 2008-07-21 | 2008-12-03 | 李英奎 | Disposal vesica urinaria examination mirror sheath |
| CN202223276U (en) * | 2011-09-24 | 2012-05-23 | 天津博朗科技发展有限公司 | Disposable two-channel endoscopic sheath of endoscope |
Non-Patent Citations (1)
| Title |
|---|
| JP昭59-93414A 1984.05.29 |
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| Publication number | Publication date |
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| CN102283684A (en) | 2011-12-21 |
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