CN202437398U - Controllable pushing device for releasing esophagus support - Google Patents
Controllable pushing device for releasing esophagus support Download PDFInfo
- Publication number
- CN202437398U CN202437398U CN2011205397512U CN201120539751U CN202437398U CN 202437398 U CN202437398 U CN 202437398U CN 2011205397512 U CN2011205397512 U CN 2011205397512U CN 201120539751 U CN201120539751 U CN 201120539751U CN 202437398 U CN202437398 U CN 202437398U
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- support
- tubule
- silk thread
- esophageal stents
- esophagus
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Abstract
A controllable pushing device for releasing an esophagus support comprises the pushing device for releasing the esophagus support. The pushing device for releasing the esophagus support comprises an adjusting handle, a fixing handle, a handle, an outer pipe, an inner pipe, a fine pipe, a seeker, a support chamber and a support, wherein the outer pipe is provided with graduation lines; the support chamber is composed of the outer pipe, a far-end of the inner pipe and a near-end of the seeker, and is provided with the support therein and the fine pipe at the near-end thereof; the fine pipe is connected with the seeker and provided with a hole; the support is provided with a coil; and the adjusting handle is fixedly connected with threads which are sleeved with the coil after passing through the hole. The controllable pushing device for releasing the esophagus support can controllably and accurately release the esophagus support to a narrow position at the esophagus, and is free to release and recover the support, thereby greatly increasing success rate and accuracy for releasing the esophagus support and reducing occurrence of complications.
Description
Technical field
This utility model patented technology relates to the interventional minimally-invasive medical domain, is that a kind of controllable type esophageal stents appear discharges pusher.
Background technology
Commercial or general at present esophageal stents appear discharges pusher.Generally by adjusting tap, fixed handle, handle, outer tube, interior pipe, tubule, support chamber, compressed stent and guide the combination of first-class parts.Between pusher outer tube and interior pipe certain clearance is arranged; Can do relative slip to guarantee the two; Support is positioned in the chamber that outer tube and tubule form (being called the support chamber), mobile each other through interior pipe and tubule, and the length in adjustable support chamber is to adapt to the support needs of different length; During with the outer tube pumpback, its thin and and outer tube between compressed stent discharge by wash rice and open.Its shortcoming is: in case outer tube fall back in during the tube head end, then the support of support intracavity discharges and accomplishes, and opens fully, and is undesirable if backing positions is placed, and also do not have the possibility that withdrawal reapposes.Therefore, require the interventional therapy doctor to place successfully by a support.Otherwise the complication that possibly take place should not take place maybe need discharge second piece of support.
Summary of the invention
This utility model patented technology technical problem to be solved provides a kind of controllable type esophageal stents appear and discharges pusher, can be controlled, accurately esophageal stents appear is discharged into the esophageal stricture place, support discharges, reclaims freely.Improve esophageal stents appear widely and be released into power, degree of accuracy, and reduce the generation of complication.
For solving the problems of the technologies described above; The technical scheme that this utility model patent is taked is: the controllable type esophageal stents appear discharges pusher; Comprise that esophageal stents appear discharges pusher, said esophageal stents appear discharges pusher and comprises adjusting tap, fixed handle, handle, outer tube, interior pipe, tubule, target seeker, support chamber, support; Outer tube is provided with graduation mark; The support chamber is made up of: interior pipe far-end, target seeker near-end and outer tube, and the support intracavity is provided with support, and support chamber near-end is provided with tubule, and tubule is communicated with target seeker; Tubule is provided with the hole, and support is provided with coil, and adjusting tap is fixedly connected silk thread, and silk thread passes hole and coil socket.
Adjusting tap is provided with draw-in groove, is used for fixing silk thread.
The far-end of target seeker near-end, tubule is provided with labelling.
Seal wire is drawn through the target seeker end by regulating pommel entering tubule.
This utility model controllable type esophageal stents appear discharges pusher, and the esophageal stents appear near-end is coated with wire coil, in the support dispose procedure, helps the control of controlled silk thread; After helping support release, the extraction of silk thread.The hole is positioned on the tubule of support chamber near-end, is mainly used in silk thread and passes through.
Silk thread through hole, tubule draw be fixed in adjusting tap on draw-in groove on, be used to control the release of support.
Be labeled as radiopaque metal marker.
Described seal wire is drawn through the target seeker end by regulating pommel entering tubule, and major function guiding controllable type esophageal stents appear discharges to take and send device to pass the esophageal stricture section.
This utility model controllable type esophageal stents appear discharges pusher; Except that the esophageal stents appear that is used for esophageal stricture; Also can be used for the being grown up biliary tract rack of obstruction of biliary tract property jaundice also can be used for trachea, the non-hemocoele of gastrointestinal position, even also can explore in the lumen of vessels such as postcava.
Description of drawings
Below in conjunction with accompanying drawing and embodiment this utility model is described further:
Fig. 1 is that this utility model controllable type esophageal stents appear discharges pusher overall structure figure;
The structure chart in Fig. 2 support chamber that to be this utility model be made up of tubule, interior pipe and target seeker;
Fig. 3 is this utility model rack assumption diagram;
Fig. 4 is set in the mount proximal end coil structure for this utility model silk thread;
Fig. 5 is the adjusting tap front view of this utility model band draw-in groove.
The specific embodiment
The controllable type esophageal stents appear discharges pusher, comprises that esophageal stents appear discharges pusher, and said esophageal stents appear discharges pusher and comprises adjusting tap 2, fixed handle 3, handle 4, outer tube 5, interior pipe 6, tubule 7, target seeker 10, support chamber 8, support 15; Outer tube 5 is provided with graduation mark 13; Support chamber 8 is made up of: interior pipe 6 far-ends, target seeker 10 near-ends and outer tube 5, is provided with support 15 in the support chamber 8, and support chamber 8 near-ends are provided with tubule 7, and tubule 7 is communicated with target seeker 10; Tubule 7 is provided with hole 9, and support 15 is provided with coil 16, and adjusting tap 2 is fixedly connected silk thread 1, and silk thread 1 passes hole 9 and coil 16 sockets.
Adjusting tap 2 is provided with draw-in groove 14, is used for fixing silk thread 1.
The far-end of target seeker 10 near-ends, tubule 7 is provided with labelling 12.
Embodiment:
Silk thread 1 is controlled silk thread, and hole 9 is the silk thread hole, and draw-in groove 14 is the silk thread fixed card slot, and support 15 is a compressed stent, and coil 16 is a wire coil, and labelling 12 is radiopaque metal marker.
The controllable type esophageal stents appear discharges pusher, and the controlled silk thread, silk thread hole and the silk thread fixed card slot that are discharged pusher and the release of controlled support by general esophageal stents appear are formed.
General esophageal stents appear discharges pusher, comprises that the parts such as wire coil that adjusting tap 2, fixed handle 3, handle 4, outer tube 5, interior pipe 6, tubule 7, target seeker 10, support chamber 8, compressed stent, the near-end of support 15 are coated with combine, and is as shown in Figure 1.
The silk thread hole of controlled silk thread near-end through the support chamber in tubule chamber that controlled support discharges wears with the wire coil of mount proximal end mutually, and the place of wearing is positioned at the opposite of wire coil toe-in, and is as shown in Figure 4.
The fixed card slot 14 of the silk thread 1 of last crack shape is arranged on the end of adjusting tap 2, as shown in Figure 5.Be used for fixing controlled silk thread.The wire coil of support 15 near-ends is come out to be set in the silk thread hole of silk thread 1 on the terminal tubule 7 in support chamber 8.
Implementation step:
Iodine preparation contrast medium gullet radiography in advance is with clear and definite esophageal stricture position, position, length and stenosis.So that select size, length and the model of esophageal stents appear.And carry out the metallic object list notation at corresponding position, be beneficial in the esophageal stents appear dispose procedure accurately location.
After the row bottleneck throat topical anesthesia, down 0.035 inch superslide seal wire per os is passed the esophageal stricture section in perspective and get into gastric, the controllable type esophageal stents appear release pusher that will contain esophageal stents appear again gets into esophagus under the guiding of seal wire 11.Under perspective, support is discharged pusher and under the effect of target seeker 10, pass narrow section; And the metal marker at pusher inner support two ends is positioned at the esophageal stricture section, and (because contrast medium flows into gastric, the esophageal stricture position is confirmed in the metallic object list notation in the time of can be through gullet radiography.); The support mid point is placed the narrow section mid point, the on the other hand fixing fixed handle 3 that discharges pusher, another hands is at perspective hold with a firm grip down handle and slow rollback outer tube 5; Along with the pumpback of outer tube 5, the esophagus metal discharges gradually from far-end and opens up to mount proximal end from expanding cribbing.
Because mount proximal end is locked by silk thread, if silk thread on the fixed card slot of tubule adjusting tap is not loosened, mount proximal end can't discharge to be opened.At this moment under perspective, further understand the position of support,, then can outer tube 5 be pushed away before handle 4, support 15 recompression are gone in the support chamber 8, discharge again behind the location once more if undesirable; If the position is desirable, can take out on the fixed card slot with silk thread 1 self-regulation handle 2, and loosen silk thread 1 gradually, mount proximal end is expanded gradually, reaffirm that support 15 positions are errorless after, silk thread 1 is extracted out, esophageal stents appear discharges to be accomplished.
After esophageal stents appear discharges and accomplishes, withdraw from the controllable type esophageal stents appear from esophagus again and discharge pusher.
Claims (4)
1. the controllable type esophageal stents appear discharges pusher; Comprise that esophageal stents appear discharges pusher, said esophageal stents appear discharges pusher and comprises adjusting tap (2), fixed handle (3), handle (4), outer tube (5), interior pipe (6), tubule (7), target seeker (10), support chamber (8), support (15);
Outer tube (5) is provided with graduation mark (13);
Support chamber (8) is made up of: interior pipe (6) far-end, target seeker (10) near-end and outer tube (5), is provided with support (15) in support chamber (8), and support chamber (8) near-end is provided with tubule (7), and tubule (7) is communicated with target seeker (10);
It is characterized in that: tubule (7) is provided with hole (9), and support (15) is provided with coil (16), and adjusting tap (2) is fixedly connected silk thread (1), and silk thread (1) passes hole (9) and coil (16) socket.
2. discharge pusher according to the said controllable type esophageal stents appear of claim 1, it is characterized in that: said adjusting tap (2) is provided with draw-in groove (14), is used for fixing silk thread (1).
3. discharge pusher according to the said controllable type esophageal stents appear of claim 1, it is characterized in that: the far-end of said target seeker (10) near-end, tubule (7) is provided with labelling (12).
4. discharge pusher according to the said controllable type esophageal stents appear of claim 1, it is characterized in that: seal wire (11) gets into tubule (7) by adjusting tap (2) end and draws through target seeker (10) end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205397512U CN202437398U (en) | 2011-12-21 | 2011-12-21 | Controllable pushing device for releasing esophagus support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205397512U CN202437398U (en) | 2011-12-21 | 2011-12-21 | Controllable pushing device for releasing esophagus support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202437398U true CN202437398U (en) | 2012-09-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205397512U Expired - Fee Related CN202437398U (en) | 2011-12-21 | 2011-12-21 | Controllable pushing device for releasing esophagus support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202437398U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103271786A (en) * | 2013-04-01 | 2013-09-04 | 珠海成富医疗器材有限公司 | Visual support releaser |
| CN104257444A (en) * | 2014-10-17 | 2015-01-07 | 黄景陶 | Human body endoluminal stent implanting device capable of being recycled midway |
| CN105208971A (en) * | 2012-12-27 | 2015-12-30 | 导管技术股份有限公司 | Apparatus and set for folding or unfolding a medical implant comprising a clamping mechanism, and method |
| CN106264808A (en) * | 2016-08-29 | 2017-01-04 | 有研医疗器械（北京）有限公司 | One is accurately positioned esophageal stents appear induction system |
| CN112754740A (en) * | 2021-01-08 | 2021-05-07 | 中国人民解放军联勤保障部队第九〇九医院 | Esophagus support pusher |
-
2011
- 2011-12-21 CN CN2011205397512U patent/CN202437398U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105208971A (en) * | 2012-12-27 | 2015-12-30 | 导管技术股份有限公司 | Apparatus and set for folding or unfolding a medical implant comprising a clamping mechanism, and method |
| CN103271786A (en) * | 2013-04-01 | 2013-09-04 | 珠海成富医疗器材有限公司 | Visual support releaser |
| CN103271786B (en) * | 2013-04-01 | 2015-11-18 | 珠海成富医疗器材有限公司 | Visual support releaser |
| CN104257444A (en) * | 2014-10-17 | 2015-01-07 | 黄景陶 | Human body endoluminal stent implanting device capable of being recycled midway |
| CN106264808A (en) * | 2016-08-29 | 2017-01-04 | 有研医疗器械（北京）有限公司 | One is accurately positioned esophageal stents appear induction system |
| CN106264808B (en) * | 2016-08-29 | 2017-12-15 | 有研医疗器械（北京）有限公司 | One kind is accurately positioned esophageal stents induction system |
| CN112754740A (en) * | 2021-01-08 | 2021-05-07 | 中国人民解放军联勤保障部队第九〇九医院 | Esophagus support pusher |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120919 Termination date: 20131221 |