CN204121131U - Introversive outer trachea puncture catheter - Google Patents
Introversive outer trachea puncture catheter Download PDFInfo
- Publication number
- CN204121131U CN204121131U CN201420614170.4U CN201420614170U CN204121131U CN 204121131 U CN204121131 U CN 204121131U CN 201420614170 U CN201420614170 U CN 201420614170U CN 204121131 U CN204121131 U CN 204121131U
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- CN
- China
- Prior art keywords
- sleeve body
- puncture needle
- puncture
- seal wire
- trachea
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- 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.)
- Expired - Fee Related
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Abstract
This utility model provides a kind of introversive outer trachea puncture catheter, belong to field of medical device, comprise sleeve body and guide seal wire, the spring being in compressive state is provided with in described sleeve body, described spring is connected with puncture needle, be provided with for stretching into the through hole guiding seal wire in described puncture needle, described through hole direction is identical with described needle length direction, described sleeve body is provided with prop up described puncture needle but stressed after the card article that can unclamp, circular hole, thread eye and propelling movement seal wire, when described card article unclamps, described puncture needle stretches out described circular hole and wears out trachea.The outer trachea puncture catheter of this introversion adopts and uses puncture needle to find the mode of incision point from pipe, easy to operate, accurate positioning, effectively prevent and wear out esophagus and cause the extra misery that tracheo esophageal fistula and repeated localised puncture cause to patient, compensate for the defect of existing tracheotomy technology.
Description
Technical field
This utility model relates to field of medical device, in particular to the outer trachea puncture catheter of introversion.
Background technology
Traditional bronchoscope assists percutaneous bronchotomu when carrying out tracheotomy, after body surface location under bronchoscope monitors, is punctured, insert seal wire, then skin expansion and tracheal rings after thrusting trachea chamber by skin to trachea intracavity.But, due to proficiency level and the operating experience problem of healthcare givers, may occur that puncture needle passes two-layer tracheal wall and enters esophagus, now insert seal wire start skin expansion can cause trachea after pipe and esophagus antetheca all expanded and led to, form tracheo esophageal fistula.Tracheo esophageal fistula is the severe complication of percutaneous tracheotomy, there is no desirable cure method at present, to the expensive medical expense that patient brings major injury and brings therefrom.
Utility model content
The purpose of this utility model is to provide introversive outer trachea puncture catheter, to solve the above problems.
This utility model is achieved in that
The outer trachea puncture catheter of this introversion comprises sleeve body and guides seal wire.Be provided with the spring being in compressive state in sleeve body, spring is connected with puncture needle, be provided with in puncture needle for stretching into the through hole guiding seal wire, through hole direction is identical with needle length direction.Sleeve body is provided with prop up puncture needle but stressed after can unclamp card article, circular hole, thread eye and push seal wire.When card article unclamps, puncture needle stretches out circular hole and wears out trachea.
The outer trachea puncture casing of this introversion can coordinate bronchoscope to use.Existing bronchoscope is generally all provided with camera lens pipeline and foreign body forceps pipeline.When operating this sleeve pipe, first propelling movement seal wire is stretched into from foreign body forceps pipeline one end, and stretch out from the other end, then the front end that the rear end of sleeve body and propelling movement seal wire stretch out is connected.Again the bronchoscope being connected with this sleeve pipe is stretched into trachea chamber.Find the tram of tracheostomize under bronchoscope direct-view afterwards, handle sleeve body and firmly remove conflict tracheal wall, thus make that card article is stressed to be unclamped, spring elongates, drive spike pierces trachea and skin and expose.Subsequently, from skin, guiding seal wire is penetrated from the through hole in puncture needle, pass from the thread eye sleeve pipe, complete the puncture to trachea.Last outside skin by guiding seal wire pull-out sleeve body, expanding skin along pushing seal wire, expansion tracheal rings simultaneously, inserting tracheal casing pipe and then extracting and guide seal wire.This device, owing to being by puncture needle from pipe Needle localization, therefore avoids the problem piercing through esophagus.
Further, the front end pushing seal wire is provided with leg-of-mutton fixture block, and described sleeve body rear end has the draw-in groove mated with fixture block.Wherein, fixture block and draw-in groove all have certain flexibility, only need to exert oneself gently, just can support into draw-in groove by fixture block, simple to operation.Meanwhile, this structure can make fixture block and draw-in groove be connected firmly, and firmly need extract with after push rod pressing during pull-out, this can be avoided sleeve body accidental in trachea chamber.
Further, card article is " V " shape, its tip is articulated with the front end of described sleeve body, one side arm is positioned at described sleeve body inside and props up the needle point of described puncture needle, it is outside that another side arm is positioned at described sleeve body, the side arm being wherein positioned at described sleeve body inside is connected with elastic threads, and described elastic threads is connected on described sleeve body inwall.Elastic threads can offset the elastic force of spring, makes card article can prop up puncture needle needle point.During operation, the tracheal wall as long as conflict in the side being positioned at jacket exterior, the side propping up needle point will be rotated and unclamp, thus triggers spring, and puncture needle ejects, and pierces through trachea and skin.
Further, thread eye is arranged on described sleeve body sidewall, is 30 ° with the inclination angle of sidewall, to guide seal wire to move smoothly through.
Further, puncture needle rear end cover has flexible guide pipe, and described guide pipe is communicated with described thread eye.Guide pipe can make guiding seal wire find thread eye rapidly, thus stretches into trachea chamber.
The outer trachea puncture catheter of this introversion adopts and uses puncture needle to find the mode of incision point from pipe, easy to operate, accurate positioning, effectively prevent and wear out esophagus and cause the extra misery that tracheo esophageal fistula and repeated localised puncture cause to patient, compensate for the defect of existing tracheotomy technology.
Accompanying drawing explanation
The structural representation of the puncture casing that Fig. 1 provides for this utility model embodiment;
The operation chart of the guiding seal wire that Fig. 2 provides for this utility model embodiment.
Detailed description of the invention
Also by reference to the accompanying drawings this utility model is described in further detail below by specific embodiment.
Consult Fig. 1-2, the outer trachea puncture catheter of this introversion comprises sleeve body 300 and guides seal wire 400.Be provided with the spring 360 being in compressive state in sleeve body 300, spring 360 be connected with puncture needle 340, be provided with in puncture needle 340 for stretching into the through hole guiding seal wire 400, through hole direction is identical with puncture needle 340 length direction.Sleeve body 300 is provided with prop up puncture needle 340 but stressed after can unclamp card article 330, circular hole 310, thread eye 320 and push seal wire 200.Wherein, card article 330 is " V " shape, and its tip is articulated with the front end of sleeve body 300, and a side arm is positioned at sleeve body 300 inside and props up the needle point of puncture needle 340, and it is outside that another side arm is positioned at sleeve body 300.The side arm being positioned at sleeve body 300 inside is connected with elastic threads, and elastic threads is connected on sleeve body 300 inwall.Elastic threads can offset the elastic force of spring 360, makes card article 330 can prop up puncture needle 340 needle point.During operation, the tracheal wall as long as conflict in the side being positioned at jacket exterior, the side propping up needle point will be rotated and unclamp, thus triggers spring 360, and puncture needle 340 ejects, and pierces through trachea and skin.
Can with the use of bronchoscope when the outer trachea puncture casing of this introversion uses.Existing bronchoscope is generally all provided with camera lens pipeline and foreign body forceps pipeline, is provided with camera lens in camera lens pipeline, and foreign body forceps pipeline is used for stretching into of foreign body forceps, but in the present embodiment, foreign body forceps pipeline is for pushing stretching into of seal wire 200.The specific operation process of the outer trachea puncture casing of this introversion comprises the following steps: 1. patient goes pillow flat sleeping, and doctor at patient skin surface determination puncture position, and uses marking pen labelling, routine disinfection drape; 2. insert above trachea carina by bronchoscope, bending camera lens makes light source form hot spot at skin surface, and adjustment camera lens enters the degree of depth of trachea, hot spot is overlapped with body surface mark, records the now degree of depth of camera lens in trachea, then pull out camera lens; 3. insert the camera lens with pushing seal wire 200 and sleeve body 300, the degree of depth in placed-depth refer step 2, bending camera lens is most advanced and sophisticated, again adjusts camera lens penetration depth, hot spot is overlapped with body surface marking; 4. firmly sleeve body 300 is pressed to tracheal wall top, make puncture needle 340 in the stressed rear relief sleeve of the card article 330 of this sleeve pipe front end.Puncture needle 340 excites at sleeve pipe inner spring 360 and stretches out sleeve outer wall through circular hole 310 down, and pierces through loose connective tissue and skin between trachea antetheca, trachea skin, is exposed to skin surface; 5. operate doctor guiding seal wire 400 is inserted by the through hole of puncture needle 340, guide seal wire 400 to enter trachea chamber by the thread eye 320 on sleeve body 300 sidewall; 6. fixing guiding seal wire 400, sleeve body 300 is extracted along guiding seal wire 400, sleeve body 300 rear end is made to be exposed to outside body surface with the connecting portion pushing seal wire 200, sleeve body 300 is firmly made to be separated with propelling movement seal wire 200 after push rod pressing fixture block 250, then pull-out pushes seal wire 200 and removes bronchoscope, pulls out sleeve body 300 along guiding seal wire 400; 7. along guiding seal wire 400 skin expansion and tracheal rings successively.
The front end pushing seal wire 200 is provided with leg-of-mutton fixture block 250, and sleeve body 300 rear end has the draw-in groove 350 mated with fixture block 250.The front end pushing seal wire 200 is connected to the rear end of sleeve body 300, to realize its propelling movement effect.Meanwhile, fixture block 250 and draw-in groove 350 all have certain flexibility, only need to exert oneself gently, just fixture block 250 can be supported into draw-in groove 350, thus sleeve body 300 is connected with propelling movement seal wire 200, simple to operation.Meanwhile, this structure can make fixture block 250 and draw-in groove 350 be connected firmly, and firmly need extract, can avoid sleeve body 300 accidental in trachea chamber during pull-out with after push rod pressing, safe and reliable.
Thread eye 320 is arranged on described sleeve body 300 sidewall, is 30 ° with the inclination angle of sidewall, to guide seal wire 400 to move smoothly through.
Puncture needle 340 rear end cover has flexible guide pipe 370, and described guide pipe 370 is communicated with described thread eye 320.Guide pipe 370 can guide seal wire 400 to find thread eye 320 rapidly, thus stretches into trachea chamber.
The outer trachea puncture catheter of this introversion adopts and uses puncture needle 340 to find the mode of incision point from pipe, easy to operate, accurate positioning, effectively prevent and wear out esophagus and cause the extra misery that tracheo esophageal fistula and repeated localised puncture cause to patient, compensate for the defect of existing tracheotomy technology.
Certainly, the card article 330 in above-described embodiment also can use montant and cross bar to replace, and cross bar one end is articulated with sleeve body 300 inwall, and the other end props up puncture needle 340 needle point, and middle-end is connected with elastic threads, and elastic threads is connected to sleeve body 300 inwall; Montant is through sleeve body 300 front end, and it is outside that one end is positioned at sleeve body 300, and the other end is positioned at sleeve body 300 inside and props up cross bar.Elastic threads can offset the elastic force of spring 360, makes cross bar can prop up puncture needle 340.During operation, make the top of montant firmly remove conflict tracheal wall, make montant produce active force in the other direction.Cross bar can rotate under the opposite direction active force of montant, thus unclamps puncture needle 340, triggers spring 360.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for a person skilled in the art, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. the outer trachea puncture catheter of introversion, it is characterized in that, comprise sleeve body and guide seal wire, the spring being in compressive state is provided with in described sleeve body, described spring is connected with puncture needle, be provided with for stretching into the through hole guiding seal wire in described puncture needle, described through hole direction is identical with described needle length direction, described sleeve body is provided with prop up described puncture needle but stressed after can unclamp card article, circular hole, thread eye and push seal wire, when described card article unclamps, described puncture needle stretches out described circular hole and wears out trachea.
2. the outer trachea puncture catheter of introversion according to claim 1, it is characterized in that, the front end of described propelling movement seal wire is provided with leg-of-mutton fixture block, and described sleeve body rear end has the draw-in groove mated with described fixture block.
3. the outer trachea puncture catheter of introversion according to claim 1, it is characterized in that, described card article is " V " shape, its tip is articulated with the front end of described sleeve body, one side arm is positioned at described sleeve body inside and props up the needle point of described puncture needle, it is outside that another side arm is positioned at described sleeve body, and the side arm being wherein positioned at described sleeve body inside is connected with elastic threads, and described elastic threads is connected on described sleeve body inwall.
4. the outer trachea puncture catheter of introversion according to claim 1, it is characterized in that, described thread eye is arranged on described sleeve body sidewall, is 30 ° with the inclination angle of sidewall.
5. the outer trachea puncture catheter of introversion according to claim 1, is characterized in that, described puncture needle rear end cover has flexible guide pipe, and described guide pipe is communicated with described thread eye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420614170.4U CN204121131U (en) | 2014-10-22 | 2014-10-22 | Introversive outer trachea puncture catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420614170.4U CN204121131U (en) | 2014-10-22 | 2014-10-22 | Introversive outer trachea puncture catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204121131U true CN204121131U (en) | 2015-01-28 |
Family
ID=52377526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420614170.4U Expired - Fee Related CN204121131U (en) | 2014-10-22 | 2014-10-22 | Introversive outer trachea puncture catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204121131U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107137133A (en) * | 2017-05-05 | 2017-09-08 | 李兴川 | Bronchoscope taking foreign body pin |
| CN107582206A (en) * | 2017-09-06 | 2018-01-16 | 中国农业科学院兰州畜牧与兽药研究所 | A kind of milk cow ovarian cyst puncture needle |
| CN111214742A (en) * | 2018-11-26 | 2020-06-02 | 新加坡国立大学 | Device for transoral tracheotomy and method of making same |
-
2014
- 2014-10-22 CN CN201420614170.4U patent/CN204121131U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107137133A (en) * | 2017-05-05 | 2017-09-08 | 李兴川 | Bronchoscope taking foreign body pin |
| CN107582206A (en) * | 2017-09-06 | 2018-01-16 | 中国农业科学院兰州畜牧与兽药研究所 | A kind of milk cow ovarian cyst puncture needle |
| CN107582206B (en) * | 2017-09-06 | 2024-03-22 | 中国农业科学院兰州畜牧与兽药研究所 | Cow ovarian cyst puncture needle |
| CN111214742A (en) * | 2018-11-26 | 2020-06-02 | 新加坡国立大学 | Device for transoral tracheotomy and method of making same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150128 Termination date: 20201022 |