CN207734435U - A kind of tracheostomy cannula - Google Patents
A kind of tracheostomy cannula Download PDFInfo
- Publication number
- CN207734435U CN207734435U CN201720247242.XU CN201720247242U CN207734435U CN 207734435 U CN207734435 U CN 207734435U CN 201720247242 U CN201720247242 U CN 201720247242U CN 207734435 U CN207734435 U CN 207734435U
- Authority
- CN
- China
- Prior art keywords
- side opening
- inner sleeve
- outer tube
- tracheostomy cannula
- patient
- Prior art date
- 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
The utility model is related to the field of medical instrument technology, specifically a kind of tracheostomy cannula, including outer tube and inner sleeve, the outer tube and inner sleeve open up outer tube side opening and inner sleeve side opening respectively in back side close to the position of glottis, and the position of the outer tube side opening and inner sleeve side opening, which corresponds to, to be overlapped.It is realized while the utility model has the beneficial effects that retaining throat's art mouth intubation and restores the original normal physiological air flue of patient and transitional period air-flow is made to be bonded original normal physiology channel as possible, help to restore original physiology air flue.Moreover, it can also realize the transition laundering period for extending patient's autonomous respiration, the tracheostomy cannula can not only realize that gas is flowed directly into external function along the pipeline of tracheostomy cannula by existing tracheostomy cannula by lung, and can be when being changed without, not taking out tracheostomy cannula, while realizing the effect of the original normal physiological airway pressure of patient.
Description
Technical field
The utility model is related to the field of medical instrument technology, specifically a kind of tracheostomy cannula.
Background technology
The effect of existing tracheostomy cannula is in emergency situations, by air-flow by lung along tracheostomy cannula
Pipeline flows directly into vitro.After patient gradually restores physiological function and when being ready for the self breathing of direct oral cavity nasal cavity, meeting
There are one the periods adapted to, i.e., before pulling out tracheostomy cannula, can first be blocked to the pipe cap of inner sleeve, due to stretching into air flue
Outer tube periphery there is no an effect of air bag, lung generates to be passed through in the gap that gas can be small between outer tube and air flue,
Tube drawing is carried out again.But the time of this adaptation process is shorter, and after having pulled out existing tracheostomy cannula, once independently exhale
It inhales unsuccessful, it is also necessary to patient is intubated again, not only cause the pain of patient, and be easy to cause infection.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, while providing a kind of reservation throat art mouth intubation
It realizes and restores the original normal physiological air flue of patient, and the tracheae for making transitional period air-flow be bonded original normal physiology channel as possible is cut
Open casing.
In order to achieve the above object, the utility model provides a kind of tracheostomy cannula, including outer tube and inner sleeve,
The outer tube and inner sleeve open up outer tube side opening and inner sleeve side opening respectively in back side close to the position of glottis, this is outer
The position of casing side opening and inner sleeve side opening, which corresponds to, to be overlapped.This is set up after pulling out existing tracheostomy cannula carries side opening
Tracheostomy cannula, due to the side opening position consistency on outer tube and inner sleeve, lung generate air-flow can be straight through inner sleeve
It connects and glottis is discharged and flowed to from side opening, not only remained throat's art mouth intubation at this time, but also can realize the autonomous respiration of patient, and increased
The tube drawing laundering period of patient.
On this basis, the utility model proposes a kind of tracheaes for the transition laundering period that can extend patient's autonomous respiration
Casing is cut, the tracheostomy cannula can not only realize that existing tracheostomy cannula is cut gas by lung along tracheae
The pipeline for opening casing flows directly into external function, and can be when being changed without, not taking out tracheostomy cannula, while realizing patient
The effect of original normal physiological airway pressure.
Preferably, it is arranged locating part between the laryngeal mask of the outer tube and the pipe cap of the inner sleeve.It is needing to disease
People carries out under the emergency situations of tracheostomy tube, and the tracheostomy cannula with side opening is installed in the throat of patient, due to
Locating part is equipped between the laryngeal mask of outer tube and the pipe cap of inner sleeve, the position of outer tube side opening and inner sleeve side opening separates
Misaligned, air-flow is flowed directly into vitro by lung along the pipeline of tracheostomy cannula；After patient gradually restores physiological function
And when being ready for the self breathing of direct oral cavity nasal cavity, locating part is removed, outer tube side opening and inner sleeve side opening return at this time
The position originally overlapped, the air-flow that lung generates can directly be discharged from side opening through inner sleeve and flow to glottis, both remain at this time
Throat's art mouth intubation, and can realize the autonomous respiration of patient, increase the tube drawing laundering period of patient.It can be by adding or removing the limit
Position part realizes passive, actively breathing to replace.
Preferably, the locating part is annular in shape, and side opening is opened up on the locating part.The geomery of locating part can root
Set according to the size of internal and external casing, the setting of cyclic structure and side opening convenient for locating part installation with remove.
It is realized while the utility model has the beneficial effects that retaining throat's art mouth intubation and restores the original normal physiological of patient
Air flue simultaneously makes transitional period air-flow be bonded original normal physiology channel as possible, helps to restore original physiology air flue.Not only such as
This, moreover it is possible to realize that the transition laundering period for extending patient's autonomous respiration, the tracheostomy cannula can not only realize existing gas
Pipe cuts casing and gas is flowed directly into external function along the pipeline of tracheostomy cannula by lung, and can be changed without,
When not taking out tracheostomy cannula, while realizing the effect of the original normal physiological airway pressure of patient.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of outer tube in the utility model；
Fig. 3 is the structural schematic diagram of inner sleeve in the utility model；
Fig. 4 is the structural schematic diagram of embodiment 2 in the utility model；
Fig. 5 is the structural schematic diagram of spacing ring in the utility model.
Wherein：
1- outer tube 2- inner sleeve 3- spacing rings
11- outer tube side opening 21- inner sleeve side opening 31- side openings
Specific implementation mode
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Embodiment 1：
A kind of tracheostomy cannula as shown in FIG. 1 to 3, including outer tube 1 and inner sleeve 2, the outer tube 1 and interior
Casing 2 opens up outer tube side opening 11 and inner sleeve side opening 12 respectively in back side close to the position of glottis, the outer tube side opening
11 and inner sleeve side opening 12 position correspond to overlap.
When preparing tube sealing, original tracheostomy cannula is pulled out to and set up the tracheostomy cannula for carrying side opening, is made
There are one the processes adapted to by patient.After setting up the tracheostomy cannula with side opening, due to the side on outer tube and inner sleeve
Hole site is consistent, and the air-flow that lung generates can directly be discharged through inner sleeve from side opening and flow to glottis (in such as Fig. 1 A to shown),
Throat's art mouth intubation had not only been remained at this time, but also can realize the autonomous respiration of patient, increased the tube drawing laundering period of patient.
Embodiment 2：
Remaining is with embodiment 1, outer tube as described in a kind of tracheostomy cannula shown in Fig. 2~Fig. 5, in the outer tube 1
Laryngeal mask and the pipe cap of the inner sleeve 2 between be arranged locating part 3.
The locating part 3 is annular in shape, and side opening 31 is opened up on the locating part 3.
Under the emergency situations for needing to carry out tracheostomy tube to patient, the tracheostomy cannula with side opening is installed
In the throat of patient, due to being equipped with locating part between the laryngeal mask of outer tube and the pipe cap of inner sleeve, outer tube side opening and interior
The position of casing side opening is separately misaligned, and air-flow is flowed directly into vitro by lung along the pipeline of tracheostomy cannula；Work as patient
Gradually after recovery physiological function and when being ready for the self breathing of direct oral cavity nasal cavity, locating part is removed, at this time outer tube side opening
And inner sleeve side opening returns to the position originally overlapped, the air-flow that lung generates directly can be discharged from side opening and flow to through inner sleeve
Glottis had not only remained throat's art mouth intubation, but also can realize the autonomous respiration of patient at this time, increased the tube drawing laundering period of patient.
Passive, actively breathing can be alternately realized by adding or removing locating part.
The preferred embodiment created to the utility model above is illustrated, but the utility model is created not
It is limited to the embodiment described, those skilled in the art can be under the premise of without prejudice to the utility model creative spirit
Various equivalent modifications or replacement is made, these equivalent modifications or replacement are all contained in model defined by the application claim
In enclosing.
Claims (1)
1. a kind of tracheostomy cannula, including outer tube (1) and inner sleeve (2), which is characterized in that the outer tube (1) and interior
Casing (2) opens up outer tube side opening (11) and inner sleeve side opening (12), the housing respectively in back side close to the position of glottis
The position of pipe side opening (11) and inner sleeve side opening (12), which corresponds to, to be overlapped；
It is arranged locating part (3) between the laryngeal mask and the pipe cap of the inner sleeve (2) of the outer tube (1)；
The locating part (3) annularly, side opening (31) is opened up on the locating part (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720247242.XU CN207734435U (en) | 2017-03-14 | 2017-03-14 | A kind of tracheostomy cannula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720247242.XU CN207734435U (en) | 2017-03-14 | 2017-03-14 | A kind of tracheostomy cannula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207734435U true CN207734435U (en) | 2018-08-17 |
Family
ID=63114376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720247242.XU Expired - Fee Related CN207734435U (en) | 2017-03-14 | 2017-03-14 | A kind of tracheostomy cannula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207734435U (en) |
-
2017
- 2017-03-14 CN CN201720247242.XU patent/CN207734435U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180817 Termination date: 20190314 |