CN209548493U - Double-cavity bronchial cannula - Google Patents
Double-cavity bronchial cannula Download PDFInfo
- Publication number
- CN209548493U CN209548493U CN201820312251.7U CN201820312251U CN209548493U CN 209548493 U CN209548493 U CN 209548493U CN 201820312251 U CN201820312251 U CN 201820312251U CN 209548493 U CN209548493 U CN 209548493U
- Authority
- CN
- China
- Prior art keywords
- tracheal catheter
- alar part
- double
- tip
- aperture
- 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
Links
Abstract
The utility model discloses a kind of double-cavity bronchial cannulas, it includes left and right tracheal catheter, the tube wall of right side tracheal catheter is equipped with aperture, second cuff is set on the tracheal catheter of right side and is connected with the second inflation connecting tube, second cuff includes ring part and alar part, and ring part is sleeved on the tube wall of right side tracheal catheter and in aperture far from the upper edge of right side endotracheal tube tip；Alar part is connected with ring part, which is semi-surrounding structure, and the tube wall just opposite with aperture is wrapped up by alar part on the tracheal catheter of right side.Above-mentioned double-cavity bronchial cannula, ring part plays the role of being connected with the tube wall of right side tracheal catheter, the alar part of semi-surrounding structure then primarily serves the effect of fixed right side tracheal catheter, and after inflation, ring part and alar part expand the centre for keeping right side tracheal catheter to be located at right side tracheae jointly.Alar part then increases the contact area with right side tracheae, so that tracheal catheter fixation in right side is stronger.
Description
Technical field
The utility model relates to the field of medical instrument technology, and in particular to a kind of double-cavity bronchial cannula.
Background technique
Trachea cannula is to establish artificial airway, and it is important to ensure that respiratory smooth, body oxygen demand are drained with carbon dioxide
Measure is the essential basic fundamental of modern anaesthesia.Emergency trachea microcatheter technology has become CPR and with breathing
Important measures during the Severe acute disease patient rescue of dysfunction, are common important rescue technologies in rescue service, are
Most widely used in management of respiratory, most effective, most efficiently one of means, are the basic skills that medical worker must skillfully grasp
Can, play the role of to rescue patient vitals, reduction case fatality rate vital.And tracheae endocrine or different can be sucked out in time
Object prevents foreign matter from entering respiratory tract, keeps respiratory passage unblocked, and progress effectively is manually or mechanically ventilated, prevent patient's anoxic with
Carbon dioxide retention.Trachea cannula whether rapidly and be smoothly directly related to the success or not of rescue, patient can safe transit
And the prognosis situation of patient.And the tracheal catheter of various types and model is essential tool in endotracheal intubation.Tracheae
The effect of conduit is mainly: establishing artificial airway, carries out to connect breathing apparatus or other assisted ventilation units to patient
Assisted respiartion or control breathe the respiratory function to improve or maintain patient.
It includes left side type and the right side that used double-cavity bronchial cannula when lung isolation (one-lung ventilation) is carried out in clinical anesthesia
Side type, right-sided double-lumen endobronchial cannula primarily to guarantee right side one-lung ventilation, traditional right-sided double-lumen endobronchial cannula
The disadvantage is that: due to the factors such as the position in the anatomic differences of patient, operation changes, the selection of catheter model is improper, frequently result in
Right side tracheal catheter is not fixed firmly, so that catheter tip damages air flue, is influenced surgical procedures process, is caused operation risk
Increase.
Utility model content
The purpose of this utility model is to provide a kind of fixation is stronger, the two-chamber branch gas of operation risk can effectively reduce
Cannula.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of double-cavity bronchial cannula, including the left side tracheal catheter and right side tracheal catheter being connected, the first cuff
It is set on the left side tracheal catheter and right side tracheal catheter, the first inflation connecting tube is connected with first cuff；It is described
The tube wall of right side tracheal catheter is equipped with aperture, and the aperture is close to the tip of the right side tracheal catheter；Second cuff is set in
Tip on the right side tracheal catheter and close to the right side tracheal catheter, the second inflation connecting tube are connected with second cuff
It is logical；Second cuff includes:
One ring part is sleeved on the tube wall of the right side tracheal catheter and in the aperture far from right side tracheae
The upper edge of catheter tip；The inner wall of the ring part is tightly attached in the outside wall surface of the right side tracheal catheter；
One alar part is connected with the ring part；The alar part is semi-surrounding structure, on the right side tracheal catheter with institute
The just opposite tube wall of aperture is stated to be wrapped up by the alar part；
The ring part and/or the alar part are connected with the second inflation connecting tube.
Preferably, the right side tracheal catheter is located at the middle position of the ring part.
Preferably, the cross section of the ring part is any one of circle, ellipse, equilateral triangle, quadrangle.
Preferably, the inner wall of the alar part is the arcwall face to fit with the right side tracheal catheter tube wall.
Preferably, the extending direction of the alar part is identical as the extending direction of the aperture, towards the right side gas
The tip of pipe conduit extends.
Preferably, close to the right side on the lower edge of right side endotracheal tube tip and the alar part in the aperture
The leading edge of endotracheal tube tip is aligned.
Preferably, the lower edge in the aperture close to right side endotracheal tube tip is located on the alar part close to the right side
Before the leading edge of side endotracheal tube tip.
Preferably, the ring part and the alar part are connected, it is an integral molding structure.
Preferably, the knuckle hook for fitting with left side tracheae is provided on the tube wall of the right side tracheal catheter,
The knuckle hook is arranged close to the ring part.
Preferably, the junction of the knuckle hook and the right side tracheal catheter is arc transition.
Double-cavity bronchial cannula provided by the utility model is sleeved on the second cuff on the tracheal catheter of right side by ring
Shape portion and alar part composition, ring part play the role of being connected with the tube wall of right side tracheal catheter, the alar part of semi-surrounding structure
The effect for then primarily serving fixed right side tracheal catheter, after inflation, ring part and alar part expand holding right side tracheal catheter jointly
Positioned at the centre of right side tracheae.Alar part increases the contact area with right side tracheae, so that right side tracheal catheter is fixed more
Add securely, and reduce the pressure to right side tracheae tube wall, reduces right side tracheae and the probability damaged occur, while alar part only will
The tube wall of right side tracheal catheter wraps up, and aperture is exposed, so that ventilation is more smooth, reduces operation risk.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only to record in the utility model
Some embodiments be also possible to obtain other drawings based on these drawings for those of ordinary skill in the art.
Fig. 1 is the structural schematic diagram of existing double-cavity bronchial cannula；
Fig. 2 is the partial view of double-cavity bronchial cannula provided by the embodiment of the utility model；
Fig. 3 is the usage state diagram of double-cavity bronchial cannula provided by the embodiment of the utility model.
Description of symbols:
1, left side tracheal catheter；2, right side tracheal catheter；21, aperture；22, knuckle hook；3, the first cuff；4, the first inflation
Connecting tube；5, the second cuff；51, ring part；52, alar part；6, the second inflation connecting tube.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with attached drawing pair
The utility model is further detailed.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or the terminal device that include a series of elements not only include those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or end
The intrinsic element of end equipment.In the absence of more restrictions, being limited by sentence " including ... " or " including ... "
Element, it is not excluded that there is also other elements in process, method, article or the terminal device for including the element.This
Outside, herein, " being greater than ", " being less than ", " being more than " etc. are interpreted as not including this number；" more than ", " following ", " within " etc. understand
Being includes this number.
As shown in Figure 1, a kind of double-cavity bronchial cannula comprising left side tracheal catheter 1, right side tracheal catheter 2, first set
Capsule 3, first inflates connecting tube 4, the second cuff 5 and the second inflation connecting tube 6.Wherein, left side tracheal catheter 1 and right side tracheae are led
Pipe 2 is connected, and the length of the left side tracheal catheter 1 is less than the length of the right side tracheal catheter 2, left side tracheal catheter 1
After being connected with right side tracheal catheter 2, the back segment of the two is aligned, and the tip of the right side tracheal catheter 2 reaches the left side
Except the tip of side tracheal catheter 1.First cuff 3 is set on the left side tracheal catheter 1 and right side tracheal catheter 2, this
One cuff 3 close to the tip of the left side tracheal catheter 1, and the tip of the left side tracheal catheter 1 slightly stretch out the first cuff 3 it
Outside, the first inflation connecting tube 4 is connected with first cuff 3.The tube wall of the right side tracheal catheter 2 is equipped with aperture 21,
The aperture 21 is referred to as Mo Feikong.Close to the tip of the right side tracheal catheter 2, the second cuff 5 is set in described for this aperture 21
Tip on right side tracheal catheter 2 and close to the right side tracheal catheter 2, the second inflation connecting tube 6 are connected with second cuff 5
It is logical.The volume of first cuff 3 is greater than the volume of second cuff 5.
As shown in Figures 2 and 3, in the present embodiment, second cuff 5 includes a ring part 51 and an alar part 52, is
Convenient for manufacture and for the ease of being inflated by the second inflation connecting tube 6 to the second cuff 5, then preferably, the ring part
51 and the alar part 52 be connected, be an integral molding structure.
Edge in aperture 21 on the tube wall of right side tracheal catheter 2 far from 2 tip of right side tracheal catheter is top edge, is leaned on
The edge at nearly 2 tip of right side tracheal catheter is lower edge.Ring part 51 is sleeved on the tube wall of the right side tracheal catheter 2 simultaneously
Close to the upper edge of the aperture 21.The inner wall of the ring part 51 is tightly attached in the outside wall surface of the right side tracheal catheter 2.
Ring part 51 plays the role of being connected with the tube wall of right side tracheal catheter 2.In order to enable right side tracheal catheter 2 and ring part
51 connections are more firm, and right side tracheal catheter 2 after 51 inflation of ring part is more uniformly stressed, then preferably,
Right side tracheal catheter 2 is arranged in the middle position of the ring part 51.In this way, inner wall applies after 51 inflation of ring part
Power to 2 outside wall surface of right side tracheal catheter is then in admirable proportion, and is not easy to cause to damage to the tube wall of right side tracheal catheter 2.
Alar part 52 is connected with the ring part 51, which is semi-surrounding structure, on the right side tracheal catheter 2 with
The just opposite tube wall of the aperture 21 is wrapped up by the alar part 52.Alar part 52 has primarily served fixed right side tracheal catheter 2
Effect.Preferably, the inner wall of the alar part 52 is the arcwall face to fit with 2 tube wall of right side tracheal catheter, in this way, right
Side tracheal catheter 2 is not susceptible to shake in the alar part 52, and fixation is stronger, and tip will not cause to scratch to tracheae.
The second inflation connecting tube 6 can be connected with one or both in the ring part 51 and the alar part 52, use
It is inflated in second cuff 5, when the second inflation connecting tube 6 is all connected to ring part 51 and alar part 52, the inflation used time is most short.
Above-mentioned double-cavity bronchial cannula is sleeved on the second cuff 5 on the tracheal catheter 2 of right side by ring part 51 and alar part
52 compositions, ring part 51 play the role of being connected with the tube wall of right side tracheal catheter 2, and the alar part 52 of semi-surrounding structure is then led
Play the role of fixed right side tracheal catheter 2, after inflation, keeps right side tracheae to lead after ring part 51 and the common expansion of alar part 52
Pipe 2 is located at the centre of right side tracheae.It the cross section of the ring part 5 can be in circle, ellipse, equilateral triangle, quadrangle
It is any.Round and ellipse, without corner angle, will not cause to scratch then more it is easier that ring part 5 is inflated uniformly to tracheae.
And equilateral triangle and quadrilateral structure are more firm, in order to avoid causing to scratch to tracheae, when the cross section of ring part 5 is three
It is also all fillet at chamfering when angular or quadrangle.
Alar part 52 increases effectively the contact area with right side tracheae, so that the fixation of right side tracheal catheter 2 is more firm
Gu and reduce pressure to right side tracheae tube wall, reduce right side tracheae and the probability damaged occur, while alar part 52 only will be right
The tube wall of side tracheal catheter 2 wraps up, and aperture 21 is exposed, so that ventilation is more smooth, reduces operation risk.
Due to being provided with aperture 21 on right side tracheal catheter 2, so that lack effectively support between the tracheae of right side herein, it is right
Side tracheal catheter 2 is easy to happen shaking, for this purpose, it is further preferred that the extending direction of the alar part 52 and the aperture 21
Extending direction is identical, extends towards the tip of the right side tracheal catheter 2, in this way, no matter aperture 21 is much, alar part 52 can
Enough tube walls in the opposite right side tracheal catheter 2 of lower section support aperture 21, after inflation, alar part 52 is contacted with right side tracheae tube wall
And contact area is sufficiently large, will not also shake completely at the aperture 21 of right side tracheal catheter 2, then at tip just completely not
Right side tracheae tube wall can be damaged, the risk of operation is reduced.
As shown in Figures 2 and 3, the rear portion of the alar part 52 is connected with the ring part 51, and the front of the alar part 52 has one
Edge, this edge is close to 2 tip of right side tracheal catheter, for the ease of clear narration, by alar part 52 close to the right side tracheal catheter
The edge at tip is in for leading edge.
As previously mentioned, the edge in aperture 21 close to 2 tip of right side tracheal catheter is lower edge.
Alar part 52 aperture 21 can be taken be completely covered with endless all standing two ways, when using be completely covered when, such as
Shown in Fig. 3, the lower edge of the aperture 21 is aligned with the leading edge of the alar part 52, so, 21 faces of whole apertures
Right side tracheal catheter 2 tube wall by 52 supports of alar part.When using endless all standing, as shown in Fig. 2, the aperture 21
Lower edge be located at before the leading edge of the alar part 52, that is to say, that before tracheal catheter 2 does not shake on the right side of the guarantee
It puts, the leading edge of the alar part 52 does not extend out the lower edge of the aperture 21, the right side tracheae of 21 faces of part open
The tube wall of conduit 2 is by 52 supports of alar part, in this way, the materials'use of alar part 52 can be reduced, helps to reduce production cost.
On the basis of above-described embodiment, as shown in figure 3, in order to further enhance right side tracheal catheter 2 in right side gas
Stability in pipe is then provided with the knuckle for fitting with left side tracheae on the tube wall of the right side tracheal catheter 2
Hook 22, the knuckle hook 22 are arranged close to the ring part 51.In this way, right side tracheal catheter 2 extend into right side tracheae after intubation, and
Knuckle hook 22 then hangs over dividing at column and fitting with the tube wall of left side tracheae for left side tracheae and right side tracheae, so that performing the operation
When right side tracheal catheter 2 on the extending direction of right side tracheae will not inside play, reduce the risk of operation.And in order to keep away
Exempt from that tracheae is caused to damage, be further improved ground, the junction of the knuckle hook 22 and the right side tracheal catheter 2 uses circular arc
Transition, left side tracheae and right side tracheae divide at column and arc contact, avoid the appearance of damage.It is shown for the ease of manufacture
Knuckle hook 22 is connected with right side tracheal catheter 2, can pass through the integrated molding by way of injection molding.
It is above that certain exemplary embodiments of the utility model are only described by way of explanation, undoubtedly, for
Those skilled in the art can be with a variety of different without departing from the spirit and scope of the utility model
Mode is modified described embodiment.Therefore, above-mentioned attached drawing and description are regarded as illustrative in nature, and should not be construed as
Limitation to the utility model claims protection scope.
Claims (10)
1. a kind of double-cavity bronchial cannula, including the left side tracheal catheter and right side tracheal catheter being connected, first set cuff
It is located on the left side tracheal catheter and right side tracheal catheter, the first inflation connecting tube is connected with first cuff；The right side
The tube wall of side tracheal catheter is equipped with aperture, and the aperture is close to the tip of the right side tracheal catheter；Second cuff is set in institute
It states on the tracheal catheter of right side and close to the tip of the right side tracheal catheter, the second inflation connecting tube is connected with second cuff；
It is characterized in that, second cuff includes:
One ring part is sleeved on the tube wall of the right side tracheal catheter and in the aperture far from right side tracheal catheter
The upper edge at tip；The inner wall of the ring part is tightly attached in the outside wall surface of the right side tracheal catheter；
One alar part is connected with the ring part；The alar part is semi-surrounding structure, is opened on the right side tracheal catheter with described
The just opposite tube wall in hole is wrapped up by the alar part；
The ring part and/or the alar part are connected with the second inflation connecting tube.
2. double-cavity bronchial cannula according to claim 1, which is characterized in that the right side tracheal catheter is located at the ring
The middle position in shape portion.
3. double-cavity bronchial cannula according to claim 1, which is characterized in that the cross section of the ring part be it is round,
Any one of ellipse, equilateral triangle, quadrangle.
4. double-cavity bronchial cannula according to claim 1, which is characterized in that the inner wall of the alar part be and the right side
The arcwall face that side tracheal catheter tube wall fits.
5. double-cavity bronchial cannula according to claim 1, which is characterized in that the extending direction of the alar part is opened with described
The extending direction in hole is identical, extends towards the tip of the right side tracheal catheter.
6. double-cavity bronchial cannula according to claim 5, which is characterized in that close to right side tracheal catheter in the aperture
The lower edge at tip is aligned with the leading edge on the alar part close to the right side endotracheal tube tip.
7. double-cavity bronchial cannula according to claim 5, which is characterized in that close to right side tracheal catheter in the aperture
The lower edge at tip is located on the alar part before the leading edge of the right side endotracheal tube tip.
8. double-cavity bronchial cannula according to claim 1, which is characterized in that the ring part and the alar part are linked to be one
Body is an integral molding structure.
9. double-cavity bronchial cannula according to any one of claim 1 to 8, which is characterized in that the right side tracheae is led
The knuckle hook for fitting with left side tracheae is provided on the tube wall of pipe, which is arranged close to the ring part.
10. double-cavity bronchial cannula according to claim 9, which is characterized in that the knuckle hook and the right side tracheae
The junction of conduit is arc transition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820312251.7U CN209548493U (en) | 2018-03-07 | 2018-03-07 | Double-cavity bronchial cannula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820312251.7U CN209548493U (en) | 2018-03-07 | 2018-03-07 | Double-cavity bronchial cannula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209548493U true CN209548493U (en) | 2019-10-29 |
Family
ID=68297491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820312251.7U Expired - Fee Related CN209548493U (en) | 2018-03-07 | 2018-03-07 | Double-cavity bronchial cannula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209548493U (en) |
-
2018
- 2018-03-07 CN CN201820312251.7U patent/CN209548493U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104491976A (en) | Visible tracheal catheter and bronchus blocking tube connecting tube | |
| CN201978294U (en) | Single-chamber trachea catheter possessing functions of phlegm suction and single or double lung ventilation | |
| CN203220662U (en) | Three-cuff double-lumen bronchial catheter | |
| CN204428601U (en) | A kind of invisible tracheal catheter combines pipe with bronchus shutoff pipe | |
| CN203663204U (en) | Medical endotracheal intubation connection head | |
| CN202961429U (en) | Double saccule trachea cannula | |
| CN209548493U (en) | Double-cavity bronchial cannula | |
| CN209437841U (en) | A kind of digestive endoscopy oxygen absorption type oropharyngeal airway | |
| CN206120893U (en) | Two -chamber does not have removable conduit type laryngeal mask of non - anticipated nature of bag | |
| CN209809243U (en) | Novel tracheal catheter | |
| CN204972601U (en) | Can appraise formula endotracheal tube | |
| CN210813292U (en) | Damage-preventing trachea cannula | |
| CN111603226B (en) | Severe medical science branch of academic or vocational study is supported with breathing with unobstructed ware of gas channel | |
| CN211068564U (en) | Improved right-side double-cavity bronchial catheter | |
| CN203971115U (en) | A kind of tracheal intubation | |
| Sinha et al. | Supraglottic airway devices other than laryngeal mask airway and its prototypes | |
| CN208770615U (en) | Disposably every empty set tubular type tracheostomy tube | |
| CN208481837U (en) | A kind of air bag expansion formula trachea cannula | |
| CN206138542U (en) | But trachea cannula of trachea surface anesthesia function | |
| CN207562194U (en) | A kind of dual-purpose tracheal catheter of the double lungs of list | |
| CN217311503U (en) | High-frequency jet ventilation tracheal catheter | |
| CN205339787U (en) | Special side opening list chamber bronchus shutoff pipe of bronchofiberscope operation general anesthesia | |
| CN203425343U (en) | Novel endotracheal tube for children | |
| CN208989961U (en) | A kind of selectivity light transmission tracheal catheter | |
| CN204723553U (en) | A kind of one-lung ventilation endotracheal tube |
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: 20191029 Termination date: 20200307 |