CN205549179U - Double -cavity bronchial cannula - Google Patents
Double -cavity bronchial cannula Download PDFInfo
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- CN205549179U CN205549179U CN201620249226.XU CN201620249226U CN205549179U CN 205549179 U CN205549179 U CN 205549179U CN 201620249226 U CN201620249226 U CN 201620249226U CN 205549179 U CN205549179 U CN 205549179U
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- airway
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Abstract
The utility model relates to the field of medical equipment, especially, relate to a double -cavity bronchial cannula. It is including an endotracheal tube, the pipe of ventilating, outer takeover, first set of bag, wire spring and joint, the one end of pipe of ventilating is connected with endotracheal tube's one end, the other end of pipe of ventilating is provided with the four -way connection, the one end that the pipe of ventilating was kept away from to the four -way connection is provided with two outer takeovers, the outer one end of keeping away from the pipe of ventilating of taking over is provided with the joint, be provided with the wire spring in the endotracheal tube, be provided with first set of bag on endotracheal tube's the outer wall, prop up endotracheal tube and ventilate the setting of pipe disalignment, ventilate be provided with on the lateral wall of pipe with an air inflation catheter of first set of bag intercommunication, endotracheal tube, ventilate pipe and outer material of taking over are silica gel. The utility model discloses can make that the cuff changes insert the human body in, also convenient gaseous circulation simultaneously, avoid buckling of an endotracheal tube, reduced gaseous blockage, biocompatibility can be better, and littleer to the damage of human body.
Description
Technical field
This utility model relates to medical instruments field, props up gas in particular to a kind of two-chamber
Cannula.
Background technology
Double-cavity bronchial cannula in use, needs to insert patient's trachea, by the sick side of patient
Lung and strong side lung separate, to prevent secretions and pathogen from sending out or to occur acute respiratory to obstruct
The danger of resistance.It is mainly used in single lung independent synchronization or asynchronous of thoracic operation or critical patient
Bronchial cannula.
Present double-cavity bronchial cannula in use, carefully takes out product in Packs sterilized；
Double-cavity bronchial cannula is connected firmly with cone seal lid, to avoid unexpected fracture；
Before using, in instruction ball valve, inject air, check each connecting portion such as cuff, instruction sacculus
Whether position leaks gas；During gas injection difficulty, instruction sacculus can be stretched so that it is unimpeded；Determine nothing
Gas leak phenomenon, discharges all of air with disposable syringe；Double lumen endobronchial tube is inserted
Pipe inserts patient's trachea through patient's oral area；Pass through with the disposable syringe without syringe needle
Check valve is inflated to main tracheal tampon and bronchial cuff respectively, expands to cuff and is fixed on
In patient's trachea and bronchus；Double-cavity bronchial cannula is sealed after lid is fixed respectively and connects fiber crops
Can use after liquor-saturated machine and respirator.
But, present bronchial cannula is the most easily lost, and easily makes the trachea of human body
Become damage, be also easy to cause trachea to give a discount, than the circulation being easy to gas.
Utility model content
The purpose of this utility model is to provide a kind of double-cavity bronchial cannula, above-mentioned to solve
Problem.
A kind of double-cavity bronchial cannula is provided, including propping up in embodiment of the present utility model
Endotracheal tube, airway, extension tube attached, the first cuff, wire spring and joint；
One end of described airway is connected with one end of described bronchial catheter；
Described airway is provided with four-way connection away from one end of bronchial catheter；
Described four-way connection away from one end of described airway be provided with two described external
Pipe；
Described extension tube attached is provided with described joint away from one end of described four-way connection；
Described wire spring it is provided with in described bronchial catheter；
Described first cuff it is provided with on the outer wall of described bronchial catheter；
Described bronchial catheter is not coaxially disposed with described airway；
The first inflating catheter it is provided with on the sidewall of described airway；
Described first inflating catheter connects with described first cuff, for described first cuff
Inflation；
The material of described bronchial catheter, described airway and described extension tube attached is silica gel.
Further, two venting cavities it are provided with in described airway；
One end of two described venting cavities connects with two described extension tube attached respectively；
The other end of two described venting cavities connects with described bronchial catheter.
Further, described airway is on the outer wall of one end of described bronchial catheter
It is provided with the second cuff；
The second inflating catheter it is provided with on the sidewall of described airway；
Described second inflating catheter connects with described second cuff, for described second cuff
Inflation.
Further, it is provided with aluminium wire in described airway and described extension tube attached；
Described aluminium wire connects described extension tube attached one end away from described airway.
Further, between axis and the axis of described airway of described bronchial catheter
Angle be 150 °-160 °.
Further, between axis and the axis of described airway of described bronchial catheter
Angle be 155 °.
Further, described first inflating catheter is arranged on the inwall of described airway.
Further, described airway removably connects with described extension tube attached.
Further, described airway is tightly connected with described extension tube attached.
Further, the material of described wire spring is band steel.
The double-cavity bronchial cannula that this utility model provides, is arranged on the first cuff and props up
On endotracheal tube, and bronchial catheter and airway the most coaxial, say, that set
Capsule is provided with angle with the inlet end of airway；Steel it is provided with in bronchial catheter
Silk spring, it is to avoid the bending of bronchial catheter, decreases the obstruction of gas；To prop up
The material of endotracheal tube, airway and extension tube attached is set to silica gel, biocompatibility
Can be more preferable, and the damage to human body is less.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or skill of the prior art
Art scheme, below by detailed description of the invention or description of the prior art required use attached
Figure is briefly described, it should be apparent that, the accompanying drawing in describing below is of the present utility model
Some embodiments, for those of ordinary skill in the art, are not paying creative labor
On the premise of Dong, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of this utility model double-cavity bronchial cannula.
Reference:
1: two-chamber adnexa 2: aluminium wire 3: the second inflating catheter
4: extension tube attached 5: the first inflating catheter 6: airway
7: the second cuff 8: the first cuffs 9: bronchial catheter
10: wire spring 11: four-way connection 12: joint
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below by right
The technical solution of the utility model carries out clear, complete description.Obviously, described reality
Executing example is only a part of embodiment of this utility model rather than whole embodiments.Based on this
Embodiment in utility model, those of ordinary skill in the art are not making creative work
All other embodiments obtained by the premise of, broadly fall into the model that this utility model is protected
Enclose.
In description of the present utility model, it should be noted that term " " center ", " on ",
The orientation of the instruction such as D score, "left", "right", " vertically ", " level ", " interior ", " outward " or position
Relation of putting, for based on orientation shown in the drawings or position relationship, is for only for ease of this reality of description
Describe with novel and simplification rather than indicate or imply that the device of indication or element must have
Specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality
Novel restriction.
Additionally, term " first ", " second ", " the 3rd " are only used for describing purpose, and can not
It is interpreted as instruction or hint relative importance.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clear and definite rule
Fixed and limit, term " is installed ", " being connected ", " connection " should be interpreted broadly, such as, and can
To be fixing connection, it is also possible to be to removably connect, or be integrally connected；Can be machinery
Connect, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to by between intermediary
Connect connected, can be the connection of two element internals.For those of ordinary skill in the art
For, above-mentioned term concrete meaning in this utility model can be understood with concrete condition.
As shown in Figure 1, this utility model provides a kind of double-cavity bronchial cannula, including
Bronchial catheter 9, airway 6, extension tube attached the 4, first cuff 8, wire spring 10,
Two-chamber adnexa 1 and joint 12；
One end of described airway 6 is connected with one end of described bronchial catheter 9；
The other end of described airway 6 is provided with four-way connection 11,
Described four-way connection 11 away from described airway 6 one end connect have two described outside
Adapter 4；
Described extension tube attached 4 is provided with described joint 12 away from one end of described airway 6；
The other end of described joint 12 is provided with described two-chamber adnexa 1；
Described wire spring 10 it is provided with in described bronchial catheter 9；
Described first cuff 8 it is provided with on the outer wall of described bronchial catheter 9；
Described bronchial catheter 9 is not coaxially disposed with described airway 6；
The first inflating catheter 5 it is provided with on the sidewall of described airway 6；
Described first inflating catheter 5 connects with described first cuff 8, for described first
Cuff 8 is inflated；
The material of described bronchial catheter 9, described airway 6 and described extension tube attached 4 is equal
For silica gel.
When intubating, inserting in human body by bronchial catheter 9, two-chamber adnexa 1 connects with charge valve
Logical, open charge valve, ventilate to human body.
Wire spring 10 is arranged on the inside of bronchial catheter 9, can effectively increase a gas
The elasticity of pipe conduit 9 and hardness, when bronchial catheter 9 enters in person's windpipe, can more
The convenience added, with quick, also can reduce the misery of patient.
Meanwhile, wire spring 10 is set inside bronchial catheter 9, additionally it is possible to avoid a gas
The bending of pipe conduit 9, so avoid conduit due to bending be that the situation making gas block goes out
Existing.
Bronchial catheter 9 arranges the first cuff 8, can effectively seal bronchus, anti-
Only the gas in bronchial catheter 9 from bronchial catheter 9 so that by airway 6 and
The outside of adapter 4 is overflowed, it is ensured that being smoothed out of tracheal intubation.
When airway 6 inserts the trachea of human body, need to be provided with propping up of the first cuff 8
Endotracheal tube 9 injects human body bronchus, connects airway 6 by joint 12 and two-chamber is attached
Part 1, connects respirator by two-chamber adnexa 1 and inflates human body or clean pulmonary.
The double-cavity bronchial cannula that this utility model provides uses the first cuff 8 of low pressure Gao Rong,
Can the damage of tracheal tissue be down to minimum；Bronchial catheter 9 and airway 6 are different
Axle is arranged, and meets person's windpipe and bronchial anatomical structure；Set in bronchial catheter 9
Put wire spring 10, it is possible to contribute to being placed into internal.
It is preferred embodiment in described airway 6, to be provided with two venting cavities；
One end of two described venting cavities connects with two described extension tube attached 4 respectively；
The other end of two described venting cavities connects with described bronchial catheter.
It is preferred embodiment that described airway 6 is near described bronchial catheter 9
The second cuff 7 it is provided with on the outer wall of one end；
The second inflating catheter 3 it is provided with on the sidewall of described airway 6；
Described second inflating catheter 3 connects with described second cuff 7, for described second
Cuff 7 is inflated.
Airway 6 arranges the second cuff 7, further ensure that to produce and return
The generation that stream is inhaled by mistake.
It is preferred embodiment to be respectively provided with in described airway 6 and described extension tube attached 4
There is aluminium wire 2；
Described aluminium wire 2 connects described extension tube attached 4 one end away from described airway 6.
It is respectively provided with aluminium wire 2, it is possible to effectively ensure in two venting cavities of airway 6
The intensity of airway 6, it is simple to the insertion of airway 6.
In the present embodiment, the aluminium wire 2 in two venting cavities is same, and it is in extension tube attached
After 4 away from one end bending of airway 6, two ends have respectively entered in two venting cavities.
It is pointed out that and the present embodiment have employed aluminium wire 2, but it is not limited solely to
Aluminium wire 2, it can also be other material, such as iron wire etc., as long as it can increase ventilation
The intensity of conduit 6.
It is preferred embodiment, the axis of described bronchial catheter 9 and described airway
Angle between the axis of 6 is 150 °-160 °.
During actual application, the axis (i.e. the axis of bronchial catheter 9) of the first cuff 8 with
Angle between the axis of airway 6 is set to 150 °-160 °, by this such setting
Mode, it is possible to be more beneficial for the insertion of double-cavity bronchial cannula further.
It is preferred embodiment, the axis of described bronchial catheter 9 and described airway
Angle between the axis of 6 is 155 °.
Through experiment repeatedly and research, the axis of the present embodiment mesobronchus conduit 9 and institute
Stating the best angle between the axis of airway 6 is 155 °, and range of error is at ± 5 °.
It is preferred embodiment that described first inflating catheter 5 is arranged on described airway
On the inwall of 6.
First inflating catheter 5 is arranged on the inwall of airway 6, so at airway
During the tracheal strips that 6 are inserted into human body, the first inflating catheter 5 will not be carried out with the trachea of human body
Contact, and then the trachea of human body will not be produced discomfort.
Accordingly, the second inflating catheter 3 is also disposed on the inwall of airway 6.
In order to the most sufficiently utilize space, by the first inflating catheter 5 and the second inflation
Conduit 3 is separately positioned in two different venting cavities of airway 6, even arranges
In the both sides that airway 6 is relative, and then make the first inflating catheter 5 and the second inflating catheter
It does not interfere with each other between 3.
It is preferred embodiment that described airway 6 detachably connects with described extension tube attached 4
Connect.
Airway 6 and extension tube attached 4 are removably connected, use can need not
The when of two-chamber, block a venting cavity, be used alone another venting cavity, and then make
The application mode of double-cavity bronchial cannula of the present utility model is the most flexible and changeable, adds
Its scope of application.
It is preferred embodiment that described airway 6 is tightly connected with described extension tube attached 4.
Airway 6 is connected and sealed with extension tube attached 4, it is ensured that will not be to airway
6 when ventilating, and the phenomenon producing gas leakage between airway 6 and extension tube attached 4 occurs,
Further ensure safety when carrying out tracheal intubation operation.
It is preferred embodiment that the material of described wire spring 10 is band steel.
In this utility model, the material of wire spring 10 employs band steel and makes, it is possible to increase
The bend resistance performance of strong bronchial catheter 9, it is ensured that the gas in bronchial catheter 9 suitable
Sequence circulates.
The double-cavity bronchial cannula that this utility model provides, is arranged on the first cuff 8 and props up
On endotracheal tube 9, and bronchial catheter 9 and airway 6 the most coaxial, say, that
Cuff is provided with angle with the inlet end of airway 6, so can more meet the life of human body
Reason structure, and then in making the insertion human body that cuff is changed, it is also convenient for the circulation of gas simultaneously；
Wire spring 10 it is provided with, it is to avoid the bending of bronchial catheter 9 in bronchial catheter 9,
Decrease the obstruction of gas；By bronchial catheter 9, airway 6 and the material of extension tube attached 4
Matter is set to silica gel, and bio-compatible performance is more preferable, and the damage to human body is less.
It is last it is noted that various embodiments above is only in order to illustrate technology of the present utility model
Scheme, is not intended to limit；Although this utility model being carried out with reference to foregoing embodiments
Detailed description, it will be understood by those within the art that: it still can be to aforementioned
Technical scheme described in each embodiment is modified, or to the most some or all of skill
Art feature carries out equivalent；And these amendments or replacement, do not make appropriate technical solution
Essence depart from this utility model each embodiment technical scheme scope.
Claims (10)
1. a double-cavity bronchial cannula, it is characterised in that include bronchial catheter, ventilation
Conduit, extension tube attached, the first cuff, wire spring and joint；
One end of described airway is connected with one end of described bronchial catheter；
The other end of described airway is provided with four-way connection；
Described four-way connection away from one end of described airway be provided with two described external
Pipe；
Described extension tube attached is provided with described joint away from one end of described airway；
Described wire spring it is provided with in described bronchial catheter；
Described first cuff it is provided with on the outer wall of described bronchial catheter；
Described bronchial catheter is not coaxially disposed with described airway；
The first inflating catheter it is provided with on the sidewall of described airway；
Described first inflating catheter connects with described first cuff, for described first cuff
Inflation；
The material of described bronchial catheter, described airway and described extension tube attached is silica gel.
Double-cavity bronchial cannula the most according to claim 1, it is characterised in that described
Two venting cavities it are provided with in airway；
One end of two described venting cavities connects with two described extension tube attached respectively；
The other end of two described venting cavities connects with described bronchial catheter.
Double-cavity bronchial cannula the most according to claim 1, it is characterised in that described
Airway is provided with the second cuff on the outer wall of one end of described bronchial catheter；
The second inflating catheter it is provided with on the sidewall of described airway；
Described second inflating catheter connects with described second cuff, for described second cuff
Inflation.
Double-cavity bronchial cannula the most according to claim 1, it is characterised in that described
It is provided with aluminium wire in airway and described extension tube attached；
Described aluminium wire connects described extension tube attached one end away from described airway.
Double-cavity bronchial cannula the most according to claim 1, it is characterised in that described
Angle between axis and the axis of described airway of bronchial catheter is 150 °-160 °.
Double-cavity bronchial cannula the most according to claim 5, it is characterised in that described
Angle between axis and the axis of described airway of bronchial catheter is 155 °.
Double-cavity bronchial cannula the most according to claim 1, it is characterised in that described
First inflating catheter is arranged on the inwall of described airway.
Double-cavity bronchial cannula the most according to claim 1, it is characterised in that described
Airway removably connects with described extension tube attached.
Double-cavity bronchial cannula the most according to claim 1, it is characterised in that described
Airway is tightly connected with described extension tube attached.
10. according to the double-cavity bronchial cannula described in any one of claim 1-9, its feature
Being, the material of described wire spring is band steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620249226.XU CN205549179U (en) | 2016-03-28 | 2016-03-28 | Double -cavity bronchial cannula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620249226.XU CN205549179U (en) | 2016-03-28 | 2016-03-28 | Double -cavity bronchial cannula |
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| Publication Number | Publication Date |
|---|---|
| CN205549179U true CN205549179U (en) | 2016-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620249226.XU Active CN205549179U (en) | 2016-03-28 | 2016-03-28 | Double -cavity bronchial cannula |
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| Country | Link |
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| CN (1) | CN205549179U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108211067A (en) * | 2016-12-22 | 2018-06-29 | 宜鑫兴业有限公司 | Airway device |
| CN113368355A (en) * | 2021-06-16 | 2021-09-10 | 成都昌华科技有限责任公司 | Disposable silica gel double-cavity bronchial cannula and preparation process thereof |
-
2016
- 2016-03-28 CN CN201620249226.XU patent/CN205549179U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108211067A (en) * | 2016-12-22 | 2018-06-29 | 宜鑫兴业有限公司 | Airway device |
| CN113368355A (en) * | 2021-06-16 | 2021-09-10 | 成都昌华科技有限责任公司 | Disposable silica gel double-cavity bronchial cannula and preparation process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |