CN205073462U - Control lung inner equilibrium divides gas lung to keep apart pipe installation - Google Patents
Control lung inner equilibrium divides gas lung to keep apart pipe installation Download PDFInfo
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- CN205073462U CN205073462U CN201520247672.2U CN201520247672U CN205073462U CN 205073462 U CN205073462 U CN 205073462U CN 201520247672 U CN201520247672 U CN 201520247672U CN 205073462 U CN205073462 U CN 205073462U
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- endotracheal tube
- inner equilibrium
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Abstract
The utility model discloses a steerable lung inner equilibrium divides the gas lung to keep apart the pipe, include: a single chamber person in charge endotracheal tube and an endotracheal tube who links to each other with it, single chamber person in charge endotracheal tube outer wall are equipped with the pipe and block the gasbag, and this pipe blockage gasbag blocks the gasbag inflation valve with the pipe and links to each other, be responsible for the endotracheal tube that endotracheal tube links to each other with single chamber, this endotracheal tube outer wall is equipped with an endotracheal tube and blocks the gasbag outward, and this endotracheal tube blocks the gasbag outward and links to each other with the corresponding pipe valve of inflating, and electronics pressure control device that ventilates is connected to the inside shutoff cover bag that still is equipped with of this endotracheal tube, embedding tube wall, this shutoff cover bag, first opening is the opening of endotracheal tube end, is equipped with ventilate pressure control device's shutoff cover bag of electron in the bronchus, and the pressure device that should ventilate can regulate and control the size of shutoff cover bag and divide gas with regulation and control lung inner equilibrium, below the gasbag, endotracheal tube adopts many types of trompil to the second opening more than the endotracheal tube connecting portion outside being responsible for.
Description
Technical field
This utility model relates to a kind of medical appliance, particularly one can control lung inner equilibrium divide gas lung isolate conduit.
Background technology
Double-lumen catheter often uses in thoracic surgery.In operation process, when needs one-lung ventilation, need to use Dual-channel tracheal cannula, object allows the pulmonary collapse of operative site, expand operating field, facilitate operation technique, separate in the middle of double-lumen catheter and offside lung can be ventilated by independent carrying out owing to there being the effect of bronchial catheter, to meet the oxygenate needs of patient with operation.But, in use, we find, due to the not same-action of each passage of double lumen tube, make the caliber of tracheal intubation larger, some patients has vocal cord injury or paralysis, repeated intubation causes Airway damage, and in addition, following 10 large defects of the double-lumen catheter of Clinical practice need to improve: 1, conduit is thick, scrape and damage oral cavity, tracheal wall, will fully expose mouth, pharyngeal cavity; 2, easily occur para-position bad, need by the para-position of high-end instrument bronchial microscope intubate; 3, the most important thing is easily to cause the complete lung in operation side to subside or the pulmonary collapse, postoperative increase acute lung injury, complex metalwork, postoperative lung infection etc.; 4, make it possess more excellent ventilatory function than the double-lumen catheter used now, safer, convenient, operate efficiently, when reducing risk 5, the Body Position Change of existing double lumen tube intubate, easily rotate displacement, impact is ventilated, and causes life risk; 6, dual chamber orifice divides gas outward, has pulmo to divide the feature of weighing apparatus indignant about unfairness, cannot reach active balance and divide gas.7, complex manufacturing, cost is high; 8, raw materials consumption is high, is unfavorable for environmental protection; 9, price is high, and medical treatment cost is high; 10, conduit is thick, and tracheal strips cannot form crane span structure, and gas advection occurs in lung, is the factor of normal machine general property injury of lung.
Utility model content
In order to overcome used double lumen endobronchial tube be unfavorable for endotracheal intubation and ventilation and easily cause that Airway damage, injury of lung, pulmonary infection increase, the having a big risk of point weighing apparatus indignant about unfairness in lung, intubate, production cost is high, raw materials consumption is large, the shortcoming of complex process, this utility model provides a kind of single lumen endobronchial tube, can safety, convenient, efficient, reduce the risk that intubate and lung subside completely, be applied to and control lung inner equilibrium and divide gas to ventilate and or change partially or completely one-lung ventilation into.
For solving the problems of the technologies described above, the technical scheme content that this utility model adopts is specific as follows:
Controlling lung inner equilibrium divides gas lung to isolate conduit, it is characterized in that, comprising:
Single chamber supervisor's endotracheal tube outer wall is provided with pipe obstruction air bag, and this occlusion balloons is connected with occlusion balloons charge valve;
Bronchial catheter, it is responsible for endotracheal tube lower end with described single chamber and is connected, this bronchial catheter outer wall is provided with bronchial catheter external blocking air bag, this bronchial catheter external blocking air bag is connected with bronchial catheter external blocking airbag aeration pipe valve, this bronchial catheter inside is also provided with shutoff cuff, shutoff cuff embeds catheter wall, this shutoff cuff link electronics venting pressure control device, this electronics venting pressure control device can show intra-cuff pressure and the size of controllable shutoff cuff, reach the object controlling bronchial airways uninterrupted and regulation and control lung inner equilibrium and divide gas,
First opening is located at the end opening of bronchial catheter, aperture area S
end;
Second opening is opened in single chamber supervisor's trachea and leads below outer air bag, on endotracheal tube wall more than bronchial catheter connecting portion, adopt many types of perforate, 2 with upper shed distribution around the supervisor's endotracheal tube of single chamber, total open area and be S, first opening can represent S1+S2+S3+ to N number of aperture area ... Sn=S, its distribution is symmetrical and unsymmetric form, and the form of its perforate and size and number are according to the design of aerodynamic physical principle and the design of material structure mechanics.
Described second opening is L, S shape opening or special-shaped mouth or square aperture, and aperture area meets according to the design of aerodynamic physical principle and controls lung inner equilibrium and divide gas, i.e. area S>=1.5S
end, pulmo divides gas tidal volume to reach balance, and meets physiological norms, and for standard adult body weight 60kg people, left lung tidal volume is TV
left, right lung tidal volume is TV
right, i.e. TV
left=TV
right=200 ~ 370ml, divides gas lung perforate mode to regulate and control S>=1.5S by lung inner equilibrium
endrule reach pulmo ventilation balance, according to body weight, the rest may be inferred for other.
Described second opening is sieve aperture, and aperture area meets control lung inner equilibrium according to the design of aerodynamic physical principle and divides gas, i.e. area S=S1+S2+S3+ ... Sn>=1.5S
end; Pulmo divides gas tidal volume to reach balance, and meets physiological norms, and for standard body weight 60kg people, left lung tidal volume is TV
left, right lung tidal volume is TV
right, i.e. TV
left=TV
right=200 ~ 370ml, divides gas lung opening mode to regulate and control S=S1+S2+S3+ by lung inner equilibrium ... Sn>=1.5S
endrule reach pulmo ventilation balance, according to body weight, the rest may be inferred for other.
The quantity of described second opening is 2, open shape is circular or oval, described second opening is symmetrical or asymmetric distribution along the side face of endotracheal tube, and perforated area meets according to the design of aerodynamic physical principle and controls lung inner equilibrium and divide gas, i.e. area S1+S2>=1.5S
end; Pulmo divides gas tidal volume to reach balance, and meets physiological norms, and for standard body weight 60kg people, left lung tidal volume is TV
left, right lung tidal volume is TV
right, i.e. TV
left=TV
right=200 ~ 370ml, divides gas lung opening mode to regulate and control S1+S2>=1.5S by lung inner equilibrium
endrule reach pulmo ventilation balance, according to body weight, the rest may be inferred for other.
The quantity of described second opening is 3, and described second opening is symmetrical or asymmetric distribution along the side face of endotracheal tube, and perforated area meets according to the design of aerodynamic physical principle and controls lung inner equilibrium and divide gas, i.e. area S1+S2+S3>=1.5S
end; Pulmo divides gas tidal volume to reach balance, and meets physiological norms, and for standard body weight 60kg people, left lung tidal volume is TV
left, right lung tidal volume is TV
right, i.e. TV
left=TV
right=200 ~ 370ml, divides gas lung opening mode to regulate and control S1+S2+S3>=1.5S by lung inner equilibrium
endrule reach pulmo ventilation balance, according to body weight, the rest may be inferred for other.
The quantity of described second opening is 4, and described second opening is plum blossom-shaped symmetry or asymmetric distribution along the side face of endotracheal tube, and aperture area meets control lung inner equilibrium according to the design of aerodynamic physical principle and divides gas, i.e. area S1+S2+S3+S4>=1.5S
end; Pulmo divides gas tidal volume to reach balance, and meets physiological norms, and for standard body weight 60kg people, left lung tidal volume is TV
left, right lung tidal volume is TV
right, i.e. TV
left=TV
right=200 ~ 370ml, divides gas lung opening mode to regulate and control S1+S2+S3+S4>=1.5S by lung inner equilibrium
endrule reach pulmo ventilation balance, according to body weight, the rest may be inferred for other.
The increasing progressively of the quantity of described second opening, distribute, size and principle.
The opening of described endotracheal tube lower end adopts hard material to make or non-rigid material.
The angle that endotracheal tube lower end extended line is responsible in bronchial catheter and single chamber is 30 ° ~ 65 °.
Compared with prior art, the lung inner equilibrium that controls of the present utility model divides the beneficial effect of gas lung isolation conduit to be:
1) can control lung inner equilibrium divides gas lung to isolate conduit, makes it possess all functions of double-lumen catheter, overcomes double lumen endobronchial tube and be unfavorable for endotracheal intubation, and easily cause the shortcoming of Airway damage;
2) due in operation process, endotracheal tube is subjected to displacement, and by arranging multiple opening on endotracheal tube, avoiding when endotracheal tube rotates in operation process and blocking the second opening, causing the problem that ventilation is not smooth;
3) multiple opening, adopt symmetrical and unsymmetric structure, meet material mechanics principle, body is bending not easily, improves intubate stability, solves single hole conduit causes the easy bending of catheter tube problem because aperture is large;
4), after being responsible for endotracheal tube air bag and the outer airbag aeration of bronchial catheter, forming the structure that two ends are protruded, make opening unsettled, effectively avoid during operation making catheter displacement because of patient respiratory, avoid the opening of conduit adherent; In addition because open amount is multiple, air flow energy is shunted, reduce gas shock, avoid the advection of gas, coordinate the displacement more effectively avoiding conduit with double bolloon;
5) multiple opening is more conducive to the insertion of sputum aspirator tube, facilitates suction sputum; Also the second opening can be selected for two opening guide suction sputum.
6) in bronchial catheter, shutoff cuff is a spherical envelope, shutoff cuff embeds catheter wall, this shutoff cuff is connected with shutoff sleeve bag gas-filling valve, shutoff cuff link electronics venting pressure control device, this electronics venting pressure control device can show intra-cuff pressure and the size of controllable shutoff cuff, reaches the object controlling bronchial airways uninterrupted and regulation and control lung inner equilibrium and divide gas.Its object meets prolonged operations, ensures that the area that subsides of operation side lung is controlled, ensures best-fit operative space, the complication of control complex metalwork, acute lung injury, pulmonary infection;
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to technological means of the present utility model can be better understood, and can be implemented according to the content of description, and can become apparent to allow above and other object of the present utility model, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is that the lung inner equilibrium that controls of the present utility model divides gas lung to isolate the structural representation of the first embodiment of conduit;
Fig. 2 is that the lung inner equilibrium that controls of the present utility model divides gas lung to isolate the structural representation of the second embodiment of conduit;
Fig. 3 is that the lung inner equilibrium that controls of the present utility model divides gas lung to isolate the structural representation of the third embodiment of conduit;
Fig. 4 is that the lung inner equilibrium that controls of the present utility model divides gas lung to isolate the structural representation of the 4th kind of embodiment of conduit;
Fig. 5 is that the lung inner equilibrium that controls of the present utility model divides gas lung to isolate the structural representation of the 5th kind of embodiment of conduit;
Fig. 6 is that the lung inner equilibrium that controls of the present utility model divides gas lung to isolate the structural representation of the 6th kind of embodiment of conduit.
Fig. 7 is that the lung inner equilibrium that controls of the present utility model divides gas lung to isolate the structural representation of the 6th kind of embodiment of conduit.
Detailed description of the invention
For further setting forth this utility model for the technological means reaching predetermined utility model object and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to according to detailed description of the invention of the present utility model, structure, feature and effect thereof, be described in detail as follows:
As shown in Figure 1, can control lung inner equilibrium divides gas lung to isolate conduit 1, comprise single chamber supervisor's endotracheal tube 2 and bronchial catheter 3, single chamber supervisor's endotracheal tube 2 outer wall is provided with catheter air bag 6, this catheter air bag 6 is connected with catheter air bag charge valve 61, bronchial catheter 3 and single chamber are responsible for endotracheal tube 2 lower end and are connected, this bronchial catheter 3 outer wall is provided with the outer air bag 5 of bronchial catheter, the outer air bag 5 of this bronchial catheter is connected with the outer airbag inflation pipe valve 51 of bronchial catheter, this bronchial catheter 4 inside is also provided with shutoff cuff, preferably, shutoff cuff is a spherical envelope 4, this spherical envelope 4 is connected with spherical envelope charge valve 41.
Bronchial catheter 3 and single chamber are responsible for joint portion, endotracheal tube 2 lower end and are offered the first opening 21 ~ 25 totally 5 holes, corresponding area is S1 ~ S5, if Fig. 2 is along the side face of single chamber supervisor's endotracheal tube 2, also offer the second opening 21,22 totally 2 mouths, corresponding area is S1 ~ S2, by arranging multiple opening on the supervisor's endotracheal tube 2 of single chamber, avoiding when endotracheal tube rotates in operation process and blocking, causing the problem that ventilation is not smooth.
Further, along the side face of single chamber supervisor's endotracheal tube 2, the quantity of described second opening is four.Preferably, above five openings are plum blossom-shaped distribution (Fig. 4).
Hatch frame also can adopt other modes, such as the second opening 21 ~ 25 totally 5, and shape is circular, and mal-distribution or symmetry (as Fig. 1); Second opening 21 ~ 22 (as Fig. 2), or the quantity of the second opening adds up to nine, and shape is circular, oval, and is uniformly distributed (as Fig. 3); Or second the quantity of opening 22 be multiple, shape is irregularly-shaped hole, and uneven distribution (as Fig. 4); Or second the shape of opening 22 be S shape (as Fig. 5); Or second opening 21 ~ 22 realized by the form of sieve aperture (as Fig. 6).
Because the opening of supervisor endotracheal tube 2 lower end, single chamber is more, for increasing hardness, its corresponding site adopts hard material to make or non-rigid material.
Preferably, the angle of endotracheal tube 2 lower end extended line is responsible in bronchial catheter 3 and single chamber is 30 ° ~ 65 °.
During operation, this utility model can be used for Bilateral chest surgical cavity, and bronchial catheter 3 inserts lung main bronchus, and the outer air bag 5 of catheter air bag 6, bronchial catheter is inflated, and shutoff cuff 4 (as Fig. 7) is not inflated, and can realize two lung and ventilate simultaneously.When catheter air bag 6, the outer air bag 5 of bronchial catheter and shutoff cuff 4 (as Fig. 7) are all inflated, when shutoff cuff is not inflated, can realize operation side pulmonary ventilation.
Owing to arranging the second opening containing multiple opening on the supervisor's endotracheal tube 2 of single chamber, avoid when endotracheal tube rotates in operation process and block the second opening, cause the problem that ventilation is not smooth.
Above-mentioned embodiment is only preferred implementation of the present utility model; can not limit the scope of this utility model protection with this, change and the replacement of any unsubstantiality that those skilled in the art does on basis of the present utility model all belong to this utility model scope required for protection.
Claims (9)
1. controlling lung inner equilibrium divides gas lung to isolate conduit, it is characterized in that, comprising:
Single chamber supervisor's endotracheal tube outer wall is provided with pipe obstruction air bag, and this occlusion balloons is connected with occlusion balloons charge valve;
Bronchial catheter, it is responsible for endotracheal tube lower end with described single chamber and is connected, this bronchial catheter outer wall is provided with bronchial catheter external blocking air bag, this bronchial catheter external blocking air bag is connected with bronchial catheter external blocking airbag aeration pipe valve, this bronchial catheter inside is also provided with shutoff cuff, shutoff cuff embeds catheter wall, this shutoff cuff link electronics venting pressure control device, this electronics venting pressure control device can show intra-cuff pressure and the size of controllable shutoff cuff, reach the object controlling bronchial airways uninterrupted and regulation and control lung inner equilibrium and divide gas,
First opening is located at the end opening of bronchial catheter, aperture area S
end;
Second opening is opened in single chamber supervisor's trachea and leads below outer air bag, on endotracheal tube wall more than bronchial catheter connecting portion, adopt many types of perforate, 2 with upper shed distribution around the supervisor's endotracheal tube of single chamber, total open area and be S, first opening can represent S1+S2+S3+ to N number of aperture area ... Sn=S, its distribution is symmetrical and unsymmetric form, and the form of its perforate and size and number are according to the design of aerodynamic physical principle and the design of material structure mechanics.
2. the lung inner equilibrium that controls as claimed in claim 1 divides gas lung to isolate conduit, it is characterized in that, described second opening is L, S shape opening or special-shaped mouth or square aperture, and aperture area meets according to the design of aerodynamic physical principle and controls lung inner equilibrium and divide gas, i.e. area S>=1.5S
end, pulmo divides gas tidal volume to reach balance, and meets physiological norms, and for standard adult body weight 60kg people, left lung tidal volume is TV
left, right lung tidal volume is TV
right, i.e. TV
left=TV
right=200 ~ 370ml, divides gas lung perforate mode to regulate and control S>=1.5S by lung inner equilibrium
endrule reach pulmo ventilation balance, according to body weight, the rest may be inferred for other.
3. control lung inner equilibrium according to claim 1 divides gas lung to isolate conduit, it is characterized in that, described second opening is sieve aperture, and aperture area meets control lung inner equilibrium according to the design of aerodynamic physical principle and divides gas, i.e. area S=S1+S2+S3+ ... Sn>=1.5S
end; Pulmo divides gas tidal volume to reach balance, and meets physiological norms, and for standard body weight 60kg people, left lung tidal volume is TV
left, right lung tidal volume is TV
right, i.e. TV
left=TV
right=200 ~ 370ml, divides gas lung opening mode to regulate and control S=S1+S2+S3+ by lung inner equilibrium ... Sn>=1.5S
endrule reach pulmo ventilation balance, according to body weight, the rest may be inferred for other.
4. the lung inner equilibrium that controls as claimed in claim 1 divides gas lung to isolate conduit, it is characterized in that, the quantity of described second opening is 2, open shape is circular or oval, described second opening is symmetrical or asymmetric distribution along the side face of endotracheal tube, perforated area meets control lung inner equilibrium according to the design of aerodynamic physical principle and divides gas, i.e. area S1+S2>=1.5S
end; Pulmo divides gas tidal volume to reach balance, and meets physiological norms, and for standard body weight 60kg people, left lung tidal volume is TV
left, right lung tidal volume is TV
right, i.e. TV
left=TV
right=200 ~ 370ml, divides gas lung opening mode to regulate and control S1+S2>=1.5S by lung inner equilibrium
endrule reach pulmo ventilation balance, according to body weight, the rest may be inferred for other.
5. the lung inner equilibrium that controls as claimed in claim 1 divides gas lung to isolate conduit, it is characterized in that, the quantity of described second opening is 3, described second opening is symmetrical or asymmetric distribution along the side face of endotracheal tube, perforated area meets control lung inner equilibrium according to the design of aerodynamic physical principle and divides gas, i.e. area S1+S2+S3>=1.5S
end; Pulmo divides gas tidal volume to reach balance, and meets physiological norms, and for standard body weight 60kg people, left lung tidal volume is TV
left, right lung tidal volume is TV
right, i.e. TV
left=TV
right=200 ~ 370ml, divides gas lung opening mode to regulate and control S1+S2+S3>=1.5S by lung inner equilibrium
endrule reach pulmo ventilation balance, according to body weight, the rest may be inferred for other.
6. the lung inner equilibrium that controls as claimed in claim 1 divides gas lung to isolate conduit, it is characterized in that, the quantity of described second opening is 4, described second opening is plum blossom-shaped symmetry or asymmetric distribution along the side face of endotracheal tube, aperture area meets control lung inner equilibrium according to the design of aerodynamic physical principle and divides gas, i.e. area S1+S2+S3+S4>=1.5S
end; Pulmo divides gas tidal volume to reach balance, and meets physiological norms, and for standard body weight 60kg people, left lung tidal volume is TV
left, right lung tidal volume is TV
right, i.e. TV
left=TV
right=200 ~ 370ml, divides gas lung opening mode to regulate and control S1+S2+S3+S4>=1.5S by lung inner equilibrium
endrule reach pulmo ventilation balance, according to body weight, the rest may be inferred for other.
7. the as claimed in claim 1 lung inner equilibrium that controls divides gas lung to isolate conduit to it is characterized in that, the increasing progressively of the quantity of described second opening, distribute, size and principle.
8. the lung inner equilibrium that controls as claimed in claim 1 divides gas lung to isolate conduit, it is characterized in that, the opening of described endotracheal tube lower end adopts hard material to make or non-rigid material.
9., as divided gas lung to isolate conduit according to control lung inner equilibrium according to claim 1, it is characterized in that: the angle that endotracheal tube lower end extended line is responsible in bronchial catheter and single chamber is 30 ° ~ 65 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520247672.2U CN205073462U (en) | 2015-04-22 | 2015-04-22 | Control lung inner equilibrium divides gas lung to keep apart pipe installation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520247672.2U CN205073462U (en) | 2015-04-22 | 2015-04-22 | Control lung inner equilibrium divides gas lung to keep apart pipe installation |
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| Publication Number | Publication Date |
|---|---|
| CN205073462U true CN205073462U (en) | 2016-03-09 |
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| CN201520247672.2U Active CN205073462U (en) | 2015-04-22 | 2015-04-22 | Control lung inner equilibrium divides gas lung to keep apart pipe installation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106938115A (en) * | 2017-04-18 | 2017-07-11 | 肖金仿 | Cut gas formula crane span structure control balance ventilation single-chamber lung isolation conduit |
-
2015
- 2015-04-22 CN CN201520247672.2U patent/CN205073462U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106938115A (en) * | 2017-04-18 | 2017-07-11 | 肖金仿 | Cut gas formula crane span structure control balance ventilation single-chamber lung isolation conduit |
| WO2018192013A1 (en) * | 2017-04-18 | 2018-10-25 | 肖金仿 | Air cutting type bridge frame for controlling balanced ventilation of single-cavity lung isolation catheter |
| EP3613454A4 (en) * | 2017-04-18 | 2020-04-29 | Xiao, Jinfang | Air cutting type bridge frame for controlling balanced ventilation of single-cavity lung isolation catheter |
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