CN201586307U - Double-lumen bronchial catheter with adjustable lumens - Google Patents
Double-lumen bronchial catheter with adjustable lumens Download PDFInfo
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- CN201586307U CN201586307U CN2009202854434U CN200920285443U CN201586307U CN 201586307 U CN201586307 U CN 201586307U CN 2009202854434 U CN2009202854434 U CN 2009202854434U CN 200920285443 U CN200920285443 U CN 200920285443U CN 201586307 U CN201586307 U CN 201586307U
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- endotracheal tube
- tube
- catheter
- chamber
- elastic diaphragm
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Abstract
The utility model relates to a double-lumen bronchial catheter with adjustable lumens, which comprises a tracheal catheter, wherein the tail end of the tracheal catheter is connected with a main bronchial catheter, and the double-lumen bronchial catheter is characterized in that a tubular connector is sheathed at the upper end of the tracheal catheter, a small partition board is arranged in the connector for dividing the connector into a left cavity and a right cavity, and a left connecting tube and a right connecting tube are respectively sheathed in the left cavity and the right cavity of the connector; an elastic diaphragm is arranged in the tracheal catheter for dividing an inner cavity of the tracheal catheter into a first cavity and a second cavity with equal size, the upper end of the elastic diaphragm is connected with the small partition board, and the lower end is connected with the inner side wall of the main bronchial catheter; a tracheal tampon is arranged at the lower end of the tracheal catheter, and a main bronchial tampon is arranged on the main bronchial catheter; and a left thin tube and a right thin tube are respectively arranged on the tracheal catheter. The double-lumen bronchial catheter can not only protect the pulmonary function of a patient, but also expand the practical age range of the double-lumen bronchial catheter.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, a kind of specifically tube chamber adjustable double-cavity bronchial catheter.
Background technology
The lung isolation technology is used extremely extensive in operation techniques such as pulmonary, mediastinum, trunk and esophagus, and one-lung ventilation can provide the isolation of pulmonary, breathing management easily and enlarge surgical field of view.Double lumen endobronchial tube, Univent conduit, bronchus blanking plug are the common tools of implementing single lung isolation technology at present, but in clinical practice, they had both existed a little deficiency separately, can not satisfy the lung of some special population again and isolate needs.Little as limited, the effective tube chamber of double lumen endobronchial tube model, material is really up to the mark, bigger, the fixed curved shape of airway pressure can not be used for shortcomings such as difficult intubation patient and children's during one-lung ventilation, and its scope of application is restricted.The caliber of Univent catheter obturator inner sleeve is thin, the speed of subsiding of lung is slower, prolonged operating time, simultaneously when sick side pneumorrhagia, infection suppurates, because the caliber of inner sleeve is thin, can not provides accurately and effectively to attract, as attract after withdrawing blanking plug, then difficulty is avoided pouring in down a chimney, and causes two lung cross infection and pulmonary atelectasis.Isolate and the air flue high-voltage problem though the bronchus blanking plug has solved the two lungs of children's, equally also have above similar problem.Two chambeies about a tradition left side or right double lumen endobronchial tube use hard material to separate, two lumens footpath is certain about during one-lung ventilation, do not change, cause air-flow after through a narrow tube chamber, to form higher PIP, thereby caused damage human lung tissue.The ventilation of short time may not can cause great harm to human body, but under the situation that merges advanced age, cardio-pulmonary function reserve status difference and long-time mechanical ventilation, perhaps too high PIP can cause cardiopulmonary damage without redemption and depleted.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of adjustable double-cavity of tube chamber safely and effectively bronchial catheter is provided.
The technical scheme that provides according to this utility model, described tube chamber adjustable double-cavity bronchial catheter, comprise endotracheal tube, end at endotracheal tube is connected with the main bronchus conduit, it is characterized in that: at the sheathed tubular connector in described endotracheal tube upper end, two chambeies about adapter inside is provided with small baffle adapter is separated into, sheathed left connection tube in the left chamber of adapter, sheathed right connection tube in the right chamber of adapter; Be provided with elastic diaphragm in endotracheal tube inside, the inner chamber of endotracheal tube is separated into the first equal chamber and second chamber, the upper end of described elastic diaphragm is connected with small baffle, and the lower end of elastic diaphragm is connected with the medial wall of main bronchus conduit; Be provided with tracheal tampon in the endotracheal tube lower end, on the main bronchus conduit, be provided with main bronchus cover capsule; Left tubule and right tubule are set respectively on endotracheal tube.
Described endotracheal tube is positioned at the human oral cavity inboard when using inboard caliber is d, and the outside caliber that is positioned at the human oral cavity outside is D, and the width of intraluminal elastic diaphragm that is positioned at the endotracheal tube of human oral cavity inboard is r, 1d≤r≤1.5d; The body outside caliber that the top of endotracheal tube is exposed to the oral cavity outside is D ', and increases to 2D gradually, and inboard caliber is d ', and increases to 2d gradually, and the width of intraluminal elastic diaphragm that is exposed to the endotracheal tube in the outside, oral cavity is r ', r '=d '.
Described left tubule and right tubule are communicated with main bronchus cover capsule and tracheal tampon respectively.
Be respectively arranged with second inflatable cuff and first inflatable cuff on the top of left tubule and right tubule.
This utility model is compared with traditional double lumen endobronchial tube; by utilizing elastic diaphragm that this unique property of arc-shaped deformation takes place under pressure, reduced airway pressure, both protected patient's pulmonary function; enlarge simultaneously the range of age that double lumen endobronchial tube uses again, played achieve many things at one stroke wonderful.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a cross section of the present utility model sketch map.
Fig. 3 is that endotracheal tube is at the cross section at small baffle place sketch map.
The specific embodiment
The utility model is described in further detail below in conjunction with concrete drawings and Examples.
As Fig. 1～shown in Figure 3: double lumen endobronchial tube left side connection tube 1, right connection tube 2, first inflatable cuff 3, right tubule 4, second inflatable cuff 5, left tubule 6, endotracheal tube 7, elastic diaphragm 8, main bronchus cover capsule 9, tracheal tampon 10, first chamber 11, second chamber 12, small baffle 13, adapter 14, main bronchus conduit 15, medial wall 16 etc.
This utility model comprises endotracheal tube 7, end at endotracheal tube 7 is connected with main bronchus conduit 15, at the sheathed tubular connector 14 in endotracheal tube 7 upper ends, two chambeies about adapter 14 inside are provided with small baffle 13 adapter 14 is separated into, sheathed left connection tube 1 and right connection tube 2 respectively in the chamber, the left and right sides of adapter 14; Be provided with elastic diaphragm 8 in endotracheal tube 7 inside the inner chamber of endotracheal tube 7 is separated into the first equal chamber 11 and second chamber 12, the upper end of described elastic diaphragm 8 is connected with small baffle, and the lower end of elastic diaphragm 8 is connected with the medial wall 16 of main bronchus conduit 15; Elastic diaphragm 8 is linear with the cross section of small baffle 13 junctions, extends downward endotracheal tube 7 inner chamber places and gradually becomes linear or arc; Be provided with tracheal tampon 10 in endotracheal tube 7 lower ends, on main bronchus conduit 15, be provided with main bronchus cover capsule 9; Left tubule 6 and right tubule 4 are set respectively on endotracheal tube 7, and described left tubule 6 and right tubule 4 are communicated with main bronchus cover capsule 9 and tracheal tampon 10 respectively, and second inflatable cuff 5 and first inflatable cuff 3 are set respectively on the top of left tubule 6 and right tubule 4; The inboard caliber that described endotracheal tube 7 is positioned at the human oral cavity inboard is d, and outside caliber is D, and the width of intraluminal elastic diaphragm 8 that is positioned at institute's pipe conduit 7 of human oral cavity inboard is r, 1d≤r≤1.5d; The body outside caliber that the top of endotracheal tube 7 is exposed to the oral cavity outside is D ', and increases to 2D gradually, and inboard caliber is d ', and increases to 2d gradually, and the width of intraluminal elastic diaphragm 8 that is exposed to the endotracheal tube 7 in the outside, oral cavity is r ', r '=d '.
This utility model is under branchofiberoscope photopic vision location, after placing correctly, when being full of first inflatable cuff 3 and second inflatable cuff 5 with gas, the tracheal tampon 10 and the main bronchus cover capsule 9 that are attached on endotracheal tube 7 and the main bronchus conduit 15 also have been full of gas accordingly, play sealing trachea and main bronchus and corresponding endotracheal tube 7 and main bronchus conduit 15 purpose in space on every side, thereby when mechanical ventilation and lung form an airtight device, be unlikely to gas leakage.During two lung mechanical ventilation, left connection tube 1 and right connection tube 2 tops are communicating with the corrugated tubing junction, elastic diaphragm 8 both sides pressure equalizations, and the position is in the middle of the tube chamber of endotracheal tube 7, can not be offset, and can realize two pulmonary ventilation smoothly; The light operation side lung tissue of pressing; after bleeding off the interior residual gas of this side lung; when closing left connection tube 1 or right connection tube 2 and change single lung mechanical ventilation into pliers folder; air-flow through 2 times behind the adapter of endotracheal tube 7 external diameters; flow into first chamber 11 and second chamber 12; under the airway pressure effect; arc-shaped deformation takes place to the little side pipe chamber of pressure in elastic diaphragm 8; enlarged ventilation side pipe chamber effective area; cushioned tube chamber internal pressure rising gradient; reach the purpose of relative reduction airway pressure, thereby reduced the risk of lung generation windage, protected pulmonary function.For avoiding airflow to be obstructed, specially, depress one-lung ventilation so that better realize ebb with adapter 14, small baffle 13 place's endotracheal tubes, 7 calibers and 15 overstrikings of main bronchus conduit.
This utility model uses elastic diaphragm 8 that endotracheal tube 7 tube chambers are separated, and by utilizing elastic diaphragm 8 this unique property of arc-shaped deformation takes place under pressure, realizes the transmutability of tube chamber size, has reduced airway pressure, has protected patient's pulmonary function.Simultaneously because the ventilation tube chamber is variable, after endotracheal tube 7 external diameters diminish, during one-lung ventilation, elastic diaphragm 8 is offset to the low side of pressure, for traditional double lumen endobronchial tube, enlarged tube chamber, under the situation that airway pressure can bear, can satisfy patient physiological oxygenate demand, this point provides probability for the caliber of endotracheal tube to littler direction production, use the range of age for having enlarged double lumen endobronchial tube, played certain effect.For avoiding airflow to be obstructed specially, depress one-lung ventilation so that better realize ebb with connection tube, adapter, small baffle place conduit caliber and a left side or the overstriking of right principal bronchus conduit.
Claims (4)
1. tube chamber adjustable double-cavity bronchial catheter, comprise endotracheal tube (7), end at endotracheal tube (7) is connected with main bronchus conduit (15), it is characterized in that: at the sheathed tubular connector in the upper end of described endotracheal tube (7) (14), be provided with small baffle (13) in tubular connector (14) inside, two chambeies about tubular connector (14) is separated into; Sheathed left connection tube (1) in the left chamber of adapter (14), sheathed right connection tube (2) in the right chamber of adapter (14); Be provided with elastic diaphragm (8) in endotracheal tube (7) inside, the inner chamber of endotracheal tube (7) is separated into equal first chamber (11) and second chamber (12), the upper end of described elastic diaphragm (8) is connected with small baffle (13), and the lower end of elastic diaphragm (8) is connected with the medial wall (16) of main bronchus conduit (15); Be provided with tracheal tampon (10) in endotracheal tube (7) lower end, on main bronchus conduit (15), be provided with main bronchus cover capsule (9); Left tubule (6) and right tubule (4) are set respectively on endotracheal tube (7).
2. bronchial catheter as claimed in claim 1, it is characterized in that: the inboard caliber that described endotracheal tube (7) is positioned at the human oral cavity inboard in use is d, the outside caliber that is positioned at the human oral cavity outside is D, the width of intraluminal elastic diaphragm (8) that is positioned at the endotracheal tube (7) of human oral cavity inboard is r, 1d≤r≤1.5d; The body outside caliber that the top of endotracheal tube (7) is exposed to the outside, oral cavity is D ', and increasing to 2D gradually, inboard caliber is d ', and increases to 2d gradually, the width of intraluminal elastic diaphragm (8) that is exposed to the endotracheal tube (7) in the oral cavity outside is r ', r '=d '.
3. bronchial catheter as claimed in claim 1 is characterized in that: described left tubule (6) and right tubule (4) are communicated with main bronchus cover capsule (9) and tracheal tampon (10) respectively.
4. bronchial catheter as claimed in claim 1 is characterized in that: be respectively arranged with second inflatable cuff (5) and first inflatable cuff (3) on the top of left tubule (6) and right tubule (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202854434U CN201586307U (en) | 2009-12-28 | 2009-12-28 | Double-lumen bronchial catheter with adjustable lumens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202854434U CN201586307U (en) | 2009-12-28 | 2009-12-28 | Double-lumen bronchial catheter with adjustable lumens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201586307U true CN201586307U (en) | 2010-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202854434U Expired - Fee Related CN201586307U (en) | 2009-12-28 | 2009-12-28 | Double-lumen bronchial catheter with adjustable lumens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201586307U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103566448A (en) * | 2013-11-18 | 2014-02-12 | 夏敏 | Viewable bendable double-cavity bronchial catheter |
| WO2016101438A1 (en) * | 2014-12-23 | 2016-06-30 | 深圳安维森实业有限公司 | Airtightness-detecting intermediate pipe assembly |
| EP2968819A4 (en) * | 2013-03-14 | 2016-08-31 | Hytek Medical Inc | Dual lumen endobronchial tube device |
| CN106620983A (en) * | 2017-02-10 | 2017-05-10 | 上海市肺科医院 | Multifunctional double-lumen tube intubation tube beneficial to airway management in perioperative period |
| CN106890390A (en) * | 2017-04-11 | 2017-06-27 | 彭德科 | Cryptomere electrode nerve monitors Dual-channel tracheal cannula device |
| CN109224235A (en) * | 2018-10-23 | 2019-01-18 | 孙喜家 | A kind of double lumen tube and intubation procedure |
| CN109589479A (en) * | 2018-12-28 | 2019-04-09 | 李明红 | A kind of Novel dual-cavity tracheal catheter |
| CN112006670A (en) * | 2020-09-08 | 2020-12-01 | 浙江大学 | Control system for composite venous catheter and real-time monitoring of central venous pressure |
| CN115382066A (en) * | 2022-09-14 | 2022-11-25 | 无锡圣诺亚科技有限公司 | Inner membrane tube bronchial catheter |
-
2009
- 2009-12-28 CN CN2009202854434U patent/CN201586307U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2968819A4 (en) * | 2013-03-14 | 2016-08-31 | Hytek Medical Inc | Dual lumen endobronchial tube device |
| CN103566448A (en) * | 2013-11-18 | 2014-02-12 | 夏敏 | Viewable bendable double-cavity bronchial catheter |
| WO2016101438A1 (en) * | 2014-12-23 | 2016-06-30 | 深圳安维森实业有限公司 | Airtightness-detecting intermediate pipe assembly |
| EP3238766A4 (en) * | 2014-12-23 | 2018-01-17 | Shenzhen Envisen Industry Co., Limited | Airtightness-detecting intermediate pipe assembly |
| CN106620983B (en) * | 2017-02-10 | 2021-06-18 | 上海市肺科医院 | Multifunctional double-cavity tube intubation tube beneficial to airway management in perioperative period |
| CN106620983A (en) * | 2017-02-10 | 2017-05-10 | 上海市肺科医院 | Multifunctional double-lumen tube intubation tube beneficial to airway management in perioperative period |
| CN106890390A (en) * | 2017-04-11 | 2017-06-27 | 彭德科 | Cryptomere electrode nerve monitors Dual-channel tracheal cannula device |
| CN109224235A (en) * | 2018-10-23 | 2019-01-18 | 孙喜家 | A kind of double lumen tube and intubation procedure |
| WO2020082651A1 (en) * | 2018-10-23 | 2020-04-30 | 孙喜家 | Double-lumen tube and intubation method |
| CN109589479A (en) * | 2018-12-28 | 2019-04-09 | 李明红 | A kind of Novel dual-cavity tracheal catheter |
| CN109589479B (en) * | 2018-12-28 | 2023-09-12 | 李明红 | Double-cavity tracheal catheter |
| CN112006670A (en) * | 2020-09-08 | 2020-12-01 | 浙江大学 | Control system for composite venous catheter and real-time monitoring of central venous pressure |
| CN115382066A (en) * | 2022-09-14 | 2022-11-25 | 无锡圣诺亚科技有限公司 | Inner membrane tube bronchial catheter |
| WO2024055656A1 (en) * | 2022-09-14 | 2024-03-21 | 王德清 | Inner membrane tube bronchial catheter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100922 Termination date: 20101228 |