CN109865184A - Adjustable one-lung ventilation conduit - Google Patents
Adjustable one-lung ventilation conduit Download PDFInfo
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- CN109865184A CN109865184A CN201910301335.XA CN201910301335A CN109865184A CN 109865184 A CN109865184 A CN 109865184A CN 201910301335 A CN201910301335 A CN 201910301335A CN 109865184 A CN109865184 A CN 109865184A
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- China
- Prior art keywords
- catheter
- inner catheter
- air bag
- opening
- pull rod
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Abstract
Adjustable one-lung ventilation conduit effectively the demand to different in art can carry out facilitating switching, while can reduce the workload of replacement conduit after surgery, improve medical treatment experience and the working efficiency of patient；Its solve technical solution include include the outer catheter vertically placed, the outer edge surface of outer catheter is equipped with the first air bag, the inside of outer catheter is interspersed with the inner catheter that can be slided in outer catheter, the outside of inner catheter arrival end stretching outer catheter, inner catheter can pull out and be detached from outer catheter, the first opening is offered on the side wall of outer catheter, first opening is placed in the top of the first air bag, the second opening is offered on the side wall of inner catheter, the outer edge surface of inner catheter is equipped with the second air bag, second air bag is placed in the top of the second opening, the inside of inner catheter is equipped with the third air bag for being placed in the second upper opening portion;The present invention passes through novel, clever structure.
Description
Technical field
The present invention relates to medical instrument catheter arts, especially adjustable one-lung ventilation conduit.
Background technique
In patient's surgical procedure, to need that Ipsilateral lung is allowed to temporarily cease ventilation, it is good for side lung Continuous aeration, operation could be facilitated
Progress, in addition, before surgery or operation during, it is also necessary to double lungs are ventilated simultaneously.Currently, generally using double-lumen catheter or
Person single-lumen bronchial tube combination bronchial occlusive device realizes above-mentioned function.
Double-lumen catheter, structure include that there are two cavities, and catheter outer diameter is thicker, and material is hard, and shape is stationary curved not
It is easy by can usually be damaged to respiratory tract in trachea cannula under glottis, that is, glottis；The intracavitary diameter in unilateral side of double lumen tube is smaller, no
Conducive to ventilation, gas duct high pressure easily occurs in art；Double lung isolation positioning are more difficult, and especially right upper lung main bronchus opening is easily by gas
Capsule obstruction, clinic are limited by certain.
Single-lumen bronchial tube combination bronchial occlusive device is easy to shift tracheal catheter, and the air bag of bronchial occlusive device is easily de-
Entering tracheae out influences double pulmonary ventilation, influences the art side collapse of lung, pollutes strong side lung；And bronchial occlusive device catheter diameter compares
Carefully, more difficult for secretion attraction, the patient of wet lung and massive hemoptysis is the contraindication of bronchus blocking technology.
Therefore design it is a kind of can be convenient different demands in art and be adjusted, while can be effectively ensured patient's again
Adjustable single-pass airway of postoperative experience is necessary.
Summary of the invention
For above situation, for the defect for overcoming the prior art, the present invention provides adjustable one-lung ventilation conduits, can
It carries out facilitating switching with the demand effectively to different in art, while the workload of replacement conduit can be reduced after surgery, improve
The medical treatment experience of patient and working efficiency.
Its technical solution solved include include the outer catheter vertically placed, the outer edge surface of outer catheter is equipped with the first gas
Capsule, the inside of outer catheter are interspersed with the inner catheter that can be slided in outer catheter, and inner catheter arrival end stretches out the outside of outer catheter, interior
Conduit can pull out and be detached from outer catheter, and the first opening is offered on the side wall of outer catheter, and the first opening is placed in the upper of the first air bag
Portion offers the second opening on the side wall of inner catheter, and the outer edge surface of inner catheter is equipped with the second air bag, and the second air bag is placed in second
The top of opening, the inside of inner catheter are equipped with the third air bag for being placed in the second upper opening portion.
The present invention is be combined with each other by the conduit and supravasal opening and each air bag for devising ectonexine, can
It carries out facilitating switching with the demand effectively to different in art, while the workload of replacement conduit can be reduced after surgery, improve
The medical treatment experience of patient and working efficiency.
Detailed description of the invention
Fig. 1 is the single left pulmonary ventilation status diagram of the present invention.
Status diagram when (double pulmonary ventilation) when Fig. 2 is the first opening of the present invention and the second open communication.
Fig. 3 is inner catheter main view of the present invention.
Fig. 4 is pull rod schematic front view of the present invention.
Fig. 5 is partial enlarged view in Fig. 1 of the present invention.
Fig. 6 is inner catheter inner hole part schematic top plan view of the present invention.
Fig. 7 is that the present invention is inserted into schematic diagram in bronchus when using.
Specific embodiment
Below in conjunction with attached drawing, specific embodiments of the present invention will be described in further detail.
By Fig. 1-7 it is found that the present invention includes the outer catheter 1 vertically placed, the outer edge surface of outer catheter 1 is equipped with the first air bag
5, the inside of outer catheter 1 is interspersed with the inner catheter 2 that can be slided in outer catheter 1, and 2 arrival end of inner catheter stretches out the outer of outer catheter 1
Portion, inner catheter 2 can pull out and be detached from outer catheter 1, offer the first opening 3 on the side wall of outer catheter 1, and the first opening 3 is placed in the
The top of one air bag 5 offers the second opening 4 on the side wall of inner catheter 2, and the outer edge surface of inner catheter 2 is equipped with the second air bag 6,
Second air bag 6 is placed in the top of the second opening 4, and the inside of inner catheter 2 is equipped with the third air bag 7 for being placed in 4 top of the second opening.
In order to realize that inner catheter 2 can be 8.0mm in the sliding of 1 internal stability of outer catheter, the internal diameter of the outer catheter 1,
Arrangement is bonded between the outer wall of inner catheter 2 and the inner wall of outer catheter 1, the outer diameter of inner catheter 2 is 6.5-8.0mm.
2 periphery of inner catheter is equipped with annular protrusion 8, and the inner sidewall of outer catheter 1 is equipped with and 8 phase of annular protrusion
The annular groove 12 of cooperation, annular protrusion 8 can stick into annular groove 12 fixation realized to 2 position of inner catheter.
In order to realize that inner catheter 2 can be detached from outer catheter 1, the invention also includes a pull rod 9, the inner catheter 2 is separate
One end inner sidewall of air bag is equipped with the fixture block 10 of multiple circumference uniform distributions, and the diameter of pull rod 9 is less than the internal diameter of inner catheter 2, pull rod 9
Outer rim be equipped with the protrusions 11 of multiple circumference uniform distributions, pull rod 9 can be inserted into inside inner catheter 2 is matched by fixture block 10 and raised 11
Conjunction pulls out inner catheter 2.
The inner catheter 2 is equipped with internal screw thread far from one end inner sidewall of air bag, and the diameter of pull rod 9 is less than inner catheter 2
Internal diameter, the outer rim of pull rod 9 is equipped with external screw thread, and pull rod 9 can be inserted into inside inner catheter 2 through internal screw thread and externally threaded cooperation
Inner catheter 2 is pulled out.
The conduit is inserted into bronchus first when specifically used, the arrival end of inner catheter 2 is inserted into a left side by the present invention
Inside laterobronchus, bronchus portion on the right side of the 3 position face of the first opening on outer catheter 1, as shown in Fig. 7, as progress Dan Zuo
When pulmonary ventilation, at this time arrange the on inner catheter 2 second 3 dislocation of the first opening being open on 4 and outer catheter 1, at this time to first
Air bag 5 and the inflation of the second air bag 6, third is non-aerating, at this time due to 4 dislocation of the first opening 3 and the second opening, realizes to the right side
The closure of laterobronchus can be very good the ventilation for realizing single left lung；When needing double pulmonary ventilation, only needed at this time by inner catheter
2 are pushed by pull rod 9, are connected to the first opening 3 with the second opening 4, and the bronchus of two sides passes through the first opening 3 and second at this time
Opening 4 place and connected state can realize the ventilation of double lungs at this time；When needing to carry out single right lung ventilation, still maintain at this time
First opening 3 is connected to the second opening 4, and the third air bag 7 inside inner catheter 2 is inflated, and is realized to the bronchial closure in left side,
Single right lung ventilation may be implemented at this time；By the inflation of the different location and third air bag 7 of inner catheter 2 and it is non-aerating can be real
Existing different working condition, can easily be switched, easy to operate, user at any time as needed in the course of surgery
Just.
Furthermore maximum gauge inserted into the patient of the invention is equivalent to the diameter of outer catheter 1, and the internal diameter of outer catheter 1
For 8.0mm, in conjunction with the thickness of tube wall, the outer diameter of outer catheter 1 is 9-10mm, it is opposite with for double channel catheter, reduce insertion and suffer from
The intracorporal diameter of person has great raising to the postoperative comfort level of patient.
Furthermore the present invention is by devising pull rod 9, when after surgery since patient may also need to continue auxiliary intubation,
It can be inserted into inner catheter 2 by pull rod 9 at this time, since the outer circle of pull rod 9 is equipped with the card matched with 2 inner sidewall of inner catheter
Fixture block 10 and cam dislocation are inserted into pull rod 9 inside inner catheter 2 by raised 11 structures of block 10-, when use first, rotate after insertion
Pull rod 9 keeps the position of the fixture block 10- protrusion 11 on pull rod 9 opposite, can pass through the mutual cooperation of fixture block 10 and protrusion 11 at this time
Inner catheter 2 is pulled out；Furthermore the pull-out of inner catheter 2 can also be realized by the cooperation of screw thread.
Inner catheter 2 can be pulled out by inner support tube at this time, while outer catheter 1 does not have to replacement, it may further
Reduction needs replacing the problem of conduit.
The present invention is be combined with each other by the conduit and supravasal opening and each air bag for devising ectonexine, can
It carries out facilitating switching with the demand effectively to different in art, while the workload of replacement conduit can be reduced after surgery, improve
The medical treatment experience of patient and working efficiency.
Claims (5)
1. adjustable one-lung ventilation conduit, which is characterized in that including the outer catheter (1) vertically placed, the outer rim of outer catheter (1)
Face is equipped with the first air bag (5), and the inside of outer catheter (1) is interspersed with the inner catheter (2) that can be slided in outer catheter (1), inside leads
The outside that (2) arrival end stretches out outer catheter (1) is managed, inner catheter (2) can be pulled out and is detached from outer catheter (1), the side wall of outer catheter (1)
On offer the first opening (3), the first opening (3) is placed in the top of the first air bag (5), offers on the side wall of inner catheter (2)
The outer edge surface of second opening (4), inner catheter (2) is equipped with the second air bag (6), and the second air bag (6) is placed in the upper of the second opening (4)
Portion, the inside of inner catheter (2) are equipped with the third air bag (7) for being placed in the second opening (4) top.
2. adjustable one-lung ventilation conduit according to claim 1, which is characterized in that the outer catheter (1) it is interior
Diameter is 8.0mm, and arrangement is bonded between the outer wall and the inner wall of outer catheter (1) of inner catheter (2), and the outer diameter of inner catheter (2) is 6.5-
8.0mm。
3. adjustable one-lung ventilation conduit according to claim 1, which is characterized in that described inner catheter (2) outer circle
Face is equipped with annular protrusion (8), and the inner sidewall of outer catheter (1) is equipped with the annular groove (12) matched with annular protrusion (8),
Annular protrusion (8) can stick into annular groove (12) fixation realized to inner catheter (2) position.
4. adjustable one-lung ventilation conduit according to claim 1, which is characterized in that further include a pull rod (9), institute
The inner catheter (2) stated is equipped with the fixture block (10) of multiple circumference uniform distributions far from one end inner sidewall of air bag, and the diameter of pull rod (9) is small
Internal diameter in inner catheter (2), the outer rim of pull rod (9) are equipped with the protrusion (11) of multiple circumference uniform distributions, and pull rod (9) can be inserted into interior lead
It manages and is pulled out inner catheter (2) by the cooperation of fixture block (10) and raised (11) inside (2).
5. adjustable one-lung ventilation conduit according to claim 1, which is characterized in that the inner catheter (2) is separate
One end inner sidewall of air bag is equipped with internal screw thread, and the diameter of pull rod (9) is less than the internal diameter of inner catheter (2), in the outer rim of pull rod (9)
Equipped with external screw thread, pull rod (9) can be inserted into inside inner catheter (2) and be pulled out inner catheter (2) by internal screw thread and externally threaded cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910301335.XA CN109865184A (en) | 2019-04-15 | 2019-04-15 | Adjustable one-lung ventilation conduit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910301335.XA CN109865184A (en) | 2019-04-15 | 2019-04-15 | Adjustable one-lung ventilation conduit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109865184A true CN109865184A (en) | 2019-06-11 |
Family
ID=66922585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910301335.XA Pending CN109865184A (en) | 2019-04-15 | 2019-04-15 | Adjustable one-lung ventilation conduit |
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| Country | Link |
|---|---|
| CN (1) | CN109865184A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4304228A (en) * | 1980-07-14 | 1981-12-08 | Bivona Surgical Instruments, Inc. | Outside locking tracheal tube |
| SU1306584A1 (en) * | 1983-06-03 | 1987-04-30 | Научно-производственное объединение "Мединструмент" | Tracheotomy tube |
| US20080156323A1 (en) * | 2003-08-22 | 2008-07-03 | Artificial Airways, Inc. | Airway assembly and methods of using an airway assembly |
| WO2012077101A1 (en) * | 2010-12-05 | 2012-06-14 | Tubular Medical Ltd.. | Apparatus for facilitating removal of inner layers of a multi- layer endotracheal tube during ventilation |
| CN106964047A (en) * | 2017-05-02 | 2017-07-21 | 廖信芳 | A kind of single-lumen bronchial tube of single, double lung switching ventilation |
| US20180133423A1 (en) * | 2015-06-11 | 2018-05-17 | Smiths Medical International Limited | Tracheostomy tube assemblies and inner cannulae |
| CN108601921A (en) * | 2015-11-23 | 2018-09-28 | 米唯神经科学公司 | The thrombectomy for applying the conduit system effectively aspirated in distal vessels and being assisted by conduit system |
| CN209848078U (en) * | 2019-04-15 | 2019-12-27 | 赵亮 | Adjustable single lung ventilation catheter |
-
2019
- 2019-04-15 CN CN201910301335.XA patent/CN109865184A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4304228A (en) * | 1980-07-14 | 1981-12-08 | Bivona Surgical Instruments, Inc. | Outside locking tracheal tube |
| SU1306584A1 (en) * | 1983-06-03 | 1987-04-30 | Научно-производственное объединение "Мединструмент" | Tracheotomy tube |
| US20080156323A1 (en) * | 2003-08-22 | 2008-07-03 | Artificial Airways, Inc. | Airway assembly and methods of using an airway assembly |
| WO2012077101A1 (en) * | 2010-12-05 | 2012-06-14 | Tubular Medical Ltd.. | Apparatus for facilitating removal of inner layers of a multi- layer endotracheal tube during ventilation |
| US20180133423A1 (en) * | 2015-06-11 | 2018-05-17 | Smiths Medical International Limited | Tracheostomy tube assemblies and inner cannulae |
| CN108601921A (en) * | 2015-11-23 | 2018-09-28 | 米唯神经科学公司 | The thrombectomy for applying the conduit system effectively aspirated in distal vessels and being assisted by conduit system |
| CN106964047A (en) * | 2017-05-02 | 2017-07-21 | 廖信芳 | A kind of single-lumen bronchial tube of single, double lung switching ventilation |
| CN209848078U (en) * | 2019-04-15 | 2019-12-27 | 赵亮 | Adjustable single lung ventilation catheter |
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