CN203898881U - Novel therapeutic tracheal catheter - Google Patents
Novel therapeutic tracheal catheter Download PDFInfo
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- CN203898881U CN203898881U CN201420233371.XU CN201420233371U CN203898881U CN 203898881 U CN203898881 U CN 203898881U CN 201420233371 U CN201420233371 U CN 201420233371U CN 203898881 U CN203898881 U CN 203898881U
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- novel therapeutic
- air bag
- catheter
- endotracheal tube
- catheter body
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Abstract
The utility model relates to a novel therapeutic tracheal catheter. The novel therapeutic tracheal catheter is mainly used for avoiding limitation and potential danger confronted by bronchoscopy when a common tracheal catheter is used. The novel therapeutic tracheal catheter comprises a catheter body, an air sac and a ventilation passage; the catheter body comprises a straight tube part and a bent part; the air sac sleeves the outer circumferential surface of the catheter body and is connected with the ventilation passage; a round hole is formed in the wall of the left (or right) side of one end, close to the straight tube part, of the bent part. The novel therapeutic tracheal catheter is characterized in that as the round hole allowing the bronchoscope to pass through is formed in the bent part, simultaneous double-lung ventilation can be realized, or the two lungs are separated, and then ventilation is performed at one side, while examination or an operation is performed on the bronchus at the other side by use of the round hole, besides, the intraoperative blood can be prevented from flowing backwards to go into the bronchus and the lung at the non-treatment side in the bronchoscopy and treatment process, and therefore, the safety and convenience of the treatment process are greatly improved.
Description
Technical field
This utility model relates to a kind of bronchial catheter, particularly novel therapeutic type endotracheal tube.
Background technology
After bronchoscope invention, be widely used in clinical, be applicable to do the observation of the lobe of the lung, section and sub-segmental bronchus pathological changes, need to be by determine diagnosis through bronchoscopic biopsy as tumor, interstitial lung disease, granulomatous disease and some infectious disease, be a most frequently used inspection item.Aspect treatment, be also used widely, as win foreign body, remove respiratory secretions, bronchoalveolar lavage (BAL) treatment, enter bronchoscope injectable drug treatment tumor etc., owing to can causing in operation process that the problems such as trachea, bronchial mucosa breakage is hemorrhage, rheuminess thing oozes out cause tracheal secretion too much or vocal cords edema is suffocated.Doctor is in when operation, normally elongated bronchoscope per os or nose inserted to patient's lower respiratory tract, enters trachea and bronchus and far-end more through glottis, the pathological changes of directly observing trachea and bronchus, and check accordingly and treat according to pathological changes.But, in operating process, because quite a few space in patient's glottis and air flue is occupied by shank, add the stimulation of operation, make patient have strong sense of discomfort, and to the bronchial inspection in left and right, oxygen supply and inspection are carried out in a side entirely simultaneously, this has increased patient's pain sensation and danger.
Utility model content
The limitation and the potentially danger that while using common endotracheal tube to carry out bronchoscopy and treatment in order to alleviate, face, this utility model provides a kind of novel therapeutic type endotracheal tube.
The technical scheme that this utility model adopts is: a kind of novel therapeutic type endotracheal tube, it comprises catheter body, air bag and gas fill port, described catheter body comprises straight sections and is provided with the bending part of conduit outlet, described Air sac cover is connected on catheter body outer circumference surface, and be connected with gas fill port, described bending part is provided with circular hole near the left side tube wall of one end of straight sections, and described circular hole has been embedded with telescopic caoutchouc elasticity circle, is also provided with endoporus at described caoutchouc elasticity Quan center.
Described circular hole is slotted eye.
Described air bag comprises the first air bag being connected with the first gas fill port and the second air bag being connected with the second gas fill port, and described the first air bag socket is fixed on one section of outer circumference surface of straight sections, and described the second air bag socket is fixed on one section of outer circumference surface of bending part.
The right lateral surface of described bending part lower end is provided with passage.
Described passage diameter is 3-4mm.
Described diameter of bore is 2-3mm.
Described catheter body is connected with respirator by catheter interface, and air supply channel is provided.
The beneficial effects of the utility model are: this bronchial catheter for bronchoscopy and treatment has increased the slotted eye that can pass through for bronchoscope at bending part, not only can provide two lungs to ventilate simultaneously, also can separate two lungs and carry out one-sided ventilation; Completely cut off a laterobronchus with extraneous ventilation by airbag aeration, effective air supply channel of this laterobronchus is provided by passage and conduit outlet, reduce patient's pain sensation, and by slotted eye, opposite side bronchus is checked or performed the operation, special, can be in bronchoscopy and therapeutic process, prevent in operation, backflow of blood, enters in the bronchus and lung of non-treatment side, has greatly improved safety and the convenience of therapeutic process.
Brief description of the drawings
Fig. 1 is right endotracheal tube schematic diagram of the present utility model.
Fig. 2 is the partial enlarged drawing of A in Fig. 1.
Fig. 3 is the cutaway view of 6 circular holes that relate to of this utility model.
Fig. 4, Fig. 5 are right endotracheal tube use principle figure of the present utility model.
Fig. 6 is left endotracheal tube schematic diagram of the present utility model.
Fig. 7 is the partial enlarged drawing of B in Fig. 1.
Fig. 8 is left endotracheal tube use principle figure of the present utility model.
Fig. 9 is the contrast schematic diagram of this utility model circular port and slotted eye.
1-catheter body, 11-straight sections, 12-bending part, 2-the first air bag, 3-the second air bag, 4-the first gas fill port, 5-the second gas fill port, 6-circular hole, 61-elastic tape, 62-rubber, 63-endoporus, 64-guide district, 7-passage, 8-catheter interface, 9-conduit outlet.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model embodiment is described further:
As shown in Figure 1-Figure 3, a kind of novel therapeutic type endotracheal tube, it comprises the catheter body 1 being connected with respirator by catheter interface 8, air bag and gas fill port, described catheter body 1 diameter is 8-8.5mm, comprise straight sections 11 and the long bending part 12 of 80mm that 300mm is long, described bending part 12 lower ends are provided with the conduit outlet 9 that diameter is 7-7.5mm, described Air sac cover is connected on catheter body 1 outer circumference surface, gluing is fixed, and be connected with gas fill port, described bending part 12 is provided with near the left side tube wall of one end of straight sections 11 circular hole 6 that diameter is 8-8.5mm, described circular hole 6 is embedded with telescopic rubber parts, described rubber parts outer ring is elastic tape 61, inner ring is filled telescopic rubber 62, also be provided with at described rubber 62 center the endoporus 63 that diameter is 2-3mm, the right lateral surface of described bending part 12 lower ends is provided with the passage 7 that diameter is 3-4mm.
As shown in Figure 3, described circular hole 6 is slotted eye, and because bronchial catheter is curved surface, in curved surface perforate, circular port must be bending, the relatively round and smooth camber line forming on the axial tube wall of bronchial catheter.In the time operating, there is certain difficulty in bronchoscopic entering, after entering for the needs to the bronchial inspection in left side or treatment, bronchoscope need move in the bronchus of left side, and the diameter of circular port has limited bronchoscopic moving range, and bronchial catheter has determined to increase the diameter of circular port.
As shown in Figure 9, after circular port makes slotted eye into, the aperture of identical circumferential diameter, oval-shaped axial diameter d is almost the twice of the axial diameter c of circular port, the oval camber line forming on the axial tube wall of bronchial catheter with respect to circular port is more long and narrow, and there is pinnacle, long and narrow region forms a guide district 64 relatively, so in the time operating, bronchoscope reaches slotted eye place more easily, and pass endoporus 63 along caoutchouc elasticity circle, thereby enter left side bronchus, enter the twice that rear bronchoscopic mobile range is almost circular port, thereby to the bronchial inspection in left side or treat convenient, reduce the danger that pain sensation that patient produces in this process and this process are brought simultaneously.
Described air bag comprises the first air bag 2 being connected with the first gas fill port 4 and the second air bag 3 being connected with the second gas fill port 5, described the first air bag 2 is fixed by socket on 11 1 sections of outer circumference surfaces of straight sections, long 40mm, described the second air bag 3 is socketed on 12 1 sections of outer circumference surfaces of bending part, the long 10mm of right side tube airbag, the long 15mm of left side tube airbag.Described gas fill port comprises that gluing is fixed on the gas tube on tube wall, and described gas tube one end is communicated with air bag, and the other end is connected with feeder.
If Fig. 4 is when catheter body 1 is in trachea, inflate to the first air bag 2 by the first gas fill port 4, the second air bag 3 is not inflated, now the first air bag 2 is blocked throat and human external ventilation, and by respirator directly by oxygen delivery in two laterobronchuses, guarantee both sides lung is ventilated simultaneously, and can pass through catheter body 1, and trachea and bronchus are checked or performed the operation.
As shown in Figure 5, when the bending part 12 of catheter body 1 is in the bronchus of right side, respectively by first, the second gas fill port gives first, the second airbag aeration, now the first air bag 2 is blocked throat and human external ventilation, the second air bag 3 has been blocked the bronchial ventilation of right side bronchus and left side, realize separation two lungs and carry out one-sided ventilation, for bronchial upper right, the right side lobe of the lung under normal circumstances in level structure on the upper side, offer especially passage 7, for the oxygen supply of the upper right lobe of the lung, prevent that superior lobe of right lung from will carry out oxygen supply through conduit outlet 9, thereby affect normal oxygen supply, to alleviate patient's sense of discomfort, conduit outlet 9 is for the oxygen supply of the right lobe of the lung and the bottom right lobe of the lung, respirator is by catheter body 1, passage 7 and conduit outlet 9 form air supply channel, oxygen supply is to right side bronchus, ensure that patient ventilates normally, now both can check right side bronchus by bronchoscope, also can directly pass through guide pipe inner hole 63, enter right side bronchus, thereby check or treat, realize the bronchial observation in left and right, contrast, more be conducive to effectively find disease, reduce the appearance of situations such as checking error or rechecking.
And, now also can carry out operative treatment to left side bronchus by bronchoscope, due to the existence of first, second air bag, make trachea, the bronchial separation of right side bronchus and left side, in operation, the clot that left side bronchus occurs can not flow backwards in air inlet pipe and right side bronchus and lung, has greatly improved safety and the convenience of therapeutic process.
Embodiment 2:
As Fig. 6, Fig. 7, shown in Fig. 8, difference from Example 1 is that described bending part 12 is provided with slotted eye near the right side tube wall of one end of straight sections 11, described slotted eye is embedded with telescopic caoutchouc elasticity circle, also be provided with endoporus 63 at described caoutchouc elasticity Quan center, and because the structure of the left side lobe of the lung does not need extra passage 7, therefore this bending part lower end left-hand face is not offered passage 7, directly by catheter body 1, conduit outlet 9 forms air supply channel, oxygen supply is to left side bronchus, ensure that patient ventilates normally, now both can check left side bronchus by bronchoscope, also can directly pass through guide pipe inner hole 63, enter left side bronchus, thereby check or treat, realize the bronchial observation in left and right, contrast, more be conducive to effectively find disease, reduce the appearance of situations such as checking error or rechecking.
And, now also can carry out operative treatment to right side bronchus by bronchoscope, due to the existence of first, second air bag, make trachea, the bronchial separation of left side bronchus and right side, in operation, the clot that right side bronchus occurs can not flow backwards in main bronchus and left side and lung, has greatly improved safety and the convenience of therapeutic process.
Tradition bronchial catheter is single lumen catheter, be mainly used in main bronchus or enter a laterobronchus, in the time entering a laterobronchus and treat, opposite side bronchus normal ventilation cannot ensure to treat time, has greatly like this limited that unilateral component trachea checks and the time for the treatment of; And can effectively isolate the double-lumen catheter of two lungs, and due to middle separate layer, the space of bronchoscope in conduit official jargon only has the half of single lumen catheter, and this seriously restricts bronchoscopic inspection and therapeutic effect; And the bronchial catheter relating in this utility model is owing to itself being single lumen catheter, ensure that the enough bronchoscopies in space of tube chamber operate; Design again first, second air bag and can realize the separation of two lungs, not only can provide two lungs to ventilate simultaneously, also can separate two lungs and carry out one-sided ventilation; The design of circular hole 6 has realized again in the time that conduit is placed to left side (or right side) bronchus, ensure this side ventilation, now can realize bronchoscope to the bronchial inspection of opposite side and treatment by this circular hole, can realize an intubate checks, contrasts bilateral bronchus, increase check comprehensive, especially ensured the safety for the treatment of.
Below described embodiment is only preferred implementation of the present utility model by reference to the accompanying drawings, and the not restriction to protection domain of the present utility model, any improvement of doing based on this utility model spirit all ought to be within this utility model protection domain.
Claims (7)
1. a novel therapeutic type endotracheal tube, it comprises catheter body (1), air bag and gas fill port, described catheter body (1) comprises straight sections (11) and is provided with the bending part (12) of conduit outlet (9), described Air sac cover is connected on catheter body (1) outer circumference surface, and be connected with gas fill port, it is characterized in that: described bending part (12) is provided with circular hole (6) near the left side tube wall of one end of straight sections (11), described circular hole (6) is embedded with telescopic caoutchouc elasticity circle, is also provided with endoporus (63) at described caoutchouc elasticity Quan center.
2. novel therapeutic type endotracheal tube according to claim 1, is characterized in that: described circular hole (6) is slotted eye.
3. novel therapeutic type endotracheal tube according to claim 1 and 2, it is characterized in that: described air bag comprises the first air bag (2) being connected with the first gas fill port (4) and the second air bag (3) being connected with the second gas fill port (5), described the first air bag (2) is fixed by socket on (11) one sections of outer circumference surfaces of straight sections, and described the second air bag (3) is fixed by socket on (12) one sections of outer circumference surfaces of bending part.
4. novel therapeutic type endotracheal tube according to claim 1 and 2, is characterized in that: the right lateral surface of described bending part (12) lower end is provided with passage (7).
5. novel therapeutic type endotracheal tube according to claim 4, is characterized in that: described passage (7) diameter is 3-4mm.
6. novel therapeutic type endotracheal tube according to claim 1 and 2, is characterized in that: described endoporus (63) diameter is 2-3mm.
7. novel therapeutic type endotracheal tube according to claim 1 and 2, is characterized in that: described catheter body (1) is connected with respirator by catheter interface (8), and air supply channel is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420233371.XU CN203898881U (en) | 2014-05-08 | 2014-05-08 | Novel therapeutic tracheal catheter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420233371.XU CN203898881U (en) | 2014-05-08 | 2014-05-08 | Novel therapeutic tracheal catheter |
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| CN203898881U true CN203898881U (en) | 2014-10-29 |
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| CN201420233371.XU Active CN203898881U (en) | 2014-05-08 | 2014-05-08 | Novel therapeutic tracheal catheter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103990215A (en) * | 2014-05-08 | 2014-08-20 | 温州医科大学附属第一医院 | Novel treatment type tracheal catheter |
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2014
- 2014-05-08 CN CN201420233371.XU patent/CN203898881U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103990215A (en) * | 2014-05-08 | 2014-08-20 | 温州医科大学附属第一医院 | Novel treatment type tracheal catheter |
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