CN219049960U

CN219049960U - Tracheal cannula capable of performing single-lung blocking

Info

Publication number: CN219049960U
Application number: CN202320114427.9U
Authority: CN
Inventors: 厉翰峙; 杨林敏; 陈捷峰
Original assignee: Fengchenhan Guangzhou Medical Equipment Co ltd
Current assignee: Fengchenhan Guangzhou Medical Equipment Co ltd
Priority date: 2023-01-14
Filing date: 2023-01-14
Publication date: 2023-05-23
Anticipated expiration: 2033-01-14

Abstract

The utility model provides an endotracheal tube capable of performing single-lung blocking, which comprises an intubate tube body, an intubate balloon inflation tube, an intubate balloon indication balloon and an intubate balloon one-way valve, and further comprises a blocking device, wherein the blocking device comprises a blocking device tube body which is integrally formed on one side of the intubate tube body and separated from the intubate tube body, a blocking device trachea inserted into the blocking device tube body, a blocking device balloon which is arranged on the front part of the blocking device trachea and extends out of the blocking device tube body, a blocking device inflation tube which is arranged on the rear part of the blocking device trachea and communicated with the blocking device balloon, and a blocking device indication balloon and a blocking device one-way valve which are sequentially connected to the blocking device inflation tube. The plugging device is positioned on one side of the trachea cannula and is integrally formed, a main channel of the trachea cannula is not occupied, a side cavity is added on the plugging device to achieve the function of single-lung plugging, and the trouble that the sputum suction tube and the bronchofiberscope are difficult to put due to the fact that the main channel of the trachea cannula is occupied in the matched use process of the trachea cannula and the plugging device is avoided.

Description

Tracheal cannula capable of performing single-lung blocking

Technical Field

The utility model relates to the technical field of medical appliances, in particular to an endotracheal tube capable of performing single-lung occlusion.

Background

Endotracheal intubation is a technique that uses a cannula through the mouth or nose, through the larynx and into the trachea, an important step in the common medical practice of providing a positive airway pressure, allowing anesthesia to be administered or air to be provided into the lungs. The intubation tube is firstly inserted into the trachea by medical staff, and then a certain amount of air is injected into the air bag, so that the air bag is inflated and clamped in the trachea to prevent falling.

The bronchus blanking plug is used as a substitute product of the double-cavity bronchus intubate, is matched with the trachea intubate, can realize a single-lung blocking function, and enables doctors to perform single-lung blocking operation, but occupies the original airway of the trachea intubate when matched with the trachea intubate, and causes some unavoidable troubles, such as difficult placement of a sputum suction tube and a bronchofiberscope.

Disclosure of Invention

The utility model aims at providing the tracheal cannula capable of performing single-lung blocking, wherein the single-lung blocking device is arranged on one side of the tracheal cannula, does not occupy a main channel of the tracheal cannula, and increases the single-lung blocking function of the tracheal cannula by adding a side cavity on the single-lung blocking device, so that the trouble caused by the fact that the main channel of the tracheal cannula is occupied by the tracheal cannula in the matched use process of the tracheal cannula and the blocking device is avoided.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows: the utility model provides a can carry out trachea cannula of single lung shutoff, includes the intubate body, sets up intubate sacculus in intubate body front portion, with intubate sacculus gas tube that intubate sacculus intercommunication and connect gradually intubate sacculus instruction gasbag and intubate sacculus check valve on the intubate sacculus gas tube, still includes the stopper device, the stopper device include intubate body one side integrated into one piece with the spaced stopper body of intubate body, alternate stopper trachea in the stopper body, set up stopper sacculus that the anterior of stopper trachea stretches out on the stopper body, set up stopper tracheal rear portion with stopper gas tube that the stopper sacculus communicates, connect gradually stopper instruction sacculus and stopper check valve on the stopper gas tube.

Preferably, the occluder tube body is formed on the outer surface of the intubation tube body in an outward protruding mode.

Preferably, a locking and fixing structure for the occluder air tube is arranged at the rear part of the occluder tube body, and the occluder air tube is inserted into the locking and fixing structure.

Further, the locking and fixing structure comprises an outer tube body which is formed on the intubation tube body and connected with the occluder tube body, a locking end thread which is formed on the end part of the outer tube body, and a locking joint which is screwed on the locking end thread and enables the end part of the outer tube body to lock the occluder tube.

Preferably, an occluder three-way joint is arranged at the rear part of the occluder air pipe, and the occluder three-way joint is respectively connected with the occluder air pipe, an occluder indicating bag communicated with the occluder saccule and an occluder oxygen supply joint communicated with the occluder air pipe.

Preferably, the rear part of the cannula tube body can be connected with a three-way conversion joint, and an endoscope joint and a multifunctional conversion joint are also connected to the three-way conversion joint.

Preferably, a suction port is provided at the front of the cannula body, and a suction tube and a suction connector communicating with the suction port are provided at the rear of the cannula body.

Compared with the prior art, the utility model has the beneficial effects that: the plugging device is positioned on one side of the trachea cannula and is integrally formed, a main channel of the trachea cannula is not occupied, a side cavity is added on the plugging device to achieve the function of single-lung plugging, and the trouble that the trachea cannula and a bronchofiberscope are difficult to put in due to the fact that the plugging device occupies the main channel of the trachea cannula in the matched use process of the trachea cannula and the plugging device is avoided; the plugging device can be controlled to extend out of the trachea cannula or be pulled back into the trachea cannula through the locking and fixing structure, so that the plugging device is not easy to fall off from a plugging position when in use.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the whole structure of the present utility model;

FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 1 according to the present utility model;

fig. 4 is a schematic cross-sectional view of the occluder device of fig. 3 in accordance with the present utility model.

Description of the embodiments

The utility model is further illustrated by the following examples:

examples

Referring to fig. 1-4, the tracheal cannula capable of performing single lung occlusion according to the embodiment has a similar structure to a common tracheal cannula, and comprises a cannula tube body 1, a cannula balloon 2 arranged at the front part of the cannula tube body 1, a cannula balloon inflation tube 3 communicated with the cannula balloon 2, and a cannula balloon indication air bag 4 and a cannula balloon one-way valve 5 which are sequentially connected to the cannula balloon inflation tube 3, wherein in the prior art, a plugging device can be directly inserted into the cannula tube body 1 to plug a single lung, so that the trouble that a sputum suction tube and a bronchofiberscope are difficult to be placed is caused;

the trachea cannula in this application still includes the stopper device, the stopper device include the stopper body 6 of 1 one side integrated into one piece of intubate body and with the 1 partition of intubate body, alternates stopper trachea 7 in the stopper body 6, set up stopper trachea 7 the front portion and stretch out stopper sacculus 8 on the stopper body 6, set up the rear portion of stopper trachea 7 and with stopper inflation tube 9 of stopper sacculus 8 intercommunication, connect gradually stopper indicator bag 10 and stopper check valve 11 on the stopper inflation tube 9.

The plugging device is positioned on one side of the intubation tube body 1 and is integrally formed, the main channel of the intubation tube body 1 is not occupied, the function of single-lung plugging is achieved by adding a side cavity on the main channel, and the trouble that a sputum suction tube, a bronchofiberscope and the like are difficult to put in due to the fact that the plugging device occupies the main channel of the intubation tube body 1 in the matched use process of the intubation tube body 1 and the plugging device is avoided.

In order not to increase the pipe wall thickness of the intubation tube body 1, the occluder tube body 6 is formed on the outer surface of the intubation tube body 1 in an outward protruding mode, and is formed integrally with the outer side of the intubation tube body 1.

Examples

The difference from example 1 is that: the rear part of the occluder tube body 6 is provided with a locking and fixing structure 12 for the occluder tube 7, the occluder tube 7 is inserted into the locking and fixing structure 12, the occluder device can be controlled to extend out of the intubation tube body 1 or be pulled back into the intubation tube body 1 through the locking and fixing structure 12, so that the occluder device is pulled back into the intubation tube body 1 before use, the intubating operation is performed on the intubation tube body, and the occluder tube body is not easy to separate from the occluded position during use.

The locking and fixing structure 12 comprises an outer tube 1201 formed on the cannula tube 1 and connected with the occluder tube 6, a locking end thread formed on the end part of the outer tube 1201, and a locking joint 1202 screwed on the locking end thread to enable the end part of the outer tube 1201 to lock the occluder tube 7, for example, the locking joint 1202 is a threaded joint with taper, when the screw joint is screwed in, the threaded joint is tightened, and when the screw joint is screwed out, the threaded joint is loosened.

Examples

The difference from example 1 is that: the rear part of the occluder air tube 7 is provided with an occluder three-way joint 13, the occluder three-way joint 13 is respectively connected with the occluder air tube 7, an occluder indicating bag 10 communicated with the occluder balloon 8 and an occluder oxygen supply joint 14 communicated with the occluder air tube 7, namely the occluder oxygen supply joint 14 is communicated with the occluder air tube 7 for supplying oxygen, and the occluder indicating bag 10 and the occluder check valve 11 are communicated with the occluder inflation tube 9 for inflating the occluder balloon 8.

Examples

The difference from example 1 is that: the rear part of the cannula tube body 1 can be connected with a three-way adapter 18, and the three-way adapter 18 is also connected with an endoscope adapter 1801 and a multifunctional adapter 1802; the endoscope connector 1801 is used for extending the bronchoscope into a human body along the intubation tube body 1, and assisting the intubation tube body 1 to be inserted into a trachea; the multifunctional adapter 1802 may be connected to a respiratory device or an anesthetic device for supplying oxygen or for anesthetizing.

Examples

The difference from example 1 is that: a suction port 17 is provided at the front of the cannula body 1, and a suction tube 15 and a suction connector 16 communicating with the suction port 17 are provided at the rear of the cannula body 1.

Working principle:

pulling and recovering the occluder air tube 7 into the occluder tube body 6, and fixing the occluder air tube by screwing a locking and fixing structure 12; the intubation tube body 1 is inserted into the human airway through auxiliary equipment, and the occluder tube body 6 enters the human airway together with the tracheal tube body.

When the occluder device is used, the occluder air tube 7 is stretched out of the occluder tube body 6 through the locking and fixing structure 12, and after the occluder air tube reaches a preset position, the occluder balloon 8 is inflated to perform single-lung occlusion, and the occluder air tube 7 is re-fixed through the locking and fixing structure 12, so that the occluder air tube 7 is prevented from being separated from the occlusion position.

At this time, the insertion of the endoscope, sputum aspirator, and the like into the cannula tube 1 can be performed normally, and the insertion does not affect the occluder device.

Claims

1. The utility model provides a can carry out trachea cannula of single lung shutoff, includes the intubate body, sets up intubate sacculus in intubate body front portion, with intubate sacculus gas tube of intubate sacculus intercommunication and connect gradually intubate sacculus instruction gasbag and intubate sacculus check valve on the intubate sacculus gas tube, its characterized in that: the plugging device comprises a plugging device body, a plugging device air pipe, a plugging device balloon, a plugging device inflation pipe, a plugging device indication bag and a plugging device check valve, wherein the plugging device body is integrally formed on one side of the plugging device body and separated from the plugging device body, the plugging device air pipe is inserted into the plugging device body, the front part of the plugging air pipe extends out of the plugging device body, the plugging device inflation pipe is arranged at the rear part of the plugging device air pipe and communicated with the plugging device balloon, and the plugging device indication bag and the plugging device check valve are sequentially connected to the plugging device inflation pipe.

2. A single-lung plugged endotracheal tube according to claim 1, wherein: the occluder tube body is outwards formed on the outer surface of the intubation tube body in a protruding mode.

3. A single-lung plugged endotracheal tube according to claim 1, wherein: the locking and fixing structure for the occluder air tube is arranged at the rear part of the occluder tube body, and the occluder air tube is inserted into the locking and fixing structure.

4. A single-lung occlusion capable endotracheal tube according to claim 3, wherein: the locking and fixing structure comprises an outer tube body, a locking end thread and a locking joint, wherein the outer tube body is formed on the intubation tube body and connected with the occluder tube body, the locking end thread is formed at the end part of the outer tube body, and the locking joint is screwed on the locking end thread, so that the end part of the outer tube body can be locked on the tracheal tube of the occluder.

5. A single-lung plugged endotracheal tube according to claim 1, wherein: the rear part of the occluder air pipe is provided with an occluder three-way joint which is respectively connected with the occluder air pipe, an occluder indicating bag communicated with the occluder saccule and an occluder oxygen supply joint communicated with the occluder air pipe.

6. A single-lung plugged endotracheal tube according to claim 1, wherein: the rear part of the cannula tube body can be connected with a tee joint, and the tee joint is also connected with an endoscope joint and a multifunctional adapter.

7. A single-lung plugged endotracheal tube according to claim 1, wherein: the front part of the intubation tube body is provided with a suction port, and the rear part of the intubation tube body is provided with a suction tube and a suction joint which are communicated with the suction port.