CN211245043U

CN211245043U - Tracheal catheter suitable for single-lung and double-lung ventilation

Info

Publication number: CN211245043U
Application number: CN201922269413.0U
Authority: CN
Inventors: 樊恒; 朱建华
Original assignee: Ningbo First Hospital
Current assignee: Ningbo First Hospital
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-08-14
Anticipated expiration: 2029-12-17

Abstract

The embodiment of the utility model provides a tracheal catheter suitable for single two lungs are ventilated belongs to tracheal catheter technical field, tracheal catheter includes: a tube body comprising; one main pipe is arranged; the outer part of the branch pipe is provided with a second supporting air bag; a closed air bag is arranged inside the branch pipe, and the branch pipe is closed through the closed air bag; the inflation tube is communicated with the closed air bag and/or the second supporting air bag; the two branch pipes are respectively connected to the lower end of the main pipe in a butt joint mode, the branch pipes are communicated with the main pipe, and the two branch pipes can be opened and closed relative to the main pipe. The technical effect that the tracheal catheter can be opened and closed and is convenient to be placed into the bronchus from the trachea of a human body is achieved.

Description

Tracheal catheter suitable for single-lung and double-lung ventilation

Technical Field

The utility model relates to a endotracheal tube technical field especially relates to an endotracheal tube suitable for single two lungs are ventilated.

Background

Normally, the human body is ventilated in both lungs, but in certain cases, ventilation in one lung is required. For example: massive lung hemorrhage due to various reasons (trauma, infection, etc.), bronchiectasis hemorrhage, and obstruction of the airway on one side to prevent pulmonary hemorrhage on the other side. Sufficient preparation time is gained for the operation. Or one side lung is seriously damaged due to trauma, and the damaged lung needs to be isolated for rest, such as traffic pneumothorax and tension pneumothorax.

The prior tracheal catheter suitable for single and double lung ventilation adopts a double-tube structure, the double tubes respectively correspond to the left and right bronchi, and the cross-sectional area of the double-tube structure is large, so that the tracheal catheter is difficult to place in the trachea of a human body.

Therefore, the technical problems of the prior art are as follows: the large cross-sectional area of the tracheal catheter affects implantation.

Disclosure of Invention

The embodiment of the application provides an endotracheal tube suitable for single and double lung ventilation, and solves the technical problems that the endotracheal tube has a large cross-sectional area and the implantation is influenced in the prior art; the technical effect that the tracheal catheter can be opened and closed and is convenient to be placed into the bronchus from the trachea of a human body is achieved.

An embodiment of the present application provides an endotracheal tube suitable for single and double lung ventilation, the endotracheal tube includes: a tube body comprising; one main pipe is arranged; the outer part of the branch pipe is provided with a second supporting air bag; a closed air bag is arranged inside the branch pipe, and the branch pipe is closed through the closed air bag; the inflation tube is communicated with the closed air bag and/or the second supporting air bag; the two branch pipes are respectively connected to the lower end of the main pipe in a butt joint mode, the branch pipes are communicated with the main pipe, and the two branch pipes can be opened and closed relative to the main pipe.

Preferably, the main pipe and branch pipe are integral.

Preferably, a first support airbag is arranged on the outer side of the main pipe, and the main pipe is fixed in the human trachea through the first support airbag.

Preferably, the second support air bags on the two branch pipes are arranged in a staggered mode.

Preferably, the bottom of the branch pipe is provided with a wall hole, and the wall hole is provided with a plurality of wall holes.

Preferably, the closed air cell is composed of a plurality of cells, and each cell is independently disposed between the cells.

Preferably, the two branch pipes are symmetrically arranged relative to the main pipe; and the two branch pipes jointly act on the lower end surface of the main pipe.

Preferably, the endotracheal tube further comprises: a guidewire, the guidewire comprising: a guidewire body, the guidewire body being elongate; the clamping heads are arranged at the head of the guide wire main body, and the number of the clamping heads is two; the two clamping heads are respectively corresponding to the two branch pipes, and the two branch pipes are in a folding state relative to the main pipe through the clamping heads.

Preferably, the gripping head acts on a closing bladder of the branch pipe and the branch pipe is released from the grip of the gripping head by closing the bladder.

Preferably, the endotracheal tube further comprises: the suction tube is arranged in the tube body, and the bottom of the suction tube is positioned below the closed air bag of the branch tube.

One or more technical solutions in the embodiments of the present application have at least one or more of the following technical effects:

1. in the embodiment of the application, one main pipe is arranged, two branch pipes are arranged at the bottom of the main pipe, and the two branch pipes correspond to the branch pipes on two sides; when the tube body is placed into the trachea, the branch tube is in a folded state, so that the trachea can be conveniently placed; then the limitation on the branch pipes is removed, so that the two branch pipes are separated and conveniently placed into the branch pipes; the technical problem that the cross sectional area of the tracheal catheter is large to influence the implantation in the prior art is solved; the technical effect that the tracheal catheter can be opened and closed and is convenient to be placed into the bronchus from the trachea of a human body is achieved.

2. In the embodiment of the application, the second supporting air bags on the two branch pipes are arranged in a staggered mode, so that the two second supporting air bags cannot interfere with each other when the two branch pipes are in a folded state, and the folding between the two branch pipes is influenced. In addition, for many patients, the trachea and the esophagus are fistula due to the ulcer and fester at the place pressed by the air bag after the trachea is intubated for a long time, and the position of the air bag acting on the bronchus needs to be changed; the two second supporting air bags are arranged in a staggered way, so that the directions of the two branch pipes can be changed when the catheter of the ventilation pipe is used, and the positions of the second supporting air bags acting on the branch pipes are changed.

3. In the embodiment of the application, the branch pipe and the main pipe are designed to be integrally cast and molded, and are made of medical silica gel, medical polyurethane and the like, so that the branch pipe and the main pipe have certain toughness and resilience; firstly, the sealing performance of the pipe body is ensured; and secondly, the branch pipes are in a separated state without external force limitation, so that the branch pipes can be quickly separated after the guide wires are withdrawn, and the two branch pipes can smoothly and correspondingly enter the two branch pipes.

4. In this application embodiment, through setting up the seal wire to on the closed gasbag of the fixed two branch pipes of clamping head that utilizes the seal wire, make when closed gasbag inflation, the clamping head is propped open, and closed gasbag is deviate from the centre gripping position of clamping head, makes the branch pipe be in the state that does not receive external force. The two branch pipes can be conveniently switched in the folding and separating process.

5. In the embodiment of the application, the suction tube is arranged to suck bronchial sputum, secretion and blood. The suction tube has another function that when a patient suffering from traumatic hemorrhagic shock has difficulty in opening a vein or has no time to open the vein, rescue medicines can be injected from the channel of the suction tube.

Drawings

FIG. 1 is a schematic view of an endotracheal tube suitable for single and double lung ventilation in a closed state according to an embodiment of the present application;

FIG. 2 is a schematic view of an embodiment of the present application showing a separated endotracheal tube suitable for single and double lung ventilation;

FIG. 3 is an enlarged view taken at A in FIG. 1;

FIG. 4 is an enlarged view at B in FIG. 2;

FIG. 5 is a schematic cross-sectional view of a branch pipe in an embodiment of the present application;

fig. 6 is a schematic structural diagram of an endotracheal tube suitable for single and double lung ventilation in a closed state according to an embodiment of the present application.

Reference numerals: 1. a pipe body; 11. a main pipe; 111. a first support airbag; 12. a branch pipe; 121. closing the air bag; 122. a second support airbag; 123. a wall hole; 2. a guide wire; 21. a guidewire body; 22. a clamping head; 3. an inflation tube; 4. a suction tube.

Detailed Description

The embodiment of the application provides a tracheal catheter suitable for single and double lung ventilation, which is characterized in that a main pipe 11 is arranged, two branch pipes 12 are arranged at the bottom of the main pipe 11, and the two branch pipes 12 correspond to the bronchus on two sides; when the tube body 1 is placed into the trachea, the branch tube 12 is in a folded state, so that the trachea can be conveniently placed; then the limitation on the branch pipes 12 is removed, so that the two branch pipes 12 are separated and conveniently placed into the branch pipes; the technical problem that the cross sectional area of the tracheal catheter is large to influence the implantation in the prior art is solved; the technical effect that the tracheal catheter can be opened and closed and is convenient to be placed into the bronchus from the trachea of a human body is achieved.

In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.

Example one

An endotracheal tube adapted for single and double lung ventilation, the endotracheal tube comprising: the device comprises a tube body 1, a guide wire 2 and an inflation tube 3.

A pipe body 1, wherein the pipe body 1 comprises; a main pipe 11 and branch pipes 12, wherein one main pipe 11 is provided; the number of the branch pipes 12 is two, the two branch pipes 12 are respectively connected to the lower end of the main pipe 11 in a butt joint mode, the branch pipes 12 are communicated with the main pipe 11, and the two branch pipes 12 can be opened and closed relative to the main pipe 11.

One main pipe 11 is arranged, and the number of the main pipes 11 is one; the outer side of the main pipe 11 is provided with a first support airbag 111, and the main pipe 11 is fixed in the human trachea by the first support airbag 111.

Branch pipes 12, two branch pipes 12 are symmetrically arranged relative to the main pipe 11; and the two branch pipes 12 co-act on the lower end face of the main pipe 11. The main pipe 11 and the branch pipe 12 are integrated; and the bottom of the branch pipe 12 is provided with a wall hole 123, and the wall hole 123 is provided in plurality. The branch tube 12 is provided with a second support airbag 122 and a closing airbag 121.

A second support airbag 122, the second support airbag 122 being disposed outside the branch tube 12 for supporting the branch tube 12 within the branch tube; the second support air cells 122 on the two branch tubes 12 are arranged alternately.

The closing air bag 121 is arranged on the inner side of the branch pipe 12 and used for closing the branch pipe 12, and under the condition that the second supporting air bag 122 fills the gap between the branch pipe 12 and the bronchus, the bronchus of the human body is in a closed state, so that the purpose of unipulmonary ventilation is achieved. And closing of the branch tube 12 by closing the balloon 121; specifically, the closed balloon 121 is composed of a plurality of balloons, each of which is independently disposed therebetween. It is convenient to control the individual bladders so that the manifold 12 is ejected from the gripping head 22. The closure bladder 121 preferably has a textured surface to facilitate the action of the gripping head 22 on the closure bladder 121.

The first mode is that one path of the inflation tube 3 is communicated with the first support airbag 111 and the second support cavity; the other two paths respectively correspond to the two closed air bags 121; the second way is to provide each air bag with one inflation tube 3 independently.

Guide wire 2, guide wire 2 includes: a guide wire main body 21, the guide wire main body 21 being elongated; the clamping heads 22 are arranged at the head part of the guide wire main body 21, and two clamping heads 22 are arranged; wherein, the two clamping heads 22 are respectively corresponding to the closed airbags 121 of the two branch pipes 12, and the two branch pipes 12 are in a folded state relative to the main pipe 11 through the clamping heads 22; and the branch pipe 12 is released from the grip of the gripping head 22 by closing the air bag 121.

Example two

On the basis of the first embodiment, the product is further optimized, and specifically, the tracheal catheter further comprises: the suction tube 4 is disposed in the tube body 1, and the bottom of the suction tube 4 is located below the closed air cell 121 of the branch tube 12. Preferably, the bottom of the suction tube 4 acts on and penetrates the side wall of the branch tube 12.

The working principle is as follows:

when the product is used, the clamping head 22 on the guide wire 2 is used for clamping the closed air bag 121; the two branch pipes 12 are in a folded state under the action of external force, so that the product is convenient to place in the trachea of a human body; then, the clamping head 22 is ejected by rotating the guide wire 2 or inflating the closed air bag 121; or the closing air bag 121 supports the clamping head 22 in an inflated state, and the closing air bag 121 is deflated, so that the closing air bag 121 loses the support of the clamping head 22, and the clamping head 22 is convenient to take out. After the guide wire 2 is taken out, the branch pipes 12 are separated, the product is placed at the lower part, and the two branch pipes 12 are placed into the branch pipes at the two sides; the first support balloon 111, the second support balloon 122 and the closure balloon 121 are inflated or deflated as the case may be.

The technical effects are as follows:

While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. An endotracheal tube adapted for single and double lung ventilation, the endotracheal tube comprising:

a tube body comprising;

one main pipe is arranged;

the outer part of the branch pipe is provided with a second supporting air bag; a closed air bag is arranged inside the branch pipe, and the branch pipe is closed through the closed air bag;

the inflation tube is communicated with the closed air bag and/or the second supporting air bag;

the two branch pipes are respectively connected to the lower end of the main pipe in a butt joint mode, the branch pipes are communicated with the main pipe, and the two branch pipes can be opened and closed relative to the main pipe.

2. An endotracheal tube suitable for single and double lung ventilation according to claim 1, characterized in that the main tube and the branch tube are integral.

3. The endotracheal tube according to claim 1, characterized in that the main tube is provided with a first support balloon on its outer side and is fixed in the body's trachea by means of the first support balloon.

4. An endotracheal tube suitable for single and double lung ventilation as claimed in claim 1, characterized in that the second support balloons on both said branches are staggered.

5. An endotracheal tube suitable for single and double lung ventilation according to claim 1, characterized in that the bottom of the branch tube is provided with a wall hole, said wall hole being provided in plurality.

6. An endotracheal tube suitable for single and double lung ventilation according to claim 1, characterized in that said closing balloon is constituted by a plurality of balloons, each balloon being independently disposed between each other.

7. An endotracheal tube suitable for single and double lung ventilation according to claim 1, characterized in that the two branch tubes are arranged symmetrically with respect to the main tube; and the two branch pipes jointly act on the lower end surface of the main pipe.

8. An endotracheal tube suitable for single and double lung ventilation according to any one of claims 1 to 7, characterized in that it further comprises:

a guidewire, the guidewire comprising:

a guidewire body, the guidewire body being elongate;

the clamping heads are arranged at the head of the guide wire main body, and the number of the clamping heads is two;

the two clamping heads are respectively corresponding to the two branch pipes, and the two branch pipes are in a folding state relative to the main pipe through the clamping heads.

9. An endotracheal tube suitable for single and double lung ventilation according to claim 8, characterized in that the gripping head acts on the closing balloon of the branch tube and the branch tube is released from the grip of the gripping head by closing the balloon.

10. An endotracheal tube suitable for single and double lung ventilation according to any one of claims 1 to 7, characterized in that it further comprises:

the suction tube is arranged in the tube body, and the bottom of the suction tube is positioned below the closed air bag of the branch tube.