CN215309406U

CN215309406U - Longitudinally openable tracheal catheter

Info

Publication number: CN215309406U
Application number: CN202121312113.7U
Authority: CN
Inventors: 贾丽萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-12-28
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses a tracheal catheter capable of being longitudinally opened, belongs to the field of tracheal catheters, and solves the problem that a traditional tracheal catheter is inconvenient to sleeve on a bronchoscope body. The tracheal catheter comprises a catheter body, wherein the catheter body comprises an inner tube and an outer tube, the inner tube is inserted in the outer tube, the two ends of the inner tube and the two ends of the outer tube are connected through a plurality of connecting columns, the ends, far away from the connecting seat, of the inner tube and the outer tube are both of an open structure, the outer tube is connected with the connecting seat, one end, close to the connecting seat, of the inner tube is of a closed structure, and an air cavity is formed between the inner tube and the outer tube; the catheter body is provided with a longitudinal cut which penetrates through the outer tube, the inner tube and the air bag, and the edges of the longitudinal cut and the outer tube, the inner tube and the air bag are of a closed structure. According to the utility model, one end of the tracheal catheter can be directly sleeved on the bronchoscope body, the bronchoscope can be placed in the tracheal catheter without pulling out the bronchoscope, and the use is very convenient.

Description

Longitudinally openable tracheal catheter

Technical Field

The present invention relates to endotracheal tubes, and more particularly, it relates to longitudinally openable endotracheal tubes.

Background

In the process of bronchoscopy or treatment, unexpected conditions occur, such as large amount of fresh blood and blood clots in an airway in a short time due to the fact that blood vessels of a wound surface in the trachea or the bronchus are damaged and broken, and suffocation can occur to a patient quickly if normal ventilation of a healthy side lung cannot be guaranteed. At this time, the tracheal catheter needs to be placed into the healthy side bronchus, and the bronchoscope is used for quickly removing blood and blood clots in the healthy side bronchus to ensure normal ventilation of one lung. At present, the tracheal tube on the market is of a complete hollow tubular structure, and the bronchoscope can be sleeved on the bronchoscope body only by inserting the bronchoscope from two ends of the tracheal tube. In bronchoscope inspection or treatment process, if need be at endotracheal built-in endotracheal tube, then need follow the endotracheal tube and extract bronchoscope, however, if extract bronchoscope when the patient hemoptysis in a large number and put into endotracheal tube again, often all be blood and blood clot in patient's oral cavity, the upper respiratory tract such as nasal cavity of hemoptysis in a large number, can't see the glottis, difficult accurate location glottis and imbed pipe and bronchoscope, bring very big inconvenience for medical personnel.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that in order to overcome the defects in the prior art, the utility model provides the tracheal catheter capable of being longitudinally opened, one end of the tracheal catheter can be directly sleeved on the bronchoscope body, the bronchoscope can be placed into the tracheal catheter without pulling out the bronchoscope, and the use is very convenient.

The technical scheme of the utility model is as follows: the tracheal catheter capable of being longitudinally opened comprises a catheter body, wherein an air bag is arranged at one end of the catheter body, an inflation tube communicated with the air bag is arranged in the middle of the catheter body, an inflation valve is arranged on the inflation tube, a connecting seat is arranged at the other end of the catheter body, a pipe joint communicated with the catheter body is arranged on the connecting seat, the catheter body comprises an inner tube and an outer tube, the inner tube is inserted in the outer tube, the inner tube is connected with the two ends of the outer tube through a plurality of connecting columns, one ends of the inner tube and the outer tube, which are far away from the connecting seat, are of an open structure, the outer tube is connected with the connecting seat, one end of the inner tube, which is close to the connecting seat, is of a closed structure, an air cavity is formed between the inner tube and the outer tube, and the tail end of the inflation tube penetrates through the outer tube and then extends to the air bag along the air cavity and is communicated with the air bag; the catheter body is provided with a longitudinal cut which penetrates through the outer tube, the inner tube and the air bag, the edge of the longitudinal cut, the outer tube, the inner tube and the air bag are of a closed structure, and the longitudinal cut extends to the upper part of the inflation tube from one end of the catheter body to the other end of the catheter body.

As a further improvement, the longitudinal incision is of a spiral structure.

Furthermore, the outer pipe is connected with the connecting seat through a corrugated pipe.

Furthermore, one end of the catheter body is of a bevel cut structure.

Furthermore, the connecting seat is also provided with a protective shell for covering the pipe joint.

Further, the protective housing both sides be equipped with the stopper, the spout has been seted up at the top of connecting seat, the below of spout is equipped with the spacing annular rather than the intercommunication, the stopper pass the spout joint in spacing annular.

Further, the protective shell is connected with the connecting seat through a rope.

Further, limit ring inslot wall top, stopper top all be equipped with the magnet piece.

Advantageous effects

Compared with the prior art, the utility model has the following advantages:

according to the tracheal catheter, the longitudinal incision is formed in the catheter body, one end of the tracheal catheter can be directly sleeved on the bronchoscope body by opening the longitudinal incision in the bronchoscope examination or treatment process, then the tracheal catheter can be inserted along the bronchoscope body, the bronchoscope can be placed into the tracheal catheter without pulling out the bronchoscope, the air bag of the tracheal catheter is independently inflated through the inflation tube to achieve sealing, the breathing gas can enter and exit through the air cavity, the purpose of ventilation of a patient is achieved, and the tracheal catheter is very convenient to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

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

FIG. 5 is an enlarged view of the structure at C in FIG. 2;

fig. 6 is an enlarged schematic view of a top view structure of the connecting base of the present invention.

Wherein: the medical catheter comprises a catheter body 1, an air bag 2, an inflation tube 3, an inflation valve 4, a connecting seat 5, a pipe joint 6, a longitudinal notch 7, a corrugated pipe 8, a protective shell 9, a limiting block 10, an inner pipe 11, an outer pipe 12, a connecting column 13, an air cavity 14, a sliding chute 15, a limiting ring groove 16, a rope 17 and a magnet 18.

Detailed Description

The utility model will be further described with reference to specific embodiments shown in the drawings.

Referring to fig. 1-6, the longitudinally openable endotracheal tube of the present invention includes a tube body 1, an air bag 2 disposed at one end of the tube body 1, an inflation tube 3 disposed in the middle of the tube body 1 and connected to the air bag 2, an inflation valve 4 disposed on the inflation tube 3, a connection seat 5 disposed at the other end of the tube body 1, and a tube connector 6 disposed on the connection seat 5 and connected to the tube body 1, wherein the tube body 1 includes an inner tube 11 and an outer tube 12, the inner tube 11 is inserted into the outer tube 12, the inner tube 11 is connected to two ends of the outer tube 12 through a plurality of connection posts 13, so as to fix the inner tube 11, the ends of the inner tube 11 and the outer tube 12 far from the connection seat 5 are both open structures, the outer tube 12 is connected to the connection seat 5, the end of the inner tube 11 close to the connection seat 5 is a closed structure, an air cavity 14 is formed between the inner tube 11 and the outer tube 12, and the end of the inflation tube 3 penetrates through the outer tube 12 and then extends to the air bag 2 along the air cavity 14, and is communicated with the air bag 2 to realize independent air supply to the air bag 2; the catheter body 1 is provided with a longitudinal cut 7 which penetrates through the outer tube 12, the inner tube 11 and the air bag 2, the edge of the longitudinal cut 7 and the outer tube 12, the inner tube 11 and the air bag 2 are of a closed structure, so that the air cavity 14 forms a closed space and can only enter and exit air from two ends, and the longitudinal cut 7 extends from one end of the catheter body 1 to the other end to the upper part of the inflation tube 3.

According to the tracheal catheter, the longitudinal cut 7 is formed in the catheter body, one end of the tracheal catheter can be directly sleeved on the bronchoscope body by opening the longitudinal cut 7 in the bronchoscope examination or treatment process, then the tracheal catheter can be inserted along the bronchoscope body, the bronchoscope can be placed into the tracheal catheter without pulling out the bronchoscope, the air bag 2 of the tracheal catheter is independently inflated through the inflation tube 3 to achieve sealing, and the breathing gas can enter and exit through the air cavity 14, so that the purpose of ventilation of a patient is achieved, and the tracheal catheter is very convenient to use.

Preferably, the longitudinal incision 7 is a spiral structure to prevent the catheter body 1 from being detached from the bronchoscope body.

Preferably, the outer tube 12 is connected with the connecting seat 5 through the corrugated tube 8, so that the connecting seat 5 and the pipe joint 6 are buffered, and discomfort caused by the pipe joint 6 driving the catheter body 1 is prevented.

Preferably, one end of the catheter body 1 is of a beveled structure, so that the catheter body 1 can be conveniently inserted.

Preferably, a protective case 9 covering the pipe joint 6 is further provided on the connection base 5 to protect the pipe joint 6. Furthermore, limiting blocks 10 are arranged on two sides of the protective shell 9, a sliding groove 15 is formed in the top of the connecting seat 5, a limiting ring groove 16 communicated with the sliding groove 15 is formed below the sliding groove 15, and the limiting blocks 10 penetrate through the sliding groove 15 and are clamped in the limiting ring groove 16. When the endotracheal tube is not used, the limiting block 10 can penetrate through the sliding groove 15 to be inserted into the limiting ring groove 16, then the protective shell 9 is rotated to enable the limiting block 10 to be clamped into the limiting ring groove 16 on one side of the sliding groove 15, and the protective shell 9 is fixed

Preferably, the protective shell 9 is further connected with the connecting seat 5 through a rope 17, and after the protective shell 9 is opened, the protective shell 9 is further connected with the connecting seat 5 to prevent the protective shell 9 from being lost.

Preferably, magnet blocks 18 are arranged at the top of the inner wall of the limiting ring groove 16 and the top of the limiting block 10, so that the protective shell 9 is prevented from being loosened after being fixed.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various changes and modifications without departing from the structure of the utility model, which will not affect the effect of the utility model and the practicability of the patent.

Claims

1. A longitudinally openable tracheal catheter comprises a catheter body (1), wherein an air bag (2) is arranged at one end of the catheter body (1), an inflation tube (3) communicated with the air bag (2) is arranged in the middle of the catheter body (1), an inflation valve (4) is arranged on the inflation tube (3), a connecting seat (5) is arranged at the other end of the catheter body (1), and a pipe joint (6) communicated with the catheter body (1) is arranged on the connecting seat (5), the tracheal catheter is characterized in that the catheter body (1) comprises an inner tube (11) and an outer tube (12), the inner tube (11) is inserted into the outer tube (12), the two ends of the inner tube (11) and the outer tube (12) are connected through a plurality of connecting columns (13), and one ends of the inner tube (11) and the outer tube (12) far away from the connecting seat (5) are both of an open structure, the outer tube (12) is connected with the connecting seat (5), one end, close to the connecting seat (5), of the inner tube (11) is of a closed structure, an air cavity (14) is formed between the inner tube (11) and the outer tube (12), and the tail end of the inflation tube (3) penetrates through the outer tube (12), then extends to the air bag (2) along the air cavity (14) and is communicated with the air bag (2); the catheter body (1) is provided with a longitudinal cut (7) penetrating through the outer tube (12), the inner tube (11) and the air bag (2), the edges of the longitudinal cut (7) and the outer tube (12), the inner tube (11) and the air bag (2) are of a closed structure, and the longitudinal cut (7) extends to the upper part of the inflation tube (3) from one end of the catheter body (1) to the other end.

2. The longitudinally openable endotracheal tube according to claim 1, characterized in that the longitudinal incisions (7) are of helical configuration.

3. The longitudinally openable endotracheal tube according to claim 1, characterized in that the connection between the outer tube (12) and the connection base (5) is made by means of a bellows (8).

4. The longitudinally openable endotracheal tube according to claim 1, characterized in that the one end of the tube body (1) is of a chamfered structure.

5. The longitudinally openable endotracheal tube according to any one of claims 1 to 4, characterized in that the connection base (5) is further provided with a protective case (9) covering the coupling boss (6).

6. The endotracheal tube capable of being longitudinally opened according to claim 5, characterized in that, two sides of the protective casing (9) are provided with limit blocks (10), the top of the connecting seat (5) is provided with a sliding groove (15), a limit ring groove (16) communicated with the sliding groove (15) is arranged below the sliding groove (15), and the limit blocks (10) pass through the sliding groove (15) and are clamped in the limit ring groove (16).

7. The longitudinally openable endotracheal tube according to claim 5, characterized in that the protective shell (9) is also connected to the connection base (5) by means of a cord (17).

8. The endotracheal tube capable of being longitudinally opened according to claim 6, characterized in that the top of the inner wall of the limiting ring groove (16) and the top of the limiting block (10) are provided with magnets (18).