Tracheotomy catheter capable of preventing sputum blockage

Abstract

The tracheotomy catheter comprises a catheter main body, a catheter cavity is formed in the catheter main body, at least two layers of films are arranged in the catheter cavity, the film on the innermost layer is adhered to the inner wall of the catheter cavity, the films are slightly adhered, the tip side parts of the films are reversely folded and extend out of the upper end of the catheter cavity, and the tip side parts of the films are slightly adhered to the inner wall of the catheter cavity. A connector is inserted into the upper end of the catheter body, a fixing support is arranged on the outer side of the catheter body, the catheter body is matched with the fixing support in an inserted mode, an air bag is arranged at the lower end of the catheter body, and a sputum suction assembly is arranged on the outer side of the air bag. According to the tracheotomy catheter, the problem that a traditional tracheotomy catheter is prone to being blocked by sputum in the using process and consequently breathing difficulty is caused is effectively solved, harm caused by catheter replacement or operation again to a patient is reduced, meanwhile, the medical cost is reduced, and the tracheotomy catheter has important clinical application value.

Description

Technical Field

[0001] The invention relates to the technical field of medical equipment, in particular to a tracheotomy tube capable of preventing sputum blockage. Background Art

[0002] A tracheotomy is a surgical procedure that creates an opening in the front of the neck to provide direct access to the trachea so that the patient can breathe through this opening. This procedure is often used for patients who require long-term mechanical ventilation support, or for those who need to keep their airway open due to illness, trauma or surgery. A tracheostomy tube is a medical device used in a tracheotomy procedure that is inserted into the trachea to keep the airway open.

[0003] At present, the tracheotomy tubes used in the market are mainly divided into two categories: metal tubes and PVC plastic tubes. Among them, metal tubes are suitable for long-term use, but cannot be connected to an external ventilator; while PVC plastic tubes are suitable for emergency use and can be connected to an external ventilator, but long-term use is prone to sputum blockage, leading to breathing difficulties or even suffocation, which not only increases the patient's pain, but also increases medical costs. Summary of the invention

[0004] 1. Technical Problems Solved

[0005] The technical problem to be solved by the present invention is the various problems mentioned in the above background technology, and provides a tracheotomy tube that prevents sputum blockage.

[0006] 2. Technical Solution

[0007] In order to solve the above technical problems, the technical solution provided by the present invention is: a tracheotomy catheter for preventing sputum blockage, comprising a catheter body, a lumen is provided in the catheter body, a film is provided in the lumen, the film is provided with at least two layers and the innermost layer of the film is adhered to the inner wall of the lumen, the films are lightly adhered to each other, the tip side of the film is folded back and extends out of the upper end of the lumen, an interface is plugged into the upper end of the catheter body, a fixed bracket is provided on the outside of the catheter body, the catheter body is plugged into and matched with the fixed bracket, an airbag is provided at the lower end of the catheter body, and a sputum suction component is provided on the outside of the airbag.

[0008] As an improvement, the catheter body is made of PVC material, and the material of the film is harmless to the human body and is easy to form slight adhesion with the PVC material.

[0009] As an improvement, the catheter body can be externally connected to a ventilator through an interface.

[0010] As an improvement, the folded portion of the film has a smooth surface and an adhesive surface, wherein the smooth surface faces the inner side of the lumen of the catheter body.

[0011] As an improvement, the sputum suction component includes sputum suction tube 1 and sputum suction tube 2. Sputum suction tube 1 passes through the fixed bracket and is adhered to the upper end of the airbag, and sputum suction tube 2 passes through the fixed bracket and is adhered to the lower end of the airbag. Sputum suction tube 1 and sputum suction tube 2 are both provided with squeezing balls at the upper ends and sputum suction ports at the lower ends.

[0012] 3. Beneficial Effects

[0013] The advantages of the present invention compared with the prior art are:

[0014] The present invention provides a tracheotomy catheter for preventing sputum blockage, and its technical effect lies in that at least two layers of thin films are arranged in the lumen of the catheter body, and the innermost layer of the thin film is slightly adhered to the inner wall of the lumen, and the thin films are also slightly adhered to each other, and the tip side part of the thin film is folded back and extends out of the upper end of the lumen, so that when the patient has a large amount of sputum and it is difficult to clear, the folded part can be pulled out together with the attached sputum, thereby quickly and effectively clearing the sputum blockage and restoring the patency of the airway. In addition, the sputum suction component provided on the catheter body can assist in clearing the sputum located on the outside of the catheter in the airway, further ensuring the patency of the airway, effectively solving the problem of breathing difficulties caused by sputum blockage during the use of traditional tracheotomy catheters, reducing the damage to patients caused by replacing catheters or reoperation, and also reducing medical costs, and having important clinical application value. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The present invention is a schematic structural diagram of a tracheotomy catheter for preventing sputum blockage.

[0016] Figure 2 It is a local method diagram of the structure of a tracheotomy catheter for preventing sputum blockage according to the present invention.

[0017] Figure 3 The invention discloses a sectional view of a tracheotomy tube structure for preventing sputum blockage.

[0018] As shown in the figure: 1. Catheter body; 2. Lumen; 3. Film; 4. Interface; 5. Fixed bracket; 6. Air bag; 7. Suction tube 1; 8. Suction tube 2; 9. Squeezing ball; 10. Suction port. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0020] Combined with Figure 1—3. A tracheotomy catheter for preventing sputum blockage, comprising a catheter body 1, wherein a lumen 2 is provided in the catheter body 1, wherein a film 3 is provided in the lumen 2, wherein the film 3 is provided with at least two layers, wherein the innermost layer of the film 3 is adhered to the inner wall of the lumen 2, and the films 3 are slightly adhered to each other, wherein the catheter body 1 is made of PVC material, wherein the material of the film 3 is harmless to the human body and is easy to form slight adhesion with the PVC material, wherein the tip side portion of the film 3 is folded back and extends out of the upper end of the lumen 2, wherein the folded portion of the film 3 has a smooth surface and an adhesive surface, wherein the smooth surface faces the inner side of the lumen 2 of the catheter body 1, wherein an interface 4 is plugged into the upper end of the catheter body 1, wherein the catheter body 1 can be externally connected to a ventilator through the interface 4, wherein a fixing bracket 5 is provided on the outer side of the catheter body 1, wherein the catheter body 1 is plugged into and matched with the fixing bracket 5.

[0021] Specifically, an airbag 6 is provided at the lower end of the catheter body 1, and a sputum suction component is provided on the outside of the airbag 6. The sputum suction component includes a sputum suction tube 1 7 and a sputum suction tube 2 8. The sputum suction tube 1 7 passes through the fixed bracket 5 and is adhered to the upper end of the airbag 6. The sputum suction tube 2 8 passes through the fixed bracket 5 and is adhered to the lower end of the airbag 6. The upper ends of the sputum suction tube 1 7 and the sputum suction tube 2 8 are both provided with squeezing balls 9, and the lower ends are both provided with sputum suction ports 10.

[0022] Working principle of the present invention: The present invention utilizes the multi-layer film 3 design in the catheter body 1 to clear the sputum blockage. The catheter body 1 is provided with a multi-layer film 3, at least two layers, wherein the innermost film 3 is slightly adhered to the inner wall of the tube cavity 2 of the catheter body 1, and each layer of film 3 is also slightly adhered to each other. The tip side of the film 3 is folded back and extends out of the upper end of the tube cavity 2 of the catheter body 1, and the smooth surface of the folded part faces the inner side of the tube cavity 2, so that the film 3 attached with sputum can be pulled out of the catheter body 1 by pulling the film 3 from the outside, thereby clearing the sputum blockage and restoring airway patency. The upper end of the catheter body 1 is provided with an interface 4, which can be connected to a ventilator to support the patient's breathing needs. A fixed bracket 5 is provided on the outside of the catheter body 1, and the catheter body 1 is plugged and matched with the fixed bracket 5 to ensure the stability of the catheter during use. The lower end of the catheter body 1 is provided with an air bag 6, and the outside of the air bag 6 is provided with a sputum suction assembly, including a sputum suction tube 1 7 and a sputum suction tube 2 8. The two sputum suction tubes pass through the fixed bracket 5 and adhere to the upper and lower ends of the air bag 6 respectively. The upper end of the sputum suction tube is provided with a squeezing ball 9, and the lower end is provided with a sputum suction port 10. The squeezing ball 9 generates negative pressure, and sputum can be sucked from different positions of the air bag 6, further improving the removal efficiency. This design enables the tracheotomy catheter of the present invention to not only effectively prevent and clear sputum blockage, but also support the patient's respiratory function through an external ventilator, reduce breathing difficulties caused by sputum blockage, alleviate the patient's pain, and reduce the risks and costs caused by frequent catheter replacement or reoperation.

[0023] In the specific use of the present invention, the catheter body 1 is provided with two layers of film 3, wherein the innermost film 3 is slightly adhered to the inner wall of the lumen 2, and the films 3 are also slightly adhered to each other to ensure easy separation under the action of external force; the tip side of the film 3 is partially folded back and extends out of the upper end of the lumen 2 to facilitate the patient or medical staff to pull; the upper end of the catheter body 1 is plugged with an interface 4, and the interface 4 enables the catheter body 1 to be connected to an external ventilator; a fixing bracket 5 is provided on the outside of the catheter body 1, and the catheter body 1 and the fixing bracket are connected. The bracket 5 is plugged in to ensure the stability of the catheter during use; an air bag 6 is provided at the lower end of the catheter body 1, and a sputum suction component is provided on the outside of the air bag 6. The sputum suction component includes a sputum suction tube 1 7 and a sputum suction tube 2 8. The sputum suction tube 1 7 passes through the fixed bracket 5 and is adhered to the upper end of the air bag 6, and the sputum suction tube 2 8 passes through the fixed bracket 5 and is adhered to the lower end of the air bag 6. The upper ends of the sputum suction tube 1 7 and the sputum suction tube 2 8 are both provided with a squeezing ball 9, and the lower ends are both provided with a sputum suction port 10, which is convenient for clearing sputum, thereby effectively avoiding breathing difficulties caused by sputum blockage.

[0024] The catheter body 1 is preferably made of PVC material, and the material of the film 3 is harmless to the human body and is easy to form a slight adhesion with the PVC material to ensure that the film 3 can be smoothly pulled out when needed. The folded part of the film 3 has a smooth surface and an adhesive surface, wherein the smooth surface faces the inner side of the lumen 2 of the catheter body 1, so that the film 3 is easily separated and pulled out under external force, thereby taking out the sputum attached thereto and keeping the catheter unobstructed.

[0025] The sputum-blocking tracheotomy catheter of the present invention has a simple structure and is easy to operate. It can significantly reduce the dyspnea caused by sputum blockage in patients, and reduce the pain and medical expenses caused by replacing the catheter or reoperation. It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

[0027] The present invention and its embodiments are described above, and such description is not restrictive. The drawings show only one embodiment of the present invention, and the actual structure is not limited thereto. In short, if ordinary technicians in the field are inspired by it, without departing from the purpose of the invention, they can design a structure and embodiment similar to the technical solution without creativity, which should belong to the protection scope of the present invention.

Claims

1. A tracheotomy tube that prevents sputum blockage, It is characterized in that The invention comprises a catheter body (1), wherein a lumen (2) is arranged in the catheter body (1), wherein a film (3) is arranged in the lumen (2), wherein the film (3) is provided with at least two layers, wherein the innermost film (3) is adhered to the inner wall of the lumen (2), and the films (3) are lightly adhered to each other, wherein the tip side of the film (3) is partially folded back and extends out of the upper end of the lumen (2), wherein an interface (4) is plugged into the upper end of the catheter body (1), wherein a fixed bracket (5) is arranged on the outer side of the catheter body (1), wherein the catheter body (1) and the fixed bracket (5) are plugged in and matched, wherein an air bag (6) is arranged at the lower end of the catheter body (1), and a sputum suction component is arranged on the outer side of the air bag (6).

2. A tracheotomy tube for preventing sputum blockage according to claim 1, Features: The catheter body (1) is made of PVC material, and the film (3) is made of a material that is harmless to the human body and is easy to form slight adhesion with the PVC material.

3. A tracheotomy tube for preventing sputum blockage according to claim 1, Features: The catheter body (1) can be externally connected to a ventilator via an interface (4).

4. A tracheotomy tube for preventing sputum blockage according to claim 1, Features: The folded portion of the film (3) has a smooth surface and an adhesive surface, wherein the smooth surface faces the inner side of the lumen (2) of the catheter body (1).

5. A tracheotomy tube for preventing sputum blockage according to claim 1, Features: The sputum suction component comprises a sputum suction tube 1 (7) and a sputum suction tube 2 (8). The sputum suction tube 1 (7) passes through the fixed bracket (5) and is adhered to the upper end of the air bag (6). The sputum suction tube 2 (8) passes through the fixed bracket (5) and is adhered to the lower end of the air bag (6). The upper ends of the sputum suction tube 1 (7) and the sputum suction tube 2 (8) are both provided with a squeezing ball (9), and the lower ends are both provided with a sputum suction port (10).

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