CN219539160U

CN219539160U - Intubation tube for gas tube

Info

Publication number: CN219539160U
Application number: CN202222905752.5U
Authority: CN
Inventors: 余骏马; 杨娜; 陶庆宇; 何妍
Original assignee: Hefei First People's Hospital
Current assignee: Hefei First People's Hospital
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-08-18
Anticipated expiration: 2032-11-02

Abstract

The utility model provides an intubation tube for trachea, which relates to the medical field and comprises an inner tube and an outer tube; the inner tube is movably arranged in the outer tube, one end of the outer tube is connected with a mounting head, a circular ring is detachably connected to the mounting head, a clamping assembly is arranged on the circular ring and used for clamping the inner tube, and the inner tube is made of plastic materials. In the application process, the anesthetic tube does not need to be repeatedly inserted and pulled, so that the time is saved, the rescue efficiency is improved, the inner tube can be set into a certain bending mode according to the requirement, and the anesthetic agent can be ensured to be smoothly sprayed to the throat during anesthesia.

Description

Intubation tube for gas tube

Technical Field

The utility model relates to the field of medical treatment, in particular to an intubation tube for trachea.

Background

The tracheal intubation is a special tracheal catheter for tracheal intubation operation, is inserted into the trachea of a patient through the oral cavity or the nasal cavity, is an important rescue technology for critical patients with cardiopulmonary resuscitation, operative anesthesia and respiratory dysfunction, and is the most reliable means for keeping the upper respiratory tract unobstructed. The tracheal cannula is inserted into the patient, and the drug can be injected into the patient.

In the prior art, before the trachea is used for intubation, the trachea can be put into the throat part of a patient by using the anesthetic tube, the throat of the patient is anesthetized, and then the anesthetic tube is taken out and inserted into the trachea.

The anesthesia tube is troublesome to insert earlier, and the operation step of inserting the trachea after extracting again is complicated, and the time-consuming misses the rescue opportunity easily, and when inserting inside the patient with inner tube and outer tube together, the inner tube slides inside the outer tube easily, also can cause certain injury to the patient.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an intubation tube for trachea, which solves the problems that the steps of inserting an anesthetic tube and an air tube twice are complex, and the anesthetic tube is easy to damage the throat.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

an intubation tube for trachea, comprising an inner tube and an outer tube; the inner tube is movably arranged in the outer tube, one end of the outer tube is connected with a mounting head, a circular ring is detachably connected to the mounting head, a clamping assembly is arranged on the circular ring and used for clamping the inner tube, and the inner tube is made of plastic materials.

In a further embodiment: the clamping assembly comprises two push rods and two arc-shaped pieces, wherein the two push rods are respectively located at two sides of the circular ring and penetrate through one side of the circular ring, one end of each push rod located inside the circular ring is connected with a connecting rod, two ends of each push rod are respectively and rotationally connected with a swinging rod, one end of each swinging rod is connected with one end of each arc-shaped piece, and the two arc-shaped pieces are respectively connected with the inner wall of the circular ring through a plurality of elastic pieces.

In a further embodiment: and scale marks are arranged on the outer wall of the outer tube.

In a further embodiment: one end of the inner tube, which is far away from the mounting head, is provided with an atomizing nozzle, and the size of the atomizing nozzle is smaller than the inner diameter of the outer tube.

In a further embodiment: the detachable outer cylinder is connected to the cylindrical portion, the outer cylinder and the cylindrical portion are detachably and hermetically arranged, and the end portion of the outer cylinder is used for being connected with a syringe.

In a further embodiment: the outer wall of the cylindrical part is provided with external threads, the inner wall of the outer cylinder is arranged on the internal threads, and threads between the external threads and the internal threads are sealed.

In a further embodiment: the one end cover that the installation head was kept away from to the outer tube is equipped with the gasbag, the gasbag is connected with the gas injection pipe, the gas injection pipe is located between inner tube and the outer tube, and extends to outside the outer tube, the junction integration seal setting of gas injection pipe and outer tube.

In a further embodiment: the length of the inner tube is greater than that of the outer tube.

In a further embodiment: the mounting head comprises a bucket-shaped part and a cylindrical part, one end of the bucket-shaped part is connected with the outer tube, and the other end of the bucket-shaped part is connected with the cylindrical part (6).

(III) beneficial effects

The utility model provides an intubation tube for trachea. Compared with the prior art, the device comprises the following components

The beneficial effects are that:

1. the inner tube and the outer tube are jointly inserted into the throat, surface anesthesia is carried out on the throat through the inner tube, the inner tube can be pulled after the surface anesthesia, the end part of the inner tube is taken into the outer tube, then the position of the inner tube is limited by the clamping assembly, the inner tube cannot be disturbed, the outer tube is continuously fed into the depth of the trachea, the anesthetic tube does not need to be repeatedly inserted and pulled out, time is saved, the rescuing efficiency is improved, and the safety of the inner tube during insertion can be ensured.

2. By arranging the inner tube in a plastic material, such as a metal material, plastic with plasticity, etc., the inner tube can be arranged in a certain bending mode according to the needs, and the anesthetic can be smoothly sprayed to the throat during anesthesia.

3. The inner tube can be retracted into the outer tube when the outer tube is inserted, so that friction with the throat can be avoided when the outer tube is inserted.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of a connection structure of an outer tube and an inner tube of an endotracheal tube according to the present utility model;

fig. 2 is a schematic diagram of a connection structure between an outer tube and an outer tube of an endotracheal intubation according to the present utility model;

fig. 3 is a schematic view of a connection structure between a circular ring and an arc-shaped member of an endotracheal intubation according to the present utility model.

In the figure:

1. inner tube 2, outer tube

3. Mounting head 4, circular ring

5. Bucket part 6 and cylindrical part

7. Scale mark 8 and atomizing nozzle

9. Outer cylinder 10 and air bag

11. Gas injection pipe 12, push rod

13. Arc-shaped piece 14, connecting rod

15. Swing lever 16, elastic member

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment of the utility model solves the problem of complex steps of repeatedly inserting the trachea and the anesthetic tube by providing the trachea cannula, simplifies the steps of anesthesia and trachea insertion, and saves time.

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 3, an endotracheal tube comprises an inner tube 1 and an outer tube 2; the inner tube 1 is movably arranged in the outer tube 2, one end of the outer tube 2 is connected with a mounting head 3, a circular ring 4 is detachably connected to the mounting head 3, a clamping assembly is arranged on the circular ring 4 and is used for clamping the inner tube 1, and the inner tube 1 is made of plastic materials.

The clamping assembly comprises two push rods 12 and two arc-shaped pieces 13, wherein the two push rods 12 are respectively located at two sides of the circular ring and penetrate through one side of the circular ring, one end of each push rod 12 located inside the circular ring is connected with a connecting rod 14, two ends of each push rod 12 are respectively and rotatably connected with a swinging rod 15, one end of each swinging rod 15 is connected with one end of each arc-shaped piece 13, and the two arc-shaped pieces 13 are respectively connected with the inner wall of the circular ring through a plurality of elastic pieces 16.

When the position of the inner tube 1 is pulled back, the push rod 12 can be pressed, the push rod 12 drives the connecting rod 14 to move, the connecting rod 14 drives the swinging rod 15 to move, two arc-shaped pieces 13 can be pushed to move by utilizing the swinging rod 15 according to the inclined direction of the swinging rod 15, the arc-shaped pieces 13 are close to a circular ring, meanwhile, the elastic pieces 16 are extruded to deform, the distance between the two arc-shaped pieces 13 is increased, the inner tube 1 is conveniently pulled to move, after the position of the inner tube 1 is adjusted, the push rod 12 can be loosened, the arc-shaped pieces 13 can clamp the inner tube 1 again under the rebound force of the elastic pieces 16, and the outer tube 2 is ensured not to shake when being sent into a patient.

In addition, the clamping assembly can be arranged in such a way that the circular ring is in contact with the side wall of the inner tube 1 to generate friction, and the position of the inner tube 1 is limited by friction force. The arc-shaped piece 13 can be arranged into an arc shape, and the elastic piece 16 can be a spring, a shrapnel or the like.

The mounting head 3 includes a bucket portion 5 and a cylindrical portion 6, one end of the bucket portion 5 is connected to the outer tube 2, and the cylindrical portion 6 is connected to the bucket portion 5.

The cylindrical portion 6 can be conveniently screwed with the outer tube 9.

The outer wall of the outer tube 2 is provided with graduation marks 7.

This allows a quick view of the depth of insertion into the patient's throat or trachea, depending on the position of the graduation marks 7.

One end of the inner tube 1 far away from the mounting head 3 is provided with an atomizing nozzle 8, and the size of the atomizing nozzle 8 is smaller than the inner diameter of the outer tube 2.

The size of the atomizing nozzle 8 can be 1/8 inch or 1/12 inch, so that the atomizing nozzle 8 has small size and can be completely inserted into a patient, and the medicament can be atomized when being sprayed out through atomization, so that the medicament can be more fully contacted with the patient for treatment. Meanwhile, impact force can not be generated, and the throat of a patient is prevented from being damaged.

The cylindrical part 6 is connected with a detachable outer cylinder 9, the outer cylinder 9 and the cylindrical part 6 are detachably and hermetically arranged, and the end part of the outer cylinder 9 is used for connecting a syringe. The disassembling mode can adopt threaded connection, can also adopt friction force blocking, and can also utilize magnet adsorption.

After the surface anesthesia is finished, the inner tube 1 is taken out, the outer tube 9 is installed, the port of the outer tube 9 can be sealed to form a seal, and medicine or air can be supplied to the inside of a patient through the outer tube 9 and the outer tube 2 to treat the patient.

The outer wall of the cylindrical portion 6 is provided with external threads, the inner wall of the outer cylinder 9 is provided with internal threads, and the threads between the external threads and the internal threads are hermetically arranged.

The internal and external threads may be provided in reverse.

The quick connection can be realized through the arrangement of the internal thread and the external thread, and the sealing can be realized.

One end of the outer tube 2 far away from the mounting head 3 is sleeved with an air bag 10, the air bag 10 is connected with an air injection tube 11, the air injection tube 11 is positioned between the inner tube 1 and the outer tube 2 and extends out of the outer tube 2, and the joint of the air injection tube 11 and the outer tube 2 is integrally and hermetically arranged.

The balloon 10 can be inflated through the inflation tube 11 and can be used to support the position of the outer tube 2 after inflation.

The length of the inner tube 1 is greater than the length of the outer tube 2.

Thus, the inner tube 1 is convenient to operate and move, and after the inner tube 1 is connected with an anesthesia syringe or other syringes, the inner tube 1 can be driven to move by pulling the syringes, so that the position of the inner tube 1 is adjusted.

In use, the inner tube 1 is inserted into the outer tube 2, then the outer tube 2 and the inner tube 1 are inserted together into the throat, one end of the inner tube 1 is connected to an anaesthetic injector, and one end of the inner tube 1 may be arranged so as to be capable of being sealingly connected to the anaesthetic injector, so that anaesthetic can be directly injected into the throat through the inner tube 1 for surface anaesthetic.

After the anesthesia is completed, the inner tube 1 is pulled to move, one end of the inner tube 1 inserted into the throat is retracted into the outer tube 2, and the moving distance can be controlled according to the other end. After the inner tube 1 is retracted, the outer tube 2 can be moved, and the outer tube 2 is fed into the deep part of the air passage to supply air.

Before air supply, the position of the outer tube 2 can be limited, then the inner tube 1 is pulled out, the outer tube 9 is installed, the outer tube 9 and the cylindrical part 6 are connected together through threads, sealing is ensured, one end of the outer tube 9 is used for connecting a medicament injector, and thus medicament can be directly injected into a patient through an air tube.

In summary, compared with the prior art, the method has the following beneficial effects:

1. the inner tube 1 and the outer tube 2 are jointly inserted into the throat, surface anesthesia is carried out on the throat through the inner tube 1, and after the surface anesthesia, the inner tube 1 can be pulled to move, so that the end part of the inner tube 1 is retracted into the outer tube 2, and then the outer tube 2 is continuously fed into the depth of the trachea, so that repeated insertion and extraction of an anesthetic tube are not needed, time is saved, and rescue efficiency is improved.

2. By providing the inner tube 1 as a plastic material, such as a metal material, plastic with plasticity, etc., the inner tube 1 can be provided with a certain bending pattern as required, which ensures that the anesthetic can be smoothly sprayed to the throat during anesthesia.

3. The inner tube 1 can be retracted into the outer tube 2 when the outer tube 2 is inserted, so that friction with the throat portion can be avoided when the outer tube 2 is inserted.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. An intubation tube for trachea, which is characterized by comprising an inner tube (1) and an outer tube (2); the inner pipe (1) is movably arranged in the outer pipe (2), one end of the outer pipe (2) is connected with a mounting head (3), the mounting head (3) is detachably connected with a circular ring (4), the circular ring (4) is provided with a clamping assembly, the clamping assembly is used for clamping the inner pipe (1), and the inner pipe (1) is made of plastic materials;

the mounting head (3) comprises a bucket-shaped part (5) and a cylindrical part (6), one end of the bucket-shaped part (5) is connected with the outer tube (2), and the other end of the bucket-shaped part is connected with the cylindrical part (6).

2. The tracheal cannula of claim 1, wherein the clamping assembly comprises two push rods (12) and two arc-shaped pieces (13), the two push rods (12) are respectively positioned at two sides of the circular ring and penetrate through one side of the circular ring, one end of each push rod (12) positioned inside the circular ring is connected with a connecting rod (14), two ends of each push rod (12) are respectively and rotatably connected with a swinging rod (15), one end of each swinging rod (15) is connected with one end of each arc-shaped piece (13), and the two arc-shaped pieces (13) are respectively connected with the inner wall of the circular ring through a plurality of elastic pieces (16).

3. A tracheal cannula as in claim 1, wherein the outer wall of the outer tube (2) is provided with graduation marks (7).

4. A tracheal cannula as in claim 1, wherein the end of the inner tube (1) remote from the mounting head (3) is provided with an atomising nozzle (8), and the atomising nozzle (8) is of a smaller size than the inner diameter of the outer tube (2).

5. A tracheal cannula according to claim 2, wherein a detachable outer tube (9) is connected to the cylindrical portion (6), the outer tube (9) and the cylindrical portion (6) are detachably sealed, and the end of the outer tube (9) is used for connecting a syringe.

6. A tracheal cannula as claimed in claim 5, characterized in that the outer wall of the cylindrical portion (6) is provided with an external thread, the inner wall of the outer barrel (9) is provided with an internal thread, and the thread between the external thread and the internal thread is provided in a sealing manner.

7. A tracheal cannula as claimed in claim 1, wherein the outer tube (2) is sleeved with an air bag (10) at one end far away from the mounting head (3), the air bag (10) is connected with an air injection tube (11), the air injection tube (11) is positioned between the inner tube (1) and the outer tube (2) and extends out of the outer tube (2), and the joint of the air injection tube (11) and the outer tube (2) is integrally sealed.

8. A tracheal tube as in claim 1, wherein the length of the inner tube (1) is greater than the length of the outer tube (2).