CN216571104U

CN216571104U - Tracheal cannula

Info

Publication number: CN216571104U
Application number: CN202122574442.5U
Authority: CN
Inventors: 徐文芬; 侯跃辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-05-24
Anticipated expiration: 2031-10-26

Abstract

The trachea cannula comprises a tube body, wherein a plurality of side pipelines are arranged on the side edge of the tube body, and each side pipeline comprises a first pipeline and a second pipeline connected with a negative pressure tube; the first pipeline is provided with a first pipeline opening from the surface of the pipe body close to the exposed end of the pipe body, extends to the middle section of the pipe body in the pipe body and is communicated with a flushing opening formed in one side of the middle section of the pipe body; one end of the second pipeline close to the air bag is provided with a sputum suction port; the inner parts of the pipe bodies at two sides close to the air bag are respectively embedded with a traction ring, and the pipe body at one side of each traction ring is provided with a communication channel which bypasses the inner side of the traction ring from one side of the traction ring to the other side of the traction ring and is arranged in the pipe wall. The utility model is additionally provided with the flushing pipeline, thereby being convenient for flushing secretion and accumulation of phlegm in oral cavity and buffering the damage of negative pressure suction to the periphery of the cavity. The bending of the end of the intubation tube can be controlled by the bending wire, so that the end of the intubation tube can very easily and conveniently correspond to a glottis, and the intubation effect that the intubation can be perfectly inserted by one-time intubation is achieved.

Description

Tracheal cannula

Technical Field

The utility model relates to a medical article, in particular to a tracheal cannula, and belongs to the technical field of IPC classification A61M 16/04.

Background

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

The trachea cannula has multiple functions and multiple types, the common tube body is provided with scales to know the insertion depth, one or two side pipelines are additionally attached, one side pipeline is connected with an air bag at the end part of the deep tube body for inflation, the other side pipeline is a medicine injection connecting pipe, or one side pipeline is connected with a negative pressure pipe. When the tracheal catheter is used, the guide wire can be inserted into the catheter body to serve as an inserted bracket of the catheter body, the guide wire is withdrawn after the trachea is inserted and inserted, and the tube opening is connected with a breathing machine.

However, the existing tracheal cannula has defects, for example, sputum accumulation is easy to occur around the air bag, especially around the air bag close to one side of the oral cavity, the sputum accumulation is connected with the negative pressure tube only by the side tube, the sputum accumulation concentration is high, the sputum accumulation is not easy to be sucked out, and all secretions in the oral cavity can be sucked to the periphery of the air bag by the continuous negative pressure. The pipe end of the intubation is not easy to control, the whole pipe body is inserted into the support by the guide wire, the guide wire is shorter than the pipe body, namely the guide wire can not control the end part, so that under the condition that the glottis is not exposed well, the intubation can not reach the glottis or reach the side of the glottis deeply, the pipe body is controlled by the guide wire to be deep and easily damage the trachea, the end part of the pipe body does not enter the glottis, the intubation is probably required to be repeatedly pulled and inserted to enable the pipe end to search the glottis, and the intubation difficulty is increased.

Disclosure of Invention

The utility model aims to solve the defects of the problems and provides an endotracheal tube which is easy to suck phlegm and has an adjustable bending inner end part during insertion.

The technical scheme for solving the problems of the utility model is as follows:

trachea cannula, including the body, be close to the body and insert the lateral wall that the end portion put and be equipped with the gasbag, the side of body is equipped with a plurality of side pipelines, its characterized in that: the side pipeline comprises a first pipeline and a second pipeline connected with the negative pressure pipe; the first pipeline is provided with a first pipeline opening from the surface of the pipe body close to the exposed end of the pipe body, extends to the middle section of the pipe body in the pipe body and is communicated with a flushing opening formed in one side of the middle section of the pipe body; one end of the second pipeline close to the air bag is provided with a sputum suction port; the inner parts of the pipe bodies at two sides close to the air bag are respectively embedded with a traction ring, and the pipe body at one side of each traction ring is provided with a communication channel which bypasses the inner side of the traction ring from one side of the traction ring to the other side of the traction ring and is arranged in the pipe wall.

The tube body is also provided with a pull-bending wire which passes through the communication channel of the traction ring at the side far away from the air bag at the insertion end of the tube body, bypasses the air bag, passes through the communication channel at the side of the air bag at the insertion end of the tube body in the same way, and turns at the end terminal at the outer side of the tube body to be fixed with a wire body exposed at the outer side of the tube body by knotting.

The second pipeline is arranged on the inner side of the pipe body, and a reserved negative pressure port for the connection of the negative pressure pipe is reserved on the pipe wall close to one side of the upper half section of the pipe body.

And reinforcing ring sleeves are arranged in the tube body in an array manner and embedded in the tube body.

The utility model has the following beneficial effects:

compared with the prior art, the utility model can conveniently flush the secretion in the oral cavity and the accumulation of the sputum of the waiting part by additionally arranging the flushing pipeline, and can also form a loop between the continuous negative pressure of the negative pressure pipe on the oral cavity and the flushing liquid when the negative pressure pipe inhales, thereby reducing the adsorption of the negative pressure on the periphery in the oral cavity to block the inflow of the secretion in the oral cavity and prevent the incomplete suction, and buffering the damage of the air suction of the negative pressure on the periphery of the oral cavity

In addition, compared with the prior art, the utility model can control the bending of the insertion end part of the intubation after pulling the stretch yarn by embedding the traction rings on the tube bodies at two sides of the air bag and reserving the communication channel for the stretch yarn to pass through in sequence, so that the intubation is very easy and convenient to correspond to a glottis, and the intubation effect that the intubation can be perfectly inserted by one-time intubation is achieved.

Description of the drawings:

in order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

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

fig. 2 is a schematic view of the structure of fig. 1 from another angle.

The specific implementation mode is as follows:

embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the utility model pertains.

The present invention will be further explained in detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, the endotracheal tube includes a tube body a, which is usually made of medical PVC material, and a catheter with a length of 20-22 CM is often used. The airbag C is provided on the side wall near the end of the insertion end B of the tube body, and is inflated by an airbag tube (not shown) provided in the tube body, which is exposed on the surface of the tube body near the exposed end E of the tube body A.

The side of body A is equipped with a plurality of side pipelines, and the side pipeline includes first pipeline 1, the second pipeline 2 that links to each other with the negative pressure pipe. The first pipeline 1 and the second pipeline 2 are both arranged inside the side wall of the pipe body. The first pipeline 1 is provided with a first pipeline opening 3 from the surface of the pipe body close to the exposed end E of the pipe body A, extends to the middle section of the pipe body A in the pipe body A and is communicated with a flushing opening 4 formed in one side of the middle section of the pipe body A; the end of the second pipeline 2 close to the air bag C is provided with a sputum suction port 5, and the other end of the second pipeline 2 far away from the sputum suction port 5 is provided with a connector 6 connected with a negative pressure pipe; the inner parts of the pipe bodies A at two sides close to the air bag C are respectively embedded with a traction ring 7 and a traction ring 8, and the pipe body A at one side of each traction ring is provided with a communication channel 9 and a communication channel 10 which are arranged in the pipe wall from one side of the traction ring to the other side of the traction ring by bypassing the inner side of the traction ring.

The realization principle of the utility model is as follows:

the intubation is firstly prepared according to the conventional procedure, and sputum is easy to accumulate around the balloon C, especially around the balloon C close to the oral cavity side, during the use process. At this time, the second pipeline 2 is connected with the negative pressure pipe, the sputum is high in concentration and is not easy to be sucked out, and all the secretions in the oral cavity are sucked to the periphery of the air bag C by the continuous negative pressure.

In addition, the washing opening 4 is opened from one side of the middle section of the tube body A above the sputum suction opening 5, after the first tube intersection 3 is connected with the washing tube, washing fluid can wash out and wash throat, cavity and the like from the washing opening 4, so that oral secretion and accumulated sputum at the air bag are fully diluted and dissociated, and then the sputum is sucked out by the sputum suction opening 5, compared with the original sputum accumulated at the air bag by the intubation tube, the sputum is cleaner and more convenient to clean, and the effect of negative pressure of the sputum suction opening 6 under the environment without the washing fluid can be eliminated by the aid of the sufficient washing fluid in the environment of the throat and the cavity.

Further, as an improvement of the utility model, matching with the communicating channel 9, the tube A is also provided with a tension bent wire 11 which passes through the communicating channel 8 of the traction ring 7 at the side of the air bag C far away from the insertion end B of the tube A, passes through the communicating channel 10 at the side of the air bag C at the insertion end B of the tube A in the same way by bypassing the air bag C and turns at the end of the outer side of the tube A to be fixed with a wire body exposed at the outer side of the tube A by knotting.

In situations where glottis exposure is not good. Firstly, the stretch bending wire 11 passes through the traction ring 7, bypasses the air bag C and the traction ring 8, then an intubation tube pipeline which is inserted into a tube body and molded by a guide wire is inserted into an oral cavity in a direction aligned with the glottis, then the intubation tube is stabilized, the stretch bending wire 11 is pulled upwards, the insertion end B upwarps under the support of the traction ring 7, the bending degree of the end B of the tube body is matched with the angle between the glottis and the oral cavity, usually, the stretch bending wire 11 is pulled outwards by 2-3 cm, and before the intubation is specifically implemented, an operator can measure the actual distance to be pulled outwards after inserting the tube body into the guide wire, bending and molding and then pulling the stretch bending wire 11 to bend.

In the utility model, the bending wire 11 is pulled to bend and upwarp the insertion end B of the tube body so as to facilitate the insertion end B of the tube body to be capable of corresponding to a glottis, because of the structure of the end part, the tube body is inserted into the glottis after the end part does not need to be completely corresponding to the glottis (parallel to a glottis channel) in the original tube inserting process, and the insertion end B can enter a preset position along the glottis after the end part enters a glottis area and is inserted into the tube. Therefore, in the utility model, the pulling bending wire 11 can successfully finish the insertion of the tube end into the glottis by one-time adjustment under the condition of poor glottis exposure, so that the insertion end B can fall into the area range of the glottis opening by pulling the pulling bending wire 11 outwards by 2-3 cm.

Further, as an improvement of the present invention, the second pipeline 2 is disposed inside the pipe body a, and a reserved negative pressure port (not shown) for connecting a negative pressure pipe is reserved on a pipe wall of one side close to the upper half section of the pipe body a.

In the utility model, the second pipeline 2 is completely arranged in the intubation tube, so that the part of the outer surface of the intubation tube body, which is exposed out of the tube, can be reduced, and the influence of the tube exposed out of the intubation tube on the intubation tube in some intubation scenes can be avoided.

Further, as an improvement of the present invention, the tube body a is further embedded with the stiffening ring sleeves 12 in an array arrangement. The reinforced ring sleeve 12 has certain strength reinforcing effect, in addition, one side of the reinforced ring sleeve 12 is provided with a notch, and when the reinforced ring sleeve is embedded in the pipe wall, the notch can be used for placing an air bag pipe, a first pipeline 1, a second pipeline 2 and the like.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. Trachea cannula, including the body, be close to the body and insert the lateral wall that the end portion put and be equipped with the gasbag, the side of body is equipped with a plurality of side pipelines, its characterized in that: the side pipeline comprises a first pipeline and a second pipeline connected with the negative pressure pipe;

the first pipeline is provided with a first pipeline opening from the surface of the pipe body close to the exposed end of the pipe body, extends to the middle section of the pipe body in the pipe body and is communicated with a flushing opening formed in one side of the middle section of the pipe body; one end of the second pipeline close to the air bag is provided with a sputum suction port;

the inner parts of the pipe bodies at two sides close to the air bag are respectively embedded with a traction ring, and the pipe body at one side of each traction ring is provided with a communication channel which bypasses the inner side of the traction ring from one side of the traction ring to the other side of the traction ring and is arranged in the pipe wall.

2. The endotracheal tube according to claim 1, characterized in that: the tube body is also provided with a pull-bending wire which passes through the communication channel of the traction ring at the side far away from the air bag at the insertion end of the tube body, bypasses the air bag, passes through the communication channel at the side of the air bag at the insertion end of the tube body in the same way, and turns at the end terminal at the outer side of the tube body to be fixed with a wire body exposed at the outer side of the tube body by knotting.

3. The endotracheal tube according to claim 1, characterized in that: the second pipeline is arranged on the inner side of the pipe body, and a reserved negative pressure port for the connection of the negative pressure pipe is reserved on the pipe wall close to one side of the upper half section of the pipe body.

4. The endotracheal tube according to claim 1, characterized in that: and reinforcing ring sleeves are arranged in the tube body in an array manner and embedded in the tube body.