CN219110506U

CN219110506U - Throat mask tube core

Info

Publication number: CN219110506U
Application number: CN202221910951.9U
Authority: CN
Inventors: 郅娟; 杨冬; 邓晓明; 刘全乐; 徐瑾; 王倩钰; 甄智鑫
Original assignee: Plastic Surgery Hospital of CAMS and PUMC
Current assignee: Plastic Surgery Hospital of CAMS and PUMC
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2023-06-02
Anticipated expiration: 2032-07-21

Abstract

The utility model provides a laryngeal mask tube core, which relates to the technical field of invasive operation of tracheal intubation and comprises an insertion part and a core body, wherein one end of the insertion part is connected with the core body, and the other end of the insertion part is used for being detachably connected with a tracheal catheter and limiting the tracheal catheter; the core is used for receiving external pressure through the other end and pushing the insertion part against the tracheal catheter. The utility model relieves the technical problem that the laryngeal mask can not be withdrawn and the tracheal catheter can not be reserved after the laryngeal mask is used for guiding the tracheal cannula in the prior art.

Description

Throat mask tube core

Technical Field

The utility model relates to the technical field of invasive operation of trachea cannula, in particular to a laryngeal mask tube core.

Background

In the treatment guideline of difficult airways, guiding the trachea cannula through the laryngeal mask is a classical method for solving the difficult airways, a disposable cannula type laryngeal mask such as an Air-Q laryngeal mask and an Ambu series laryngeal mask can be used at present, a visual laryngeal mask (SaCo visual laryngeal mask) can be used, after the laryngeal mask is successfully placed, the trachea cannula is guided through blind detection or a bronchofiberscope, and the trachea cannula can be completed under direct vision, so that the trachea cannula is required to be withdrawn and the trachea catheter is required to be reserved after the trachea cannula is completed.

However, at present, no special laryngeal mask tube core exists in China, a smaller type of tracheal tube is often used as the laryngeal mask tube core, and the method needs multiple types of tracheal tubes, particularly the child type tracheal tube has large age span, and clinical acquisition is not very convenient, so that clinical application is limited, and in addition, the tracheal tube is easy to accidentally take out, so that intubation fails.

Disclosure of Invention

The utility model aims to provide a laryngeal mask tube core so as to solve the technical problem that a laryngeal mask cannot be withdrawn and an endotracheal tube cannot be reserved after the tracheal intubation is guided by the laryngeal mask in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

in a first aspect, the utility model provides a laryngeal mask tube core, comprising an insertion part and a core body, wherein one end of the insertion part is connected with the core body, and the other end of the insertion part is used for being detachably connected with an endotracheal tube and limiting the endotracheal tube;

the core body is used for receiving external pressure through the other end and pushing the insertion part against the tracheal catheter.

In an alternative embodiment of the present utility model, the insertion portion has a truncated cone-shaped structure, and a bottom portion of the truncated cone-shaped insertion portion is connected to the core.

Further, the insertion portion is provided with a limiting piece along the circumferential direction of the side wall, and the limiting piece is used for being abutted with the inner wall of the tracheal catheter.

Further, the limiting pieces are provided in a plurality, and the limiting pieces are distributed at intervals along the extending direction of the insertion portion.

In an alternative embodiment of the present utility model, the laryngeal mask tube core further includes an abutment, where the abutment is connected to the insertion portion, and one end of the abutment, which is far away from the insertion portion, is connected to the insertion portion, and the abutment is used for limiting the endotracheal tube toward the core body in an abutting manner.

Further, a groove body is formed in the side wall of the abutting piece and the side wall of the insertion part, and the groove body is used for enabling air to enter the tracheal catheter.

In an alternative embodiment of the present utility model, a groove is provided at an end of the abutment facing the insertion portion, and the abutment is configured to abut against the endotracheal tube through the groove.

In an alternative embodiment of the present utility model, the insert, the abutment and the core are integrally formed.

In an alternative embodiment of the present utility model, the core is a quadrangular prism structure.

Further, lines are formed on the side wall of the core body.

The utility model can realize the following beneficial effects:

in a first aspect, the utility model provides a laryngeal mask tube core comprising an insertion part and a core body, wherein one end of the insertion part is connected with the core body, and the other end of the insertion part is used for being detachably connected with an endotracheal tube and limiting the endotracheal tube; the core body is used for receiving external pressure through the other end and pushing the insertion part against the tracheal catheter.

In the utility model, one end of the insertion part is connected with the core body, the other end of the insertion part is detachably connected with the tracheal catheter, the laryngeal mask is required to be withdrawn after the tracheal catheter is successfully intubated through the laryngeal mask in the difficult airway management process, the tracheal catheter is easy to be pulled out together in the withdrawal process, and the tracheal catheter is effectively prevented from being brought out together in the laryngeal mask withdrawal process by limiting and abutting the insertion part.

Compared with the prior art, the laryngeal mask withdrawal tube core provided by the utility model can effectively avoid the problem that the tracheal catheter is pulled out along with the laryngeal mask due to the fact that the laryngeal mask is pulled out after the tracheal catheter is inserted, and has good use effect because of simple operation.

In summary, the utility model at least alleviates the technical problems in the prior art that the laryngeal mask cannot be withdrawn and the tracheal catheter can be reserved after the laryngeal mask is used for guiding the tracheal cannula.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of a front view structure of a laryngeal mask airway tube core provided by an embodiment of the utility model;

fig. 2 is a schematic top view of a laryngeal mask airway tube core according to an embodiment of the present utility model;

fig. 3 is a schematic side view of a laryngeal mask airway tube core according to an embodiment of the present utility model.

Icon: 1-an insertion portion; 11-limiting parts; 2-an abutment; 3-a groove body; 4-core.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Some embodiments of the present utility model are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.

Example 1

The embodiment provides a laryngeal mask withdrawal tube core, referring to fig. 1, the laryngeal mask withdrawal tube core comprises an insertion part 1 and a core body 4, one end of the insertion part 1 is connected with the core body 4, and the other end of the insertion part 1 is used for being detachably connected with an endotracheal tube and limiting the endotracheal tube; the core 4 is adapted to receive external pressure through the other end and to hold the insertion portion 1 against the endotracheal tube.

The embodiment of the utility model at least relieves the technical problem that the laryngeal mask can not be withdrawn and the tracheal catheter can not be reserved after the tracheal cannula is guided by the laryngeal mask in the prior art.

In the embodiment of the utility model, one end of the insertion part 1 is connected with the core body 4, the other end of the insertion part is connected with the detachable interface of the tracheal catheter, after the tracheal catheter is successfully intubated by the laryngeal mask in the difficult airway management process, the laryngeal mask is required to be withdrawn, the tracheal catheter is easy to be pulled out together in the withdrawal process, and the tracheal catheter is effectively prevented from being pulled out together in the laryngeal mask withdrawal process by limiting and abutting the tracheal catheter by the insertion part 1.

Compared with the prior art, the laryngeal mask tube core can effectively avoid the problem that the tracheal catheter is pulled out along with the laryngeal mask due to the fact that the laryngeal mask is pulled out after the tracheal catheter is inserted, and has good use effect because of simple operation.

In an alternative implementation of this embodiment, referring to fig. 1 or 3, the insertion portion 1 has a truncated cone-shaped structure, and the bottom of the truncated cone-shaped insertion portion 1 is connected to the core 4.

Specific: the insertion part 1 has a truncated cone-shaped structure, that is, the insertion part 1 has a structure with one thick end and one thin end, and the insertion part 1 has a thinner end towards one end of the tracheal catheter, after the tracheal catheter is inserted into the insertion part 1, the part entering the tracheal catheter is gradually thickened in the insertion process, so that the tracheal catheter and the insertion part 1 can be fixed.

Further, referring to fig. 1 or 2, the insertion portion 1 is provided with a stopper 11 along the circumferential direction of the side wall, and the stopper 11 is configured to abut against the inner wall of the endotracheal tube.

Specific: the insertion part 1 is provided with a limiting piece 11 along the circumferential direction of the side wall, and after the insertion part 1 is inserted into the tracheal catheter, the limiting piece 11 is in butt joint with the inside of the tracheal catheter, so that the insertion part 1 can be used for inserting and limiting the tracheal catheters with various specifications.

Further, referring to fig. 1, a plurality of stoppers 11 are provided, and the plurality of stoppers 11 are spaced apart along the extending direction of the insertion portion 1.

Specific: the plurality of limiting pieces 11 are distributed at intervals along the extending direction of the insertion portion 1, and edges of the plurality of limiting pieces 11 incline along the side wall inclining direction of the insertion portion 1, so that the gradient distribution structure of the plurality of limiting pieces 11 in fig. 1 is realized.

And the plurality of limiting pieces 11 can be distributed obliquely to be in a thread shape.

In an alternative implementation manner of this embodiment, referring to fig. 1, the laryngeal mask tube core further includes an abutment member 2, the abutment member 2 is connected to the insertion portion 1, and one end of the abutment member 2 away from the insertion portion 1 is connected to the insertion portion 1, and the abutment member 2 is used for limiting the direction of the endotracheal tube towards the core 4.

Specific: the abutting piece 2 is connected with the insertion part 1, and can be regarded as a protrusion on the side wall of the insertion part 1, when the insertion part 1 is inserted into the tracheal catheter, if the inner pipe diameter of the tracheal catheter is smaller, the tracheal catheter can be limited by the insertion part 1 or the limiting piece 11, and when the inner pipe diameter of the tracheal catheter is larger, the insertion part 1 or the limiting piece 11 can not limit the tracheal catheter, at the moment, one end, far away from a human body, of the tracheal catheter abuts against the abutting piece 2, so that the tracheal catheter is prevented from being pulled out when the laryngeal mask is pulled out.

Further, referring to fig. 1, a groove 3 is formed in the side walls of the abutting piece 2 and the insertion portion 1, and the groove 3 is used for allowing air to enter the endotracheal tube.

Specific: the abutting piece 2 and the side wall of the insertion part 1 are provided with a groove body 3, and after the insertion part 1 is inserted into the tracheal catheter, in order to enable air to enter the tracheal catheter, air circulation is realized while the insertion part and the tracheal catheter are kept relatively fixed; and because of the ventilation of the inside and outside air, when the tracheal catheter is pulled out of the insertion part 1, the tracheal catheter cannot be pulled out smoothly due to the air pressure caused by the fact that the air does not circulate.

In an alternative implementation of this embodiment, referring to fig. 1, the end of the abutment 2 facing the insertion portion 1 is provided with a groove, and the abutment 2 is configured to abut against the endotracheal tube through the groove.

Specific: the butt piece 2 is equipped with the recess towards the one end of inserting portion 1, and butt piece 2 has the structure of drawing in towards endotracheal tube one end promptly, after inserting the endotracheal tube with inserting portion, the endotracheal tube keeps away from human one end and butt piece 2 butt, owing to have the structure of drawing in of butt piece 2 this moment, can be spacing to the tip of endotracheal tube, avoids its swing.

In an alternative implementation of this embodiment, the insertion portion 1, the abutment 2 and the core 4 are integrally formed.

Specific: the insert 1, the abutment 2 and the core 4 are integrally formed, and preferably, the insert 1, the abutment 2 and the core 4 are made of plastic or rubber.

Preferably, the stopper 11 and the insertion portion 1 are integrally formed, and the stopper 11 and the insertion portion 1 are preferably made of plastic.

In an alternative implementation of this embodiment, the core 4 has a quadrangular prism structure.

Specific: the core body 4 is of a quadrangular prism structure, and the thickness of the core body 4 can be selected according to actual needs, so that the core body is convenient to fix.

And the core 4 can be fixed by direct hand-holding by medical staff or by connecting other devices.

Further, the side wall of the core body 4 is provided with grains.

Specific: the grain has been seted up on the lateral wall of core 4, and this grain can play the effect of anti-skidding line, and when medical personnel hand, the grain can form the friction with medical personnel hand for medical personnel is more stable when holding core 4.

Preferably, the laryngeal mask tube core provided by the embodiment of the utility model can be manufactured into three types of large, medium and small, and is suitable for adults, children and infants respectively. In the use process, medical staff can select the model of the tracheal catheter in a targeted manner according to the actual age and the body type of a patient, and the laryngeal mask tube core with the corresponding model is selected for the tracheal catheter without the size specification.

Finally, it should be noted that: in the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described by differences from other embodiments, and identical and similar parts between the embodiments are only required to be seen with each other; the above embodiments in the present specification 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 or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The laryngeal mask tube core is characterized by comprising an insertion part (1) and a core body (4), wherein one end of the insertion part (1) is connected with the core body (4), and the other end of the insertion part (1) is used for being detachably connected with an endotracheal tube and limiting the endotracheal tube;

the core body (4) is used for receiving external pressure through the other end and pushing the insertion part (1) against the tracheal catheter;

the insertion part (1) is of a truncated cone-shaped structure, and the bottom of the truncated cone-shaped insertion part (1) is connected with the core body (4);

the insertion part (1) is provided with a limiting piece (11) along the circumferential direction of the side wall, and the limiting piece (11) is used for being abutted with the inner wall of the tracheal catheter;

still include butt spare (2), butt spare (2) with insert portion (1) are connected, just butt spare (2) keep away from insert portion (1) one end with insert portion (1) are connected, butt spare (2) are used for right the endotracheal tube orientation core (4) butt is spacing.

2. The laryngeal mask tube core according to claim 1, characterized in that a plurality of the limiting members (11) are provided, the plurality of limiting members (11) being distributed at intervals along the extension direction of the insertion portion (1).

3. The laryngeal mask tube core according to claim 1, characterized in that a groove body (3) is formed in the side walls of the abutting piece (2) and the insertion part (1), and the groove body (3) is used for enabling air to enter the tracheal catheter.

4. The laryngeal mask tube core according to claim 1, characterized in that the end of the abutment (2) facing the insertion part (1) is provided with a groove, through which groove the abutment (2) is adapted to abut the endotracheal tube.

5. The laryngeal mask tube core according to claim 1, characterized in that the insertion portion (1), the abutment (2) and the core (4) are of an integrally formed structure.

6. The laryngeal mask tube core according to any one of claims 1-5, characterized in that the core (4) is of a quadrangular prism structure.

7. The laryngeal mask tube core according to claim 6, characterized in that the side wall of the core body (4) is provided with grains.