Intubation auxiliary device with movable cuff

Abstract

The utility model relates to an intubation auxiliary device with a movable cuff, belongs to the technical field of medical instruments, and solves the problem that the cuff in the existing intubation auxiliary device cannot be adjusted in a targeted manner according to oropharynx positions of different patients. The auxiliary catheter comprises an auxiliary catheter body, a cuff assembly and a control assembly, the cuff assembly and the control assembly are both arranged on the auxiliary catheter body, and the cuff assembly is used for supporting the auxiliary catheter body and preventing the auxiliary catheter body from deforming; the cuff assembly can move along the axis of the auxiliary tube; the control assembly is connected with the cuff assembly and used for controlling the movement of the cuff assembly on the auxiliary tube so as to adjust the specific position of the cuff assembly on the auxiliary tube. According to the auxiliary intubation device, the specific position of the cuff assembly on the auxiliary tube can be adjusted in a targeted mode according to the oropharynx positions of different patients, the cuff assembly can support the auxiliary tube more accurately, extrusion of the oropharynx positions of the patients to the auxiliary tube is reduced, and meanwhile the adaptability of the auxiliary intubation device to different people is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field especially, and it is a kind of intubation auxiliary device with movable cuff. BACKGROUND

[0002] Tracheal intubation is the important rescue technique commonly used in first-aid work, is one of the most widely used, most effective and quickest means in respiratory tract management, plays a vital role in rescuing patient's life and reducing mortality rate;Tracheal intubation is the technology that specially-made catheter is placed into trachea through glottis, and emergency tracheal intubation technology has become an important measure in the rescue process of cardiopulmonary resuscitation and critically ill patients with respiratory dysfunction.

[0003] In the prior art, intubation auxiliary device is generally used to assist rapid intubation;In the existing intubation auxiliary device, cuff is arranged on auxiliary pipe to support auxiliary pipe, so as to reduce the extrusion of auxiliary pipe by patient's oropharyngeal part, prevent auxiliary pipe from deforming and avoid catheter from being unable to be inserted;However, the cuff in the prior art intubation auxiliary device is unable to move, so that the intubation auxiliary device cannot adjust the specific position of cuff on auxiliary pipe according to the position of oropharynx of different patients, and the adaptability of the intubation auxiliary device to different people is reduced. SUMMARY

[0004] In view of the above analysis, the utility model aims at providing a kind of airway intubation auxiliary device with movable cuff to solve the problem that the cuff in the existing intubation auxiliary device cannot be adjusted according to the position of oropharynx of different patients.

[0005] The utility model mainly aims at realizing the following technical scheme:

[0006] A kind of intubation auxiliary device with movable cuff, including auxiliary pipe, cuff assembly and control assembly, the cuff assembly and control assembly are all arranged on auxiliary pipe, the cuff assembly is used to support auxiliary pipe, prevent auxiliary pipe from deforming;The cuff assembly can move along the axis of auxiliary pipe;The control assembly is connected with cuff assembly, for controlling the movement of cuff assembly on auxiliary pipe, to adjust the position of cuff assembly on auxiliary pipe.

[0007] Further, the cuff assembly includes cuff, plunger, drive cavity and connecting pipeline, the cuff is sleeved on auxiliary pipe, and can move along the axis of auxiliary pipe;One end of the plunger is fixedly connected with the cuff, and the other end is inserted into the drive cavity, and can slide along the axis of drive cavity;One end of the connecting pipeline is connected with the drive cavity, and the other end is connected with the control assembly.

[0008] Further, the control assembly comprises a mounting seat and a driving capsule, the mounting seat is sleeved on the auxiliary pipe; the driving capsule is arranged on the mounting seat and can be contracted or expanded; the driving capsule is connected with the connecting pipeline.

[0009] Further, the control assembly further comprises a driving block and a driving cylinder, the driving cylinder is sleeved on the mounting seat and can rotate relative to the mounting seat along the axis of the auxiliary pipe, the driving cylinder is used for driving the driving block to move; the driving block is also arranged on the mounting seat and is connected with the driving capsule, the driving block can slide along the axis of the auxiliary pipe.

[0010] Further, the sleeve capsule assembly further comprises an inflation pipe, one end of the inflation pipe is connected with the sleeve capsule, the other end of the inflation pipe is connected with an external inflation and deflation equipment, the sleeve capsule can be inflated or contracted by inflating or deflating the sleeve capsule through the external inflation and deflation equipment through the inflation pipe.

[0011] Further, the sleeve capsule assembly further comprises a display unit, the display unit comprises an indicating plug, an indicating cavity and a transparent cover plate, the indicating cavity is arranged in the pipe wall of the auxiliary pipe and is communicated with the connecting pipeline; the indicating plug is arranged in the indicating cavity and can slide along the axis of the indicating cavity; the transparent cover plate is buckled on the indicating cavity.

[0012] Further, the indicating cavity is matched with the indicating plug in specification.

[0013] Further, the transparent cover plate is provided with a scale, the position of the indicating plug in the indicating cavity can be displayed through the scale.

[0014] Further, the mounting seat can rotate along the axis of the auxiliary pipe, so as to control the on-off of the driving capsule and the connecting pipeline.

[0015] Further, the driving capsule contains a driving working medium.

[0016] The technical scheme of the utility model can realize at least one of the following effects:

[0017] (1) The utility model discloses a kind of sleeve movable intubation auxiliary device, including auxiliary pipe, sleeve assembly and control assembly, the auxiliary pipe is used to assist catheter insertion;Sleeve assembly and control assembly are all arranged on auxiliary pipe, sleeve assembly is used to support auxiliary pipe, to reduce the extrusion of patient oropharyngeal part to auxiliary pipe, prevent auxiliary pipe deformation, avoid catheter unable to insert;Sleeve assembly can move along the axis of auxiliary pipe;Control assembly is connected with sleeve assembly, for controlling the movement of sleeve assembly on auxiliary pipe, to adjust the specific position of sleeve assembly on auxiliary pipe;The utility model moves sleeve assembly on auxiliary pipe by control assembly, realizes the specific position of sleeve assembly on auxiliary pipe according to the position of different patient oropharynx targeted adjustment, so that sleeve assembly can more accurately support auxiliary pipe, reduce the extrusion of patient oropharyngeal part to auxiliary pipe, while expand the adaptability of the intubation auxiliary device to different people.

[0018] (2)The sleeve assembly of the utility model further includes an inflation tube, one end of the inflation tube is connected with the sleeve, and the other end is connected with an external device. Gas can be filled into or extracted from the sleeve through the inflation tube by the external device, so that the sleeve expands or shrinks, thereby adjusting the diameter size of the sleeve and the supporting force of the sleeve on the auxiliary pipe according to the oropharyngeal condition of different patients. Compared with directly resisting the auxiliary pipe at the oropharynx of the patient and directly applying extrusion force to the auxiliary pipe, the extrusion force received by the sleeve is transmitted and dispersed to all directions due to the gas filled in the sleeve, and the extrusion force applied to the auxiliary pipe is also reduced due to the buffering effect of the gas, thereby reducing the deformation amount of the auxiliary pipe, allowing the auxiliary pipe to maintain its original shape, and then allowing the catheter to be quickly and smoothly inserted into the auxiliary pipe, thereby further improving the efficiency of the intubation auxiliary device in assisting intubation.

[0019] (3)The sleeve assembly of the utility model further includes a display unit, the display unit includes an indicator plug, an indicator cavity and a transparent cover plate. The indicator cavity is arranged in the pipe wall of the auxiliary pipe and communicates with the connecting pipeline. The indicator plug is arranged in the indicator cavity and can slide along the axis of the indicator cavity. The transparent cover plate is buckled on the indicator cavity. The cross-sectional shape and size of the indicator cavity are the same as those of the indicator plug. When the driving working medium is filled into or extracted from the indicator cavity through the connecting pipeline, the indicator plug can be driven to move in the indicator cavity, and then the position of the sleeve on the auxiliary pipe can be intuitively reflected through the position of the indicator plug in the indicator cavity, thereby facilitating the targeted adjustment of the specific position of the sleeve on the auxiliary pipe according to the position of the oropharynx of different patients.

[0020] In this invention, the above-described technical solutions can be combined with each other to achieve more preferred combinations. Other features and advantages of this invention will be set forth in the following description, and some advantages will become apparent from the description or be learned by practicing the invention. The objectives and other advantages of this invention can be realized and obtained from the description and accompanying drawings, which are particularly pointed out. Attached Figure Description

[0021] The accompanying drawings are for illustrative purposes only and are not intended to limit the scope of the invention. Throughout the drawings, the same reference numerals denote the same parts.

[0022] Figure 1 This is a schematic diagram of the intubation auxiliary device according to Embodiment 1 of this utility model;

[0023] Figure 2 This is a schematic diagram of the structure of the sheath assembly in Embodiment 1 of this utility model;

[0024] Figure 3 This is a cross-sectional view of the cannulation auxiliary device according to Embodiment 1 of this utility model;

[0025] Figure 4 for Figure 3 Enlarged view of part A in the middle;

[0026] Figure 5 for Figure 3 Enlarged view of part B in the middle;

[0027] Figure 6 for Figure 3 Enlarged view of part C.

[0028] Figure label:

[0029] 1. Auxiliary tube; 2. Cuff assembly; 21. Cuff; 22. Plunger; 23. Drive chamber; 24. Connecting pipe; 25. Inflation tube; 26. Indicator plug; 27. Indicator chamber; 28. Transparent cover; 3. Control assembly; 31. Mounting base; 32. Drive bladder; 33. Drive block; 34. Drive cylinder. Detailed Implementation

[0030] The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, which constitute a part of the present invention and are used together with the embodiments of the present invention to illustrate the principles of the present invention, but are not intended to limit the scope of the present invention.

[0031] Example 1

[0032] In one specific embodiment of this utility model, a movable cuff insertion auxiliary device is disclosed, such as... Figure 1As shown, it comprises an auxiliary tube 1 for assisting catheter insertion, a cuff assembly 2 and a control assembly 3, the cuff assembly 2 and the control assembly 3 are both arranged on the auxiliary tube 1, the cuff assembly 2 is used to support the auxiliary tube 1 to reduce the extrusion of the auxiliary tube 1 by the patient's oropharynx, prevent the auxiliary tube 1 from deforming and avoid the catheter from being unable to be inserted; the cuff assembly 2 can move along the axis of the auxiliary tube 1; the control assembly 3 is connected with the cuff assembly 2 and is used to control the movement of the cuff assembly 2 on the auxiliary tube 1 to adjust the specific position of the cuff assembly 2 on the auxiliary tube 1; compared with the prior art, the cuff assembly 2 is controlled to move on the auxiliary tube 1 by the control assembly 3, so that the specific position of the cuff assembly 2 on the auxiliary tube 1 can be adjusted according to the position of the oropharynx of different patients, so that the cuff assembly 2 can more accurately support the auxiliary tube 1, reduce the extrusion of the auxiliary tube 1 by the patient's oropharynx, and at the same time, the adaptability of the intubation assisting device to different populations is expanded.

[0033] Preferably, as shown in Figure 2 , Figure 3 and Figure 4 , the cuff assembly 2 comprises a cuff 21, a plunger 22, a driving cavity 23 and a connecting pipeline 24, the cuff 21 is sleeved on the auxiliary tube 1 and can move along the axis of the auxiliary tube 1; one end of the plunger 22 is fixedly connected with the cuff 21, the other end is inserted into the driving cavity 23 and can slide along the axis of the driving cavity 23; the driving cavity 23 and the connecting pipeline 24 are both arranged in the wall of the auxiliary tube 1, the driving cavity 23 extends along the axis direction of the auxiliary tube 1; one end of the connecting pipeline 24 is connected with the driving cavity 23, the other end is connected with the control assembly 3; during use, the driving working medium is filled into or extracted from the driving cavity 23 through the connecting pipeline 24 by the control assembly 3 to drive the plunger 22 to move in the driving cavity 23, so as to drive the cuff 21 to move along the axis of the auxiliary tube 1, the specific position of the cuff 21 on the auxiliary tube 1 can be adjusted according to the position of the oropharynx of different patients, so that the cuff 21 can more accurately support the auxiliary tube 1, reduce the extrusion deformation of the auxiliary tube 1 by the patient's oropharynx, make the auxiliary tube 1 maintain the original shape, and then make the catheter be able to be quickly and smoothly inserted into the auxiliary tube 1, improve the efficiency of the intubation assisting device in assisting intubation, and at the same time, the adaptability of the intubation assisting device to different populations is expanded.

[0034] Preferably, the cuff assembly 2 further comprises an inflation pipe 25, one end of which is connected with the cuff 21, and the other end is connected with an external device, through which gas can be filled into or extracted from the cuff 21 through the inflation pipe 25, so that the cuff 21 is inflated or contracted, thereby adjusting the diameter size of the cuff 21 and the supporting force of the cuff 21 on the auxiliary pipe 1 according to the oropharyngeal conditions of different patients; compared with directly resisting the auxiliary pipe 1 at the oropharynx of the patient, directly applying extrusion force to the auxiliary pipe 1, the extrusion force on the auxiliary pipe 1 is transmitted and dispersed in all directions due to the gas filled in the cuff 21, and also due to the buffering effect of the gas, thereby reducing the extrusion force applied to the auxiliary pipe 1 and the deformation amount of the auxiliary pipe 1, so that the auxiliary pipe 1 can maintain its original shape, thereby enabling the catheter to be quickly and smoothly inserted into the auxiliary pipe 1, and further improving the efficiency of the intubation assisting device in assisting intubation.

[0035] Preferably, the cuff assembly 2 further comprises a display unit for displaying the specific position of the current cuff 21 on the auxiliary pipe 1, thereby facilitating the targeted adjustment of the specific position of the cuff 21 on the auxiliary pipe 1 according to the position of the oropharynx of different patients.

[0036] Preferably, as shown in Figure 5 the display unit comprises an indicating plug 26, an indicating cavity 27 and a transparent cover plate 28, the indicating cavity 27 is arranged in the pipe wall of the auxiliary pipe 1 and communicates with the connecting pipe 24; the indicating plug 26 is arranged in the indicating cavity 27 and can slide along the axis of the indicating cavity 27; the transparent cover plate 28 is buckled on the indicating cavity 27; the cross-sectional shape and size of the indicating cavity 27 are the same as those of the indicating plug 26, when the drive working medium is filled into or extracted from the indicating cavity 27 through the connecting pipe 24, the indicating plug 26 can be driven to move in the indicating cavity 27, and then the position of the indicating plug 26 in the indicating cavity 27 intuitively reflects the position of the current cuff 21 on the auxiliary pipe 1.

[0037] Preferably, the transparent cover plate 28 is provided with a scale, through which the position of the indicating plug 26 in the indicating cavity 27 can be accurately displayed, thereby accurately displaying the position of the cuff 21 on the auxiliary pipe 1, and further realizing the accurate control of the position of the cuff 21 on the auxiliary pipe 1.

[0038] Preferably, as shown in Figure 6As shown, the control assembly 3 comprises a mounting seat 31 and a driving capsule 32, the mounting seat 31 is sleeved on the auxiliary tube 1; the driving capsule 32 is arranged on the mounting seat 31 and can be contracted or expanded; the driving capsule 32 contains driving working medium, and the driving capsule 32 can be connected with the connecting pipeline 24; in use, the driving working medium is filled into or extracted from the driving cavity 23 through the connecting pipeline 24 by contracting or expanding the driving capsule 32, so as to drive the plunger 22 to move in the driving cavity 23, thereby driving the sleeve capsule 21 to move along the axis of the auxiliary tube 1, and then the specific position of the sleeve capsule 21 on the auxiliary tube 1 is quickly adjusted according to the position of the oropharynx of different patients.

[0039] Preferably, the mounting seat 31 can rotate around the axis of the auxiliary tube 1, so as to control the on-off of the driving capsule 32 and the connecting pipeline 24.

[0040] Preferably, the control assembly 3 further comprises driving blocks 33 and a driving cylinder 34, the driving cylinder 34 is sleeved on the mounting seat 31 and can rotate relative to the mounting seat 31 around the axis of the auxiliary tube 1; the driving blocks 33 are arranged on the mounting seat 31 and can slide on the mounting seat 31 along the axis of the auxiliary tube 1; the driving blocks 33 are further threadedly connected with the driving cylinder 34, and the driving blocks 33 can be driven to move by rotating the driving cylinder 34; the driving blocks 33 are further fixedly connected with the driving capsule 32; by rotating the driving cylinder 34, the driving blocks 33 are controlled to move, so as to control the driving capsule 32 to contract or expand, and then the specific position of the sleeve capsule 21 on the auxiliary tube 1 is quickly adjusted, which is convenient for the operator to operate.

[0041] Preferably, the driving working medium is physiological saline.

[0042] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A cuffed movable intubation aid, characterized in that, The application relates to a kind of auxiliary tube (1), cuff assembly (2) and control assembly (3), the cuff assembly (2) and control assembly (3) are arranged on auxiliary tube (1), the cuff assembly (2) is used to support auxiliary tube (1), prevent auxiliary tube (1) from being deformed;The cuff assembly (2) can move along the axis of auxiliary tube (1);The control assembly (3) is connected with cuff assembly (2), is used to control the movement of cuff assembly (2) on auxiliary tube (1), to adjust the position of cuff assembly (2) on auxiliary tube (1).

2. A movable-cuff intubation aid according to claim 1, wherein, The cuff assembly (2) includes cuff (21), plunger (22), drive cavity (23) and connecting pipeline (24), the cuff (21) is sleeved on auxiliary tube (1), and can move along the axis of auxiliary tube (1);One end of the plunger (22) is fixedly connected with the cuff (21), the other end is inserted into the drive cavity (23), and can slide along the axis of drive cavity (23);One end of the connecting pipeline (24) is connected with the drive cavity (23), and the other end is connected with the control assembly (3).

3. A movable-cuff intubation aid according to claim 2, wherein, The control assembly (3) includes mounting seat (31) and drive bag (32), the mounting seat (31) is sleeved on auxiliary tube (1);The drive bag (32) is arranged on the mounting seat (31), and can be contracted or expanded;The drive bag (32) is connected with the connecting pipeline (24).

4. A movable-cuff intubation aid according to claim 3, wherein, The control assembly (3) further includes drive block (33) and drive cylinder (34), the drive cylinder (34) is sleeved on the mounting seat (31), and can rotate relative to the mounting seat (31) along the axis of auxiliary tube (1), the drive cylinder (34) is used to drive the movement of the drive block (33);The drive block (33) is also arranged on the mounting seat (31), and is connected with the drive bag (32), the drive block (33) can slide along the axis of auxiliary tube (1).

5. A movable-cuff intubation aid according to claim 4, wherein, The cuff assembly (2) further includes inflation tube (25), one end of the inflation tube (25) is connected with the cuff (21), the other end is connected with external inflation and deflation equipment, through external inflation and deflation equipment, gas can be filled or extracted into the cuff (21) through the inflation tube (25), so that the cuff (21) expands or contracts.

6. A movable-cuff intubation aid according to claim 5, wherein, The cuff assembly (2) further includes display unit, the display unit includes indicating plug (26), indicating cavity (27) and transparent cover plate (28), the indicating cavity (27) is arranged in the pipe wall of auxiliary tube (1), and is communicated with the connecting pipeline (24);The indicating plug (26) is arranged in the indicating cavity (27), and can slide along the axis of the indicating cavity (27);The transparent cover plate (28) is buckled on the indicating cavity (27).

7. A movable-cuff intubation aid according to claim 6, wherein, The specifications of the indicating cavity (27) are adapted to the indicating plug (26).

8. A movable-cuff intubation aid according to claim 7, wherein, The transparent cover plate (28) is provided with a scale, and the position of the indicating plug (26) in the indicating cavity (27) can be displayed through the scale.

9. A movable-cuff intubation aid according to claim 8, wherein, The mounting seat (31) can rotate along the axis of auxiliary tube (1), so as to control the on-off of the drive bag (32) and the connecting pipeline (24).

10. A movable-cuff intubation aid according to claim 9, wherein, The drive bag (32) contains drive working medium.

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