Trachea cannula convenient for cleaning oral secretion

Abstract

The utility model discloses a trachea cannula convenient for cleaning oral secretions, which belongs to the technical field of medical instruments and comprises a main body pipeline and a connecting pipe, the connecting pipe is fixedly mounted at one end of the main body pipeline, and the other end of the main body pipeline is arranged as an inserting end. The end, close to the insertion end, of the main pipeline is provided with a fixing assembly used for fixing the main pipeline in the trachea, the main pipeline is provided with negative pressure assemblies used for cleaning secretions, the negative pressure assemblies comprise the first negative pressure assembly and the second negative pressure assembly, the main pipeline is provided with the first negative pressure assembly used for adsorbing the secretions in the trachea, and the second negative pressure assembly is provided with the second negative pressure assembly used for adsorbing the secretions in the trachea. A second negative pressure assembly used for cleaning secretions at the percutaneous pharynx is further installed on the main body pipeline. The insertion end of the main body pipeline is fixed in the trachea through the fixing assembly, the first negative pressure assembly cleans secretions gathered on the upper side of the fixing assembly, and the second negative pressure assembly cleans secretions near the percutaneous pharynx of a patient, so that the oral cavity of the patient is guaranteed to be clean, and the comfort level of the patient is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical equipment technical field, concretely relates to a tracheal cannula convenient to oral cavity secretion cleaning. BACKGROUND

[0002] When the patient is treated, the artificial airway needs to be established to breathe; This process needs to use the tracheal cannula; The tracheal cannula is inserted into the trachea and is fixed, and the trachea of the patient is communicated with the outside through the tracheal cannula.

[0003] Such as Chinese patent CN217510965U discloses tracheal cannula, and the tracheal cannula includes cannula main part, positioning sleeve, air pipe and positioning sleeve inflation interface, and the head end part of cannula main part is inserted into the patient's body through the patient's throat, and the tail end of cannula main part is connected to the breathing system.

[0004] But when the tracheal cannula is carried out, many patients are analgesic and sedative or coma or myasthenia gravis, and there is no swallowing or swallowing difficulty, so that the oral cavity secretion cannot reach the negative pressure suction port on the air bag, and the oral cavity secretion is more, so that the secretion is easy to flow out of the oral cavity, and the oral cavity fixing device is easily wetted.

[0005] Based on this, the utility model discloses a tracheal cannula convenient to oral cavity secretion cleaning to solve the above -mentioned problems. CONTENT OF THE UTILITY MODEL

[0006] In view of the above-mentioned shortcomings of prior art, the utility model provides a tracheal cannula convenient to oral cavity secretion cleaning.

[0007] To achieve the above object, the utility model realizes by the following technical scheme:

[0008] A tracheal cannula convenient to oral cavity secretion cleaning, including main pipeline and the pipe of linking,

[0009] One end outside fixed mounting of main pipeline has the pipe of linking, and the other end of main pipeline is set up as insertion end;The end outside installation of fixed assembly for fixing main pipeline in trachea is installed on the end of main pipeline close to insertion end, and the negative pressure assembly for cleaning secretion is arranged on main pipeline;

[0010] The negative pressure assembly includes first negative pressure assembly and second negative pressure assembly, and the first negative pressure assembly for adsorbing secretion in trachea is installed on main pipeline, and the second negative pressure assembly for cleaning secretion in the pharynx is also installed on main pipeline.

[0011] Further, the main pipeline is composed of an inner tube and an outer tube sleeved outside the inner tube.

[0012] Further, the fixing assembly comprises a guide balloon, a thin tube and an air bag group, the top of the guide balloon is communicated with the air conveying pipe, a one-way valve is arranged in the guide balloon, the bottom of the guide balloon is fixedly connected with one end of the thin tube, the other end of the thin tube penetrates through the outer pipe, and the thin tube is fixedly arranged between the outer pipe and the inner pipe through the pipeline part of the outer pipe, the air bag group is fixedly arranged outside the end of the outer pipe close to the insertion end, and the other end of the thin tube is communicated with the air bag group.

[0013] Further, the air bag group is composed of a plurality of annular high-pressure air bags which are communicated with each other.

[0014] Further, the first negative pressure assembly comprises a cleaning pipe, a first branch pipe and a first negative pressure port, the top of the cleaning pipe is communicated with the negative pressure pipeline of the outside, the bottom of the cleaning pipe is fixedly connected with one end of the first branch pipe, the other end of the first branch pipe penetrates through the outer pipe, and the first branch pipe is fixedly arranged between the outer pipe and the inner pipe through the pipeline part of the outer pipe, the first negative pressure port for cleaning secretion is arranged on the outer pipe, and the other end of the first branch pipe is communicated with the first negative pressure port.

[0015] Further, the first negative pressure assembly further comprises a guide groove, the guide groove is arranged on the upper side of the air bag group and is used for guiding the secretion to move to the first negative pressure port, and the guide groove is communicated with the first negative pressure port.

[0016] Further, the second negative pressure assembly comprises a second branch pipe and a second negative pressure port, the top of the second branch pipe is communicated with the bottom of the cleaning pipe, one end of the second branch pipe penetrates through the outer pipe, and the second branch pipe is fixedly arranged between the outer pipe and the inner pipe through the pipeline part of the outer pipe, the second negative pressure port for cleaning secretion near the pharynx is arranged on the outer pipe, and the other end of the second branch pipe is communicated with the second negative pressure port.

[0017] Further, the insertion end of the outer pipe and the inner pipe and the lower side of the air bag group are provided with a Murphy hole, and the Murphy hole is communicated with the inner pipe.

[0018] Compared with the prior art, the utility model has the advantages that:

[0019] The utility model discloses a fixing assembly is fixed in the trachea with the insertion end of main pipeline, and the secretion generated in the esophagus, oral cavity and the like is prevented from flowing into the trachea, the secretion gathered on the upper side of the fixing assembly is cleaned through the first negative pressure assembly, the secretion near the pharynx of the patient is cleaned through the second negative pressure assembly, the oral cavity of the patient is kept clean, the comfort of the patient is improved, the secretion is prevented from wetting the oral cavity, and the secretion is prevented from flowing out of the oral cavity. DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings described below are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0021] Figure 1 A perspective view of the tracheal tube convenient for cleaning oral secretions of the present application Figure 1

[0022] Figure 2 A front view of the tracheal tube convenient for cleaning oral secretions of the present application

[0023] Figure 3 A perspective view of the tracheal tube convenient for cleaning oral secretions of the present application Figure 2

[0024] Figure 4 An enlarged view of A in the present application Figure 1

[0025] The reference numbers in the drawings represent:

[0026] 1, main pipeline; 11, outer tube; 12, inner tube; 2, connecting tube; 3, Murphy hole; 4, negative pressure assembly; 41, first negative pressure assembly; 411, cleaning pipe; 412, first branch pipe; 413, first negative pressure port; 414, guide groove; 42, second negative pressure assembly; 421, second branch pipe; 422, second negative pressure port; 5, fixing assembly; 51, guide balloon; 52, thin tube; 53, airbag group; 6, radiopaque material line. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the following will combine the drawings in the embodiments of the present application to clearly and completely describe the technical scheme in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] In the following description, "left", "right", "front", "back", "up", "down" are oriented in the perspective view.

[0029] Embodiment one:

[0030] In some embodiments, please refer to the drawings of the specification Figures 1-4 ​​​The utility model provides a tracheal cannula convenient for cleaning oral cavity secretion, which comprises a main pipeline 1 and a connecting pipe 2, the connecting pipe 2 is fixedly installed on the outer side of one end of the main pipeline 1, the other end of the main pipeline 1 is arranged as an insertion end, a fixing assembly 5 for fixing the main pipeline 1 in the trachea is installed on the outer side of the end of the main pipeline 1 close to the insertion end, and a negative pressure assembly 4 for cleaning secretion is arranged on the main pipeline 1.

[0031] The negative pressure assembly 4 comprises a first negative pressure assembly 41 and a second negative pressure assembly 42, the first negative pressure assembly 41 for adsorbing secretion in the trachea is installed on the main pipeline 1, and the second negative pressure assembly 42 for cleaning secretion at the pharynx is also installed on the main pipeline 1.

[0032] In the normal operation of the tracheal cannula convenient for cleaning oral cavity secretion, the insertion end of the main pipeline 1 is inserted into the trachea of a patient, the end of the second negative pressure assembly 42 inside the trachea is located at the pharynx, then the fixing assembly 5 is operated to fix the insertion end of the main pipeline 1 in the trachea through the fixing assembly 5, so that the secretion generated in the esophagus, oral cavity and the like is prevented from flowing into the trachea, the connecting pipe 2 at the top of the main pipeline 1 is connected to an external auxiliary breathing machine through a hose to make the lung gas of the patient pass through the main pipeline 1, the first negative pressure assembly 41 and the second negative pressure assembly 42 are operated to clean the secretion accumulated on the upper side of the fixing assembly 5 through the first negative pressure assembly 41 and clean the secretion near the pharynx of the patient through the second negative pressure assembly 42, so that the oral cavity of the patient is kept clean and the comfort of the patient is improved, thereby the secretion on the upper side of the fixing assembly 5 and the oral cavity secretion of the patient are cleaned in time when the patient is in analgesic sedation or coma or for some patients with muscle weakness, the oral cavity fixing device is prevented from being wetted by the secretion, and the secretion is prevented from flowing out of the oral cavity.

[0033] Embodiment two

[0034] In some embodiments, as shown in Figures 1-4 As a preferred embodiment of the utility model, the main pipeline 1 is composed of an inner pipe 12 and an outer pipe 11 sleeved outside the inner pipe 12.

[0035] The fixing assembly 5 comprises a guide balloon 51, a thin pipe 52 and a gas bag group 53, the top of the guide balloon 51 is connected to a gas supply pipe, a one-way valve is installed in the guide balloon 51, so that the gas can only flow to the gas bag group 53, the bottom of the guide balloon 51 is fixedly connected to one end of the thin pipe 52, the other end of the thin pipe 52 passes through the pipeline part of the outer pipe 11 and is fixedly installed between the outer pipe 11 and the inner pipe 12, the gas bag group 53 is fixedly installed on the outer side of the side end of the outer pipe 11 close to the insertion end, and the other end of the thin pipe 52 is connected to the gas bag group 53. The gas bag group 53 is composed of a plurality of annular high-pressure gas bags which are sequentially arranged in a stacked manner.

[0036] The first negative pressure assembly 41 comprises a cleaning pipe 411, a first branch pipe 412 and a first negative pressure port 413. The top of the cleaning pipe 411 is in communication with an external negative pressure pipeline. The bottom of the cleaning pipe 411 is fixedly connected to one end of the first branch pipe 412. The other end of the first branch pipe 412 penetrates the pipeline portion of the outer pipe 11 and is fixedly installed between the outer pipe 11 and the inner pipe 12. The first negative pressure port 413 for cleaning secretions is arranged on the outer pipe 11. The other end of the first branch pipe 412 is in communication with the first negative pressure port 413. The first negative pressure port 413 is located on the upper side of the air bag group 53.

[0037] The first negative pressure assembly 41 further comprises a guide groove 414. The guide groove 414 is arranged on the upper side of the air bag group 53 and is used to guide the secretions to move to the first negative pressure port 413. The guide groove 414 is in communication with the first negative pressure port 413.

[0038] The second negative pressure assembly 42 comprises a second branch pipe 421 and a second negative pressure port 422. The top of the second branch pipe 421 is in communication with the bottom of the cleaning pipe 411. One end of the second branch pipe 421 penetrates the pipeline portion of the outer pipe 11 and is fixedly installed between the outer pipe 11 and the inner pipe 12. The second negative pressure port 422 for cleaning secretions near the epiglottis is arranged on the outer pipe 11. The other end of the second branch pipe 421 is in communication with the second negative pressure port 422.

[0039] In the embodiment, when the negative pressure assembly 4 and the fixing assembly 5 are normally working, the insertion end of the outer pipe 11 and the inner pipe 12 is inserted into the trachea of a patient. At this time, the second negative pressure port 422 is located near the epiglottis. The gas is delivered to the guide balloon 51 through the gas delivery pipe. The guide balloon 51 is inflated. Then the gas flows to the air bag group 53 through the guide balloon 51 and the thin pipe 52, so that the air bag group 53 is inflated and in contact with the inner wall of the trachea. The air bag group 53 is composed of multiple annular high-pressure air bags. The air bag group 53 is fixedly and closely contacted with the inner wall of the trachea. At the same time, the contact area between the air bag group 53 and the inner wall of the trachea is increased, so that the pressure of the air bag group 53 on the inner wall of the trachea is reduced, and the comfort of the patient is improved.

[0040] When part of the secretions flow to the upper side of the air bag group 53 and are blocked by the air bag group 53, the secretions flow to the first negative pressure port 413 through the guide of the guide groove 414. Then the secretions near the first negative pressure port 413 are sucked out by the external negative pressure pipeline through the cleaning pipe 411 and the first branch pipe 412, so that the secretions accumulated on the upper side of the air bag group 53 are cleaned. At the same time, the secretions near the second negative pressure port 422 are sucked out by the cleaning pipe 411 through the second branch pipe 4212, so that the secretions near the epiglottis are cleaned.

[0041] Embodiment three:

[0042] In some embodiments, asFigures 1-4 As shown, as a preferred embodiment of the utility model, the insertion end of the outer tube 11 and the inner tube 12 and located below the air bag group 53 is provided with a Murphy hole 3, and the Murphy hole 3 is communicated with the inner tube 12.

[0043] The outer tube 11 and the inner tube 12 are made of soft resin. A radiation impermeable material wire 6 is arranged between the main pipeline 1 and the connecting pipe 2, and the radiation impermeable material wire 6 is made of polyurethane. The development characteristics of the material wire 6 can master the running track of the main pipeline 1 in the trachea, so as to facilitate the master of whether the insertion end of the outer tube 11 and the inner tube 12 moves to the appropriate position.

[0044] In the embodiment, the outer tube 11 and the inner tube 12 are made of soft resin, so as to avoid the damage to the trachea when inserted into the trachea. When the insertion end of the main pipeline 1 is blocked, the gas can flow from the Murphy hole 3 into the inner tube 12, so as to avoid the airway blockage.

[0045] The above embodiments are only used to illustrate the technical solutions of the utility model, but not limit it; although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced equivalently; and these modifications or replacements will not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A tracheal cannula facilitating oral cavity secretion cleaning, comprising a main pipeline (1) and a connecting pipe (2), characterized in that: One end of the main pipeline (1) is fixedly provided with the connecting pipe (2) outside, the other end of the main pipeline (1) is provided as an insertion end, a fixing assembly (5) for fixing the main pipeline (1) in the trachea is fixedly arranged on the outer side of the end of the main pipeline (1) close to the insertion end, and a negative pressure assembly (4) for cleaning secretion is arranged on the main pipeline (1). The negative pressure assembly (4) comprises a first negative pressure assembly (41) and a second negative pressure assembly (42), the first negative pressure assembly (41) for adsorbing secretion in the trachea is arranged on the main pipeline (1), and the second negative pressure assembly (42) for cleaning secretion in the laryngeal pharynx is also arranged on the main pipeline (1).

2. The endotracheal tube facilitating oral secretion clearance according to claim 1, wherein, The main pipeline (1) is composed of an inner tube (12) and an outer tube (11) sleeved outside the inner tube (12).

3. The endotracheal tube facilitating oral secretion clearance of claim 2, wherein, The fixing assembly (5) comprises a guide balloon (51), a thin tube (52) and a balloon group (53), the top of the guide balloon (51) is communicated with a gas supply pipe, a one-way valve is arranged in the guide balloon (51), the bottom of the guide balloon (51) is fixedly connected with one end of the thin tube (52), the other end of the thin tube (52) penetrates through the outer tube (11), and the thin tube (52) penetrating through the pipeline part of the outer tube (11) is fixedly arranged between the outer tube (11) and the inner tube (12), the balloon group (53) is fixedly arranged on the outer side of the end of the outer tube (11) close to the insertion end, and the other end of the thin tube (52) is communicated with the balloon group (53).

4. The endotracheal tube facilitating oral secretion clearance of claim 3, wherein, The balloon group (53) is composed of a plurality of annular high-pressure balloons communicated with each other.

5. The endotracheal tube facilitating oral secretion clearance of claim 4, wherein, The first negative pressure assembly (41) comprises a cleaning tube (411), a first branch pipe (412) and a first negative pressure port (413), the top of the cleaning tube (411) is communicated with a negative pressure pipeline outside, the bottom of the cleaning tube (411) is fixedly connected with one end of the first branch pipe (412), the other end of the first branch pipe (412) penetrates through the outer tube (11), and the first branch pipe (412) penetrating through the pipeline part of the outer tube (11) is fixedly arranged between the outer tube (11) and the inner tube (12), the first negative pressure port (413) for cleaning secretion is arranged on the outer tube (11), and the other end of the first branch pipe (412) is communicated with the first negative pressure port (413).

6. The endotracheal tube facilitating oral secretion clearance of claim 5, wherein, The first negative pressure assembly (41) further comprises a guide groove (414), the guide groove (414) for guiding secretion to move to the first negative pressure port (413) is arranged on the upper side of the balloon group (53) and communicated with the first negative pressure port (413).

7. The endotracheal tube facilitating oral secretion clearance of claim 6, wherein, The second negative pressure component (42) comprises a second branch pipe (421) and a second negative pressure port (422), the top of the second branch pipe (421) is communicated with the bottom of the cleaning pipe (411), one end of the second branch pipe (421) penetrates through the outer pipe (11), and the second branch pipe (421) is fixedly installed between the outer pipe (11) and the inner pipe (12) through the pipe portion penetrating through the outer pipe (11), the second negative pressure port (422) for cleaning the secretion at the laryngeal inlet is arranged on the outer pipe (11), and the other end of the second branch pipe (421) is communicated with the second negative pressure port (422).

8. The endotracheal tube facilitating oral secretion clearance of claim 7, wherein, The insertion end of the outer pipe (11) and the inner pipe (12) and below the air bag group (53) are provided with a Murphy hole (3), and the Murphy hole (3) is communicated with the inner pipe (12).

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