CN220175699U

CN220175699U - Indwelling sputum aspirator

Info

Publication number: CN220175699U
Application number: CN202321538141.XU
Authority: CN
Inventors: 程蒙; 徐翠凤; 吴小凤
Original assignee: Second Affiliated Hospital of Anhui Medical University
Current assignee: Second Affiliated Hospital of Anhui Medical University
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2023-12-15
Anticipated expiration: 2033-06-16

Abstract

The utility model discloses an indwelling sputum aspirator tube, and relates to the technical field of medical appliances. The utility model comprises a main pipeline, wherein the main pipeline and the tracheal cannula in the prior art are made of the same material, the ventilation inner diameter of the main pipeline is consistent with that of the tracheal cannula in the prior art, and a plurality of groups of sputum suction holes which are distributed at equal intervals are formed in the pipe wall of the main pipeline along the length direction of the main pipeline. According to the utility model, the sputum suction cavity is formed in the pipe wall of the main pipe, the sputum suction holes communicated with the sputum suction cavity are formed in the outer wall of the main pipe, and the sputum suction holes are equidistantly distributed and annularly arranged, so that when the adapter is connected with the external negative pressure suction pipe, rotation is not needed in direct extraction, and meanwhile, the designed air bag can be clamped at the air pipe after inflation expansion, so that the indwelling function is realized.

Description

Indwelling sputum aspirator

Technical Field

The utility model relates to the technical field of medical appliances, in particular to an indwelling sputum aspirator.

Background

The sputum aspirator is used for placing in the patient, and the outer end is with negative pressure aspirator, aspirator intercommunication, and then with the internal sputum aspiration of patient, the operation to inhaling the sputum among the prior art is: the sputum suction tube is inserted into the patient and then connected with the negative pressure suction tube and the aspirator, and then the sputum suction tube is rotated and sucked until the sputum suction tube leaves the oral cavity of the patient, so that the sputum suction tube is disposable, the sputum suction tube needs to be reinserted again, and the patient is uncomfortable due to multiple catheterization.

Based on the above facts, a person skilled in the art has devised an indwelling suction tube for critical patients, which has the following advantages: 1. solves the problem that the prior sputum suction needs repeated intubation, which causes discomfort of patients; 2. the tube body does not need to be rotated during sputum aspiration.

Disclosure of Invention

The utility model adopts the following technical scheme for realizing the purposes:

an indwelling sputum aspirator tube, comprising

The main pipeline is internally provided with a sputum sucking cavity, a plurality of groups of sputum sucking holes which are distributed at equal intervals are formed in the pipe wall of the main pipeline along the length direction of the main pipeline, and the number of the sputum sucking holes in each group is multiple and the sputum sucking holes are distributed in an annular mode;

the adapter is connected and arranged at the end part of the main pipeline, is communicated with the main pipeline and the sputum suction cavity and is used for communicating the external negative pressure suction pipe with the sputum suction cavity;

the air sac is fixedly sleeved on the other end side of the main pipeline, and an air supply pipe fitting is communicated with the outer wall of the main pipeline and used for expanding the air sac and then supporting the air sac at the trachea of a human body.

Further, the air supply pipe fitting comprises an air inlet and outlet pipe fixedly communicated with the air bag, and the other end of the air inlet and outlet pipe is fixedly communicated with a three-way pipe.

Further, the three-way pipe comprises a first barrel fixedly communicated with the air inlet and outlet pipe, one end of the first barrel far away from the air inlet and outlet pipe is in threaded connection with a cap, a piston is further arranged in the first barrel in a sliding mode, a light spring positioned in the first barrel is arranged between the piston and the cap, the three-way pipe further comprises a second barrel, the side face of the second barrel is communicated with the first barrel, and the second barrel is used for air supply or air leakage of the air bag.

Further, an expanding cylinder is fixed at the end part of the second cylinder body, and a rubber plug is fixed in the expanding cylinder and communicated with the second cylinder body.

Further, the adapter comprises a first interface fixedly communicated with the end part of the main pipeline and a change-over pipe communicated with the sputum suction cavity and fixed at the outer wall of the main pipeline, and a second interface is fixedly communicated outside the change-over pipe.

Further, along the length of trunk line is to the equidistance be provided with multiunit supporting shoe, and every supporting shoe quantity sets up to a plurality of and the annular is arranged, and the supporting shoe is fixed in between two inner walls of inhaling the phlegm chamber for support and inhale the phlegm chamber.

Further, graduations are formed on the outer wall of the main pipeline.

Further, the insertion end of the main pipe is provided with an arc transition angle.

The beneficial effects of the utility model are as follows:

according to the utility model, the sputum suction cavity is formed in the pipe wall of the main pipe, the sputum suction holes communicated with the sputum suction cavity are formed in the outer wall of the main pipe, and the sputum suction holes are equidistantly distributed and annularly arranged, so that when the adapter is connected with the external negative pressure suction pipe, rotation is not needed in direct extraction, and meanwhile, the designed air bag can be clamped at the air pipe after inflation expansion, so that the indwelling function is realized.

The utility model designs the piston and the light spring, when the filled gas in the air bag is blocked in the air pipe, in order to avoid the injury of the inner wall of the air pipe of the human body caused by long-term pressing of the inner wall of the air pipe of the human body, the piston can push the light spring to shrink when the air pipe is slightly shrunk, thereby playing a role of following and avoiding.

The second interface designed by the utility model is used for being communicated with the external negative pressure suction tube so as to extract sputum, and the first interface is used for being connected with the breathing tube of the breathing machine so as to enable a critical patient to be connected with the breathing machine, so that the novel sputum suction tube integrating the functions of the breathing tube and the sputum suction tube is designed.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of the utility model with parts broken away;

FIG. 3 is a schematic view of a portion of the structure of the present utility model;

FIG. 4 is a top view of a portion of the structure of the present utility model;

FIG. 5 is an enlarged view of the utility model at A in FIG. 2;

FIG. 6 is an enlarged view of the utility model at B in FIG. 3;

FIG. 7 is a cross-sectional view taken along line C-C of FIG. 4 in accordance with the present utility model;

reference numerals: 1. a main pipe; 2. a sputum suction cavity; 3. a sputum suction hole; 4. an adapter; 401. a first interface; 402. a pipe is replaced; 403. a second interface; 5. an air bag; 6. an air supply pipe fitting; 601. an air inlet and outlet pipe; 602. a three-way pipe; 6021. a first cylinder; 6022. capping; 6023. a piston; 6024. a light spring; 6025. a second cylinder; 6026. a diameter-expanding cylinder; 6027. a rubber stopper; 7. a support block; 8. a scale; 9. arc transition angle.

Description of the embodiments

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, 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.

The utility model provides an indwelling sputum aspirator tube, which is used for solving the problems that the prior sputum aspirator tube needs repeated intubation, is easy to cause discomfort of patients, and needs to rotate while inhaling the sputum, thereby further increasing the discomfort of the patients, and provides the following technical scheme:

referring to fig. 1-7, the air-permeable sputum aspirator comprises a main pipeline 1, the main pipeline 1 and an air intubation in the prior art are made of the same material, the ventilation inner diameter of the air-permeable sputum aspirator is consistent with that of the air intubation in the prior art, a plurality of groups of sputum suction holes 3 which are distributed at equal intervals are formed in the pipe wall of the main pipeline 1 along the length direction of the air-permeable tracheal aspirator, each group of sputum suction holes 3 are annularly distributed around the central axis of the main pipeline 1, an adapter 4 is fixedly connected to the end part of the main pipeline 1, the adapter 4 is communicated with a sputum suction cavity 2 and used for conducting an external negative pressure suction pipe with the sputum suction cavity 2, a concave part is formed in the side wall of the end part of the main pipeline 1, an air bag 5 is fixedly sleeved at the concave part, the air bag 5 is attached to the concave part when the air bag is shrunken, an air supply pipe 6 is fixedly connected outside the air bag 5 and used for expanding the air bag 5 and then supported at the air pipe of a human body, and the total flow area of all the sputum suction holes 3 is smaller than the flow area of the sputum suction cavity 2 in unit time.

This design is through having offered the sputum suction chamber 2 in the pipe wall of trunk line 1 to the sputum suction hole 3 with sputum suction chamber 2 intercommunication has been seted up in the outer wall department of trunk line 1, because of sputum suction hole 3 is the equidistance and arranges and the annular sets up, then when adapter 4 connects external negative pressure suction tube, direct extraction need not to rotate, the air bag 5 of design can block in trachea department after inflation simultaneously, realize keeping somewhere the function, this design has deeply considered the patient in the actual conditions and has intubated the factor that causes the discomfort repeatedly, and has adopted sputum suction chamber 2 and sputum suction hole 3 etc. simple design to solve this problem, has creative meaning.

Specific: referring to fig. 1 and 2, an air supply pipe fitting 6 is composed of an air inlet and outlet pipe 601 and a three-way pipe 602, the three-way pipe 602 comprises a first barrel 6021 fixedly communicated with the air inlet and outlet pipe 601, one end of the first barrel 6021 far away from the air inlet and outlet pipe 601 is in threaded connection with a cap 6022, a piston 6023 is further arranged in the first barrel 6021 in a sliding manner, a light spring 6024 positioned in the first barrel 6021 is arranged between the piston 6023 and the cap 6022, the three-way pipe fitting further comprises a second barrel 6025 with the side surface communicated with the first barrel 6021, the second barrel 6025 is used for air supply or air release of an air bag 5, meanwhile, an expanding barrel 6026 is fixedly communicated with the second barrel 6025 and internally provided with a rubber plug 6027, in this embodiment, when the air bag 5 is filled with air and clamped in the air pipe, in order to avoid long-term pressure on the inner wall of the human air pipe, a wound on the inner wall of the human body is arranged, the piston 6023 can be designed to slightly shrink when the air pipe 6023 is slightly contracted, the air bag is not to be more easily contracted, the air bag is not required to be contracted, and the air bag is not really contracted, and the air bag is not required to be expanded. When the air cylinder is used, the air cylinder is pumped into the air, then the rubber plug 6027 is pierced, air is injected, the air reaches the air inlet and outlet pipe 601 through the second cylinder 6025 and reaches the air bag 5, the air bag 5 is clamped at the air pipe of a patient after being expanded, when the body of the patient moves or the air pipe is contracted due to vasoconstriction, the air bag 5 is forced to be smaller, then the air is forced to move to the first cylinder 6021 to push the piston 6023 to press the light spring 6024, and then the air is released, the light spring 6024 drives the piston 6023 to return to the original position, so that dynamic balance is realized.

In some embodiments, referring to fig. 3 and 6, the adapter 4 is composed of a first interface 401 fixedly connected with the end of the main pipe 1, and a switching tube 402 fixedly connected with the sputum suction cavity 2 and fixed at the outer wall of the main pipe 1, a second interface 403 fixedly connected with the outer wall of the switching tube 402, where the second interface 403 is used for connecting an external negative pressure suction tube to further draw out sputum, and meanwhile, the first interface 401 is used for connecting a breathing tube of a breathing machine, so that a critical patient can be connected with the breathing machine, and a novel sputum suction tube integrating functions of a breathing cannula and a sputum suction cannula is designed.

In some embodiments, a plurality of groups of supporting blocks 7 are equidistantly arranged along the length direction of the main pipeline 1, the number of each group of supporting blocks 7 is multiple, and the supporting blocks 7 are annularly arranged, and are fixed between two inner walls of the sputum suction cavity 2 and used for supporting the sputum suction cavity 2, referring to fig. 4 and 7, the sputum suction cavity 2 is supported by adopting the supporting blocks 7, so that the collapse of the sputum suction cavity 2 can be avoided, and unsmooth sputum suction is caused.

In some embodiments, referring to fig. 1, a scale 8 is configured on the outer wall of the main pipe 1, and the scale 8 is provided to enable the insertion depth of the main pipe 1 to be visible when the main pipe 1 is inserted, so that the operation of medical staff is facilitated.

In some embodiments, referring to fig. 1, the insertion end of the main pipe 1 is configured with a circular arc transition angle 9, and the circular arc transition angle 9 is provided, so that the main pipe 1 can be prevented from scratching the trachea and the outer wall of the oral cavity during insertion.

The using steps and the principle are as follows: firstly, the head of a patient is leaned back, so that the oral cavity of the patient and the trachea are on the same straight line, then the laryngoscope is used for opening the throat of the patient, meanwhile, a section of the main pipeline 1 with an arc transition angle 9 is inserted, after the main pipeline is inserted to a proper depth according to a scale 8, the syringe is used for sucking air, then the rubber plug 6027 is pierced, then the air is injected, the air reaches the air inlet and outlet pipe 601 and reaches the air bag 5 through the second cylinder 6025, the air bag 5 is clamped at the tracheal part of the patient after being expanded, then the second connector 403 is communicated with the negative pressure suction pipe of the aspirator, sputum sucking work can be realized at the moment, sputum in the trachea under the action of the aspirator enters the sputum sucking cavities 2 at the sputum sucking holes 3 and is extracted, meanwhile, the supporting block 7 ensures that the sputum sucking cavities 2 are not shrunken to be unusable, meanwhile, the first connector 401 can be connected with the catheter of the respirator, and then the functions of respiration intubation are realized.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An indwelling sputum aspirator tube, comprising:

the sputum suction device comprises a main pipeline (1), wherein a sputum suction cavity (2) is formed in the pipe wall of the main pipeline (1), a plurality of groups of sputum suction holes (3) which are distributed at equal intervals are formed in the pipe wall of the main pipeline (1) along the length direction of the pipe wall, and the number of the sputum suction holes (3) in each group is multiple and the sputum suction holes are distributed in an annular mode;

the adapter (4) is connected and installed at the end part of the main pipeline (1), is communicated with the main pipeline (1) and the sputum suction cavity (2) and is used for conducting the external negative pressure suction pipe with the sputum suction cavity (2);

the air sac (5) is fixedly sleeved on the other end side of the main pipeline (1), and an air supply pipe fitting (6) is communicated with the outer wall and used for expanding the air sac (5) and then supporting the air sac in the trachea of a human body.

2. An indwelling sputum aspirator according to claim 1, wherein said air supply tube (6) comprises an air inlet and outlet tube (601) fixedly connected with an air bag (5), and a tee (602) is fixedly connected with the other end of said air inlet and outlet tube (601).

3. The indwelling sputum aspirator according to claim 2, wherein the tee (602) comprises a first cylinder (6021) fixedly communicated with the air inlet and outlet pipe (601), one end of the first cylinder (6021) far away from the air inlet and outlet pipe (601) is connected with a cap (6022) through screw threads, a piston (6023) is further slidably arranged in the first cylinder (6021), a light spring (6024) positioned in the first cylinder (6021) is arranged between the piston (6023) and the cap (6022), and the indwelling sputum aspirator further comprises a second cylinder (6025) with a side surface communicated with the first cylinder (6021), and the second cylinder (6025) is used for air supply or air leakage of the air bag (5).

4. A indwelling sputum aspirator according to claim 3, wherein the end of the second cylinder (6025) is fixed with a diameter-enlarging cylinder (6026), and the inside of the diameter-enlarging cylinder (6026) is fixed with the second cylinder (6025) in a communicating manner and is internally fixed with a rubber plug (6027).

5. An indwelling sputum aspirator according to claim 1, characterized in that the adapter (4) comprises a first interface (401) fixedly connected with the end of the main tube (1), a change-over tube (402) communicated with the sputum aspirator cavity (2) and fixed at the outer wall of the main tube (1), and a second interface (403) is fixedly connected with the change-over tube (402).

6. The indwelling sputum aspirator according to claim 1, wherein a plurality of groups of supporting blocks (7) are equidistantly arranged along the length of the main pipe (1), the number of each group of supporting blocks (7) is multiple and the supporting blocks are distributed in a ring shape, and the supporting blocks (7) are fixed between two inner walls of the sputum aspirator cavity (2) and used for supporting the sputum aspirator cavity (2).

7. An indwelling sputum aspirator according to claim 1, characterised in that the outer wall of the main tube (1) is constructed with graduations (8).

8. An indwelling sputum aspirator according to claim 1, characterized in that the insertion end of the main tube (1) is configured with a circular arc transition angle (9).