CN114146277A

CN114146277A - Tracheal cannula is with novel portable shutoff device of sound production of being convenient for

Info

Publication number: CN114146277A
Application number: CN202111333604.4A
Authority: CN
Inventors: 王丽; 毛艺蓓; 普靖; 邢西迁; 陈麟; 张俊; 王佶佳; 符丽娥; 冉姗; 曾蕊; 魏莉; 白敏�
Original assignee: YUNNAN SECOND PEOPLE'S HOSPITAL
Current assignee: YUNNAN SECOND PEOPLE'S HOSPITAL
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-03-08

Abstract

The invention discloses a novel portable plugging device convenient for sounding for a tracheal cannula, which comprises a fixed structure, a plugging device and a second plugging device, wherein the fixed structure is provided with a mounting ring and a threaded hole; the plugging device is cylindrical, the front end of the plugging device is provided with a filter screen, the middle section of the plugging device is internally provided with a resistance valve, and the rear section of the plugging device is internally provided with a filtering device; the second plugging device comprises a left pipe and a right pipe which are in threaded connection, a filter screen is arranged at the left end of the left pipe, a check valve is installed in the middle section of the left pipe, a filtering device is installed in the right section of the right pipe, and a plurality of air holes are circumferentially distributed on the side wall of the middle section of the right pipe at equal intervals. The invention is installed through the buckle, can filter gas, guarantee to be clean; the resistance valve is arranged, so that the inhalation resistance is small, the exhalation resistance is large, and the gas flows through the vocal cords; the left pipe and the right pipe are in threaded connection, so that the ventilation of the air pipe is convenient to adjust; the device makes the patient breathe in more safely, prevents the mistake and inhales, is convenient for clean, easy dismouting, does not hinder oxygen suppliment medicine supply and inhale the phlegm.

Description

Tracheal cannula is with novel portable shutoff device of sound production of being convenient for

Technical Field

The invention belongs to the technical field of medical auxiliary instruments, and particularly relates to a novel portable plugging device for a tracheal cannula, which is convenient for sounding.

Background

Tracheotomy is a common operation for relieving dyspnea caused by laryngeal dyspnea, respiratory dysfunction or retention of lower respiratory secretions by cutting the trachea of the neck and placing a metal tracheal cannula or a silica gel cannula.

Indications: 1. acute and chronic laryngeal obstruction such as acute laryngitis, diphtheria, laryngeal edema, laryngeal tumor, scar stenosis, etc.; 2. craniocerebral trauma caused by respiratory tract secretion retention, intracranial or peripheral nerve diseases, tetanus, respiratory tract burn, cough and sputum excretion hypofunction or laryngeal paralysis caused by major thoracic and abdominal operations; 3. severe pulmonary heart disease due to pulmonary insufficiency, poliomyelitis of spinal cord and other causes of paralysis of respiratory muscle; 4. upper respiratory tract obstruction after throat trauma and maxillofacial laryngeal major surgery; 5. respiratory tract foreign body, which cannot be taken out orally.

In the medical field in China, for a clear-headed patient with tracheotomy, in order to speak, the simple method is to adopt a cork, a cotton stick, an adhesive tape and the like to temporarily block the inlet of the cannula body, and if the progress is smooth, the cannula is pulled out in a short time; otherwise, the long time for blocking the tube can lead to chronic hypoxia of the patient and influence the functions of important organs such as brain, heart, lung and the like. In addition, sputum is sticky and cannot be expectorated, forming a crusted sputum, which may result in asphyxia. However, speaking a tracheotomy patient without pulling out the body of the cannula is difficult to achieve. In order to realize humanized care for patients with tracheotomy, the patients are more comfortable and safer to carry the tracheotomy tube, the tracheotomy tube can prevent aspiration and is convenient to clean, oxygen supply, medicine supply and open speaking are convenient.

Therefore, in order to solve the above problems, a new portable occlusion device for tracheal tubes is proposed herein, which facilitates sound production.

Disclosure of Invention

In order to solve the technical problems, the invention designs a novel portable plugging device which is used for a tracheal cannula and is convenient for sounding, the device is very conveniently arranged on the tracheal cannula through a buckle, and is provided with a filter screen for preliminary filtering and a filtering device for deep filtering, so that a patient can be ensured to inhale clean air; the stopper is internally provided with a resistance valve which is inclined backwards, so that the inhalation resistance is small, the exhalation resistance is large, and the gas flows through the vocal cords to produce sound; the left tube and the right tube in the second stopper are connected through threads, and the air vent can be blocked from 0-100% through rotation, so that the ventilation capacity of an air tube can be adjusted conveniently; the device makes the patient breathe in more safely, prevents the mistake and inhales, is convenient for clean, easy dismouting, does not hinder oxygen suppliment medicine supply and inhale the phlegm.

In order to achieve the technical effects, the invention is realized by the following technical scheme: the utility model provides a tracheal cannula is with novel portable plugging device of sound production of being convenient for, includes fixed knot structure, plugging device and second plugging device, its characterized in that: the fixing structure main body is a diamond-like thin plate, the center of the front side of the fixing structure main body is integrally connected with a mounting ring, a threaded hole which completely penetrates through the mounting ring is formed in the mounting ring, and the plugging device or the second plugging device is detachably mounted in the threaded hole;

the plugging device is cylindrical, the front end of the plugging device is provided with a filter screen, the middle section of the plugging device is internally provided with a resistance valve, and the rear section of the plugging device is internally provided with a filtering device;

the second plugging device comprises a left pipe and a right pipe connected to the inner wall of the left pipe through threads, a filter screen is arranged at the left end of the left pipe, a check valve is installed in the middle section of the left pipe, a filtering device is installed in the right section of the right pipe, and a plurality of air holes are circumferentially distributed on the side wall of the right pipe in the middle section at equal intervals.

Further, the side wall of the fixed structure is integrally connected with a plurality of buckles, the buckle main body is in a straight quadrangular prism shape, the tail end of the buckle main body is integrally connected with a hook, the hook is a straight triangular prism with an isosceles right triangle-shaped section, one right-angle side is overlapped with the buckle main body, and the other right-angle side is perpendicular to the buckle main body; and a sealing ring is arranged in the center of the rear side surface of the fixed structure and is made of elastic soft materials.

Furthermore, the outer wall of the rear section of the plugging device is provided with threads matched with the threaded holes in the mounting ring, and the outer wall of the rear section of the plugging device is integrally connected with a limiting table at a distance from the tail end to the depth of one threaded hole.

Furthermore, the resistance valve is in a fan shape with a plurality of equidistant circumferences, the central angle is less than 45 degrees, and the diameter of the resistance valve is the same as the inner diameter of the stopper; the resistance valve is inclined towards the back end when no external force is applied, and the inclination angle is 5-15 degrees.

Further, the filtration device includes, but is not limited to, filter paper, glass fiber, activated carbon; the filter screen is in a curved surface shape protruding outwards, and the diameter of the small hole in the filter screen is 1-2 mm.

Furthermore, the right section of the right pipe of the second plugging device is provided with threads capable of being matched with threaded holes of the mounting ring, and the position, which is away from the tail end by the depth of one threaded hole, of the outer wall of the right section of the right pipe is integrally connected with a limiting table; and a gauze is arranged on the air holes in the middle section of the right pipe.

Further, the inner wall of the right section of the one-way valve in the left tube of the second occluder and the outer wall of the left section of the air hole of the right tube are provided with threads which are matched with each other, and the thread pitch of the threads is more than 5 mm; the tail end of the thread is provided with a projection for preventing falling off.

Further, a hydrophobic coating is arranged in the stopper and the second stopper.

Another object of the present invention is to provide a method for using a novel portable occlusion device for tracheal cannula, which is convenient for sound production, and is characterized in that:

(1) firstly, installing the plugging device or the second plugging device into an installation ring on a fixed structure through threads, and installing the fixed structure on the exposed end face of the tracheal cannula through a buckle;

(2) when the plugging device is used: the patient inhales air, the filter screen can block mosquitoes, large granular substances and the like, the air passes through the backward inclined resistance valve, the resistance is small, and then the air is filtered by the filter device to remove microorganisms, viruses, small granular substances and the like in the air, so that the clean air enters the human body; when a patient exhales, the gas passes through the filtering device, and because the resistance valve is inclined backwards, the gas is subjected to larger resistance, and a part of the gas rises along the trachea and passes through the vocal cords, so that the sound is produced;

(3) when the second occluder is used: when the user does not need to speak, the left tube is rotated to expose the vent hole on the right tube, the patient inhales air, the air is subjected to primary filtration through the filter screen and the gauze, then the air is subjected to depth filtration through the filter device, clean air enters a human body, and when the user exhales, the air passes through the filter device and then is discharged from the vent hole; when speaking, the left tube is rotated to cover the vent hole, the covering area is randomly adjusted from 0-100%, when breathing in, the air sequentially passes through the filter screen, the one-way valve and the filter device to reach the inside of the human body, when breathing out, because the one-way valve blocks and the vent hole blocks, a part of the air can only rise along the air pipe and passes through the vocal cords, thereby sounding.

The invention has the beneficial effects that:

the invention designs a novel portable plugging device for a tracheal cannula, which is convenient for sounding, the device is very conveniently arranged on the tracheal cannula through a buckle, and is provided with a filter screen for preliminary filtering and a filtering device for deep filtering, so that a patient can be ensured to inhale clean air; the stopper is internally provided with a resistance valve which is inclined backwards, so that the inhalation resistance is small, the exhalation resistance is large, and the gas flows through the vocal cords to produce sound; the left tube and the right tube in the second stopper are connected through threads, and the air vent can be blocked from 0-100% through rotation, so that the ventilation capacity of an air tube can be adjusted conveniently; the device makes the patient breathe in more safely, prevents the mistake and inhales, is convenient for clean, easy dismouting, does not hinder oxygen suppliment medicine supply and inhale the phlegm.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the installation stopper of the invention;

figure 2 is a top view of the present invention with the occluder installed;

FIG. 3 is a schematic diagram of the overall structure of the invention for installing a second stopper;

figure 4 is a top view of the invention with a second occluder installed;

FIG. 5 is a schematic view of the overall structure of the fixing structure of the present invention;

FIG. 6 is a front view of the fixation structure of the present invention;

figure 7 is a schematic cross-sectional view of the occluding device of the present invention;

figure 8 is a cross-sectional view of a second occluding device of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1. a fixed structure; 101. a thin plate; 102. a mounting ring; 103. buckling; 2. an occluder; 201. a circular tube; 202. a resistance flap; 231. a filtration device; 232. a limiting table; 233. filtering with a screen; 3. a second occluder; 301. a right tube; 302. a left tube; 303. a vent hole; 304. a one-way valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 8, a novel portable plugging device for a tracheal cannula, which is convenient for sounding, comprises a fixing structure 1, a plugging device 2 and a second plugging device 3, and is characterized in that: the main body of the fixing structure 1 is a diamond-like thin plate 101, the center of the front side of the fixing structure is integrally connected with a mounting ring 102, a threaded hole which completely penetrates through the mounting ring 102 is formed in the mounting ring 102, and the plugging device 2 or the second plugging device 3 is detachably mounted in the threaded hole;

the occluder 2 is cylindrical, a filter screen 233 is arranged at the front end of the occluder to filter mosquitoes or other large particulate matters, a resistance valve 202 is arranged in the middle section to make exhalation resistant, and a filtering device 231 is arranged in the rear section to filter microorganisms, viruses, dust and other small particulate matters in the air deeply;

second plugging device 3 includes left pipe 302 and right pipe 301 through threaded connection at left pipe 302 inner wall, and left pipe 302 left end sets up filter screen 233, installs check valve 304 in left pipe 302 middle section, one-way air guide, installs filter equipment 231 in right pipe 301 right section, and a plurality of bleeder vents of right pipe 301 middle section lateral wall equidistance circumference distribution.

The side wall of the fixed structure 1 is integrally connected with a plurality of buckles 103, the main bodies of the buckles 103 are in a straight quadrangular prism shape, the tail ends of the buckles are integrally connected with hooks, the hooks are straight triangular prisms with isosceles right triangle-shaped sections, one right-angle side is overlapped with the main bodies of the buckles 103, and the other right-angle side is perpendicular to the main bodies of the buckles 103, so that the buckle is convenient to assemble and disassemble; the sealing ring is installed in the center of the rear side face of the fixed structure 1 and made of elastic soft materials, air tightness is guaranteed, and air leakage is prevented.

The outer wall of the rear section of the plugging device 2 is provided with threads matched with the threaded holes in the mounting ring 102, and the depth of the outer wall of the rear section of the plugging device 2 from the tail end to one threaded hole is integrally connected with a limiting table 232, so that the too deep installation is avoided.

The resistance valve 202 is a plurality of fan-shaped parts with equidistant circumferences, the central angle is less than 45 degrees, and the diameter of the resistance valve 202 is the same as the inner diameter of the occluder 2; when no external force is applied to the resistance valve 202, the resistance valve is inclined towards the rear end, and the inclination angle is 5-15 degrees, so that the inhalation resistance is small, and the exhalation resistance is large.

The filtering device 231 includes, but is not limited to, filter paper, glass fiber, activated carbon; the filter screen 233 is in a curved surface shape protruding outwards, the diameter of the small hole on the filter screen 233 is 1-2mm, and larger impurities are filtered.

The right section of the right tube 301 of the second occluder 3 is provided with threads which can be matched with the threaded holes of the mounting ring 102, and the position, which is one threaded hole away from the tail end, of the outer wall of the right section of the right tube 301 is integrally connected with a limiting table 232; install the gauze on the bleeder vent in right side pipe 301 middle section, reduce air resistance, carry out the prefilter simultaneously.

The inner wall of the right section of the one-way valve 304 in the left tube 302 and the outer wall of the left section of the air hole of the right tube 301 of the second occluder 3 are provided with threads which are matched with each other, the thread pitch of the threads is more than 5mm, and when the second occluder rotates, the relative position of the left tube 302 and the right tube 301 changes greatly, so that the adjustment is convenient; the thread tail end is provided with a protrusion for preventing falling off, and the left tube 302 and the right tube 301 are prevented from being completely separated to cause falling off in the rotating process.

Hydrophobic coatings are arranged in the plugging device 2 and the second plugging device 3, so that condensed water is prevented from accumulating.

Example 2

The using method comprises the following steps: firstly, installing the plugging device 2 or the second plugging device 3 into an installation ring 102 on the fixed structure 1 through threads, and installing the fixed structure 1 onto the exposed end face of the tracheal cannula through a buckle 103; when the occluder 2 is used: the patient inhales air, the filter screen 233 can block mosquitoes, large particulate matters and the like, the air passes through the resistance valve 202 which is inclined backwards, the resistance is small, and then the air is filtered by the filter device 231 to remove microorganisms, viruses, small particulate matters and the like in the air, so that clean air enters the human body; when a patient exhales, the gas passes through the filter device 231, and because the resistance valve 202 is inclined backwards, the gas is subjected to larger resistance, and a part of the gas rises along the trachea and passes through the vocal cords, so as to generate sound; when the second occluder 3 is used: when the user does not need to speak, the left tube 302 is rotated to expose the vent hole 303 on the right tube 301, the patient inhales, the air is primarily filtered by the filter screen 233 and the gauze, then the depth filtering is carried out by the filter 231, so that clean air enters the human body, and when the user exhales, the air passes through the filter 231 and then is discharged from the vent hole 303; when speaking is needed, the left tube 302 is rotated to enable the left tube 302 to cover the vent hole 303, the covering area is adjusted from 0 to 100 percent at will, when in inspiration, the air sequentially passes through the filter screen 233, the one-way valve 304 and the filter 231 to reach the inside of the body, when in expiration, because the one-way valve 304 blocks and the vent hole 303 blocks, a part of the air can only rise along the air pipe and passes through the vocal cords, and then the voice is produced.

Example 3

The invention designs a novel portable plugging device which is used for a tracheal cannula and is convenient for sounding, the device is very conveniently arranged on the tracheal cannula through a buckle, a filter screen 233 is used for preliminary filtering, and a filter device 231 is used for deep filtering, so that a patient can be ensured to inhale clean air; the stopper 2 is internally provided with a resistance valve 202 which is inclined backwards, so that the inhalation resistance is small, the exhalation resistance is large, and the gas flows through the vocal cords to generate sound; the left tube 302 and the right tube 301 in the second stopper 3 are connected through threads, and the vent holes 303 can be blocked from 0 to 100 percent through rotation, so that the ventilation volume of the trachea can be conveniently adjusted; the device makes the patient breathe in more safely, prevents the mistake and inhales, is convenient for clean, easy dismouting, does not hinder oxygen suppliment medicine supply and inhale the phlegm.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a tracheal cannula is with novel portable plugging device of sound production of being convenient for, includes fixed knot structure, plugging device and second plugging device, its characterized in that: the fixing structure main body is a diamond-like thin plate, the center of the front side of the fixing structure main body is integrally connected with a mounting ring, a threaded hole which completely penetrates through the mounting ring is formed in the mounting ring, and the plugging device or the second plugging device is detachably mounted in the threaded hole;

the plugging device main body is a circular tube, the front end of the plugging device main body is provided with a filter screen, the middle section of the plugging device main body is internally provided with a resistance valve, and the rear section of the plugging device main body is internally provided with a filtering device;

2. The novel portable plugging device convenient for sounding for tracheal cannula according to claim 1, wherein: the side wall of the fixed structure is integrally connected with a plurality of buckles, the buckle main body is in a straight quadrangular prism shape, the tail end of the buckle main body is integrally connected with a hook, the hook is a straight triangular prism with an isosceles right triangle-shaped section, one right-angle side is overlapped with the buckle main body, and the other right-angle side is perpendicular to the buckle main body; and a sealing ring is arranged in the center of the rear side surface of the fixed structure and is made of elastic soft materials.

3. The novel portable plugging device convenient for sounding for tracheal cannula according to claim 1, wherein: the outer wall of the rear section of the plugging device is provided with threads matched with the threaded holes in the mounting ring, and the outer wall of the rear section of the plugging device is integrally connected with a limiting table at a distance from the tail end to the depth of one threaded hole.

4. The novel portable plugging device convenient for sounding for tracheal cannula according to claim 1, wherein: the resistance valve is in a fan shape with a plurality of equidistant circumferences, the central angle is less than 45 degrees, and the diameter of the resistance valve is the same as the inner diameter of the stopper; the resistance valve is inclined towards the back end when no external force is applied, and the inclination angle is 5-15 degrees.

5. The novel portable plugging device convenient for sounding for tracheal cannula according to claim 1, wherein: the filtration devices include, but are not limited to, filter paper, fiberglass, activated carbon; the filter screen is in a curved surface shape protruding outwards, and the diameter of the small hole in the filter screen is 1-2 mm.

6. The novel portable plugging device convenient for sounding for tracheal cannula according to claim 1, wherein: the right section of the right pipe of the second plugging device is provided with threads capable of being matched with threaded holes of the mounting ring, and the position, away from the tail end by the depth of one threaded hole, of the outer wall of the right section of the right pipe is integrally connected with a limiting table; and a gauze is arranged on the air holes in the middle section of the right pipe.

7. The novel portable plugging device convenient for sounding for tracheal cannula according to claim 1, wherein: the inner wall of the right section of the one-way valve in the left tube of the second plugging device and the outer wall of the left section of the air hole of the right tube are provided with threads which are matched with each other, and the thread pitch of the threads is more than 5 mm; the tail end of the thread is provided with a projection for preventing falling off.

8. The novel portable plugging device convenient for sounding for tracheal cannula according to claim 1, wherein: hydrophobic coatings are arranged in the occluder and the second occluder.

9. The use method of the novel portable occlusion device for facilitating sounding of the tracheal cannula according to any one of claims 1-7, is characterized in that:

10. The novel portable blocking device convenient for sounding for the tracheal cannula according to any one of claims 1 to 8, which discloses application of the novel portable blocking device convenient for sounding for the tracheal cannula in the technical field of medical auxiliary instruments.