TWM648607U - Endotracheal tube cleaning device - Google Patents

Abstract

An endotracheal tube cleaning device is provided on the outside of a sputum suction tube body. It includes an external opening and closing unit and an internal opening and closing unit. The external opening and closing unit includes a first sleeve part and a first expansion unit. part, the internal opening and closing unit includes a second coupling part and a second expansion part. The endotracheal tube cleaning device can move between a deployed position and a collapsed position. When the endotracheal tube cleaning device When the endotracheal tube cleaning device is in the folded position, the second expansion part is attached to the outside of the sputum suction tube body. , the first expansion part is attached to the outside of the second expansion part, so that the sputum suction tube body can smoothly extend into the endotracheal tube.

Description

Endotracheal tube cleaning device

The present invention relates to an endotracheal tube cleaning device, particularly an endotracheal tube cleaning device that does not require an inflatable air bag and can remove sputum from the inner wall of the endotracheal tube.

During medical treatment or care, medical staff or caregivers will use a sputum suction device to assist patients who are unable to expel sputum from the endotracheal tube on their own to drain the sputum from the endotracheal tube to keep the endotracheal tube open. , to avoid sputum causing the patient's life safety.

Please refer to Figure 1, which is a currently used sputum suction tube. The sputum suction tube is arranged in the human trachea 11 and includes an endotracheal tube 12, an endotracheal tube entrance 13, a sputum suction tube 14, and an inflatable tube. Connecting tube 15, a balloon 16, and an endotracheal tube opening 17. The inflatable connecting pipe 15 is connected to an inflatable module (not shown in the figure) and can be inflated to the air bag 16. The main purpose is to seal the inside of the trachea. The air bag 16 can be inflated to support the inner wall of the human trachea 11. The sputum suction tube inlet 13 of the endotracheal tube provides for the insertion of the sputum suction tube 14 to aspirate the liquid (including sputum) in the human trachea 11 .

Although the conventional technology discloses a sputum suction tube, it still has the following shortcomings when used in practice:

1. The structure is too complex: The airbag installed at the bottom of the sputum suction tube must use an additional inflatable module and an inflatable connecting tube to control the airbag inflation and deflation. An additional pipeline must be installed in the endotracheal tube to transmit gas. In addition, Some sputum suction tubes must use the flushing module, making the structure of the endotracheal tube very complex.

2. Unable to remove phlegm: As can be seen from the above description, the main purpose of the air bag installed at the bottom of the sputum suction tube is to seal the inside of the trachea to prevent external liquid from entering the lungs. Artificial respirators can also be used to assist the patient in breathing, but the phlegm produced inside the endotracheal tube The liquid cannot be completely removed.

3. Unable to scrape away phlegm: Conventionally disclosed sputum suction tubes can only use suction to absorb sputum in the trachea, or use a flushing device to flush the sputum out. However, the sputum produced in the trachea may be very thick. The conventionally disclosed sputum suction tube is not provided with any scraping device, and the sputum on the inner wall of the trachea cannot be removed by scraping.

Therefore, how to obtain a sputum suction tube with a simple structure that can clean the sputum on the inner wall of the trachea is an urgent goal for relevant technical personnel.

In view of this, the purpose of the present invention is to provide an endotracheal tube cleaning device, which is disposed outside a sputum suction tube body.

The endotracheal tube cleaning device includes an outer opening and closing unit and an inner opening and closing unit.

The external opening and closing unit includes a first coupling part provided on the sputum suction tube body, and a first expansion part connected to the first coupling part.

The internal opening and closing unit includes a second coupling part provided on the sputum suction tube body, and a second expansion part connected to the second coupling part and the first expansion part.

The endotracheal tube cleaning device can move between a deployed position and a folded position. When the endotracheal tube cleaning device is located in the deployed position, the first expansion part is deployed with the first fitting part as the center, When the endotracheal tube cleaning device is in the folded position, the second expansion part is attached to the outside of the sputum suction tube body, and the first expansion part is attached to the outside of the second expansion part.

Another technical means of the present invention is that the above-mentioned first fitting part is movably provided on the sputum suction tube body, and the second fitting part is fixed on the phlegm suction tube body.

Another technical means of the present invention is that the above-mentioned external opening and closing unit further includes a stopper provided on the sputum suction tube body, and the first fitting part is detachably in contact with the stopper for Control the moving position of the first coupling part on the sputum suction tube body.

Another technical means of the present invention is that the above-mentioned external opening and closing unit further includes a contact buffer portion provided on the outer edge of the first expansion portion.

Another technical means of the present invention is that the above-mentioned internal opening and closing unit further includes a closed space defined by the first fitting part, the second fitting part, and the sputum suction tube body.

Another technical means of the present invention is that the above-mentioned internal opening and closing unit further includes at least one expectoration hole provided in the second expansion part, and the expectoration hole is connected with the closed space.

Another technical means of the present invention is that the above-mentioned internal opening and closing unit further includes at least one communication hole provided in the sputum suction tube body, and the communication hole is connected with the closed space.

Another technical means of the present invention is that when the endotracheal tube cleaning device is in the deployed position, the appearance of the first expansion part is expanded like an umbrella.

Another technical means of the present invention is that when the endotracheal tube cleaning device is in the deployed position, the appearance of the second expansion part is expanded like an umbrella.

Another technical means of the present invention is that when the endotracheal tube cleaning device is in the deployed position, the first expansion part and the second expansion part cooperate to form a spherical shape.

The beneficial effect of the present invention is that the first fitting part is movably arranged on the sputum suction tube body. When the sputum suction tube body extends into the trachea, the endotracheal tube cleaning device is automatically located in the folded position without The sputum on the inner wall of the trachea will be pushed into the deep part of the endotracheal tube. When the sputum suction tube body is pulled out from the endotracheal tube, the endotracheal tube cleaning device is automatically located in the deployed position, and the endotracheal tube inner wall can be removed. The sputum is scraped out. The overall structure of the endotracheal tube cleaning device is simple and does not require an additional inflatable module.

The relevant patent application features and technical contents of this new model will be clearly presented in the following detailed description of the three preferred embodiments with reference to the drawings. Before proceeding to the detailed description, it should be noted that similar components are designated with the same number.

Referring to Figures 2, 3, and 4, a first preferred embodiment of an endotracheal tube cleaning device 3 of the present invention is shown. The endotracheal tube cleaning device 3 is disposed on the outside of a sputum suction tube body 22. The endotracheal tube cleaning device 3 The device 3 includes an outer opening unit 31 and an inner opening unit 32 . Preferably, the sputum suction tube body 22 is a sputum suction tube, but it is not limited thereto. The sputum suction tube body 22 can extend into the endotracheal tube 21 . Among them, the sputum suction tube body 22 with the endotracheal tube cleaning device 3 is an integrally formed sputum suction tube.

The external opening and closing unit 31 includes a first fitting portion 311 provided on the sputum suction tube body 22, a first expansion portion 312 connected to the first fitting portion 311, and a first expansion portion 312 provided on the sputum suction tube body 22. 22 of the stop portion 313, and a contact buffer portion 314 provided on the outer edge of the first expansion portion 312.

The internal opening and closing unit 32 includes a second fitting part 321 provided on the sputum suction tube body 22, a second expansion part 322 connected to the second fitting part 321 and the first expansion part 312, a The first fitting part 311, the second fitting part 321, and the expectoration tube body 22 cooperate to surround the enclosed space 323 defined, at least one expectoration hole 324 provided in the second expansion part 322, and At least one communication hole 325 is provided in the sputum suction tube body 22 . Preferably, the number of the expectoration holes 324 and the communication holes 325 is plural, but is not limited thereto.

The endotracheal tube cleaning device 3 can move between a deployed position and a folded position. When the endotracheal tube cleaning device 3 is in the deployed position, the first expansion part 312 uses the first fitting part 311 For central expansion, when the endotracheal tube cleaning device 3 is in the folded position, the second expansion part 322 is attached to the outside of the sputum suction tube body 22, and the first expansion part 312 is attached to the second expansion part 322 outside.

Looking back at FIGS. 2 and 3 , FIG. 2 shows the state of the endotracheal tube cleaning device 3 in the folded position, and FIG. 3 shows the endotracheal tube cleaning device 3 in the deployed position. In the first preferred embodiment, the first fitting part 311 is movably disposed on the expectoration tube body 22, and the second fitting part 321 is fixed on the expectoration tube body 22. When the expectoration is When the tube body 22 is located in the endotracheal tube 21, the first fitting portion 311 is closer to the human lungs relative to the second fitting portion 321. The first fitting portion 311 is detachably in contact with the stopper portion 313 to control the position of the first fitting portion 311 after the sputum suction tube body 22 is moved.

Looking back at FIG. 2 , when the sputum suction tube body 22 extends from the human body's mouth into the endotracheal tube 21 , the first expansion part 312 will contact the inner wall of the endotracheal tube 21 and push into the trachea. The first expansion part 312 is condensed in an umbrella shape. At this time, the endotracheal tube cleaning device 3 is located in the folded position. The endotracheal tube cleaning device 3 is folded in an umbrella shape, and the first fitting part 311 is away from the stop part. 313. The first expansion part 312 and the inner wall of the endotracheal tube 21 are spaced apart from each other, so that the sputum in the endotracheal tube 21 will not be pushed into the lungs.

Looking back at Figures 3 and 4, when the sputum suction tube body 22 is pulled out from the human body's endotracheal tube 21, the first expansion part 312 will abut and contact the inner wall of the endotracheal tube 21, and by pulling The force causes the first expansion part 312 to open in an umbrella shape, and the first fitting part 311 contacts the stopper part 313. The stopper part 313 resists the sliding of the first fitting part 311, thereby fixing the first fitting part 311. The umbrella-shaped opening angle or arc of the expansion portion 312 may not be provided with the stopper 313 on the sputum suction tube body 22 during actual implementation, and should not be limited to this. At this time, the endotracheal tube cleaning device 3 is located in the deployed position, and the endotracheal tube cleaning device 3 is in an umbrella-shaped expanded and deployed state.

The contact buffer portion 314 provided on the outer edge of the first expansion portion 312 contacts the inner wall of the endotracheal tube 21, and by the force of outward pulling, the sputum remaining on the inner wall of the endotracheal tube 21 is pushed outward. Scrape out. The outer surface of the contact buffer portion 314 is smooth, and the structure of the contact buffer portion 314 is elastic, which can buffer the friction force between the contact buffer portion 314 and the inner wall of the endotracheal tube 21, thereby preventing injury to the inner wall of the endotracheal tube 21. In this preferred embodiment, the contact buffer portion 314 disposed between the first expansion portion 312 and the second expansion portion 322 has a wavy structure. The contact buffer portion 314 with a wavy structure can more effectively scrape the air in the trachea. Residues on the inner wall of tube 21.

Looking back at FIG. 4 , in the first preferred embodiment, when the endotracheal tube cleaning device 3 is in the deployed position, the first expansion part 312 has an umbrella-shaped appearance, and the second expansion part 322 has an appearance. Open in an umbrella shape. The communication hole 325 is connected with the closed space 323 , and the expectoration hole 324 is connected with the closed space 323 , so that the expectoration hole 324 is connected with the inside of the expectoration tube body 22 . When the sputum suction tube body 22 is pulled out from the human body's endotracheal tube 21, the sputum inside the endotracheal tube 21 will be scraped off to the upper surface of the second expansion part 322. The sputum suction tube body 22 The connected expectorator will first draw the phlegm on the upper surface of the second expansion part 322 into the closed space 323, then into the expectoration tube body 22, and finally draw it out. Since the contact buffer portion 314 has a wavy structure, the wavy structure of the contact buffer portion 314 can more effectively scrape off residues on the inner wall of the endotracheal tube 21 , and the sputum secretions scraped off from the wavy edge can be extracted from the sputum. Hole 324 is removed by suction.

Please refer to Figure 6, which is a second preferred embodiment of the new endotracheal tube cleaning device 3. The second preferred embodiment is substantially the same as the first preferred embodiment, and the similarities will not be described in detail here. , the difference is that the contact buffer portion 314 provided between the first expansion portion 312 and the second expansion portion 322 presents a smooth circle, and the expectoration hole 324 is a slit provided in the second expansion portion 322 .

Please refer to Figure 7, which is a third preferred embodiment of the new endotracheal tube cleaning device 3. The third preferred embodiment is substantially the same as the first preferred embodiment, and the similarities will not be described in detail here. , the difference is that when the endotracheal tube cleaning device 3 is in the deployed position, the first expansion part 312 and the second expansion part 322 cooperate to form a spherical structure.

In the third preferred embodiment, the material of the first expansion part 312 and the second expansion part 322 is elastic and soft plastic, and the elastic structural characteristics can support the inner wall of the endotracheal tube 21 to secure it. The sputum is scraped outward, and the soft structural characteristics can buffer the force of the support to avoid injury to the inner wall of the endotracheal tube 21.

It can be seen from the above description that the new endotracheal tube cleaning device 3 of the present invention does have the following effects:

1. Simple structure: The external opening and closing unit 31 and the internal opening and closing unit 32 use the sputum suction tube body 22 to push into the endotracheal tube 21 to move the endotracheal tube cleaning device 3 to the folded position, and The endotracheal tube cleaning device 3 is moved to the deployed position by using the sputum suction tube body 22 to pull out the endotracheal tube 21. There is no need to install an additional inflatable tube in the sputum suction tube body 22, and there is no need to connect an inflatable module. Therefore, the endotracheal tube cleaning device 3 has the advantage of simple structure.

2. Improve the efficiency of sputum cleaning: The second expansion part 322 is provided with a phlegm suction hole 324 connected to the closed space 323. The phlegm suction tube body 22 is provided with a communication hole 325 connected to the closed space 323, so that the phlegm suction hole 324 is connected with the closed space 323. The sputum suction tube body 22 is internally connected, and the sputum suction device connected to the sputum suction tube body 22 will first suck the sputum on the upper surface of the second expansion part 322 into the closed space 323, and then into the sputum suction device. In the tube body 22, it is finally extracted outward, thereby improving the efficiency of sputum cleaning.

3. Sputum can be removed by scraping: When the sputum suction tube body 22 is pulled out from the endotracheal tube 21 of the human body, the first expansion part 312 will contact the inner wall of the endotracheal tube 21, and the first expansion part 312 will be inflated by the force of pushing. The contact buffer portion 314 provided on the outer edge of the first expansion portion 312 comes into contact with the inner wall of the endotracheal tube 21, and by the force of outward pullout, the contact buffer portion 314 provided on the outer edge of the first expansion portion 312 removes the energy remaining on the inner wall of the endotracheal tube 21. The sputum is scraped outward.

To sum up, the first fitting part 311 is movably provided on the sputum suction tube body 22, and the second fitting part 321 is fixed on the sputum suction tube body 22, so the endotracheal tube cleaning device 3 can It moves between the unfolded position and the folded position by pushing in and pulling out, which has the advantage of simple structure. When the endotracheal tube cleaning device 3 is in the deployed position, the contact buffer portion 314 can scrape off the sputum in the endotracheal tube 21, and then through the closed space 323, the plurality of sputum suction holes 324, and the plurality of sputum suction holes 324. The communication hole 325 directly draws out the sputum, so the purpose of the present invention can be achieved indeed.

However, the above are only three preferred embodiments of the present invention, and should not be used to limit the scope of the present invention. That is, any simple equivalent changes made in accordance with the patent scope of the present invention and the description of the new invention are Modifications are still within the scope of this new patent.

11:Human trachea 12: Endotracheal tube 13: Entrance to the sputum suction tube of the endotracheal tube 14: Sputum suction tube 15: Flush connection pipe 16:Inflatable connecting tube 17:Air bag 18: Endotracheal tube opening 21: Endotracheal tube 22: Sputum suction tube body 3: Endotracheal tube cleaning device 31: External opening and closing unit 311: The first set of joints 312:First Expansion Department 313: Stopper 314: Contact buffer part 32: Internal opening and closing unit 321: The second set of combinations 322:Second Expansion Department 323:Enclosed space 324: Sputum extraction hole 325: Connecting hole

Figure 1 is a usage diagram illustrating a conventional sputum suction tube; Figure 2 is a three-dimensional schematic diagram, which is a first preferred embodiment of the new endotracheal tube cleaning device, illustrating the overall appearance of the endotracheal tube cleaning device; Figure 3 is a schematic three-dimensional structural diagram illustrating the endotracheal tube cleaning device in a folded position in the first preferred embodiment; Figure 4 is a schematic three-dimensional structural diagram illustrating the endotracheal tube cleaning device in a deployed position in the first preferred embodiment; and Figure 5 is a schematic side cross-sectional view illustrating the cross-sectional structure of the endotracheal tube cleaning device in the deployed position in the first preferred embodiment; Figure 6 is a schematic three-dimensional structural diagram, which is a second preferred embodiment of the new endotracheal tube cleaning device of the present invention, illustrating the state of the endotracheal tube cleaning device in a deployed position; and Figure 7 is a schematic side cross-sectional view, which is a third preferred embodiment of the new endotracheal tube cleaning device of the present invention, illustrating the cross-sectional structure of the endotracheal tube cleaning device in the deployed position.

21: Endotracheal tube

22: Sputum suction tube body

3: Endotracheal tube cleaning device

31: External opening and closing unit

311: The first set of joints

312:First Expansion Department

313: Stopper

314: Contact buffer part

32: Internal opening and closing unit

321: The second set of combinations

322:Second Expansion Department

324: Sputum extraction hole

Claims (10)

An endotracheal tube cleaning device is provided on the outside of a sputum suction tube body, and includes: An external opening and closing unit includes a first coupling part provided on the sputum suction tube body, and a first expansion part connected to the first coupling part; and An internal opening and closing unit includes a second coupling part provided on the sputum suction tube body, and a second expansion part connected to the second coupling part and the first expansion part; The endotracheal tube cleaning device can move between a deployed position and a folded position. When the endotracheal tube cleaning device is located in the deployed position, the first expansion part is deployed with the first fitting part as the center, When the endotracheal tube cleaning device is in the folded position, the second expansion part is attached to the outside of the sputum suction tube body, and the first expansion part is attached to the outside of the second expansion part. The endotracheal tube cleaning device according to claim 1, wherein the first fitting part is movably provided on the sputum suction tube body, and the second fitting part is fixed on the sputum suction tube body. The endotracheal tube cleaning device according to claim 1, wherein the external opening and closing unit further includes a stopper provided on the sputum suction tube body, and the first fitting part is detachably in contact with the stopper, It is used to control the moving position of the first coupling part on the sputum suction tube body. The endotracheal tube cleaning device of claim 1, wherein the external opening and closing unit further includes a contact buffer portion disposed on the outer edge of the first expansion portion. The endotracheal tube cleaning device of claim 1, wherein the internal opening and closing unit further includes a closed space defined by the first fitting part, the second fitting part, and the sputum suction tube body. . The endotracheal tube cleaning device according to claim 5, wherein the internal opening and closing unit further includes at least one sputum suction hole provided in the second expansion part, and the phlegm suction hole is connected with the closed space. The endotracheal tube cleaning device according to claim 5, wherein the internal opening and closing unit further includes at least one communication hole provided on the sputum suction tube body, and the communication hole is connected with the closed space. The endotracheal tube cleaning device of claim 1, wherein when the endotracheal tube cleaning device is located in the deployed position, the first expansion portion has an umbrella-shaped expanded appearance. The endotracheal tube cleaning device of claim 1, wherein when the endotracheal tube cleaning device is located in the deployed position, the second expansion portion has an umbrella-shaped expanded appearance. The endotracheal tube cleaning device of claim 1, wherein when the endotracheal tube cleaning device is in the deployed position, the first expansion part and the second expansion part cooperate to form a spherical shape.

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