CN216877494U - Visual tracheal catheter and visual tracheal catheter intubation system - Google Patents

Abstract

The utility model provides a visible tracheal tube and a visible tracheal tube intubation system, wherein the visible tracheal tube comprises a tube body, a cuff and a camera shooting assembly, the length range of the tube body is 350-370mm, the tube body is provided with a distal patient end and a proximal machine end, and an air flow cavity extending from the patient end to the machine end is formed in the tube body, the cuff is connected with the inflating part and is arranged at the patient end of the tube body, the camera assembly comprises a camera arranged in the operating cavity of the tube body and a camera head limited at the patient end of the tube body, the operation cavity defines a camera channel, the near end of the camera channel is an opening end, the far end of the camera channel is a sealing end, the camera is inserted from the opening end and enters the camera shooting channel to reach the sealing end, and at least part of the sealing end is a transparent part so as to allow the camera to obtain the image of the surrounding environment of the patient end of the tube body entering the body.

Description

Visual tracheal catheter and visual tracheal catheter intubation system

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a visual tracheal catheter and a visual tracheal catheter intubation system.

Background

The trachea cannula is a method for placing a special trachea catheter into a trachea or a bronchus through an oral cavity or a nasal cavity and a glottis, provides the best conditions for unobstructed respiratory tract, ventilation and oxygen supply, respiratory tract suction and the like, and is an important measure for rescuing patients with respiratory dysfunction. In the current trachea cannula operation, medical personnel mainly adopt the mode of "blind insertion", because whole "blind insertion" in-process is invisible, mainly relies on medical personnel's technical level and working experience, the success rate is not high and endotracheal tube's material is harder, especially the front end easily causes the injury to patient's throat and trachea mucous membrane. Therefore, a visual tracheal catheter is provided, so that the tracheal intubation is performed under visualization, the operation is quick, safe and accurate, the damage to the human body cavity is small, and the safety and the success rate of the operation are improved. However, the front-end camera of the current visible tracheal catheter is easily blocked by the mucous membrane to cause unclear images, and the camera easily touches the tracheal wall of a human body to cause injury when the visible tracheal catheter is inserted;

in the medical operation, the trachea catheter can be usually used with the plugging device in a matched manner, so that the outer diameter of the plugging device is not too large easily, and the blockage of air flow is avoided.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model aims to provide a visual tracheal catheter and a visual tracheal catheter intubation system, which can achieve a visual effect and do not interfere with the functions of the instrument.

One of the purposes of the utility model is to provide a visual tracheal catheter which is smoothly placed and can reduce the injury of the mucous membrane of a patient, and the following scheme is adopted:

a visible tracheal catheter comprises a catheter body, a cuff and a camera shooting assembly, wherein the length range of the catheter body is 350-370mm, the catheter body is provided with a patient end at a far end and a machine end at a near end, an airflow cavity extending from the patient end to the machine end is formed in the catheter body, the cuff is connected with an inflating piece and is configured at the patient end of the catheter body, the camera shooting assembly comprises an operation cavity arranged at the catheter body and a camera head limited at the patient end of the catheter body, the operation cavity defines a camera shooting channel, the near end of the camera shooting channel is an open end, the far end of the camera shooting channel is a sealing end, the camera head is inserted into the camera shooting channel from the open end to reach the sealing end, at least part of the sealing end is a transparent part to allow the camera head to obtain images of the patient end of the catheter body entering the surrounding environment in vivo, in the technical scheme, compared with the length of the conventional catheter body, the catheter body is longer in length, and can be inserted into a bronchus emergently during clinical use, performing single lung ventilation; and the visual function is realized by arranging the camera device, and the environment of the patient end of the tube body can be observed in real time.

Preferably, the tube body is made of a soft material with the hardness ranging from 65A to 68A, and is made of a soft material with the hardness ranging from 65A to 68A, the hardness is not too high within the range, the tracheal catheter is prevented from being damaged when being inserted into the trachea of a patient, and the soft material is favorable for shaping during the insertion of the tracheal catheter.

Preferably, the operating cavity further defines a flushing channel, the flushing channel is adjacent to and separated from the image pickup channel, the distal end of the flushing channel is provided with a flushing port facing the transparent part and located in the operating channel, and the proximal end of the flushing channel is connected with the flushing joint.

Preferably, the cross section of the patient end of the tube body is an inclined plane, and the camera channel extends from the proximal end to the proximal end of the inclined plane.

Preferably, the tube wall at the proximal end of the inclined plane extends towards the inner side to form a stopping part capable of stopping sputum.

Preferably, the stopping part extends 1-1.5mm out of the transparent part.

Preferably, the conduit is internally provided with a wire for supporting the tube.

Compared with the existing visible tracheal catheter which is longer in length and can be inserted into a bronchus in an emergency manner for single lung ventilation in clinical use, the visible tracheal catheter is provided with a visible function, and the operation is convenient; further, inject visual structure, inject the camera in body inclined plane near-end, and the side is equipped with the backstop portion that has the backstop sputum, can the visual effect of effectual assurance.

The utility model also aims to provide a visual bronchial intubation system, which adopts the following technical scheme:

the visible tracheal catheter intubation system comprises the visible tracheal catheter and a bronchial stopper which can be plugged and pulled through the airflow cavity of the visible tracheal catheter; the bronchus stopper comprises a stopper body, and the total length of the stopper is 730mm-750 mm.

Preferably, the bronchial occluder body comprises a bronchial catheter and an inflatable balloon arranged on the bronchial catheter, the length of the inflatable balloon is 23mm-26mm, and the outer diameter after gas injection is 15mm-20 mm; the visual tracheal catheter and the bronchial occluder are matched in length for use and are longer than other intubation tubes on the market, so that the visual tracheal catheter can be inserted into a bronchus deeply in an emergency, the air bag is opened to realize emergency unipulmonary ventilation, and the device is used as the bronchial catheter.

Preferably, the bronchial occluder further comprises a visual device arranged on the bronchial occluder body, the bronchial tube is provided with a tube wall and a hollow cavity formed by the tube wall, the visual device comprises a camera limited on the outer side of the tube wall of the occluder, and the bronchial tube is further provided with a signal transmission element capable of transmitting a signal at the camera to a rear-end display screen.

Preferably, the pipe wall of the catheter is recessed from the rear end to the part of the observation window to form a groove for accommodating the signal transmission element; or the signal transmission element is bonded to the outer surface of the wall of the catheter.

Preferably, the inflatable cuff is cylindrical after being inflated.

The visual bronchial intubation system provided by the utility model realizes the matching use of the visual tracheal catheter and the bronchial occluder, and simultaneously can prevent the visual structure from obstructing the flow efficiency of airflow in the visual tracheal catheter while ensuring the visual function of the bronchial occluder.

Drawings

FIG. 1 is a schematic view of a visual endotracheal tube according to the present invention;

FIG. 2 is a schematic view of the patient end of the visible endotracheal tube of the present invention;

FIG. 3 is a schematic view of a visual endotracheal tube system of the present invention;

fig. 4 is a schematic structural view of a visual bronchial stopper of the present invention.

Wherein, 1, a tube body; 2. a cuff; 3. an inflatable member; 4. a camera; 5. a camera channel; 6. a transparent portion; 7. flushing the channel; 8. flushing the joint; 9. a stopper portion; 10. a bronchial occluder; 11. a stopper body; 12. a visual device; 13. a bronchial catheter; 14. an inflatable balloon.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships shown in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the methods or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," "retained," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other at the inner sections. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Example 1

As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a visible endotracheal tube, which includes a tube body 1, a cuff and a camera module, wherein the length of the tube body 1 is 350-370mm, the tube body 1 has a distal patient end and a proximal machine end, and an airflow cavity extending from the patient end to the machine end is formed in the tube body 1, the cuff 2 is connected to an inflatable member 3 and is disposed at the patient end of the tube body 1, the camera module includes an operation cavity disposed in the tube body 1 and a camera 4 defined at the patient end of the tube body 1, the operation cavity defines a camera channel 5, the proximal end of the camera channel 5 is an open end, the distal end is a sealed end, the camera 4 is inserted into the camera channel 5 from the open end to reach the sealed end, the sealed end is at least partially a transparent portion 6, so as to allow the camera 4 to obtain an image of the patient end of the tube body 1 entering the internal ambient environment, in the technical scheme, compared with the length of a conventional tube body 1, the tube body 1 is longer, and a bronchus can be inserted into the tube body in an emergency to ventilate the single lung when the tube body is used clinically; and the video camera is arranged to realize the visual function, so that the environment of the patient end of the tube body 1 can be observed in time.

Furthermore, the tube body 1 is made of soft materials with the hardness range of 65-68A, and is made of soft materials with the hardness range of 65-68A, the hardness is not too high in the range, so that the tracheal catheter can be prevented from being damaged when being placed into the trachea of a patient, and the soft materials are favorable for shaping when the catheter is inserted;

in a more specific embodiment, the operation chamber is disposed in the airflow chamber or on the wall of the tube 11, and the operation chamber is isolated from the airflow chamber.

In some embodiments, as shown in fig. 1, a flushing channel 7 is further defined in the operation cavity, the flushing channel 7 is disposed adjacent to and separated from the image capturing channel 5, a flushing port facing the transparent portion 6 and located in the operation channel is disposed at a distal end of the flushing channel 7, and a flushing joint 8 is connected to a rear end of the flushing channel 7, so that it is possible to prevent mucus from affecting the clarity of the transparent portion 6 and affecting the imaging of the camera 4; preferably, the two flushing channels 7 are symmetrically arranged on two sides of the camera shooting channel 5, so that the cleaning force is enhanced, and the transparent part 6 can be effectively cleaned.

In a more preferred embodiment, as shown in fig. 2, the cross section of the patient end of the tube body 1 is an inclined plane, and the camera cavity extends from the proximal end to the proximal end of the inclined plane, so that the damage of the camera 4 to the trachea of the patient when the cannula is inserted is reduced; meanwhile, the far end of the camera cavity is sealed, so that the influence of mucus and sputum on the camera 4 and the corrosion of cleaning liquid on the camera 4 in the cleaning process can be reduced, and the service life of the camera 4 is shortened;

in some preferred embodiments, in the process of inserting the patient end of the tube body 1 forward, it may happen that imaging of the camera 4 is affected due to influence of sputum of the patient, so in this embodiment, as shown in fig. 2, the tube wall of the proximal end of the inclined plane extends towards the inside to form a stopping portion 9 capable of stopping the sputum, so as to play a role in discharging the sputum, and simultaneously avoid accumulation of the sputum in the transparent portion 6; furthermore, the stopping part 9 extends out of the transparent part 61-1.5mm, and the stopping part 9 can achieve the sputum excretion effect and prevent the overlong length from blocking the sight of the camera 4 within the range.

Preferably, the tube body 1 is made of soft materials with the hardness ranging from 65A to 68A, and the soft materials are favorable for shaping when the catheter is inserted; when the catheter touches the tracheal wall, the soft material causes little damage to the trachea, but the catheter has the problems of flattening, turning and the like due to insufficient strength, so the steel wire for supporting the catheter body is arranged in the catheter to strengthen the strength of the catheter body.

Example 2

Another embodiment of the present invention, as shown in fig. 1 to 4, is to provide a visible endotracheal intubation system, which includes the visible endotracheal tube and the bronchial stopper 10 that can be inserted into and removed from the airflow chamber of the visible endotracheal tube; the bronchus stopper comprises a stopper body, the total length of the stopper is 730mm-750mm, the stopper body comprises a bronchus catheter and an inflatable saccule arranged on the bronchus catheter, the length of the inflatable saccule is 23mm-26mm, the outer diameter after gas injection is 15mm-20mm, and the stopper can better block the bronchus, so that the bronchus cannot leak gas and can better protect the bronchus from being pressed by high pressure; the visual tracheal tube and the bronchial occluder 10 are matched in length for use and are longer than other intubation tubes in the market, so that the visual tracheal tube can be respectively inserted into the left and right bronchi in emergency, the air bags are inflated to realize the emergency single lung ventilation, and the visual tracheal tube and the bronchial occluder can be used as the intubation tube of the bronchial tube; in this embodiment, the visual endotracheal tube and the bronchial blocking device 10 are matched in such a way that the rear end of the visual endotracheal tube body 1 and the rear end of the bronchial blocking device 10 are both provided with a connector to realize the fixing of the two structures, and the bronchial blocking device body penetrates through the airflow cavity.

In some embodiments, as shown in fig. 4, the bronchial occlusion device 10 includes a bronchial occlusion device body and a visual device 12 disposed on the bronchial occlusion device body, the bronchial occlusion device 10 body includes a bronchial occlusion device catheter 13, the bronchial catheter 13 has a catheter tube wall and a hollow cavity defined by the catheter tube wall, both the front and rear ends of the hollow cavity are open, the front end of the catheter tube wall forms an inflatable balloon 14, and the bronchial visual device 12 is configured at the rear end of the inflatable balloon 14; the near end and the far end of the visual tracheal catheter body 1 are both designed to be opened, so that the visual bronchial stopper 10 can be inserted conveniently, meanwhile, the flow of airflow in the airflow cavity can be influenced by the insertion of the visual bronchial stopper 10, therefore, the inner diameter of the visual tracheal catheter body 1 is larger than the outer diameter of the bronchial stopper 10, and meanwhile, the visual bronchial stopper 10 can smoothly run through the visual bronchial stopper 1.

In a further embodiment, as shown in fig. 3, the bronchial visualizer 12 includes a camera 4 defined at the outer side of the tube wall of the tube, and the bronchial tube 13 is further provided with a signal transmission element capable of transmitting the signal at the camera 4 to a rear-end display screen; when the visual bronchial stopper 10 is matched with a visual tracheal catheter for use, the camera 4 is always positioned at the front end of the tube body 1, namely not positioned in the airflow cavity, and the camera 4 has a certain diameter, so that airflow circulation is influenced if the camera 4 is positioned in the airflow cavity; in order to better reduce the influence of the visual bronchial stopper 10 on the gas flow in the gas flow chamber, in a more specific embodiment, the wall of the catheter is recessed from the rear end to the front end to form a groove for accommodating a signal transmission element; or the signal transmission element is adhered to the outer surface of the wall of the catheter;

in the embodiment, the insertion of the tracheal catheter and the bronchial occluder 10 both realize a visual function, and the insertion of the tracheal catheter and the reaching position of the front end of the bronchial occluder 10 can be monitored at any time; meanwhile, the diameter of the tracheal catheter body 1 cannot be increased at will, so that the discomfort of a patient is avoided, the size of the airflow cavity is limited, the outer diameter of the bronchial occluder 10 is not too large, otherwise, the inner diameter of the airflow cavity is reduced, the airflow circulation is not smooth, and therefore, in order to ensure the realization of the visual function, the airflow in the airflow cavity can be ensured to normally circulate, and the signal transmission element is arranged in the wall of the catheter or bonded on the outer surface of the wall of the tracheal catheter.

Preferably, the inflatable cuff is cylindrical after being inflated, so that the bronchus can be better blocked, the bronchus is enabled to be airtight, and the bronchus can be better protected from being pressed by high pressure.

It should be noted that the above embodiments are merely representative examples of the present invention. Many variations of the utility model are possible. Any simple modification, equivalent change and modification of the above embodiments according to the spirit of the present invention should be considered to be within the protection scope of the present invention.

Claims (12)

1. Visual endotracheal tube, its characterized in that: the blood vessel cuff type blood vessel monitoring device comprises a tube body (1), a cuff (2) and a camera shooting assembly, wherein the length range of the tube body (1) is 350-370mm, the tube body is provided with a patient end at a far end and a machine end at a near end, an airflow cavity extending from the patient end to the machine end is formed in the tube body, the cuff is connected with an inflating part (3) and is configured at the patient end of the tube body, the camera shooting assembly comprises an operation cavity arranged at the tube body and a camera (4) limited at the patient end of the tube body, the operation cavity defines a camera shooting channel (5), the near end of the camera shooting channel is an open end, the far end of the camera shooting channel is a sealing end, the camera is inserted from the open end into the camera shooting channel to reach the sealing end, and at least part of the sealing end is a transparent part (6) so as to allow the camera to obtain an image of the patient end of the tube body entering the internal surrounding environment.

2. A visual endotracheal tube according to claim 1, characterized in that said tubular body (1) is made of a soft material with a hardness in the range of 65-68A.

3. A visible endotracheal tube according to claim 1, characterized in that said operating cavity further defines an irrigation channel (7) adjacent and spaced apart from said imaging channel, said irrigation channel having at its distal end an irrigation opening directed towards the transparent portion and located in the operating channel, said irrigation channel being connected at its proximal end to an irrigation adapter (8).

4. A visual endotracheal tube according to claim 1 wherein said tubular patient end is beveled and said imaging channel extends from a proximal end to said beveled proximal end.

5. The visible endotracheal tube according to claim 4, characterized in that the beveled proximal tube wall extends towards the inside forming a stop (9) against which sputum can be stopped.

6. A visual endotracheal tube according to claim 5 wherein the stop portion extends 1-1.5mm beyond the transparent portion.

7. A visual endotracheal tube according to claim 2 characterized in that the tube is internally provided with wires for supporting the tube body.

8. A visible endotracheal intubation system, characterized in that it comprises a visible endotracheal tube according to any one of claims 1 to 7 and a bronchial occluder (10) insertable through the flow lumen of the visible endotracheal tube, said bronchial occluder comprising an occluder body, said bronchial occluder having an overall length of 730mm to 750 mm.

9. The visible endotracheal tube intubation system according to claim 8, wherein the bronchial stopper body includes a bronchial tube and an inflatable balloon disposed on the bronchial tube, the inflatable cuff has a length of 23mm to 26mm and an outer diameter of 15mm to 20mm after insufflation.

10. The system according to claim 8, wherein the bronchial occluder further comprises a visual device disposed on the bronchial occluder body, the bronchial occluder tube has a tube wall and a hollow cavity defined by the tube wall, the visual device comprises a camera defined on the outer side of the tube wall, and the bronchial occluder tube is further provided with a signal transmission element for transmitting signals from the camera to a rear display screen.

11. A visual endotracheal intubation system according to claim 10 wherein the tube wall is recessed from the rear end to a portion of the viewing window to form a recess for receiving a signal transmission element; or the signal transmission element is bonded to the outer surface of the wall of the catheter.

12. The system of claim 9, wherein the inflatable cuff is cylindrical in shape after insufflation.

Images