CN115154798A - Novel visible double-cavity tube on carina - Google Patents

Novel visible double-cavity tube on carina Download PDF

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Publication number
CN115154798A
CN115154798A CN202210732577.6A CN202210732577A CN115154798A CN 115154798 A CN115154798 A CN 115154798A CN 202210732577 A CN202210732577 A CN 202210732577A CN 115154798 A CN115154798 A CN 115154798A
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China
Prior art keywords
cavity tube
tube
double
carina
cavity
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Pending
Application number
CN202210732577.6A
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Chinese (zh)
Inventor
苗青
吴镜湘
张晓峰
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Shanghai Chest Hospital
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Shanghai Chest Hospital
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Priority to CN202210732577.6A priority Critical patent/CN115154798A/en
Publication of CN115154798A publication Critical patent/CN115154798A/en
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0486—Multi-lumen tracheal tubes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/267—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the respiratory tract, e.g. laryngoscopes, bronchoscopes
    • A61B1/2676—Bronchoscopes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0402—Special features for tracheal tubes not otherwise provided for
    • A61M16/0431—Special features for tracheal tubes not otherwise provided for with a cross-sectional shape other than circular
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/02—General characteristics of the apparatus characterised by a particular materials
    • A61M2205/0216—Materials providing elastic properties, e.g. for facilitating deformation and avoid breaking

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pulmonology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Emergency Medicine (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Otolaryngology (AREA)
  • Physiology (AREA)
  • Endoscopes (AREA)

Abstract

The invention relates to the technical field of medical instruments. A novel visible double-cavity tube on a carina comprises a double-cavity tube body, wherein the double-cavity tube body comprises a left-side cavity tube, a right-side cavity tube and two air bag sleeves, wherein the two air bag sleeves are a first air bag sleeve and a second air bag sleeve; the first air bag sleeve is sleeved on the periphery of the tube body part of the double-cavity tube body and is positioned on the periphery of the left cavity tube and the right cavity tube; the second air bag sleeve is positioned at the periphery of the air outlet port of the left cavity tube, the second air bag sleeve is provided with a limiting part extending into the right bronchus, and the second air bag sleeve is used for abutting against the carina to block the left bronchus; the air outlet direction of the air outlet port of the left cavity tube inclines to the left, and the air outlet direction of the air outlet port of the right cavity tube inclines to the right; the device also comprises an image acquisition mechanism, wherein the image acquisition mechanism comprises a camera and a signal transmission line, the camera and the signal transmission line are connected, and the camera and the signal transmission line are positioned in the left cavity tube. The embedding process is convenient and visible, and the operation difficulty is reduced.

Description

Novel visible double-cavity tube on carina
Technical Field
The invention relates to the field of medical instruments, in particular to a double-cavity tube.
Background
The double lumen tube is a common tool in thoracic anesthesia, and has two lumens, which can separate the left and right bronchi and the lung at the level of the tracheotoma to realize the functions of isolation and single lung ventilation.
In the two-chamber bronchus one side lumen that present clinical use need be put into the ipsilateral bronchus, the problem that probably exists has: when anatomical variation or the opening of the bronchus is narrow, the difficulty of placing the bronchus can occur; the clinical operation has certain technical difficulty, the operation difficulty is higher, the success rate of one-time intubation is low, and particularly, a plurality of non-thoracic specialized anesthetists can master the operation only by specialized training and practice, so the learning period is long; such as repeated placement or adjustment of the lumen position, may cause complications such as injury and bleeding of the tracheal mucosa.
Disclosure of Invention
In view of the problems of the prior art, the present invention provides a novel carina upper visible double lumen tube to solve at least one of the above technical problems.
In order to achieve the above purpose, the invention provides a novel visible double-cavity tube on a carina, which comprises a double-cavity tube body, wherein the double-cavity tube body comprises a left cavity tube and a right cavity tube which are arranged left and right;
the first air bag sleeve is sleeved on the periphery of the tube body part of the double-cavity tube body and is positioned on the periphery of the left cavity tube and the right cavity tube;
the second air bag sleeve is positioned at the periphery of the air outlet port of the left cavity tube, the second air bag sleeve is provided with a limiting part extending into the right bronchus, and the second air bag sleeve is used for abutting against the carina to block the left bronchus;
the air outlet direction of the air outlet port of the left cavity tube inclines to the left, and the air outlet direction of the air outlet port of the right cavity tube inclines to the right;
still include image acquisition mechanism, image acquisition mechanism includes camera and signal transmission line, the camera and signal transmission line links to each other, just the camera with signal transmission line is located in the left side cavity.
The invention can meet the requirement of double lung ventilation by inflating the first cuff, and the left cavity tube and the right cavity tube are ventilated simultaneously. The second gasbag sleeve pipe is inflated and is surrounded the left side lumen opening, and right side lumen can be put into to spacing portion in addition, mainly has 2 effects, and the lumen position can be fixed to one of them, and the second is better airtight left bronchus, realizes keeping apart and the function that the unilung ventilates. Through the structure of the second air bag sleeve, the left bronchus does not need to be stretched into, the stimulation to the carina of a sensitive part is avoided, the intubation is convenient, the complications such as mucosa injury and bleeding in the trachea are greatly reduced, and the difficulty of implanting the double-lumen tube is reduced.
By additionally arranging the image acquisition mechanism, a good visual field is ensured, the condition inside the trachea can be observed at any time during the operation of placing the trachea, and the pollution caused by the incretion of the trachea can be reduced.
Further preferably, the image acquisition mechanism further comprises a flushing pipe arranged in parallel with the signal transmission line. When the camera is shielded or polluted by secretion, the flushing pipe can be used for flushing, so that the clear visual field is ensured.
Further preferably, the air outlet port of the right cavity tube is in an oval shape caused by circular tube beveling.
Further preferably, the opening of the air outlet port of the right cavity tube faces to form an axial included angle of 20 degrees with the right cavity tube.
The right branch of the oncoming bronchus is convenient to form an angle of 20-30 degrees with the extension line of the longitudinal axis of the bronchus.
Further preferably, the opening of the air outlet port of the left cavity tube faces to form an axial included angle of 45 degrees with the left cavity tube.
The facing bronchial left branch anatomy structure is matched with the characteristic that the extension line of the longitudinal axis of the trachea forms an angle of 40-55 degrees.
Further preferably, the air outlet end of the left cavity tube is in an outward flaring trumpet shape.
Further preferably, the air outlet port of the left cavity tube is in an oval shape caused by the beveling of a round tube.
The opening area is increased, and the advantage is that the opening of the upper right lobe cannot be blocked if the opening of the upper right lobe is above the carina; the oblong opening enables drainage and ventilation to be smoother, and reduces the whole pipe diameter of the tip of the pipe cavity, so that the pipe placing process is smoother.
Preferably, the first air bag sleeve is communicated with an air port extending out of the double-cavity tube body through a first flow guide channel;
the second air bag sleeve is communicated with the air port extending out of the double-cavity tube body through a second flow guide channel.
Further preferably, the signal transmission line extends out of the double-cavity tube body to be connected with the joint;
the flushing pipe extends out of the double-cavity pipe body and is connected with the joint.
Further preferably, a valve is mounted on the joint, the joint is used for introducing the physiological saline, and the joint is in butt joint with the physiological saline injector.
Has the advantages that:
the novel visible double-cavity tube on the carina is simple and convenient to operate, the implantation process is convenient and visible, and the operation difficulty is reduced.
The catheter is placed above the carina, and the double-lung isolation and the single-lung ventilation are completed through the second air sac sleeve, so that compared with the traditional double-lumen tube, the double-lumen tube has less stimulation to the carina and the bronchus, and the risk of injury of airway mucosa is reduced. Meanwhile, the camera is arranged on the left cavity tube, so that the whole process of the cavity tube implantation process is visualized, and the success rate of one-time intubation is improved.
Drawings
FIG. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of the embodiment 1 of the present invention in a use state.
Wherein: 1 is a right side cavity tube, 2 is a left side cavity tube, 3 is a first air bag sleeve, 4 is a camera, 5 is a second air bag sleeve, 6 is a first joint, and 7 is a second joint.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1 to 2, embodiment 1: a novel visible double-cavity tube on a carina comprises a double-cavity tube body, wherein the double-cavity tube body comprises a left-side cavity tube 2 and a right-side cavity tube 1 which are arranged at the left and the right, and also comprises two air bag sleeves, wherein the two air bag sleeves are a first air bag sleeve 3 and a second air bag sleeve 5 respectively; the first air bag sleeve 3 is sleeved on the periphery of the tube body part of the double-cavity tube body and is positioned on the periphery of the left cavity tube 2 and the right cavity tube 1; the second air bag sleeve 5 is positioned at the periphery of the air outlet port of the left cavity tube 2, the second air bag sleeve 5 is provided with a limiting part extending into the right bronchus, and the second air bag sleeve 5 is used for abutting against the carina to block the left bronchus; the air outlet direction of the air outlet port of the left cavity tube 2 inclines to the left, and the air outlet direction of the air outlet port of the right cavity tube 1 inclines to the right; still include image acquisition mechanism, image acquisition mechanism includes camera 4 and signal transmission line, and camera 4 and signal transmission line link to each other, and camera 4 and signal transmission line are located left side chamber pipe 2. The present invention satisfies bi-pulmonary ventilation by first cuff inflation, with both the left lumen 2 and the right lumen 1 being ventilated simultaneously. The second air bag sleeve 5 is inflated and then surrounds the opening of the left side tube cavity, the limiting part can be placed into the right bronchus, 2 functions are achieved, the position of the tube cavity can be fixed through one of the limiting part, the left bronchus is better sealed through the second, and the functions of isolation and ventilation of the single lung are achieved. Through the structure of the second air bag sleeve 5, the left bronchus does not need to be stretched into, the bulge stimulation of a sensitive part is avoided, the tube placement is convenient, and complications such as mucosa injury, bleeding and the like in the trachea are greatly reduced. The limiting part is positioned on the side of the second air bag sleeve adjacent to the right cavity tube.
By additionally arranging the image acquisition mechanism, a good visual field is ensured, the condition inside the trachea can be observed at any time during the operation of placing the trachea, and the pollution caused by the incretion of the trachea can be reduced.
The image acquisition mechanism also comprises a flushing pipe which is arranged in parallel with the signal transmission line. When the camera 4 is shielded or polluted by secretion, the flushing pipe can be used for flushing, so that the clear visual field is ensured.
The opening of the air outlet port of the right cavity tube 1 faces to form an axial included angle of 20 degrees with the right cavity tube 1. It is convenient to meet the feature that the dissection structure of the right branch of the bronchus is corresponding to the feature that the extension line of the longitudinal axis of the bronchus forms 20 degrees to 30 degrees (at the part A in figure 2). The opening of the air outlet port of the right cavity tube 1 is inclined outwards from top to bottom. The opening of the air outlet port of the left cavity tube is inclined outwards from top to bottom.
The opening direction of the air outlet port of the left cavity tube 2 and the axial included angle of the left cavity tube 2 are 45 degrees. Cater to the feature that the dissection structure of the left branch of the bronchus is matched with the extension line of the longitudinal axis of the bronchus at an angle of about 40-55 degrees (at the position B in figure 2).
The air outlet end of the left cavity tube 2 is in an outward expanding horn shape. The air outlet port of the left cavity tube 2 is in an oval shape caused by circular tube beveling. The opening area is increased, and the advantage is that the upper right lobe opening can not be blocked when the upper right lobe opening is above the carina; the oblong opening enables drainage and ventilation to be smoother, and meanwhile reduces the whole pipe diameter of the tip end of the pipe cavity, so that the pipe placing process is smoother.
The first air bag sleeve 3 is communicated with an air port extending out of the double-cavity tube body through a first flow guide channel; the second air sac sleeve 5 is communicated with the air port extending out of the double-cavity tube body through a second flow guide channel.
The signal transmission line extends out of the double-cavity tube body and is connected with the first joint 6; the flushing pipe extends out of the double-cavity pipe body to be connected with the second joint 7.
The connector is provided with a valve and is used for leading in the physiological saline, and the connector is in butt joint with the physiological saline injector and is communicated.
Has the advantages that:
the novel visible double-cavity tube on the carina is simple and convenient to operate, the implantation process is convenient and visible, and the operation difficulty is reduced. The catheter is placed above the carina, and the isolation of the two lungs and the ventilation of the single lung are completed through the second air sac sleeve 5, so that compared with the traditional double-lumen tube, the irritation to the carina and the bronchus is smaller, and the risk of injury to the mucosa of the airway is reduced. Meanwhile, the camera 4 is installed on the left cavity tube 2, so that the whole process of the cavity tube placing process is visual, and the success rate of one-time tube insertion is improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.

Claims (9)

1. A novel visible double-cavity tube on a carina comprises a double-cavity tube body, wherein the double-cavity tube body comprises a left-side cavity tube and a right-side cavity tube which are arranged on the left and the right;
the first air bag sleeve is sleeved on the periphery of the tube body part of the double-cavity tube body and is positioned on the periphery of the left cavity tube and the right cavity tube;
the second air bag sleeve is positioned at the periphery of the air outlet port of the left cavity tube, the second air bag sleeve is provided with a limiting part extending into the right bronchus, and the second air bag sleeve is used for abutting against the carina to block the left bronchus;
the air outlet direction of the air outlet port of the left cavity tube inclines to the left, and the air outlet direction of the air outlet port of the right cavity tube inclines to the right;
still include image acquisition mechanism, image acquisition mechanism includes camera and signal transmission line, the camera and signal transmission line links to each other, just the camera with signal transmission line is located in the left side cavity.
2. The novel carina superior visualization dual lumen tube of claim 1 wherein: the image acquisition mechanism also comprises a flushing pipe which is arranged side by side with the signal transmission line.
3. The novel carina superior visualization dual lumen tube of claim 1, wherein: the opening direction of the air outlet port of the right cavity tube and the axial included angle of the right cavity tube are 20 degrees.
4. The novel carina superior visualization dual lumen tube of claim 1 wherein: the opening direction of the air outlet port of the left cavity tube and the axial included angle of the left cavity tube are 45 degrees.
5. The novel carina superior visualization dual lumen tube of claim 1 wherein: the air outlet end of the left cavity tube is in an outward-expanding horn shape.
6. The novel carina superior visualization dual lumen tube of claim 1 wherein: the air outlet port of the left cavity tube is in an oval shape caused by the beveling of a circular tube.
7. The novel carina superior visualization dual lumen tube of claim 1 wherein: the first air bag sleeve is communicated with an air port extending out of the double-cavity tube body through a first flow guide channel;
the second air bag sleeve is communicated with the air port extending out of the double-cavity tube body through a second flow guide channel.
8. The novel carina superior visualization dual lumen tube of claim 2 wherein: the signal transmission line extends out of the double-cavity tube body and is connected with the joint;
the flushing pipe extends out of the double-cavity pipe body and is connected with the joint.
9. The novel carina superior visualization dual lumen tube of claim 2 wherein: the flushing pipe extends out of the double-cavity pipe body to be connected with the joint;
the connector is provided with a valve and is used for introducing normal saline, and the connector is in butt joint with the normal saline injector.
CN202210732577.6A 2022-06-27 2022-06-27 Novel visible double-cavity tube on carina Pending CN115154798A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210732577.6A CN115154798A (en) 2022-06-27 2022-06-27 Novel visible double-cavity tube on carina

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210732577.6A CN115154798A (en) 2022-06-27 2022-06-27 Novel visible double-cavity tube on carina

Publications (1)

Publication Number Publication Date
CN115154798A true CN115154798A (en) 2022-10-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210732577.6A Pending CN115154798A (en) 2022-06-27 2022-06-27 Novel visible double-cavity tube on carina

Country Status (1)

Country Link
CN (1) CN115154798A (en)

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