CN213249417U - Built-in double-cuff bronchus stopper - Google Patents

Abstract

The utility model discloses a built-in double-cuff bronchial stopper, which comprises a bronchial cannula capable of being inserted into an endotracheal tube, wherein two cuffs are alternately arranged at the upper part and the lower part of the bronchial cannula, an external interface capable of being connected with external equipment is fixed at the upper end of the bronchial cannula, two inflation interfaces respectively used for inflating the two cuffs are connected with the upper part of the bronchial cannula below the external interface through pipelines, a silica gel cap capable of covering the port of the endotracheal tube is sleeved above one cuff positioned above the bronchial cannula, the silica gel cap is hermetically connected with the bronchial cannula and can move up and down along the bronchial cannula under the action of external force, a nylon rope is connected with the lower part of the cuff positioned below the bronchial cannula, the nylon rope passes through the space between the silica gel cap and the bronchial cannula, and the upper end is connected with an anti-release piece capable of freely moving and preventing the nylon rope from falling down between the silica gel cap and the bronchial cannula, has the characteristics of simple structure, convenient operation and good plugging effect.

Description

Built-in double-cuff bronchus stopper

[ technical field ] A method for producing a semiconductor device

The utility model relates to a built-in two cover bag bronchus occluder.

[ background of the invention ]

The bronchus stopper has very wide application in the chest surgery airway management single lung ventilation, and the two lungs are respectively ventilated or blocked, and the bronchus stopper has the use values of single lung ventilation in the chest opening surgery, good lung atrophy provision, selective blocking of the whole lung and the lung lobes, improvement of hypoxia blood in the surgery and the like in clinic. The common bronchial occluder and the tracheal catheter are integrally used, namely the double-cavity bronchial catheter is internally provided with two formed cavities, the lower port of one cavity is high, the lower port of the other cavity is low, a section of bronchial cannula with smaller radius is formed between the two lower ports, the bronchial occluder cuff is arranged on the bronchial cannula, and the tracheal occluder cuff is arranged at the lower end of the tracheal catheter and above the lower ports of the two cavities. Because the double cavities are arranged in the double-cavity bronchial catheter, the diameter of the catheter is larger, the difficulty of the tracheal intubation is increased more than that of a single-cavity tracheal catheter, and the damage to the trachea is larger. Therefore, the novel bronchial occluder comes from the beginning, namely the novel bronchial occluder is placed in a bronchus on the basis of a common tracheal cannula, and the occlusion effect of the double-cavity bronchial catheter can be realized after the bronchial occlusion cuff is inflated. However, the difficulty of the operation is how to accurately place the bronchial occlusion device into the corresponding bronchus and successfully achieve the occlusion effect. The existing bronchial occluders are of two types, one type is inserted and positioned in the whole process through the bronchofiberscope guide mode, but no 'tampa angle' exists, the operation is inconvenient, the other type is that the 'tampa angle' is preset, direct blind insertion is carried out, the 'tampa angle' is an angle close to the anatomy of the bronchial intubation, the 'tampa angle' exists from beginning to end, the operation convenience is also influenced, and the existing bronchial intubation is provided with a cuff design, so that the occlusion effect is poor when the occlusion position is not good.

The utility model discloses just design based on above condition.

[ Utility model ] content

The utility model discloses an it is not enough that prior art has been overcome to the purpose, provides a built-in two cover bag bronchus occluder, has simple structure, convenient, the effectual characteristics of shutoff of operation.

The utility model discloses a realize through following technical scheme:

a built-in double-bag bronchial occluder comprises a bronchial cannula which can be inserted into a tracheal catheter, two cuffs are alternately arranged at the upper part and the lower part of the bronchial cannula, an external interface which can be connected with external equipment is fixed at the upper end of the bronchial cannula, the upper part of the bronchial cannula is positioned below the external interface and is connected with two inflation interfaces which are respectively used for inflating the two cuffs through pipelines, a silica gel cap which can cover the port of the tracheal catheter is sleeved above one cuff of the bronchial cannula, the silica gel cap is hermetically connected with the bronchial cannula and can move up and down along the bronchial cannula under the action of external force, a nylon rope is connected below one cuff positioned below the bronchial cannula, the nylon rope passes through the space between the silica gel cap and the bronchial cannula, and the upper end is connected with an anti-falling part which can move freely and can prevent the nylon rope from falling down between the silica gel cap and the bronchial cannula.

According to the built-in double-cuff bronchial occluder, a shaping aluminum pipe is detachably arranged inside the bronchial cannula, a snap ring capable of being clamped on an external interface to limit the depth of the shaping aluminum pipe inserted into the bronchial cannula is arranged at the upper end of the shaping aluminum pipe, and when the snap ring is clamped on the external interface, the lower end of the shaping aluminum pipe is inserted into a position close to the connection position of a nylon rope and the bronchial cannula and hidden inside the bronchial cannula.

According to the built-in double-cuff bronchial occluder, the middle upper part of the bronchial cannula is provided with scale marks.

Compared with the prior art, the utility model discloses there is following advantage:

1. the utility model discloses simple structure, production simple process easily makes low in production cost.

2. The bronchus intubation and the built-in shaping aluminum tube are controlled to generate the tampa angle effect by shaping at the front end through the nylon rope hole, so that the bronchus intubation and the built-in shaping aluminum tube can be conveniently inserted into the position of the corresponding bronchus to be plugged.

3. After the internal shaping aluminum tube is pulled out, the bronchial cannula of the bronchial occluder is a hollow tube which can be operated by sucking phlegm, blood or residual gas and the like.

4. Through the design of the upper and lower double cuffs, when the lower cuff is poor in plugging effect, the bronchial cannula can be inserted into a bit deeply as a remedial measure for strengthening plugging, and then the two cuffs are respectively inflated to plug the bronchus, so that a relatively ideal plugging effect is achieved

5. The bronchial cannula is sleeved with a silica gel cap, after plugging is completed, the silica gel cap can be pulled by hand to cover the port of the tracheal catheter, the port of the tracheal catheter is sealed, and the bronchial cannula is fixed on the tracheal catheter.

[ description of the drawings ]

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of an internal double-cuff bronchial occluder of the present invention;

fig. 2 is an exploded view of the built-in double-cuff bronchial occluder of the present invention;

fig. 3 is a schematic structural diagram of another embodiment of the internal double-cuff bronchial occluder of the present invention.

[ detailed description ] embodiments

The invention will be further described with reference to the accompanying drawings:

as shown in fig. 1 to 3, the built-in double-cuff bronchial occluder comprises a bronchial cannula 1 capable of being inserted into an endotracheal tube, wherein two cuffs 2 are arranged at the upper part and the lower part of the bronchial cannula 1 at intervals, an external interface 3 capable of being connected with external equipment is fixed at the upper end of the bronchial cannula 1, two inflation interfaces 4 respectively used for inflating the two cuffs 2 are connected to the upper part of the bronchial cannula 1 below the external interface 3 through pipelines, a silicone cap 5 capable of covering the port of the endotracheal tube is sleeved above one cuff 2 of the bronchial cannula 1, the silicone cap 5 is hermetically connected with the bronchial cannula 1 and can move up and down along the bronchial cannula 1 under the action of external force, a nylon rope 6 is connected to the lower part of the cuff 2 of the bronchial cannula 1, and the nylon rope 6 passes through the silicone cap 5 and the bronchial cannula 1, and the upper end is connected with an anti-drop piece 7 which can move freely and can prevent the nylon rope 6 from dropping down between the silica gel cap 5 and the bronchial cannula 1.

In clinical application, the cooperation endotracheal tube is used, and after endotracheal tube inserted the trachea, insert endotracheal tube 1 from endotracheal tube's upper port, like the embodiment shown in fig. 1 and 2, the inside detachable of endotracheal tube 1 is provided with moulding aluminum pipe 8, the upper end of moulding aluminum pipe 8 is equipped with the snap ring 9 that can block on external connection 3 thereby the degree of depth that restriction moulding aluminum pipe 8 inserted endotracheal tube 1 to when snap ring 9 blocks on external connection 3, the lower extreme of moulding aluminum pipe 8 is inserted and is being close to nylon rope 6 and the hookup location department of endotracheal tube 1 and hide the inside at endotracheal tube 1, simple structure, and the safety in utilization is good. After the bronchial tube 1 wears out endotracheal tube's lower port, then accessible pulling nylon rope 6 makes the lower extreme of bronchial tube 1 crooked toward the bronchus that needs inserted one side with moulding aluminum pipe 8 to the crooked angle size of 1 lower extreme of bronchial tube is controlled to accessible elasticity nylon rope 6, because moulding aluminum pipe 8 can be moulding, thereby guide bronchial tube 1 accurately insert in the bronchus, easy operation is convenient. And through the design of the upper and lower double cuffs, when the lower cuff 2 has poor plugging effect, the bronchial cannula 1 can be inserted into a bit deep as a remedial measure for strengthening plugging, and then the two cuffs 2 are respectively inflated to plug the bronchus, so that a relatively ideal plugging effect is achieved. After the plugging is finished, the shaping aluminum tube 8 can be drawn out from the bronchial cannula 1 so as to facilitate operations of sputum suction, blood suction or residual gas suction and the like of the bronchial cannula 1. In addition, the silicone cap 5 may be covered on the endotracheal tube port to fix the bronchial tube 1 on the endotracheal tube.

Certainly, when the device is matched with an adult for plugging, because the size of the bronchial cannula 1 is larger, a bronchofiberscope can be inserted into the bronchial cannula 1 to replace the shaping aluminum tube 8, and at the moment, the lower end of the bronchial cannula 1 and the bronchofiberscope are bent and deformed towards the bronchus needing to be inserted into one side by pulling the nylon rope 6.

In order to better control the insertion depth of the bronchial cannula 1, the middle upper part of the bronchial cannula 1 is provided with scale marks 10 for observing the insertion depth.

Claims (3)

1. The utility model provides a built-in two cover bag bronchus occluder which characterized in that: comprises a bronchial cannula (1) which can be inserted into an endotracheal tube, two cuffs (2) are alternately arranged at the upper part and the lower part of the bronchial cannula (1), an external interface (3) which can be connected with external equipment is fixed at the upper end of the bronchial cannula (1), two inflation interfaces (4) which are respectively used for inflating the two cuffs (2) are connected with the lower part of the external interface (3) at the upper part of the bronchial cannula (1) through pipelines, a silica gel cap (5) which can cover the port of the endotracheal tube is sleeved above one cuff (2) at the upper part of the bronchial cannula (1), the silica gel cap (5) is hermetically connected with the bronchial cannula (1) and can move up and down along the bronchial cannula (1) under the action of external force, a nylon rope (6) is connected with the lower part of one cuff (2) at the lower part of the bronchial cannula (1), the nylon rope (6) passes through the space between the silica gel cap (5) and the bronchial cannula (1), and the upper end of the nylon rope is connected with an anti-falling piece (7) which can freely move and can prevent the nylon rope (6) from falling down between the silica gel cap (5) and the bronchial cannula (1).

2. The built-in double-cuff bronchial occluder of claim 1, wherein: the inside detachable of bronchus intubate (1) is provided with moulding aluminum pipe (8), thereby the upper end of moulding aluminum pipe (8) is equipped with snap ring (9) that can block on external tapping (3) and restrict the degree of depth that moulding aluminum pipe (8) inserted bronchus intubate (1), and when snap ring (9) block was on external tapping (3), the lower extreme of moulding aluminum pipe (8) is inserted and is being close to nylon rope (6) and the hookup location department of bronchus intubate (1) and hide in the inside of bronchus intubate (1).

3. The built-in double-cuff bronchial occluder of claim 1, wherein: the middle upper part of the bronchial cannula (1) is provided with scale marks (10).

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