CN219090685U

CN219090685U - Single-lung isolation blocking joint for double-cavity bronchial intubation

Info

Publication number: CN219090685U
Application number: CN202222775425.2U
Authority: CN
Inventors: 范秋斌; 裘雅红; 张旭; 裴春林
Original assignee: Zhejiang Haisheng Medical Equipment Co ltd
Current assignee: Zhejiang Haisheng Medical Equipment Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-05-30
Anticipated expiration: 2032-10-19

Abstract

The utility model belongs to the technical field of medical appliances, and particularly relates to a single-lung isolation blocking joint for a double-cavity bronchial intubation. The single-lung isolation blocking joint for the double-cavity bronchial intubation comprises a fork joint, wherein the fork joint comprises a main joint and two auxiliary joints, connecting pipes are connected to the two auxiliary joints, three-way pipes are connected to the tail ends of the two connecting pipes, and taper sleeves are connected to the lower ends of the three-way pipes; the three-way valve comprises a valve cover and a closed well, the closed well is fixedly penetrated by the valve cover, the upper end of the closed well is provided with an endoscope sealing cap, and the side wall of the closed well is provided with a vent hole; the inner side of the valve cover is provided with a plurality of limiting blocks, corresponding to each other, the upper end of the three-way pipe is provided with a limiting ring, and the valve cover is in rotary connection with the three-way pipe through the limiting blocks and the limiting rings; the valve cover is provided with a rotating spanner, the limiting ring is provided with an anti-misoperation groove and two rotating stop blocks, the two rotating stop blocks are respectively positioned at two sides of the anti-misoperation groove, and the limiting rib is matched with the anti-misoperation groove.

Description

Single-lung isolation blocking joint for double-cavity bronchial intubation

Technical Field

The utility model belongs to the technical field of medical appliances, and particularly relates to a single-lung isolation blocking joint for a double-cavity bronchial intubation.

Background

The lung isolation is a common respiratory management method for modern thoracic operation, the double-cavity bronchial intubation is the most common method, the operation of the method is simple, the controllability of the double-side airways is strong, the double-cavity bronchial intubation can provide good operation vision for the thoracic operation, more importantly, the lung health and the affected lung can be isolated, single-lung ventilation can be selectively carried out, and the effective ventilation of the lung and the pollution of the secretion of the affected lung can be ensured. At present, when single-lung isolation is carried out in the operation process of the double-cavity bronchial intubation, a hemostatic forceps is generally used for clamping a unilateral connecting pipe on the T-shaped composite joint to block ventilation. Such a method is inconvenient to operate, risks damage to the product, and inaccurate positioning of the double-lumen bronchial cannula can be caused by sagging of the tube body due to the gravity of the hemostatic forceps during use. Therefore, it is necessary to develop a unit isolation blocking joint of a double lumen bronchial cannula having an airway closing structure.

Disclosure of Invention

The utility model aims to provide a single-lung isolation blocking joint for a double-cavity bronchial intubation, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a single lung isolation of two chamber bronchus intubate blocks joint, includes fork type joint, fork type joint includes a main interface and two auxiliary interfaces, two auxiliary interfaces department all is connected with the connecting pipe, and two the terminal of connecting pipe all is connected with the tee bend pipe, the upper end of tee bend pipe is connected with the tee bend valve, the lower extreme of tee bend pipe is connected with the taper sleeve; the three-way valve comprises a valve cover and a closed well, wherein the closed well penetrates through and is fixed on the valve cover, an endoscope sealing cap is arranged at the upper end of the closed well, a vent hole is formed in the side wall of the closed well, and the vent hole is communicated with a side branch of the three-way pipe; the inner side of the valve cover is provided with a plurality of limiting blocks, corresponding to each other, the upper end of the three-way pipe is provided with a limiting ring, and the valve cover is in rotary connection with the three-way pipe through the limiting blocks and the limiting rings; the valve cover is provided with a rotating spanner, a limiting rib is arranged inside the rotating spanner, a false rotation preventing groove and two rotation stopping blocks are arranged at the limiting ring, the two rotation stopping blocks are respectively positioned at two sides of the false rotation preventing groove, and the limiting rib is matched with the false rotation preventing groove.

Preferably, the rotating wrench is internally provided with a fixing rib, and the fixing rib and the limiting rib are vertically fixed.

Preferably, the valve cover is provided with a sealing cap fixing column, the sealing cap fixing column is connected with a sealing cap connecting band, and the sealing cap connecting band is fixedly connected with the endoscope sealing cap.

Preferably, the endoscope sealing cap comprises a first layer of cap and a second layer of cap, and the first layer of cap and the second layer of cap are detachably covered; the second layer of cap is fixedly connected with the sealing cap connecting band, the cap connecting band is arranged at the second layer of cap, and the tail end of the cap connecting band is connected with the first layer of cap.

Preferably, a sealing plug is arranged on the first layer of cap, and a small hole is arranged on the second layer of cap; the diameter of the small hole is smaller than 5mm.

Preferably, the top of the rotating spanner is provided with a marking protrusion.

Preferably, the outer wall of the taper sleeve is provided with a plurality of connecting fixing columns.

Compared with the prior art, the utility model has the beneficial effects that:

(1) According to the single-lung isolation blocking joint for the double-cavity bronchial intubation, disclosed by the utility model, the switching structure of the three-way valve is optimized, and the design of the anti-misoperation groove enables an operator to apply certain force to the rotating spanner to rotate the rotating spanner, so that the airway opening caused by misoperation is greatly improved; the two sides of the anti-misoperation groove are respectively provided with a rotation stop block to prevent the rotating spanner from rotating excessively; the design of the anti-misoperation groove and the rotation stop block can limit the rotation angle of the rotation wrench to a range, so that the usability of the product is improved, and meanwhile, the stability of the product can be controlled;

(2) The double-cavity bronchial intubation single-lung isolation blocking joint provided by the utility model divides the design of the endoscope sealing cap into the first layer of cap and the second layer of cap, and the design can enable the product to adapt to endoscope tools with different specifications.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a connecting pipe according to the present utility model;

FIG. 3 is a schematic view of the endoscope sealing cap of the present utility model;

FIG. 4 is a schematic illustration of a valve cover-seal well assembly of the present utility model;

FIG. 5 is a schematic view of a partial structure of the present utility model;

FIG. 6 is a schematic diagram of a second embodiment of a valve cover-seal well assembly of the present utility model;

FIG. 7 is a schematic view of a tee of the present utility model;

in the figure: 1. a fork-type joint; 2. a main interface; 3. a secondary interface; 4. a connecting pipe; 5. a three-way pipe; 6. a taper sleeve; 7. fixing the connecting column; 8. a three-way valve; 9. a valve cover; 10. closing the well; 11. a limiting block; 12. a limiting ring; 13. rotating a wrench; 14. a limit rib; 15. anti-misoperation groove; 16. a rotation stop block; 17. fixing ribs; 18. a vent hole; 19. a marking protrusion; 20. an endoscope sealing cap; 21. a first layer of caps; 22. a second layer of caps; 23. sealing cap fixing columns; 24. a sealing cap connecting band; 25. a cap connection strap; 26. a small hole; 27. and (5) sealing plugs.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, the present utility model provides a technical solution for a single-lung isolation blocking joint of a dual-lumen bronchial catheter:

a single-lung isolation blocking joint of a double-cavity bronchial intubation comprises a fork joint 1, wherein the fork joint 1 comprises a main joint 2 and two auxiliary joints 3. The two auxiliary interfaces 3 are connected with connecting pipes 4, and the tail ends of the two connecting pipes 4 are connected with a three-way pipe 5. The lower end of the three-way pipe 5 is connected with a taper sleeve 6, the taper sleeve 6 is used for connecting other pipelines, and two fixed connecting columns 7 are arranged outside the taper sleeve 6 in order to prevent the connected pipelines from falling off. The use method of the fixed connection column 7 is that after other pipelines are connected with the taper sleeve 6, after the adhesive tape is wound on the other pipelines, the adhesive tape is further wound on the two fixed connection columns 7, and the fixed connection between the taper sleeve 6 and the other pipelines is realized. The upper end of the three-way pipe 5 is connected with a three-way valve 8, the three-way valve 8 comprises a valve cover 9 and a closed well 10, and the closed well 10 penetrates through the valve cover 9 and is fixedly connected to the valve cover 9. In order to fixedly connect the three-way valve 8 to the three-way pipe 5, two limiting blocks 12 are arranged on the inner wall of the valve cover 9, and a limiting ring 13 is correspondingly arranged at the upper end of the three-way pipe 5. The limiting ring 13 is matched with the limiting block 12, so that the valve cover 9 and the three-way pipe 5 are in rotary connection. In order to facilitate the rotation between the valve cover 9 and the tee 5, a rotating wrench 14 is provided on the valve cover 9, and by pushing the rotating wrench 14, the valve cover 11 can be easily pushed to rotate. In order to prevent the corresponding air passage from being opened or closed due to the false touch of an operator, a limiting rib 15 is arranged in the rotating spanner 14, and a false rotation preventing groove 16 is correspondingly arranged at the limiting ring 13 of the closed well 10. The limit rib 15 is matched with the anti-misoperation groove 16, and an operator needs to apply certain force to the rotating spanner 14 to rotate the valve cover 9 when rotating the valve cover 9. In order to limit the rotation angle of the valve cover 9 and prevent the valve cover 9 from rotating excessively, two rotation stop blocks 16 are arranged at the limiting ring 12 of the closed well 10, and the two rotation stop blocks 16 are respectively positioned at two sides of the anti-misoperation groove 15. In the process of rotating the valve cover 9, the limiting rib 14 is used for matching with the anti-misoperation groove 15 and the rotation stop block 16, and in order to strengthen the strength of the limiting rib 14, a fixing rib 17 is arranged in the rotating spanner 13, and the fixing rib 17 is vertically fixed with the limiting rib 14. The side wall of the closed well 10 is provided with a vent hole 18, the vent hole 18 corresponds to the position of the anti-misoperation groove 15, and when the limit rib 14 is embedded into the anti-misoperation groove 15, the vent hole 18 is just aligned with the side branch pipe of the three-way pipe 5. When the valve cover 9 rotates anticlockwise or clockwise, the vent hole 18 and the side branch pipe of the three-way pipe 5 are dislocated, the opening of the air passage can be gradually reduced, and the air passage is completely closed after a certain angle is turned. In order to identify the angle of rotation, an identification protrusion 19 is provided on the top of the turning wrench 13. An endoscope sealing cap 20 is arranged at the upper end of the closed well 10, and in order to adapt to endoscopes of different specifications, the endoscope sealing cap 20 comprises a first layer of cap 21 and a second layer of cap 22, and the first layer of cap 21 and the second layer of cap 22 are detachably covered. A second cap 22 is removably mounted to the closed well 10. In order to prevent the endoscope sealing cap 20 from falling off, a sealing cap fixing column 23 is arranged at the valve cover 9, a sealing cap connecting band 24 is connected at the sealing cap fixing column 23, and the tail end of the sealing cap connecting band 24 is fixedly connected with a second layer of cap 22. A cap connecting band 25 is connected between the second cap 22 and the first cap 21 to prevent the first cap 21 from being lost. The endoscope sealing cover 20 is designed to comprise a first layer of cap cover 21 and a second layer of cap cover 22, wherein a sealing plug 27 is arranged in the first layer of cap cover 21, a small hole 26 is arranged at the second layer of cap cover 22, the diameter of the small hole 26 is 4mm, the sealing plug 27 is used for sealing the small hole 26, and the first layer of cap cover 21 is opened, so that the endoscope sealing cover can be suitable for small-sized endoscope instruments; the second cap 22 is opened to allow passage of a large-sized endoscopic instrument under a three-way tube having an inner diameter of 8 mm.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A single lung isolation blocking joint of double-cavity bronchial intubation is characterized in that: the three-way pipe comprises a fork-shaped joint, wherein the fork-shaped joint comprises a main joint and two auxiliary joints, connecting pipes are connected to the two auxiliary joints, three-way pipes are connected to the tail ends of the two connecting pipes, a three-way valve is connected to the upper end of the three-way pipe, and a taper sleeve is connected to the lower end of the three-way pipe; the three-way valve comprises a valve cover and a closed well, wherein the closed well penetrates through and is fixed on the valve cover, an endoscope sealing cap is arranged at the upper end of the closed well, a vent hole is formed in the side wall of the closed well, and the vent hole is communicated with a side branch of the three-way pipe; the inner side of the valve cover is provided with a plurality of limiting blocks, corresponding to each other, the upper end of the three-way pipe is provided with a limiting ring, and the valve cover is in rotary connection with the three-way pipe through the limiting blocks and the limiting rings; the valve cover is provided with a rotating spanner, a limiting rib is arranged inside the rotating spanner, a false rotation preventing groove and two rotation stopping blocks are arranged at the limiting ring, the two rotation stopping blocks are respectively positioned at two sides of the false rotation preventing groove, and the limiting rib is matched with the false rotation preventing groove.

2. A double lumen bronchocannula single lung isolation blocking joint according to claim 1, wherein: the rotating wrench is internally provided with a fixing rib, and the fixing rib is vertically fixed with the limiting rib.

3. A double lumen bronchocannula single lung isolation blocking joint according to claim 1, wherein: the valve cover is provided with a sealing cap fixing column, a sealing cap connecting band is connected to the sealing cap fixing column, and the sealing cap connecting band is fixedly connected with the endoscope sealing cap.

4. A double lumen bronchocannula single lung isolation blocking joint according to claim 3, wherein: the endoscope sealing cap comprises a first layer of cap and a second layer of cap, and the first layer of cap and the second layer of cap are detachably covered; the second layer of cap is fixedly connected with the sealing cap connecting band, the cap connecting band is arranged at the second layer of cap, and the tail end of the cap connecting band is connected with the first layer of cap.

5. A double lumen bronchocannula single lung isolation blocking joint according to claim 4, wherein: a sealing plug is arranged on the first layer of cap, and a small hole is arranged on the second layer of cap; the diameter of the small hole is smaller than 5mm.

6. A double lumen bronchocannula single lung isolation blocking joint according to claim 1, wherein: the top of the rotating spanner is provided with a marking protrusion.

7. A double lumen bronchocannula single lung isolation blocking joint according to claim 1, wherein: the outer wall of the taper sleeve is provided with a plurality of connecting fixing columns.