CN213665516U

CN213665516U - Bronchus plugging device

Info

Publication number: CN213665516U
Application number: CN202022435063.3U
Authority: CN
Inventors: 彭静; 赵力; 陶群芬; 王忠慧; 马维浩; 张春晏; 金其凤; 杨寒雁; 邵世豪
Original assignee: Third Affiliated Hospital of Kunming Medical University
Current assignee: Third Affiliated Hospital of Kunming Medical University
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-07-13
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a bronchus blocking device, which comprises a BB pipe, wherein one end of the BB pipe is connected with a catheter, one side of the bottom of the BB pipe is fixedly provided with a support block, the inner side of the support block is fixedly provided with a support rod I, one end of the support rod I, which is far away from the support block, is provided with a support rod II through the rotation of the hinge I, the bottom of the support rod II is fixedly connected with a bottom block through an inclined rod, the bottom of the support rod I is fixedly provided with a telescopic rod, the bottom end of the telescopic rod is fixedly provided with a support rod through a screw, the other end of the support rod is rotatably connected with the support block through the hinge II, the top of the support rod II is fixedly provided with a positioning block, the top of the positioning block is provided with a groove, two sides in the groove are respectively provided with a through groove, the catheter, the angle of tanpa angle limits the problem of clinically difficult BB tube sealing of the right superior lung lobe.

Description

Bronchus plugging device

Technical Field

The utility model relates to a bronchus plugging device technical field especially relates to a bronchus plugging device.

Background

The double-lung isolation technology for the non-operation side lung ventilation and the operation side lung collapse is called a single-lung ventilation technology, the single-lung ventilation technology provides a good operation visual field for surgeons, and blood and secretion of the operation side lung lobe are prevented from polluting healthy side lungs, so the double-lung isolation technology is widely applied to chest and heart surgery, orthopedics and other operations related to thoracic cavity, tools for implementing the single-lung ventilation mainly comprise a double-cavity bronchial catheter and a bronchial occluder, the double-cavity bronchial catheter is widely used as a gold standard of a single-lung ventilation airway tool, but the defects exist, such as high incidence rate of postoperative hoarseness and sore throat, difficult airway and difficult intubation of patients of low age, and the like.

The bronchial occluder has been gradually raised in recent years, and has shown certain advantages in clinical application. The bronchus stopper is matched with a single-cavity tracheal catheter for single lung ventilation, has the advantages of minimally invasive and no need of replacing the tracheal catheter for patients entering ICU after operation, is suitable for patients with difficult airways, children, old people, low lung function, selective lung segment obstruction and the like, has wide application range and high success rate of difficult intubation, can improve oxygenation, adopts a method of firstly blind insertion and then adjusting and positioning by a fiber bronchoscope for placement of BB clinically at present, and can smoothly block the lower lobes of the right lung and the upper and lower lobes of the left lung by utilizing different orientations of tanpa angle.

However, because the upper right lung lobe bronchus opening is too close to the carina, if do the shutoff of selectivity lung lobe because the angle of shutoff upper right lung lobe is hardly lifted to the BB pipe anterior segment, the angle of tanpa angle limits promptly makes and hardly blocks the upper right lung lobe with the BB pipe clinically, consequently the utility model provides a bronchus occluder solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a bronchus plugging device to the not enough of prior art existence, concrete technical scheme as follows:

a bronchus stopper comprises a BB pipe, wherein one end of the BB pipe is connected with a catheter, one side of the bottom of the BB pipe is fixedly provided with a supporting block, the inner side of the supporting block is fixedly provided with a first supporting rod, one end of the first supporting rod, which is far away from the supporting block, is rotatably provided with a second supporting rod through a first hinge, the bottom of the second supporting rod is fixedly connected with a bottom block through an inclined rod, the bottom of the first supporting rod is fixedly provided with a telescopic rod, the length of the telescopic rod can be adjusted, the length of the telescopic rod can be fixed, the bottom end of the telescopic rod is fixedly provided with a resisting rod through a screw, the other end of the resisting rod is rotatably connected with a resisting block through a second hinge, the resisting block is propped against the lower part of the bottom block, the top of the second supporting rod is fixedly provided with a positioning block, the top of the positioning block, the lead to the inslot side and all be provided with buffering protection mechanism, the pipe is located one side of buffering protection mechanism.

Preferably, the end of the catheter far away from the BB tube is provided with a cuff, the side of the cuff far away from the catheter is provided with a plug, and the end of the BB tube far away from the catheter is provided with a BB tube front end part.

Preferably, the telescopic rod comprises a fixed rod, a movable rod is movably inserted at the bottom end of the fixed rod, an elastic screw is arranged on the side wall of the lower end of the fixed rod, the elastic screw is in threaded fit with the fixed rod, the movable rod is abutted and fixed through screwing the elastic screw, and the bottom end of the movable rod is fixedly connected with the abutting rod through a screw.

Preferably, the buffering protection mechanism includes the fixed block, the fixed block is fixed to be set up lead to the groove lateral wall, the standing groove has been seted up at the fixed block top, the standing groove internalization is provided with the movable block, the fixed flexible post of a plurality of that is provided with of bottom in the standing groove, flexible capital end with movable block fixed connection, the cover is equipped with compression spring on the flexible post.

Preferably, the surface of the compression spring is coated with antirust paint.

Preferably, the cross section of the abutting block is rectangular.

Compared with the prior art, the utility model beneficial effect who has is:

1. through the arrangement of the telescopic rod, the abutting rod, the first support rod, the second support rod, the positioning block and the like, the depth of the movable rod inserted into the fixed rod is adjusted according to the angle requirement of the Tampan angle, the movable rod drives the positioning block to move upwards, the positioning block drives the catheter to move upwards to a proper position, the angle of the catheter can be adjusted at the moment, namely the angle of the Tappa angle is adjusted, so that the front end of the BB tube is adjusted to be capable of upwards tilting to block the opening of the upper right lung lobe, the aim of selectively blocking the opening of the upper right lung lobe is fulfilled, and the problem that the upper right lung lobe is difficult to block the upper right lung lobe clinically due to the fact that the opening of the bronchus of the upper right lung;

2. through the movable block, fixed block, flexible post and compression spring isotructure that set up, the pipe passes two logical grooves and sets up on the locating piece, and the locating piece has certain buffering protection's effect to the pipe under flexible post and compression spring's effect when reciprocating the regulation pipe, prevents that crowded indentation from appearing in the pipe.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a front view of a bronchial occluder provided by the present invention;

FIG. 2 shows an enlarged schematic view of section A of the present invention;

fig. 3 is a perspective view of a positioning block in the bronchial occlusion device provided by the present invention;

fig. 4 is a cross-sectional view of the buffering protection mechanism in the bronchial occlusion device provided by the utility model.

In the figure: the device comprises a 1-BB pipe front end part, a 2-BB pipe, a 3-supporting block, a 4-positioning block, a 5-catheter, a 6-cuff, a 7-plug, a 8-supporting rod I, a 9-fixed rod, a 10-elastic screw rod, an 11-movable rod, a 12-screw, a 13-abutting rod, a 14-hinge II, a 15-abutting block, a 16-hinge I, a 17-supporting rod II, an 18-bottom block, a 19-, 20-through groove, a 21-buffer protection mechanism, a 2101-movable block, a 2102-fixed block, a 2103-placing groove, a 2104-telescopic column and a 2105-compression spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a bronchus blocking device comprises a BB tube 2, wherein one end of the BB tube 2 is connected with a catheter 5, one side of the bottom of the BB tube 2 is fixedly provided with a supporting block 3, the inner side of the supporting block 3 is fixedly provided with a supporting rod I8, one end of the supporting rod I8 far away from the supporting block 3 is rotatably provided with a supporting rod II 17 through a hinge I16, the bottom of the supporting rod II 17 is fixedly connected with a bottom block 18 through an inclined rod 19, the bottom of the supporting rod I8 is fixedly provided with a telescopic rod, the telescopic rod comprises a fixed rod 9, a movable rod 11 is movably inserted at the bottom end of the fixed rod 9, the side wall of the lower end of the fixed rod 9 is provided with an elastic screw 10, the elastic screw 10 is in threaded fit with the fixed rod 9, the movable rod 11 is fixedly abutted against through the elastic screw 10, the bottom end of the movable rod 11, support the block 15 transversal and personally submit rectangle, support block 15 and support the below at bottom block 18, the fixed locating piece 4 that is provided with in branch two 17 tops, locating piece 4 top is seted up flutedly, logical groove 20 has been seted up respectively to both sides in the recess, logical groove 20 communicates with each other with the recess, pipe 5 passes two logical grooves 20 and sets up on locating piece 4, logical groove 20 inboard all is provided with buffer protection mechanism 21, pipe 5 is located one side of buffer protection mechanism 21, the one end that pipe 5 kept away from BB pipe 2 is provided with cuff 6, the one side that pipe 5 was kept away from to cuff 6 is provided with plug 7, the one end that pipe 5 was kept away from to BB pipe 2 is provided with BB pipe front end portion.

Through the arrangement of the telescopic rod, the abutting rod 13, the first support rod 8, the second support rod 17, the positioning block 4 and the like, according to the angle requirement of the Tampan angle, the depth of the movable rod 11 inserted into the fixed rod 9 is adjusted, the movable rod 11 drives the abutting rod 13 to move upwards, the abutting rod 13 drives the bottom block 18 to move upwards, the bottom block 18 drives the second support rod 17 to move, the second support rod 17 rotates under the action of the first hinge 16, the second support rod 17 drives the positioning block 4 to move, the positioning block 4 drives the catheter 5 to move upwards to a proper position, the position of the movable rod 11 is fixed by screwing the elastic screw rod 10, the angle of the catheter 5 can be adjusted at the moment, namely, the angle of the Tappan angle is adjusted, so that the front end of the BB tube can be adjusted to upwarp to block the opening of the upper right;

as the improvement of the above technical scheme, the buffering protection mechanism 21 comprises a fixed block 2102, the fixed block 2102 is fixedly arranged on the side wall of the through groove 20, a placing groove 2103 is formed in the top of the fixed block 2102, a movable block 2101 is movably arranged in the placing groove 2103, a plurality of telescopic columns 2104 are fixedly arranged at the bottom in the placing groove 2103, the top ends of the telescopic columns 2104 are fixedly connected with the movable block 2101, a compression spring 2105 is sleeved on each telescopic column 2104, and antirust paint is coated on the surface of each compression spring 2105.

Through the structures of the movable block 2101, the fixed block 2102, the telescopic column 2104, the compression spring 2105 and the like, the guide tube 5 penetrates through the two through grooves 20 and is erected on the positioning block 4, and when the positioning block 4 adjusts the guide tube 5 in an up-and-down movement mode, the guide tube 5 has a certain buffering protection effect under the effects of the telescopic column 2104 and the compression spring 2105, so that the guide tube 5 is prevented from being squeezed and indented;

when the device is used, according to the angle requirement of the Tampana, the depth of the movable rod 11 inserted into the fixed rod 9 is adjusted, the movable rod 11 drives the abutting rod 13 to move upwards, the abutting rod 13 drives the bottom block 18 to move upwards, the bottom block 18 drives the second supporting rod 17 to move, the second supporting rod 17 rotates under the action of the first hinge 16, the second supporting rod 17 drives the positioning block 4 to move, the positioning block 4 drives the catheter 5 to move upwards to a proper position, the position of the movable rod 11 is fixed by screwing the elastic screw 10, the angle of the catheter 5 can be adjusted at the moment, namely the angle of the Tappa is adjusted, so that the front end of the BB tube can be adjusted to upwarp to block the opening of the upper right lung lobe, the purpose of selectively blocking the opening of the upper right lung lobe is achieved, and the problem that the upper lung lobe of the right lung is difficult to be clinically blocked by the BB tube due to the fact that the opening of the upper; the guide pipe 5 passes through the two through grooves 20 and is erected on the positioning block 4, and when the positioning block 4 moves up and down to adjust the guide pipe 5, the guide pipe 5 is protected by buffering under the action of the telescopic column 2104 and the compression spring 2105, so that the guide pipe 5 is prevented from being squeezed and indented.

The details of the present invention are well known to those skilled in the art.

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

Claims

1. A bronchus occluder comprises a BB pipe (2) and is characterized in that one end of the BB pipe (2) is connected with a catheter (5), a supporting block (3) is fixedly arranged on one side of the bottom of the BB pipe (2), a first supporting rod (8) is fixedly arranged on the inner side of the supporting block (3), one end, far away from the supporting block (3), of the first supporting rod (8) is rotatably provided with a second supporting rod (17) through a first hinge (16), the bottom of the second supporting rod (17) is fixedly connected with a bottom block (18) through an inclined rod (19), a telescopic rod is fixedly arranged at the bottom of the first supporting rod (8), the length of the telescopic rod can be adjusted, the length of the telescopic rod can be fixed, a resisting rod (13) is fixedly arranged at the bottom end of the telescopic rod through a screw (12), the other end of the resisting rod (13) is rotatably connected with a resisting block (15) through a second hinge (14), and, a positioning block (4) is fixedly arranged at the top of the second support rod (17), a groove is formed in the top of the positioning block (4), through grooves (20) are formed in two sides of each groove respectively, the through grooves (20) are communicated with the grooves, the guide pipe (5) penetrates through the two through grooves (20) and is erected on the positioning block (4), a buffer protection mechanism (21) is arranged on the inner side of each through groove (20), and the guide pipe (5) is located on one side of the buffer protection mechanism (21).

2. A bronchial occlusion device, according to claim 1, characterized in that: one end, far away from the BB pipe (2), of the catheter (5) is provided with a cuff (6), one side, far away from the catheter (5), of the cuff (6) is provided with a plug (7), and one end, far away from the catheter (5), of the BB pipe (2) is provided with a BB pipe front end part (1).

3. A bronchial occlusion device, according to claim 1, characterized in that: the telescopic link includes dead lever (9), dead lever (9) bottom activity is inserted and is equipped with movable rod (11), dead lever (9) lower extreme lateral wall is provided with elasticity screw rod (10), elasticity screw rod (10) with dead lever (9) screw-thread fit, movable rod (11) are through screwing elasticity screw rod (10) support fixedly, movable rod (11) bottom is passed through screw (12) with support pole (13) fixed connection.

4. A bronchial occlusion device, according to claim 1, characterized in that: buffer protection mechanism (21) includes fixed block (2102), fixed block (2102) are fixed to be set up lead to groove (20) lateral wall, standing groove (2103) have been seted up at fixed block (2102) top, the activity is provided with movable block (2101) in standing groove (2103), the bottom is fixed in standing groove (2103) is provided with a plurality of flexible post (2104), flexible post (2104) top with movable block (2101) fixed connection, the cover is equipped with compression spring (2105) on flexible post (2104).

5. A bronchial occlusion device, according to claim 4, characterized in that: the surface of the compression spring (2105) is coated with antirust paint.

6. A bronchial occlusion device, according to claim 1, characterized in that: the cross section of the abutting block (15) is rectangular.