CN215994981U

CN215994981U - Thoracic drainage exhaust device

Info

Publication number: CN215994981U
Application number: CN202020578401.6U
Authority: CN
Inventors: 刘高峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2022-03-11
Anticipated expiration: 2030-04-17

Abstract

The utility model relates to the technical field of medical and sanitary equipment, in particular to a thoracic drainage and exhaust device. The technical problems to be solved by the utility model are that the conventional thoracic drainage device is large in size, inconvenient to carry and inconvenient to use during emergency treatment of thoracic drainage operation. In order to solve the technical problem, the utility model provides a thoracic drainage exhaust device which comprises a shell, wherein the top of the shell is fixedly connected with a top cover, and the bottom surface of the top cover is fixedly connected with a sealing plate. The device exhaust time spheroid exhaust that rises to realize closed effect through atmospheric pressure and spheroid self gravity and thorax negative pressure, can discharge pleural effusion and flatulence and prevent hydrops backward flow and air admission thorax by effectual cooperation drainage tube, the device simple structure conveniently carries and uses more, especially is fit for emergent thoracic drainage operation, and the device links up also more convenient with conventional drainage tube, need not solitary pipeline and negative pressure induced air device, and it is convenient to use.

Description

Thoracic drainage exhaust device

Technical Field

The utility model relates to the technical field of medical and sanitary equipment, in particular to a thoracic drainage and exhaust device.

Background

Thoracic drainage is a commonly used method in thoracic and cardiac surgery, and aims to remove fluid, gas and blood from the thoracic cavity, recover and maintain negative pressure in the thoracic cavity, maintain the normal position of the mediastinum, promote the rapid expansion of the operated lung and prevent infection.

The chest drainage device of current conventionality is bulky, inconvenient carrying when carrying out the first aid task, and the interface and the pipe fitting that conventional device connects are more, need cooperate equipment such as negative pressure induced air, link up complicacy with hardware equipment, these problems lead to the device use time delay mistake first aid time easily.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a thoracic drainage exhaust device, which solves the problems that the conventional thoracic drainage device is large in size, inconvenient to carry and inconvenient to use during emergency treatment of thoracic drainage operation.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a thorax drainage exhaust apparatus, includes the casing, the top fixedly connected with top cap of casing, the bottom surface fixedly connected with shrouding of top cap, shrouding bottom surface fixedly connected with bottle, two baffles of the inside fixedly connected with of bottle, two the baffle divides into inlet channel, cuts passageway and exhaust passage in proper order the bottle is inside from left to right, inlet channel, the cross-section of cutting passageway and exhaust passage are circular.

The top fixedly connected with intake pipe of inlet channel, the top of intake pipe is run through shrouding and top cap and extend to the outside of casing, inlet channel's bottom with cut the bottom of passageway and communicate with each other.

Cut the fixed two fixed plates that have cup jointed in middle part of passageway, two equal fixedly connected with conical surface plug in relative one side of fixed plate, the top side the bottom fixedly connected with reset spring of conical surface plug, reset spring's bottom fixedly connected with reset ring, cut the passageway internalization and cup jointed the spheroid, spheroidal top surface with reset ring cooperatees, cut the right side of passageway inner wall and seted up the overflow hole, the right side fixedly connected with pipe in overflow hole, the bottom of pipe extends to right exhaust passage's bottom.

The fixed plate, two of top side baffle and shrouding enclose jointly and enclose into the slow pressure chamber, the top fixedly connected with slow pressure pipe in slow pressure chamber, the top of slow pressure pipe runs through shrouding and top cap and extend to the outside of casing, and the bottom surface of slow pressure pipe inner wall is filled with the aseptic cotton.

The top of the exhaust passage is fixedly connected with an exhaust pipe, and the top end of the exhaust pipe penetrates through the sealing plate and the top cover and extends to the outside of the shell.

Further preferably, the bottle body is made of transparent polycarbonate, the left side surface and the right side surface of the inner wall of the bottle body are semicircular arcs, and the radian of the left side surface and the radian of the right side surface of the inner wall of the bottle body are the same as that of the left side surface and the right side surface of the partition plate.

Preferably, the axial lead positions of the fixed plate and the conical rubber plug are provided with communicated through holes, and the through holes penetrate through the top surfaces and the bottom surfaces of the fixed plate and the conical rubber plug.

Preferably, the conical surfaces of the inner walls of the two conical rubber plugs are opposite, the included angle between the generatrix of the conical rubber plug at the top side and the bottom surface of the conical rubber plug is 30 degrees, and the included angle between the generatrix of the conical rubber plug at the bottom side and the bottom surface of the conical rubber plug at the bottom side is 45 degrees.

Further preferably, the material of spheroid is silica gel, the diameter of spheroid is reset 1.5 times of ring internal diameter, the diameter of spheroid is cut off 1.2 times of the cross-sectional diameter of passageway.

Preferably, the left side surface of the overflow hole is provided with a concave surface, and the diameter of the spherical surface where the concave surface is located is 1.1 times of the diameter of the section of the intercepting channel.

(III) advantageous effects

The utility model provides a thoracic drainage and exhaust device, which has the following beneficial effects:

(1) the device is through spheroid, admission line, cut the spheroid and exhaust duct between mutually supporting when having realized the exhaust, the spheroid rises the exhaust to realize closed effect through atmospheric pressure and spheroid self gravity and thorax negative pressure, can effectually cooperate the drainage tube with pleural effusion and flatulence discharge and prevent hydrops backward flow and air admission thorax.

(2) The device simple structure compares and is littleer with conventional thorax drainage exhaust apparatus volume, conveniently carries and uses more, is particularly suitable for emergent thorax drainage operation, and the device pipe fitting only is two, and is also more convenient linking with conventional drainage tube, need not solitary pipeline and negative pressure induced air device, and it is convenient to use.

Drawings

FIG. 1 is a front cross-sectional view of the structure of the present invention;

FIG. 2 is a cross-sectional top view of the bottle of the present invention;

fig. 3 is a bottom view of the reset ring of the present invention.

In the figure: the device comprises a shell 1, a top cover 2, a sealing plate 3, a bottle body 4, a partition plate 5, an air inlet channel 6, a cut-off channel 7, an exhaust channel 8, an air inlet pipe 9, a fixing plate 10, a conical rubber plug 11, a return spring 12, a return ring 13, a sphere 14, an overflow hole 15, a catheter 16, a slow-pressure cavity 17, a slow-pressure pipe 18, a disinfectant cotton 19 and an exhaust pipe 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a thorax drainage exhaust apparatus, which comprises a housin 1, casing 1's top fixedly connected with top cap 2, the bottom surface fixedly connected with shrouding 3 of

top cap

2, 3 bottom surface fixedly connected with bottles 4 of shrouding, two baffles 5 of the inside fixedly connected with of bottle 4, two baffles 5 divide into inlet channel 6 by left to right in proper order with bottle 4 inside, cut passageway 7 and exhaust passage 8, inlet channel 6, the cross-section of cutting passageway 7 and exhaust passage 8 is circular, the material of bottle 4 is transparent polycarbonate, the side is the semicircle about the inner wall of bottle 4, the radian of the side is the same about the inner wall of bottle 4 with the radian of baffle 5.

The top end of the air inlet channel 6 is fixedly connected with an air inlet pipe 9, the top end of the air inlet pipe 9 penetrates through the sealing plate 3 and the top cover 2 and extends to the outside of the shell 1, and the bottom end of the air inlet channel 6 is communicated with the bottom end of the cut-off channel 7.

The middle part of the cut channel 7 is fixedly sleeved with two fixing plates 10, opposite sides of the two fixing plates 10 are fixedly connected with conical surface rubber plugs 11, the axial lead positions of the fixing plates 10 and the conical surface rubber plugs 11 are provided with communicated through holes, the through holes penetrate through the top surfaces and the bottom surfaces of the fixing plates 10 and the conical surface rubber plugs 11, the conical surface positions of the inner walls of the two conical surface rubber plugs 11 are opposite, the included angle between the bus of the top side conical surface rubber plug 11 and the bottom surface thereof is 30 degrees, the included angle between the bus of the bottom side conical surface rubber plug 11 and the bottom surface thereof is 45 degrees, the bottom end of the top side conical surface rubber plug 11 is fixedly connected with a reset spring 12, the bottom end of the reset spring 12 is fixedly connected with a reset ring 13, the position of the sphere 14 is limited by the reset ring 13 and the reset spring 12, the reset ring 13 and the reset spring 12 can push the sphere 14 to the surface of the sphere 14 downwards to cover the overflow hole 15, and avoid the chest gas or liquid accumulation of a patient, the problem of barrier failure of the intercepting channel 7 and the exhaust channel 8 caused by insufficient negative pressure in the thoracic cavity is solved, a sphere 14 is movably sleeved in the intercepting channel 7, the sphere 14 is made of silica gel, the sphere 14 has certain elasticity, the diameter of the sphere 14 is 1.5 times of the inner diameter of the reset ring 13, the diameter of the sphere 14 is 1.2 times of the section diameter of the intercepting channel 7, the sphere 14 always keeps certain deformation and elastic potential energy when in the intercepting channel 7 and is always tightly attached to the inner wall of the intercepting channel 7, a good air tightness effect is provided, the top surface of the sphere 14 is matched with the reset ring 13, an overflow hole 15 is formed in the right side of the inner wall of the intercepting channel 7, a concave surface is formed in the left side surface of the overflow hole 15, the spherical surface where the concave surface is located is 1.1 time of the section diameter of the intercepting channel 7, and the engagement and blocking effects of the overflow hole 15 in the resetting blocking process are enhanced through the concave surface, reduce the backward flow of hydrops and flatulence, the right side fixedly connected with pipe 16 of overflow hole 15, the bottom of pipe 16 extends to the bottom of exhaust passage 8 to the right. Because the shell 1 is horizontally placed when in use, part of pleural effusion stored at the bottom of the exhaust channel 8 through the conduit 16 can form a water sealing effect, thereby blocking the backflow of outside air and exhausted pleural flatulence and avoiding the problems of generating open pneumothorax and the like.

Fixed plate 10, two baffles 5 and shrouding 3 on top side enclose jointly and enclose into pressure relieving chamber 17, and the top fixedly connected with in pressure relieving chamber 17 presses the pipe 18 slowly, and the top of pressing the pipe 18 slowly runs through shrouding 3 and top cap 2 and extends to the outside of casing 1, and the bottom surface of pressing the pipe 18 inner wall slowly is filled with aseptic cotton 19. Because the contraction produces the negative pressure behind the drainage of thorax, the separation that resets of spheroid 14 needs the help of external atmospheric pressure, carries out certain degree sterilization to the outside air through aseptic cotton 19, avoids slowly pressing in-process bacterium along with the air admission equipment, pollutes equipment and influences patient safety in utilization.

An exhaust pipe 20 is fixedly connected to the top of the exhaust passage 8, and the top end of the exhaust pipe 20 penetrates the closing plate 3 and the top cover 2 and extends to the outside of the housing 1.

The working principle is as follows: one end of a drainage tube commonly used in the prior art is fixedly connected to the air inlet pipe 9, and the shell 1 is horizontally placed. When the thoracic cavity is expanded, effusion and gas in the thoracic cavity enter the air inlet pipeline 6 and jack up the ball 14 until the position of the ball 14 is lifted to the conical rubber plug 11 on the top side, at the moment, the return spring 12 accumulates elastic potential energy, the ball 14 does not cover the overflow hole 15, the overflow hole 15 is arranged below the ball 14, the lower half section of the cut-off channel 7 is communicated with the exhaust channel 8, and the effusion and thoracic cavity flatulence can enter the catheter 16 and the exhaust channel 8 through the overflow hole 15 and flow out of the equipment through the exhaust pipe 20;

when the thoracic cavity contracts after pressure is discharged, negative pressure is formed inside the thoracic cavity, the ball 14 is firstly pushed downwards to the covering overflow hole 15 by kinetic energy converted by the elastic potential energy of the return spring 12, then the ball 14 is driven to move downwards by the atmospheric pressure and the self gravity of the ball 14 and is abutted against the conical rubber plug 11 at the bottom side, at the moment, the overflow hole 15 is arranged above the ball 14, the ball 14 blocks the cut channel 7, the lower half section of the cut channel 7 is not communicated with the exhaust channel 8, the thoracic cavity is pressurized and blocked to stop effusion and flatulence backflow which passes through the overflow hole 15, and the unidirectional drainage action is completed.

Claims

1. A chest drainage exhaust apparatus, includes casing (1), its characterized in that: the top of the shell (1) is fixedly connected with a top cover (2), the bottom surface of the top cover (2) is fixedly connected with a sealing plate (3), the bottom surface of the sealing plate (3) is fixedly connected with a bottle body (4), the interior of the bottle body (4) is fixedly connected with two partition plates (5), the interior of the bottle body (4) is sequentially divided into an air inlet channel (6), a cut-off channel (7) and an exhaust channel (8) by the two partition plates (5) from left to right, and the cross sections of the air inlet channel (6), the cut-off channel (7) and the exhaust channel (8) are circular;

the top end of the air inlet channel (6) is fixedly connected with an air inlet pipe (9), the top end of the air inlet pipe (9) penetrates through the sealing plate (3) and the top cover (2) and extends to the outside of the shell (1), and the bottom end of the air inlet channel (6) is communicated with the bottom end of the cut-off channel (7);

the middle part of the cut-off channel (7) is fixedly sleeved with two fixing plates (10), one opposite sides of the two fixing plates (10) are fixedly connected with conical rubber plugs (11), the bottom end of each conical rubber plug (11) at the top side is fixedly connected with a reset spring (12), the bottom end of each reset spring (12) is fixedly connected with a reset ring (13), a sphere (14) is movably sleeved in the cut-off channel (7), the top surface of the sphere (14) is matched with the reset ring (13), the right side of the inner wall of the cut-off channel (7) is provided with an overflow hole (15), the right side of the overflow hole (15) is fixedly connected with a guide pipe (16), and the bottom end of the guide pipe (16) extends to the bottom of the exhaust channel (8) rightwards;

the fixing plate (10), the two partition plates (5) and the sealing plate (3) on the top side jointly enclose a pressure relieving cavity (17), the top end of the pressure relieving cavity (17) is fixedly connected with a pressure relieving pipe (18), the top end of the pressure relieving pipe (18) penetrates through the sealing plate (3) and the top cover (2) and extends to the outside of the shell (1), and the bottom surface of the inner wall of the pressure relieving pipe (18) is filled with sterilized cotton (19),

an exhaust pipe (20) is fixedly connected to the top of the exhaust channel (8), and the top end of the exhaust pipe (20) penetrates through the sealing plate (3) and the top cover (2) and extends to the outside of the shell (1).

2. The chest drainage venting device of claim 1, wherein: the bottle body (4) is made of transparent polycarbonate, the left side surface and the right side surface of the inner wall of the bottle body (4) are semi-circular arcs, and the radian of the left side surface and the radian of the right side surface of the inner wall of the bottle body (4) are the same as that of the left side surface and the right side surface of the partition plate (5).

3. The chest drainage venting device of claim 1, wherein: the axial lead positions of the fixed plate (10) and the conical rubber plug (11) are provided with communicated through holes, and the through holes penetrate through the top surfaces and the bottom surfaces of the fixed plate (10) and the conical rubber plug (11).

4. The chest drainage venting device of claim 1, wherein: the conical surfaces of the inner walls of the two conical rubber plugs (11) are opposite, the included angle between the bus of the conical rubber plug (11) at the top side and the bottom surface of the conical rubber plug is 30 degrees, and the included angle between the bus of the conical rubber plug (11) at the bottom side and the bottom surface of the conical rubber plug is 45 degrees.

5. The chest drainage venting device of claim 1, wherein: the material of spheroid (14) is silica gel, the diameter of spheroid (14) is reset 1.5 times of ring (13) internal diameter, the diameter of spheroid (14) is cut off 1.2 times of the cross-sectional diameter of passageway (7).

6. The chest drainage venting device of claim 1, wherein: the left side surface of the overflow hole (15) is provided with a concave surface, and the diameter of the spherical surface where the concave surface is located is 1.1 times of the diameter of the section of the intercepting channel (7).