CN113456900A

CN113456900A - One-way negative pressure structure and thoracic surgery nursing drainage device

Info

Publication number: CN113456900A
Application number: CN202110560278.4A
Authority: CN
Inventors: 陈欣; 王爽; 张洋; 赵曼; 雷英姿
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-10-01

Abstract

The invention relates to the technical field of medical instruments, in particular to a one-way negative pressure structure and a thoracic surgery nursing drainage device, which comprises a puncture needle and a box body, wherein two sides of the box body are respectively communicated with a drainage tube and a conveying tube; the drainage device can stop drainage when the accumulated liquid amount reaches a fixed amount, can remind medical staff after stopping, does not need the medical staff to be in real time, improves the working efficiency of the medical staff, solves the problem that the medical staff cannot carry out other work and reduces the working efficiency of the medical staff due to the fact that some existing drainage devices need the medical staff to monitor the accumulated liquid amount of the drainage bottle in real time, and meanwhile, the one-way negative pressure structure of the drainage device can adjust the accumulated liquid amount, and is high in practicability.

Description

One-way negative pressure structure and thoracic surgery nursing drainage device

Technical Field

The invention relates to the technical field of medical instruments, in particular to a one-way negative pressure structure and a thoracic surgery nursing drainage device.

Background

When a patient has a lesion in the pleural cavity, such as pleurisy caused by infection, blocked thoracic duct, or hemothorax or pneumothorax caused by accidental injury, excessive fluid in the pleural cavity is caused, which is called pleural effusion and is commonly called pleural effusion. Therefore, when the pleural effusion of a patient is excessive, drainage is needed, the most common drainage mode is to place the drainage tube into the thoracic cavity, the other end of the drainage tube is connected with a drainage device which is lower than the position of the thoracic cavity, and the effusion generated in the thoracic cavity is drained, so that the lung tissue is opened again to recover the function.

In order to prevent the excessive drainage from causing excessive protein loss in the body of a patient and the too fast decrease of abdominal pressure from influencing the contraction of diaphragm muscle, thereby damaging the body function of the patient, so that the drainage quantity of pleural effusion of the patient at each time should not exceed 1000ML, but the prior drainage device needs a medical worker to monitor the effusion quantity of a drainage bottle in real time in the drainage process, thereby causing the medical worker to be incapable of performing other work, reducing the work efficiency of the medical worker, meanwhile, the one-way negative pressure structure of the drainage device can not adjust the flow of the effusion, the practicability is poor, therefore, the thoracic surgery nursing drainage device which can stop drainage when the effusion quantity reaches a fixed quantity, remind the medical worker after stopping, does not need the real-time value of the medical worker, improves the work efficiency of the medical worker, solves the problem, and simultaneously provides a thoracic surgery nursing drainage device which can adjust the effusion flow, this problem is solved by a higher utility one-way negative pressure structure.

Disclosure of Invention

The invention aims to provide a one-way negative pressure structure and a thoracic surgery nursing drainage device, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an one-way negative pressure structure, includes pjncture needle and box body, the both sides of box body communicate respectively has drainage tube and conveyer pipe, one side of box body inner chamber articulates there is the closing plate, the bottom of closing plate bonds there is first sealed the pad, the inside center department bolt of box body has the riser, the below on riser surface is run through and has been seted up logical groove, one side of riser is provided with the regulating plate, one side that the regulating plate is close to the riser bonds and has the sealed pad of second, and the sealed pad of second is connected with the surface sliding of riser, the bottom of box body inner chamber and the one side that is located the riser rotate and be connected with the screw rod, the surperficial threaded connection of screw rod has the movable block, and the surface bolt of one side and the regulating plate of movable block.

Preferably, the top end of the screw rod penetrates through the upper part of the box body and is connected with a knob in a bolted mode, and the surface of the knob is provided with an anti-slip edge.

Preferably, the front side and the rear side of the adjusting plate are both bolted with sliding blocks, vertical grooves are formed in the front side and the rear side of an inner cavity of the box body, the sliding blocks are connected with the inner walls of the vertical grooves in a sliding mode, and the box body is made of transparent plastics.

The utility model provides a thoracic surgery nursing drainage device, includes base, negative pressure drainage ware, liquid reserve tank and treater, one side bolt at base top has the casing, speaker and alarm lamp are installed respectively to one side and the top of casing, the top of liquid reserve tank is run through and is provided with the standpipe, the top and the conveyer pipe of standpipe communicate each other, pressure sensor is installed at the top of liquid reserve tank inner chamber and the one side that is located the standpipe, the inside of liquid reserve tank and the below that is located the standpipe are provided with the lifter plate, the floater is installed to the bottom of lifter plate, the sealing plug is installed in the center department at lifter plate top, one side bolt that the top of lifter plate and be located the sealing plug has met the lance, and lance and pressure sensor cooperation use, the inside of liquid reserve tank and the both sides that are located the lifter plate all are provided with slide mechanism.

Preferably, the slide mechanism includes connecting rod, sliding sleeve and slide bar, the one end of connecting rod and the surperficial bolt of lifter plate, the other end of connecting rod and the surperficial bolt of sliding sleeve, the inner wall of sliding sleeve and the surperficial sliding connection of slide bar, and the upper and lower both ends of slide bar all with the inner wall bolt of liquid reserve tank.

Preferably, the upper and lower length of the slide bar is the same as the upper and lower height of the inner wall of the liquid storage tank, and the slide bar is made of corrosion-resistant steel.

Preferably, the output end of the pressure sensor is in one-way electric connection with the input end of the processor, and the output end of the processor is respectively in one-way electric connection with the input ends of the loudspeaker and the alarm lamp.

Preferably, one side of the base is provided with a button, and the output end of the button is in one-way electric connection with the input end of the processor.

Preferably, handles are bolted to two sides of the base, and suckers are mounted at four corners of the bottom of the base.

Preferably, one side of the liquid storage tank is communicated with a discharge pipe, and a valve is arranged on the surface of the discharge pipe.

Compared with the prior art, the invention has the following beneficial effects:

the drainage device can stop drainage when the accumulated liquid amount reaches a fixed amount, can remind medical staff after stopping, does not need the medical staff to be in real time, improves the working efficiency of the medical staff, solves the problem that the medical staff cannot carry out other work and reduces the working efficiency of the medical staff due to the fact that some existing drainage devices need the medical staff to monitor the accumulated liquid amount of the drainage bottle in real time, and meanwhile, the one-way negative pressure structure of the drainage device can adjust the accumulated liquid amount, and is high in practicability.

Drawings

FIG. 1 is an elevational, cross-sectional view of the structure of the present invention;

FIG. 2 is a perspective view of the lifter plate of the present invention;

FIG. 3 is a front sectional view of the structure of the case according to the present invention;

FIG. 4 is a right side sectional view of the structure of the case of the present invention;

FIG. 5 is a perspective view of a portion of the present invention;

fig. 6 is a schematic diagram of the system of the present invention.

In the figure: 1. a base; 2. puncturing needle; 3. a negative pressure drainage device; 4. a liquid storage tank; 5. a housing; 6. a processor; 7. a box body; 8. a drainage tube; 9. a delivery pipe; 10. a closing plate; 11. a vertical plate; 12. a through groove; 13. a screw; 14. a moving block; 15. a first gasket; 16. a second gasket; 17. an adjusting plate; 18. a slider; 19. a vertical groove; 20. a knob; 21. a vertical tube; 22. a pressure sensor; 23. a lifting plate; 24. a floating ball; 25. a sealing plug; 26. a ram; 27. a sliding mechanism; 271. a connecting rod; 272. a sliding sleeve; 273. a slide bar; 28. a speaker; 29. an alarm lamp; 30. a button; 31. a handle; 32. a suction cup; 33. arranging pipes; 34. and (4) a valve.

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. 1-6, a one-way negative pressure structure comprises a puncture needle 2 and a box body 7, two sides of the box body 7 are respectively communicated with a drainage tube 8 and a delivery pipe 9, one side of an inner cavity of the box body 7 is hinged with a closing plate 10, a first sealing gasket 15 is bonded at the bottom of the closing plate 10, a vertical plate 11 is bolted at the center inside the box body 7, a through groove 12 is formed below the surface of the vertical plate 11 in a penetrating manner, an adjusting plate 17 is arranged at one side of the vertical plate 11, a second sealing gasket 16 is bonded at one side of the adjusting plate 17 close to the vertical plate 11, the second sealing gasket 16 is connected with the surface of the vertical plate 11 in a sliding manner, a screw 13 is rotatably connected at one side of the inner cavity of the box body 7 and located at the vertical plate 11, a moving block 14 is in threaded connection with the surface of the screw 13, and one side of the moving block 14 is bolted with the surface of the adjusting plate 17.

As shown in fig. 3-5, the top end of the screw 13 penetrates above the box body 7 and is bolted with a knob 20, and the surface of the knob 20 is provided with an anti-slip edge, so that the screw 13 can be rotated by medical staff through the arrangement of the knob 20.

As shown in fig. 3-5, the front and rear sides of the adjusting plate 17 are bolted with sliders 18, the front and rear sides of the inner cavity of the box body 7 are both provided with vertical grooves 19, the sliders 18 are slidably connected with the inner walls of the vertical grooves 19, the box body 7 is made of transparent plastic, and the adjusting plate 17 can only move in the vertical direction through the arrangement of the sliders 18 and the vertical grooves 19 due to the matching use of the sliders 18 and the vertical grooves 19, so that the stability of the adjusting plate 17 is improved.

A thoracic surgery nursing drainage device comprises a base 1, a negative pressure drainage device 3, a liquid storage tank 4 and a processor 6, wherein a shell 5 is bolted on one side of the top of the base 1, a loudspeaker 28 and an alarm lamp 29 are respectively installed on one side and the top of the shell 5, a vertical pipe 21 is arranged on the top of the liquid storage tank 4 in a penetrating way, the top end of the vertical pipe 21 is communicated with a conveying pipe 9, a pressure sensor 22 is installed on one side of the top of an inner cavity of the liquid storage tank 4 and located on the vertical pipe 21, a lifting plate 23 is arranged in the liquid storage tank 4 and located below the vertical pipe 21, a floating ball 24 is installed at the bottom of the lifting plate 23, a sealing plug 25 is installed at the center of the top of the lifting plate 23, a striker 26 is bolted on one side of the top of the lifting plate 23 and located on the sealing plug 25, the ram 26 is used in cooperation with the pressure sensor 22, and sliding mechanisms 27 are provided inside the liquid storage tank 4 and on both sides of the lifting plate 23.

As shown in fig. 1 and 2, the sliding mechanism 27 includes a connecting rod 271, a sliding sleeve 272 and a sliding rod 273, one end of the connecting rod 271 is bolted to the surface of the lifting plate 23, the other end of the connecting rod 271 is bolted to the surface of the sliding sleeve 272, the inner wall of the sliding sleeve 272 is slidably connected to the surface of the sliding rod 273, and the upper and lower ends of the sliding rod 273 are bolted to the inner wall of the liquid storage tank 4, through the connecting rod 271, the sliding sleeve 272 and the sliding rod 273, the lifting plate 23 can drive the sliding sleeve 272 to slide up and down on the surface of the sliding rod 273 through the connecting rod 271, so that the lifting plate 23 can only move in the vertical direction, thereby preventing the lifting plate 23 from shifting, and preventing the tight plug 25 from entering the interior of the standpipe 21.

As shown in fig. 1, the upper and lower length of the sliding rod 273 is the same as the upper and lower height of the inner wall of the liquid storage tank 4, and the sliding rod 273 is made of corrosion-resistant steel, which has the characteristics of wear resistance, corrosion resistance and the like, so that the service life of the sliding rod 273 is effectively prolonged.

As shown in fig. 6, the output end of the pressure sensor 22 is unidirectionally and electrically connected with the input end of the processor 6, the output end of the processor 6 is unidirectionally and electrically connected with the input ends of the speaker 28 and the alarm lamp 29, respectively, and the processor 6 is designed to perform the sensing control effect through the electrical connection relationship between the processor 6 and the related electronic devices.

As shown in figures 1 and 6, one side of the base 1 is provided with a button 30, the output end of the button 30 is in one-way electric connection with the input end of the processor 6, through the setting of the button 30, when a patient feels untimely in the drainage process, the button 30 is pressed, so that the loudspeaker 28 and the alarm lamp 29 are turned on, and the medical staff immediately comes to the patient for treatment after hearing the alarm sound.

As shown in fig. 1, handles 31 are bolted to both sides of the base 1, suction cups 32 are mounted at four corners of the bottom of the base 1, the handles 31 facilitate medical staff to move the device through the handles 31 and the suction cups 32, and the suction cups 32 can fix the device and a table top.

As shown in fig. 1, a drain pipe 33 is connected to one side of the reservoir tank 4, a valve 34 is attached to a surface of the drain pipe 33, the drain pipe 33 can discharge the accumulated liquid stored in the reservoir tank 4 by the arrangement of the drain pipe 33 and the valve 34, and the valve 34 can control opening and closing of the drain pipe 33.

The working principle is as follows: in the drainage process, the medical staff opens the negative pressure drainage device 3, the effusion in the chest cavity of the patient reaches the inside of the box body 7 through the puncture needle 2 and the drainage tube 8, then the effusion passes through the through groove 12 and is discharged out of the box body 7 through the delivery pipe 9, at the moment, the medical staff can rotate the screw 13 through the knob 20, at the moment, the moving block 14 moves downwards under the action of the screw thread, the adjusting plate 17 and the second sealing gasket 16 move downwards together, the adjusting plate 17 and the second sealing gasket 16 can block the through groove 12 in the downward movement process, the effusion flow passing through the through groove 12 is reduced, if the medical staff rotates the screw 13 reversely, the adjusting plate 17 and the second sealing gasket 16 ascend, at the moment, the opening of the through groove 12 is enlarged, the effusion flow is increased, the control effect on the effusion flow is realized in the process, and meanwhile, when the effusion flows reversely, the closing plate 10 can be stressed by the effusion to the left side, the sealing plate 10 and the first sealing gasket 15 rotate downwards until the first sealing gasket 15 seals the right end of the drainage tube 8, so that accumulated liquid is prevented from flowing backwards; subsequently the hydrops reaches the inside of liquid reserve tank 4 through conveyer pipe 9 and standpipe 21, the liquid level of the inside hydrops of liquid reserve tank 4 at this moment rises gradually, it makes the floater 24, lifter plate 23, sealing plug 25 and lance 26 rise together, final lifter plate 23 bumps with the top of standpipe 21 at the in-process that rises, sealing plug 25 is located standpipe 21's inside and carries out the shutoff to standpipe 21 simultaneously, prevent that the hydrops from continuing to flow, meanwhile lance 26 touches with pressure sensor 22, pressure sensor 22 gives treater 6 with electric signal transmission, treater 6 just controls alarm lamp 29 and speaker 28 and opens afterwards, remind medical personnel to notice, medical personnel carry out the follow-up processing operation to patient's side afterwards.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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. The utility model provides a one-way negative pressure structure, includes pjncture needle (2) and box body (7), its characterized in that: two sides of the box body (7) are respectively communicated with a drainage tube (8) and a delivery pipe (9), one side of the inner cavity of the box body (7) is hinged with a closing plate (10), the bottom of the closing plate (10) is bonded with a first sealing gasket (15), a vertical plate (11) is bolted at the center inside the box body (7), a through groove (12) is arranged below the surface of the vertical plate (11) in a penetrating way, an adjusting plate (17) is arranged on one side of the vertical plate (11), a second sealing gasket (16) is bonded on one side, close to the vertical plate (11), of the adjusting plate (17), the second sealing gasket (16) is connected with the surface of the vertical plate (11) in a sliding way, a screw rod (13) is rotatably connected with the bottom of the inner cavity of the box body (7) and positioned at one side of the vertical plate (11), the surface of the screw rod (13) is in threaded connection with a moving block (14), and one side of the moving block (14) is in bolted connection with the surface of the adjusting plate (17).

2. A unidirectional negative pressure structure as claimed in claim 1, wherein: the top end of the screw rod (13) penetrates through the upper part of the box body (7) and is connected with a knob (20) in a bolted mode, and anti-slip ribs are arranged on the surface of the knob (20).

3. A unidirectional negative pressure structure as claimed in claim 1, wherein: slider (18) have all been bolted connection to both sides around regulating plate (17), vertical groove (19) have all been seted up to both sides around box body (7) inner chamber, and the inner wall sliding connection of slider (18) and vertical groove (19), the material of box body (7) is transparent plastic.

4. The thoracic surgical nursing drainage device of claim 1, comprising a base (1), a negative pressure drainage device (3), a liquid storage tank (4) and a processor (6), characterized in that: the improved multifunctional liquid storage tank is characterized in that a shell (5) is bolted on one side of the top of the base (1), a loudspeaker (28) and an alarm lamp (29) are respectively installed on one side and the top of the shell (5), a vertical pipe (21) penetrates through the top of the liquid storage tank (4), the top end of the vertical pipe (21) is communicated with the conveying pipe (9), a pressure sensor (22) is installed on one side, located on the vertical pipe (21), of the top of the inner cavity of the liquid storage tank (4), a lifting plate (23) is arranged inside the liquid storage tank (4) and below the vertical pipe (21), a floating ball (24) is installed at the bottom of the lifting plate (23), a sealing plug (25) is installed at the center of the top of the lifting plate (23), a plunger (26) is bolted on one side, located on the top of the lifting plate (23), and the plunger (26) is matched with the pressure sensor (22), and sliding mechanisms (27) are arranged in the liquid storage tank (4) and on two sides of the lifting plate (23).

5. The thoracic surgical care drainage device of claim 4, wherein: the sliding mechanism (27) comprises a connecting rod (271), a sliding sleeve (272) and a sliding rod (273), one end of the connecting rod (271) is bolted to the surface of the lifting plate (23), the other end of the connecting rod (271) is bolted to the surface of the sliding sleeve (272), the inner wall of the sliding sleeve (272) is slidably connected to the surface of the sliding rod (273), and the upper end and the lower end of the sliding rod (273) are both bolted to the inner wall of the liquid storage tank (4).

6. The thoracic surgical care drainage device of claim 5, wherein: the upper length and the lower length of the sliding rod (273) are the same as the upper height and the lower height of the inner wall of the liquid storage tank (4), and the sliding rod (273) is made of corrosion-resistant steel.

7. The thoracic surgical care drainage device of claim 4, wherein: the output end of the pressure sensor (22) is in one-way electric connection with the input end of the processor (6), and the output end of the processor (6) is in one-way electric connection with the input ends of the loudspeaker (28) and the alarm lamp (29).

8. The thoracic surgical care drainage device of claim 4, wherein: one side of the base (1) is provided with a button (30), and the output end of the button (30) is in one-way electric connection with the input end of the processor (6).

9. The thoracic surgical care drainage device of claim 4, wherein: handles (31) are bolted to two sides of the base (1), and suckers (32) are mounted at four corners of the bottom of the base (1).

10. The thoracic surgical care drainage device of claim 4, wherein: one side of the liquid storage tank (4) is communicated with a discharge pipe (33), and a valve (34) is arranged on the surface of the discharge pipe (33).