CN111643747A

CN111643747A - Paediatrician is with paediatrics negative pressure gastric lavage device

Info

Publication number: CN111643747A
Application number: CN202010539469.8A
Authority: CN
Inventors: 于静; 潘雯雯; 赵庆兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-14
Filing date: 2020-06-14
Publication date: 2020-09-11

Abstract

The invention discloses a pediatric negative pressure gastric lavage device for pediatricians, which comprises a base, wherein the upper surface of the base is fixedly connected with a connecting plate, the connecting plate is rotatably connected with a roller which is cylindrical, two ends of the roller are open, the two ends of the roller are respectively and fixedly connected with a baffle plate, the end surface of the connecting plate is penetrated with a connecting pipe, one end of the connecting pipe, which is positioned in the roller wheel, is rotatably connected with one end of the movable pipe, the other end of the movable pipe is fixedly connected on the inner surface of the roller wheel, the invention is communicated with the connecting pipe by arranging the collecting box, the piston is arranged on the collecting box, thereby the piston work for the inside negative pressure that produces of first sleeve, with the poisonous thing suction in patient's stomach, through set up the second sleeve in first sleeve to connect the water tank at the end of second sleeve, pour into the gastric lavage liquid in the water tank.

Description

Paediatrician is with paediatrics negative pressure gastric lavage device

Technical Field

The invention relates to the technical field of medical instruments, in particular to a pediatric negative pressure gastric lavage device for a pediatrician.

Background

The gastric lavage device is characterized in that liquid with certain components is filled into a gastric cavity, mixed with gastric contents and then extracted, and the operation is repeated for many times, so that the gastric lavage device is used for clearing away non-absorbed toxicants in the stomach or cleaning the gastric cavity, is clinically used for preparation before gastric surgery and examination, and is an important rescue measure for acute poisoning such as swallowing organic phosphorus, inorganic phosphorus, alkaloid, barbiturate medicines and the like in a short time.

The most of the current methods for gastric lavage are gastric tube gastrolavage, which is to insert a gastric tube from the nasal cavity or oral cavity, pass through the esophagus to reach the stomach, suck out the poison and then inject the poison into the gastric lavage fluid, and discharge the content in the stomach, so as to achieve the purpose of eliminating the poison. Patients taking poison orally should insert gastric tube for gastric lavage as early as possible without time limitation. For patients who take a large amount of poisons within 4-6 hours, the gastric lavage method is preferred because of good detoxification effect and relatively few complications.

However, for patients with acute poisoning, the method of firstly sucking out poison and performing gastric lavage is obviously not rapid enough, and the method cannot simultaneously suck out poison and flush, so that a pediatric negative pressure gastric lavage device for pediatricians is provided.

Disclosure of Invention

The invention aims to provide a pediatric negative pressure gastric lavage device for pediatricians 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 a paediatrician is with paediatrics negative pressure gastric lavage device, includes the base, the last fixed surface of base is connected with the connecting plate, the first disc of surface upper end fixedly connected with of connecting plate, first disc is kept away from one side fixed surface of connecting plate is connected with the second disc, first disc with the coaxial setting of second disc, the diameter of second disc is greater than the diameter of first disc, it is connected with the running roller to rotate on the connecting plate, the running roller is cylindrical, the both ends of running roller are the opening form, the both ends of running roller are fixedly connected with baffle respectively, one side the axle center department of baffle is equipped with first circular groove, the coaxial second circular groove that is equipped with of internal surface of first circular groove, first disc stretches into first circular groove, the second disc is located the inside of first circular groove, the terminal surface of connecting plate runs through and is equipped with the connecting pipe, the connecting pipe respectively penetrates through the first disc and the second disc, the connecting pipe is coaxially arranged with the first disc and the second disc, one end of the connecting pipe, which is positioned inside the roller, is rotatably connected with one end of a movable pipe, the movable pipe is L-shaped, the other end of the movable pipe is fixedly connected on the inner surface of the roller, a through hole is arranged at the position, corresponding to the movable pipe, of the side wall of the roller, the outer surface of the roller corresponds to one end of a first sleeve fixedly connected with the through hole, a second sleeve is arranged inside the first sleeve, one end, corresponding to the outside of the roller, of the connecting pipe is fixedly connected with a collecting box, a piston is fixedly connected with the side wall of the collecting box, one end of the second sleeve extends out of the first sleeve, the other end of the second sleeve is rotatably connected with one end of a fixed pipe, and the fixed pipe is coaxially arranged, and the other end of the fixed pipe penetrates through the side wall of the connecting pipe and is fixedly connected with a water tank, and a water pump for injecting water into the second sleeve is arranged in the water tank.

Preferably, the first sleeve pipe is kept away from the one end of running roller is equipped with the expansion joint, the expansion joint is the annular, just the expansion joint with the coaxial setting of first sleeve pipe, the inside wall of expansion joint is equipped with the cavity, first sheathed tube lateral wall is equipped with the pipe, the one end of pipe with the cavity intercommunication, the other end of pipe passes through-hole fixedly connected with air pump, the air pump is located the inside of running roller.

Preferably, the piston is located at the upper end of the collecting box and comprises a main body, the main body is cylindrical, a movable plate is connected to the inner side wall of the main body in a sliding mode, a guide rod is fixedly connected to the surface of the movable plate, a first one-way valve penetrates through the end face of the movable plate, the side wall, far away from the guide rod, of one side of the main body is connected with the collecting box through a pipeline, and a second one-way valve is arranged on the pipeline.

Preferably, a plurality of connecting columns are arranged between the first sleeve and the second sleeve.

Preferably, the guide rod is connected with a driving device for driving the guide rod to move.

Preferably, the driving device comprises a motor, the upper surface of the collecting box is fixedly connected with the motor, an output shaft of the motor is fixedly connected with a turntable, one end surface of the turntable is hinged with one end of a connecting rod, and the other end of the connecting rod is hinged with the guide rod.

Preferably, the drive means comprises a hydraulic ram.

Compared with the prior art, the invention has the beneficial effects that: a pediatric negative pressure gastric lavage device for pediatricians, which is characterized in that a connecting plate is arranged, a first disc and a second disc are arranged on the connecting plate, a roller is rotatably connected onto the connecting plate, a connecting pipe is arranged, a movable pipe is arranged at one end of the connecting pipe and is connected with the roller, so that a through hole on the roller is always kept connected with the connecting pipe, a first sleeve is fixed at a corresponding through hole on the roller and is connected with the connecting pipe, a collecting box is communicated with the connecting pipe, a piston is arranged on the collecting box, so that the piston works to generate negative pressure inside the first sleeve, the stomach of a patient is sucked out, a second sleeve is arranged inside the first sleeve, a water tank is connected at the tail end of the second sleeve, gastric lavage liquid is injected into the water tank, and when the second sleeve sucks dirt, the gastric lavage liquid is simultaneously injected into the stomach by the second sleeve, the gastric lavage efficiency is greatly improved.

Drawings

FIG. 1 is a schematic top view of a cross-sectional structure according to embodiment 1 of the present invention;

FIG. 2 is a schematic front view of the structure of embodiment 1 of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

FIG. 4 is a schematic left side sectional view of a first casing according to embodiment 1 of the present invention;

FIG. 5 is a schematic sectional view of a piston according to embodiment 1 of the present invention;

fig. 6 is a schematic front view of embodiment 2 of the present invention.

In the figure: 1-base, 2-connecting plate, 3-first disk, 4-second disk, 5-roller, 6-baffle, 7-first circular groove, 8-second circular groove, 9-movable tube, 10-through hole, 11-first sleeve, 12-second sleeve, 13-collecting box, 14-water pump, 15-expansion joint, 16-cavity, 17-conduit, 18-air pump, 19-main body, 20-movable plate, 21-guide rod, 22-first one-way valve, 23-water tank, 24-motor, 25-rotary table, 26-connecting rod, 27-connecting column, 28-connecting tube, 29-fixed tube and 30-hydraulic push rod.

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.

Example 1

Referring to fig. 1-5, the present invention provides a technical solution: a pediatric negative pressure gastric lavage device for pediatricians comprises a base 1, wherein a connecting plate 2 is fixedly connected to the upper surface of the base 1, a first disk 3 is fixedly connected to the upper end of the outer surface of the connecting plate 2, a second disk 4 is fixedly connected to one side surface of the first disk 3, which is far away from the connecting plate 2, the first disk 3 and the second disk 4 are coaxially arranged, the diameter of the second disk 4 is larger than that of the first disk 3, a roller 5 is rotatably connected to the connecting plate 2, the roller 5 is cylindrical, both ends of the roller 5 are open, baffle plates 6 are respectively and fixedly connected to both ends of the roller 5, the diameters of the baffle plates 6 are respectively larger than those of the roller 5, so that the baffle plates 6 are respectively circular and coaxially arranged with the roller 5, a first circular groove 7 is arranged at the axle center of the baffle plate 6 on one side, the inner surface of the first circular groove 7 is coaxially provided with a second circular groove 8, the first disc 3 extends into the first circular groove 7, the second disc 4 is positioned inside the second circular groove 8, as shown in fig. 1, the outer surface of the second disc 4 is uniformly contacted with the inner surface of the first circular groove 7, the end surfaces of the connecting plates 2 of the first disc 3 and the first circular groove 7 are respectively provided with a connecting pipe 28 in a penetrating manner, as shown in fig. 1, the connecting pipes 28 respectively penetrate through the first disc 3 and the second disc 4 and also penetrate through the end surface of the baffle 6, the connecting pipes 28 are fixedly connected with the first disc 3 and the second disc 4, and simultaneously the connecting pipes 28 are rotatably connected with the baffle 6, so that one end of the connecting pipes 28 is positioned inside the roller 5, and the connecting pipes 28 are coaxially arranged with the first disc 3 and the second disc 4, the connecting pipe 28 is positioned at one end inside the roller 5 and is rotatably connected with one end of the movable pipe 9, the outer surface of the connecting pipe 28 is coaxially provided with an annular chute, the movable pipe 9 is inserted into the connecting pipe 28, and the outer surface of the movable pipe 9 is provided with an annular slider corresponding to the annular chute, so that the movable pipe 9 is rotatably connected with the connecting pipe 28, the movable pipe 9 is in an L shape, the other end of the movable pipe 9 is fixedly connected on the inner surface of the roller 5, because the connecting pipe 28 is coaxially arranged with the roller 5, when the roller 5 rotates, the connecting pipe 28 is always positioned on the axial center of the roller 5, and the movable pipe 9 is always rotated around the roller 5, so that the movable pipe 9 and the connecting pipe 2 are provided with a through hole 10 corresponding to the side wall of the roller 5 and the movable pipe 9, the outer surface of the roller 5 is fixedly connected with one end of a first sleeve 11 corresponding to the through hole 10, the first sleeve 11 is wound on the outer surface of the roller 5, a second sleeve 12 is arranged inside the first sleeve 11, one end of a connecting pipe 28 corresponding to the outer part of the roller 5 is fixedly connected with a collecting box 13, the side wall of the collecting box 13 is fixedly connected with a piston, one end of the second sleeve 12 extends out of the first sleeve 11, the other end of the second sleeve 12 is rotatably connected with one end of a fixed pipe 29, the fixed pipe 29 is coaxially arranged with the connecting pipe 28, the fixed pipe 29 is positioned inside the connecting pipe 28, the other end of the fixed pipe passes through the side wall of the connecting pipe 28 and is fixedly connected with a water tank 23, the fixed pipe 29 is a hard water pipe, and when the roller 5 rotates, the fixed pipe 29 rotates around the second sleeve 12, a water pump 14 for filling water into the second sleeve 12 is provided inside the water tank 23.

Specifically, an expansion joint 15 is arranged at one end of the first sleeve 11, which is far away from the roller 5, as shown in fig. 3, the expansion joint 15 is annular, the expansion joint 15 and the first sleeve 11 are coaxially arranged, a cavity 16 is arranged on an inner side wall of the expansion joint 15, the expansion joint 15 is made of an elastic material and can expand after being filled with gas, a conduit 17 is arranged on a side wall of the first sleeve 11, one end of the conduit 17 is communicated with the cavity 16, the other end of the conduit 17 penetrates through the through hole 10 and is fixedly connected with an air pump 18, the air pump 18 is located inside the roller 5, when the air pump 18 works, external gas is pumped into the cavity 16 through the conduit 17, so that the expansion joint 15 expands, the expanded expansion joint 15 can be clamped at a contact position of the stomach and the esophagus of a patient, on one hand, an opening of the first sleeve 11 is expanded, the utility model has the advantages of make it inhale the filth more easily, on the other hand card is in stomach and esophagus department, because the work of infusing liquid medicine and suction filth is gone on simultaneously, prevents that the medicine from flowing out by patient's esophagus.

Specifically, the piston is located at the upper end of the collecting box 13, the piston includes a main body 19, the main body 19 is cylindrical, a movable plate 20 is slidably connected to the inner side wall of the main body 19, the movable plate 20 is in close contact with the main body 19, pressure can be generated when the movable plate 20 slides inside the main body 19, a guide rod 21 is fixedly connected to the surface of the movable plate 20, a first one-way valve 22 is arranged at the end surface of the movable plate 20 in a penetrating manner, the side wall of the main body 19, which is away from the guide rod 21, is connected to the collecting box 13 through a pipeline, negative pressure is generated when the piston moves towards the guide rod direction under the action of the guide rod 21, when the guide rod 21 moves in the reverse direction, external air cannot enter the collecting box 13 due to a second one-way valve, and air inside the main body 19 flows, the guide rod 21 is repeatedly pulled, so that negative pressure is generated inside the collecting box 13, and the dirt on the stomach of the patient is sucked out.

In particular, a plurality of connection studs 27 are provided between the first sleeve 11 and the second sleeve 12, so that the second sleeve 12 is held at the centre of the first sleeve 11.

Specifically, a driving device for driving the guide rod 21 to move is connected to the guide rod 21.

Specifically, the driving device comprises a motor 24, the motor 24 is fixedly connected to the upper surface of the collecting box 13, a rotating disc 25 is fixedly connected to an output shaft of the motor 24, one end surface of the rotating disc 25 is hinged to one end of a connecting rod 26, the other end of the connecting rod 26 is hinged to the guide rod 21, and when the motor 24 rotates, the rotating disc 25 can be inching to rotate, so that the connecting rod 26 moves to enable the guide rod 21 to reciprocate, and the speed of generating negative pressure in the collecting box 13 is accelerated.

The working principle is as follows: when the invention is used, the roller 5 is rotated to enable the first sleeve 11 wound on the roller 5 to extend out and be inserted into the stomach of a patient from the mouth of the patient, after the driving device is started, the piston starts to operate, negative pressure is generated in the collecting box 13, dirt in the stomach of the patient is sucked out by the first sleeve 11, and meanwhile, the water pump 14 is started to enable liquid medicine in the water tank 23 to be injected into the stomach of the patient from the second sleeve 12 in the first conduit 11, so that the stomach of the patient is cleaned and the dirt is discharged at the same time.

Example 2

Specifically, the driving device comprises a hydraulic push rod 30, the hydraulic push rod 30 is controlled by a hydraulic cylinder to do circular reciprocating motion, the hydraulic push rod 30 directly drives the guide rod 17 to operate, and therefore large noise and abrasion are avoided.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

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 paediatrician is with paediatrics negative pressure gastric lavage device, includes base (1), its characterized in that: the upper surface of the base (1) is fixedly connected with a connecting plate (2), the upper end of the outer surface of the connecting plate (2) is fixedly connected with a first disc (3), one side surface of the first disc (3) far away from the connecting plate (2) is fixedly connected with a second disc (4), the first disc (3) and the second disc (4) are coaxially arranged, the diameter of the second disc (4) is larger than that of the first disc (3), a roller (5) is rotatably connected onto the connecting plate (2), the roller (5) is cylindrical, two ends of the roller (5) are open, two ends of the roller (5) are respectively and fixedly connected with a baffle (6), one side of the axis of the baffle (6) is provided with a first circular groove (7), the inner surface of the first circular groove (7) is coaxially provided with a second circular groove (8), the first disc (3) stretches into the first round groove (7), the second disc (4) is positioned in the second round groove (8), the end face of the connecting plate (2) is provided with a connecting pipe (28) in a penetrating manner, the connecting pipe (28) is respectively provided with the first disc (3) and the second disc (4) in a penetrating manner, the connecting pipe (28) is coaxially arranged with the first disc (3) and the second disc (4), one end of the connecting pipe (28) positioned in the roller (5) is rotatably connected with one end of a movable pipe (9), the movable pipe (9) is L-shaped, the other end of the movable pipe (9) is fixedly connected onto the inner surface of the roller (5), the side wall of the roller (5) corresponds to the movable pipe (9) and is provided with a through hole (10), the outer surface of the roller (5) corresponds to one end of a first sleeve (11) fixedly connected with the through hole (10), the inside of first sleeve pipe (11) is equipped with second sleeve pipe (12), connecting pipe (28) correspond outside one end fixedly connected with collecting box (13) of running roller (5), the lateral wall fixedly connected with piston of collecting box (13), the one end of second sleeve pipe (12) stretches out first sleeve pipe (11), the other end of second sleeve pipe (12) rotates the one end that is connected with fixed pipe (29), fixed pipe (29) with connecting pipe (28) coaxial setting, just the other end of fixed pipe (29) passes lateral wall fixedly connected with water tank (23) of connecting pipe (28), the inside of water tank (23) is equipped with to water pump (14) of second sleeve pipe (12) water injection.

2. The pediatric negative pressure gastric lavage device of claim 1 further comprising: keep away from first sleeve pipe (11) the one end of running roller (5) is equipped with expansion joint (15), expansion joint (15) are the annular, just expansion joint (15) with first sleeve pipe (11) coaxial setting, the inside wall of expansion joint (15) is equipped with cavity (16), the lateral wall of first sleeve pipe (11) is equipped with pipe (17), the one end of pipe (17) with cavity (16) intercommunication, the other end of pipe (17) passes through-hole (10) fixedly connected with air pump (18), air pump (18) are located the inside of running roller (5).

3. The pediatric negative pressure gastric lavage device of claim 1 further comprising: the piston is located the upper end of collecting box (13), the piston includes main part (19), main part (19) are cylindrical, the inside wall sliding connection of main part (19) has fly leaf (20), the fixed surface of fly leaf (20) is connected with guide arm (21), the terminal surface of fly leaf (20) runs through and is equipped with first check valve (22), one side lateral wall that main part (19) kept away from guide arm (21) pass through the pipeline with collecting box (13) are connected, pipeline department is equipped with the second check valve.

4. The pediatric negative pressure gastric lavage device of claim 1 further comprising: a plurality of connecting columns (27) are arranged between the first sleeve (11) and the second sleeve (12).

5. The pediatric negative pressure gastric lavage device of claim 3 further comprising: the guide rod (21) is connected with a driving device for driving the guide rod (21) to move.

6. The pediatric negative pressure gastric lavage device of claim 5 further comprising: the driving device comprises a motor (24), the upper surface of the collecting box (13) is fixedly connected with the motor (24), an output shaft of the motor (24) is fixedly connected with a rotary table (25), one end surface of the rotary table (25) is hinged with one end of a connecting rod (26), and the other end of the connecting rod (26) is hinged with the guide rod (21).

7. The pediatric negative pressure gastric lavage device of claim 5 further comprising: the drive means comprises a hydraulic ram (30).