CN219071449U - Gastric juice drainage device with stable suction - Google Patents

Abstract

The utility model provides a gastric juice drainage device with stable suction, which comprises a drainage bottle, wherein a liquid inlet is formed in the side edge of the drainage bottle, a liquid inlet pipe is arranged at the liquid inlet, and a liquid outlet is formed in the bottom of the drainage bottle; the compressible shell is communicated with the drainage bottle and is covered outside the liquid inlet pipe; one end of the liquid inlet pipe is positioned in the drainage bottle, and the other end of the liquid inlet pipe outwards penetrates out of the compressible shell; the compressible shell is used for extruding to form negative pressure; and the slowing assembly is arranged between the drainage bottle and the compressible shell and used for slowing down the resetting speed of the compressible shell. According to the utility model, the slow suction of gastric juice can be realized by slowing down the pressure rise in the drainage bottle through the slowing down component, so that discomfort to a patient is prevented.

Description

Gastric juice drainage device with stable suction

Technical Field

The utility model relates to the field of medical instruments, in particular to a gastric juice drainage device with stable suction.

Background

The negative pressure drainage device is a medical instrument commonly used for extracting gastric juice or gastric contents and decompressing the stomach of a patient or facilitating treatment. At present, the negative pressure drainage device mainly comprises a drainage tube, a drainage bottle, an elastic device and the like, wherein the drainage tube is communicated between the stomach of a patient and the drainage bottle, the elastic device is positioned inside the drainage bottle, the inside of the drainage bottle can be changed into negative pressure, and gastric juice is sucked and stored in the drainage bottle for collection. Because the gastric juice has complex components and large smell, can not be stored in the drainage bottle for a long time, needs to be cleaned or replaced frequently, and is easy to pollute the external environment, but the traditional negative pressure drainage bottle needs to be continuously separated and combined with a drainage tube to lead out liquid in the drainage bottle or clean the inside of the bottle body, so that the operation is inconvenient, and malignant stimulation to a patient is also possible.

In order to solve the technical problems, chinese patent (patent publication No. CN 110026400B) discloses an easy-to-clean negative pressure drainage device, a bottle body is arranged to store gastric juice, a liquid inlet for introducing gastric juice, a cleaning port for introducing cleaning liquid and a liquid discharge pipe are respectively arranged on the bottle body, and the liquid inlet and the cleaning port are separately and independently arranged, so that the interior of the bottle body can be cleaned without repeatedly connecting a drainage tube, and meanwhile, the cleaning liquid can be dispersed to the periphery of the interior of the bottle body through a spraying assembly when entering the bottle body from the cleaning port, so that the cleaning effect is improved.

Although the above-mentioned technical scheme has solved inconvenient clear problem to drainage bottle inside, but the device is for forming negative pressure environment, with the whole structure that sets up to collapsible compression of bottle, only can suck to need medical personnel manual press the bottle during the use, and in the short time of releasing the bottle after medical personnel presses, the bottle is suddenly stretched to the time elasticity, can cause suction rate at that time too fast, causes patient's discomfort.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model provides the gastric juice drainage device with stable suction, which can slow down the instant rebound speed of the elastic device and avoid causing discomfort to patients.

According to an embodiment of the present utility model, a suction-stable gastric juice diverter includes: the drainage bottle is characterized in that a liquid inlet is formed in the side edge of the drainage bottle, a liquid inlet pipe is arranged at the liquid inlet, and a liquid outlet is formed in the bottom of the drainage bottle; the compressible shell is communicated with the drainage bottle and is covered outside the liquid inlet pipe; one end of the liquid inlet pipe is positioned in the drainage bottle, and the other end of the liquid inlet pipe outwards penetrates out of the compressible shell; the compressible shell is used for extruding to form negative pressure; and the slowing assembly is arranged between the drainage bottle and the compressible shell and used for slowing down the resetting speed of the compressible shell.

The technical principle of the utility model is as follows: the compressible shell is extruded to form a negative pressure environment inside the drainage bottle, when the compressible shell stretches and resets, the compressible shell can be subjected to the decelerating effect of the slowing down assembly, the restoring speed of the compressible shell is slowed down, then gastric juice is slowly pumped through the liquid inlet pipe, the instant rebound of the compressible shell is prevented, the pumping speed is increased, and discomfort is further caused to a patient.

Preferably, the slowing assembly comprises a base, a buffer gear and a rack, wherein the base is fixedly arranged at the bottom of the same side of the drainage bottle, which is connected with the compressible shell, and is slidably connected with a sliding plate along the moving direction of the telescopic shell, and the sliding plate is fixedly connected with the pressing end of the compressible shell; the buffer gear is rotatably arranged on the outer side wall of the bottom of the sliding plate through a rotating shaft; the rack is fixedly connected to the base along the movement direction of the compressible shell, and the rack is meshed with the buffer gear.

By adopting the technical scheme, the resetting speed of the compressible shell is slowed down by utilizing the meshing structure of the gear and the rack, so that stable suction is performed.

Preferably, the sliding plate is fixedly connected with a limiting block on the other outer side wall opposite to the buffer gear; and a limiting groove is formed in the inner wall of the base along the movement direction of the compressible shell, and the limiting groove is in sliding connection with the limiting block.

Through adopting above-mentioned technical scheme, stopper and limit groove's sliding connection structure can cooperate buffering gear and rack, plays stable effect to the slip of sliding plate and the compression reset motion of scalable casing.

Preferably, a connecting port is formed in one end, far away from the drainage bottle, of the compressible shell, and the liquid inlet pipe penetrates out of the compressible shell through the connecting port; the connector is provided with a non-return component which is communicated with the liquid inlet pipe and used for preventing liquid from flowing back.

By adopting the technical scheme, the non-return assembly can prevent liquid such as gastric juice in the drainage bottle from flowing backwards.

Preferably, the non-return assembly comprises a connecting pipeline and a blocking ball, and the connecting pipeline is connected between the connecting port and the liquid inlet pipe for conduction; the blocking ball is movably arranged in the connecting pipeline and is connected with the inner wall of the connecting pipeline through an elastic piece, and the elastic piece enables the blocking ball to prop against the liquid inlet end of the connecting pipeline to seal.

Through adopting above-mentioned technical scheme, the stifled ball utilizes elastic component swing joint, blocks up at the feed liquor end of connecting tube, when the liquid backward flow in the drainage bottle, will be blocked by the stifled ball.

Preferably, the upper end of the drainage bottle is provided with a cleaning port.

Through adopting above-mentioned technical scheme, be convenient for wash the inside of drainage bottle.

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

the pressure difference is formed by extrusion and reset of the compressible shell, gastric juice is sucked into the drainage bottle through the liquid inlet pipe, the buffer component is connected between the drainage bottle and the compressible shell when the pressure changes, the extension of the compressible shell can be reset to play a role in decelerating, instant rapid suction caused by violent reset of the compressible shell when the extrusion force is removed is avoided, and accordingly stable suction is carried out on a patient, and the use feeling of the patient is enhanced.

Drawings

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

FIG. 2 is a schematic view of a part of the structure of the present utility model;

FIG. 3 is a second partial schematic view of the present utility model;

fig. 4 is a schematic view of the external structure of the present utility model.

In the above figures: 1 drainage bottle, 2 feed liquor pipe, 3 leakage fluid mouths, 4 compressible casing, 5 base, 6 sliding plate, 7 buffer gear, 8 racks, 9 spacing groove, 10 connecting tube, 11 stifled ball, 12 elastic component, 13 cleaning mouth.

Detailed Description

The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.

As shown in fig. 1 and 4, an embodiment of the present utility model provides a gastric juice diverter with stable suction, which includes: the drainage bottle 1, the side of the drainage bottle 1 is provided with a liquid inlet, the liquid inlet is provided with a liquid inlet pipe 2, and the bottom of the drainage bottle 1 is provided with a liquid outlet 3; the compressible shell 4 is communicated with the drainage bottle 1, and the compressible shell 4 is covered outside the liquid inlet pipe 2; one end of the liquid inlet pipe 2 is positioned in the drainage bottle 1, and the other end of the liquid inlet pipe outwards penetrates out of the compressible shell 4; the compressible shell 4 is used for extrusion to form negative pressure; and the slowing assembly is arranged between the drainage bottle 1 and the compressible shell 4 and is used for slowing down the resetting speed of the compressible shell 4.

The detailed working procedure of this embodiment is: the installation mouth is offered along its direction of height on the one end lateral wall of drainage bottle 1, but flexible casing and this installation mouth sealing connection, before the suction, be connected the one end of feed liquor pipe 2 with patient's stomach, be used for deriving gastric juice etc. the other end then passes inside the drainage bottle 1 after the flexible casing, store drainage bottle 1 with the gastric juice of deriving, in this embodiment, can specifically inject flexible casing and constitute by soft shell and spring, wherein, soft shell and the installation mouth sealing connection of drainage bottle 1, the spring is along the fixed inside that sets up at soft shell of direction perpendicular to drainage bottle 1, then after feed liquor pipe 2 connects and puts, extrude soft shell and make the spring shrink, at this moment, drainage bottle 1 inside forms the negative pressure environment, and feed liquor pipe 2 intercommunication drainage bottle 1 and patient's stomach, will lead into drainage bottle 1 with gastric juice etc. of patient through negative pressure suction, in this suction's in-process, slow down the subassembly can cushion because the effort that the spring resets and exert on soft shell, slow down the reverse drainage motion of soft shell, thereby slow down the reverse reset motion of the bottle 1, thereby the internal change of suction can not cause the unreasonable pressure, the speed of the patient is unreasonable, and the suction can cause. In the embodiment, a valve is arranged at the liquid outlet 3 of the drainage bottle 1, so that gastric juice can be stored and emptied conveniently.

As shown in fig. 1, 2 and 4, according to another embodiment of the present utility model, a gastric juice diverter with stable suction, wherein a relief assembly comprises a base 5, a buffer gear 7 and a rack 8, the base 5 is fixedly arranged at the bottom of the same side of the diverter bottle 1 connected with the compressible shell 4, and the base 5 is slidably connected with a sliding plate 6 along the moving direction of the compressible shell, and the sliding plate 6 is fixedly connected with the pressing end of the compressible shell 4; the buffer gear 7 is rotatably arranged on the outer side wall of the bottom of the sliding plate 6 through a rotating shaft; the rack 8 is fixedly connected to the base 5 in the direction of movement of the compressible housing 4, and the rack 8 is meshed with the buffer gear 7.

The detailed working procedure of this embodiment is: when the telescopic shell is extruded and contracted, the sliding plate 6 fixedly connected with the telescopic shell can be driven to move in the same direction, the sliding plate 6 further drives the buffer gear 7 to move, when the extrusion force applied to the telescopic shell disappears, the telescopic shell can reversely move to restore to the original state under the action of the self elastic force, meanwhile, the buffer gear 7 is driven to move, the buffer gear 7 moves to be meshed with the rack 8, the meshing structure of the buffer gear 7 and the rack 8 can play a role of slowing down the transient violent movement when the telescopic shell resets, and the pressure inside the drainage bottle 1 is slowly restored, so that the effect of stable suction is achieved. In this embodiment, the cross section of the sliding plate 6 may be provided with an "L" structure, so that the short straight edge of the sliding plate 6 faces the same compression direction as the telescopic housing, the rotating shaft fixedly connected with the center of the buffer gear 7 is also rotationally connected with the short straight edge of the sliding plate 6, and the long straight edge of the sliding plate 6 is fixedly connected with the outer wall of the compressible housing 4, which is equivalent to a baffle plate convenient for the medical staff to apply force and press, and the liquid inlet tube 2 is connected with the stomach of the patient after penetrating out of the sliding plate 6.

As shown in fig. 1, 2 and 4, according to another embodiment of the present utility model, a gastric juice diverter with stable suction is provided, wherein a limiting block is fixedly connected to the sliding plate 6 on the other outer side wall opposite to the buffer gear 7; a limit groove 9 is formed in the inner wall of the base 5 along the movement direction of the compressible shell 4, and the limit groove 9 is in sliding connection with the limit block.

The detailed working procedure of this embodiment is: in the process that the compressible shell 4 is pressed to reset and rebound, the limiting block is always in sliding connection with the limiting groove 9, and the limiting block is arranged at one end of the bottom of the sliding plate 6 opposite to the buffer gear 7 in structure, so that the buffer gear 7 can be combined with the structure of the buffer gear 7 to form front and rear two-point sliding support for the sliding plate 6, so that the movement track of the sliding plate 6 is kept consistent, and dislocation between the buffer gear 7 and the rack 8 is avoided. In this embodiment, the limiting groove 9 and the limiting block can be provided with a structure with a T-shaped cross section, and the limiting block and the limiting groove 9 are mutually matched in structural dimension and the like, and are in stable sliding connection.

As shown in fig. 1, 3 and 4, according to another embodiment of the present utility model, a gastric juice diverter with stable suction is provided, wherein a compressible casing 4 is provided with a connection port at one end far away from a diverter bottle 1, and a liquid inlet pipe 2 passes out of the compressible casing 4 through the connection port; the connection port is provided with a non-return component which is communicated with the liquid inlet pipe 2 and used for preventing liquid from flowing back.

The detailed working procedure of this embodiment is: one end of the liquid inlet pipe 2 is positioned inside the drainage bottle 1, the other end of the liquid inlet pipe penetrates out of the compressible shell 4 through the connecting port and is connected with the stomach of a patient after being connected with the non-return assembly, and gastric juice in the drainage bottle 1 is blocked by the non-return assembly and cannot flow back when the suction is stopped.

As shown in fig. 1, 3 and 4, according to another embodiment of the present utility model, a gastric juice diverter with stable suction, wherein a non-return assembly comprises a connecting pipe 10 and a blocking ball 11, the connecting pipe 10 is connected between a connecting port and a liquid inlet pipe 2 for conduction; the blocking ball 11 is movably arranged in the connecting pipeline 10 and is connected with the inner wall of the connecting pipeline 10 through an elastic piece 12, and the elastic piece 12 enables the blocking ball 11 to prop against the liquid inlet end of the connecting pipeline 10 to seal.

The detailed working procedure of this embodiment is: the liquid inlet end and the liquid outlet end of the connecting pipeline 10 are communicated with the liquid inlet pipe 2, the blocking ball 11 is movably arranged in the connecting pipeline 10 through the elastic piece 12, the blocking ball 11 is abutted with the liquid inlet end of the connecting pipeline 10 in an initial state to block gastric juice from flowing into the connecting pipeline 10, when gastric juice is pumped through the connecting pipeline 10 through the liquid inlet pipe 2, the blocking ball 11 can be flushed by the impact force of the gastric juice, the elastic piece 12 is compressed by the blocking ball 11, the gastric juice can flow into the connecting pipeline 10, and then the gastric juice flows into the drainage bottle 1 through the liquid outlet end; when the suction is stopped, if gastric juice flows back from the inside of the drainage bottle 1, the liquid inlet end of the connecting pipeline 10 can be blocked by the blocking ball 11, the connection between the liquid inlet pipe 2 and the stomach of a patient is blocked, and the gastric juice is prevented from flowing back. In this embodiment, in order not to obstruct normal gastric juice suction, the size of the blocking ball 11 is set to completely block the liquid inlet end of the connecting pipe 10, but the blocking ball 11 cannot completely block the whole interior of the connecting pipe 10, so that gastric juice can smoothly flow through the connecting channel 11 and enter the drainage bottle 1 after flushing the blocking ball 11; further, for convenient connection and cleaning, the liquid inlet pipe 2 can be split into a first part and a second part, wherein the first part is arranged between the drainage bottle 1 and the compressible shell 4 and is communicated with the liquid outlet end of the connecting pipeline 10, and the second part is communicated between the liquid inlet end of the connecting pipeline 10 and the stomach of a patient.

As shown in fig. 1 and 4, according to another embodiment of the present utility model, a pumping-stable gastric juice diverter is provided in which a cleaning port 13 is provided at the upper end of the diverter bottle 1.

The detailed working procedure of this embodiment is: after the suction is finished, the liquid inlet pipe 2 is separated, the valve of the liquid outlet 3 is opened to discharge gastric juice, and then cleaning liquid is led into the drainage bottle 1 through the cleaning port 13 to clean the inside of the drainage bottle, so that the drainage bottle is convenient for secondary use, and the consumption of medical equipment is reduced. In this embodiment, the cleaning port 13 is also provided with a valve, which can communicate and cut off the flow of liquid in the drainage bottle 1, and in order to achieve a comprehensive and thorough cleaning effect, the drainage bottle 1 and the compressible shell 4 can be in threaded connection, and the liquid inlet pipe 2 and the compressible shell 4 are also in threaded connection, so that all the components can be detached separately for cleaning.

The implementation principle of the embodiment of the application is as follows: when the gastric lavage device is used, the liquid inlet pipe 2 is connected with the stomach of a patient, the compressible shell 4 is compressed to form negative pressure, then the compression of the compressible shell 4 is released, at the moment, the compressible shell 4 is reset and rebounds, the buffer gear 7 can be driven to rotate and mesh with the rack 8, the effect of slowing down the violent backwash of the compressible shell 4 is achieved, the internal pressure of the drainage bottle 1 can be gradually risen, and accordingly gastric juice suction is stably carried out on the patient.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims (6)

1. A suction-stable gastric juice diverter comprising:

the drainage bottle (1), the side of drainage bottle (1) has offered the inlet, this inlet department is equipped with feed liquor pipe (2), the bottom of drainage bottle (1) has offered fluid outlet (3);

the compressible shell (4) is communicated with the drainage bottle (1), and the compressible shell (4) is covered outside the liquid inlet pipe (2); one end of the liquid inlet pipe (2) is positioned in the drainage bottle (1), and the other end of the liquid inlet pipe outwards penetrates out of the compressible shell (4); the compressible shell (4) is used for extruding to form negative pressure;

and the slowing assembly is arranged between the drainage bottle (1) and the compressible shell (4) and is used for slowing down the resetting speed of the compressible shell (4).

2. The suction-stabilized gastric juice diverter of claim 1 wherein: the damping assembly comprises a base (5), a buffer gear (7) and a rack (8), wherein the base (5) is fixedly arranged at the bottom of the same side of the drainage bottle (1) connected with the compressible shell (4), the base (5) is slidably connected with a sliding plate (6) along the moving direction of the telescopic shell, and the sliding plate (6) is fixedly connected with the pressing end of the compressible shell (4); the buffer gear (7) is rotatably arranged on the outer side wall of the bottom of the sliding plate (6) through a rotating shaft; the rack (8) is fixedly connected to the base (5) along the movement direction of the compressible shell (4), and the rack (8) is meshed with the buffer gear (7).

3. The suction-stabilized gastric juice diverter of claim 2 wherein: the sliding plate (6) is fixedly connected with a limiting block on the other outer side wall opposite to the buffer gear (7); and a limiting groove (9) is formed in the inner wall of the base (5) along the movement direction of the compressible shell (4), and the limiting groove (9) is in sliding connection with the limiting block.

4. The suction-stabilized gastric juice diverter of claim 1 wherein: a connecting port is formed in one end, far away from the drainage bottle (1), of the compressible shell (4), and the liquid inlet pipe (2) penetrates out of the compressible shell (4) through the connecting port; the connector is provided with a non-return component which is communicated with the liquid inlet pipe (2) and used for preventing liquid from flowing back.

5. The suction stabilized gastric juice extractor of claim 4 wherein: the non-return assembly comprises a connecting pipeline (10) and a blocking ball (11), and the connecting pipeline (10) is connected between a connecting port and the liquid inlet pipe (2) for conduction; the blocking ball (11) is movably arranged in the connecting pipeline (10) and is connected with the inner wall of the connecting pipeline (10) through an elastic piece (12), and the elastic piece (12) enables the blocking ball (11) to prop against the liquid inlet end of the connecting pipeline (10) to seal.

6. The suction-stabilized gastric juice diverter of claim 1 wherein: the upper end of the drainage bottle (1) is provided with a cleaning opening (13).

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