CN109663164B

CN109663164B - Stomach pressure reducer for surgery

Info

Publication number: CN109663164B
Application number: CN201910131418.9A
Authority: CN
Inventors: 叶民峰
Original assignee: Shaoxing Peoples Hospital
Current assignee: Shaoxing Peoples Hospital
Priority date: 2019-02-22
Filing date: 2019-02-22
Publication date: 2021-04-13
Anticipated expiration: 2039-02-22
Also published as: CN109663164A

Abstract

The invention relates to the technical field of medical instruments and discloses a gastrointestinal pressure reducer for surgery, which comprises a base, a pressure reducer, a cleaning device, a fixing device and a fixing area, wherein a control panel is arranged outside the pressure reducer; the fixing device is provided with a first perforation, a second perforation, a drainage connecting pipe and a negative pressure pipe, the drainage connecting pipe is provided with an arc-shaped branch pipe, and a third electromagnetic valve is arranged outside the negative pressure pipe. The invention can automatically wash the stomach tube, can detect whether the stomach tube is blocked, is safe and reliable, and can reduce the workload of medical staff; whether there is blood in can the automatic monitoring drainage liquid, can monitor the liquid velocity of flow, adjust the flow of drainage liquid, avoid drainage rate too fast, can prevent to rock and lead to the drainage bottle from the fixed area landing because of this device simultaneously.

Description

Stomach pressure reducer for surgery

Technical Field

The invention relates to the technical field of medical instruments, in particular to a surgical gastrointestinal pressure reducer.

Background

After the patient carries out specific operation, in the period that the postoperative is resumeed, the phenomenon that intra-abdominal cavity hydrops or intra-abdominal cavity pressure increase often can appear, makes the difficult healing of postoperative wound, and increases the possibility of infection easily, causes very big misery for the patient, for letting patient's operation position not infect early healing, alleviates patient's misery simultaneously, needs to use intestines and stomach pressure reducer to the patient.

In the process of gastrointestinal decompression, medical staff need extract normal saline at intervals and wash out the gastric lavage tube once with the syringe, wash away the stomach content that blocks up the aperture to keep the lumen unobstructed, and at the in-process of washing out the gastric tube, if meet the jam condition, can not continue to wash, whether the person can cause the injury to the patient. The operation needs medical staff to pay attention to the stomach tube all the time, the workload is large, time and labor are wasted, and therefore the gastrointestinal pressure reducer which has the function of flushing the stomach tube and is safe and reliable is needed.

Disclosure of Invention

Based on the problems, the invention provides the safe and reliable gastrointestinal pressure reducer for surgery, which can automatically flush the gastric tube, can sense whether the gastric tube is blocked or not, and is time-saving and labor-saving.

In order to solve the technical problems, the invention provides the following technical scheme:

a surgical gastrointestinal decompressor comprises a base, a decompressor, a cleaning device and a fixing device, wherein the decompressor and the cleaning device are arranged at the top of the base; a control panel is arranged outside the pressure reducing device, the cleaning device comprises an injection chamber and a liquid storage chamber, a first telescopic motor is arranged at the bottom of the injection chamber, a piston tightly abutted against the inner wall of the injection chamber is arranged on an output shaft of the first telescopic motor, and a pressure sensor is arranged on one surface of the piston, which is far away from the first telescopic motor; the top of the injection chamber is provided with a liquid outlet pipe and a liquid inlet pipe, the end part of the liquid inlet pipe, far away from the injection chamber, penetrates through the side walls of the injection chamber and the liquid storage chamber and then extends into the bottom of the liquid storage chamber, and a first electromagnetic valve is arranged outside the liquid inlet pipe; the liquid outlet pipe penetrates through the top of the cleaning device, a second electromagnetic valve is arranged outside the liquid outlet pipe, and a liquid feeding pipe is arranged at the top of the liquid storage chamber; the fixing device is provided with a first perforation and a second perforation which penetrate through the fixing device, a drainage connecting pipe which penetrates through the first perforation is arranged in the first perforation, an arc-shaped branch pipe which protrudes towards the direction deviating from the fixing device is arranged on the side wall of the drainage connecting pipe, and the end part, far away from the drainage connecting pipe, of the arc-shaped branch pipe is connected with the liquid outlet pipe; a negative pressure pipe penetrating through the second perforation is arranged in the second perforation, the end part, far away from the fixing device, of the negative pressure pipe is connected with a pressure reducing device, and a third electromagnetic valve is arranged outside the negative pressure pipe; first flexible motor, first solenoid valve, second solenoid valve, the flexible motor of third and pressure sensor all with control panel electric connection.

According to the invention, the cleaning device is automatically controlled by the control panel to wash the gastric tube, so that the workload of nursing personnel can be reduced, whether the gastric tube is blocked or not can be timely sensed in the washing process, and the use process is safe.

Further, first fenestrate cross-section is square, first fenestrate lateral wall is equipped with the third and perforates, the third is perforated to be equipped with and passes the fenestrate telescopic link of third, the telescopic link is kept away from first fenestrate tip and is equipped with the flexible motor of second, the telescopic link stretches into first fenestrate tip and is equipped with the push pedal, the flexible motor of second and control panel electric connection.

Above-mentioned technical scheme accessible push pedal compresses tightly the drainage linking pipe, plays the effect that dams, also can adjust the mouth of pipe size of drainage linking pipe through adjusting the position of push pedal in first perforation simultaneously to adjust the flow of the interior liquid of drainage linking pipe.

Further, a fixing ring is arranged on the outer wall of the drainage connecting pipe, a first clamping protrusion is arranged on the fixing ring, and a first clamping groove clamped with the first clamping protrusion is arranged on the fixing device; the drainage connecting pipe is convenient to disassemble and assemble and convenient to replace.

Furthermore, the drainage connecting pipe is provided with a first telescopic pipe section and a second telescopic pipe section, and the horizontal plane of the push plate is positioned between the horizontal planes of the first telescopic pipe section and the second telescopic pipe section.

Above-mentioned technical scheme's first flexible pipeline section and the flexible pipeline section of second play the effect of buffering to avoid dragging the stomach tube.

Furthermore, an electronic scale is arranged on the top of the base at the bottom of the fixed area and is electrically connected with the control panel; the drainage speed can be indirectly known through the weight change rate of the electronic scale, so that the drainage speed of the drainage tube can be conveniently controlled.

Furthermore, a color sensor is arranged at the top of the base at the bottom of the fixing area and electrically connected with the control panel; the color sensor can be used for monitoring the color of liquid in the drainage tube and monitoring whether blood exists in the drainage liquid.

Furthermore, a baffle plate which can slide along the height direction of the base is arranged outside the side wall of the part, positioned in the fixing area, of the base; above-mentioned baffle can fix the drainage bottle in the fixed area, prevents that the drainage bottle from following the fixed area landing because of rocking.

Furthermore, a slide way is arranged on the side wall of the base, a second clamping groove which is sunken towards the inside of the base is arranged at the top of the slide way, a fourth through hole is formed in the baffle, a movable rod which penetrates through the fourth through hole and the slide way is arranged in the fourth through hole, a second clamping protrusion which can be clamped with the second clamping groove is arranged at the end part, extending into the slide way, of the movable rod, and a handle is arranged at the end part, far away from the slide way, of the movable rod; above-mentioned technical scheme is convenient for adjust the position of baffle, is convenient for get and puts the drainage bottle.

Furthermore, the end part of the arc-shaped branch pipe, which is far away from the drainage connecting pipe, is connected with the liquid outlet pipe through threads; the drainage linking pipe is convenient to detach and install by the technical scheme.

Compared with the prior art, the invention has the beneficial effects that: the invention can automatically wash the gastric tube in the process of pressure reduction and drainage, can detect whether the gastric tube is blocked, is safe and reliable in the using process and can reduce the workload of medical staff; whether blood exists in the drainage liquid can be automatically monitored, so that the bleeding condition of a patient can be found as soon as possible; the flow velocity of the liquid can be monitored, the flow of the drainage liquid can be adjusted, and the water electrolyte imbalance of a patient caused by the over-high drainage velocity can be avoided; simultaneously through the fixed drainage bottle of baffle, prevent because rock and lead to the drainage bottle from the fixed area landing.

Drawings

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

FIG. 2 is a schematic view of a first through hole of the present invention;

FIG. 3 is a schematic view of a connection structure of a baffle plate and a base according to the present invention;

wherein: 1. a base; 2. a fixing device; 3. a fixed zone; 4. a control panel; 5. an injection chamber; 6. a liquid storage chamber; 7. a first telescoping motor; 8. a piston; 9. a pressure sensor; 10. a liquid outlet pipe; 11. a liquid inlet pipe; 12. a first solenoid valve; 13. a second solenoid valve; 14. a liquid feeding pipe; 15. a first perforation; 16. a second perforation; 17. a drainage linking tube; 18. an arc-shaped branch pipe; 19. a negative pressure tube; 20. a third electromagnetic valve; 21. a third perforation; 22. a telescopic rod; 23. a second telescoping motor; 24. pushing the plate; 25. a fixing ring; 26. a first snap projection; 27. a first card slot; 28. a first telescoping tube section; 29. a second telescoping tube section; 30. an electronic scale; 31. a color sensor; 32. a baffle plate; 33. a slideway; 34. a second card slot; 35. a fourth perforation; 36. a movable rod; 37. a second snap projection; 38. a handle; 39. and a pressure reducing device.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

Example (b):

referring to fig. 1, 2 and 3, a surgical gastrointestinal pressure reducer comprises a base 1, a pressure reducer 39, a cleaning device and a fixing device 2, wherein the pressure reducer 39 and the cleaning device are arranged at the top of the base 1, the pressure reducer 39 and the cleaning device are integrally manufactured with the base 1, the fixing device 2 is arranged at the top end of the side wall of the cleaning device, the fixing device 2 is connected with the cleaning device through welding, and the cleaning device is arranged between the pressure reducer 39 and the fixing device 2.

The control panel 4 is arranged outside the pressure reducing device 39, the cleaning device comprises an injection chamber 5 and a liquid storage chamber 6, a liquid feeding pipe 14 is arranged at the top of the liquid storage chamber 6, a first telescopic motor 7 is arranged at the bottom of the injection chamber 5, a piston 8 is arranged on an output shaft of the first telescopic motor 7, a pressure sensor 9 is arranged on one surface of the piston 8, which is far away from the first telescopic motor 7, when the piston 8 is pushed, the pressure sensor 9 can sense the pressure from liquid, and under the condition of uniform pushing, if the pressure is suddenly increased, the blockage of a stomach tube is prompted, and the first telescopic motor 7 can be closed in time, so that the patient is prevented from being injured; the first telescopic motor 7 can push the piston 8 to move up and down in the injection chamber 5; the top of injection chamber 5 is equipped with drain pipe 10 and feed liquor pipe 11, and the bottom that stretches into liquid storage chamber 6 behind the lateral wall of injection chamber 5 and liquid storage chamber 6 is passed to the tip that feed liquor pipe 11 kept away from injection chamber 5, and feed liquor pipe 11 is equipped with first solenoid valve 12 outward, and drain pipe 10 passes belt cleaning device's top setting, and drain pipe 10 is equipped with second solenoid valve 13 outward.

The fixing device 2 is provided with a first through hole 15 and a second through hole 16 which penetrate through the fixing device 2, a drainage connecting pipe 17 which penetrates through the first through hole 15 is arranged in the first through hole 15, a fixing ring 25 is arranged on the outer wall of the drainage connecting pipe 17, a first clamping protrusion 26 is arranged on the fixing ring 25, the fixing device 2 is provided with a first clamping groove 27 which is clamped with the first clamping protrusion 26, the clamping connection mode is convenient for mounting and dismounting the drainage connecting pipe 17 and is also convenient for replacement, when in use, the top end of the drainage connecting pipe 17 is connected with the tail end of a stomach tube, and the bottom end of the drainage connecting pipe 17 is connected with a liquid inlet buckle of a drainage bottle; the side wall of the first perforation 15 is provided with a third perforation 21, the third perforation 21 is provided with a telescopic rod 22 penetrating through the third perforation 21, the end part of the telescopic rod 22 far away from the first perforation 15 is provided with a second telescopic motor 23, the end part of the telescopic rod 22 extending into the first perforation 15 is provided with a push plate 24, the telescopic rod 22 is connected with the push plate 24 through welding, the second telescopic motor 23 can drive the push plate 24 to move left and right, the drainage connecting pipe 17 can be pressed through the push plate 24 to play a role of stopping flow, and the size of the pipe orifice of the drainage connecting pipe 17 can be adjusted through adjusting the position of the push plate 24 in the first perforation 15, so that the flow of liquid in the drainage connecting pipe 17 can; the section of the first through hole 15 is square, and the square section is beneficial to the push plate 24 to completely compress the drainage connecting pipe 17; the drainage connecting pipe 17 is provided with a first telescopic pipe section 28 and a second telescopic pipe section 29, the horizontal plane of the push plate 24 is positioned between the horizontal planes of the first telescopic pipe section 28 and the second telescopic pipe section 29, and when the push plate 24 extrudes the drainage connecting pipe 17, the first telescopic pipe section 28 and the second telescopic pipe section 29 play a role in buffering, so that the stomach tube is prevented from being dragged; the side wall of the drainage connecting pipe 17 is provided with an arc-shaped branch pipe 18 protruding upwards, the right end of the arc-shaped branch pipe 18 is connected with the liquid outlet pipe 10 through threads, and the arc-shaped branch pipe 18 protrudes upwards, so that drainage liquid can be prevented from flowing into the liquid outlet pipe 10 along the arc-shaped branch pipe 18, and the drainage liquid is prevented from polluting the liquid outlet pipe 10.

A negative pressure pipe 19 penetrating through the second perforation 16 is arranged in the second perforation 16, the end part, far away from the fixing device 2, of the negative pressure pipe 19 is connected with a pressure reducing device 39, and a third electromagnetic valve 20 is arranged outside the negative pressure pipe 19.

A fixing area 3 is arranged between the fixing device 2 and the base 1, the fixing area 3 is used for placing a drainage bottle, an electronic scale 30 and a color sensor 31 are arranged at the top of the base 1 at the bottom of the fixing area 3, the electronic scale 30 can sense the weight of the drainage bottle, when the change rate of the weight of the drainage bottle is increased, the drainage speed is increased, and at the moment, the diameter of the drainage connecting pipe 17 can be adjusted through the second telescopic motor 23, so that the drainage speed of the drainage pipe is adjusted; when the liquid color in the drainage bottle becomes red, the color sensor 31 can send a signal to the control panel 4 to remind medical staff and family members in time that gastrointestinal bleeding of a patient is possible, so that doctors can conveniently find early treatment.

A baffle 32 capable of sliding along the height direction of the base 1 is arranged outside the side wall of the part, located in the fixed area 3, of the base 1, a slide way 33 is arranged on the side wall of the base 1, the number of the slide ways 33 is more than two, a second clamping groove 34 which is recessed towards the base 1 is arranged at the top of each slide way 33, a fourth through hole 35 is arranged on each baffle 32, a movable rod 36 which penetrates through the fourth through hole 35 and each slide way 33 is arranged on each fourth through hole 35, a second clamping protrusion 37 which can be clamped with the second clamping groove 34 is arranged at the end part, extending into the slide way 33, of each movable rod 36, a handle 38 is arranged at the end part, far away from the slide way 33; when the drainage bottle is placed or taken down, the second clamping protrusion 37 is pulled out of the second clamping groove 34, and the baffle 32 is slid downwards; after the drainage bottle is installed, the baffle 32 slides upwards, the second clamping protrusion 37 is clamped into the second clamping groove 34, the baffle 32 is fixed, and the baffle 32 can prevent the drainage bottle from shaking off from the fixed area 3.

The first telescopic motor 7, the first electromagnetic valve 12, the second electromagnetic valve 13, the second telescopic motor 23, the electronic scale 30 and the color sensor 31 are electrically connected with the control panel 4, relevant data are set through the control panel 4 before use, and the first telescopic motor 7, the first electromagnetic valve 12, the second electromagnetic valve 13, the second telescopic motor 23, the electronic scale 30 and the color sensor 31 are controlled to be opened or closed and information is processed through the control panel 4 in the use process.

Before use, adding physiological saline into the liquid storage chamber 6 through the liquid adding pipe 14, then starting the first telescopic motor 7 to enable the piston 8 to move downwards, pumping the physiological saline in the liquid storage chamber 6 into the injection chamber 5, then closing the first electromagnetic valve 12, the second electromagnetic valve 13 and the first telescopic motor 7, and setting relevant parameters through the control panel 4; the drainage bottle is then placed on the electronic scale 30 in the fixed area 3 and the baffle 32 is slid to the top of the base 1, connecting the gastric tube with the drainage adapter 17 and the drainage adapter 17 with the negative pressure tube 19.

In the using process, the color sensor 31 is used for sensing the color of the liquid in the drainage bottle, when the color is changed into red and the depth of the red is within the depth range set by the color sensor 31, the color sensor 31 sends a signal to the control panel 4, and the control panel 4 reminds medical staff, so that doctors can find the gastrointestinal bleeding of patients in advance, treat the bleeding as early as possible and improve the recovery rate of the patients; when the numerical value increasing rate of the electronic scale 30 becomes fast, the control panel 4 controls the second telescopic motor 23 to extrude the drainage connecting pipe 17, so that the pipe orifice diameter of the drainage connecting pipe 17 is reduced, and the drainage rate is reduced; in the drainage process, the first telescopic motor 7 and the second electromagnetic valve 13 are started at intervals, the second telescopic motor 23 is started at the same time, the push plate 24 is enabled to compress the drainage connecting pipe 17, drainage is interrupted, then the first telescopic motor 7 pushes the piston 8 to slide upwards, the physiological saline in the injection chamber 5 is squeezed into the stomach tube through the arc-shaped branch pipe 18 and the drainage connecting pipe 17, the stomach tube is flushed, after flushing is completed, the first telescopic motor 7 and the second electromagnetic valve 13 are closed, the second telescopic motor 23 is started, the physiological saline in the stomach tube flows into the drainage bottle, the use amount of the physiological saline can be recorded by the control panel 4, and when the drainage amount is calculated by medical personnel, the amount of the physiological saline used for flushing the stomach tube is directly subtracted; in the process that the first telescopic motor 7 pushes the piston 8 at a constant speed, if the pressure sensed by the pressure sensor 9 is suddenly increased, the control panel 4 can automatically close the first telescopic motor 7 and remind medical staff and family members that the stomach tube is possibly blocked; when the physiological saline in the injection chamber 5 is too small, the second electromagnetic valve 13 is closed, the first electromagnetic valve 12 and the first telescopic motor 7 are opened, and the physiological saline in the liquid storage chamber 6 is pumped into the injection chamber 5.

The above is an embodiment of the present invention. The embodiments and specific parameters in the embodiments are only for the purpose of clearly illustrating the verification process of the invention and are not intended to limit the scope of the invention, which is defined by the claims, and all equivalent structural changes made by using the contents of the specification and the drawings of the present invention should be covered by the scope of the present invention.

Claims

1. A surgical gastrointestinal decompression device is characterized by comprising a base (1), a decompression device (39), a cleaning device and a fixing device (2), wherein the decompression device (39) and the cleaning device are arranged at the top of the base (1), the fixing device (2) is arranged at the top end of the side wall of the cleaning device, a fixing area (3) is arranged between the fixing device (2) and the base (1), and the cleaning device is arranged between the decompression device (39) and the fixing device (2); a control panel (4) is arranged outside the pressure reducing device (39), the cleaning device comprises an injection chamber (5) and a liquid storage chamber (6), a first telescopic motor (7) is arranged at the bottom of the injection chamber (5), a piston (8) tightly abutted against the inner wall of the injection chamber (5) is arranged on an output shaft of the first telescopic motor (7), and a pressure sensor (9) is arranged on one surface, deviating from the first telescopic motor (7), of the piston (8); a liquid outlet pipe (10) and a liquid inlet pipe (11) are arranged at the top of the injection chamber (5), the end part, far away from the injection chamber (5), of the liquid inlet pipe (11) penetrates through the side walls of the injection chamber (5) and the liquid storage chamber (6) and then extends into the bottom of the liquid storage chamber (6), and a first electromagnetic valve (12) is arranged outside the liquid inlet pipe (11); the liquid outlet pipe (10) penetrates through the top of the cleaning device, a second electromagnetic valve (13) is arranged outside the liquid outlet pipe (10), and a liquid feeding pipe (14) is arranged at the top of the liquid storage chamber (6); the fixing device (2) is provided with a first perforation (15) and a second perforation (16) which penetrate through the fixing device (2), a drainage connecting pipe (17) which penetrates through the first perforation (15) is arranged in the first perforation (15), an arc-shaped branch pipe (18) which protrudes towards the direction deviating from the fixing device (2) is arranged on the side wall of the drainage connecting pipe (17), and the end part, far away from the drainage connecting pipe (17), of the arc-shaped branch pipe (18) is connected with the liquid outlet pipe (10); a negative pressure pipe (19) penetrating through the second through hole (16) is arranged in the second through hole (16), the end part, far away from the fixing device (2), of the negative pressure pipe (19) is connected with a pressure reducing device (39), and a third electromagnetic valve (20) is arranged outside the negative pressure pipe (19); the first telescopic motor (7), the first electromagnetic valve (12), the second electromagnetic valve (13), the third telescopic motor and the pressure sensor (9) are electrically connected with the control panel (4); the cross-section of first perforation (15) is square, the lateral wall of first perforation (15) is equipped with third perforation (21), third perforation (21) are equipped with telescopic link (22) of passing third perforation (21), the tip that first perforation (15) were kept away from in telescopic link (22) is equipped with the flexible motor of second (23), the tip that telescopic link (22) stretched into first perforation (15) is equipped with push pedal (24), the flexible motor of second (23) and control panel (4) electric connection.

2. A surgical gastrointestinal pressure reducer according to claim 1, wherein the outer wall of the drainage adapter tube (17) is provided with a fixing ring (25), the fixing ring (25) is provided with a first snap projection (26), and the fixing device (2) is provided with a first snap groove (27) which is engaged with the first snap projection (26).

3. A surgical gastrointestinal decompression device according to claim 1, wherein the drain adapter (17) is provided with a first (28) and a second (29) telescopic tube section, the push plate (24) being located at a level between the levels of the first (28) and second (29) telescopic tube sections.

4. Surgical gastrointestinal decompression device according to claim 1, wherein an electronic scale (30) is arranged on the top of the base (1) at the bottom of the fixing area (3), and the electronic scale (30) is electrically connected with the control panel (4).

5. A surgical gastrointestinal decompression device according to claim 1, wherein a color sensor (31) is arranged on the top of the base (1) at the bottom of the fixing area (3), and the color sensor (31) is electrically connected with the control panel (4).

6. A surgical gastrointestinal decompression device according to claim 1, wherein the base (1) is provided with a baffle (32) outside the side wall of the fixing area (3) part, which can slide along the height direction of the base (1).

7. A surgical gastrointestinal pressure reducer according to claim 6, wherein the side wall of the base (1) is provided with a slide way (33), the top of the slide way (33) is provided with a second clamping groove (34) which is recessed towards the inside of the base (1), the baffle (32) is provided with a fourth through hole (35), the fourth through hole (35) is provided with a movable rod (36) which passes through the fourth through hole (35) and the slide way (33), the end part of the movable rod (36) extending into the slide way (33) is provided with a second clamping protrusion (37) which can be clamped with the second clamping groove (34), and the end part of the movable rod (36) far away from the slide way (33) is provided with a handle (38).

8. A surgical gastrointestinal pressure reducer according to claim 1 wherein the end of the curved branch (18) remote from the drainage adapter (17) is threadedly connected to the outlet tube (10).