阅读说明：本技术 一种胃肠外科用胃肠液减压装置 (Gastrointestinal fluid pressure reduction device for gastrointestinal surgery ) 是由 刘志宁 于 2020-12-23 设计创作，主要内容包括：本发明涉及一种胃肠外科用胃肠液减压装置,包括抽液装置、充气装置、抽液管、升降机构、充气管、双腔管和充气气囊；所述抽液装置通过抽液管与双腔管的内腔相连通,所述升降机构驱动抽液装置对积液进行抽取；所述充气装置通过充气管与双腔管的外腔相连通,充气气囊设置于双腔管的抽取端且与外腔相连通,所述升降机构同时驱动充气装置给充气气囊供气,充气气囊鼓起将抽走积液所占的腹腔内空间填充。本发明通过利用升降机构同时驱动抽液装置和充气装置,在抽取积液的同时将充气气囊充气,能够保证内腔对应的管口完全插入积液内,避免管口不完全插入积液内导致粘膜内壁震荡而造成患者不适。(The invention relates to a gastrointestinal fluid pressure reduction device for gastrointestinal surgery, which comprises a fluid pumping device, an inflation device, a fluid pumping pipe, a lifting mechanism, an inflation pipe, a double-cavity pipe and an inflation air bag, wherein the fluid pumping device is connected with the inflation device through the fluid pumping pipe; the liquid pumping device is communicated with the inner cavity of the double-cavity tube through a liquid pumping tube, and the lifting mechanism drives the liquid pumping device to pump accumulated liquid; the inflating device is communicated with the outer cavity of the double-cavity tube through the inflating tube, the inflating air bag is arranged at the extraction end of the double-cavity tube and is communicated with the outer cavity, the lifting mechanism simultaneously drives the inflating device to supply air to the inflating air bag, and the inflating air bag is expanded to fill the abdominal cavity space occupied by the extracted accumulated liquid. According to the invention, the lifting mechanism is used for driving the liquid pumping device and the air charging device simultaneously, so that the liquid is pumped and the air charging air bag is charged simultaneously, the pipe orifice corresponding to the inner cavity can be ensured to be completely inserted into the liquid, and the discomfort of a patient caused by the oscillation of the inner wall of the mucosa due to the incomplete insertion of the pipe orifice into the liquid is avoided.)

1. A gastrointestinal fluid pressure reduction device for gastrointestinal surgery, characterized in that: comprises a liquid pumping device (1), an air charging device (2), a liquid pumping pipe (3), a lifting mechanism (4), an air charging pipe (5), a double-cavity pipe (6) and an air charging air bag (7);

the liquid pumping device (1) is communicated with an inner cavity (602) of the double-cavity tube (6) through the liquid pumping tube (3), and the lifting mechanism (4) drives the liquid pumping device (1) to pump accumulated liquid;

the inflating device (2) is communicated with an outer cavity (601) of the double-cavity tube (6) through the inflating tube (5), the inflating air bag (7) is arranged at the extraction end of the double-cavity tube (6) and is communicated with the outer cavity (601), the lifting mechanism (4) simultaneously drives the inflating device (2) to supply air to the inflating air bag (7), and the inflating air bag (7) is expanded to fill the abdominal cavity space occupied by the pumped effusion.

2. A gastrointestinal fluid pressure reduction device for gastrointestinal surgery according to claim 1, wherein: the liquid extracting device (1) comprises a liquid extracting tank (101), a liquid extracting connecting rod (102) and a liquid extracting piston (103), wherein the liquid extracting connecting rod (102) drives the liquid extracting piston (103) at the bottom to move up and down in the liquid extracting tank (101), and the liquid extracting connecting rod (102) is driven by a lifting mechanism (4).

3. A gastrointestinal fluid pressure reduction device for gastrointestinal surgery according to claim 2, wherein: the inflation device (2) comprises an inflation tank (201), an inflation connecting rod (202) and an inflation piston (203), the inflation connecting rod (202) drives the inflation piston (203) at the bottom to move up and down in the inflation tank (201), and the inflation connecting rod (202) is driven by a lifting mechanism (4).

4. A gastrointestinal fluid pressure reduction device for gastrointestinal surgery according to claim 3, wherein: aerating device (2) and drawing liquid device (1) distribute from top to bottom, draw liquid connecting rod (102) top run through in proper order and draw liquid jar (101) upper surface, aeration tank (201) lower surface and with aerify connecting rod (202) and be fixed in an organic whole, aerify connecting rod (202) top and run through aeration tank (201) upper surface, elevating system (4) include the pneumatic cylinder, the rod end and the aeration connecting rod (202) top fixed connection of pneumatic cylinder, liquid suction pipe (3) are fixed to be set up in drawing liquid jar (101) bottom, inflation tube (5) are fixed to be set up in inflation tube (5) top, liquid suction piston (103) are the same with the position of inflating piston (203) in aeration tank (201) in the position of drawing liquid jar (101), drawing liquid jar (101) and aeration tank (201) size, shape are the same.

5. A gastrointestinal fluid pressure reduction device for gastrointestinal surgery according to claim 3, wherein: aerating device (2) and draw liquid device (1) and set up side by side, elevating system (4) set up between aerating device (2) and draw liquid device (1), elevating system (4) include lead screw (401), lead screw slide (402) and servo motor (403), lead screw (401) top is driven by servo motor (403), and lead screw slide (402) threaded connection is outside in lead screw (401), and lead screw slide (402) both ends are through horizontal pole and drawing liquid connecting rod (102) and aerify connecting rod (202) fixed connection, drawing liquid pipe (3) are fixed to be set up in drawing liquid jar (101) bottom, gas tube (5) are fixed to be set up in gas tube (5) top, drawing liquid piston (103) are the same with the position of inflating piston (203) in gas tank (201) in the position of drawing liquid jar (101), drawing liquid jar (101) and gas tank (201) size, The shapes are the same.

6. A gastrointestinal fluid pressure reduction device for gastrointestinal surgery according to claim 1, wherein: the utility model also comprises a columnar balloon (8), the columnar balloon (8) is fixedly arranged on the double-cavity tube (6) and communicated with the outer cavity (601), and the columnar balloon (8) is inserted into the cricopharyngeal muscle to prevent vomiting of the patient.

7. A gastrointestinal fluid pressure reduction device for gastrointestinal surgery according to claim 1, wherein: the liquid pumping device is characterized by further comprising a box body (9) and a support frame (10), wherein the box body (9) is placed at the top of the support frame (10), the liquid pumping device (1), the air charging device (2) and the lifting mechanism (4) are arranged in the box body (9), a cleaning box (11) and a waste liquid collecting box (12) are further fixed at the bottom of the support frame (10) through a cross beam, the cleaning box (11) is communicated with the liquid pumping tank (101) through a water inlet pipe (23) and a water pump, and the waste liquid collecting box (12) is communicated with the liquid pumping tank (101) through a liquid discharge pipe (22).

8. A gastrointestinal fluid pressure reduction device for gastrointestinal surgery according to claim 7, wherein: liquid suction pipe (3) and gas tube (5) bottom run through box (9) respectively and are connected with double lumen pipe (6), heating chamber (13) have been seted up to box (9) bottom surface, heating chamber (13) internal fixation is equipped with heating crown plate (14), heating crown plate (14) inside is equipped with the heating wire, heating chamber (13) bottom is equipped with case (15), case (15) slide from top to bottom at box (9) outer wall, case (15) inside is equipped with wind-up shaft (16), double lumen pipe (6) twine in wind-up shaft (16) outside, heating crown plate (14) are used for heating double lumen pipe (6) for the bottom.

9. A gastrointestinal fluid pressure reduction device for gastrointestinal surgery according to claim 8, wherein: the storage box is characterized in that vertical plates (17) are fixedly arranged at the tops of two ends of the storage box (15), arc-shaped clamping plates (18) are hinged to the vertical plates (17), the arc-shaped clamping plates (18) are connected with hinge shafts inside the arc-shaped clamping plates through coil springs, handles (19) are fixedly arranged on one sides of the bottoms of the arc-shaped clamping plates (18), slots (20) and sliding grooves (21) are formed in the outer walls of boxes (9) corresponding to the arc-shaped clamping plates (18), and the slots (20) are arranged at the top ends of the sliding grooves (21) and movably clamped with the arc-.

10. A gastrointestinal fluid pressure reduction device for gastrointestinal surgery according to claim 7, wherein: valves are arranged on the liquid pumping pipe (3), the liquid discharge pipe (22) and the water inlet pipe (23).

Technical Field

The invention belongs to the technical field of medical equipment, and particularly relates to a gastrointestinal fluid pressure reduction device for gastrointestinal surgery.

Background

In the clinical treatment of gastrointestinal surgery, when the effusion or the intra-abdominal pressure in the abdominal cavity of a patient is increased, the effusion in the stomach and intestine is required to be drained by using the gastrointestinal pressure reducer.

The intestines and stomach pressure reducer principle commonly used at present is through the hydrops suction of negative pressure attraction in with patient's abdominal cavity, and negative pressure work can be by siphon structure, realization such as piston extraction structure, no matter which kind of mechanical attraction, no matter how big extraction dynamics, when carrying out negative pressure extraction liquid, even be the patient adopts seat or slope position, the mouth of pipe that all can appear the stomach tube probably can not insert liquid completely, in case the mouth of pipe is half in liquid or totally not in liquid, all can lead to the shock of hydrops gross action, will lead to the vibrations of mucosa inner wall this moment, cause patient's retching unsuitable, especially when the liquid stock of stomach is less, extremely easily be qualified for the next round of competitions the condition in the stomach tube mouth of pipe incompletely inserts the hydrops.

Disclosure of Invention

The invention aims to solve the problems and provide a gastrointestinal fluid pressure reducing device for gastrointestinal surgery, which has a simple structure and reasonable design.

The invention realizes the purpose through the following technical scheme:

a gastrointestinal fluid pressure reduction device for gastrointestinal surgery comprises a fluid pumping device, an inflation device, a fluid pumping pipe, a lifting mechanism, an inflation pipe, a double-cavity pipe and an inflation air bag;

the liquid pumping device is communicated with the inner cavity of the double-cavity tube through a liquid pumping tube, and the lifting mechanism drives the liquid pumping device to pump accumulated liquid;

the inflating device is communicated with the outer cavity of the double-cavity tube through the inflating tube, the inflating air bag is arranged at the extraction end of the double-cavity tube and is communicated with the outer cavity, the lifting mechanism simultaneously drives the inflating device to supply air to the inflating air bag, and the inflating air bag is expanded to fill the abdominal cavity space occupied by the extracted accumulated liquid.

As a further optimization scheme of the invention, the liquid pumping device comprises a liquid pumping tank, a liquid pumping connecting rod and a liquid pumping piston, wherein the liquid pumping connecting rod drives the liquid pumping piston at the bottom to move up and down in the liquid pumping tank, and the liquid pumping connecting rod is driven by a lifting mechanism.

As a further optimization scheme of the invention, the inflation device comprises an inflation tank, an inflation connecting rod and an inflation piston, wherein the inflation connecting rod drives the inflation piston at the bottom to move up and down in the inflation tank, and the inflation connecting rod is driven by a lifting mechanism.

As a further optimization scheme of the invention, the inflation device and the liquid pumping device are distributed vertically, the top end of the liquid pumping connecting rod sequentially penetrates through the upper surface of the liquid pumping tank and the lower surface of the inflation tank and is fixed with the inflation connecting rod into a whole, the top end of the inflation connecting rod penetrates through the upper surface of the inflation tank, the lifting mechanism comprises a hydraulic cylinder, the rod end of the hydraulic cylinder is fixedly connected with the top end of the inflation connecting rod, the liquid pumping pipe is fixedly arranged at the bottom of the liquid pumping tank, the inflation pipe is fixedly arranged at the top of the inflation pipe, the position of the liquid pumping piston in the liquid pumping tank is the same as the position of the inflation piston in the inflation tank, and the size and the.

As a further optimized scheme of the invention, the inflation device and the liquid pumping device are arranged side by side, the lifting mechanism is arranged between the inflation device and the liquid pumping device, the lifting mechanism comprises a lead screw, a lead screw sliding seat and a servo motor, the top end of the lead screw is driven by the servo motor, the lead screw sliding seat is in threaded connection with the outside of the lead screw, two ends of the lead screw sliding seat are fixedly connected with the liquid pumping connecting rod and the inflation connecting rod through a cross rod, the liquid pumping pipe is fixedly arranged at the bottom of the liquid pumping tank, the inflation pipe is fixedly arranged at the top of the inflation pipe, the position of the liquid pumping piston in the liquid pumping tank is the same as the position of the inflation piston in the inflation tank, and the.

As a further optimization scheme of the invention, the artificial stomach comprises a cylindrical balloon which is fixedly arranged on the double-cavity tube and communicated with the outer cavity, and the cylindrical balloon is inserted into the cricopharyngeal muscle to prevent vomiting of a patient.

As a further optimization scheme of the invention, the device also comprises a box body and a support frame, wherein the box body is placed at the top of the support frame, the liquid pumping device, the air charging device and the lifting mechanism are arranged in the box body, the bottom of the support frame is also fixedly provided with a cleaning box and a waste liquid collecting box through a cross beam, the cleaning box is communicated with the liquid pumping tank through a water inlet pipe and a water pump, and the waste liquid collecting box is communicated with the liquid pumping tank through a liquid discharge pipe.

As a further optimized scheme of the invention, the bottom ends of the liquid pumping pipe and the inflation pipe respectively penetrate through the box body to be connected with the double-cavity pipe, a heating cavity is formed in the surface of the bottom of the box body, a heating ring plate is fixedly arranged in the heating cavity, an electric heating wire is arranged in the heating ring plate, a storage box is arranged at the bottom of the heating cavity, the storage box slides up and down on the outer wall of the box body, a winding shaft is arranged in the storage box, the double-cavity pipe is wound outside the winding shaft, and the heating ring plate is used for heating the double-cavity pipe at the.

As a further optimization scheme of the invention, the tops of the two ends of the storage box are fixedly provided with vertical plates, the vertical plates are hinged with arc-shaped clamping plates, the arc-shaped clamping plates are connected with hinged shafts inside the arc-shaped clamping plates through coil springs, one side of the bottom of each arc-shaped clamping plate is fixedly provided with a handle, the outer wall of the box body corresponding to each arc-shaped clamping plate is provided with a slot and a sliding slot, and the slot is arranged at the top end of the sliding slot and movably clamped with the arc.

As a further optimization scheme of the invention, valves are arranged on the liquid pumping pipe, the liquid discharge pipe and the water inlet pipe.

The invention has the beneficial effects that:

1) according to the invention, the lifting mechanism is used for driving the liquid pumping device and the inflating device simultaneously, the inflating air bag is inflated while liquid is pumped, so that the volume of the pumped liquid and the volume of the gas are the same as the volume of the gas filled in the inflating air bag, the space occupied by the pumped liquid is filled in the inflating air bag, after the cavity is filled in by the inflating air bag, the pipe orifice corresponding to the inner cavity can be ensured to be completely inserted into the liquid, and the condition that the inner wall of a mucous membrane is vibrated to cause discomfort of a patient due to the incomplete insertion of the pipe orifice into the liquid is avoided;

2) the double-cavity tube can be connected with a columnar balloon, the cricopharyngeal muscle is blocked after the columnar balloon is positioned at the cricopharyngeal muscle, so that effusion upwelling and outflow can be prevented in the process of liquid pumping, the inflation and deflation of the inflatable balloon and the columnar balloon can be realized at one time by utilizing the existing inflation structure, the columnar balloon does not need to be inflated separately, and the cost is saved;

3) the inflation device and the liquid pumping device can be distributed side by side or above and below, can correspond to different overall device volume shapes, and are suitable for being used in different demand environments.

Drawings

FIG. 1 is a schematic view of a decompression structure inside a case of embodiment 1 of the present invention;

FIG. 2 is a schematic view of the inflatable bladder of the present invention;

FIG. 3 is a schematic view of the internal structure of the dual chamber tube of the present invention.

FIG. 4 is a schematic sectional view of the storage case of the present invention;

FIG. 5 is a schematic view of the structure of part A of FIG. 4 according to the present invention;

FIG. 6 is a top plan view of the storage case of the present invention;

fig. 7 is a schematic view of a decompression structure inside a case in embodiment 2 of the present invention.

In the figure: 1. a liquid pumping device; 101. a liquid pumping tank; 102. a liquid pumping connecting rod; 103. a liquid extraction piston; 2. an inflator; 201. an inflation tank; 202. an inflation connecting rod; 203. an inflation piston; 3. a liquid pumping pipe; 4. a lifting mechanism; 401. a screw rod; 402. a lead screw slide seat; 403. a servo motor; 5. an inflation tube; 6. a double lumen tube; 602. an inner cavity; 601. an outer cavity; 7. an inflatable air bag; 8. a cylindrical balloon; 9. a box body; 10. a support frame; 11. a cleaning tank; 12. a waste liquid collection box; 13. a heating cavity; 14. heating the ring plate; 15. a storage box; 16. a winding shaft; 17. a vertical plate; 18. an arc-shaped clamping plate; 19. a handle; 20. a slot; 21. a chute; 22. a liquid discharge pipe; 23. and (4) a water inlet pipe.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

Example 1

As shown in fig. 1-4, a gastrointestinal fluid pressure reduction device for gastrointestinal surgery comprises a fluid pumping device 1, an inflation device 2, a fluid pumping tube 3, a lifting mechanism 4, an inflation tube 5, a double-lumen tube 6 and an inflation air bag 7;

the liquid pumping device 1 is communicated with an inner cavity 602 of the double-cavity tube 6 through the liquid pumping tube 3, and the lifting mechanism 4 drives the liquid pumping device 1 to pump accumulated liquid;

the inflating device 2 is communicated with the outer cavity 601 of the double-cavity tube 6 through the inflating tube 5, the inflating air bag 7 is arranged at the extraction end of the double-cavity tube 6 and is communicated with the outer cavity 601, the lifting mechanism 4 simultaneously drives the inflating device 2 to supply air to the inflating air bag 7, and the inflating air bag 7 is expanded to fill the abdominal cavity space occupied by the pumped effusion.

Further, the liquid extracting device 1 comprises a liquid extracting tank 101, a liquid extracting connecting rod 102 and a liquid extracting piston 103, wherein the liquid extracting connecting rod 102 drives the liquid extracting piston 103 at the bottom to move up and down in the liquid extracting tank 101, and the liquid extracting connecting rod 102 is driven by the lifting mechanism 4.

Further, the inflation device 2 comprises an inflation tank 201, an inflation connecting rod 202 and an inflation piston 203, the inflation connecting rod 202 drives the inflation piston 203 at the bottom to move up and down in the inflation tank 201, and the inflation connecting rod 202 is driven by the lifting mechanism 4.

Further, aerating device 2 and drawing device 1 distribute from top to bottom, and drawing connecting rod 102 top is run through in proper order and is drawn fluid reservoir 101 upper surface, aeration tank 201 lower surface and be fixed in an organic whole with aeration connecting rod 202, aeration connecting rod 202 top is run through aeration tank 201 upper surface, elevating system 4 includes the pneumatic cylinder, the rod end and the aeration connecting rod 202 top fixed connection of pneumatic cylinder, drawing pipe 3 is fixed to be set up in drawing fluid reservoir 101 bottom, aeration pipe 5 is fixed to be set up in aeration pipe 5 top, drawing liquid piston 103 is the same with the position of aeration piston 203 in aeration tank 201 in the position of drawing fluid reservoir 101, drawing fluid reservoir 101 and aeration tank 201 size, shape are the same.

Further, the device comprises a box body 9 and a support frame 10, wherein the box body 9 is placed at the top of the support frame 10, the liquid pumping device 1, the air charging device 2 and the lifting mechanism 4 are arranged in the box body 9, the bottom of the support frame 10 is further fixed with a cleaning box 11 and a waste liquid collecting box 12 through a cross beam, the cleaning box 11 is communicated with a liquid pumping tank 101 through a water inlet pipe 23 and a water pump, and the waste liquid collecting box 12 is communicated with the liquid pumping tank 101 through a liquid discharge pipe 22.

Furthermore, valves are arranged on the liquid pumping pipe 3, the liquid discharge pipe 22 and the water inlet pipe 23.

The implementation mode is specifically as follows: when in use, the liquid pumping piston 103 and the inflating piston 203 are respectively arranged at the bottom of the inner cavity 602 of the liquid pumping tank 101 and the inflating tank 201, so that after the double-cavity tube 6 drives the inflating air bag 7 to be inserted into the thoracic cavity, the hydraulic cylinder contracts, the rod end of the hydraulic cylinder drives the liquid pumping connecting rod 102 and the inflating connecting rod 202 to move upwards, the liquid pumping piston 103 moves upwards, the inner cavity 602 generates negative pressure to pump effusion into the liquid pumping tank 101, the inflating piston 203 moves upwards to push the gas in the inflating tank 201 into the outer cavity 601 and the inflating air bag 7 through the inflating tube 5, the effusion is pumped out by the same volume as the liquid pumping tank 101 and the inflating tank 201 in size and shape, the filling volume of the inflating air bag 7 is large, the space occupied by the effusion is filled by the inflating air bag 7, after the cavity is filled by the inflating air bag 7, the pipe mouth corresponding to the inner cavity 602 can be ensured to be completely inserted into the effusion, in addition, the inflatable air bag 7 gradually fills the cavity, so that the maximum effusion extraction amount can be ensured, and after the inflatable air bag 7 gradually fills the cavity after effusion extraction, a patient does not feel uncomfortable;

after the liquid accumulation is extracted, the valve on the liquid extracting pipe 3 is closed, the valve on the liquid discharging pipe 22 is opened, the hydraulic cylinder is ejected out, the liquid extracting piston 103 and the inflating piston 203 are driven to move downwards by the liquid extracting connecting rod 102 and the inflating connecting rod 202, the liquid extracting piston 103 pushes the liquid accumulation to enter the liquid discharging pipe 22 and finally collect the liquid accumulation in the waste liquid collecting box 12, the inflating piston 203 moves downwards to extract the gas in the inflating airbag 7, and the inflating airbag 7 is restored to the original state, so that the double-cavity pipe 6 and the inflating airbag 7 can be conveniently taken out at the moment, and the whole working process is completed;

and finally, the water pump is started, clean water or disinfectant in the cleaning box 11 is pumped out and conveyed into the liquid pumping tank 101, the liquid pumping tank 101 can be cleaned and disinfected, the valve of the liquid pumping pipe 3 can be opened at the moment, the liquid pumping pipe 3 and the inner cavity 602 can be cleaned and disinfected by the clean water or the disinfectant, discharged sewage can be additionally collected or the double-cavity pipe 6 can be directly inserted into the waste liquid collecting box 12, and the outer wall of the double-cavity pipe 6 and the outer wall of the inflatable air bag 7 can be additionally and independently cleaned or washed for disinfection.

The inflating device 2 and the liquid pumping device 1 can be distributed up and down, and the box bodies 9 corresponding to the two devices which are distributed up and down are strip-shaped, so that the inflating device and the liquid pumping device can be conveniently stored without occupying space.

As shown in fig. 1-2, the disposable liquid suction device further comprises a cylindrical balloon 8, the cylindrical balloon 8 is fixedly arranged on the double-cavity tube 6 and communicated with the outer cavity 601, the cylindrical balloon 8 is inserted into the cricopharyngeal muscle to prevent vomiting of a patient, effusion upwelling and outflow can be prevented in the liquid suction process, the inflation and deflation of the inflatable balloon 7 and the cylindrical balloon 8 can be realized at one time by utilizing the existing inflation structure, the cylindrical balloon 8 does not need to be separately inflated additionally, and the cost is saved.

As shown in fig. 4-6, the bottom ends of the liquid pumping tube 3 and the gas filling tube 5 respectively penetrate through the box body 9 to be connected with the double-cavity tube 6, a heating cavity 13 is formed in the bottom surface of the box body 9, a heating ring plate 14 is fixedly arranged in the heating cavity 13, heating wires are arranged in the heating ring plate 14, a storage box 15 is arranged at the bottom of the heating cavity 13, the storage box 15 slides up and down on the outer wall of the box body 9, a winding shaft 16 is arranged in the storage box 15, the double-cavity tube 6 is wound outside the winding shaft 16, and the heating ring plate 14 is used for heating the double-cavity tube 6 at the bottom.

Furthermore, the tops of the two ends of the storage box 15 are fixedly provided with a vertical plate 17, the vertical plate 17 is hinged with an arc-shaped clamping plate 18, the arc-shaped clamping plate 18 is connected with an articulated shaft inside the arc-shaped clamping plate 18 through a coil spring, one side of the bottom of the arc-shaped clamping plate 18 is fixedly provided with a handle 19, the outer wall of the box body 9 corresponding to the arc-shaped clamping plate 18 is provided with a slot 20 and a sliding groove 21, and the slot 20 is arranged at the top end of the sliding groove 21 and movably clamped with the arc.

Furthermore, valves are arranged on the liquid pumping pipe 3, the liquid discharge pipe 22 and the water inlet pipe 23.

The implementation mode is specifically as follows: through set up can gliding case 15 from top to bottom in box 9 bottom, when needs carry out the hydrops extraction, can rotate and pull down the handle 19 of both sides, arc cardboard 18 breaks away from slot 20 this moment and gets into in the spout 21, case 15 can slide from top to bottom, pull down case 15 can be with heating by heating ring plate 14, the work of drawing liquid is taken out to double lumen pipe 6 after disinfecting, can not lead to when inserting patient discomfort because of the temperature is lower when double lumen pipe 6 uses.

In addition, can fix a control box on 9 lateral walls of box, the inside PLC controller that is equipped with of control box, be equipped with the touch screen on the control box, the touch screen is connected with the PLC controller, and liquid suction pipe 3, gas tube 5, inlet tube 23, fluid-discharge tube 22, water pump and elevating system 4 all can be connected with the PLC controller through the relay, the valve can set up to the solenoid valve, also by the control of PLC controller, can control whole equipment intelligence operation through the touch screen like this, it is more convenient to operate.

Example 2

As shown in fig. 7, the inflation device 2 and the liquid pumping device 1 are arranged side by side, the lifting mechanism 4 is arranged between the inflation device 2 and the liquid pumping device 1, the lifting mechanism 4 includes a screw rod 401, a screw rod slide base 402 and a servo motor 403, the top end of the screw rod 401 is driven by the servo motor 403, the screw rod slide base 402 is in threaded connection with the outside of the screw rod 401, two ends of the screw rod slide base 402 are fixedly connected with the liquid pumping connecting rod 102 and the inflation connecting rod 202 through a cross rod, the liquid pumping pipe 3 is fixedly arranged at the bottom of the liquid pumping tank 101, the inflation pipe 5 is fixedly arranged at the top of the inflation pipe 5, the position of the liquid pumping piston 103 in the liquid pumping tank 101 is the same as the position of the inflation piston 203 in the inflation tank 201, and the liquid.

The implementation mode is specifically as follows: when the pneumatic piston is used specifically, the servo motor 403 can control the screw rod 401 to rotate forwards or reversely, the screw rod sliding seat 402 moves on the screw rod 401 and can only do linear reciprocating motion through the limit of the limit rod, as in embodiment 1, when the piston moves upwards, the extraction of accumulated liquid and the inflation of the inflatable air bag 7 are realized, and when the piston is pressed downwards, the drainage of the accumulated liquid and the deflation of the inflatable air bag 7 are realized;

different from the embodiment 1, the inflating device 2 and the liquid pumping device 1 can be distributed side by side, the box bodies 9 corresponding to the two devices distributed side by side are of a short and fat type, and the box bodies 9 can be suitable for being used under the condition that the height storage space is insufficient and are more convenient to operate.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.