CN115300683A - Gastrointestinal surgery nursing is with stable stomach intestine pressure relief device of negative pressure appeal - Google Patents

Gastrointestinal surgery nursing is with stable stomach intestine pressure relief device of negative pressure appeal Download PDF

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Publication number
CN115300683A
CN115300683A CN202210990505.1A CN202210990505A CN115300683A CN 115300683 A CN115300683 A CN 115300683A CN 202210990505 A CN202210990505 A CN 202210990505A CN 115300683 A CN115300683 A CN 115300683A
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tank
pipe
liquid storage
negative pressure
air
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CN202210990505.1A
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Chinese (zh)
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付瑶
高茜
郭芮
朱洪霞
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Harbin Medical University
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Harbin Medical University
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/71—Suction drainage systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/71—Suction drainage systems
    • A61M1/74—Suction control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/88—Replacing filter elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/102—Carbon

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Vascular Medicine (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
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  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • External Artificial Organs (AREA)

Abstract

The invention relates to the technical field of medical equipment, in particular to a gastrointestinal decompression device with stable negative pressure attraction for gastrointestinal surgical nursing. Comprises an installation box, a decompression tank, a liquid storage tank, an installation cylinder, a collection bottle and a conveying mechanism; the pressure reducing tank is arranged on the installation box and is provided with an air inserting pipe; the installation box is also provided with a negative pressure mechanism for controlling the pressure of the pressure reduction tank; the bottom of the pressure reduction tank is provided with an output pipe, the liquid storage tanks are communicated with the output pipe, the liquid storage tanks are multiple, and two adjacent liquid storage tanks are communicated through a connecting pipe; the mounting cylinders are arranged below the corresponding liquid storage tanks, and each mounting cylinder is internally provided with a conveying hose which is connected with the pressure reduction tank; a plurality of collecting bottles are arranged and are in threaded connection with the corresponding mounting cylinders; conveying mechanism sets up inside corresponding the installation section of thick bamboo, and conveying mechanism is including two shutoff pieces that can be close to each other and keep away from, and this application passes through the cooperation of conveying mechanism, delivery hose and receiving flask to in the condition of not shutting down, handle the receiving flask.

Description

Gastrointestinal surgery nursing is with stable stomach intestine pressure relief device of negative pressure appeal
Technical Field
The invention relates to the technical field of medical equipment, in particular to a gastrointestinal decompression device with stable negative pressure attraction for gastrointestinal surgical nursing.
Background
The gastrointestinal decompression operation is to insert a stomach tube from an oral cavity or a nasal cavity by utilizing the principles of negative pressure suction and siphon, suck out gas and liquid accumulated in the gastrointestinal tract through the stomach tube, reduce the pressure and the expansion degree in the gastrointestinal tract for patients suffering from gastrointestinal obstruction, prevent gastrointestinal contents from continuously leaking into an abdominal cavity through a broken opening for patients suffering from gastrointestinal perforation, and facilitate the healing of the gastrointestinal anastomosis operation. Therefore, the traditional Chinese medicine has wide application range and is commonly used after acute gastric dilatation, intestinal obstruction, gastrointestinal perforation repair or partial resection and biliary tract or pancreas operation.
Patent application No.: CN202010565966.5, provides a gastrointestinal fluid pressure reduction device for various gastrointestinal surgery clinics; comprises a pressure regulating bottle and a sewage collecting bottle; a pressure regulating pipe is inserted in the pressure regulating bottle; the pressure regulating bottle is connected with an air suction pipe which is communicated with a suction pipe of a suction device; the bottom end of the sewage collecting bottle is in threaded connection with a collecting bottle, and a sealing plug is arranged in the bottle opening of the sewage collecting bottle; a sliding cylinder is fixed on the sealing plug and is positioned right below the liquid guide hose; a light connecting rod is inserted in the sliding pipe in a sliding manner through a sliding sealing ring, and a floating ball is arranged at the bottom end of the light connecting rod; a sliding ejector rod is fixed on the upper end surface of the sliding sealing ring, and a Y-shaped chuck is fixed at the top end of the sliding ejector rod; a contact switch is arranged on the side wall of the Y-shaped chuck and is in electric signal connection with the control alarm; when preventing that the hydrops in the dirty bottle of collection from reaching the mouth of pipe department of blast pipe or drainage tube, lead to the phenomenon of hydrops backward flow easily, and then lead to patient's intestines and stomach to produce the phenomenon of secondary damage.
However, in the gastrointestinal fluid pressure reduction device for gastrointestinal surgery, although the device has an early warning function, if a worker cannot timely process the pressure reduction, liquid enters the pressure regulating bottle along with the air duct and cannot be continuously reduced in pressure, and when the dirt collecting bottle is filled, the pressure reduction is stopped to process the dirt collecting bottle.
Disclosure of Invention
To the problem that prior art exists, provide a gastrointestinal surgery nursing is with stable stomach intestine pressure relief device of negative pressure appeal, through a plurality of conveying mechanism, negative pressure jar, an installation section of thick bamboo, receiving flask and negative pressure mechanism's cooperation, thereby can be under the state of not stopping work, empty the washing to the receiving flask that has collected to full, and gaseous and liquid are handled respectively, handle gaseous through filter mechanism, control the liquid that gets into in the receiving flask through the ration subassembly, the staff of being convenient for clears up.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
a gastrointestinal decompression device with stable negative pressure attraction for gastrointestinal surgical nursing comprises an installation box, a decompression tank, a liquid storage tank, an installation cylinder, a collection bottle and a conveying mechanism, wherein one side of the installation box is provided with a double door;
the bottom of the pressure reducing tank is provided with a supporting leg for supporting the liquid collecting tank, the supporting leg is arranged on one side of the top of the installation box, and the edge of the top of the pressure reducing tank is provided with an air inserting pipe;
a negative pressure mechanism used for controlling the pressure of the pressure reduction tank is arranged on one side of the top of the mounting box, which is far away from the pressure reduction tank;
a funnel-shaped liquid outlet is formed in the center of the bottom of the pressure reducing tank, an L-shaped output pipe is arranged in the liquid outlet, the output pipe penetrates through the mounting box and is arranged in the mounting box, and a one-way liquid outlet valve is arranged at one end, close to the pressure reducing tank, of the output pipe;
the liquid storage tanks are communicated with one end, far away from the pressure reduction tank, of the output pipe, the liquid storage tanks are arranged in a vertical state and are arranged at equal intervals along the length direction of the output pipe arranged in the installation box, a funnel-shaped output hole is formed in the center of the bottom of each liquid storage tank, and two adjacent liquid storage tanks are communicated through a connecting pipe;
a plurality of installation cylinders are arranged below the corresponding liquid storage tanks, a first perforation penetrating through the installation cylinders is arranged at the center of each installation cylinder, a conveying hose is arranged in each first perforation, and one end, close to the liquid storage tanks, of each conveying hose is arranged in an output hole of the liquid storage tanks;
a plurality of collecting bottles are arranged, and the threads of the collecting bottles are arranged at one end of the corresponding mounting cylinder, which is far away from the liquid storage tank;
conveying mechanism has a plurality ofly, and conveying mechanism sets up inside corresponding an installation section of thick bamboo, and conveying mechanism is including two plugging blocks that can dismantle the installation along with the receiving flask and be close to each other and keep away from, and two plugging blocks can extrude conveying hose to carry out the shutoff with conveying hose.
Preferably, the conveying mechanism further comprises a reaction rod, a spring, a gear seat, a first gear and a second gear;
two second through holes are formed in the edge of one end, far away from the liquid storage tank, of each mounting cylinder, and the two second through holes are arranged in a mirror image mode relative to the axis of the mounting cylinder;
the two reaction rods are arranged in the corresponding first through holes in a vertical state in a sliding manner, and one end, far away from the liquid storage tank, of each reaction rod extends out of the mounting cylinder;
an annular step part for abutting against the reaction rod is arranged inside the collecting bottle;
the two springs are vertically arranged at one end of the reaction rod close to the top of the mounting cylinder, and the two ends of each spring are respectively connected with the inner wall of the mounting cylinder and the corresponding reaction rod;
the two gear seats are arranged on the inner wall of the bottom of the mounting cylinder and are arranged in a mirror image mode relative to the axial direction of the first perforation;
each gear seat is rotatably provided with a first gear and a second gear which are meshed;
the outer wall of one side of the reaction rod, which is close to the first through hole, is provided with a first tooth groove along the length direction, and the first gear is meshed with the first tooth groove of the corresponding reaction rod;
the inner wall of the bottom of the mounting cylinder is provided with two sliding grooves, the sliding grooves are arranged in a mirror image mode relative to the first perforation axis, the length direction of the sliding grooves is perpendicular to the first perforation axis direction, and the two sliding grooves are communicated with the first perforation;
each plugging block is provided with a sliding strip corresponding to the sliding groove, and the sliding strip is arranged in the sliding groove in a sliding manner;
and a second tooth groove is formed in one end, far away from the sliding groove, of each blocking block, and the second tooth grooves are meshed with corresponding second gears.
Preferably, one end of each mounting cylinder, which is far away from the liquid storage tank, is provided with a quantitative component for controlling the volume of gastric juice in the collection bottle;
the quantitative component comprises a quantitative pipe, a plugging ball, a connecting rod and a buoyancy plate;
the quantitative pipe is arranged at the center of the bottom of the corresponding mounting cylinder and is communicated with the corresponding conveying hose;
the outer wall of the bottom of the quantitative pipe is provided with a third through hole penetrating through the quantitative pipe, the third through hole is communicated with the inside of the quantitative pipe, and the diameter of the third through hole is larger than the inner diameter of the quantitative pipe;
the blocking ball is arranged in the quantitative pipe and is positioned at the communication part of the third perforation and the quantitative pipe, the diameter of the blocking ball is larger than the inner diameter of the quantitative pipe, and the diameter of the blocking ball is smaller than that of the third perforation;
the diameter of the connecting rod is the same as the inner diameter of the quantifying pipe, the connecting rod is arranged in the quantifying pipe in a sliding mode, one end of the connecting rod is connected with the blocking ball, and one end, far away from the blocking ball, of the connecting rod faces the direction far away from the liquid storage tank;
the buoyancy plate is connected with one end of the connecting rod, which is far away from the plugging ball.
Preferably, the outer wall of each reaction rod is provided with a limiting block for limiting the movement of the reaction rod.
Preferably, one end of each plugging block, which is close to the first through hole, is provided with a rubber pad.
Preferably, one end of the output pipe in the installation box, which is far away from the liquid storage tank, is provided with an anti-blocking mechanism for avoiding blocking the output pipe and the connecting pipe;
the anti-blocking mechanism comprises a rotary driver and a screw rod;
the rotary driver is arranged in the installation box in a horizontal state and is positioned at one end of the output pipe, which is far away from the liquid storage tank;
the inner diameter of the output pipe is the same as that of the connecting pipe;
rotatable setting of hob is in the delivery pipe and inside being located the install bin, the output shaft of output tube and rotary actuator is passed to the one end of hob, the one end that rotary actuator was kept away from to the hob extends along the degree direction that the output tube is located the install bin, the hob passes a plurality of fluid reservoirs and the connecting pipe setting is in the connecting pipe that is located away from rotary actuator, the outer wall of hob is provided with helical blade, helical blade touches the inner wall of conveyer pipe and the inner wall of connecting pipe.
Preferably, the air inserting pipe is provided with a one-way liquid inlet valve.
Preferably, the negative pressure mechanism comprises a support frame, an air exhaust tank, an air exhaust pipe, an air outlet pipe, a servo electric cylinder and a piston;
the support frame is arranged at the top of the installation box and is positioned on one side of the negative pressure tank;
the air exhaust tank is arranged on the support frame, one end of the outer wall of the bottom of the air exhaust tank, which is close to the negative pressure tank, is provided with an air exhaust hole, one end of the top of the negative pressure tank, which is close to the air exhaust tank, is provided with an air outlet hole, one end of an air exhaust pipe is arranged in the air outlet hole, and the other end of the air exhaust pipe is arranged in the air exhaust hole;
the exhaust pipe is provided with a one-way air inlet valve;
an exhaust hole is formed in one side, away from the negative pressure tank, of the outer wall of the bottom of the air exhaust tank, and an air outlet pipe is arranged in the exhaust hole;
the air outlet pipe is provided with a one-way air outlet valve;
the servo electric cylinder is arranged on the top of the air extraction tank, the piston is arranged in the air extraction tank in a sliding mode, and the execution part of the servo electric cylinder penetrates through the air extraction tank to be connected with the center of the piston.
Preferably, one end of the gas outlet pipe, which is far away from the gas extraction tank, is also provided with a filtering mechanism for filtering gas;
the filtering mechanism comprises a filtering tank and an activated carbon plate;
the air outlet pipe is L-shaped, and one end of the air outlet pipe, which is far away from the air extracting tank, faces to the direction far away from the installation box;
the filter tank is arranged in a vertical state, an air inlet is arranged at the center of the bottom of the filter tank, one end of the air outlet pipe, which is far away from the air exhaust tank, is arranged in the air inlet, and an air outlet is arranged at the center of one end of the filter tank, which is far away from the air inlet;
the outer wall of the filter tank is provided with a plurality of slots along the length direction, and the activated carbon plate is inserted into the corresponding slots.
Preferably, four corners of the bottom of the installation box are provided with universal wheels.
Compared with the prior art, the beneficial effect of this application is:
1. this application is through a plurality of conveying mechanism, the negative pressure jar, an installation section of thick bamboo, the cooperation of receiving flask and negative pressure mechanism, thereby can be under the state of not stopping work, empty the washing to the receiving flask that has collected fully, and realize the reposition of redundant personnel of gas and liquid, conveying mechanism is including two shutoff pieces that can be close to each other, can extrude the shutoff to the delivery hose of an installation section of thick bamboo, make it when changing the receiving flask, can avoid the outflow of liquid, after changing the receiving flask, thereby two shutoff pieces can keep away from each other and make liquid can enter into in the receiving flask.
2. This application is through the cooperation of reaction pole, spring, gear seat, first gear and second gear to the realization is at the in-process of collecting bottle installation and dismantlement, and the reaction pole reciprocates along with the installation of collecting bottle and dismantlement, thereby the moving direction of two shutoff pieces of synchronous adjustment carries out the shutoff and opens the delivery hose, avoids at the in-process of installation and dismantlement collecting bottle, and liquid is revealed, thereby causes the damage to staff's health.
3. This application is provided with the ration subassembly through the one end of keeping away from the fluid reservoir at the installation section of thick bamboo, can carry out quantitative control to the liquid that enters into in the receiving flask, when buoyancy board is touched to liquid, the shutoff ball can carry out the shutoff to the buret, thereby avoid liquid to continue to enter into in the receiving flask, when the receiving flask takes off, the shutoff piece carries out the shutoff to conveying hose, remain the liquid in conveying hose and buret, can be along with the removal of receiving flask, drop to in the receiving flask, thereby avoid receiving flask liquid too much, the condition that leads to revealing.
4. This application is through being provided with anti-blocking mechanism, and rotary actuator drives the hob and rotates, is provided with helical blade on the hob, and helical blade touches the inner wall of output tube and connecting pipe to can promote the liquid that is located output tube and connecting pipe and advance, avoid it to block up, cause whole device can't function.
5. The piston is driven to move by the servo electric cylinder, and the one-way air inlet valve is arranged on the exhaust pipe; the air outlet pipe is provided with a one-way air outlet valve; one end of the output pipe close to the pressure reduction tank is provided with a one-way liquid outlet valve; the air insertion pipe is provided with a one-way liquid inlet valve, so that the sealing performance of the negative pressure tank is guaranteed, and the pressure intensity in the negative pressure tank is adjusted by adjusting the movement length of the servo electric cylinder, so that the stability of the negative pressure attraction of the air insertion pipe is realized.
Drawings
FIG. 1 is a front view of a bi-door open configuration of a gastrointestinal decompression device stabilized by negative pressure suction for gastrointestinal surgical care;
FIG. 2 is a perspective view of a bi-door open position of a gastrointestinal decompression device stabilized by negative pressure suction for gastrointestinal surgical care;
FIG. 3 is a side view of a bi-door open configuration of a gastrointestinal decompression device stabilized by negative pressure attractive force for gastrointestinal surgical care;
FIG. 4 isbase:Sub>A plan sectional view taken along A-A of FIG. 3;
FIG. 5 is a partial enlarged view of FIG. 4 at B;
FIG. 6 is a first perspective view of a mounting cartridge in a vacuum suction stabilized gastrointestinal decompression device for gastrointestinal surgical care;
FIG. 7 is a second perspective view of a mounting cartridge in a vacuum suction stabilized gastrointestinal decompression device for gastrointestinal surgical care;
FIG. 8 is a first perspective view of a first delivery hose, delivery mechanism and dosing assembly of a vacuum suction stabilized gastrointestinal pressure relief device for gastrointestinal surgical care; a
FIG. 9 is a second perspective view of the delivery hose, delivery mechanism and dosing assembly of the negative pressure suction-stabilized gastrointestinal decompression device for gastrointestinal surgical care;
FIG. 10 is a perspective view of a dosing assembly in a negative pressure suction-stabilized gastrointestinal decompression device for gastrointestinal surgical care;
FIG. 11 is a perspective view of a collection bottle in a negative pressure suction-stabilized gastrointestinal decompression device for gastrointestinal surgical care;
FIG. 12 is a perspective view of a negative pressure mechanism and filter mechanism of a gastrointestinal decompression device stabilized by negative pressure suction for gastrointestinal surgical care;
FIG. 13 is a plan sectional view taken along the direction C-C of FIG. 12;
FIG. 14 is a perspective view of a filter mechanism in a negative pressure suction-stabilized gastrointestinal decompression device for gastrointestinal surgical care;
the reference numbers in the figures are:
1-installing a box; 11-double doors; 12-a universal wheel;
2-a decompression tank; 21-a leg; 22-inserting an air pipe; 221-one-way liquid inlet valve; 23-a liquid outlet; 24-an output pipe; 241-one-way liquid outlet valve; 25-air outlet holes;
3-a liquid storage tank; 31-an output aperture; 32-connecting tube;
4, mounting a cylinder; 41-a first perforation; 42-a delivery hose; 43-second perforation; 44-a chute;
45-a dosing assembly; 451-a quantification tube; 4511 — third perforation; 452-a blocking ball; 453-a connecting rod; 454-buoyancy plates; 5-collecting the bottle; 51-an annular step;
6-a conveying mechanism; 61-a blocking block; 611-a slide bar; 612-a second gullet; 613-rubber pad; 62-a reaction rod; 621-a first tooth slot; 622-a limiting block; 63-a spring; 64-a gear seat; 65-a first gear; 66-a second gear;
7-a negative pressure mechanism; 71-a support frame; 72-a gas extraction tank; 721-air extraction holes; 722-an exhaust hole; 73-an extraction tube; 731-one-way intake valve; 74-an air outlet pipe; 741-a one-way air outlet valve; 75-servo electric cylinder; 76-a piston;
8-an anti-blocking mechanism; 81-a rotary drive; 82-a screw rod; 821-helical blades;
9-a filtering mechanism; 91-a filter tank; 911-air intake; 912-gas outlet; 913-a slot; 92-activated carbon plate.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 14, a gastrointestinal surgery nursing gastrointestinal decompression device with stable negative pressure attraction force comprises an installation box 1, a decompression tank 2, a liquid storage tank 3, an installation cylinder 4, a collection bottle 5 and a conveying mechanism 6, wherein a double door 11 is arranged on one side of the installation box 1;
the bottom of the pressure reducing tank 2 is provided with a supporting leg 21 for supporting the liquid collecting tank, the supporting leg 21 is arranged on one side of the top of the installation box 1, and the edge of the top of the pressure reducing tank 2 is provided with an air inserting pipe 22;
a negative pressure mechanism 7 for controlling the pressure of the pressure reducing tank 2 is further arranged on one side of the top of the installation box 1, which is far away from the pressure reducing tank 2;
a funnel-shaped liquid outlet 23 is arranged at the center of the bottom of the pressure reducing tank 2, an L-shaped output pipe 24 is arranged in the liquid outlet 23, the output pipe 24 penetrates through the installation box 1 and is arranged in the installation box 1, and one end, close to the pressure reducing tank 2, of the output pipe 24 is provided with a one-way liquid outlet valve 241;
the liquid storage tanks 3 are communicated with one end of the output pipe 24, which is far away from the pressure reduction tank 2, a plurality of liquid storage tanks 3 are arranged, the liquid storage tanks 3 are arranged in a vertical state and are equidistantly arranged along the length direction of the output pipe 24 arranged in the installation box 1, a funnel-shaped output hole 31 is arranged at the center of the bottom of each liquid storage tank 3, and two adjacent liquid storage tanks 3 are communicated through a connecting pipe 32;
a plurality of installation cylinders 4 are provided, the installation cylinders 4 are arranged below the corresponding liquid storage tanks 3, the center of each installation cylinder 4 is provided with a first perforation 41 penetrating through the installation cylinder 4, a conveying hose 42 is arranged in each first perforation 41, and one end, close to the liquid storage tank 3, of each conveying hose 42 is arranged in an output hole 31 of the liquid storage tank 3;
a plurality of collecting bottles 5 are arranged, and the threads of the collecting bottles 5 are arranged at one end of the corresponding mounting cylinder 4 far away from the liquid storage tank 3;
conveying mechanism 6 has a plurality ofly, and conveying mechanism 6 sets up inside corresponding installation section of thick bamboo 4, and conveying mechanism 6 can be close to each other and the shutoff piece 61 of keeping away from along with the dismantlement installation of receiving flask 5 including two, and two shutoff pieces 61 can extrude delivery hose 42 to carry out the shutoff.
The staff inserts trachea 22 to patient's mouth, trachea 22 inserts afterwards deeply into patient's stomach, reduce pressure through negative pressure mechanism 7 decompression jar 2 afterwards, thereby make the pressure in decompression jar 2 become low, subsequently the liquid in patient's stomach enters into decompression jar 2 through trachea 22 because of the negative pressure attraction, subsequently, liquid enters into output tube 24 through liquid outlet 23 of decompression jar 2 bottom, enter into first liquid storage jar 3 that is close to output tube 24 through output tube 24, receiving flask 5 is corrosion-resistant transparent material, under receiving flask 5 installation state, two blocks 61 keep away from each other, thereby make and pass through conveying hose 42 intercommunication between liquid storage jar 3 and the corresponding receiving flask 5, stomach liquid enters into corresponding receiving flask 5 through conveying hose 42, when receiving flask 5 is full, the staff opens two door 11 of mounting box 1, subsequently will fill up receiving flask 5, in-process of taking down, two blocks 61 move in opposite directions, extrude conveying hose 42, carry out the shutoff to conveying hose 42, avoid stomach liquid to take out in receiving flask 5 after the dropping off the receiving flask, the receiving flask 5 drops in the receiving flask 1, can go on the liquid extraction through the cooperation of a plurality of groups of collecting flask 5, thereby can be carried out the continuous improvement of the stomach liquid extraction to the collection flask 5, thereby the cooperation of the step can be carried out more than the continuous operation of the stomach through the cooperation of the stomach, thereby the stomach liquid extraction of the collection bottle 5, thereby can be carried out the cooperation of the step, the operation more than the stomach, the operation of the collection flask 5, more than the operation.
As shown in fig. 4 to 9 and 11, the conveying mechanism 6 further includes a reaction rod 62, a spring 63, a gear holder 64, a first gear 65, and a second gear 66;
two second through holes 43 are formed in the edge of one end, far away from the liquid storage tank 3, of each mounting cylinder 4, and the two second through holes 43 are arranged in a mirror image mode relative to the axis of the mounting cylinder 4;
two reaction rods 62 are provided, the two reaction rods 62 are vertically and slidably arranged in the corresponding first through holes 41, and one end of each reaction rod 62, which is far away from the liquid storage tank 3, extends out of the mounting cylinder 4;
the inside of the collection bottle 5 is provided with an annular step 51 for abutting against the reaction rod 62;
two springs 63 are provided, the two springs 63 are vertically arranged at one end of the reaction rod 62 close to the top of the mounting cylinder 4, and two ends of each spring 63 are respectively connected with the inner wall of the mounting cylinder 4 and the corresponding reaction rod 62;
two gear seats 64 are arranged, the two gear seats 64 are arranged on the inner wall of the bottom of the mounting cylinder 4, and the two gear seats 64 are arranged in a mirror image mode relative to the axial direction of the first through hole 41;
each gear seat 64 is rotatably provided with a first gear 65 and a second gear 66, and the first gear 65 is meshed with the second gear 66;
the outer wall of one side of the reaction rod 62 close to the first through hole 41 is provided with a first tooth slot 621 along the length direction, and the first gear 65 is meshed with the first tooth slot 621 of the corresponding reaction rod 62;
the inner wall of the bottom of the mounting cylinder 4 is provided with two sliding grooves 44, the sliding grooves 44 are arranged in a mirror image mode relative to the axis of the first through hole 41, the length direction of the sliding grooves 44 is perpendicular to the axis direction of the first through hole 41, and the two sliding grooves 44 are communicated with the first through hole 41;
each plugging block 61 is provided with a sliding strip 611 corresponding to the sliding groove 44, and the sliding strip 611 is slidably arranged in the sliding groove 44;
one end of each blocking block 61, which is far away from the sliding slot 44, is provided with a second gear groove 612, and the second gear groove 612 is engaged with the corresponding second gear 66.
The staff rotates collecting bottle 5, collecting bottle 5 and installation section of thick bamboo 4 threaded connection, be provided with inside annular step 51 that is used for contradicting reaction rod 62 that is provided with of collecting bottle 5 in the collecting bottle 5, annular step 51 is at the pivoted in-process, contradict two reaction rod 62, reaction rod 62 extrudees corresponding spring 63, two reaction rod 62 rebound, first tooth's socket 621 on the reaction rod 62 meshes with corresponding first gear 65, first gear 65 meshes with second gear 66, first gear 65 and second gear 66 rotatable set up on gear seat 64, second gear 66 meshes with the second tooth's socket 612 that corresponds blocking piece 61, thereby drive two blocking pieces 61 each other and keep away from simultaneously, thereby open conveying hose 42, the stomach liquid that is extracted can enter into collecting bottle 5 through conveying hose 42, when needing to be changed, the staff rotates and takes off collecting bottle 5, at this moment, spring 63 is owing to the effect of elasticity, promote reaction rod 62 to move down, drive corresponding first gear 65 and second gear 66 to rotate, make two blocking pieces 61 be close to each other, thereby carry out the conveying hose 42 and carry out the extrusion.
Referring to fig. 5 and 10, one end of each mounting tube 4 away from the liquid storage tank 3 is provided with a quantitative assembly 45 for controlling the volume of gastric juice in the collection bottle 5;
the quantifying assembly 45 comprises a quantifying pipe 451, a blocking ball 452, a connecting rod 453 and a buoyancy plate 454;
the quantitative pipe 451 is arranged at the center of the bottom of the corresponding installation cylinder 4, and the quantitative pipe 451 is communicated with the corresponding conveying hose 42;
the outer wall of the bottom of the quantitative tube 451 is provided with a third perforation 4511 penetrating through the quantitative tube 451, the third perforation 4511 is communicated with the inside of the quantitative tube 451, and the diameter of the third perforation 4511 is larger than the inner diameter of the quantitative tube 451;
a blocking ball 452 is disposed inside the dosing tube 451 and at the communication of the third perforation 4511 with the dosing tube 451, the diameter of the blocking ball 452 being larger than the inner diameter of the dosing tube 451 and the diameter of the blocking ball 452 being smaller than the diameter of the third perforation 4511;
the diameter of the connecting rod 453 is the same as the inner diameter of the dosing pipe 451, the connecting rod 453 is slidably arranged in the dosing pipe 451, one end of the connecting rod 453 is connected with the blocking ball 452, and one end of the connecting rod 453, which is far away from the blocking ball 452, faces the direction far away from the liquid storage tank 3;
a buoyancy plate 454 is connected to the end of connecting rod 453 remote from blocking ball 452.
When the collecting bottle 5 is installed, the level of the buoyancy plate 454 is lower than the level of the annular step 51 of the collecting bottle 5, when the liquid is collected, the liquid enters the third perforation 4511 penetrating through the dosing pipe 451, so that the third perforation 4511 flows into the collecting bottle 5, when the liquid in the collecting bottle 5 contacts the buoyancy plate 454, the buoyancy plate 454 generates buoyancy and transfers the buoyancy to the blocking ball 452 through the connecting rod 453, the diameter of the blocking ball 452 is larger than the inner diameter of the dosing pipe 451, the diameter of the blocking ball 452 is smaller than the diameter of the third perforation 4511, the blocking ball 452 blocks the dosing pipe 451, the liquid is prevented from continuously entering the collecting bottle 5, then the worker rotates the collecting bottle 5, the residual liquid in the conveying hose 42 and the collecting pipe 451 falls into the collecting bottle 5 while the collecting bottle 5 is far away from the installation cylinder 4, and the residual liquid in the collecting bottle 5 cannot overflow from the collecting bottle 5 because the level of the buoyancy plate 454 is lower than the level of the annular step 51 of the collecting bottle 5, and the residual liquid cannot corrode the installation box 1.
Referring to fig. 5, 7 and 8, the outer wall of each reaction rod 62 is provided with a stopper 622 for restricting the movement of the reaction rod 62.
After the collecting bottle 5 is disassembled, the spring 63 generates elastic force to push the reaction rod 62 to move towards the direction far away from the liquid storage tank 3, so that after the two blocking blocks 61 block the conveying hose 42, the limiting block 622 arranged on the outer wall of the reaction rod 62 can prevent the reaction rod 62 from being ejected out of the mounting cylinder 4 due to the elasticity of the spring 63.
As shown in fig. 5, 8 and 9, one end of each block piece 61 near the first perforation 41 is provided with a rubber pad 613.
When two shutoff pieces 61 are close to each other, the rubber pad 613 that sets up on the shutoff piece can play the guard action to conveying hose 42 to can improve the shutoff effect of shutoff piece 61 to conveying hose 42.
Referring to fig. 1 and 4, one end of the output pipe 24 in the installation box 1, which is far away from the liquid storage tank 3, is provided with an anti-blocking mechanism 8 for avoiding blocking the output pipe 24 and the connecting pipe 32;
the anti-clogging mechanism 8 includes a rotary driver 81 and a screw rod 82;
the rotary driver 81 is arranged in the installation box 1 in a horizontal state and is positioned at one end of the output pipe 24 far away from the liquid storage tank 3;
the inner diameter of the output pipe 24 is the same as the inner diameter of the connecting pipe 32;
the rotatable setting of hob 82 is in output tube 24 and inside being located install bin 1, the output shaft of output tube 24 and rotary actuator 81 is passed to the one end of hob 82, the one end that rotary actuator 81 was kept away from to hob 82 extends along the degree direction that output tube 24 is located install bin 1, hob 82 passes a plurality of liquid storage tank 3 and the setting of connecting pipe 32 is in being located the connecting pipe 32 of keeping away from rotary actuator 81, the outer wall of hob 82 is provided with helical blade 821, helical blade 821 touches the inner wall of conveyer pipe and the inner wall of connecting pipe 32.
When liquid enters the output pipe 24, the rotary driver 81 drives the screw rod 82 to rotate, the outer wall of the screw rod 82 is provided with the helical blade 821, the helical blade 821 touches the inner wall of the conveying pipe and the inner wall of the connecting pipe 32, thereby pushing the liquid to move towards the direction close to the liquid storage tank 3, avoiding the liquid to be blocked at the output pipe 24 and the connecting pipe 32, and being incapable of continuously extracting, when the collecting bottle 5 is full, the screw rod 82 can push the liquid to enter the next liquid storage tank 3 to continuously collect.
Referring to fig. 1 to 4, the gas insertion tube 22 is provided with a one-way liquid inlet valve 221.
The one-way liquid inlet valve 221 is arranged on the air insertion pipe 22, so that pumped liquid can only enter the negative pressure tank from the air insertion pipe 22, the backflow phenomenon is avoided, and the sealing performance of the negative pressure tank can be improved.
Referring to fig. 1, 12, and 13, the negative pressure mechanism 7 includes a support frame 71, an air suction tank 72, an air suction pipe 73, an air outlet pipe 74, a servo cylinder 75, and a piston 76;
the supporting frame 71 is arranged at the top of the installation box 1 and is positioned at one side of the negative pressure tank;
the air exhaust tank 72 is arranged on the support frame 71, one end of the outer wall of the bottom of the air exhaust tank 72, which is close to the negative pressure tank, is provided with an air exhaust hole 721, one end of the top of the negative pressure tank, which is close to the air exhaust tank 72, is provided with an air outlet 25, one end of an air exhaust pipe 73 is arranged in the air outlet 25, and the other end of the air exhaust pipe 73 is arranged in the air exhaust hole 721;
the air exhaust pipe 73 is provided with a one-way air inlet valve 731;
an exhaust hole 722 is formed in one side, away from the negative pressure tank, of the outer wall of the bottom of the air exhaust tank 72, and the air outlet pipe 74 is arranged in the exhaust hole 722;
a one-way air outlet valve 741 is arranged on the air outlet pipe 74;
the servo electric cylinder 75 is arranged on the top of the air exhaust tank 72, the piston 76 is slidably arranged inside the air exhaust tank 72, and the execution part of the servo electric cylinder 75 penetrates through the air exhaust tank 72 and is connected with the center of the piston 76.
The piston 76 is driven to reciprocate by the servo electric cylinder 75, so that gas in the negative pressure tank is extracted through the air extraction pipe 73, the pressure in the negative pressure tank is reduced, so that the air insertion pipe 22 can extract liquid and gas from the stomach of a patient, the air extraction pipe 73 is provided with the one-way air inlet valve 731, gas backflow can be avoided, the pressure change in the negative pressure tank is guaranteed, the air outlet pipe 74 is provided with the one-way air outlet valve 741, the sealing performance of the air extraction tank 72 can be guaranteed, when the piston 76 moves towards the direction far away from the installation box 1, gas can only enter the air extraction tank 72 from the air extraction pipe 73, when the piston 76 moves towards the direction close to the installation box 1, gas can only enter the air outlet pipe 74 from the air extraction tank 72, and a worker can guarantee the pressure stability in the negative pressure tank and guarantee a constant negative pressure attraction force by adjusting the moving stroke of the servo electric cylinder 75.
As shown in fig. 1, 12, 13 and 14, the end of the air outlet pipe 74 far away from the air pumping tank 72 is also provided with a filtering mechanism 9 for filtering air;
the filtering mechanism 9 comprises a filtering tank 91 and an activated carbon plate 92;
the air outlet pipe 74 is L-shaped, and one end of the air outlet pipe 74 far away from the air extracting tank 72 faces to the direction far away from the installation box 1;
the filter tank 91 is arranged in a vertical state, an air inlet 911 is arranged in the center of the bottom of the filter tank 91, one end of the air outlet pipe 74 far away from the air exhaust tank 72 is arranged in the air inlet 911, and an air outlet 912 is arranged in the center of one end of the filter tank 91 far away from the air inlet 911;
the outer wall of the canister 91 is provided with a plurality of insertion grooves 913 along the longitudinal direction, and the activated carbon plate 92 is inserted into the corresponding insertion grooves 913.
The gas in the stomach enters the air pumping tank 72 through the air pumping pipe 73, and then, through the compression of the piston 76, because the air pumping pipe 73 is provided with the one-way air inlet valve 731, the air outlet pipe 74 is provided with the one-way air outlet valve 741, so that the backflow of the gas is avoided, the gas can only enter the filter tank 91 through the air outlet pipe 74, the filter tank 91 is internally provided with a plurality of activated carbon plates 92, the activated carbon plates 92 filter the gas pumped from the stomach, the pollution to the air is avoided, the gas filtered by the activated carbon plates 92 is discharged through the air outlet 912 at the top of the filter tank 91, the activated carbon plates 92 are inserted into the slots 913 of the filter tank 91, the activated carbon plates 92 can be conveniently replaced by workers, and the service life of the device is prolonged.
Referring to fig. 1 to 4, universal wheels 12 are arranged at four corners of the bottom of the installation box 1.
Through being provided with universal wheel 12 in the bottom four corners of install bin 1, the medical personnel of being convenient for can be lighter thrust unit to carry out the stomach intestines decompression to the patient in different regions, improve the practicality of device.
The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the 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. Therefore, the protection scope of the present patent should be subject to the appended claims.

Claims (10)

1. A gastrointestinal decompression device with stable negative pressure attraction for gastrointestinal surgical nursing comprises an installation box (1), wherein one side of the installation box (1) is provided with a double door (11), and is characterized by further comprising a decompression tank (2), a liquid storage tank (3), an installation cylinder (4), a collection bottle (5) and a conveying mechanism (6);
the bottom of the pressure reducing tank (2) is provided with a supporting leg (21) for supporting the liquid collecting tank, the supporting leg (21) is arranged on one side of the top of the mounting box (1), and the edge of the top of the pressure reducing tank (2) is provided with an air inserting pipe (22);
a negative pressure mechanism (7) used for controlling the pressure of the pressure reducing tank (2) is further arranged on one side of the top of the mounting box (1) far away from the pressure reducing tank (2);
a funnel-shaped liquid outlet (23) is formed in the center of the bottom of the pressure reducing tank (2), an L-shaped output pipe (24) is arranged in the liquid outlet (23), the output pipe (24) penetrates through the mounting box (1) and is arranged in the mounting box (1), and a one-way liquid outlet valve (241) is arranged at one end, close to the pressure reducing tank (2), of the output pipe (24);
the liquid storage tanks (3) are communicated with one ends, far away from the pressure reduction tank (2), of the output pipes (24), the liquid storage tanks (3) are multiple, the liquid storage tanks (3) are arranged in a vertical state and are arranged at equal intervals along the length direction of the output pipes (24) arranged in the installation box (1), a funnel-shaped output hole (31) is formed in the center of the bottom of each liquid storage tank (3), and two adjacent liquid storage tanks (3) are communicated through connecting pipes (32);
the installation cylinders (4) are multiple, the installation cylinders (4) are arranged below the corresponding liquid storage tanks (3), the center of each installation cylinder (4) is provided with a first through hole (41) penetrating through the installation cylinder (4), a conveying hose (42) is arranged in each first through hole (41), and one end, close to the liquid storage tanks (3), of each conveying hose (42) is arranged in an output hole (31) of the liquid storage tanks (3);
a plurality of collecting bottles (5) are arranged, and the threads of the collecting bottles (5) are arranged at one end of the corresponding mounting cylinder (4) far away from the liquid storage tank (3);
conveying mechanism (6) have a plurality ofly, and conveying mechanism (6) set up and correspond installation section of thick bamboo (4) inside, and conveying mechanism (6) can be close to each other and keep away from shutoff piece (61) along with collecting bottle (5) dismantlement installation including two, and two shutoff pieces (61) can be to delivery hose (42) extrusion to carry out the shutoff with delivery hose (42).
2. The gastrointestinal decompression device with stable negative pressure attraction for gastrointestinal surgical nursing according to claim 1, wherein the conveying mechanism (6) further comprises a reaction rod (62), a spring (63), a gear seat (64), a first gear (65) and a second gear (66);
two second through holes (43) are formed in the edge of one end, away from the liquid storage tank (3), of each mounting cylinder (4), and the two second through holes (43) are arranged in a mirror image mode relative to the axis of the mounting cylinder (4);
two reaction rods (62) are provided, the two reaction rods (62) are vertically and slidably arranged in the corresponding first through holes (41), and one end, far away from the liquid storage tank (3), of each reaction rod (62) extends out of the mounting cylinder (4);
an annular step part (51) which is used for abutting against the reaction rod (62) is arranged in the collecting bottle (5);
two springs (63) are arranged, the two springs (63) are vertically arranged at one end, close to the top of the mounting cylinder (4), of the reaction rod (62), and two ends of each spring (63) are respectively connected with the inner wall of the mounting cylinder (4) and the corresponding reaction rod (62);
the number of the gear seats (64) is two, the two gear seats (64) are arranged on the inner wall of the bottom of the mounting cylinder (4), and the two gear seats (64) are arranged in a mirror image mode relative to the axial direction of the first through hole (41);
each gear seat (64) is rotatably provided with a first gear (65) and a second gear (66), and the first gear (65) is meshed with the second gear (66);
the outer wall of one side, close to the first through hole (41), of the reaction rod (62) is provided with a first tooth groove (621) along the length direction, and the first gear (65) is meshed with the first tooth groove (621) of the corresponding reaction rod (62);
the inner wall of the bottom of the mounting cylinder (4) is provided with two sliding grooves (44), the sliding grooves (44) are arranged in a mirror image mode relative to the axis of the first through hole (41), the length direction of the sliding grooves (44) is perpendicular to the axis direction of the first through hole (41), and the two sliding grooves (44) are communicated with the first through hole (41);
each plugging block (61) is provided with a sliding strip (611) corresponding to the sliding groove (44), and the sliding strip (611) can be arranged in the sliding groove (44) in a sliding manner;
one end of each blocking block (61) far away from the sliding groove (44) is provided with a second tooth groove (612), and the second tooth grooves (612) are meshed with the corresponding second gears (66).
3. The gastrointestinal decompression device with stable negative pressure and attractive force for gastrointestinal surgical nursing according to claim 2, wherein one end of each mounting cylinder (4) far away from the liquid storage tank (3) is provided with a quantitative component (45) for controlling the volume of gastric juice in the collection bottle (5);
the quantitative component (45) comprises a quantitative pipe (451), a blocking ball (452), a connecting rod (453) and a buoyancy plate (454);
the quantitative pipe (451) is arranged at the center of the bottom of the corresponding mounting cylinder (4), and the quantitative pipe (451) is communicated with the corresponding conveying hose (42);
the outer wall of the bottom of the quantitative pipe (451) is provided with a third perforation (4511) penetrating through the quantitative pipe (451), the third perforation (4511) is communicated with the inside of the quantitative pipe (451), and the diameter of the third perforation (4511) is larger than the inner diameter of the quantitative pipe (451);
a blocking ball (452) is arranged inside the dosing tube (451) and at the connection of the third perforation (4511) and the dosing tube (451), the diameter of the blocking ball (452) being larger than the inner diameter of the dosing tube (451) and the diameter of the blocking ball (452) being smaller than the diameter of the third perforation (4511);
the diameter of the connecting rod (453) is the same as the inner diameter of the quantitative pipe (451), the connecting rod (453) is arranged in the quantitative pipe (451) in a sliding mode, one end of the connecting rod (453) is connected with the blocking ball (452), and one end, far away from the blocking ball (452), of the connecting rod (453) faces to the direction far away from the liquid storage tank (3);
the buoyancy plate (454) is connected with one end of the connecting rod (453) far away from the blocking ball (452).
4. The gastrointestinal decompression device with stable negative pressure and attractive force for gastrointestinal surgical nursing according to claim 2, wherein the outer wall of each reaction rod (62) is provided with a limiting block (622) for limiting the movement of the reaction rod (62).
5. A vacuum suction-stabilized gastrointestinal decompression device for gastrointestinal surgical nursing according to claim 2, wherein a rubber pad (613) is provided at one end of each block (61) near the first perforation (41).
6. The gastrointestinal decompression device with stable negative pressure suction force for gastrointestinal surgical nursing according to claim 1, wherein one end of the output pipe (24) in the installation box (1) far away from the liquid storage tank (3) is provided with an anti-blocking mechanism (8) for avoiding blocking the output pipe (24) and the connecting pipe (32);
the anti-blocking mechanism (8) comprises a rotary driver (81) and a screw rod (82);
the rotary driver (81) is arranged in the installation box (1) in a horizontal state and is positioned at one end of the output pipe (24) far away from the liquid storage tank (3);
the inner diameter of the output pipe (24) is the same as that of the connecting pipe (32);
the rotatable setting of hob (82) is in output tube (24) and be located install bin (1) inside, the output shaft of output tube (24) and rotary actuator (81) is passed to the one end of hob (82), the one end that rotary actuator (81) were kept away from in hob (82) extends along the degree direction that output tube (24) was located install bin (1), hob (82) pass a plurality of liquid storage tank (3) and connecting pipe (32) set up in connecting pipe (32) that are located away from rotary actuator (81), the outer wall of hob (82) is provided with helical blade (821), helical blade (821) touch the inner wall of conveyer pipe and the inner wall of connecting pipe (32).
7. The gastrointestinal decompression device with stable negative pressure suction force for gastrointestinal surgical nursing according to claim 1, wherein the intubation tube (22) is provided with a one-way liquid inlet valve (221).
8. The gastrointestinal decompression device with stable negative pressure suction force for gastrointestinal surgical nursing according to claim 1, wherein the negative pressure mechanism (7) comprises a support frame (71), an air suction tank (72), an air suction pipe (73), an air outlet pipe (74), a servo electric cylinder (75) and a piston (76);
the supporting frame (71) is arranged at the top of the installation box (1) and is positioned on one side of the negative pressure tank;
the air exhaust tank (72) is arranged on the support frame (71), one end, close to the negative pressure tank, of the outer wall of the bottom of the air exhaust tank (72) is provided with an air exhaust hole (721), one end, close to the air exhaust tank (72), of the top of the negative pressure tank is provided with an air outlet hole (25), one end of an air exhaust pipe (73) is arranged in the air outlet hole (25), and the other end of the air exhaust pipe (73) is arranged in the air exhaust hole (721);
a one-way air inlet valve (731) is arranged on the air exhaust pipe (73);
an exhaust hole (722) is formed in one side, away from the negative pressure tank, of the outer wall of the bottom of the air exhaust tank (72), and an air outlet pipe (74) is arranged in the exhaust hole (722);
a one-way air outlet valve (741) is arranged on the air outlet pipe (74);
the servo electric cylinder (75) is arranged on the top of the air extracting tank (72), the piston (76) is arranged in the air extracting tank (72) in a sliding mode, and the execution part of the servo electric cylinder (75) penetrates through the air extracting tank (72) and is connected with the center of the piston (76).
9. The gastrointestinal decompression device with stable negative pressure and attractive force for gastrointestinal surgical nursing according to claim 8, wherein one end of the air outlet pipe (74) far away from the air pumping tank (72) is further provided with a filtering mechanism (9) for filtering air;
the filtering mechanism (9) comprises a filtering tank (91) and an activated carbon plate (92);
the air outlet pipe (74) is L-shaped, and one end of the air outlet pipe (74) far away from the air extracting tank (72) faces to the direction far away from the installation box (1);
the filter tank (91) is arranged in a vertical state, an air inlet (911) is formed in the center of the bottom of the filter tank (91), one end, far away from the air exhaust tank (72), of the air outlet pipe (74) is arranged in the air inlet (911), and an air outlet (912) is formed in the center of one end, far away from the air inlet (911), of the filter tank (91);
the outer wall of the filter tank (91) is provided with a plurality of slots (913) along the length direction, and the activated carbon plates (92) are inserted into the corresponding slots (913).
10. The gastrointestinal decompression device with stable negative pressure and suction force for gastrointestinal surgical nursing according to claim 1, wherein universal wheels (12) are arranged at four corners of the bottom of the installation box (1).
CN202210990505.1A 2022-08-18 2022-08-18 Gastrointestinal surgery nursing is with stable stomach intestine pressure relief device of negative pressure appeal Withdrawn CN115300683A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210990505.1A CN115300683A (en) 2022-08-18 2022-08-18 Gastrointestinal surgery nursing is with stable stomach intestine pressure relief device of negative pressure appeal

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Application Number Priority Date Filing Date Title
CN202210990505.1A CN115300683A (en) 2022-08-18 2022-08-18 Gastrointestinal surgery nursing is with stable stomach intestine pressure relief device of negative pressure appeal

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116212136A (en) * 2023-05-08 2023-06-06 四川省医学科学院·四川省人民医院 Negative pressure suction device for thoracoscopic operation
CN117554556A (en) * 2024-01-12 2024-02-13 佳木斯大学 Gastric juice acidity detection device for digestive system
CN117883655A (en) * 2024-03-18 2024-04-16 佳木斯大学 Catheter assembly for bronchoalveolar lavage
CN117883655B (en) * 2024-03-18 2024-06-04 佳木斯大学 Catheter assembly for bronchoalveolar lavage

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116212136A (en) * 2023-05-08 2023-06-06 四川省医学科学院·四川省人民医院 Negative pressure suction device for thoracoscopic operation
CN116212136B (en) * 2023-05-08 2023-07-04 四川省医学科学院·四川省人民医院 Negative pressure suction device for thoracoscopic operation
CN117554556A (en) * 2024-01-12 2024-02-13 佳木斯大学 Gastric juice acidity detection device for digestive system
CN117554556B (en) * 2024-01-12 2024-05-10 佳木斯大学 Gastric juice acidity detection device for digestive system
CN117883655A (en) * 2024-03-18 2024-04-16 佳木斯大学 Catheter assembly for bronchoalveolar lavage
CN117883655B (en) * 2024-03-18 2024-06-04 佳木斯大学 Catheter assembly for bronchoalveolar lavage

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Application publication date: 20221108