CN110694123A - Gynaecology and obstetrics is with operation nursing negative pressure suction device - Google Patents
Gynaecology and obstetrics is with operation nursing negative pressure suction device Download PDFInfo
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- CN110694123A CN110694123A CN201911116420.5A CN201911116420A CN110694123A CN 110694123 A CN110694123 A CN 110694123A CN 201911116420 A CN201911116420 A CN 201911116420A CN 110694123 A CN110694123 A CN 110694123A
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- negative pressure
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- A61M1/0023—
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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
- A61M1/74—Suction control
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- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Veterinary Medicine (AREA)
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Abstract
The invention discloses a gynecological operation nursing negative pressure suction device, which comprises a shell, a power-off negative pressure unit arranged in the shell, a collecting unit arranged at the top of the shell and a pair of one-way switches arranged between the collecting unit and the power-off negative pressure unit, wherein the bottom of the shell is uniformly arranged on four universal wheels; the power-off negative pressure unit comprises a negative pressure cylinder, a piston, a telescopic pipe, a reset spring, a magnet, an electromagnet, a fixed pipe, a negative pressure cylinder and an air suction pipe. When emergency power failure occurs, the pair of one-way switches respectively disconnect the vacuum pump and the fixed pipe and the collection tank and the fixed pipe, so that liquid in the suction pipe is prevented from flowing back, the electromagnet is powered off at the same time, the magnetism disappears, and the first reset spring pulls the piston to move downwards to generate suction under the action of the first reset spring, so that the one-way switch between the collection tank and the fixed pipe is reopened, the negative pressure is continuously kept in the collection tank, and the life safety of a patient is prevented from being threatened due to the influence on the operation process.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a negative pressure suction device for surgical nursing in obstetrics and gynecology department.
Background
The aspirator is used for aspirating and removing the contents of hemorrhage, exudate, pus and thoracic organs in the operation, so that the operation is clear, and the pollution chance is reduced. The principle of the suction apparatus is very simple, namely, the negative pressure state of the suction head is manufactured by a certain method, so that substances outside the suction head can be extruded to the suction head by atmospheric pressure, and the suction effect is achieved. The suction apparatus can not be used for clearing accumulated blood or accumulated liquid, holding the broken end of a ruptured blood vessel, sucking phlegm in clinical emergency, induced abortion in gynecological operation and the like in surgical operation. The suction apparatus can be divided into the following parts according to the difference of power sources: an independent electric suction apparatus and a centralized control suction apparatus.
At present, there are some defects in current gynaecology with operation nursing negative pressure suction apparatus in the use, for example, current gynaecology is with operation nursing negative pressure suction apparatus generally relies on the vacuum pump to provide the suction power source, directly relies on the electric energy promptly, just can not continue to use the suction apparatus when emergency power failure, the life safety that leads to patient easily receives certain threat, and has also increased medical personnel's the degree of difficulty of performing the operation, when emergency power failure, the suction apparatus negative pressure disappears simultaneously, the inside liquid of suction tube flows back easily.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to provide a gynecological operation nursing negative pressure suction device to solve the problems in the background technology.
2. Technical scheme
In order to solve the problems, the invention adopts the following technical scheme:
an operation nursing negative pressure suction device for obstetrics and gynecology department comprises a shell, a power-off negative pressure unit arranged in the shell, a collecting unit arranged at the top of the shell and a pair of one-way switches arranged between the collecting unit and the power-off negative pressure unit, wherein the bottom of the shell is uniformly arranged on four universal wheels;
the power-off negative pressure unit comprises a negative pressure cylinder, a piston, a telescopic pipe, a reset spring, a magnet, an electromagnet, a fixed pipe, a negative pressure cylinder and an air suction pipe, wherein the bottom end inside the shell is uniformly provided with a plurality of negative pressure cylinders, the inside of each negative pressure cylinder is provided with the piston in a sliding manner, the bottom end inside the negative pressure cylinder below the piston is provided with the telescopic pipe, the top end of the telescopic pipe is fixedly connected with the bottom of the piston, the reset spring is arranged between the piston outside the telescopic pipe and the bottom of the negative pressure cylinder, the magnet is embedded inside the piston, the top end inside the negative pressure cylinder is provided with the electromagnet, the fixed pipe is arranged at the top end inside the shell through a connecting rod, one side of the top of the negative pressure;
the collecting unit treasury comprises a vacuum pump, a collecting tank, a cylindrical barrel, a liquid seal basin, an air suction pipe and a valve, wherein the vacuum pump is arranged on one side of the top of the shell, the collecting tank is arranged on the other side of the top of the shell, the cylindrical barrel is vertically arranged in the middle of the top end in the collecting tank, the liquid seal basin is arranged at the top end in the collecting tank below the cylindrical barrel through four support rods, the air suction pipe is arranged at the top of the collecting tank on the inner side of the cylindrical barrel, a liquid discharge pipe is arranged on one side of the collecting tank, and the valve is arranged on the liquid;
one-way switch includes a sealed section of thick bamboo, arc recess, reset spring two, ball sealer, pipeline two and pipeline one, it is provided with the arc recess to run through on the lateral wall of a sealed section of thick bamboo one end, the inside one end of keeping away from the arc recess of a sealed section of thick bamboo is provided with reset spring two, and reset spring two's one end extends to arc groove position department and is provided with the ball sealer, the sealed section of thick bamboo lateral wall in the arc recess outside is provided with pipeline two, one side of a sealed section of thick bamboo is provided with pipeline one perpendicularly, one of them one of one-way switch's pipeline is connected with the input, and its pipeline two is connected with fixed union coupling, another one of one-way switch's pipeline.
Preferably, a fixing plate is vertically arranged on one side, close to the vacuum pump, of the top of the shell, and two pushing handles are vertically arranged on one side, far away from the vacuum pump, of the fixing plate.
Preferably, the bottom end of the interior of the collection tank is provided with an inclined surface inclined towards one side of the drain pipe.
Preferably, the height of the bottommost end of the cylindrical barrel is smaller than that of the topmost end of the liquid seal basin.
3. Advantageous effects
1. The bottom end in the shell is uniformly provided with a plurality of negative pressure cylinders, the interior of each negative pressure cylinder is slidably provided with a piston, the bottom end in the negative pressure cylinder below the piston is provided with a telescopic pipe, the top end of the telescopic pipe is fixedly connected with the bottom of the piston, a return spring is arranged between the piston on the outer side of the telescopic pipe and the bottom of the negative pressure cylinder, a magnet is embedded in the piston, the top end in the negative pressure cylinder is provided with an electromagnet, a fixed pipe is arranged at the top end in the shell through a connecting rod, one side of the top of the negative pressure cylinder is provided with an air suction pipe, one end of the air suction pipe, far away from the negative pressure cylinder, is connected with the fixed pipe, an arc-shaped groove is arranged on the side wall of one end of the sealing cylinder in a penetrating manner, one end of the sealing cylinder, far away from the arc-shaped groove, is, when the piston moves upwards, the first return spring is stretched, the vacuum pump is started, the sealing ball compression return spring second connected with the one-way switch is moved out of the arc-shaped groove, the vacuum pump is communicated with the fixed pipe, air in the fixed pipe and the negative pressure cylinder is pumped out, the piston moves upwards, the piston is promoted to move upwards, when the piston moves upwards to the top of the negative pressure cylinder, the generated suction force enables the sealing ball compression return spring second of the other one-way switch to move out of the arc-shaped groove, the fixed tube is communicated with the collecting tank to generate negative pressure inside the collecting tank, so that the contents in hemorrhage, exudates, pus and thoracic organs in the operation are sucked into the collecting tank through the suction tube, when emergency power failure occurs, namely the vacuum pump stops working, the sealing ball of the one-way switch connected with the vacuum pump is used for plugging the arc-shaped groove under the action of the second reset spring, namely the vacuum pump is disconnected with the fixed tube, the one-way switch between the collecting tank and the fixed tube is used for plugging the arc-shaped groove under the action of the first reset spring, namely the collecting tank is disconnected with the fixed tube, liquid in the suction tube can be prevented from flowing back, meanwhile, the electromagnet is powered off, the magnetism disappears, and under the action of the first reset spring, the first reset spring pulls the piston to move downwards in the negative pressure cylinder to generate suction force, so that the one-way switch between the collecting tank and the fixed tube is reopened, thereby keeping the negative pressure in the collecting tank continuously and preventing the life safety of the patient from being threatened due to the influence on the operation process.
2. The invention is characterized in that a collecting tank is arranged at the other side of the top of a shell, a cylindrical tube is vertically arranged at the middle position of the top end in the collecting tank, a liquid seal basin is arranged at the top end in the collecting tank below the cylindrical tube through four support rods, an air suction pipe is arranged at the top of the collecting tank at the inner side of the cylindrical tube, a liquid discharge pipe is arranged at one side of the collecting tank, and a valve is arranged on the liquid discharge pipe, when the collecting tank is applied, the valve of the collecting tank is closed, a closed cavity is arranged in the collecting tank, a vacuum pump is started to enable the interior of the collecting tank to form negative pressure, further blood in an operation is sucked into the collecting tank through a suction pipe, the blood enters the interior of the collecting tank and flows into the interior of the liquid seal basin, because the height of the bottommost end of the cylindrical tube is smaller than the height of the topmost end of the liquid, when the liquid of liquid seal basin reachd the liquid seal basin top, just spill over from the liquid seal basin top and get into collection tank bottom, when the inside liquid of collection tank was too much, can open the valve and discharge the inside liquid of collection tank, convenient to use need not to stop the aspirator, then changes the collection tank.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the unidirectional switch of the present invention.
Reference numerals: 1-universal wheel, 2-shell, 3-electromagnet, 4-liquid discharge pipe, 5-valve, 6-inclined plane, 7-collection tank, 8-liquid seal basin, 9-air suction pipe, 10-cylinder, 11-supporting rod, 12-fixing plate, 13-pushing handle, 14-vacuum pump, 15-one-way switch, 151-return spring II, 152-sealing cylinder, 153-pipeline I, 154-sealing ball, 155-arc groove, 156-pipeline II, 16-fixing pipe, 17-magnet, 18-piston, 19-return spring I, 20-telescopic pipe, 21-negative pressure cylinder and 22-air suction pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Examples
As shown in fig. 1-2, the negative pressure suction device for gynecological surgical nursing comprises a housing 2, a power-off negative pressure unit arranged inside the housing 2, a collecting unit arranged on the top of the housing 2, and a pair of one-way switches 15 arranged between the collecting unit and the power-off negative pressure unit, wherein the bottom of the housing 2 is uniformly arranged on four universal wheels 1;
the power-off negative pressure unit comprises a negative pressure cylinder 21, a piston 18, an extension tube 20, a return spring 19, a magnet 17, an electromagnet 3, a fixed tube 16, a negative pressure cylinder 21 and an air suction tube 22, wherein a plurality of negative pressure cylinders 21 are uniformly arranged at the bottom end inside the shell 2, the piston 18 is arranged inside the negative pressure cylinder 21 in a sliding manner, the extension tube 20 is arranged at the bottom end inside the negative pressure cylinder 21 below the piston 18, the top end of the extension tube 20 is fixedly connected with the bottom of the piston 18, the return spring 19 is arranged between the piston 18 outside the extension tube 20 and the bottom of the negative pressure cylinder 21, the magnet 17 is embedded inside the piston 18, the electromagnet 3 is arranged at the top end inside the negative pressure cylinder 21, the fixed tube 16 is arranged at the top end inside the shell 2 through a connecting rod, the air suction tube 22 is arranged on one;
the collecting unit treasure house comprises a vacuum pump 14, a collecting tank 7, a cylindrical barrel 10, a liquid seal basin 8, an air suction pipe 9 and a valve 5, wherein the vacuum pump 14 is arranged on one side of the top of a shell 2, the collecting tank 7 is arranged on the other side of the top of the shell 2, the cylindrical barrel 10 is vertically arranged in the middle of the top end in the collecting tank 7, the liquid seal basin 8 is arranged at the top end in the collecting tank 7 below the cylindrical barrel 10 through four support rods 11, the height of the bottommost end of the cylindrical barrel 10 is smaller than that of the topmost end of the liquid seal basin 8, the air suction pipe 9 is arranged at the top of the collecting tank 7 inside the cylindrical barrel 10, a liquid discharge pipe 4 is, a valve 5 is arranged on the liquid discharge pipe 4, an inclined surface 6 inclined towards one side of the liquid discharge pipe 4 is arranged at the bottom end inside the collecting tank 7, a fixing plate 12 is vertically arranged at one side of the top of the shell 2 close to the vacuum pump 14, and two push handles 13 are vertically arranged at one side of the fixing plate 12 far away from the vacuum pump 14;
the one-way switch 15 comprises a sealing cylinder 152, an arc-shaped groove 155, a second return spring 151, a sealing ball 154, a second pipeline 156 and a first pipeline 153, the arc-shaped groove 155 is arranged on the side wall of one end of the sealing cylinder 152 in a penetrating mode, the second return spring 151 is arranged at one end, far away from the arc-shaped groove 155, of the sealing cylinder 152, the sealing ball 154 is arranged at the position where one end of the second return spring 151 extends to the arc-shaped groove 155, the second pipeline 156 is arranged on the side wall of the sealing cylinder 152 on the outer side of the arc-shaped groove 155, the first pipeline 153 is vertically arranged on one side of the sealing cylinder 152, the first pipeline 153 of one-way switch 15 is connected with the input end of the one-way switch 15, the second pipeline 156 is connected with the fixed pipe 16, the second pipeline 156 of the.
The working principle is as follows: an external power supply, the electromagnet 3 at the top of the negative pressure cylinder 21 is electrified to generate magnetism and mutually attract the magnet 17 in the piston 18 below the electromagnet, so that the piston 18 moves upwards in the negative pressure cylinder 21, when the piston 18 moves upwards, the first return spring 19 is stretched, the vacuum pump 14 is started, the sealing ball 154 connected with the one-way switch 15 compresses the second return spring 151 and moves out of the arc-shaped groove 155, namely, the vacuum pump 14 is communicated with the fixed tube 16, so that air in the fixed tube 16 and the negative pressure cylinder 21 is pumped out, the piston 18 is promoted to move upwards, when the piston 18 moves upwards to the top of the negative pressure cylinder 21, the generated attraction force enables the sealing ball 154 of the other one-way switch 15 to compress the second return spring 151 and move out of the arc-shaped groove 155, namely, the fixed tube 16 is communicated with the collection tank 7, so that negative pressure is generated in the collection tank 7, and therefore bleeding, When the vacuum pump 14 stops working when the emergency power failure occurs, the sealing ball 154 of the one-way switch 15 connected with the vacuum pump 14 seals the arc-shaped groove 155 under the action of the second return spring 151, that is, the vacuum pump is disconnected from the fixed tube 16, the one-way switch 15 between the collection tank 7 and the fixed tube 16 can seal the arc-shaped groove 155 under the action of the first return spring 151, that is, the collection tank 7 is disconnected from the fixed tube 16, so that the liquid in the suction tube can be prevented from flowing back, the electromagnet 3 is powered off and the magnetism disappears at the same time, the first return spring 19 pulls the piston 18 to move downwards in the negative pressure cylinder 21 under the action of the first return spring 19 to generate suction, so that the one-way switch 15 between the collection tank 7 and the fixed tube 16 is reopened, and further the negative pressure in the collection tank 7 is continuously maintained, prevent to influence the operation process and lead to patient's life safety to receive the threat, and in the attraction process, the valve 5 of collection tank 7 is closed, collection tank 7 is inside to be a airtight cavity, vacuum pump 14 makes the inside negative pressure that forms of collection tank 7, and then the accessible attracts the pipe 9 with the blood in operation to inhale collection tank 7 is inside, blood flows into the inside of liquid seal basin 8 behind the entering collection tank 7, because the height of cylinder section of thick bamboo 10 bottommost is less than the height of liquid seal basin 8 topmost, when the liquid level of liquid seal basin 8 is higher than the height of cylinder section of thick bamboo 10 bottommost, at this moment cylinder section of thick bamboo 10 top just forms independent airtight cavity, along with blood is constantly going on, when the liquid of liquid seal basin 8 reachs liquid seal basin 8 top, just spill over from liquid seal basin 8 top and get into collection tank 7 bottom, when the inside liquid of collection tank 7 is too much, can open valve 5 and discharge the inside liquid of collection tank 7, convenient to use, need not to stop the aspirator, then change the collection tank.
It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that changes and modifications to the above embodiments are within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.
Claims (4)
1. An operation nursing negative pressure suction device for obstetrics and gynecology department is characterized by comprising a shell (2), a power-off negative pressure unit arranged in the shell (2), a collecting unit arranged at the top of the shell (2) and a pair of one-way switches (15) arranged between the collecting unit and the power-off negative pressure unit, wherein the bottom of the shell (2) is uniformly arranged on four universal wheels (1);
the power-off negative pressure unit comprises a negative pressure cylinder (21), a piston (18), an expansion pipe (20), a reset spring (19), a magnet (17), an electromagnet (3), a fixed pipe (16), a negative pressure cylinder (21) and an air suction pipe (22), wherein the bottom end inside the shell (2) is uniformly provided with the negative pressure cylinders (21), the piston (18) is arranged inside the negative pressure cylinder (21) in a sliding manner, the expansion pipe (20) is arranged at the bottom end inside the negative pressure cylinder (21) below the piston (18), the top end of the expansion pipe (20) is fixedly connected with the bottom of the piston (18), the reset spring (19) is arranged between the piston (18) outside the expansion pipe (20) and the bottom of the negative pressure cylinder (21), the magnet (17) is embedded inside the piston (18), the electromagnet (3) is arranged at the top end inside the negative pressure cylinder (21), and the fixed pipe (16) is arranged at the top end inside the shell, an air suction pipe (22) is arranged on one side of the top of the negative pressure cylinder (21), and one end, far away from the negative pressure cylinder (21), of the air suction pipe (22) is connected with the fixed pipe (16);
the collecting unit treasure house comprises a vacuum pump (14), a collecting tank (7), a cylindrical tube (10), a liquid seal basin (8), an air suction pipe (9) and a valve (5), wherein the vacuum pump (14) is arranged on one side of the top of the shell (2), the collecting tank (7) is arranged on the other side of the top of the shell (2), the cylindrical tube (10) is vertically arranged at the middle position of the top end inside the collecting tank (7), the liquid seal basin (8) is arranged at the top end inside the collecting tank (7) below the cylindrical tube (10) through four support rods (11), the air suction pipe (9) is arranged at the top of the collecting tank (7) inside the cylindrical tube (10), a liquid discharge pipe (4) is arranged on one side of the collecting tank (7), and the valve (5) is arranged on the liquid discharge pipe (4);
the one-way switch (15) comprises a sealing cylinder (152), an arc-shaped groove (155), a second return spring (151), a sealing ball (154), a second pipeline (156) and a first pipeline (153), wherein the arc-shaped groove (155) penetrates through the side wall of one end of the sealing cylinder (152), the second return spring (151) is arranged at one end, far away from the arc-shaped groove (155), of the sealing cylinder (152), the sealing ball (154) is arranged at one end, extending to the position of the arc-shaped groove (155), of the second return spring (151), the second pipeline (156) is arranged on the side wall of the sealing cylinder (152) outside the arc-shaped groove (155), the first pipeline (153) is vertically arranged on one side of the sealing cylinder (152), the first pipeline (153) of one, the first pipe (153) is connected with the fixed pipe (16).
2. The negative pressure suction device for the gynecological surgical nursing according to claim 1, wherein a fixing plate (12) is vertically arranged on one side of the top of the housing (2) close to the vacuum pump (14), and two pushing hands (13) are vertically arranged on one side of the fixing plate (12) far away from the vacuum pump (14).
3. The negative pressure suction device for gynecological surgical nursing according to claim 1, wherein the bottom end of the interior of the collection tank (7) is provided with a slope (6) inclined to the side of the drainage tube (4).
4. The negative pressure suction device for gynecological surgical care according to claim 1, characterized in that the height of the lowermost end of the cylinder (10) is smaller than the height of the uppermost end of the liquid seal pot (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911116420.5A CN110694123A (en) | 2019-11-15 | 2019-11-15 | Gynaecology and obstetrics is with operation nursing negative pressure suction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911116420.5A CN110694123A (en) | 2019-11-15 | 2019-11-15 | Gynaecology and obstetrics is with operation nursing negative pressure suction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110694123A true CN110694123A (en) | 2020-01-17 |
Family
ID=69206958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911116420.5A Withdrawn CN110694123A (en) | 2019-11-15 | 2019-11-15 | Gynaecology and obstetrics is with operation nursing negative pressure suction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110694123A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114177370A (en) * | 2021-11-10 | 2022-03-15 | 刘康 | Arm hydrops suction means for burn branch of academic or vocational study |
| CN114601571A (en) * | 2022-03-15 | 2022-06-10 | 佳木斯大学 | Constant-pressure epidermis transplantation blister suction device and blister suction device set |
| WO2023123224A1 (en) * | 2021-12-27 | 2023-07-06 | 广东国士健科技发展有限公司 | Negative-pressure sputum suction device for pneumology capable of achieving intermittent sputum suction |
-
2019
- 2019-11-15 CN CN201911116420.5A patent/CN110694123A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114177370A (en) * | 2021-11-10 | 2022-03-15 | 刘康 | Arm hydrops suction means for burn branch of academic or vocational study |
| WO2023123224A1 (en) * | 2021-12-27 | 2023-07-06 | 广东国士健科技发展有限公司 | Negative-pressure sputum suction device for pneumology capable of achieving intermittent sputum suction |
| CN114601571A (en) * | 2022-03-15 | 2022-06-10 | 佳木斯大学 | Constant-pressure epidermis transplantation blister suction device and blister suction device set |
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Application publication date: 20200117 |
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| WW01 | Invention patent application withdrawn after publication |