CN112618812A - Digital thoracic drainage device and operation method thereof - Google Patents
Digital thoracic drainage device and operation method thereof Download PDFInfo
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- CN112618812A CN112618812A CN202011621805.XA CN202011621805A CN112618812A CN 112618812 A CN112618812 A CN 112618812A CN 202011621805 A CN202011621805 A CN 202011621805A CN 112618812 A CN112618812 A CN 112618812A
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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
- A61M1/04—Artificial pneumothorax apparatus
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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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/18—General characteristics of the apparatus with alarm
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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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
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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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Pulmonology (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
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Abstract
The invention discloses a digital thoracic drainage device, which comprises a host machine, a drainage bottle and a drainage tube, wherein the drainage tube is fixedly communicated with the host machine and one side of the drainage tube and is provided with detection ports, two groups of detection ports are fixedly communicated, one side of the drainage tube and one side of the drainage bottle are provided with drainage ports, the two groups of drainage ports are fixedly communicated, a liquid level detection module is arranged in the host machine, a bacteria filter is arranged in an air exhaust port at one side of the drainage bottle, the host machine comprises a controller, a display screen, a key, a power supply, an air pump, a first pressure sensor, a second pressure sensor, an electromagnetic valve, an SD card, a storage chip and a buzzer, the first pressure sensor and the second pressure sensor are arranged in the host machine, so that the interfaces of the first pressure sensor and the second pressure sensor are connected to facilitate quick disassembly, pleural effusion is drained to the drainage bottle by the drainage ports, thoracic, avoid the hydrops backward flow.
Description
Technical Field
The invention belongs to the technical field of thoracic drainage devices, and particularly relates to a digital thoracic drainage device.
Background
In the cardiothoracic surgery, the gas and liquid in the thoracic cavity are usually required to be discharged out of the body in time, and the pressure of the thoracic cavity is required to be controlled within a reasonable range, so that the safety of the patient is guaranteed. The existing thoracic drainage method generally adopts manual squeezing of a drainage tube to generate pressure difference to remove gas and liquid out of the thoracic cavity, so that reasonable pressure is difficult to control, and the effect is poor. There are also some cardiothoracic drainage devices, which, although using negative pressure machine to extract air and liquid, are difficult to adjust the pressure range. The gas and liquid in the thoracic cavity need to be discharged in time, and the expansion and contraction pressure of the thoracic cavity also need to be effectively controlled to be in a safe range, so that the operation safety can be effectively guaranteed.
The current scheme for realizing drainage comprises the following steps: drainage by a drainage bag, drainage by a water-sealed bottle and negative pressure suction drainage by the water-sealed bottle. Wherein the drainage of water-sealed bottle divides single bottle drainage again, and drainage of two bottles, trigeminy bottle drainage have obvious shortcoming in these schemes:
1. the automatic control cannot be realized, and the manual long-time monitoring is needed.
2. It is not certain that the drainage of the fluid in the thoracic cavity is completed.
3. The single drainage quantity is less.
4. The installation is inconvenient.
5. The air leakage speed and the drainage negative pressure are not controllable.
6. The risk of effusion backflow exists, and a great potential safety hazard exists.
7. The treatment period is long.
Therefore, the digital thoracic drainage device is provided for solving the problems in the prior art, the interface connection of the digital thoracic drainage device is convenient to detach quickly, the pleural effusion is drained to the drainage bottle through the drainage port, the pleural pressure is led to the host for monitoring through the detection port, and the effusion backflow is avoided.
Disclosure of Invention
The invention aims to provide a digital thoracic drainage device and an operation method thereof, aiming at solving the problems that the prior art proposed in the background art cannot be automatically controlled and needs manual long-time monitoring; the completion of drainage of the fluid in the thoracic cavity cannot be determined; the single drainage quantity is less; the installation is inconvenient; the air leakage speed and the drainage negative pressure are not controllable; the risk of effusion backflow exists, and a large potential safety hazard exists; the seven problems of long treatment period are solved.
In order to achieve the purpose, the invention adopts the following technical scheme:
a digital thoracic drainage device comprises a host machine, a drainage bottle and a drainage tube, wherein the drainage tube is fixedly communicated with the host machine and one side of the drainage tube is provided with detection ports, two groups of detection ports are fixedly communicated, one side of the drainage tube and one side of the drainage bottle are provided with drainage ports, the two groups of drainage ports are fixedly communicated, a liquid level detection module is arranged in the host machine, and an air suction port on one side of the drainage bottle is internally provided with a bacteria filter;
preferably, the host computer includes controller, display screen, button, power, air pump, first pressure sensor, second pressure sensor, solenoid valve, SD card, memory chip and bee calling organ, first pressure sensor and second pressure sensor all set up inside the host computer.
Preferably, a liquid induction piece is attached to the edge of the host machine in a clinging manner, and the liquid induction piece is electrically connected with the liquid level detection module.
Preferably, the air suction ports are formed in one side of the main machine and one side of the drainage bottle.
Preferably, the liquid level detection module comprises a liquid level detection chip, the IIC is communicated with a controller of the host, and the host can calibrate the liquid level of the liquid level chip and read the liquid level value.
Preferably, the controller monitors the air pressure of the drainage tube through the second pressure sensor, judges whether the drainage tube is blocked according to the change condition of the pressure, and reminds a user through the display screen and the buzzer when detecting the fault.
Preferably, the capacitance value of the induction sheet changes when the liquid amount in the drainage bottle changes, and the liquid level detection module calculates the liquid level of the drainage bottle according to the capacitance value of the induction sheet; the controller calculates the liquid amount in the drainage bottle according to the liquid level value of the drainage bottle; can stop drainage work after the host computer detects the drainage bottle and fills with the hydrops to remind the user to change the drainage bottle through display screen and bee calling organ, after the drainage bottle is changed and is accomplished, the host computer continues to carry out drainage work.
An operation method of a digital thoracic drainage device comprises the following steps,
s1, setting a negative pressure value for drainage by the host 1 through a key, and controlling an air pump to pump the drainage bottle by the host according to the negative pressure value;
s2, the controller monitors the air pressure of the drainage bottle and the human thorax through a second pressure sensor, and controls the air pump to stop pumping air when the air pressure in the drainage bottle reaches a set negative pressure value;
s3, when effusion flows into the drainage bottle or air leakage occurs in the thoracic cavity of a human body to reduce the negative pressure value of the drainage bottle, the controller controls the air pump to pump air into the drainage bottle again until the air pressure of the drainage bottle 2 reaches the set negative pressure value again;
s4, in the air suction process, the controller adjusts the air suction speed according to the air pressure change condition of the drainage bottle, and calculates the air flow data according to the speed feedback of the air pump;
s5, when the negative pressure value of the drainage bottle becomes larger or the set negative pressure value is reduced by a user in the treatment process, the controller can open the electromagnetic valve to adjust the negative pressure value of the drainage bottle, and close the electromagnetic valve after the negative pressure value reaches a target value.
The invention has the technical effects and advantages that: compared with the prior art, the digital thoracic drainage device provided by the invention has the following advantages:
1. the drainage tube and the drainage bottle are connected through the drainage port respectively, the host and the drainage tube are connected through the detection port, and the interfaces are connected in a quick-inserting mode, so that the drainage bottle is convenient to disassemble quickly;
2. the controller can adjust the air exhaust speed according to the air pressure change condition of the drainage bottle in the air exhaust process, and calculates air flow data according to the speed feedback of the air pump, when the negative pressure value of the drainage bottle is increased or the set negative pressure value is reduced by a user, the controller can adjust the negative pressure value of the drainage bottle by opening the electromagnetic valve, close the electromagnetic valve after the target value is reached, and stop air exhaust;
3. the air exhaust port of the drainage bottle is provided with a bacteria filter which can filter bacteria and prevent bacteria of human effusion from being brought out in the air exhaust process;
4. the air pressure value, the air flow and the liquid flow recorded by the display screen display controller are drawn into a curve chart, so that the development trend of the illness state of the patient can be visually seen, and the treatment period is shortened; utilize display screen and bee calling organ to remind the user to change the drainage bottle simultaneously, avoid the hydrops backward flow, need not artifical long-term monitoring.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic exploded perspective view of the present invention;
FIG. 3 is a flow chart of the operation of the present invention.
In the figure: 1. a host; 2. a drainage bottle; 3. a drainage tube; 4. a detection port; 5. a drainage opening; 6. a liquid level detection module; 7. an air exhaust port.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a digital thoracic drainage device as shown in figures 1-3, which comprises a host machine 1, a drainage bottle 2 and a drainage tube 3, wherein the drainage tube 3 is fixedly communicated with one side of the host machine 1 and one side of the drainage tube 3 and is provided with a detection port 4, two groups of detection ports 4 are fixedly communicated, one side of the drainage tube 3 and one side of the drainage bottle 2 are provided with drainage ports 5, the two groups of drainage ports 5 are fixedly communicated, a liquid level detection module 6 is arranged in the host machine 1, a bacteria filter is arranged in an air suction port at one side of the drainage bottle 2 which calculates the flow of liquid by utilizing the liquid level detection module 6, the host machine 1 comprises a controller, a display screen, a key, a power supply, an air pump, a first pressure sensor, a second pressure sensor, an electromagnetic valve, an SD card, a storage chip and a buzzer, the first pressure sensor and the second pressure sensor are arranged in the host machine 1, wherein the storage chip is, the host computer falls behind the electricity and can resumes these data from memory chip, a liquid response piece is hugged closely to the edge of host computer 1, liquid response piece and liquid level detection module electric connection, extraction opening 7 has all been seted up to 1 one side of host computer and 2 one sides of drainage bottle, the controller monitors the atmospheric pressure of drainage tube through second pressure sensor, and judge whether the drainage tube blocks up according to the change condition of pressure, can remind the user through display screen and bee calling organ when the controller detects the trouble.
Specifically, when the liquid amount in the drainage bottle changes, the capacitance value of the induction sheet changes, and the liquid level detection module calculates the liquid level of the drainage bottle according to the capacitance value of the induction sheet; the controller calculates the liquid amount in the drainage bottle according to the liquid level value of the drainage bottle; can stop drainage work after the host computer detects the drainage bottle and fills with the hydrops to remind the user to change the drainage bottle through display screen and bee calling organ, after the drainage bottle is changed and is accomplished, the host computer continues to carry out drainage work.
Specifically, the controller monitors the air pressure of the drainage tube 3 through the second pressure sensor, judges whether the drainage tube is blocked according to the change condition of the pressure, and reminds a user through the display screen and the buzzer when the controller detects a fault.
Specifically, when the liquid amount in the drainage bottle 2 changes, the capacitance value of the induction sheet changes, and the liquid level detection module 6 calculates the liquid level of the drainage bottle according to the capacitance value of the induction sheet; the controller calculates the liquid amount in the drainage bottle according to the liquid level value of the drainage bottle; can stop drainage work after host computer 1 detects drainage bottle 2 and fills with the hydrops to remind the user to change drainage bottle 2 through display screen and bee calling organ, after drainage bottle 2 changed the completion, host computer 1 continued to carry out drainage work.
An operation method of a digital thoracic drainage device comprises the following steps,
s1, setting a negative pressure value for drainage by the host 1 through a key, and controlling the air pump to pump the drainage bottle 2 by the host 1 according to the negative pressure value;
s2, the controller monitors the air pressure of the drainage bottle 2 and the human thorax through a second pressure sensor, and controls the air pump to stop pumping air when the air pressure in the drainage bottle 2 reaches a set negative pressure value;
s3, when effusion flows into the drainage bottle 2 or the negative pressure value of the drainage bottle 2 is reduced due to air leakage in the thoracic cavity of a human body, the controller controls the air pump to pump the drainage bottle 2 again until the air pressure of the drainage bottle 2 reaches the set negative pressure value again;
s4, in the air suction process, the controller adjusts the air suction speed according to the air pressure change condition of the drainage bottle, and calculates the air flow data according to the speed feedback of the air pump;
s5, when the negative pressure value of the drainage bottle 2 is increased or the set negative pressure value is reduced by a user in the treatment process, the controller can open the electromagnetic valve to adjust the negative pressure value of the drainage bottle, and close the electromagnetic valve after the negative pressure value reaches a target value.
The working principle is as follows: in the using process of the device, the controller records the air pressure value, the air flow and the liquid flow at intervals and respectively draws a curve chart, the data curve of the whole treatment process can be seen on the display screen, and an operator can visually see the disease development trend of a patient. The data curves can provide reference basis for adjusting subsequent treatment schemes, the controller can record the data of the air pressure value, the air flow and the liquid flow to the SD card, and a user can play back, store and print the data through a USB or a serial port, so that the subsequent reference is facilitated;
the flow rate of the liquid is calculated by the liquid level detection module. A liquid response piece is hugged closely to the edge of host computer, and the capacitance value of response piece can change when the liquid volume of drainage bottle the inside changes, and liquid level detection module calculates the liquid level of drainage bottle according to the capacitance value of response piece. The controller calculates the liquid amount in the drainage bottle according to the liquid level value of the drainage bottle. Can stop drainage work after the host computer detects the drainage bottle and fills with the hydrops to remind the user to change the drainage bottle through display screen and bee calling organ. After the drainage bottle is replaced, the main machine continues to perform drainage work.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a digital thorax drainage device, includes host computer (1), drainage bottle (2) and drainage tube (3), its characterized in that: drainage tube (3) are fixed to be communicated and all are provided with in host computer (1) and drainage tube (3) one side and detect mouthful (4), and are two sets of detect mouthful (4) fixed intercommunication, drainage tube (3) one side and drainage bottle (2) one side all are provided with drainage mouth (5), and are two sets of drainage mouth (5) fixed intercommunication, be provided with liquid level detection module (6) in host computer (1), be provided with the fungus filter in the extraction opening of drainage bottle (2) one side.
2. A digital chest drainage device according to claim 1, wherein: the host (1) comprises a controller, a display screen, a key, a power supply, an air pump, a first pressure sensor, a second pressure sensor, an electromagnetic valve, an SD card, a storage chip and a buzzer, wherein the first pressure sensor and the second pressure sensor are arranged inside the host (1).
3. A digital chest drainage device according to claim 1, wherein: the edge of the host (1) is tightly attached to a liquid induction sheet, and the liquid induction sheet is electrically connected with the liquid level detection module.
4. A digital chest drainage device according to claim 1, wherein: the air suction ports (7) are formed in one side of the main machine (1) and one side of the drainage bottle (2).
5. A digital chest drainage device according to claim 1, wherein: the liquid level detection module (6) comprises a liquid level detection chip, the liquid level detection chip is communicated with a controller of the host through the IIC, and the host can calibrate the liquid level of the liquid level chip and read the liquid level value.
6. A digital chest drainage device according to claim 2, wherein: the controller monitors the air pressure of the drainage tube (3) through the second pressure sensor, judges whether the drainage tube is blocked according to the change condition of the pressure, and reminds a user through the display screen and the buzzer when detecting a fault.
7. A digital chest drainage device according to claim 1, wherein: when the amount of liquid in the drainage bottle (2) changes, the capacitance value of the induction sheet changes, and the liquid level detection module (6) calculates the liquid level of the drainage bottle according to the capacitance value of the induction sheet; the controller can calculate the liquid volume of drainage bottle the inside according to the liquid level value of drainage bottle, host computer (1) detect drainage bottle (2) can stop drainage work after filling the hydrops to remind the user to change drainage bottle (2) through display screen and bee calling organ, after drainage bottle (2) were changed and are accomplished, host computer (1) continue to carry out drainage work.
8. A method of operating the digital chest drainage device of claim 1, comprising the steps of:
s1, setting a negative pressure value for drainage by the host 1 through a key, and controlling an air pump to pump the drainage bottle (2) by the host (1) according to the negative pressure value;
s2, the controller monitors the air pressure of the drainage bottle (2) and the human thorax through a second pressure sensor, and controls the air pump to stop pumping air when the air pressure in the drainage bottle (2) reaches a set negative pressure value;
s3, when effusion flows into the drainage bottle (2) or air leakage is sent out from the thoracic cavity of the human body to reduce the negative pressure value of the drainage bottle (2), the controller controls the air pump to pump the drainage bottle (2) again until the air pressure of the drainage bottle (2) reaches the set negative pressure value again;
s4, in the air suction process, the controller adjusts the air suction speed according to the air pressure change condition of the drainage bottle, and calculates the air flow data according to the speed feedback of the air pump;
s5, when the negative pressure value of the drainage bottle (2) is increased or the set negative pressure value is reduced by a user in the treatment process, the controller can open the electromagnetic valve to adjust the negative pressure value of the drainage bottle, and close the electromagnetic valve after the negative pressure value reaches a target value.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011621805.XA CN112618812A (en) | 2020-12-31 | 2020-12-31 | Digital thoracic drainage device and operation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011621805.XA CN112618812A (en) | 2020-12-31 | 2020-12-31 | Digital thoracic drainage device and operation method thereof |
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| CN202011621805.XA Pending CN112618812A (en) | 2020-12-31 | 2020-12-31 | Digital thoracic drainage device and operation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113181449A (en) * | 2021-05-12 | 2021-07-30 | 佳木斯大学 | Cardiovascular internal medicine hydrops drainage device with quick fixing device |
| CN113616868A (en) * | 2021-09-16 | 2021-11-09 | 四川大学华西医院 | Thoracic cavity closed drainage device capable of adjusting suction speed |
| CN114099803A (en) * | 2021-11-25 | 2022-03-01 | 南方医科大学珠江医院 | Intelligent thoracic drainage device |
| CN114848929A (en) * | 2022-04-25 | 2022-08-05 | 广州华一生物科技有限公司 | Novel negative pressure wound therapeutic instrument |
| CN116370727A (en) * | 2023-04-18 | 2023-07-04 | 中国人民解放军陆军军医大学第二附属医院 | Negative pressure aspirator for hydrothorax |
| CN117379615A (en) * | 2023-10-26 | 2024-01-12 | 中国人民解放军总医院第一医学中心 | Auxiliary device and method capable of automatically adjusting pneumothorax drainage speed |
| TWI831406B (en) * | 2022-10-05 | 2024-02-01 | 太平洋醫材股份有限公司 | Liquid level sensing drainage bottle system |
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| CN109224146A (en) * | 2018-10-09 | 2019-01-18 | 成都迪澳生物科技有限公司 | A kind of intelligence pleural cavity closed drainage device and detection system |
| CN210355465U (en) * | 2018-12-29 | 2020-04-21 | 东莞康智医疗器械有限公司 | Electronic control and display thoracic drainage device |
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| CN207591015U (en) * | 2017-03-31 | 2018-07-10 | 中山市中健医疗设备有限公司 | A kind of abdominal drainage device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113181449A (en) * | 2021-05-12 | 2021-07-30 | 佳木斯大学 | Cardiovascular internal medicine hydrops drainage device with quick fixing device |
| CN113181449B (en) * | 2021-05-12 | 2022-05-20 | 佳木斯大学 | Cardiovascular internal medicine hydrops drainage device with quick fixing device |
| CN113616868A (en) * | 2021-09-16 | 2021-11-09 | 四川大学华西医院 | Thoracic cavity closed drainage device capable of adjusting suction speed |
| CN114099803A (en) * | 2021-11-25 | 2022-03-01 | 南方医科大学珠江医院 | Intelligent thoracic drainage device |
| CN114848929A (en) * | 2022-04-25 | 2022-08-05 | 广州华一生物科技有限公司 | Novel negative pressure wound therapeutic instrument |
| TWI831406B (en) * | 2022-10-05 | 2024-02-01 | 太平洋醫材股份有限公司 | Liquid level sensing drainage bottle system |
| CN116370727A (en) * | 2023-04-18 | 2023-07-04 | 中国人民解放军陆军军医大学第二附属医院 | Negative pressure aspirator for hydrothorax |
| CN117379615A (en) * | 2023-10-26 | 2024-01-12 | 中国人民解放军总医院第一医学中心 | Auxiliary device and method capable of automatically adjusting pneumothorax drainage speed |
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Effective date of registration: 20211014 Address after: 410000 816 Zhenhua Road, Yuhua District, Changsha City, Hunan Province Applicant after: Kefu Medical Technology Co.,Ltd. Address before: 516000 3rd floor, Jinyu company (factory), Dongsheng Village, Chenjiang sub district office, Zhongkai high tech Zone, Huizhou City, Guangdong Province Applicant before: Huanuo Life Science Technology (Huizhou) Co.,Ltd. |
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