CN109224146B - Intelligent chest closed drainage device and detection system - Google Patents
Intelligent chest closed drainage device and detection system Download PDFInfo
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- CN109224146B CN109224146B CN201811174125.0A CN201811174125A CN109224146B CN 109224146 B CN109224146 B CN 109224146B CN 201811174125 A CN201811174125 A CN 201811174125A CN 109224146 B CN109224146 B CN 109224146B
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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
- A61M1/73—Suction drainage systems comprising sensors or indicators for physical values
- A61M1/734—Visual indicating means for flow
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- A61M1/0003—
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/70—Gravity drainage systems
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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
- A61M1/73—Suction drainage systems comprising sensors or indicators for physical values
- A61M1/732—Visual indicating means for vacuum pressure
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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
- A61M1/80—Suction pumps
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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
- A61M2205/3331—Pressure; Flow
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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
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/101—Pleural cavity
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- Heart & Thoracic Surgery (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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Abstract
The invention discloses an intelligent chest closed drainage device, which comprises a shell, a negative pressure device, a safety bottle connected with the negative pressure device, a waste liquid bottle connected with the safety bottle and a detection pipeline detection device, wherein the negative pressure device is arranged in the shell; the utility model provides a detection and control system of intelligence thorax closed drainage device, storage module is used for storing the contrast pressure scope, microprocessor will the pressure value that first negative pressure sensor detected with the contrast pressure scope in the storage module compares, and then judge whether the pressure value that first negative pressure sensor detected is greater than storage module's contrast pressure scope, when the pressure value is greater than contrast pressure scope negative pressure pump starts, alarm module starts. The drainage device can detect the drainage rate, the air tightness of the drainage device and prompt medical staff when the drainage device fails.
Description
Technical Field
The invention belongs to the technical field of medical appliances, and particularly relates to an intelligent chest closed drainage device and a detection system.
Background
Closed thoracic drainage is a common clinical operation in thoracic surgery and is an effective method for treating the abscess chest, traumatic pneumothorax, pneumothorax and spontaneous pneumothorax. The existing drainage device has the functions of opening and closing only, and in the process of using the drainage device, the drainage device cannot detect the drainage speed in real time and cannot detect the air tightness in a pipeline of the drainage device. During drainage, improper operation or unintentional squeezing to the drainage tube; or the drainage effusion is provided with blood clots, and the drainage tube is easily blocked by the blood clots with larger size; can lead the pleural effusion to be unable to flow out of the drainage tube, and brings inconvenience to patients and medical staff.
The current drainage device has single function, most only has the function of drainage, can not detect the behavior of drainage device in real time, when the drainage device breaks down or the drainage tube drops when the condition appears, can not timely remind patient and medical staff, use inconvenient.
Disclosure of Invention
The invention aims at: the intelligent chest closed drainage device is provided, and the detection system capable of detecting the working state of the drainage device is provided, so that the drainage device is provided with the negative pressure device, the drainage speed, the air tightness of the device and the like can be detected in the drainage process, and medical staff can be timely reminded when the device or the drainage process breaks down.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: an intelligent chest closed drainage device comprises a shell, a negative pressure device, a safety bottle connected with the negative pressure device, a waste liquid bottle connected with the safety bottle and a detection pipeline detection device, wherein the negative pressure device is arranged in the shell;
the safety bottle comprises a safety bottle body, a pressure relief pipe, an air inlet pipe and an air outlet pipe, wherein the pressure relief pipe, the air inlet pipe and the air outlet pipe are arranged on the safety bottle body, a one-way valve is arranged on the air inlet pipe, liquid is filled in the safety bottle, the air inlet pipe, the air outlet pipe and the pressure relief pipe are communicated with the safety bottle body, the air outlet end of the air inlet pipe is lower than the air inlet end of the air outlet pipe, the air outlet end of the air inlet pipe is positioned below the liquid level of the liquid, and the air inlet end of the air outlet pipe is positioned on the liquid level of the liquid;
the waste liquid bottle comprises a waste liquid bottle body and a liquid inlet pipe, the waste liquid bottle body comprises a liquid inlet and a gas outlet, the liquid inlet pipe is communicated with the liquid inlet, and the gas inlet pipe is communicated with the gas outlet;
the detection device comprises a pressure sensor, a first negative pressure sensor, a second negative pressure sensor, a bubble sensor, a microprocessor, a storage module, an alarm module and a display screen, wherein the pressure sensor is arranged at the bottom of the waste liquid bottle, the first negative pressure sensor is arranged on the outer wall of the air inlet pipe, the second negative pressure sensor is arranged on the outer wall of the air outlet pipe, the bubble sensor is arranged on the outer wall of the safety bottle, the microprocessor is arranged in the shell, the display screen is arranged on the outer wall of the shell, and the alarm module is arranged on the outer wall of the shell; the pressure sensor, the first negative pressure sensor, the second negative pressure sensor and the bubble sensor are all in communication connection with a storage module, the storage module is in communication connection with the microprocessor, and the alarm module and the display screen are respectively in communication connection with the microprocessor;
the negative pressure device comprises a negative pressure pump and a silencer, wherein the negative pressure pump is connected with the air outlet pipe, and the silencer is connected with the negative pressure pump.
Further, the inner wall of the air outlet of the waste liquid bottle body is arranged on the bacteria filtering device, the bacteria filtering device and the inner wall of the waste liquid bottle body form a filter cavity, and the air inlet of the air inlet pipe is communicated with the filter cavity.
Further, a partition plate is arranged in the safety bottle body, the partition plate divides the safety bottle body into a first cavity and a second cavity, the air inlet pipe is communicated with the first cavity, the air outlet pipe is communicated with the second cavity, the pressure relief pipe is arranged in the second cavity, one end of the pressure relief pipe is communicated with the second cavity, and the other end of the pressure relief pipe can be communicated with the atmosphere.
The utility model provides a detection and control system of intelligence thorax closed drainage device, storage module is used for storing the contrast pressure scope, microprocessor will the pressure value that first negative pressure sensor detected with the contrast pressure scope in the storage module compares, and then judge whether the pressure value that first negative pressure sensor detected is greater than storage module's contrast pressure scope, when the pressure value is greater than contrast pressure scope negative pressure pump starts, alarm module starts.
Further, the microprocessor comprises a first calculating unit, wherein the first calculating unit is used for converting the pressure value detected by the pressure sensor into a waste liquid flow rate, and transmitting the waste liquid flow rate to a display screen for display through the microprocessor.
Further, the storage module is further used for storing a comparison pressure difference range, the microprocessor compares the pressure values detected by the first negative pressure sensor and the second negative pressure sensor, and obtains a pressure difference, so that whether the pressure value is in the comparison pressure difference range is judged, and when the pressure difference exceeds the comparison pressure difference range, the display screen displays a fault code, and the alarm module is started.
Further, the microprocessor comprises a second calculating unit, the second calculating unit compares the pressure value of the first negative pressure sensor with the flow rate of the air bubbles detected by the air bubble sensor to obtain air leakage, and the air leakage is transmitted to the display screen for display through the microprocessor.
Further, the microprocessor compares the pressure value detected by the second negative pressure sensor with the comparison pressure range in the storage module, so as to judge whether the pressure value detected by the second negative pressure sensor is larger than the comparison pressure range of the storage module, and when the pressure value is larger than the comparison pressure range, the alarm module is started.
Further, the intelligent control system further comprises a pressurizing module, wherein the pressurizing module is respectively in communication connection with the negative pressure pump and the microprocessor, and is started when the pressure value is larger than the contrast pressure range, and the alarming module is started.
Further, the microprocessor further comprises a curve drawing unit, wherein the curve drawing unit draws the waste liquid flow rate acquired by the pressure sensor into a waste liquid flow rate curve, the display screen displays the waste liquid flow rate curve, and the waste liquid flow rate curve is stored in the storage module.
Due to the adoption of the technical scheme, the invention has the beneficial effects that:
the drainage device comprises waste liquid, a safety bottle and a negative pressure device, wherein the negative pressure device provides certain negative pressure for drainage, and a negative pressure center of a hospital is not needed. The pressure sensor in the detection device in the drainage device can detect the flow rate of the waste liquid flowing into the waste liquid bottle, the first negative pressure sensor can detect the air pressure in the waste liquid bottle, and the air pressure in the waste liquid bottle is the same as the air pressure in the chest of the patient, so that the air pressure in the chest of the patient can be obtained in real time; the second negative pressure sensor can detect the air pressure of the air outlet pipe, the air bubble sensor can detect the generation rate of air bubbles, and the working condition of the drainage device is detected in real time. And the detection system in the drainage device also compares the detected data, and when the liquid inlet pipe is blocked and falls off, the alarm module in the detection system starts to work so as to remind medical staff of timely processing.
Drawings
FIG. 1 is a schematic front view of a drainage device of the present invention;
FIG. 2 is a schematic top view of the drainage device of the present invention;
FIG. 3 is a block diagram of a detection and control system of the drainage device of the present invention;
FIG. 4 is a flow chart of a detection and control system of the drainage device of the invention;
reference numerals: 1-shell, 2-negative pressure device, 21-negative pressure pump, 22-muffler, 3-safety bottle, 31-pressure relief pipe, 32-intake pipe, 33-outlet duct, 34-baffle, 4-waste liquid bottle, 41-feed liquor pipe, 42-strain filtering device, 51-pressure sensor, 52-first negative pressure sensor, 53-second negative pressure sensor, 54-bubble sensor, 55-display screen, 6-check valve.
Detailed Description
Embodiments of the present invention will be described in detail with reference to fig. 1-4.
Example 1: an intelligent chest closed drainage device comprises a shell 1, a negative pressure device 2, a safety bottle 3 connected with the negative pressure device 2, a waste liquid bottle 4 connected with the safety bottle 3 and a detection pipeline detection device, wherein the negative pressure device 2 comprises a negative pressure pump 21 and a silencer 22, the negative pressure pump 21 is connected with an air outlet pipe 33, and the silencer 22 is connected with the negative pressure pump 21; the negative pressure device 2 is arranged in the shell 1, the waste liquid bottle 4 is arranged on the outer wall of one side of the shell 1, the safety bottle 3 is arranged on the wall of the other side of the shell 1, and the waste liquid bottle 4 and the safety bottle 3 are vertically arranged;
the safety bottle 3 comprises a safety bottle body, a pressure relief pipe 31, an air inlet pipe 32 and an air outlet pipe 33 which are arranged on the safety bottle body, wherein the air inlet pipe 32 is provided with a one-way valve 6, a partition plate 34 is arranged in the safety bottle body, the safety bottle 3 is horizontally arranged, the top of the partition plate 34 is fixedly connected with the top of the safety bottle 3, a certain gap is reserved between the bottom of the partition plate 34 and the bottom of the safety bottle 3, the partition plate 34 divides the safety bottle body into a first cavity and a second cavity, the gap at the bottom of the partition plate 34 enables the first cavity and the second cavity to be communicated, and the liquid level of liquid in the safety bottle 3 is higher than the height of the gap; the pressure relief pipe 31 is arranged in the second cavity, one end of the pressure relief pipe 31 is communicated with the second cavity, and the other end of the pressure relief pipe 31 can be communicated with the atmosphere; when the drainage device of the present embodiment is placed horizontally, the air outlet end of the air inlet pipe 32 is lower than the air inlet end of the air outlet pipe 33, the air outlet end of the air inlet pipe 32 is located below the liquid level of the liquid, the air inlet end of the air outlet pipe 33 is located above the liquid level of the liquid, and air enters the air inlet pipe 32 from the air inlet end of the air inlet pipe 32, is discharged from the air outlet end of the air inlet pipe 32, enters the liquid of the safety bottle 3, enters the air inlet end of the air outlet pipe 33, flows into the negative pressure device 2 from the air outlet pipe 33, and is discharged from the negative pressure device 2;
the waste liquid bottle 4 comprises a waste liquid bottle body and a liquid inlet pipe 41, the waste liquid bottle body comprises a liquid inlet and a gas outlet, the liquid inlet pipe 41 is communicated with the liquid inlet, and the gas inlet pipe 32 is communicated with the gas outlet; waste liquid and waste gas in the chest of the patient flow into the waste liquid bottle 4 through the liquid inlet pipe 41, the waste liquid is accumulated in the waste liquid bottle 4, and the waste gas enters the air inlet pipe 32 through the air outlet. The inner wall of the gas outlet of the waste liquid bottle body is arranged on the bacteria filtering device 42, the bacteria filtering device 42 and the inner wall of the waste liquid bottle body form a filter cavity, and the gas inlet of the gas inlet pipe 32 is communicated with the filter cavity.
The detection device comprises a pressure sensor 51, a first negative pressure sensor 52, a second negative pressure sensor 53, a bubble sensor 54, a microprocessor, a storage module, an alarm module and a display screen 55, wherein the pressure sensor 51 is arranged at the bottom of the waste liquid bottle 4, the first negative pressure sensor 52 is arranged on the outer wall of the air inlet pipe 32, the second negative pressure sensor 53 is arranged on the outer wall of the air outlet pipe 33, the bubble sensor 54 is arranged on the outer wall of the safety bottle 3, the microprocessor is arranged in the shell 1, the display screen 55 is arranged on the outer wall of the shell 1, and the alarm module is arranged on the outer wall of the shell 1; the pressure sensor 51, the first negative pressure sensor 52, the second negative pressure sensor 53 and the bubble sensor 54 are all in communication connection with a storage module, the storage module is in communication connection with the microprocessor, and the alarm module and the display screen 55 are respectively in communication connection with the microprocessor. In the drainage device, all devices needing power supply are provided with rechargeable batteries.
The drainage device of the embodiment has two use modes, namely a dead weight drainage mode and a continuous negative pressure drainage mode, and the negative pressure pump 21 does not work in the dead weight drainage mode; when the negative pressure drainage mode is continued, the negative pressure pump 21 is always in an operating state.
Based on the detection and control system of the drainage device in embodiment 1, the storage module is configured to store a comparison pressure range, and the microprocessor compares the pressure value detected by the first negative pressure sensor 52 with the comparison pressure range in the storage module, so as to determine whether the pressure value detected by the first negative pressure sensor 52 exceeds the comparison pressure range (normal chest pressure range) of the storage module, and in the self-gravity drainage mode, the negative pressure pump 21 is started when the pressure value is greater than the maximum value of the comparison pressure range, and the alarm module is started. The negative pressure pump 21 starts to work, negative pressure is generated in the whole drainage device, and in the case of air leakage of a pipeline, an alarm module starts to give out an alarm sound and display related faults on the display screen 55.
The microprocessor includes a first calculation unit for converting the pressure value detected by the pressure sensor 51 into a waste liquid flow rate, and transmitting the waste liquid flow rate to the display screen 55 for display by the microprocessor.
The storage module is further configured to store a comparison pressure difference range, the microprocessor compares the pressure values detected by the first negative pressure sensor 52 and the second negative pressure sensor 53 in real time, and obtains a real-time pressure difference, the microprocessor determines whether the pressure difference is within the comparison pressure difference range, and when the pressure difference exceeds the comparison pressure difference range, the display screen 55 displays a fault code, and the alarm module is started. The microprocessor also displays the pressure values detected by the first negative pressure sensor 52 and the second negative pressure sensor 53 on a display screen 55 respectively, so that medical staff can conveniently check the pressure values; the first negative pressure sensor 52 detects the negative pressure in the intake pipe 32, which is the same as the negative pressure in the chest of the patient, with the pressure value detected by the first negative pressure sensor 52 and the second negative pressure sensor 53; the second negative pressure sensor 53 detects the negative pressure of the air outlet pipe 33; when the pipeline in the drainage device is in air leakage or blockage, the first negative pressure sensor 52 detects a negative pressure value and the second negative pressure sensor 53 detects a negative pressure value which is larger in phase difference, and the negative pressure value is analyzed and processed by the microprocessor, and the alarm module is started to remind medical staff, and meanwhile, corresponding faults are displayed on the display, so that the medical staff can be overhauled conveniently.
The microprocessor further comprises a second calculating unit, the second calculating unit compares the pressure value of the first negative pressure sensor 52 with the flow rate of the air bubbles detected by the air bubble sensor 54, the air leakage is obtained through processing and calculation of the microprocessor, and the air leakage is transmitted to the display screen 55 for display through the microprocessor.
The microprocessor compares the pressure value detected by the second negative pressure sensor 53 with the comparison pressure range in the storage module, so as to judge whether the pressure value detected by the second negative pressure sensor 53 is greater than the comparison pressure range of the storage module, and when the pressure value is greater than the comparison pressure range, the alarm module is started. The pressure value detected by the second negative pressure sensor 53 is compared with the comparison pressure range to determine whether the check valve 6 is operating normally, whether the outlet pipe 33 is operating normally,
the detection system of the invention further comprises a pressurizing module which is respectively in communication connection with the negative pressure pump 21 and the microprocessor, when the drainage device is in a continuous negative pressure drainage mode, and when the pressure value detected by the first negative pressure sensor 52 is greater than the maximum value of the comparison pressure range, the pressurizing module is started, the power of the negative pressure pump 21 is increased, the air pressure in a pipeline is reduced, and meanwhile, the LED lamp in the alarm module is started.
The microprocessor further includes a curve drawing unit that draws the flow rate of the waste liquid collected by the pressure sensor 51 into a flow rate curve of the waste liquid, and the display screen 55 displays the flow rate curve of the waste liquid and stores the flow rate curve of the waste liquid in the storage module. By analyzing and processing by the microprocessor, a flow velocity curve of the waste liquid is obtained, and medical staff can know the physical condition of a patient according to the flow velocity curve.
The drainage device can detect the drainage rate, the air tightness of the drainage device and prompt medical staff when the drainage device fails.
Claims (10)
1. An intelligent chest closed drainage device which is characterized in that: the device comprises a shell (1), a negative pressure device (2), a safety bottle (3) connected with the negative pressure device (2), a waste liquid bottle (4) connected with the safety bottle (3) and a detection pipeline detection device, wherein the negative pressure device (2) is arranged in the shell (1);
the safety bottle (3) comprises a safety bottle body, a pressure relief pipe (31), an air inlet pipe (32) and an air outlet pipe (33) which are arranged on the safety bottle body, a one-way valve (6) is arranged on the air inlet pipe (32), liquid is filled in the safety bottle (3), the air inlet pipe (32), the air outlet pipe (33) and the pressure relief pipe (31) are communicated with the safety bottle body, the air outlet end of the air inlet pipe (32) is lower than the air inlet end of the air outlet pipe (33), the air outlet end of the air inlet pipe (32) is positioned below the liquid level of the liquid, and the air inlet end of the air outlet pipe (33) is positioned on the liquid level of the liquid;
the waste liquid bottle (4) comprises a waste liquid bottle body and a liquid inlet pipe (41), the waste liquid bottle body comprises a liquid inlet and a gas outlet, the liquid inlet pipe (41) is communicated with the liquid inlet, and the gas inlet pipe (32) is communicated with the gas outlet;
the detection device comprises a pressure sensor (51), a first negative pressure sensor (52), a second negative pressure sensor (53), a bubble sensor (54), a microprocessor, a storage module, an alarm module and a display screen (55), wherein the pressure sensor (51) is arranged at the bottom of the waste liquid bottle (4), the first negative pressure sensor (52) is arranged on the outer wall of the air inlet pipe (32), the second negative pressure sensor (53) is arranged on the outer wall of the air outlet pipe (33), the bubble sensor (54) is arranged on the outer wall of the safety bottle (3), the microprocessor is arranged in the shell (1), the display screen (55) is arranged on the outer wall of the shell (1), and the alarm module is arranged on the outer wall of the shell (1); the pressure sensor (51), the first negative pressure sensor (52), the second negative pressure sensor (53) and the bubble sensor (54) are all in communication connection with a storage module, the storage module is in communication connection with the microprocessor, and the alarm module and the display screen (55) are respectively in communication connection with the microprocessor;
the negative pressure device (2) comprises a negative pressure pump (21) and a silencer (22), wherein the negative pressure pump (21) is connected with the air outlet pipe (33), and the silencer (22) is connected with the negative pressure pump (21).
2. The intelligent chest closed drainage apparatus of claim 1, wherein: the inner wall of the gas outlet of the waste liquid bottle body is provided with a bacteria filtering device (42), the bacteria filtering device (42) and the inner wall of the waste liquid bottle body form a filter cavity, and the gas inlet of the gas inlet pipe (32) is communicated with the filter cavity.
3. The intelligent chest closed drainage apparatus of claim 1, wherein: the safety bottle is characterized in that a partition plate (34) is arranged in the safety bottle body, the partition plate (34) divides the safety bottle body into a first cavity and a second cavity, the air inlet pipe (32) is communicated with the first cavity, the air outlet pipe (33) is communicated with the second cavity, the pressure relief pipe (31) is arranged in the second cavity, one end of the pressure relief pipe (31) is communicated with the second cavity, and the other end of the pressure relief pipe can be communicated with the atmosphere.
4. The detection and control system of the intelligent chest closed drainage device according to claim 1, wherein: the storage module is used for storing a comparison pressure range, the microprocessor compares the pressure value detected by the first negative pressure sensor (52) with the comparison pressure range in the storage module, and then judges that the pressure value detected by the first negative pressure sensor (52) is in the comparison pressure range of the storage module, when the pressure value is larger than the maximum value of the comparison pressure range, the negative pressure pump (21) is started, and the alarm module is started.
5. The system for monitoring and controlling an intelligent chest closed drainage device according to claim 4, wherein: the microprocessor comprises a first calculation unit which is used for converting the pressure value detected by the pressure sensor (51) into a waste liquid flow rate and transmitting the waste liquid flow rate to a display screen (55) for display through the microprocessor.
6. The system for monitoring and controlling an intelligent chest closed drainage device according to claim 4, wherein: the storage module is further used for storing a comparison pressure difference range, the microprocessor compares pressure values detected by the first negative pressure sensor (52) and the second negative pressure sensor (53) and obtains a pressure difference, whether the pressure difference is in the comparison pressure difference range or not is judged, when the pressure difference exceeds the comparison pressure difference range, the display screen (55) displays fault codes, and the alarm module is started.
7. The system for monitoring and controlling an intelligent chest closed drainage device according to claim 4, wherein: the microprocessor comprises a second calculation unit, the second calculation unit compares the pressure value of the first negative pressure sensor (52) with the flow rate of the air bubbles detected by the air bubble sensor (54) to obtain air leakage, and the air leakage is transmitted to the display screen (55) for display through the microprocessor.
8. The system for monitoring and controlling an intelligent chest closed drainage device according to claim 4, wherein: the microprocessor compares the pressure value detected by the second negative pressure sensor (53) with the comparison pressure range in the storage module respectively, so as to judge whether the pressure value detected by the second negative pressure sensor (53) is larger than the comparison pressure range of the storage module, and when the pressure value is larger than the comparison pressure range, the alarm module is started.
9. The system for monitoring and controlling an intelligent chest closed drainage device according to claim 4, wherein: the intelligent control system further comprises a pressurizing module, wherein the pressurizing module is respectively in communication connection with the negative pressure pump (21) and the microprocessor, and is started when the pressure value detected by the first negative pressure sensor (52) is larger than the contrast pressure range, and the alarming module is started.
10. The system for monitoring and controlling an intelligent chest closed drainage device according to claim 4, wherein: the microprocessor also comprises a curve drawing unit, wherein the curve drawing unit draws the flow rate of the waste liquid acquired by the pressure sensor (51) into a flow rate curve of the waste liquid, and a display screen (55) displays the flow rate curve of the waste liquid and stores the flow rate curve of the waste liquid in the storage module.
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| CN201811174125.0A CN109224146B (en) | 2018-10-09 | 2018-10-09 | Intelligent chest closed drainage device and detection system |
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| CN201811174125.0A CN109224146B (en) | 2018-10-09 | 2018-10-09 | Intelligent chest closed drainage device and detection system |
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| CN109224146A CN109224146A (en) | 2019-01-18 |
| CN109224146B true CN109224146B (en) | 2023-09-19 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110302439B (en) * | 2019-05-30 | 2024-04-26 | 天津市同业科技发展有限公司 | Multifunctional central suction controller with stable negative pressure and/or oxygen output |
| CN111001051B (en) * | 2019-12-25 | 2022-05-17 | 武汉维斯第医用科技股份有限公司 | Monitoring alarm system for pipeline blockage of negative pressure closed drainage system |
| CN112618812A (en) * | 2020-12-31 | 2021-04-09 | 华诺生命科学技术(惠州)有限公司 | Digital thoracic drainage device and operation method thereof |
| CN114060249B (en) * | 2021-11-11 | 2023-05-02 | 广州润虹医药科技股份有限公司 | Medical negative pressure machine gas circuit structure |
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| WO2016169146A1 (en) * | 2015-04-23 | 2016-10-27 | 广州新诚生物科技有限公司 | Multifunctional negative pressure drainage system |
| WO2017152125A2 (en) * | 2016-03-03 | 2017-09-08 | Esculon, Llc | Devices and methods for managing chest drainage |
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| CN209500374U (en) * | 2018-10-09 | 2019-10-18 | 成都迪澳生物科技有限公司 | A kind of intelligence pleural cavity closed drainage device and detection system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2011112291A1 (en) * | 2010-03-12 | 2011-09-15 | Atrium Medical Corporation | Chest drainage systems and methods |
| WO2014112598A1 (en) * | 2013-01-18 | 2014-07-24 | 泉工医科工業株式会社 | Air leak detection device and electric-powered aspirator provided therewith |
| WO2016169146A1 (en) * | 2015-04-23 | 2016-10-27 | 广州新诚生物科技有限公司 | Multifunctional negative pressure drainage system |
| WO2017152125A2 (en) * | 2016-03-03 | 2017-09-08 | Esculon, Llc | Devices and methods for managing chest drainage |
| CN108096644A (en) * | 2017-12-08 | 2018-06-01 | 东莞康智医疗器械有限公司 | Disposable dry envelope valve type thoracic duction instrument |
| CN209500374U (en) * | 2018-10-09 | 2019-10-18 | 成都迪澳生物科技有限公司 | A kind of intelligence pleural cavity closed drainage device and detection system |
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