CN215687828U - Side-stream end-tidal carbon dioxide monitoring system and monitoring device - Google Patents
Side-stream end-tidal carbon dioxide monitoring system and monitoring device Download PDFInfo
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- CN215687828U CN215687828U CN202121656060.0U CN202121656060U CN215687828U CN 215687828 U CN215687828 U CN 215687828U CN 202121656060 U CN202121656060 U CN 202121656060U CN 215687828 U CN215687828 U CN 215687828U
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Abstract
The utility model provides a bypass flow end-tidal carbon dioxide monitoring system and a monitoring device, which comprise a power supply module, a control module, an air extraction module, an infrared detection module, a blood oxygen detection module, an alarm module, a display module, a storage module, a communication module and a carbon dioxide sampling tube, wherein one end of the air extraction module is connected with one end of the infrared detection module, the other end of the infrared detection module is communicated with the carbon dioxide sampling tube, the infrared detection module and the blood oxygen detection module are respectively and electrically connected with a signal input end of the control module, and the alarm module, the display module, the storage module and the communication module are respectively and electrically connected with a signal output end of the control module. The utility model has the advantages of integrating the functions of automatic air extraction for carbon dioxide concentration detection, blood oxygen detection, data display, alarm, data storage, data transmission and the like, being not matched with clinical instruments, being independently used and convenient to carry, being connected to an air path, being capable of displaying monitoring values in real time and being suitable for outdoor first-aid scenes.
Description
Technical Field
The utility model relates to the technical field of medical equipment and instruments, in particular to a side-stream end-tidal carbon dioxide monitoring system and a monitoring device.
Background
The end-tidal carbon dioxide concentration is an important vital sign parameter of a human body, and the physiological and pathological states of metabolism, circulation, respiration, pulmonary blood flow and the like of the human body can be quickly and effectively reflected by continuously and non-invasively monitoring the parameter, so that the method has important guiding significance for clinical application of clinical instruments such as a breathing machine, an anesthesia machine and the like.
Most of the existing end-tidal carbon dioxide monitoring products need to be matched with clinical instruments for use, and basically only have a data acquisition function, the data acquired by the end-tidal carbon dioxide acquisition equipment is transmitted to the clinical instruments, and then the clinical instruments perform data processing, storage, alarming, displaying and other operations, so that the whole end-tidal carbon dioxide monitoring equipment is large in size, inconvenient to carry, generally suitable for being used in the hospital and not suitable for outdoor emergency scenes.
SUMMERY OF THE UTILITY MODEL
The utility model provides a by-pass flow end-tidal carbon dioxide monitoring system and a monitoring device, which are used for solving the defects that an end-tidal carbon dioxide monitoring product in the prior art needs to be matched with a clinical instrument for use, is inconvenient to carry and is not suitable for an outdoor emergency scene, and the by-pass flow end-tidal carbon dioxide monitoring system can be used independently and is convenient to carry without being matched with the clinical instrument, can be directly connected into a gas path, can display a monitoring value in real time and is suitable for the outdoor emergency scene.
The utility model provides a by-pass flow end-tidal carbon dioxide monitoring system which comprises a power supply module, a control module, an air extraction module, an infrared detection module, a blood oxygen detection module, an alarm module, a display module, a storage module, a communication module and a carbon dioxide sampling tube, the power supply module is respectively and electrically connected with the control module, the air pumping module, the infrared detection module, the blood oxygen detection module, the alarm module, the display module, the storage module and the communication module, one end of the air pumping module is connected with one end of the infrared detection module, the other end of the infrared detection module is communicated with the carbon dioxide sampling pipe, the infrared detection module and the blood oxygen detection module are respectively and electrically connected with the signal input end of the control module, the alarm module, the display module, the storage module and the communication module are respectively electrically connected with the signal output end of the control module.
According to the bypass flow end-tidal carbon dioxide monitoring system provided by the utility model, the air extraction module comprises an air extraction pump, and one end of the air extraction pump is connected with the infrared detection module.
According to the by-pass flow end-tidal carbon dioxide monitoring system provided by the utility model, the infrared detection module comprises an infrared emission assembly, an infrared receiving assembly, a pre-amplification circuit and an amplification rectification circuit, wherein the infrared emission assembly is electrically connected with the control module, the infrared receiving assembly is electrically connected with the input end of the pre-amplification circuit, the output end of the pre-amplification circuit is electrically connected with the input end of the amplification rectification circuit, and the output end of the amplification rectification circuit is electrically connected with the control module.
According to the side-stream end-tidal carbon dioxide monitoring system provided by the utility model, the infrared detection module further comprises a temperature sensor, and the temperature sensor is electrically connected with the control module.
According to the bypass flow end-tidal carbon dioxide monitoring system provided by the utility model, the bypass flow end-tidal carbon dioxide monitoring system further comprises a sampling pipe blockage detection module, the sampling pipe blockage detection module is electrically connected with the control module, and the sampling pipe blockage detection module is used for detecting whether the carbon dioxide sampling pipe is blocked or not.
According to the side-stream end-tidal carbon dioxide monitoring system provided by the utility model, the sampling tube blockage detection module comprises a first pressure sensor and a second pressure sensor, the first pressure sensor and the second pressure sensor are respectively and electrically connected with the control module, the first pressure sensor is used for detecting the atmospheric pressure, and the second pressure sensor is used for detecting the atmospheric pressure in the carbon dioxide sampling tube.
According to the sidestream end-tidal carbon dioxide monitoring system provided by the utility model, the communication module comprises a wireless receiving circuit and a wireless transmitting circuit, and the wireless receiving circuit and the wireless transmitting circuit are both electrically connected with the control module.
The utility model also provides a by-pass end-tidal carbon dioxide monitoring device which comprises a shell and a by-pass end-tidal carbon dioxide monitoring system, wherein a mounting cavity is arranged in the shell, the power supply module, the control module, the air extraction module, the infrared detection module, the alarm module, the storage module and the communication module are all fixedly mounted in the mounting cavity, the blood oxygen detection module is fixedly mounted on one side wall surface of the shell, and the display module is mounted on the upper wall surface of the shell.
According to the bypass flow end-tidal carbon dioxide monitoring device provided by the utility model, a darkroom is arranged in the mounting cavity, the infrared detection module is fixedly mounted in the darkroom, an air inlet is arranged on one side wall surface of the shell, one end of the air inlet is communicated with the darkroom, the other end of the air inlet is communicated with the carbon dioxide sampling tube, and the air extraction module is communicated with the darkroom.
According to the side-flow end-tidal carbon dioxide monitoring device provided by the utility model, the other side wall surface of the shell is provided with the loudspeaker hole and the exhaust hole.
According to the by-pass end-expiratory carbon dioxide monitoring system and the monitoring device provided by the utility model, the carbon dioxide sampling pipe is connected with the gas path of the patient, the gas at the gas path of the patient is pumped to the infrared detection module by the gas pumping module through the carbon dioxide sampling pipe, the infrared detection module sends infrared rays to the gas, then the light intensity of the infrared rays passing through the gas is detected, the detected data is transmitted to the control module, the control module calculates the carbon dioxide concentration in the gas according to the beer lambert law, the control module sends corresponding signals to the display module, so that the display module displays the carbon dioxide concentration in real time, the end-expiratory carbon dioxide concentration waveform diagram can be drawn by continuously detecting the carbon dioxide concentration at the end of the expiration of the patient, and meanwhile, the blood oxygen and the pulse rate of the patient can be detected through the blood oxygen detection module, and transmits the detected data to the control module, the control module transmits the carbon dioxide concentration, blood oxygen and pulse rate detected data to the storage module for storage, when the detected data needs to be transmitted to other equipment platforms, the control module sends corresponding signals to the communication module, the communication module transmits the data in the storage module to corresponding equipment or platforms, and when the control module finds that the detected value of one or more of the carbon dioxide concentration, the blood oxygen and the pulse rate detection exceeds a preset value, the control module sends corresponding signals to the alarm module, and the alarm module sends out an alarm, so that the sidestream end-expiratory carbon dioxide monitoring system has the functions of automatically pumping air for carbon dioxide concentration detection, blood oxygen detection, data display, alarm, data storage, data transmission and the like, does not need to be matched with clinical instruments, and can be used independently, the portable gas circuit is convenient to carry, can be directly connected to a gas circuit, can display monitoring numerical values in real time, and is suitable for outdoor first-aid scenes.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is one of the schematic diagrams of a side-stream capnography system provided by the present invention;
FIG. 2 is a schematic diagram of an infrared detection module of the side-stream capnography system provided by the present invention;
FIG. 3 is a second schematic diagram of a bypass capnography system according to the present invention;
FIG. 4 is a schematic diagram of a side-stream capnography apparatus provided by the present invention;
FIG. 5 is a schematic diagram of an exploded view of a side-stream capnography apparatus provided by the present invention;
reference numerals:
1: a power supply module; 2: a control module; 3: an air extraction module;
4: an infrared detection module; 5: a blood oxygen detection module; 6: an alarm module;
7: a display module; 8: a storage module; 9: a communication module;
10: a sampling tube blockage detection module; 20: a housing; 41: an infrared emitting assembly;
42: an infrared receiving component; 43: a pre-amplification circuit; 44: an amplifying and rectifying circuit;
201: a darkroom; 202, an air inlet; 203 speaker holes;
204, an exhaust hole; 205 protective plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present 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 side-stream capnography system and device of the present invention will be described with reference to fig. 1-5.
The sidestream end-tidal carbon dioxide monitoring system comprises a power module 1, a control module 2, an air extraction module 3, an infrared detection module 4, a blood oxygen detection module 5, an alarm module 6, a display module 7, a storage module 8, a communication module 9 and a carbon dioxide sampling tube.
Particularly, power module 1 respectively with control module 2, bleed module 3, infrared detection module 4, blood oxygen detection module 5, alarm module 6, display module 7, storage module 8 and communication module 9 electricity are connected, the one end of bleed module 3 is connected with infrared detection module 4's one end, infrared detection module 4's the other end and carbon dioxide sampling pipe intercommunication, infrared detection module 4 and blood oxygen detection module 5 are connected with control module 2's signal input part electricity respectively, alarm module 6, display module 7, storage module 8 and communication module 9 are connected with control module 2's signal output part electricity respectively.
When the device is used, the carbon dioxide sampling tube is connected with the gas path of a patient, the air pumping module 3 pumps the gas at the gas path of the patient to the infrared detection module 4 through the carbon dioxide sampling tube, the infrared detection module 4 emits infrared rays to the gas, then the light intensity of the infrared rays passing through the gas is detected, and the detection data is transmitted to the control module 2, the control module 2 calculates the carbon dioxide concentration in the gas according to the beer Lambert law, the control module 2 transmits corresponding signals to the display module 7, so that the carbon dioxide concentration is displayed by the display module 7 in real time, a waveform diagram of the end-expiratory carbon dioxide concentration of the patient can be drawn by continuously detecting the carbon dioxide concentration at the end-expiratory end of the patient, meanwhile, the blood oxygen and the pulse rate of the patient can be detected through the blood oxygen detection module 5, and the detection data are transmitted to the control module 2, the control module 2 transmits the carbon dioxide concentration, blood oxygen and pulse rate detection data to the storage module 8 for storage, when the detection data needs to be transmitted to other equipment platforms, the control module 2 sends corresponding signals to the communication module 9, the communication module 9 transmits the data in the storage module 8 to corresponding equipment or platforms, and when the control module 2 finds that the detection value of one or more of the carbon dioxide concentration, the blood oxygen and the pulse rate detection exceeds a preset value, the control module 2 sends corresponding signals to the alarm module 6, and the alarm module 6 sends out an alarm, so that the sidestream end-expiratory carbon dioxide monitoring system has the functions of automatically pumping air for detecting the carbon dioxide concentration, detecting the blood oxygen, displaying data, alarming, storing data, transmitting data and the like, does not need to be matched with clinical instruments, and can be used independently, the portable gas circuit is convenient to carry, can be directly connected to a gas circuit, can display monitoring numerical values in real time, and is suitable for outdoor first-aid scenes.
In an alternative embodiment of the present invention, the power module 1 is a battery, for example. It should be appreciated that any other suitable power source may be used as the power module 1.
Wherein, in an alternative embodiment of the present invention, the control module 2 is, for example, a processor.
Further, the air extraction module 3 comprises an air extraction pump, and one end of the air extraction pump is connected with the infrared detection module 4. When the device is used, the carbon dioxide sampling pipe is connected with the gas path of a patient, the air pump pumps the gas in the gas path of the patient to the infrared detection module 4 through the carbon dioxide sampling pipe, so that the infrared detection module 4 can detect the concentration of the carbon dioxide at the end of expiration of the patient, the direct connection with the gas path of the patient is realized, and the automatic pumping and conveying of the gas in the gas path of the patient and the use are convenient.
Further, as shown in fig. 2, the infrared detection module 4 includes an infrared emission component 41, an infrared reception component 42, a pre-amplification circuit 43, and an amplification and rectification circuit 44, the infrared emission component 41 is electrically connected to the control module 2, the infrared reception component 42 is electrically connected to an input end of the pre-amplification circuit 43, an output end of the pre-amplification circuit 43 is electrically connected to an input end of the amplification and rectification circuit 44, and an output end of the amplification and rectification circuit 44 is electrically connected to the control module 2. When the infrared detection device is used, infrared light emitted by the infrared emission component 41 enters gas to be detected, the infrared receiving component 42 detects the infrared light passing through the gas to be detected, a detection electric signal is obtained, then the detection electric signal is transmitted to the pre-amplification circuit 43, the pre-amplification circuit 43 amplifies the detection electric signal and transmits the amplified detection electric signal to the amplification rectification circuit 44, the amplification rectification circuit 44 amplifies and rectifies the detection electric signal to obtain a direct-current signal corresponding to the concentration of the gas to be detected, then the signal is input into the control module 2 to be analyzed to obtain the concentration of the gas carbon dioxide, the detection electric signal is amplified and rectified through the pre-amplification circuit 43 and the amplification rectification circuit 44, and the concentration of the carbon dioxide obtained by calculation of the control module 2 is more accurate.
The infrared detection module 4 further comprises a temperature sensor, and the temperature sensor is electrically connected with the control module 2. When the device is used, the temperature sensor detects the temperature of the infrared module in real time, the detected temperature data is transmitted to the control module 2, the control module 2 analyzes the detection signal of the infrared detection module 4 by combining the temperature detection signal, the influence of the temperature on the concentration of carbon dioxide is avoided, and the accuracy of monitoring the end-expiratory carbon dioxide is ensured.
Further, as shown in fig. 3, the bypass end-tidal carbon dioxide monitoring system further includes a sampling tube blockage detection module 10, the sampling tube blockage detection module 10 is electrically connected to the control module 2, and the sampling tube blockage detection module 10 is used for detecting whether the carbon dioxide sampling tube is blocked. When the carbon dioxide sampling tube blockage detection device is used, whether the carbon dioxide sampling tube is blocked or not is detected in real time through the sampling tube blockage detection module 10, a detection signal is transmitted to the control module 2, when the carbon dioxide sampling tube is blocked, the control module 2 sends out a corresponding signal to the alarm module 6 and the display module 7, the alarm module 6 sends out a warning, the display module 7 displays blockage reminding, so that a worker can find and process problems at the first time, and failure of end-expiratory carbon dioxide monitoring caused by blockage of the carbon dioxide sampling tube is prevented.
Wherein, sampling pipe blockage detection module 10 is including first pressure sensor and second pressure sensor, and first pressure sensor and second pressure sensor are connected with control module 2 electricity respectively, and first pressure sensor is used for detecting atmospheric pressure, and second pressure sensor is used for detecting the atmospheric pressure in the carbon dioxide sampling pipe. When using, control module 2 is given in the current atmospheric pressure numerical value transmission that first pressure sensor will detect, and control module 2 is given in the atmospheric pressure numerical value transmission that second pressure sensor will detect the carbon dioxide sampling pipe, and control module 2 carries out contrastive analysis with two pressure measurement numerical values, when the numerical value difference of two pressure measurement numerical values surpassed the default, explains that the carbon dioxide sampling pipe has taken place to block up this moment promptly, has realized the jam detection to the carbon dioxide sampling pipe, has guaranteed that the last carbon dioxide monitoring of exhaling can go on smoothly.
Further, the communication module 9 includes a wireless receiving circuit and a wireless transmitting circuit, both of which are electrically connected to the control module 2. When the remote control system is used, when data in the storage module 8 are required to be transmitted to corresponding equipment or platforms, the control module 2 sends corresponding signals to the wireless transmitting circuit, the wireless transmitting circuit transmits the data in the storage module 8, a worker can also transmit a control signal through the remote equipment or platforms, the wireless receiving circuit receives the control signal and then transmits the signal to the control module 2, and then the control module 2 sends corresponding instructions according to the control signal, so that the remote control of the sidestream end-expiratory carbon dioxide monitoring system is realized.
Further, the alarm module 6 comprises a speaker, and the speaker is electrically connected with the control module 2. When the intelligent alarm device is used, the control module 2 sends a corresponding control signal to the loudspeaker, and the loudspeaker sends corresponding sound to give an alarm after receiving the control signal.
On the other hand, as shown in fig. 4 and fig. 5, the utility model further provides a by-pass end-tidal carbon dioxide monitoring device, which comprises a housing 20, wherein a mounting cavity is arranged in the housing 20, the power module 1, the control module 2, the air extraction module 3, the infrared detection module 4, the alarm module 6, the storage module 8 and the communication module 9 are all fixedly mounted in the mounting cavity, the blood oxygen detection module 5 is fixedly mounted on one of the side wall surfaces of the housing 20, and the display module 7 is mounted on the upper wall surface of the housing 20. When using, because all modules are all installed on casing 20 or casing 20's installation intracavity for this sidestream end-expiratory carbon dioxide monitoring devices possesses simultaneously that automatic bleeding carries out carbon dioxide concentration detection, blood oxygen detection, data display, warning, data storage, data transmission etc. and is multi-functional in an organic whole, need not cooperate clinical instrument, can the exclusive use, conveniently carries, can lug connection in the gas circuit, can real-time display monitoring numerical value, be applicable to outdoor first aid scene.
Further, as shown in fig. 4 and fig. 5, a darkroom 201 is arranged in the installation cavity, the infrared detection module 4 is fixedly installed in the darkroom 201, an air inlet 202 is arranged on one side wall surface of the casing 20, one end of the air inlet 202 is communicated with the darkroom 201, the other end of the air inlet 202 is communicated with the carbon dioxide sampling tube, and the air extraction module 3 is communicated with the darkroom 201. When using, with carbon dioxide sampling pipe with be connected with patient's gas circuit, in module 3 bleeds and delivers to darkroom 201 through gas inlet 202 and carbon dioxide sampling pipe with the gas of patient's gas circuit department, realized the lug connection with patient's gas circuit, then infrared detection module 4 detects gas, detects in darkroom 201, prevents that other light pairs from causing the influence to detecting, has guaranteed the accuracy of infrared detection.
Further, as shown in fig. 4 and 5, the other side wall surface of the housing 20 is provided with a speaker hole 203 and an exhaust hole 204. When the air exhaust device is used, the sound emitted by the alarm module 6 can be smoothly transmitted out of the shell 20 through the loudspeaker hole 203, the air exhaust module 3 is communicated with the air exhaust hole 204, and the air exhausted by the air exhaust module 3 can be exhausted through the air exhaust hole 204.
Further, as shown in fig. 4 and fig. 5, a protection plate 205 matching with the display module 7 is further disposed on the housing 20, the protection plate 205 is fixedly mounted on the upper wall surface of the housing 20, and the display module 7 is located below the protection plate 205. When in use, the protective plate 205 can protect the display module 7 from being damaged by direct impact.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A by-pass end-tidal carbon dioxide monitoring system is characterized by comprising a power module, a control module, an air extraction module, an infrared detection module, a blood oxygen detection module, an alarm module, a display module, a storage module, a communication module and a carbon dioxide sampling tube, the power supply module is respectively and electrically connected with the control module, the air pumping module, the infrared detection module, the blood oxygen detection module, the alarm module, the display module, the storage module and the communication module, one end of the air pumping module is connected with one end of the infrared detection module, the other end of the infrared detection module is communicated with the carbon dioxide sampling pipe, the infrared detection module and the blood oxygen detection module are respectively and electrically connected with the signal input end of the control module, the alarm module, the display module, the storage module and the communication module are respectively electrically connected with the signal output end of the control module.
2. The system of claim 1, wherein the pump module comprises a pump, and one end of the pump is connected to the infrared detection module.
3. The sidestream capnography system of claim 1 or 2, wherein said infrared detection module comprises an infrared emission module, an infrared reception module, a pre-amplification circuit and an amplification and rectification circuit, said infrared emission module being electrically connected to said control module, said infrared reception module being electrically connected to an input of said pre-amplification circuit, an output of said pre-amplification circuit being electrically connected to an input of said amplification and rectification circuit, an output of said amplification and rectification circuit being electrically connected to said control module.
4. The side-stream capnography system of claim 1 or 2, wherein said infrared detection module further comprises a temperature sensor, said temperature sensor being electrically connected to said control module.
5. The bypass flow end-tidal carbon dioxide monitoring system according to claim 1 or 2, further comprising a sampling tube blockage detection module, wherein the sampling tube blockage detection module is electrically connected to the control module, and the sampling tube blockage detection module is used for detecting whether the carbon dioxide sampling tube is blocked.
6. The side-stream capnography system of claim 5, wherein said sampling tube occlusion detection module comprises a first pressure sensor and a second pressure sensor, said first pressure sensor and said second pressure sensor being electrically connected to said control module, respectively, said first pressure sensor being configured to detect atmospheric pressure and said second pressure sensor being configured to detect atmospheric pressure within said capnography sampling tube.
7. The sidestream capnography system of claim 1 or 2, wherein said communications module comprises a wireless receiver circuit and a wireless transmitter circuit, said wireless receiver circuit and said wireless transmitter circuit being electrically connected to said control module.
8. A by-pass end-tidal carbon dioxide monitoring device, comprising a housing and the by-pass end-tidal carbon dioxide monitoring system as claimed in any one of claims 1 to 7, wherein a mounting cavity is provided in the housing, the power module, the control module, the air extraction module, the infrared detection module, the alarm module, the storage module and the communication module are all fixedly mounted in the mounting cavity, the blood oxygen detection module is fixedly mounted on one of the side wall surfaces of the housing, and the display module is mounted on the upper wall surface of the housing.
9. The sidestream end-tidal carbon dioxide monitoring device of claim 8, wherein a darkroom is arranged in the installation cavity, the infrared detection module is fixedly installed in the darkroom, an air inlet is arranged on one side wall surface of the shell, one end of the air inlet is communicated with the darkroom, the other end of the air inlet is communicated with the carbon dioxide sampling tube, and the air extraction module is communicated with the darkroom.
10. The side-stream capnography apparatus of claims 8 or 9, wherein speaker and exhaust vents are provided on the other side wall face of said housing.
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| CN118588224A (en) * | 2024-08-06 | 2024-09-03 | 浙江微红健康科技有限公司 | Health data monitoring system based on big data, data acquisition device and equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118588224A (en) * | 2024-08-06 | 2024-09-03 | 浙江微红健康科技有限公司 | Health data monitoring system based on big data, data acquisition device and equipment |
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