CN114366086B - Respiration gate control monitoring device, method and computer readable storage medium - Google Patents
Respiration gate control monitoring device, method and computer readable storage medium Download PDFInfo
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- 230000029058 respiratory gaseous exchange Effects 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000012806 monitoring device Methods 0.000 title claims abstract description 27
- 230000000241 respiratory effect Effects 0.000 claims abstract description 101
- 238000012544 monitoring process Methods 0.000 claims abstract description 62
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 56
- 239000001301 oxygen Substances 0.000 claims abstract description 56
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 56
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- 238000013507 mapping Methods 0.000 claims abstract description 31
- 238000004891 communication Methods 0.000 claims description 18
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- 210000000038 chest Anatomy 0.000 description 31
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- 238000010586 diagram Methods 0.000 description 6
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- 230000033001 locomotion Effects 0.000 description 4
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000003601 intercostal effect Effects 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 3
- 210000001331 nose Anatomy 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 210000001835 viscera Anatomy 0.000 description 3
- 210000001015 abdomen Anatomy 0.000 description 2
- 230000003187 abdominal effect Effects 0.000 description 2
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- 238000006073 displacement reaction Methods 0.000 description 2
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- 206010006334 Breathing abnormalities Diseases 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
- A61B5/113—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb occurring during breathing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
- A61B5/085—Measuring impedance of respiratory organs or lung elasticity
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
- A61B5/097—Devices for facilitating collection of breath or for directing breath into or through measuring devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/74—Details of notification to user or communication with user or patient ; user input means
- A61B5/742—Details of notification to user or communication with user or patient ; user input means using visual displays
Abstract
The embodiment of the invention provides a respiratory gating monitoring device, a respiratory gating monitoring method and a computer readable storage medium, wherein the respiratory gating monitoring device comprises a nasal oxygen tube, a pressure transmission tube and a monitoring host, and the monitoring host comprises a display screen, a pressure sensor and a main control unit; the first end of the pressure transmission tube is communicated with the nasal oxygen tube, and the second end of the pressure transmission tube is communicated with the monitoring host through the pressure sensor; the main control unit calculates the pressure volume variation according to the pressure data, generates a breathing pressure curve and displays the breathing pressure curve through a display screen; if the time of the detected marking instruction of the user is the target time, determining a marking point corresponding to the target time in the respiratory pressure curve, and generating a marking line parallel to the transverse axis of the respiratory pressure curve according to the marking point; the main control unit represents the state of the chest according to the marking line and a preset mapping table, wherein the preset mapping table comprises the mapping relation between the state of the chest and the respiratory pressure curve. The invention can reflect the state of the chest.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a respiratory gating monitoring device, a respiratory gating monitoring method and a computer readable storage medium.
Background
The puncture is a diagnosis and treatment technology which is to puncture a puncture needle into a body cavity to extract secretion for testing, inject gas or contrast agent into the body cavity for contrast examination or inject medicine into the body cavity, but in the clinical operation of the puncture, the patient cannot be effectively ensured to breathe stably, the confirmation difficulty of focus points is increased, and the success rate of the puncture is reduced.
At present, most respiratory gate control equipment for measuring chest state through waistband deformation is to fix chest and abdomen respiration bandage at chest or abdomen position, adjust the bandage to proper tightness, avoid the belt to move up and down, then collect the displacement signal that waistband deformation produced and convert it into electric signal back and draw the respiration waveform, be convenient for professional medical personnel puncture when reaching the required respiratory state position of puncture.
But carry out the scheme of assisting the puncture through waistband deformation and need with waistband fixed position, this fixed position probably coincides with puncture position, leads to the unable puncture work of specialty medical personnel to waistband fixed elasticity has certain influence to breathing waveform's drawing, and is high to medical personnel's professional knowledge requirement.
Disclosure of Invention
Accordingly, it is an objective of the present application to provide a respiratory gate monitoring apparatus, a respiratory gate monitoring method, and a computer readable storage medium, which at least solve some of the above problems.
In a first aspect, an embodiment of the present application provides a respiratory gating monitoring device, where the device includes a nasal oxygen tube, a pressure transmission tube, and a monitoring host, where the monitoring host includes a display screen, a pressure sensor, and a main control unit;
the first end of the pressure transmission pipe is communicated with the nasal oxygen pipe, the second end of the pressure transmission pipe is communicated with the monitoring host through the pressure sensor, and the monitoring host acquires pressure data through the pressure transmission pipe and the nasal oxygen pipe;
the main control unit is used for calculating pressure volume variation according to the pressure data, generating a breathing pressure curve according to the pressure volume variation and displaying the breathing pressure curve through the display screen, wherein the breathing pressure curve represents the variation relation between time and breathing pressure;
the main control unit is also used for monitoring a marking instruction of a user, if the moment of monitoring the marking instruction of the user is a target moment, determining a marking point corresponding to the target moment in the respiratory pressure curve, and generating a marking line parallel to the transverse axis of the respiratory pressure curve according to the marking point;
the main control unit is further configured to represent a state of the chest according to the marking line and a preset mapping table, where the preset mapping table includes a mapping relationship between the state of the chest and the respiratory pressure curve.
In one possible embodiment, the monitoring host further comprises a shuttle, and an adjusting key for adjusting the respiratory pressure curve or/and a marking key for marking the two-dimensional respiratory pressure curve.
In one possible embodiment, the device further comprises a first adapter, a first end of the first adapter is in communication with the nasal oxygen cannula, a second end of the first adapter is in communication with the pressure transfer cannula, wherein both ends of the first adapter are tapered, and a diameter of the first end of the first adapter is greater than a diameter of the second end of the first adapter.
In one possible embodiment, the device further comprises a second adapter comprising a luer adapter comprising a male luer lock device and a female luer lock device, the female luer lock device and the male luer lock device being in threaded communication;
the second end of the pressure transmission pipe is communicated with the concave luer lock device, and the monitoring host is communicated with the convex luer lock device.
In one possible implementation manner, the monitoring host further comprises a wireless communication module, and the wireless communication module is used for sending the two-dimensional respiratory pressure curve to a cloud server in communication connection with the wireless communication module, wherein a communication mode between the wireless communication module and the cloud server comprises at least one of WiFi, zigBee, 4G and 5G.
In one possible implementation manner, the main control unit is further used for an external power adapter, and the power adapter is used for an external power supply to supply power to the main control unit.
In one possible embodiment, the nasal oxygen cannula includes at least one of a collar clip, an oxygen inlet port, an oxygen hose, an elastic band, a nasal plug, and a securing strap.
In a second aspect, embodiments of the present application provide a respiratory gating monitoring method applied to a respiratory gating monitoring device including a nasal oxygen cannula and a pressure delivery cannula, the method including:
acquiring pressure data acquired by the pressure transmission tube and the nasal oxygen cannula in real time;
calculating pressure volume variation according to the pressure data, and generating a breathing pressure curve according to the pressure volume variation, wherein the pressure breathing curve represents the variation relation between time and breathing pressure;
if the moment of the identification instruction of the user is monitored to be the target moment, determining a mark point corresponding to the target moment in the respiratory pressure curve, and generating a mark line parallel to the transverse axis of the respiratory pressure curve according to the mark point;
and representing the state of the chest according to the marking line and a preset mapping table, wherein the preset mapping table comprises the mapping relation between the state of the chest and the respiratory pressure curve.
In a third aspect, an embodiment of the present application provides a respiratory gating monitoring device, where the respiratory gating monitoring device includes a computer readable storage medium and a processor, where the computer readable storage medium stores a computer program, and when executed by the processor, implements the respiratory gating monitoring method provided in the second aspect.
In a fourth aspect, embodiments of the present application provide a computer-readable storage medium having stored thereon a computer program that, when executed by one or more processors, implements the respiratory gating monitoring method provided in the second aspect.
According to the respiratory gate monitoring device, the method and the computer readable storage medium, a respiratory pressure curve representing the change relation between time and respiratory pressure is generated through pressure data acquired by a monitoring host, and the state of the chest is determined through marking the respiratory pressure curve and according to the preset mapping table representing the mapping relation between the state of the chest and the respiratory pressure curve.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following description will briefly explain the drawings needed in the embodiments, it being understood that the following drawings illustrate only some embodiments of the invention and are therefore not to be considered limiting of its scope, since other related drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a schematic structural diagram of a computer device according to an embodiment of the present application;
fig. 2 shows a schematic functional block diagram of a respiratory gating monitoring device according to an embodiment of the present application;
FIG. 3 illustrates a graph of respiratory pressure involved in a respiratory gating monitor apparatus provided in an embodiment of the present application;
fig. 4 shows a schematic structural diagram of a nasal oxygen cannula included in a respiratory gating monitor device according to an embodiment of the present disclosure;
fig. 5 shows a schematic entity diagram of a respiratory gating monitoring device according to an embodiment of the present application;
fig. 6 shows a schematic diagram of a marking line related to a respiratory gating monitoring device according to an embodiment of the present application;
fig. 7 is a schematic flow chart of a method for respiratory gating monitoring according to an embodiment of the present application.
Icon:
breath-gating monitoring device 100, breath-gating monitoring apparatus 110, memory 120, processor 130;
the device comprises a monitoring host 210, a display screen 211, a main control unit 212, a pressure sensor 213, a pressure transmission pipe 220 and a nasal oxygen pipe 230;
oxygen inlet interface 400, first oxygen inlet interface 401, second oxygen inlet interface 402, oxygen hose connector 403, adjusting ring 404, oxygen hose 405, nose plug connector 406, silica gel nose plug 407, elastic belt buckle 408, elastic head belt 409, fixed rope belt 410, collar buckle 411;
a second adapter 510, a first adapter 520, and a shuttle 530.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present invention and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus it should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
Referring to fig. 1, a respiratory gate monitoring apparatus 100 may be a device with data processing capability, such as a personal computer, a server, etc., and mainly includes a respiratory gate monitoring device 110, a memory 120, and a processor 130. The memory 120 and the processor 130 are electrically connected directly or indirectly to each other to realize data transmission or interaction. For example, the components may be electrically connected to each other via one or more communication buses or signal lines. The respiratory-gated monitoring device 100 includes at least one software functional module that may be stored in the memory 120 in the form of software or Firmware (Firmware) or cured in an Operating System (OS) of the respiratory-gated monitoring device 100. The processor 130 is configured to execute executable modules stored in the memory 120, such as software functional modules and computer programs included in the respiratory gate monitoring apparatus 110.
The Memory 120 may be, but is not limited to, a random access Memory (Random Access Memory, RAM), a Read Only Memory (ROM), a programmable Read Only Memory (Programmable Read-Only Memory, PROM), an erasable Read Only Memory (Erasable Programmable Read-Only Memory, EPROM), an electrically erasable Read Only Memory (Electric Erasable Programmable Read-Only Memory, EEPROM), etc. The memory 120 is configured to store a program, and the processor 130 executes the program after receiving an execution instruction.
The processor 130 may be an integrated circuit chip with signal processing capabilities. The processor may be a general-purpose processor, including a central processing unit (Central Processing Unit, CPU), a network processor (Network Processor, NP), etc.; but also digital signal processors (Digital Signal Process, DSP), application specific integrated circuits (Application Specific Integrated Circuit, ASIC), field programmable gate arrays (Field Programmable Gate Array, FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components. The disclosed methods, steps, and logic blocks in the embodiments of the present application may be implemented or performed. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
For a better understanding of the implementation and principles of the embodiments described below, it should be understood that in general, pulmonary ventilation is understood to mean the process of gas exchange between the lungs and the external environment, and respiratory motion is understood to mean the contraction and relaxation of intercostal and isolated respiratory muscle groups, which are the movements that expand and contract the ribcage, and respiratory motion is the motive force of pulmonary ventilation. Specifically, the thoracic change in producing respiratory motion can be summarized briefly as follows:
when the inspiration occurs, the chest expands, the lung volume expands, the internal pressure of the lung decreases, the air is sucked into the lung, the diaphragm and the intercostal external muscles contract, the upper and lower diameters of the chest increase, and simultaneously the abdominal viscera move downwards. When the exhalation action occurs, the chest is reduced, the lung volume is reduced, the internal pressure of the lung is increased, the internal pressure of the lung is higher than the atmospheric pressure, the internal gas of the lung exhales, when the diaphragm and the intercostal external muscles are relaxed, the diaphragm and the rib return, and the abdominal viscera also move upwards and return. Therefore, the exhalation and the inhalation are accompanied with the contraction and the expansion of the thoracic cage, so that the positions of viscera are changed, the gas pressure of the nasal cavity is changed, and further, a breathing pressure curve corresponding to the breathing and the inhalation is obtained, and the state of the thoracic cavity can be indirectly reflected. The following will explain by specific examples.
Referring to fig. 2, the present embodiment provides a respiratory gate monitor apparatus 110, and the functions and connection relationships of the respective components of the respiratory gate monitor apparatus 110 will be described in detail below.
The device comprises a nasal oxygen cannula 230, a pressure transmission cannula 220 and a monitoring host 210, wherein the monitoring host 210 comprises a display screen 211, a pressure sensor 213 and a main control unit 212.
Unlike the state that the patient's chest was judged through the displacement signal drawing breathing waveform of waistband, this embodiment then directly comes further to judge the state of patient's chest through the breathing pressure data of the patient who obtains, under the circumstances that can judge patient's chest state, can confirm the position of patient's chest inner organ, can assist the doctor to puncture, supplementary puncture effect is obvious.
Specifically, the monitoring host 210 in this embodiment mainly processes the acquired pressure data through the main control unit 212, generates a pressure breathing curve, and can be intuitively displayed through the display screen 211 of the monitoring host 210. The pressure sensor 213 is disposed on an internal circuit board of the monitoring host 210, and is capable of converting pressure data acquired by the monitoring host 210 into a differential signal, so as to facilitate subsequent generation of a pressure breathing curve.
Illustratively, the pressure sensors 213 in the present embodiment may be SM series pressure sensors 213, such as SM9543 series pressure sensors 213, and these pressure sensors 213 have functions of signal amplification, calibration, temperature compensation, and the like. Referring to fig. 3, compared to the conventional pressure sensor 213 which can only display the pressure variation of half a respiratory cycle as shown in fig. 3 (a), the pressure sensor 213 of the present embodiment can display the pressure variation of the whole respiratory process as shown in fig. 3 (b). Wherein the horizontal axis of the two respiratory pressure change curves in fig. 3 represents time t and the vertical axis represents pressure kpa.
Optionally, referring to fig. 4, the nasal oxygen cannula 230 includes at least one of an oxygen inlet 400, an oxygen hose 405, an oxygen hose connector 403, an adjusting ring 404, a nasal plug connector 406, a silica gel nasal plug 407, an elastic buckle 408, an elastic headband 409, a fixing strap 410, and a collar 411. The nasal oxygen cannula 230 in this embodiment is comfortable to wear and is friendly to the patient who has a feeling of constricting nasal obstruction.
The first end of the pressure transmission tube 220 is communicated with the nasal oxygen cannula 230, and the second end of the pressure transmission tube 220 is communicated with the monitoring host 210 through the pressure sensor 213, wherein the monitoring host 210 obtains pressure data through the pressure transmission tube 220 and the nasal oxygen cannula 230.
The pressure transmission tube 220 and the nasal oxygen tube 230 in this embodiment are all flexible tubes, and the pressure transmission tube 220 and the nasal oxygen tube 230 in this embodiment can be used as an external air channel, an internal air channel corresponding to the external air channel is then arranged in the monitoring host 210, and the pressure sensor 213 in this embodiment is used as a part of the internal air channel, where the internal air channel and the external air channel are tightly connected, so that the possible air leakage is avoided, the acquired pressure data is more complete, and the reliability is high.
Specifically, the oxygen inlet interface 400 includes a first oxygen inlet interface 401 and a second oxygen inlet interface 402 that are in threaded connection, the other end of the second oxygen inlet interface 402 is in threaded connection with an oxygen hose connector 403, the oxygen hose connector 403 is in clamping connection with an oxygen hose 405 through an adjusting ring 404, and the adjusting ring 404 can adjust the tightness of connection, so that the oxygen hose connector can adapt to oxygen hoses 405 of different models. The oxygen hose 405 is threadably connected to the nasal plug connector 406. Two elastic buckles 408 are in snap connection with the two ends of the silica gel nose plug 407. The fixing strap 410 is used for fixing the nasal oxygen cannula 230, and the collar button 411 is connected with the second oxygen inlet port 402.
Referring to fig. 5, optionally, the apparatus further includes a first adapter 520, a first end of the first adapter 520 is connected to the nasal oxygen cannula 230, and a second end of the first adapter 520 is connected to the pressure transmission tube 220, wherein two ends of the first adapter 520 are tapered, and a diameter of the first end of the first adapter 520 is larger than a diameter of the second end of the first adapter 520.
The first adapter 520 in this embodiment may be used to connect the pressure transmission tube 220 and the nasal oxygen cannula 230, and in consideration of enhancing the display effect of the collected pressure data, the pressure transmission tube 220 and the nasal oxygen cannula 230 are tightly connected, the diameter of the nasal oxygen cannula 230 is larger than that of the pressure transmission tube 220, correspondingly, both ends of the first adapter 520 in this embodiment are tapered, and the diameter of the end of the first adapter 520 connected to the pressure transmission tube 220 is larger than that of the end connected to the nasal oxygen cannula 230.
In addition, the first adapter 520 with tapered ends in the present embodiment can also adapt to the pressure transmission tube 220 and the nasal oxygen tube 230 with wider diameter ranges, that is, the first adapter in the present embodiment has strong practicability, can adapt to the pressure transmission tube 220 and the nasal oxygen tube 230 with different diameters, and has many practical situations.
In one possible embodiment, the device further comprises a second adapter 510, the second adapter 510 comprising a luer fitting comprising a male luer lock device and a female luer lock device, the female luer lock device and the male luer lock device being in threaded communication;
the second end of the pressure transmission pipe 220 is connected to the concave luer lock device, and the monitoring host 210 is connected to the convex luer lock device.
In this embodiment, the monitoring host 210 is reserved with a connection hole, and the pressure transmission pipe 220 and the monitoring host 210 are communicated through the connection hole by using a second adapter 510. The second adapter 510 in this embodiment is a luer adapter, which is simple in structure, tight in connection and easy to clean, and the luer adapter is selected to be used for communicating the monitoring host 210 and the pressure transmission tube 220, so that the complexity of communication operation is reduced, the air tightness of communication can be ensured, and the integrity and the effectiveness of the collected pressure data are further ensured.
The main control unit 212 is configured to calculate a pressure volume variation according to the pressure data, generate a respiratory pressure curve according to the pressure volume variation, and display the respiratory pressure curve on the display screen 211, where the respiratory pressure curve represents a variation relationship between time and respiratory pressure.
Specifically, in the above embodiment, the pressure sensor 213 is used as a part of the internal air path of the monitoring host 210, and the main control unit 212 of the monitoring host 210 can obtain the collected pressure data through the internal air path and generate the respiratory pressure curve after calculation.
Illustratively, if R is used p Representing acquired real-time pressure data, R b Represents the baseline pressure without breathing pressure data, P represents the pressure volume change value during the acquisition period T of acquiring real-time pressure data, E f Indicating the magnification, S i Representing the screen pixel size, P, of the display screen 211 y Coordinates representing the pressure volume change value, wherein the respiratory pressure curve can be represented by Py, then:
，
。
the main control unit 212 is further configured to monitor a marking instruction of a user, determine a marking point in the respiratory pressure curve corresponding to the target time if the time when the marking instruction of the user is monitored is the target time, and generate a marking line parallel to a transverse axis of the respiratory pressure curve according to the marking point.
The marking instruction in this embodiment is a marking instruction sent by the user, and optionally, the monitoring host 210 further includes a shuttle 530, and the adjusting key is used for adjusting the respiratory pressure curve or/and the marking key is used for marking the two-dimensional respiratory pressure curve.
Illustratively, a respiratory pressure curve generated according to the collected pressure data is displayed on the display screen 211 of the monitoring host 210, when the user actively presses the marking button on the shuttle 530 to generate a marking instruction, when the main control unit 212 monitors the marking instruction, a marking point corresponding to the generating moment is determined in the respiratory pressure curve on the display screen 211 according to the generating moment of the marking instruction, and a marking line parallel to the time axis of the respiratory pressure curve is generated through the marking point. The user in this embodiment generally refers to a medical staff, and the marking line marks the respiratory pressure state at the current moment.
In addition, in this embodiment, the adjustment case on the shuttle 530 key includes an zoom-in key and a zoom-out key, and the user can adjust the breathing pressure curve displayed on the display screen 211 in real time through the zoom-in key and the zoom-out key, so that the user can observe the change condition of the breathing pressure curve conveniently.
It should be noted that, the breathing pressure curve before the user presses the mark button is generally changed uniformly, that is, the breathing of the patient in the current state is considered to be uniform, and no breathing abnormality occurs. In this embodiment, the change process of the breathing pressure curve and the sinusoidal curve is similar, and the change process of the breathing pressure curve in a period of time is similar to that of the sinusoidal curve without obvious abrupt change, so that the breathing pressure curve can be considered to be in a uniformly changed state.
The main control unit 212 is further configured to represent the state of the chest according to the marking line and a preset mapping table, where the preset mapping table includes a mapping relationship between the state of the chest and the respiratory pressure curve.
The preset mapping table in this embodiment is stored in the monitoring host 210, and optionally, the monitoring host 210 further includes a buffer electrically connected to the main control unit 212, and the preset mapping table for identifying the mapping relationship between the state of the chest and the respiratory pressure curve can be stored in the buffer. The main control unit 212 can determine the state of the current thoracic cavity according to the generated mark line and the preset mapping table, and display the state information of the current thoracic cavity on the display screen 211.
For example, referring to fig. 6, both (a) and (b) in fig. 6 show pressure changes during full breathing, the peak-to-peak changes in the waveform diagram in the figure may indicate breathing, the peak-to-peak changes may indicate breathing, and the chest expands and the lung volume expands during breathing, and the chest contracts and the lung volume contracts during breathing. The broken line in the graph (a) in fig. 6 can represent a marking line generated after a user presses a marking key, when a medical staff and a patient are ready to puncture a required body position, the medical staff can press the marking key to generate the marking line, at the moment, only the patient is required to keep the current body position unchanged, when a respiratory pressure curve reaches the marking line again, the medical staff can recommend the patient to hold breath, the muscle of the chest can be actively controlled, the state of the chest at the moment is maintained, and under the state, the medical staff can be assisted to judge that the patient punctures to a preset position to acquire a living specimen at the preset position. That is, when the breathing pressure curve reaches the position of the broken line, the breathing pressure curve becomes a straight solid line as shown in fig. 6 (b) after the patient holds his breath. Wherein the horizontal axis of the two respiration pressure change curves in fig. 6 represents time t and the vertical axis represents pressure kpa.
According to the analysis, the respiratory gating monitoring device provided by the embodiment of the application can accurately determine the state of the current chest through the pressure data obtained by the monitoring host to generate the respiratory pressure curve representing the change relation between time and respiratory pressure, the marked mark line marked in the respiratory pressure curve and the preset mapping table for marking the mapping relation between the state of the chest and the respiratory pressure curve.
Corresponding to the above embodiment of the apparatus, the present application further provides a respiration gate monitoring method, referring to fig. 7, including:
s710, acquiring pressure data acquired by the pressure transmission tube and the nasal oxygen cannula in real time;
s720, calculating pressure volume variation according to the pressure data, and generating a breathing pressure curve according to the pressure volume variation, wherein the pressure breathing curve represents the variation relation between time and breathing pressure;
s730, if the moment of the identification instruction of the user is monitored to be the target moment, determining a mark point corresponding to the target moment in the respiratory pressure curve, and generating a mark line parallel to the transverse axis of the respiratory pressure curve according to the mark point;
and S740, representing the state of the chest according to the marking line and a preset mapping table, wherein the preset mapping table comprises the mapping relation between the state of the chest and the respiratory pressure curve.
According to the respiration gate control monitoring method, the respiration pressure curve representing the change relation between time and respiration pressure is generated through the pressure data obtained by the monitoring host, the marking line marked in the respiration pressure curve and the preset mapping table for marking the mapping relation between the state of the chest and the respiration pressure curve can accurately determine the state of the current chest.
The embodiment of the application also discloses a computer readable storage medium, wherein the computer readable storage medium is stored with a computer program, and when the computer program is executed by a processor, the respiration gate control monitoring method is realized.
The specific implementation process of the respiratory gating monitoring method, the respiratory gating monitoring device and the computer readable storage medium provided in this embodiment can be referred to the specific implementation process of the respiratory gating monitoring device, and will not be described in detail herein.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present invention should be included in the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The respiratory gating monitoring device is characterized by comprising a nasal oxygen tube, a pressure transmission tube, a first adapter, a second adapter and a monitoring host, wherein the monitoring host comprises a display screen, a pressure sensor and a main control unit;
the first end of the pressure transmission pipe is communicated with the nasal oxygen pipe, the second end of the pressure transmission pipe is communicated with the monitoring host through the pressure sensor, and the monitoring host acquires pressure data through the pressure transmission pipe and the nasal oxygen pipe;
the main control unit is used for calculating pressure volume variation according to the pressure data, generating a breathing pressure curve according to the pressure volume variation and displaying the breathing pressure curve through the display screen, wherein the breathing pressure curve represents the variation relation between time and breathing pressure;
the main control unit is also used for monitoring a marking instruction of a user, if the moment of monitoring the marking instruction of the user is a target moment, determining a marking point corresponding to the target moment in the respiratory pressure curve, and generating a marking line parallel to the transverse axis of the respiratory pressure curve according to the marking point;
the main control unit is further used for representing the state of the chest according to the marking line and a preset mapping table, wherein the preset mapping table comprises the mapping relation between the state of the chest and the respiratory pressure curve;
the first end of the first adapter is communicated with the nasal oxygen tube, the second end of the first adapter is communicated with the pressure transmission tube, two ends of the first adapter are conical, and the diameter of the first end of the first adapter is larger than that of the second end of the first adapter;
the second adapter comprises a luer adapter comprising a convex luer lock device and a concave luer lock device, and the concave luer lock device is in threaded communication with the convex luer lock device;
the second end of the pressure transmission pipe is communicated with the concave luer lock device, and the monitoring host is communicated with the convex luer lock device.
2. The respiratory gating monitoring device of claim 1, wherein the monitoring host further comprises a shuttle, an adjustment key for adjusting the respiratory pressure profile or/and a marker key for marking the respiratory pressure profile.
3. The respiratory gating monitoring device of claim 1, wherein the monitoring host further comprises a wireless communication module configured to send the respiratory pressure profile to a cloud server communicatively coupled to the wireless communication module, wherein the communication between the wireless communication module and the cloud server comprises at least one of WiFi, zigBee, 4G, and 5G.
4. The respiratory gating monitoring device of claim 1, wherein the main control unit is further configured to be connected to an external power adapter, the power adapter being configured to be connected to an external power source for supplying power to the main control unit.
5. The respiratory gating monitoring device of claim 1, wherein the nasal oxygen cannula comprises a collar, an oxygen inlet port, an oxygen hose, an elastic band, a nasal plug, and a securing strap.
6. A method of respiratory gating monitoring for use with a respiratory gating monitoring device according to any one of claims 1 to 5, the method comprising:
acquiring pressure data acquired by the pressure transmission tube and the nasal oxygen cannula in real time;
calculating pressure volume variation according to the pressure data, and generating a breathing pressure curve according to the pressure volume variation, wherein the pressure breathing curve represents the variation relation between time and breathing pressure;
if the moment of the identification instruction of the user is monitored to be the target moment, determining a mark point corresponding to the target moment in the respiratory pressure curve, and generating a mark line parallel to the transverse axis of the respiratory pressure curve according to the mark point, wherein the mark line marks the respiratory pressure state at the current moment, and if the change process of the respiratory pressure curve under a period of time is similar to that of the sinusoidal curve and no obvious abrupt change exists, determining that the respiratory pressure curve is in a uniformly changed state;
and representing the state of the chest according to the marking line and a preset mapping table, wherein the preset mapping table comprises the mapping relation between the state of the chest and the respiratory pressure curve.
7. A respiratory gating monitoring device, comprising a device body, a computer readable storage medium having a computer program stored thereon, which when executed by a processor, implements the respiratory gating monitoring method of claim 6.
8. A computer readable storage medium, having stored thereon a computer program which, when executed by one or more processors, implements the respiratory gating monitoring method of claim 6.
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| CN109803708A (en) * | 2016-10-07 | 2019-05-24 | 皇家飞利浦有限公司 | Breathing is controlled using pressure to estimate lung compliance and lung resistance and disappear with the pressure for allowing all respiratory muscle recoils to generate |
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