Magnetic resonance monitoring system

Abstract

The invention relates to a magnetic resonance monitoring system, and relates to the technical field of medical detection, the magnetic resonance monitoring system comprises a monitoring module, a preliminary judgment module, a complex judgment module and a scanning host, the monitoring module is installed on each medical device and is used for monitoring the medical device and sending a monitoring result to the preliminary judgment module for preliminary judgment, and the complex judgment module is used for conducting complex judgment; and then a result obtained in the preliminary judgment module is sent to a complex judgment module for complex data processing, and the processed data is sent to a scanning host for display. Through the arrangement of the monitoring module, the monitoring module can perform independent and comprehensive monitoring on each composition module in the magnetic resonance system, the working state data, including power, voltage, temperature, communication state and the like, of each module is obtained in real time, and it is ensured that the operation condition of the whole magnetic resonance system is clearly and accurately understood.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of medical detection, in particular to a magnetic resonance monitoring system. BACKGROUND

[0002] In the working process of magnetic resonance, a scanning bed, a gradient power amplifier, an RF front-end box, a power distribution box, a water-cooled machine, a physiological door, an RF power amplifier module and the like are involved, but in the actual working environment, a hospital doctor or a staff member operating the magnetic resonance cannot well judge the working conditions of the magnetic resonance and each component module, or it is difficult for a technician to directly locate some modules working abnormally, thereby wasting a large amount of time and affecting the scanning progress of the hospital. SUMMARY

[0003] The application aims to provide a magnetic resonance monitoring system.

[0004] The application solves the problem that in the prior art, in the actual working environment, a hospital doctor or a staff member operating the magnetic resonance cannot well judge the working conditions of the magnetic resonance and each component module.

[0005] The application can be implemented by the following technical scheme: a magnetic resonance monitoring system comprises a monitoring module, a preliminary judgment module, a complex judgment module and a scanning host, the monitoring module is installed on each medical device, is used for monitoring the medical device, and sends the monitoring result to the preliminary judgment module for preliminary judgment, then sends the result obtained in the preliminary judgment module to the complex judgment module for complex data processing, and sends the processed data to the scanning host for display.

[0006] The further technical improvement of the application lies in that the monitoring module comprises a monitoring board, is used for designing a monitoring circuit according to the required monitoring item, sends an instruction to the monitoring circuit, and sends the monitoring result obtained by the monitoring circuit to the preliminary judgment module for preliminary data processing.

[0007] The further technical improvement of the application lies in that the preliminary judgment module comprises a total acquisition board, is used for acquiring data from the monitoring module, performing simple data processing and error judgment on the data, and sending the processed result in a package to the complex judgment module for further judgment.

[0008] The further technical improvement of the application lies in that the complex judgment module comprises an industrial computer, is used for acquiring the packaged data from the preliminary judgment module, performing complex data processing on the data, performing complex logical judgment according to an STA instruction, a character string instruction and a character instruction, and sending the judgment result to the scanning host for display.

[0009] The further technical improvement of the present application is that the scanning host is used for obtaining the result data obtained by the complex judgment module, displaying the result data on the scanning host, synchronously uploading the state information on the webpage, displaying the information, and judging and displaying the state information result by using the scanning host.

[0010] The further technical improvement of the present application is that the monitoring module comprises a radio frequency power amplifier monitoring unit, a radio frequency front-end box monitoring unit, a gradient power amplifier monitoring unit, a power distribution box monitoring unit, a physiological gating monitoring unit, a magnet monitoring unit, a water-cooled machine monitoring unit and a bed control system monitoring unit, the radio frequency power amplifier monitoring unit, the radio frequency front-end box monitoring unit, the gradient power amplifier monitoring unit, the power distribution box monitoring unit, the physiological gating monitoring unit, the magnet monitoring unit, the water-cooled machine monitoring unit and the bed control system monitoring unit are used for monitoring the devices involved in the magnetic resonance system separately, and the monitoring state is fed back.

[0011] The further technical improvement of the present application is that the module matching unit and the error mechanism display module are further included, the module matching unit is used for matching the system module when the module is disconnected or replaced, and the error mechanism display module is used for displaying the device where the error mechanism appears.

[0012] The further technical improvement of the present application is that the module matching module further comprises a module information verification unit, an abnormal information diagnosis unit and an original information matching unit, the module information verification unit verifies the original information of the module based on the monitoring module, the abnormal information diagnosis unit verifies the data obtained in the module information verification unit, judges whether the data amount and the category to which the verification data belong meet the requirements, if not, sends a system module mismatch signal, and the original information matching unit is used for obtaining the upload data amount and the category to which the verification data belong, analyzing the data, judging the instrument to which the data belongs, and sending the corresponding instrument to the monitoring module for display through the original information matching unit.

[0013] Compared with the prior art, the present application has the following beneficial effects: 1、Through the setting of the monitoring module, the monitoring module can separately and comprehensively monitor each component module (such as a radio frequency power amplifier, a radio frequency front-end box, a gradient power amplifier, a power distribution box, a physiological gating, a magnet, a water-cooled machine, a bed control system, etc.) in the magnetic resonance system, obtain the working state data of each module in real time, including power, voltage, temperature, communication state, etc., and ensure that the operation of the whole magnetic resonance system is clearly and accurately understood.

[0014] 2、The application can quickly locate the specific module and problem when the system appears abnormal, the technical personnel can intervene in the first time, reduce the time required for troubleshooting, improve the maintenance efficiency, reduce the scanning progress delay and economic loss caused by equipment failure.

[0015] 3、The module matching unit in the application can detect the connection state of the module, when the module is disconnected or replaced, the system module mismatching condition is found in time, and the module is reminded through the error mechanism, which avoids the system running instability or failure caused by module mismatching, enhances the stability and reliability of the system. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to facilitate the understanding of those skilled in the art, the application is further described below in conjunction with the drawings.

[0017] Fig. 1 The system principle block diagram of the application; Fig. 2 The monitoring platform monitoring schematic diagram of the application. DETAILED DESCRIPTION

[0018] In order to further illustrate the technical means and effects adopted by the application to achieve the predetermined application purpose, the specific implementation, structure, features and effects according to the application are described in detail as follows in conjunction with the drawings and preferred embodiments.

[0019] Please refer to Figs. 1-2 As shown in the figure, the magnetic resonance monitoring system comprises a monitoring module, a preliminary judgment module, a complex judgment module and a scanning host, wherein the monitoring module is installed on each medical device for monitoring the medical device and sending the monitoring result to the preliminary judgment module for preliminary judgment, then sending the result obtained in the preliminary judgment module to the complex judgment module for complex data processing, and sending the processed data to the scanning host for display, so that the user can see the working state of the system on the scanning page, and can also see the complete system working condition in the real webpage.

[0020] In the above technical solution, the monitoring module comprises a monitoring board for designing a monitoring circuit according to the required monitoring item, sending the monitoring result obtained by the monitoring circuit to the preliminary judgment module for preliminary processing of the data according to the instruction.

[0021] Further, the preliminary judgment module comprises a total acquisition board for acquiring data from the monitoring module, performing simple data processing and error judgment on the data, and packaging and sending the obtained processing result to the complex judgment module for further judgment.

[0022] Further, the complex judgment module includes an industrial computer, uses the industrial computer to obtain the packaged data from the preliminary judgment module, and performs complex data processing on the packaged data, performs complex logical judgment according to the STA instruction, the string instruction, the character instruction and the like, and sends the judgment result to the scanning host computer for display.

[0023] Further, the scanning host computer is used to obtain the result data obtained by the complex judgment module, display the result data on the scanning host computer, synchronously upload the state information on a webpage, display the information, and perform judgment and display on the scanning host computer, that is, the scanning host computer is used to remind the error information, so that the user can see the working state of the system on the scanning software homepage, and can also see the complete system working condition on the real webpage.

[0024] Further, the monitoring module includes a radio frequency power amplifier monitoring unit, a radio frequency front-end box monitoring unit, a gradient power amplifier monitoring unit, a power distribution box monitoring unit, a physiological door control monitoring unit, a magnet monitoring unit, a water-cooled machine monitoring unit and a bed control system monitoring unit, which are used to monitor the devices involved in the magnetic resonance system individually, feed back the monitoring state, and perform real-time and effective abnormal judgment on the devices involved in the magnetic resonance system according to the monitoring state, so as to ensure the operation accuracy of the devices in the magnetic resonance system.

[0025] Specifically, the radio frequency power amplifier monitoring unit is used to monitor the forward incident power and the backward incident power of the radio frequency power amplifier device, obtain the operation stability of the radio frequency power amplifier device according to the real-time monitoring of the forward incident power and the backward incident power, thereby realizing the preliminary monitoring of the radio frequency power amplifier device, obtaining the generation of the radio frequency power amplifier device alarm signal, and realizing the monitoring of the Sar value (SAR value (specific absorption rate) refers to the electromagnetic power absorbed by unit mass of human tissue under the action of external electromagnetic field, and the unit is W / kg. It is used to measure the radiation influence of mobile phones or wireless devices on human body. According to the international standard, the smaller the SAR value, the lower the radiation amount); wherein the radio frequency power amplifier monitoring unit first uses a data acquisition board to realize the preliminary monitoring of the radio frequency power amplifier state, uses a total acquisition board to collect and process the data on the data acquisition board, and sends the data to an industrial computer for further processing, and finally sends the data to a scanning host computer for display.

[0026] The radio frequency front-end box monitoring unit is used for monitoring the state of the radio frequency front-end box. Firstly, the coil CoilID is monitored to preliminarily monitor whether the coil of the scanning part is plugged and gated. Then, the input power of the radio frequency front-end box is obtained to acquire the preamplifier power supply voltage state of each channel. Then, the states of the transmit coil driving voltages TX1 and TX2 are acquired. The TR (rectifier transformer) driving power supply SW state is utilized. The temperature of the radio frequency front-end box is monitored. Finally, the door control state is monitored. The radio frequency front-end box monitoring unit is directly connected with the scanning host, which is convenient for inquiring the working condition.

[0027] The gradient power amplifier monitoring unit is used for monitoring the 3-axis enable state of the gradient power amplifier device, monitoring the gradient power-on state and the internal temperature of the gradient power amplifier device, and judging whether an abnormal alarm is needed according to the common monitoring of the 3-axis enable state, the gradient power-on state and the internal temperature of the gradient power amplifier device and the monitoring result. If needed, the alarm is the gradient error and the gradient alarm, which is convenient for the staff to handle the abnormality. The gradient power amplifier monitoring unit is directly connected with the scanning host, that is, the scanning host is utilized to develop the monitoring program to directly monitor the gradient power amplifier device in real time.

[0028] The power distribution box monitoring unit is used for monitoring the input voltage and output voltage of the power distribution box respectively, and feeding back the monitoring result, so that the state of the power distribution box can be monitored quickly to obtain the accurate monitoring result of the power distribution box. The monitoring of the power distribution box monitoring unit adopts the voltage monitoring device, which is respectively used for one three-phase three-wire gradient power amplifier, two three-phase four-wire (power input, radio frequency power amplifier), three one-way (PUD1, PUD2, bed control). The signal acquisition board is utilized to realize the acquisition of information and send the information to the upper computer for detection.

[0029] The physiological door control monitoring unit is used for detecting the communication state of the physiological door control related device to ensure that the communication state of each device in the physiological door control always maintains the passageway, so as to ensure the rapid transmission of information in the detection process and realize the rapid processing of the abnormality. The physiological door control monitoring unit is connected with the acquisition board, and then is connected with the industrial computer, and the industrial computer is connected with the scanning host.

[0030] The magnet monitoring unit is used for acquiring the magnet temperature in the magnetic resonance system and acquiring the network state of the magnet. The magnet monitoring unit is connected with the acquisition board, and the acquisition board is directly connected with the scanning host.

[0031] The water chiller monitoring unit is used to acquire the set temperature of the water chiller and the current temperature of the water chiller, and to perform preliminary monitoring on the temperature of the water chiller, and is also used to acquire the water pressure in each passage, and to perform further monitoring on the water pressure, so as to ensure that the water chiller is relatively stable in the running system, wherein the water chiller monitoring unit is connected to the acquisition board, and the total acquisition board is used to acquire information of a single acquisition board, and to send the information to an industrial computer for further processing, and finally to send the information to a scanning host computer for limiting.

[0032] The bed control system monitoring unit is used to acquire driver error information, bed control system module network connection state, sensor state, industrial computer receiving instruction state, and control module receiving instruction state, so as to individually monitor each running state in the bed control system, and to ensure the safety state in the bed control system.

[0033] In the technical scheme, the magnetic resonance monitoring system can individually monitor the working conditions of each module, individually display the working conditions, and network display the basic error types that can be judged out, so that the operator can quickly understand the abnormal working state of the magnetic resonance system, remotely monitor the occurrence of the problem, reduce the labor cost, cancel or reduce the working patrol of many components, make the technical personnel intervene at the first time of the problem occurrence, and reduce the economic loss consumption; when the modules are not matched or the module connection is not connected, the system stops receiving the information of the module and sends the information to the upper computer to know, and the upper computer must issue an unlocking instruction to continue receiving, realizes the function of module matching, is convenient for discovering the module disconnection, increases the information processing mechanism, and performs error reminding and error state sending.

[0034] Meanwhile, compared with the traditional relatively independent monitoring system, the monitoring module in the application can realize the monitoring function, occupies less resources, and responds to the module result on the scanning host computer, is convenient for remotely monitoring each module, and a unified monitoring link is established in the application, multiple modules use the unified link at the same time, is convenient for detection, is convenient for quickly positioning the problem, uniformly processes the data, is convenient for acquiring abnormal data, acquires and summarizes the remaining data affected by the abnormal data, so as to quickly analyze the abnormality; the non-lower computer processing data and judgment logic in the application can not be limited by the single-chip microcomputer resource, and more states can be monitored; meanwhile, the application can be displayed on a webpage, and it is not necessary to display a single module, the monitoring board can be placed together with the module to save space and reduce cost, and the remote display is convenient for the technical personnel to check the error condition, and the reaction is more timely.

[0035] As a further embodiment of the present application, the present application also includes a module matching unit for matching the system module when the module is disconnected or replaced, which can detect and display error information, which is very necessary; the present application also includes an error mechanism display module, which is convenient for technicians to locate problems and facilitate module matching.

[0036] Further, the module matching module further includes a module information verification unit, an abnormal information diagnosis unit and an original information matching unit, wherein the module information verification unit verifies the original information of the module based on the monitoring module, that is, verifies the uploaded data amount and the category to which the data belongs, then uses the abnormal information diagnosis unit to verify the data obtained in the module information verification unit, judges whether the data amount and the category to which the data belongs meet the requirements, if not, sends a system module mismatch signal, and at the same time uses the original information matching unit to obtain the uploaded data amount and the category to which the data belongs, analyzes the data, judges the instrument to which the data belongs, and sends the corresponding instrument to the monitoring module through the original information matching unit for display, so as to facilitate the replacement of the instrument by the staff.

[0037] In the above technical solution, the data in the data matching module has a label, according to the label corresponding to the data, the judgment of the data information can be directly realized, so that the fast matching in the data matching module can be further realized, the user can detect the interface and quickly respond to abnormal orphan data, when the label of the data cannot be obtained, the abnormal orphan data is directly sent to the monitoring module, the abnormal orphan data is stored by using the monitoring module, when similar orphan data is continuously detected by the data matching module in the subsequent, the orphan data is integrated, the time and frequency of the appearance of the orphan data are judged, so that the orphan data is summarized, and the comprehensive judgment of the abnormal information is realized.

[0038] The above is only a preferred embodiment of the present application, and does not limit the present application in any form, although the present application has been disclosed as above, however, it is not intended to limit the present application, any person skilled in the art, without departing from the scope of the technical solution of the present application, can make some changes or modifications to the above disclosed technical content to obtain equivalent embodiments with equivalent changes, but as long as it does not deviate from the technical solution of the present application, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present application, all belong to the scope of the technical solution of the present application.

Claims

1. A magnetic resonance monitoring system, characterized in that: It includes a monitoring module, a preliminary judgment module, a complex judgment module, and a scanning host. The monitoring module is installed on each medical device to monitor the medical device and send the monitoring results to the preliminary judgment module for preliminary judgment. Then, the results obtained from the preliminary judgment module are sent to the complex judgment module for complex data processing, and the processed data is sent to the scanning host for display.

2. The magnetic resonance monitoring system according to claim 1, characterized in that, The monitoring module includes a monitoring board, which is used to design monitoring circuits according to the required monitoring items, send instructions to the monitoring circuits, and use the monitoring results obtained from the monitoring circuits to send the monitoring results to the preliminary judgment module for preliminary data processing.

3. The magnetic resonance monitoring system according to claim 1, characterized in that, The preliminary judgment module includes a main acquisition board, which is used to acquire data from the monitoring module, perform simple data processing and error judgment on the data, and package and send the processing results to the complex judgment module for further judgment.

4. The magnetic resonance monitoring system according to claim 1, characterized in that, The complex judgment module includes an industrial control computer, which acquires packaged data from the preliminary judgment module, performs complex data processing on it, makes complex logical judgments based on STA instructions, string instructions, text instructions, etc., and sends the judgment results to the scanning host for display.

5. The magnetic resonance monitoring system according to claim 1, characterized in that, The scanning host is used to acquire the result data obtained by the complex judgment module, display it on the scanning host, and simultaneously upload the status information to the webpage and display the information. At the same time, the scanning host is used to judge and display the status information result.

6. The magnetic resonance monitoring system according to claim 1, characterized in that, The monitoring module includes a radio frequency power amplifier monitoring unit, a radio frequency front-end box monitoring unit, a gradient power amplifier monitoring unit, a power distribution box monitoring unit, a physiological gating monitoring unit, a magnet monitoring unit, a water chiller monitoring unit, and a bed control system monitoring unit. These units are used to individually monitor the equipment involved in the magnetic resonance imaging system and provide feedback on the monitoring status.

7. The magnetic resonance monitoring system according to claim 1, characterized in that, It also includes a module matching unit and an error mechanism display module. The module matching unit is used to detect system module mismatch when a module is disconnected or replaced. The error mechanism display module is used to display the device where the error mechanism occurs.

8. The magnetic resonance monitoring system according to claim 7, characterized in that, The module matching module further includes a module information verification unit, an anomaly information diagnosis unit, and an original information matching unit. The module information verification unit verifies the original information of the module based on the monitoring module. The anomaly information diagnosis unit verifies the data obtained from the module information verification unit and determines whether the data volume and the category of the verification data meet the requirements. If they do not meet the requirements, a system module mismatch signal is sent. At the same time, the original information matching unit obtains the uploaded data volume and the category of the verification data, analyzes the data, determines the instrument to which the data belongs, and sends the corresponding instrument to the monitoring module for display through the original information matching unit.

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