CN109460324A - The data recovery system and data reconstruction method of FFR host - Google Patents
The data recovery system and data reconstruction method of FFR host Download PDFInfo
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- CN109460324A CN109460324A CN201811646928.1A CN201811646928A CN109460324A CN 109460324 A CN109460324 A CN 109460324A CN 201811646928 A CN201811646928 A CN 201811646928A CN 109460324 A CN109460324 A CN 109460324A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1415—Saving, restoring, recovering or retrying at system level
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Abstract
The present invention provides a kind of data recovery systems of FFR host characterized by comprising mark module is used to be arranged shutdown label；Non-volatile memory module is used at least be stored with shutdown label；Monitoring modular, is used to obtain the real time data of patient, and is written in non-volatile memory module；Correction verification module is used to read shutdown label, and judges that shutdown marks whether as abnormal off-mode；And recovery module, whether real time data is extracted from memory module based on shutdown marker for judgment, when shutdown is labeled as abnormal off-mode, extracts real time data from non-volatile memory module.In accordance with the invention it is possible to the case where preventing loss of data caused by abnormal shutdown caused by burst power-off appearance.
Description
Technical field
The present invention relates to a kind of field of computer, in particular to a kind of the data recovery system and data of FFR host
Restoration methods.
Background technique
Blood flow reserve score (FFR) be used to assess the degree that stenotic lesion obstruction blood flows through blood vessel.In order to calculate to
Fixed narrow FFR, takes two blood pressure readings.One blood pressure readings is taken from narrow distal side, another blood pressure readings
The narrow proximal lateral of song.FFR is defined as maximum blood flow and normal maximum blood flow in the artery stenosis for being derived from lesion distal end
Ratio, and the barometric gradient of measurement pressure for being typically based on remote pressure to proximal pressure is calculated.
The pressure sensor based on conducting wire is used in some applications, conducting wire has to relocate before measuring every time,
It encountering in the situation with multiple lesions, or even needs repeatedly to relocate for measuring each lesion, it is clear that this is very time-consuming,
It will also result in many adverse effects.Especially in the area of power supply instability, if the case where encountering sudden power-off, often
Measurement is interrupted, or even loses previously measured data.
Before FFR system exception shutdown at present, usually hereof patient data, sensor calibration data record, under
When subsystem starts, data are read from file, start-up check simultaneously restores sensing data.But file read-write operations take a long time,
And the abnormal power-down time is mostly uncertain, once power-off, it will usually damage the file in power-cut time read-write.Once storing data
File is damaged, then system can not read wherein data, can not also restore to check.
Summary of the invention
Present invention has been made in view of the above circumstances, effectively prevent abnormal shut down it is intended that providing one kind and leads
Cause the host recovery system of the FFR host of loss of data.
For this purpose, the present invention provides a kind of data recovery systems of FFR host characterized by comprising mark module,
It is used to be arranged shutdown label；Non-volatile memory module is used at least be stored with the shutdown label；Monitoring modular is used
In the real time data of acquisition patient, and be written in the non-volatile memory module；Correction verification module is used to read the shutdown mark
Note, and judge that the shutdown marks whether as abnormal off-mode；And recovery module, it is based on the shutdown marker for judgment
It is no to extract the real time data from the non-volatile memory module, when the shutdown is labeled as abnormal off-mode, from institute
It states and extracts the real time data in non-volatile memory module.
In in one aspect of the invention, the default shutdown after booting is marked, to normal by mark module first
Postboost default shutdown label, and be written in non-volatile memory module.When being switched on again, first by correction verification module from
Shutdown label is read in non-volatile memory module, judges whether to need to restore data, if not needing, enters normal starting step
Suddenly, it if being judged as abnormal off-mode, needs to restore data, then enters recovery module.After recovery module starting, deposited from non-volatile
It stores up and reads the data before power-off in module, enter back into normal starting step.In this case, even if encountering burst power-off
Situation, data continue to check treatment before still can use the power-off saved in non-volatile memory module after restarting,
Without reexamining, the possibility that thus, it is possible to reduce loss of data caused by abnormal shutdown the case where occurs, greatly
The time of doctor and patient are saved.
In one aspect of the invention in related data recovery system, optionally, in the mark module, when booting
It is provided with the shutdown label of " to be shut down ", the shutdown that when normal shutdown is provided with " normal " marks.The calibration mode upon power-up
The block reading shutdown is labeled as " to be shut down ", then is judged as the abnormal off-mode, shuts down when described labeled as " normal ",
Then it is judged as normal shutdown.In this case, after shutdown extremely, shutdown mark detected by correction verification module when being switched on again
Note is then " to be shut down ", thus, it is possible to simply judge that last time shutdown belongs to normal shutdown or abnormal shutdown.
It further include zero module of school, the school zero optionally in one aspect of the invention in related data recovery system
Module is for automatic regular polling and logging timestamp and updates school nought state, and writes data into the non-volatile memory module.By
This checks whether completion, to judge automatically before correction verification module can judge abnormal shut down by timestamp and school nought state
Whether data recovery operation is carried out.
In one aspect of the invention in related data recovery system, optionally, the school nought state includes: to have school
Zero, fail without school zero, the success of school zero and school zero.Thus, it is possible to according to school nought state judge last time shutdown before check whether
It completes.
In one aspect of the invention in related data recovery system, optionally, the correction verification module further includes from institute
It states and reads simultaneously checking time stamp and school nought state in non-volatile memory module, be to the inspection of patient for determining that abnormal shutdown is preceding
No end.Thus, it is possible to properly carry out data recovery.
In one aspect of the invention in related data recovery system, optionally, the recovery module further includes from institute
It states and reads sensing data in non-volatile memory module and restore sensor school zero.Thereby, it is possible to not complete before and then shutting down
Measurement continue to measure.
In one aspect of the invention in related data recovery system, optionally, the non-volatile memory module is can
Program memory (EEPROM).Thereby, it is possible to quick storage Real-time Monitoring Datas, and prevent from losing.
In one aspect of the invention in related data recovery system, optionally, the real time data includes sensor
Data and patient data.Thereby, it is possible to for restore data when sensing data and patient data are provided.
Another aspect of the present invention additionally provides a kind of data reconstruction method of FFR host comprising following steps: (a)
Start FFR host, the FFR host has the FFR host of the non-volatile memory module of recordable abnormal shutdown label；(b) from
Shutdown label is extracted in the non-volatile memory module, and whether abnormal off-mode is according to the shutdown marker for judgment；
If (c) the shutdown label is in abnormal off-mode, before extracting abnormal shutdown in the non-volatile memory module
Check data；If (d) off-mode is labeled as " to be shut down " in abnormal off-mode by the shutdown label, and is deposited
Enter the non-volatile memory module；(e) real time data of patient is read, and is stored in the non-volatile memory module；And it (f) closes
FFR host is closed, and off-mode is labeled as " normal ", and be stored in the non-volatile memory module.
In another aspect of the invention, even if the case where encountering burst power-off, can still pass through after restarting
The data that recovering step restores before power-off continue to check treatment, without reexamining.Burst power-off is prevented to cause
Abnormal shutdown caused by loss of data the case where occur, the time of doctor and patient have greatly been saved, also to various meanings
The situation of outer power-off provides solution.
Restore in data method involved in another aspect of this invention, further includes step (g), it is right in step (g)
Sensor carries out school zero, and automatic regular polling and logging timestamp and update school nought state, while writing data into described non-easy
Lose memory module.Thereby, it is possible to improve the accuracy of detection, and can judge automatically whether to need to restore, to eliminate mistake
The possibility of recovery.
In accordance with the invention it is possible to provide a kind of host of FFR host for effectivelying prevent abnormal shut down and leading to loss of data
Recovery system and method.
Detailed description of the invention
Fig. 1 is to show the block diagram of the data recovery system of FFR host involved in the 1st embodiment of the invention.
Fig. 2 is to show the monitoring frame of the data recovery system of FFR host involved in the 1st embodiment of the invention
Figure.
Fig. 3 is to show the flow chart of the data reconstruction method of FFR host involved in the 1st embodiment of the invention.
Fig. 4 is to show the block diagram of the data recovery system of FFR host involved in the 2nd embodiment of the invention.
Fig. 5 is to show the flow chart of the data reconstruction method of FFR host involved in the 2nd embodiment of the invention.
Fig. 6 is to show zero step of school of the data reconstruction method of FFR host involved in the 2nd embodiment of the invention
Flow chart.
Fig. 7 is to show the recovering step of the data reconstruction method of FFR host involved in the 2nd embodiment of the invention
Flow chart.
Specific embodiment
Hereinafter, explaining the preferred embodiment of the present invention in detail with reference to attached drawing.In the following description, for identical
Component assign identical symbol, the repetitive description thereof will be omitted.Scheme in addition, attached drawing is only schematical, the mutual ruler of component
Very little shape of ratio or component etc. can be with actual difference.
It should be noted that term " includes " and " having " and their any deformation in the present invention, such as wrapped
Include or the process, method, system, product or equipment of possessed a series of steps or units are not necessarily limited to be clearly listed that
A little step or units, but may include or with being not clearly listed or for these process, methods, product or equipment
Intrinsic other step or units.
In addition, the subhead etc. designed in description below the present invention be not meant to limit the present invention in perhaps model
It encloses, is merely possible to the suggesting effect read.Such subhead can neither be interpreted as also not answering for dividing article content
Content under subhead is limited only in the range of subhead.
[the 1st embodiment]
Hereinafter, describing the 1st embodiment of the invention in detail in conjunction with Fig. 1 and Fig. 2.Fig. 1 is to show of the invention the 1st
The block diagram of the data recovery system of FFR host involved in embodiment.Fig. 2 is to show the 1st embodiment institute of the invention
The monitoring block diagram of the data recovery system for the FFR host being related to.
As shown in Figure 1, the data recovery system of FFR host involved in present embodiment (following sometimes referred to as " restore by data
System ") S1 may include correction verification module 110, recovery module 120, mark module 130, monitoring modular 140 and non-volatile memory mould
Block 150.
In the data recovery system S1 involved in present embodiment, mark module 130 can be used for being arranged shutdown label；
Non-volatile memory module 150 can be used at least being stored with the shutdown label；Monitoring modular 140 can be used for obtaining patient's
Real time data, and the non-volatile memory module 150 is written；Correction verification module 110 can be used for reading the shutdown label, and sentence
The shutdown of breaking marks whether as abnormal off-mode；And whether recovery module 120 can be based on the shutdown marker for judgment
The real time data is extracted from the memory module, when the shutdown is labeled as abnormal off-mode, from described non-volatile
The real time data is extracted in memory module 150.
In the present embodiment, firstly, being marked, by the default shutdown after 130 pairs of mark module bootings to normal
Postboost default shutdown label, and non-volatile memory module 150 is written.When being switched on again, first by correction verification module
110 read shutdown label from non-volatile memory module 150, and judge whether to need to restore data, if not needing, enter just
Normal starting step needs to restore data if being judged as abnormal off-mode, then enters recovery module 120.Recovery module 120 opens
After dynamic, data before reading power-off in non-volatile memory module 150, and restore to monitoring modular 140, enter back into normal starting
Step.In this case, even if the case where encountering burst power-off, still can use non-volatile memory mould after restarting
Data continue to check treatment before the power-off saved in block 150, without detecting again.Caused by preventing burst to power off
The case where loss of data caused by abnormal shutdown, occurs, and the time of doctor and patient has greatly been saved, also to various accidents
The situation of power-off provides solution.
In the present embodiment, correction verification module 110 (being described later on) can be by verification shutdown label to judge whether
Into recovery module 120, mark module 130 may include, and when booting is provided with the shutdown label of " to be shut down ", when normal shutdown
It is provided with the shutdown label of " normal ".
In the present embodiment, mark module 130 can by from non-volatile memory module 150 read digital signal from
And the shutdown label of last registration is obtained, after being updated to current shutdown label, then non-volatile memory module is written
150.Thereby, it is possible to prevent the shutdown label loss after powering off, so as to cause data can not be carried out automatically into recovery module 120
Restore.
In some instances, shutdown label can be the digital signal generated by digital signal generator, for example, " wait close
Machine " can be 1, and " normal " is 0.That is, can do inverse operation to digital signal before normal shutdown and substitute previous number
Non-volatile memory module 150 is written in signal.In other examples, the digital signal of digital signal generator can be 0, at this
In the case of kind, shutdown when " to be shut down " is labeled as 0, and shutdown when " normal " is labeled as 1.
In other examples, shutdown label can also be made of two digital signals.Such as by first number when booting
Non-volatile memory module 150 is written in word signal 1, second digit signal 0 is written in non-volatile memory module 150 simultaneously when shutdown
Previous digital signal 1 is replaced, first digit signal 1 is written in non-volatile memory module 150 and is replaced again when being switched on again
A shutdown label is changed, namely through two digital signals respectively when carrying out the update of shutdown label every time to last time
Shutdown label be replaced.In other examples, shutdown when booting marks corresponding digital signal to can be 0, shutdown
When shutdown mark corresponding digital signal to can be 1.In this case, it is alternately written by using two digital signals
Mode can be avoided as shutdown label and operation mistake or the generation of unstable situation occur.
In the present embodiment, non-volatile memory module 150 can at least be stored with shutdown label, and correction verification module 110 is logical
Whether cross reading shutdown label to judge last time shutdown is abnormal shutdown.In some instances, non-volatile memory module 150 is gone back
Sensing data and patient data are can store, recovery module 120 (being described later on) is by reading sensing data and patient
Data, then by data convert to corresponding module.Thereby, it is possible to be connected the data before upper exception is shut down, to continue to measure.
In other examples, non-volatile memory module 150 can also be stored with timestamp and school nought state.Wherein, when
Between label of stamp when referring to each sensor to non-volatile memory 150 storing data of module.In some instances, the time of update
Stab the timestamp before can replacing.Thereby, it is possible to save memory space.
In addition, in some instances, non-volatile memory module 150 can also be by patient data and sensing data progress
Match.A possibility that restoring overabundance of data or occurring the case where restoring shortage of data is reduced as a result,.
In the present embodiment, non-volatile memory module 150 can be made of electricallyerasable ROM (EEROM) (EEPROM),
Due to its will not content in periodic refreshing memory, there is stationarity, being stored in data therein will not lose when power is off.
Thereby, it is possible to quick storage Real-time Monitoring Datas, and prevent from losing.
In some instances, non-volatile memory module 150 can also by read-only memory (ROM), may be programmed read-only storage
Device (PROM), erasable programmable read-only memory (EPROM) or ferroelectric memory (FeRAM) composition.In this case, non-easy
Losing memory module 150 has storage stability high, data in memory feature not easy to lose is stored, so as to be different
Normal postboost data recovery system S1 provides stable storage organization.
In the present embodiment, monitoring modular 140 obtains the real-time of patient by way of sensor 141 and information input
Data, and non-volatile memory module 150 is written.
In the present embodiment, real time data includes sensing data and patient data, and monitoring modular 140 is passed by pressure
The pressure data of the measurement of sensor 141 lesion end two sides.In some instances, sensing data be by near lesion close to heart
The Pa that measures of proximal pressure sensing probe and the Pd that measures of remote pressure sensing probe far from heart formed.Show some
In example, patient data is, for example, patient ID, age, medical record information etc..
As shown in Fig. 2, in the present embodiment, being analog signal by the signal that sensor 141 obtains, being filtered by RC
Digital signal is converted analog signals by analog-to-digital conversion (ADC) 144 after the elimination noise of device 142, wherein due to analog-to-digital conversion
(ADC) 144 same times can only convert an analog signal, it is therefore desirable to increase a selecting module 143 before
Enable analog signal to pass sequentially through 144 module of analog-to-digital conversion (ADC), while being written in non-volatile memory module 150 and carrying out
Digital signal is finally sent into display 145 and is shown by storage.
In addition, in the present embodiment, the signal that sensor 141 obtains can be differential signal, and differential signal refers to two
A amplitude is equal, phase is identical and opposite polarity signal, and differential signal transmission also needs two conducting wires, is different from single-ended letter
Number, two conducting wires of differential signal transmission are all used to transmit pressure signal, wherein two conducting wires of differential signal transmission must be
Two it is isometric, wide, in close proximity to and same level conducting wire.
In addition, in the present embodiment, differential signal has the advantages that strong antijamming capability, because interference noise generally can
It is loaded on two conducting wires of differential signal transmission, and the size of the interference noise on two conducting wires is identical, therefore transmits simultaneously
The difference of interference noise on two conducting wires of differential signal is 0, since the processing analysis of differential signal mainly passes through difference
Two voltage differences of signal carry out processing analysis, thus influence of the interference noise to differential signal is smaller.
In addition, in the present embodiment, differential signal has the advantages that effectively inhibit electromagnetic interference.Because transmitting difference
Two conducting wires of signal are in close proximity, and the signal amplitude size on two conducting wires is identical, this two between conducting wire and ground wire
The amplitude of coupled electromagnetic field also size is identical, in addition, the signal polarity on two conducting wires is on the contrary, its electromagnetic field for generating is mutual
It offsets.Therefore the influence to extraneous electromagnetic interference to differential signal is smaller.
In addition, in some instances, the signal that sensor 141 obtains can also be that single-ended signal, single-ended signal are transmitting
When need two conducting wires, conducting wire is used to transmit pressure signal, and another is ground wire.
In the present embodiment, patient data can be by being manually entered to obtain.
In some instances, patient data can also be is obtained by scanning personal information bar code or cloud transmission.
Thereby, it is possible to provide sensing data and patient data when to restore data.
In the present embodiment, correction verification module 110 by from memory module read shutdown label after, to shutdown mark into
Row judgement, if being judged as abnormal off-mode, enters recovery module so that it is determined that whether last time shutdown is abnormal off-mode
120。
Correction verification module 110 reads shutdown and is labeled as " to be shut down " upon power-up, then is judged as abnormal off-mode, works as shutdown
Labeled as " normal ", then it is judged as normal shutdown.
In some instances, when it is " to be shut down " be 1, it is " normal " when being 0, it is abnormal shut down after be switched on again the shutdown detected
Label will be 1.When it is " to be shut down " be 0, when " normal " is also 1, be switched on again after abnormal shutdown the shutdown label that detects by
It can be 0.In this case, after shutdown extremely, the label of shutdown detected by correction verification module 110 is then when being switched on again
" to be shut down ", thus, it is possible to simply judge that last time shutdown belongs to normal shutdown or abnormal shutdown.
In other examples, shutdown label can also be made of two digital signals.Such as by first number when booting
Non-volatile memory module 150 is written in word signal 1, second digit signal 0 is written in non-volatile memory module 150 simultaneously when shutdown
Previous digital signal 1 is replaced, first digit signal 1 is written in non-volatile memory module 150 and is replaced again when being switched on again
A shutdown label is changed, when shutdown extremely, shutdown detected by correction verification module 110 is labeled as 1 after booting.In this feelings
Under condition, the mode being alternately written by using two digital signals can be avoided as shutdown label and operation mistake or not occur
Stable situation occurs.
In the present embodiment, whether needed using recovery module by correction verification module 110 according to shutdown marker for judgment
120, when shutdown is labeled as abnormal off-mode, real time data is extracted from non-volatile memory module 150 and restores data
To monitoring modular 140.
Thereby, it is possible to be connected the data before upper exception is shut down, and then can continue to measure in the case where not influencing measurement.
Hereinafter, being described in detail in conjunction with data reconstruction method of the figure to FFR host.
As shown in figure 3, in the data reconstruction method of FFR host of the present embodiment, after starting FFR host,
Shutdown label is extracted from non-volatile memory module 150, and whether abnormal off-mode (step is according to shutdown marker for judgment
S110)；If the shutdown label is in abnormal off-mode, before extracting abnormal shutdown in the non-volatile memory module
Inspection data (step S120)；If shutdown label is not at abnormal off-mode, by off-mode labeled as " to
Shutdown ", and it is stored in the non-volatile memory module (step S130)；The real time data of patient is read, and is stored in described non-volatile
Memory module (step S140)；Closing system, and enter markers step simultaneously, setting shutdown is labeled as " normal ", and is stored in non-
Volatile memory module 150 (step S150).
In this case, even if the case where encountering burst power-off, can still pass through recovering step after restarting
Data before restoring power-off continue to check treatment, without reexamining.Prevent abnormal caused by burst power-off close
The case where loss of data caused by machine, occurs, and has greatly saved the time of doctor and patient, also to various accident power-offs
Situation provides solution.
[the 2nd embodiment]
Hereinafter, describing the 2nd embodiment of the invention in detail in conjunction with Fig. 4 to Fig. 7.
Fig. 4 shows the block diagram of the data recovery system of FFR host involved in the 2nd embodiment of the invention.Fig. 5 shows
The flow chart of the data reconstruction method of FFR host involved in the 2nd embodiment of the invention is gone out.Fig. 6 is to show this hair
Zero flow chart of steps of school of the data reconstruction method of FFR host involved in the 2nd bright embodiment.Fig. 7 is to show this hair
The recovering step flow chart of the data reconstruction method of FFR host involved in the 2nd bright embodiment.
Present embodiment be related to FFR host data recovery system S2 and the 1st embodiment involved in FFR host number
Difference according to recovery system S1 is: in the data recovery system of FFR host involved in present embodiment, can also wrap
Include zero module 160 of school.Zero module 160 of school can be used for zero sensor of school, and automatic regular polling and logging timestamp and update school
Nought state, while writing data into non-volatile memory module 150.
In the present embodiment, school zero, which can be, send Pressure wire into guiding catheter opening, so that pressure sensor is rigid
Just go out guiding catheter mouth, the state for keeping pressure sensor to be communicated with the atmosphere makes Pressure wire pressure signal (Pd) and aorta
Pressure signal (Pa) is equal.
In the present embodiment, school nought state may include: to have school zero, fail without school zero, the success of school zero and school zero, when
Correction verification module 110 detects that school nought state is to have school zero and zero success of school, then checks before abnormal shutdown and do not complete also；Work as calibration mode
Block 110 detects that school nought state is no school zero, then checks and completed before abnormal shutdown；When correction verification module 110 detects school
Nought state is to have school zero and school zero to fail, then needs to reexamine and need school zero again.Correction verification module 110 can lead to as a result,
Timestamp and school nought state are crossed completion is checked whether, whether carry out data recovery to judge automatically before judging abnormal shut down
Operation.
As shown in fig. 6, in the present embodiment, correction verification module 110 can also include reading from non-volatile memory module 150
It takes and checking time is stabbed and school nought state, for checking whether end to patient before determining abnormal shutdown.Thus, it is possible to appropriate
Ground carries out data recovery, can reduce the possibility accidentally restored.
In the present embodiment, recovery module 120 can also read the number of sensor school zero from non-volatile memory module 150
According to and restore sensor school zero.Thereby, it is possible to reduce the step of needing school zero again after shutdown extremely and time.
In the data reconstruction method of FFR host involved in present embodiment, with host involved in the 1st embodiment
Data reconstruction method compare, further include zero step (step S160) of school, in zero step of school, by zero sensor of school so that
The aortic pressure force value that two sensors measure is consistent with atmospheric pressure value.
In the present embodiment, as shown in fig. 6, step S160 can also include automatic regular polling renewal time stamp and zero shape of school
State (step S161), and the non-volatile memory module 150 is written while updating sensing data (step S162).
In the present embodiment, verification step can also comprise determining whether to need to carry out data recovery (step S170),
Restored if being judged as, enters step S120；It does not need to restore if being judged as, enters step S130.
In the present embodiment, as shown in fig. 7, step S120 can also include reading data from memory and restoring to suffer from
Person's data and sensing data (step S121), then read data from memory and restore sensor school zero (step S122).
In some instances, step 121 can be overturned with the precedence of step 122, namely first from memory
It reads data and restores sensor school zero (step S122), then read data from memory and restore patient data and sensor
Data (step S121).
Thereby, it is possible to improve the accuracy of detection, and can judge automatically whether need enter recovering step, so as into
One step reduces the possibility accidentally restored.
Although being illustrated in conjunction with the accompanying drawings and embodiments to the present invention above, it will be appreciated that above description
The invention is not limited in any way.Those skilled in the art without departing from the true spirit and scope of the present invention may be used
To deform and change to the present invention as needed, these deformations and variation are within the scope of the present invention.
Claims (10)
1. a kind of data recovery system of FFR host, which is characterized in that
Include:
Mark module is used to be arranged shutdown label；
Non-volatile memory module is used at least be stored with the shutdown label；
Monitoring modular, is used to obtain the real time data of patient, and is written in the non-volatile memory module；
Correction verification module is used to read the shutdown label, and judges that the shutdown marks whether as abnormal off-mode；And
Whether recovery module extracts the real-time number based on the shutdown marker for judgment from the non-volatile memory module
According to extracting the real time data from the non-volatile memory module when the shutdown is labeled as abnormal off-mode.
2. data recovery system according to claim 1, which is characterized in that
In the mark module, when booting, is provided with the shutdown label of " to be shut down ", and when normal shutdown is provided with " normal "
Shutdown label；The correction verification module reads the shutdown and is labeled as " to be shut down " upon power-up, then is judged as the abnormal shutdown
State shuts down labeled as " normal " when described, is then judged as normal shutdown.
3. data recovery system according to claim 1, which is characterized in that
It further include zero module of school, zero module of school is used for zero sensor of school, and automatic regular polling and logging timestamp and update
School nought state writes data into the non-volatile memory module.
4. data recovery system according to claim 3, which is characterized in that
The school nought state includes: to have school zero, fail without school zero, the success of school zero and school zero.
5. data recovery system according to claim 3, which is characterized in that
The correction verification module further includes that simultaneously checking time stamp and school nought state are read from the non-volatile memory module, for true
End is checked whether to patient before fixed abnormal shutdown.
6. data recovery system according to claim 3, which is characterized in that
The recovery module further includes reading sensing data from the non-volatile memory module and restoring sensor school zero.
7. data recovery system according to claim 1, which is characterized in that
The non-volatile memory module is programmable program storage (EEPROM).
8. data recovery system according to claim 1, which is characterized in that
The real time data includes sensing data and patient data.
9. a kind of data reconstruction method of FFR host, which is characterized in that
Include the following steps:
(a) start FFR host, the FFR host has the FFR master of the non-volatile memory module of recordable abnormal shutdown label
Machine；
(b) shutdown label is extracted from the non-volatile memory module, and whether is in abnormal according to the shutdown marker for judgment
Off-mode；
If (c) the shutdown label extracts abnormal shutdown in abnormal off-mode from the non-volatile memory module
Preceding inspection data；
If (d) the shutdown label is not at abnormal off-mode, off-mode is labeled as " to be shut down ", and be stored in institute
State non-volatile memory module；
(e) real time data of patient is read, and is stored in the non-volatile memory module；And
(f) FFR host is closed, and off-mode is labeled as " normal ", and be stored in the non-volatile memory module.
10. data reconstruction method according to claim 9, which is characterized in that
Further include step (g), in step (g), school zero, and automatic regular polling and logging timestamp and update are carried out to sensor
School nought state, while writing data into the non-volatile memory module.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911142847.2A CN110879766B (en) | 2017-12-30 | 2018-12-30 | Host recovery system |
| CN201911144208.XA CN110825566B (en) | 2017-12-30 | 2018-12-30 | FFR host with data recovery function |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017114937225 | 2017-12-30 | ||
| CN201711493722 | 2017-12-30 |
Related Child Applications (2)
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| CN201822262335.7U Active CN209357045U (en) | 2017-12-30 | 2018-12-30 | The data recovery system of FFR host |
| CN201811646928.1A Active CN109460324B (en) | 2017-12-30 | 2018-12-30 | Data recovery system and data recovery method of FFR (fringe field switching) host |
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| CN113296442A (en) * | 2021-05-21 | 2021-08-24 | 研祥智能科技股份有限公司 | Power supply control device, power supply control method and system |
| CN113940651A (en) * | 2020-12-28 | 2022-01-18 | 深圳北芯生命科技股份有限公司 | Method and system for determining diagnosis mode based on blood vessel congestion state |
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Also Published As
| Publication number | Publication date |
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| CN209357045U (en) | 2019-09-06 |
| CN110879766A (en) | 2020-03-13 |
| CN109460324B (en) | 2019-12-17 |
| CN110825566A (en) | 2020-02-21 |
| CN110825566B (en) | 2020-12-01 |
| CN110879766B (en) | 2020-12-01 |
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