CN102768684A - Method and equipment for storing, reading and managing physiological parameter data - Google Patents
Method and equipment for storing, reading and managing physiological parameter data Download PDFInfo
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- CN102768684A CN102768684A CN2012102438399A CN201210243839A CN102768684A CN 102768684 A CN102768684 A CN 102768684A CN 2012102438399 A CN2012102438399 A CN 2012102438399A CN 201210243839 A CN201210243839 A CN 201210243839A CN 102768684 A CN102768684 A CN 102768684A
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Abstract
The invention provides a method and equipment for storing, reading and managing physiological parameter data. The method comprises the following steps of: executing the following operations at preset intervals: storing collected physiological parameter data as a single data file, wherein the data file is provided with a starting time, a finish time and a file header of a filename of the data file, and the starting time and the finish time comprise the physiological parameter data in the data file. With the adoption of the method, a great deal of physiological parameter data can be stored in real time, and a user is convenient to search the physiological parameter data.
Description
Technical field
The method and apparatus that the present invention relates to a kind of data storage, reads and manage specifically, relates to a kind of method and apparatus through using the data file management chained list that physiological parameter data is stored, read and manages.
Background technology
Multi-parameter monitor can provide important patient information for medical clinic applications; Important physiological parameters such as the electrocardiosignal of human body, heart rate, blood oxygen saturation, blood pressure, respiratory rate and body temperature in real time; Realization is reported to the police to the supervision of each physiological parameter, is a kind of visual plant of monitor patients.
Yet at present, multi-parameter monitor is limited to the support of physiological parameter review function.
For example, multi-parameter monitor mainly contains two kinds of methods for Electrocardiographic review.The first, can be through freezing to look back patient's electrocardiographic wave of nearest a few minutes then.The benefit of this method is to contrast other parameters and checks patient condition together, can make a definite diagnosis the state of an illness more accurately.But, because look-back time is limited, may cause important electrocardiogram (ECG) data to lose, be very disadvantageous for this paroxysmal disease of heart disease, nor the unusual cardiogram position of easy-to-look-up generation.The second, unusual if patient's cardiogram occurs, produce warning, many multi-parameter monitors possibly looked back through incident, check a bit of cardiogram in front and back takes place to report to the police.The benefit of this method is and can checks cardiogram according to warning, can more conveniently search problematic electrocardiogram (ECG) data.But this method is unfavorable for following the tracks of cardiogram and changes, and also can omit important information.
At present, multi-parameter monitor above-mentioned situation can occur equally to other physiological parameter review function.Therefore; Also there is following problem in multi-parameter monitor to the support of physiological parameter review function: the replacement problem after the data loss problem that the discontinuous problem of the data that the switching on and shutting down process causes, illegal shutdown (for example, power down suddenly) cause, searching problem when data read, data are filled with, look back the cardiogram time is too short and quantity of information is limited problem etc.
Therefore, need a kind of can a large amount of physiological parameter data of real-time storage, convenient searching fast and the method and apparatus of managing physiologic supplemental characteristic.
Summary of the invention
One side of the present invention is to provide a kind of storage of physiological parameter data, the method and apparatus that reads and manage; Said method and apparatus can a large amount of physiological parameter data of real-time storage; And physiological parameter data can not lost when illegal shutdown (for example, power down suddenly).
Another aspect of the present invention is to provide a kind of storage of physiological parameter data, the method and apparatus that reads and manage, and said method and apparatus can be searched the user quickly and easily and hope the physiological parameter data of checking.
Another aspect of the present invention is to provide a kind of storage of physiological parameter data, the method and apparatus that reads and manage, and said method and apparatus can be convenient to the user management physiological parameter data.
Another aspect of the present invention is to provide a kind of storage of physiological parameter data, the method and apparatus that reads and manage, and said method and apparatus can reasonably upgrade physiological parameter data fast under the situation that physiological parameter data is filled with.
According to an aspect of the present invention; A kind of storage means of physiological parameter data is provided; Said method comprises: every separated predetermined time interval is stored as the individual data file with the physiological parameter data of gathering; Wherein, said data file has the file header of the filename of the zero-time that comprises the physiological parameter data in the said data file and concluding time and said data file.
Said method also can comprise, carries out following steps by said predetermined time interval: the file header based on said data file produces chained list node; The chained list node that produces is inserted the data file management chained list, and wherein, said data file management chained list comprises a plurality of chained list nodes of link.
The step that produces chained list node can comprise: with the information mapping in the file header of said data file is chained list node.
The step of the chained list node that produces being inserted the data file management chained list can comprise: in chronological order said chained list node is inserted the data file management chained list.
Said method also can comprise: store said data file management chained list; Wherein, the physiological parameter data of gathering is stored in the first memory, with said data file management storage of linked list in second memory.
First memory can be nonvolatile memory, and second memory can be volatile memory.
Said method also can comprise: after first memory is filled with, and every data file that is based on file header deletion oldest stored in first memory of each data file in the first memory at a distance from said predetermined time interval.
Said method also can comprise: in deletion in first memory after the data file of oldest stored, deletion in second memory with the corresponding chained list node of this data file.
Said predetermined time interval can be one minute.
According to a further aspect in the invention, a kind of read method of physiological parameter data is provided, said method comprises: receive some object time; Search in the data file management chained list and put corresponding chained list node object time; Said data file management chained list comprises a plurality of chained list nodes of link in chronological order; Each chained list node comprise with the corresponding data file of this chained list node in physiological parameter data zero-time and concluding time and with the filename of the corresponding data file of this chained list node; Wherein, the information in each chained list node is also included within the file header with the corresponding data file of this chained list node; Read with the corresponding data file of said chained list node in physiological parameter data.
Search in the data file management chained list and can comprise: confirm to put object time the time range of zero-time to the concluding time that whether belongs to each chained list node in the said data file management chained list with the step of putting corresponding chained list node object time; If object time, point belonged to the time range of zero-time to the concluding time of certain chained list node in the said data file management chained list, then confirm this chained list node and object time to put corresponding; If object time, point did not belong to the time range of zero-time to the concluding time of each chained list node in the said data file management chained list, then confirm not exist the physiological parameter data of some object time.
According to a further aspect in the invention; A kind of management method of physiological parameter data is provided; Said method comprises: a plurality of data files of scanning storage physiological parameter data; Wherein, said data file has the file header of the filename of the zero-time that comprises the physiological parameter data in the said data file and concluding time and said data file; With the information mapping in the file header of said a plurality of data files is chained list node; Said chained list node is connected into the data file management chained list;
The storage physiological parameter data a plurality of data files can be stored in the first memory, said method also can comprise: with said data file management storage of linked list in second memory.
First memory can be nonvolatile memory, and second memory can be volatile memory.
According to a further aspect in the invention, a kind of memory device of physiological parameter data is provided, said equipment comprises: first memory, and storage comprises a plurality of data files of physiological parameter data; The physiological parameter data processing unit; Every separated predetermined time interval stores into physiological parameter data in the first memory and is stored as the individual data file; Wherein, said data file has the file header of the filename of the zero-time that comprises the physiological parameter data in the said data file and concluding time and said data file.
Said equipment also can comprise: the chained list node generation unit, and every at a distance from the file header generation chained list node of said predetermined time interval based on said data file; Chained list node inserts the unit, and every at a distance from the chained list node insertion data file management chained list of said predetermined time interval with generation, wherein, said data file management chained list comprises a plurality of chained list nodes of link.
When the chained list node generation unit produces chained list node, can be chained list node with the information mapping in the file header of said data file.
When chained list node insertion unit inserts the data file management chained list with the chained list node that produces, can in chronological order said chained list node be inserted the data file management chained list.
Said equipment also can comprise: second memory, store said data file management chained list; Wherein, first memory can be nonvolatile memory, and second memory can be volatile memory.
Said equipment also can comprise: the physiological parameter data updating block, and after first memory is filled with, every data file that is based on file header deletion oldest stored in first memory of each data file in the first memory at a distance from said predetermined time interval.
Said equipment also can comprise: the chained list node updating block, after the data file of physiological parameter data updating block deletion oldest stored in first memory, deletion in second memory with the corresponding chained list node of this data file.
Said predetermined time interval can be one minute.
According to a further aspect in the invention, a kind of fetch equipment of physiological parameter data is provided, said equipment comprises: first memory, and storage comprises a plurality of data files of physiological parameter data; Receiving element receives some object time; Search the unit; Search in the data file management chained list and put corresponding chained list node object time; Said data file management chained list comprises a plurality of chained list nodes of link; Each chained list node comprise with the corresponding data file of this chained list node in physiological parameter data zero-time and concluding time and with the filename of the corresponding data file of this chained list node, wherein, the information in each chained list node is also included within the file header with the corresponding data file of this chained list node; Reading unit, from first memory read with the corresponding data file of said chained list node physiological parameter data.
Said equipment also can comprise: second memory, store said data file management chained list.
First memory can be nonvolatile memory, and second memory can be volatile memory.
Search in the data file management chained list when putting corresponding chained list node when searching the unit, search the unit and can confirm object time, whether point belonged to the time range of zero-time to the concluding time of each chained list node in the said data file management chained list with object time; If object time, point belonged to the time range of zero-time to the concluding time of certain chained list node in the said data file management chained list, then search the unit and can confirm this chained list node and object time to put corresponding; If object time, point did not belong to the time range of zero-time to the concluding time of each chained list node in the said data file management chained list, then search the physiological parameter data that some object time can be confirmed not exist in the unit.
According to a further aspect in the invention, a kind of management equipment of physiological parameter data is provided, said equipment comprises: first memory, and storage comprises a plurality of data files of physiological parameter data; Scanning element; A plurality of data files of the storage physiological parameter data in the scanning first memory; Wherein, said data file has the file header of the filename of the zero-time that comprises the physiological parameter data in the said data file and concluding time and said data file; Map unit is a chained list node with the information mapping in the file header of said a plurality of data files; Series unit is connected into the data file management chained list with said chained list node.
Said equipment also can comprise: second memory, store said data file management chained list; Wherein, series unit can be with said data file management storage of linked list in second memory.
First memory can be nonvolatile memory, and second memory can be volatile memory.
But according to storage, the method and apparatus real-time storage that reads and manage of physiological parameter data of the present invention or upgrade a large amount of physiological parameter data, convenient searching fast and the managing physiologic supplemental characteristic; Solve replacement problem after being filled with of data loss problem that the discontinuous problem of data that the switching on and shutting down process causes, illegal shutdown (for example, power down suddenly) cause, searching problem when data read, data effectively, looked back the cardiogram time is too short and quantity of information is limited problem etc.
Description of drawings
In conjunction with the drawings, from the describing below of embodiment, the present invention these and/or others and advantage will become clear, and are easier to understand, wherein:
Fig. 1 is the block diagram that illustrates according to the memory device of the physiological parameter data of exemplary embodiment of the present invention;
Fig. 2 is the block diagram that illustrates according to the fetch equipment of the physiological parameter data of exemplary embodiment of the present invention;
Fig. 3 is the block diagram that illustrates according to the management equipment of the physiological parameter data of exemplary embodiment of the present invention;
Fig. 4 is the process flow diagram that illustrates according to the storage means of the physiological parameter data of exemplary embodiment of the present invention;
Fig. 5 is the process flow diagram that illustrates according to the read method of the physiological parameter data of exemplary embodiment of the present invention;
Fig. 6 is the process flow diagram that illustrates according to the management method of the physiological parameter data of exemplary embodiment of the present invention;
Fig. 7 is the synoptic diagram that illustrates according to the storage organization of the physiological parameter data of exemplary embodiment of the present invention.
Embodiment
Below, come detailed description exemplary embodiment so that those of ordinary skill in the art is easier to understand with reference to accompanying drawing.State at present in this exemplary embodiment of invention in fact can comprise various forms, be not limited to show and example described herein.When comprising that known structure and function possibly make those of ordinary skills can not know when understanding the present invention,, can be omitted the description of known 26S Proteasome Structure and Function, and in whole description, identical label is represented components identical for clear.
Fig. 1 is the block diagram that illustrates according to the memory device of the physiological parameter data of exemplary embodiment of the present invention.
With reference to Fig. 1, comprise first memory 101 and physiological parameter data processing unit 102 according to the memory device 100 of the physiological parameter data of exemplary embodiment of the present invention.
First memory 101 can be stored the physiological parameter data of being gathered by the multi-parameter monitor (not shown).In this exemplary embodiment, need therefore physiological parameter data be stored as a plurality of data files by the time interval, first memory 101 can be stored a plurality of data files that comprise physiological parameter data.Because the data volume of physiological parameter data is big and need reference be provided to patient's successive treatment, therefore, first memory 101 can be the nonvolatile memory that allows the storage mass data, such as, NAND FLASH etc.Physiological parameter data can comprise electrocardiosignal, heart rate, blood oxygen saturation, blood pressure, respiratory rate and body temperature etc.
Physiological parameter data processing unit 102 every separated predetermined time intervals will be stored in the first memory 101 and be stored as the individual data file by the physiological parameter data of multi-parameter monitor (not shown) collection.Data file can comprise file header and two parts of physiological parameter data.The file header of data file can comprise following information: the filename of the zero-time of the physiological parameter data in this data file and concluding time and this data file.Predetermined time interval can be a default value, also can be set according to concrete needs by the user.Should be appreciated that in actual mechanical process, the time interval that predetermined time interval also can be changed replaces.
For example, predetermined time interval is one minute, and physiological parameter data processing unit 102 whenever stored into physiological parameter data in the first memory 101 at a distance from one minute and is stored as the individual data file.The the 0th to the 1st minute physiological parameter data is stored as first data file, and the file header of first data file comprises following information: the zero-time 0min of the 0th to the 1st minute physiological parameter data and the filename of the concluding time 1min and first data file.The filename of first data file can comprise name and call number of patient etc., and for example, andy_1, the filename of first data file also can comprise the type of physiological parameter data.The the 1st to the 2nd minute physiological parameter data is stored as second data file, and the file header of second data file comprises following information: the zero-time 1min of the 1st to the 2nd minute physiological parameter data and the filename of the concluding time 2min and second data file.The filename of second data file can comprise name and call number of patient etc., for example, and andy_2.By that analogy.Should be appreciated that, the invention is not restricted to this.
Memory device 100 according to the physiological parameter data of exemplary embodiment of the present invention can comprise that also chained list node generation unit 103 and chained list node insert unit 104.
Physiological parameter data processing unit 102 can send to the file header of data file chained list node generation unit 103.Chained list node generation unit 103 is every at a distance from the file header generation chained list node of said predetermined time interval based on said data file.Particularly, chained list node generation unit 103 can be a chained list node with the information mapping in the file header of said data file.In addition, chained list node generation unit 103 can send to chained list node with the chained list node that produces and insert unit 104.
For example, predetermined time interval is 1 minute, and chained list node generation unit 103 can be first chained list node with the information mapping the file header of first data file that receives from physiological parameter data processing unit 102, that is, (0min, 1min, andy_1).Subsequently, chained list node generation unit 103 can be second chained list node with the information mapping the file header of second data file that receives from physiological parameter data processing unit 103, that is, (1min, 2min, andy_2).By that analogy.Should be appreciated that, the invention is not restricted to this.
The chained list node that chained list node inserts the every generation that will receive from chained list node generation unit 103 at a distance from said predetermined time intervals in unit 104 inserts the data file management chained list, and wherein, said data file management chained list comprises a plurality of chained list nodes of link.For example, chained list node inserts unit 104 and can in chronological order said chained list node be inserted the data file management chained list.Should be appreciated that chained list node inserts unit 104 also can insert the data file management chained list with said chained list node not according to time sequencing.
For example, predetermined time interval is one minute.Chained list node inserts unit 104 and received the first chained list node (0min at first minute from chain chained list node generation unit 103; 1min, andy_1), and with (0min; 1min, the data file management chained list that andy_1) inserts andy for example is as first chained list node.Subsequently; Chained list node inserts unit 104 and received the second chained list node (1min at second minute from chain chained list node generation unit 103; 2min, andy__2), and with (1min; 2min, andy__2) for example inserting, the data file management chained list conduct of andy is right after second chained list node after first chained list node.By that analogy.Should be appreciated that, the invention is not restricted to this.
Memory device 100 according to the physiological parameter data of exemplary embodiment of the present invention also can comprise second memory 105.But second memory 105 storing data files management chained list.Because need search the data file management chained list fast when needing real-time storage physiological parameter data and reading physiological parameter data, therefore, second memory 105 can be the fast volatile memory of access rate, such as RAM, ROM, Cache etc.Thereby chained list node inserts unit 104 can insert the data file management chained list the second memory 105 with the chained list node of the generation that receives from chained list node generation unit 103.
In addition, the memory device 100 according to the physiological parameter data of exemplary embodiment of the present invention also can comprise physiological parameter data updating block 106.After first memory 101 was filled with, physiological parameter data updating block 106 can whenever be deleted the data file of oldest stored in first memory 101 at a distance from said predetermined time interval.Specifically; Physiological parameter data updating block 106 can whenever be searched the file header that is stored in each data file in the first memory 101 at a distance from said predetermined time interval; Zero-time/concluding time in the file header of each data file of comparison is based on the data file of the result's deletion oldest stored in first memory 101 that compares.This can be implemented in the effect of storing physiological parameter data in the first memory 101 to greatest extent.
For example, predetermined time interval is one minute, in first memory 101, has stored a plurality of data files; Be data file 1 (0min, 1min, andy_1), data file 2 (1min; 2min, andy_2) ... Data file 200 (199min, 200min; Andy_200), at this moment, first memory 101 is filled with.Physiological parameter data updating block 106 is at first minute data file of deletion in the 201st minute, i.e. data file 1 (0min, 1min; Andy_1), then this moment, first memory 101 was stored data file 2 (1min, 2min; Andy_2), data file 3 (2min, 3min, andy_3) ... Data file 201 (200min; 201min, andy_201), and first memory 101 still is in the state of being filled with.Physiological parameter data updating block 106 is at second minute data file of deletion in the 202nd minute, i.e. data file 2 (1min, 2min; Andy_2), then this moment, first memory 101 was stored data file 3 (2min, 3min; Andy_3), data file 4 (3min, 4min, andy_4) ... Data file 202 (201min; 202min, andy_202).By that analogy.Should be appreciated that, the invention is not restricted to this.
In addition, the memory device 100 according to the physiological parameter data of exemplary embodiment of the present invention also can comprise chained list node updating block 107.After the data file of physiological parameter data updating block 106 deletion oldest stored, chained list node updating block 107 can be deleted in second memory 105 and the corresponding chained list node of this data file.
For example, predetermined time interval is one minute, in first memory 101, has stored a plurality of data files, i.e. data file 1 (0min; 1min, andy_1), data file 2 (1min, 2min; Andy_2) ... Data file 200 (199min, 200min, andy_200).At this moment, first memory 101 is filled with.When physiological parameter data updating block 106 at first minute data file of deletion in the 201st minute, i.e. data file 1 (0min, 1min; Andy_1) time; Chained list node updating block 107 can delete with data file 1 corresponding chained list node 1 (0min, 1min, andy_1).When physiological parameter data updating block 106 at second minute data file of deletion in the 202nd minute, i.e. data file 2 (1min, 2min; Andy_2) time; Chained list node updating block 107 can delete with data file 2 corresponding chained list nodes 2 (1min, 2min, andy_2).By that analogy.Should be appreciated that, the invention is not restricted to this.
Fig. 2 is the block diagram that illustrates according to the fetch equipment of the physiological parameter data of exemplary embodiment of the present invention.
With reference to Fig. 2, according to the fetch equipment 200 of the physiological parameter data of exemplary embodiment of the present invention can comprise first memory 201, receiving element 202, search unit 203, reading unit 204.
Receiving element 202 can receive some object time of the physiological parameter data that its hope checks from the user, and should put object time to send to and search unit 203.
Searching unit 203 can search the data file management chained list and put corresponding chained list node object time based on some object time that receives from receiving element 202.
Particularly, the chained list node in the data file management chained list is by the information mapping in the file header of corresponding data file.Said information can comprise the zero-time of the physiological parameter data in the corresponding data file and the filename of concluding time and corresponding data file.Therefore, the chained list node in the data file management chained list can comprise following information: with the zero-time of physiological parameter data in the corresponding data file of this chained list node and concluding time and with the filename of the corresponding data file of this chained list node.Search unit 203 and can confirm to put object time the time range that whether belongs to the zero-time of each chained list node in the data file management chained list to the concluding time.If object time, point belonged to the time range of the zero-time of certain chained list node in the data file management chained list to concluding time; Then search unit 203 and can confirm that this chained list node and object time point is corresponding, simultaneously can be with the chained list node of confirming to reading unit 204.If object time, point did not belong to the time range of zero-time to the concluding time of each chained list node in the said data file management chained list; Then search unit 203 and can confirm not exist the physiological parameter data of some object time, can send the notice of the physiological parameter data that does not have some object time simultaneously to the user.This can realize accurately searching apace according to user's needs the effect of physiological parameter data.
Reading unit 204 can read and physiological parameter data from search the chained list node corresponding data file that unit 203 receives from first memory 201.Said physiological parameter data can be shown as cardiogram through the multi-parameter monitor (not shown).
For example, the data file management chained list of andy comprise in chronological order link a plurality of chained list nodes (0min, 1min, andy_1) (1min, 2min, andy_2) ... (29min, 30min, andy_30).When receiving element 202 receives when putting 1.5min object time from the user, search unit 203 and search in the data file management chained list and the corresponding chained list node of 1.5min.Search unit 203 and can confirm that 1.5min belongs to second chained list node (1min, 2min, the time range of zero-time andy_2) to concluding time; Therefore, search unit 203 and can confirm second chained list node (1min, 2min; Andy_2) corresponding with 1.5min; Simultaneously can (1min, 2min be andy_2) to reading unit 204 with second chained list node.Reading unit 204 can read and second chained list node (1min, 2min, andy_2) physiological parameter data in corresponding second data file from first memory 201.When receiving element 202 receives when putting 31min object time from the user, search unit 203 and search in the data file management chained list and the corresponding chained list node of 31min.Search unit 203 and can confirm that 31min does not belong to the time range of the zero-time of any chained list node to concluding time; Therefore; Search unit 203 and can confirm not exist the physiological parameter data of 31min, can send the notice of the physiological parameter data that does not have 31min simultaneously to the user.
Said equipment 200 also can comprise second memory 205.But second memory 205 storing data files management chained list, its function is identical with the function of the second memory 105 of Fig. 1, will omit the detailed description to second memory 205 at this.Thereby, search unit 203 and can search in the data file management chained list the second memory 205 and put corresponding chained list node object time based on some object time that receives from receiving element 202.
Fig. 3 is the block diagram that illustrates according to the management equipment of the physiological parameter data of exemplary embodiment of the present invention.
Fetch equipment 300 according to the physiological parameter data of exemplary embodiment of the present invention can comprise first memory 301, scanning element 302, map unit 303 and series unit 304.
As an example; When the data file management chained list that do not exist about a plurality of data files in the first memory 301; For example, when multi-parameter monitor (not shown) normal boot-strap or when multi-parameter monitor illegally shuts down (for example, suddenly power down) back and start; Scanning element 302 can scan a plurality of data files (for example, andy_1, the andy_2 of the storage physiological parameter data in the first memory ... Andy_30).Map unit 303 can with the information mapping in the file header of said a plurality of data files be chained list node (for example, (and 0min, 1min, andy_1), (1min, 2min, andy_2) ... (29min, 30min, andy_30)).Series unit 304 can be in chronological order with said chained list node be connected into the data file management chained list (for example, the data file management chained list of andy (0min, 1min, andy_1), (1min, 2min, andy_2) ... (29min, 30min, andy_30)).This can realize the effect of the convenient quick managing physiologic supplemental characteristic of user.
Said equipment 300 also can comprise second memory 305.But second memory 305 storing data files management chained list, the function of the second memory 105 of its function and Fig. 1 and the second memory 205 of Fig. 2 is identical, will omit the detailed description to second memory 305 at this.Thereby, series unit 304 with said data file management storage of linked list in second memory 305.
(for example, power down suddenly) when afterwards starting shooting, scanning element 206 scans said a plurality of data files in first memory 201 when the multi-parameter monitor normal boot-strap or when multi-parameter monitor illegally shuts down.Map unit 207 can be a chained list node with the information mapping in the file header of said a plurality of data files.Series unit 208 can be connected into the data file management chained list with said chained list node in chronological order, and with said data file management storage of linked list in second memory 202.
Fig. 4 is the process flow diagram that illustrates according to the storage means of the physiological parameter data of exemplary embodiment of the present invention.
With reference to Fig. 4, in step 401, physiological parameter data processing unit 102 can be stored as the individual data file with the physiological parameter data of gathering.Wherein, said data file comprises file header, and said file header comprises following information: the filename of the zero-time of the physiological parameter data in the said data file and concluding time and said data file.In addition, physiological parameter data processing unit 102 can be stored in the data file of the physiological parameter data that comprises collection in the first memory.Because the data volume of physiological parameter data is big and need reference be provided to patient's successive treatment, therefore, first memory 101 can be the nonvolatile memory that allows the storage mass data, such as, NAND FLASH etc.Said predetermined time interval can be one minute.
Storage means according to the physiological parameter data of exemplary embodiment of the present invention also can comprise: in step 402, chained list node generation unit 103 can produce chained list node based on the file header of said data file.Particularly, chained list node generation unit 103 can be a chained list node with the information mapping in the file header of said data file.In step 403, chained list node inserts unit 104 can insert the data file management chained list with the chained list node that produces, and wherein, said data file management chained list comprises a plurality of chained list nodes of link.For example, chained list node inserts unit 104 and can in chronological order said chained list node be inserted the data file management chained list.Should be appreciated that chained list node inserts unit 104 also can insert the data file management chained list with said chained list node not according to time sequencing.
Storage means according to the physiological parameter data of exemplary embodiment of the present invention also can comprise: after first memory is filled with; In step 404, be based on the data file of file header deletion oldest stored in first memory of each data file in the first memory.In deletion in first memory after the data file of oldest stored, in step 405, deletion in second memory with the corresponding chained list node of this data file.According to the storage means of the physiological parameter data of exemplary embodiment of the present invention can be on schedule at interval repeating step 401 or step 401 to 403 or step 401 with 404 or step 401 to 405, up to no longer producing physiological parameter data.
In addition, every at a distance from said predetermined time interval or after no longer producing physiological parameter data, can store said data file management chained list.Said data file management chained list can be stored in the second memory 105.Because need search the data file management chained list fast when needing real-time storage physiological parameter data and reading physiological parameter data, therefore, second memory 105 can be the fast volatile memory of access rate, such as RAM, ROM, Cache etc.
Fig. 5 is the process flow diagram that illustrates according to the read method of the physiological parameter data of exemplary embodiment of the present invention.
With reference to Fig. 5, in step 501, receiving element 202 can receive some object time of the physiological parameter data that its hope checks from the user.
In step 502, search unit 203 and search in the data file management chained list and put corresponding chained list node object time.
Particularly, searching unit 203 can search in the data file management chained list that is stored in the second memory and put corresponding chained list node object time.Chained list node in the data file management chained list is by the information mapping in the file header of corresponding data file.Said information can comprise the zero-time of the physiological parameter data in the corresponding data file and the filename of concluding time and corresponding data file.Therefore, the chained list node in the data file management chained list can comprise following information: with the zero-time of physiological parameter data in the corresponding data file of this chained list node and concluding time and with the filename of the corresponding data file of this chained list node.Search unit 203 and can confirm to put object time the time range that whether belongs to the zero-time of each chained list node in the data file management chained list to the concluding time.If object time, point belonged to the time range of the zero-time of certain chained list node in the data file management chained list to concluding time; Then search unit 203 and can confirm that this chained list node and object time point is corresponding, can the chained list node of confirming be sent to reading unit 204 simultaneously.If object time, point did not belong to the time range of zero-time to the concluding time of each chained list node in the said data file management chained list; Then search unit 203 and can confirm not exist the physiological parameter data of some object time, can send the notice of the physiological parameter data that does not have some object time simultaneously to the user.
In step 503, reading unit 204 can read and physiological parameter data from search the chained list node corresponding data file that unit 203 receives from first memory.
Fig. 6 is the process flow diagram that illustrates according to the management method of the physiological parameter data of exemplary embodiment of the present invention.
With reference to Fig. 6; When the data file management chained list of a plurality of data files that do not exist about storage, for example, when the multi-parameter monitor normal boot-strap or when multi-parameter monitor, (for example illegally shut down; When starting shooting power down suddenly); In step 601, a plurality of data files of scanning element 302 scanning storage physiological parameter data, wherein; Said data file comprises file header, and said file header comprises following information: the filename of the zero-time of the physiological parameter data in the said data file and concluding time and said data file.A plurality of data files of storage physiological parameter data can be stored in the first memory 301.First memory 301 can be the nonvolatile memory that allows the storage mass data, such as, NAND FLASH etc.
In step 602, map unit 303 is a chained list node with the information mapping in the file header of said a plurality of data files.
In step 603, series unit 304 is connected into the data file management chained list with said chained list node.In addition, series unit 304 with said data file management storage of linked list in second memory 305.Second memory 305 can be the fast volatile memory of access rate, such as RAM, ROM, Cache etc.
Fig. 7 is the synoptic diagram that illustrates according to the storage organization of the physiological parameter data of exemplary embodiment of the present invention.
With reference to Fig. 7, in first memory 101,201 or 301, store a plurality of data files, that is, data file 1, data file 2, data file 3 ..., data file N etc.In second memory 105,205 or 305, store the data file management chained list.Said data file management chained list comprises respectively and the corresponding a plurality of chained list nodes of said a plurality of data files; That is, with data file 1 corresponding chained list node 1, with data file 2 corresponding chained list nodes 2, and data file 3 corresponding chained list nodes 3 ..., with the corresponding chained list node N of data file N etc.Said a plurality of chained list node comprises following information: with the zero-time of physiological parameter data in the corresponding data file of chained list node and concluding time and with the filename of the corresponding data file of chained list node.As shown in Figure 7, said data file management chained list is a doubly linked list.
Though illustrate and described the present invention with reference to certain exemplary embodiments of the present invention; But it will be apparent to one skilled in the art that under situation about not breaking away from and to carry out the various changes on form and the details to it like the spirit and scope of the present invention of claim and equivalent thereof definition.
Claims (29)
1. the storage means of a physiological parameter data, said method comprises:
Every separated predetermined time interval is stored as the individual data file with the physiological parameter data of gathering; Wherein, said data file has the file header of the filename of the zero-time that comprises the physiological parameter data in the said data file and concluding time and said data file.
2. the method for claim 1 also comprises, carries out following steps by said predetermined time interval:
File header based on said data file produces chained list node;
The chained list node that produces is inserted the data file management chained list, and wherein, said data file management chained list comprises a plurality of chained list nodes of link.
3. method as claimed in claim 2, wherein, the step that produces chained list node comprises: with the information mapping in the file header of said data file is chained list node.
4. method as claimed in claim 2, wherein, the step of the chained list node that produces being inserted the data file management chained list comprises: in chronological order said chained list node is inserted the data file management chained list.
5. method as claimed in claim 2 also comprises: store said data file management chained list;
Wherein, the physiological parameter data of gathering is stored in the first memory, with said data file management storage of linked list in second memory.
6. method as claimed in claim 5, wherein, first memory is a nonvolatile memory, second memory is a volatile memory.
7. like claim 1 or 5 described methods, also comprise:
After first memory is filled with, every data file that is based on file header deletion oldest stored in first memory of each data file in the first memory at a distance from said predetermined time interval.
8. method as claimed in claim 7 also comprises:
In deletion in first memory after the data file of oldest stored, deletion in second memory with the corresponding chained list node of this data file.
9. the method for claim 1, wherein said predetermined time interval is one minute.
10. the read method of a physiological parameter data, said method comprises:
Receive some object time;
Search in the data file management chained list and put corresponding chained list node object time; Said data file management chained list comprises a plurality of chained list nodes of link; Each chained list node comprise with the corresponding data file of this chained list node in physiological parameter data zero-time and concluding time and with the filename of the corresponding data file of this chained list node; Wherein, the information in each chained list node is also included within the file header with the corresponding data file of this chained list node;
Read with the corresponding data file of said chained list node in physiological parameter data.
11. method as claimed in claim 10 wherein, is searched in the data file management chained list and is comprised with the step of putting corresponding chained list node object time:
Confirm to put object time the time range of zero-time to the concluding time that whether belongs to each chained list node in the said data file management chained list;
If object time, point belonged to the time range of zero-time to the concluding time of certain chained list node in the said data file management chained list, then confirm this chained list node and object time to put corresponding;
If object time, point did not belong to the time range of zero-time to the concluding time of each chained list node in the said data file management chained list, then confirm not exist the physiological parameter data of some object time.
12. the management method of a physiological parameter data, said method comprises:
A plurality of data files of scanning storage physiological parameter data, wherein, said data file has the file header of the filename of the zero-time that comprises the physiological parameter data in the said data file and concluding time and said data file;
With the information mapping in the file header of said a plurality of data files is chained list node;
Said chained list node is connected into the data file management chained list.
13. method as claimed in claim 12, wherein, a plurality of data files of storage physiological parameter data are stored in the first memory,
Said method also comprises: with said data file management storage of linked list in second memory.
14. method as claimed in claim 13, wherein, first memory is a nonvolatile memory, and second memory is a volatile memory.
15. the memory device of a physiological parameter data, said equipment comprises:
First memory, storage comprises a plurality of data files of physiological parameter data;
The physiological parameter data processing unit; Every separated predetermined time interval stores into physiological parameter data in the first memory and is stored as the individual data file; Wherein, said data file has the file header of the filename of the zero-time that comprises the physiological parameter data in the said data file and concluding time and said data file.
16. equipment as claimed in claim 15 also comprises:
The chained list node generation unit, every at a distance from the file header generation chained list node of said predetermined time interval based on said data file;
Chained list node inserts the unit, and every at a distance from the chained list node insertion data file management chained list of said predetermined time interval with generation, wherein, said data file management chained list comprises a plurality of chained list nodes of link.
17. equipment as claimed in claim 16 wherein, when the chained list node generation unit produces chained list node, is chained list node with the information mapping in the file header of said data file.
18. equipment as claimed in claim 16 wherein, when chained list node insertion unit inserts the data file management chained list with the chained list node that produces, inserts the data file management chained list with said chained list node in chronological order.
19. equipment as claimed in claim 16 also comprises: second memory, store said data file management chained list;
Wherein, first memory is a nonvolatile memory, and second memory is a volatile memory.
20., also comprise like claim 15 or 19 described equipment:
The physiological parameter data updating block, after first memory is filled with, every data file that is based on file header deletion oldest stored in first memory of each data file in the first memory at a distance from said predetermined time interval.
21. equipment as claimed in claim 20 also comprises:
The chained list node updating block, after the data file of physiological parameter data updating block deletion oldest stored in first memory, deletion in second memory with the corresponding chained list node of this data file.
22. equipment as claimed in claim 15, wherein, said predetermined time interval is one minute.
23. the fetch equipment of a physiological parameter data, said equipment comprises:
First memory, storage comprises a plurality of data files of physiological parameter data;
Receiving element receives some object time;
Search the unit; Search in the data file management chained list and put corresponding chained list node object time; Said data file management chained list comprises a plurality of chained list nodes of link; Each chained list node comprise with the corresponding data file of this chained list node in physiological parameter data zero-time and concluding time and with the filename of the corresponding data file of this chained list node, wherein, the information in each chained list node is also included within the file header with the corresponding data file of this chained list node;
Reading unit, from first memory read with the corresponding data file of said chained list node physiological parameter data.
24. equipment as claimed in claim 23 also comprises:
Second memory is stored said data file management chained list.
25. equipment as claimed in claim 24, wherein, first memory is a nonvolatile memory, and second memory is a volatile memory.
26. equipment as claimed in claim 23; Wherein, Search in the data file management chained list when putting corresponding chained list node when searching the unit, search the unit and confirm object time, whether point belonged to the time range of zero-time to the concluding time of each chained list node in the said data file management chained list with object time;
If object time, point belonged to the time range of zero-time to the concluding time of certain chained list node in the said data file management chained list, then search the unit and confirm this chained list node and object time to put corresponding;
If object time, point did not belong to the time range of zero-time to the concluding time of each chained list node in the said data file management chained list, then search the physiological parameter data that some object time is confirmed not exist in the unit.
27. the management equipment of a physiological parameter data, said equipment comprises:
First memory, storage comprises a plurality of data files of physiological parameter data;
Scanning element; A plurality of data files of the storage physiological parameter data in the scanning first memory; Wherein, said data file has the file header of the filename of the zero-time that comprises the physiological parameter data in the said data file and concluding time and said data file;
Map unit is a chained list node with the information mapping in the file header of said a plurality of data files;
Series unit is connected into the data file management chained list with said chained list node.
28. equipment as claimed in claim 27 also comprises:
Second memory is stored said data file management chained list;
Wherein, series unit with said data file management storage of linked list in second memory.
29. equipment as claimed in claim 28, wherein, first memory is a nonvolatile memory, and second memory is a volatile memory.
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