CN101797404B - Remote monitoring system of peritoneal dialysis machines and monitoring method thereof - Google Patents
Remote monitoring system of peritoneal dialysis machines and monitoring method thereof Download PDFInfo
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Abstract
The invention provides a remote monitoring system of peritoneal dialysis machines and a monitoring method thereof. The monitoring system comprises a serial communication module of peritoneal dialysis machines, a GPRS communication module and a monitoring server which is arranged in a monitoring center, a plurality of peritoneal dialysis machines are connected with the GPRS communication module by serial interfaces, and the GPRS communication module is communicated with the monitoring server by a wireless network. The monitoring method comprises the following steps of: inputting abnormal condition information through a peritoneal dialysis machine terminal by a user and sending the abnormal condition information to the GPRS communication module by a serial interface; then, sending the information input by the user to the monitoring server by the GPRS communication module; displaying, counting and storing the data information received by the monitoring server in real time; alarming abnormal dialysis information; sending an abnormal information processing method to the peritoneal dialysis machines in a text message or prompting medical stuff to indicate. The invention has the timely and accurate remote monitoring effect and favorable interaction.
Description
Technical field
The present invention relates to the monitoring field of peritoneal dialysis machine, be specifically related to peritoneal dialysis machine long distance control system and method for supervising thereof.
Technical background
In recent years; External armarium remote monitor supervision area development is swift and violent, and domestic development in this field is barely satisfactory, and the domestic remote monitoring about medical science at present mainly contains two types; One type is exactly more short-range relatively remote monitoring; It mainly is to be applied in the hospital, mainly detects patient's physiological parameter, is 02240185.7 physiological feature remote monitor indicator like the patent No. of people such as Zhou Mingfei invention; It mainly is the physiological feature that detects patient through body temperature trans, respiration pickup, pulse transducer, and through lead data is sent to nurse station.Its monitoring advantage is that real-time is good, and link is built simply, and it is limited that its shortcoming is monitored distance exactly, and monitoring parameter is less, function singleness.Another kind of is exactly monitoring at a distance, in the monitoring system of present type here, mainly is some physiological parameters of obtaining patient through the equipment at some terminals, and these parameters are sent to Surveillance center afterwards through preliminary processing.Surveillance center carries out some simple guidances according to the parameter obtained to the user, and for example the application number of people's invention such as Jefferson P is the long-distance monitorng device and the system of 98801922.1 physiological parameters of patients, and it is the blood glucose that detects patients through some detecting instruments at terminal; In the single-chip microcomputer at terminal, carry out preliminary analysis then; If the connection PC, also can be on computer screen video data, communicate through mobile cellular telephone and center cell simultaneously; The advantage of this invention is to monitor at a distance; Can carry out voice communication, but that its shortcoming is the equipment requirements of terminal client is higher, fixes or portable cell phone etc. like essential a guy's computer, personal computer database, numeral or analog; And with can only carrying out through voice alternately of central monitoring unit; Form is single, and interactivity is poor, causes the physician guidance difficulty.Indication peritoneal dialysis machine long distance control system of the present invention and method for supervising are based on the peritoneal dialysis machine of independent development; This peritoneal dialysis machine not only can carry out real-time monitoring to the whole process of peritoneal dialysis; Can obtain the parameter of dialysis procedure in real time; Like dialysate temperature; Dialysis solution lives/drain age velocity, annotate/discharge opeing volume etc., can also pass through input relevant informations such as button, touch screen simultaneously, pass through screen displaying dialysis machine running status, dialysis parameters, Surveillance center's tutorial message simultaneously.This dialysis machine also is equipped with microphone and receiver and relevant voice processing module simultaneously, with the voice communication of realization with Surveillance center.The result who just investigates does not at present still have relevant license about this field of remote monitoring of peritoneal dialysis machine at home.
Summary of the invention
The objective of the invention is to overcome the above-mentioned deficiency that prior art exists, peritoneal dialysis machine long distance control system and method for supervising thereof are provided.The object of the invention is realized through following technical scheme:
The peritoneal dialysis machine long distance control system; Comprise serial communication modular, the GPRS communication module of peritoneal dialysis machine and be positioned at the monitoring server of Surveillance center; A plurality of peritoneal dialysis machines all are connected with the GPRS communication module through serial line interface, and serial communication modular is accomplished the data reception, data are sent and the serial communication performing a programme; Monitoring server includes data transmit-receive module and dialysis monitoring module; Data transmit-receive module is accomplished reception and the calling control and the function of voice communication of network data, and dialysis monitoring module completion subscriber information management, abnormal information are handled, real time data is monitored, the inquiry of historical data function; Monitoring server stores real time information data base, User Information Database, historical information database and abnormal information data base; GPRS communication module and mobile radio network carry out the wireless telecommunications of data, and mobile radio network and public data network are carried out data wireless communication, and last public data network is carried out wire communication through network interface on the monitoring server and monitoring server; Peritoneal dialysis machine setting, monitoring parameter and dialysis procedure abnormal data and the AT instruction of will dialysing sends to the GPRS communication module through serial ports; The GPRS communication module is packed the dialysis machine data that receive then; And send to the monitoring server on the fixing IP with Transmission Control Protocol or udp protocol (use Transmission Control Protocol for text data, and use udp protocol) for voice messaging; The GPRS communication module is monitored the monitoring server port simultaneously, receives the information that monitoring server sends over, and passes to peritoneal dialysis machine through serial line interface.
In the above-mentioned peritoneal dialysis machine long distance control system; Peritoneal dialysis machine also is connected with LCD MODULE, and LCD MODULE is used to show that current dialysis state, dialysis temperature, dialysate flow rate, dialysis liquid measure, dialysis date and time, dialysis solution stay abdomen time, warning message, physician guidance suggestion and dialysis parameters adjustment; Said monitoring server has the VOIP networking telephone; The VOIP networking telephone links to each other with monitoring server through sound card; Be used to realize the voice communication between monitoring server and the peritoneal dialysis machine; Peritoneal dialysis machine has microphone, receiver, call button, push-to-talk button and cancellation push-to-talk button, and the microphone receiver links to each other with GPRS communication module microphone receiver interface, in order to realize voice messaging collection and broadcast; The serial line interface of peritoneal dialysis machine is a global function RS-232 serial line interface; Said GPRS communication module has 1.5 million Large Volume Data buffer memory, and adopts the command communication and the data communication independent operating mode of serial ports.
In the above-mentioned peritoneal dialysis machine long distance control system; Adopt the mode of order and data message independent communication to move between peritoneal dialysis machine and the GPRS communication module; Command information transmits the AT instruction through the command communication circuit of serial ports; Accomplish the setting of GPRS communication protocol, data packing form, baud rate, data message stays abdomen time, warning message and voice messaging through the tie line transmission dialysis setup parameter of serial ports, current dialysis state, dialysis temperature, dialysate flow rate, physician guidance suggestion, dialysis parameters adjustment, dialysis date and time, dialysis solution; Monitoring server has fixed ip address, is connected with public data network with netting twine through network interface card, adopts the network interface card redundancy, makes monitoring server receive the data that each peritoneal dialysis machine terminal sends over.
The method for supervising of peritoneal dialysis machine long distance control system comprises following content:
When the user finds that the unusual or patient physiological of dialysis parameters is unusual; Touch-screen through the peritoneal dialysis machine terminal has is imported the numbering of already present abnormal conditions or is imported the abnormal conditions description, and this information sends to the GPRS communication module together with corresponding AT instruction through serial line interface; The GPRS communication module is provided with communication protocol, data packing form, baud rate based on the AT instruction that receives then, and the information with user's input sends to monitoring server then;
The data transmit-receive module of monitoring server receives data message; And it is saved among the real time information data base, the dialysis monitoring module of monitoring server fetches data from database read and shows in real time, adds up, and will add up the back data and be saved in the historical information database; The dialysis monitoring module of monitoring server carries out sound and light alarm to the dialysis abnormal information; The abnormal information of will dialysing simultaneously and abnormal information database matching if corresponding occurrence arranged, send to peritoneal dialysis machine with the abnormal information processing method of correspondence with text message; If there is not coupling; The prompting medical personnel instruct, and medical personnel adopt text message to instruct with voice messaging to instruct two kinds of forms to send the abnormal information processing methods, and will dialyse abnormal information and abnormal information processing method of while medical personnel is saved among the abnormal information data base; Said text message comprises two types, and one type is parameter modification information, and second type is the abnormal conditions tutorial message, and two kinds of information are distinguished by the flag bit of information.
In the above-mentioned method for supervising; When the user finds that the unusual or patient physiological of dialysis parameters is unusual; The patient can converse through the call button request of peritoneal dialysis machine and the medical personnel of Surveillance center; Its speech data carries out with medical personnel with the VOIP networking telephone of udp protocol through monitoring server through filtering, coding, encryption, the compression of GPRS then in real time alternately.
Above-mentioned method for supervising in the serial communication control of peritoneal dialysis machine, is provided with one eight long GPRS event flag bytes; First bit representation of this flag byte sends the call sign position, and second bit representation is received the call sign position, and the 3rd bit representation is confirmed the conversation flag bit; The 4th bit representation flag bit of hanging up the telephone; The 5th bit representation sends the Information sign position, and the 6th bit representation receives the Information sign position, and the set action of each flag bit is carried out in data reception and transmission flow; The data transmission flow of the serial communication modular of said peritoneal dialysis machine is following:
(1.1) in dialysis procedure; If the user does not feel like oneself or finds that health has other physically different symptoms; Can pass through button, liquid crystal touch screen to peritoneal dialysis machine input text information, carry out (1.2) then, perhaps press call button; Directly, carry out then (1.3) to the monitoring server request of making a call of Surveillance center;
(1.2) after dialysis machine receives the text message of input, with the transmission Information sign position of interrupt mode set GPRS event flag byte;
(1.3) after peritoneal dialysis machine detects call button and is pressed, the transmission call sign position of set GPRS event flag byte;
(1.4) meanwhile, will dialyse state, dialysis temperature, dialysate flow rate, dialysis date and time, dialysis solution of the every five seconds of peritoneal dialysis machine stays the abdomen time by the packing of setting data form, and the transmission Information sign position of set GPRS event flag byte.
In the above-mentioned method for supervising, it is following that the data of the serial communication modular of said peritoneal dialysis machine receive flow process:
(2.1) whether GPRS communication module real-time listening monitoring server end sends data to peritoneal dialysis machine, continues to monitor as not receiving data; As listened to data and send over, judge the AT instruction that transmit leg sends, as be text message that then execution (2.2) is if (2.3) are then carried out in call request;
(2.2) GPRS communication module transmission AT instructs to peritoneal dialysis machine, makes the reception Information sign position of its set GPRS event flag byte;
(2.3) GPRS communication module transmission AT instructs to peritoneal dialysis machine; Make the receipt of call flag bit of its set GPRS event flag byte; Behind patient's press-to-talk button, the affirmation of peritoneal dialysis machine set GPRS event flag byte conversation flag bit is when the patient can not converse because of environment of living in or other reasons; When pressing the cancellation push-to-talk button, the flag bit of hanging up the telephone of peritoneal dialysis machine set GPRS event flag byte.
In the above-mentioned method for supervising, the serial communication performing a programme of the serial communication modular of peritoneal dialysis machine serial communication modular carries out following operation according to everybody value of GPRS event flag position:
(3.1) judge whether GPRS event flag byte is 0, is 0, expression has no communication request to take place, and program withdraws from; Be not 0, expression has communication request that execution in step (3.2) takes place;
(3.2) judge whether transmission call sign position is 1; Be 1, explain that peritoneal dialysis machine sends call request to Surveillance center, at this moment; The call sign position is sent in the zero clearing of serial communication performing a programme; And send AT to the GPRS communication module and instruct, the GPRS communication module is made a call, then execution in step (3.3) to the monitoring server of Surveillance center; Be 0, then peritoneal dialysis machine does not have call request, program execution in step (3.3);
(3.3) judgement receives whether the call sign position is 1; Be 1, explain that the monitoring server of Surveillance center is initiated audio call to peritoneal dialysis machine, the call sign position is received in the zero clearing of serial communication performing a programme; And to peritoneal dialysis machine transmission acousto-optic hint information, execution in step (3.4) then;
(3.4) judge to confirm whether the conversation flag bit is 1, is 1, the conversation flag bit is confirmed in the zero clearing of serial communication performing a programme; Send the AT instruction of accepting conversation and the AT instruction that communication protocol is udp protocol is set to the GPRS communication module, make the GPRS communication module between peritoneal dialysis machine and monitoring server, set up voice communication link, thereby realize voice communication; Execution in step (3.5) then; Be 0, then show no dial-up request, program execution in step (3.5);
(3.5) judge whether the flag bit of hanging up the telephone is 1, is 1, the serial communication performing a programme zero clearing flag bit of hanging up the telephone, terminated speech conversation simultaneously, execution in step (3.6) then; As be 0, program execution in step (3.6);
(3.6) judge whether transmission Information sign position is 1; Be 1; The Information sign position is sent in the zero clearing of serial communication performing a programme, and to the transmission of GPRS communication module communication protocol being set is the AT instruction of Transmission Control Protocol and the AT instruction of the information of transmission, and the serial communication performing a programme sends to the GPRS communication module with the peritoneal dialysis machine data; The GPRS communication module sends the data to the monitoring server of Surveillance center, then execution in step (3.7); As be 0, execution in step (3.7) then;
(3.7) judge whether reception Information sign position is 1, is 1, and the serial communication performing a programme receives text message; And judge type of info according to the type code position of text message, and parameter change information in this way, the parameter value that then will change is saved to the parameter memory block of dialysis machine storage card; Acousto-optic reminds patient's dialysis parameters when dialysing next time, to revise simultaneously; And modification information is presented on the liquid crystal touch screen, unusual in this way tutorial message then makes the LED lamp of dialysis machine glittering, and prompting has information to receive; Simultaneously tutorial message is presented on the liquid crystal touch screen, program withdraws from then; As be 0, then program withdraws from.
In the above-mentioned method for supervising, the monitoring flow process of monitoring server is following:
(4.1) monitoring server real-time listening peritoneal dialysis machine; When peritoneal dialysis machine sends over data; Data transmit-receive module receives data, if the reception data are text data, then data transmit-receive module carries out preliminary treatment to data; Deposit the real time information data base in dialysis machine numbering, dialysis state, parameter information form in city numbering, the city, then execution in step (4.2); If call request data, then execution in step (4.6);
(4.2) monitoring server extraction data from the real time information data base in real time; And be that element constitutes an aggregate of data with dialysis state and corresponding parameter information; Be element again with the aggregate of data, be numbered row number, be numbered row with the city and number make up a two-dimensional array, judge the value of each aggregate of data in this two-dimensional array successively with dialysis machine in the city; The value of dialysis state is the dialysis normal condition in aggregate of data; Execution in step (4.3) and (4.7) are if be judged as dialysis abnormality information, execution in step (4.5) and (4.7);
(4.3) the monitoring server statistics shows the running status of all peritoneal dialysis machines; To all monitored peritoneal dialysis board numbers, be in the dialysis state the platform number, unusual platform number and concrete certain city peritoneal dialysis board number appear, be in the dialysis state the platform number, unusual platform number occurs and show, show simultaneously unusual peritoneal dialysis machine identification number to occur;
(4.4) if need to show the ruuning situation of a concrete peritoneal dialysis machine then switch to the unit monitoring interface of this peritoneal dialysis machine; The unit monitoring interface mainly shows the essential information, communication state, dialysis temperature real-time curve chart, the dialysis speed real-time curve chart that use this peritoneal dialysis machine user, sets dialysis reservoir quantity/lifting rate, the fluid injection/lifting rate of dialysing at present, set stay the abdomen time, at present stayed the abdomen time, whether warning message and warning message content are arranged; Wherein user basic information comprises address name, address, landline telephone, mobile phone, E-mail address and the state of an illness, carries out simultaneously (4.7);
(4.5) when abnormal conditions appear in peritoneal dialysis machine, monitoring server carries out abnormal information to be handled;
(4.6) data transmit-receive module LED lamp that the monitoring server end is provided with is glittering; Carry out voice suggestion simultaneously; If medical personnel confirm to converse, data transmit-receive module is then set up voice communication link between monitoring server and corresponding peritoneal dialysis machine, and data transmit-receive module is responsible for the speech data that receives is carried out decompress(ion), deciphering, decoding; Speech data to monitoring server collects is encoded, encryption, squeeze operation, guarantees that voice communication carries out glibly; If medical personnel temporarily can not converse with the patient, then refuse call request, behind the end of conversation or after call request was rejected, system made a call record dialysis machine identification number, the time that makes a call, recoil state and end of conversation time;
(4.7) monitoring module extracts and adds up the important parameter in the dialysis procedure in monitoring; Comprise in this dialysis machine identification number, city, the city dialysis machine numbering, dialysis time started, dialysis concluding time, set the fluid injection volume, actual bets liquid is long-pending, set fluid injection speed, average fluid injection speed, surpass maximum fluid injection speed number of times, be lower than minimum fluid injection speed number of times, set stay the abdomen time, actually stay the abdomen time, set the discharge opeing volume, whether actual row liquid is long-pending, set drain age velocity, average drain age velocity, surpass maximum drain age velocity number of times, be lower than minimum drain age velocity number of times, communication quality, abnormal alarm and dialysis and accomplish; When judging that this dialysis just deposits extracting parameter in historical information database when accomplishing, in order to inquiry.
In the above-mentioned method for supervising, when monitoring server has detected abnormal information, just call the abnormal information handling process, concrete operational process is following:
(5.1) reception abnormal information data judge according to dialysis status information wherein which kind of abnormal information this belongs to unusually, and are unusual as if belonging to patient physiological, then execution in step (5.2); If it is unusual to belong to dialysis procedure, then get into step (5.4);
(5.2) search in existing abnormal information data base according to physically different information, see the case that whether has coupling, if having, then the measure data packing instructed with this case sends to corresponding peritoneal dialysis machine, if do not have, and execution in step (5.3) then;
(5.3) the prompting medical personnel of Surveillance center answer; Medical personnel take the mode of text message to carry out specialized guidance; Or directly carry out speech communication with the patient, if medical personnel adopt text message to instruct, then pass through keyboard and mouse typing tutorial message; Monitoring server sends to data transmit-receive module with tutorial message, and data transmit-receive module sends to corresponding peritoneal dialysis machine according to the peritoneal dialysis machine identification number with information; Carry out speech communication like needs; Monitoring server will be initiated voice call request to the peritoneal dialysis machine of correspondence; The guidance of after the patient confirms, directly conversing, when this instruct finish after, medical personnel carry out manual entry with these abnormal conditions and processing method; And be saved among the abnormal information data base, in order to coupling next time;
(5.4) the abnormal information type is extracted in the monitoring server analysis; Annotate in this way that drain age velocity is unusual, temperature anomaly or liquid-filling-discharging be long-pending unusual; Then sending warning information prompting user solves; As it is improper to belong to the dialysis parameters setting, then shows the relevant parameter suggestion for revision at monitoring interface, after medical personnel confirm, sends parameter value and gives peritoneal dialysis machine.
Compared with prior art, the present invention has following advantage and effect:
Peritoneal dialysis machine long distance control system of the present invention; Owing to utilized powerful GPRS cordless communication network, thereby the region restriction that peritoneal dialysis machine is used reduces greatly, because of GPRS network is to charge by flow; Its operating cost is lower; Monitoring server adopts fixedly IP simultaneously, carries out the network interface card redundancy simultaneously, thereby realizes many monitoring that dialysis machine is safe and reliable.In addition, monitoring server and peritoneal dialysis machine adopt text and voice to communicate, and make the patient can obtain timely, accurate, professional medical care and instruct, and the interactivity of this monitoring system is greatly improved.
This monitoring system is at the mobile communication technology of customer end adopted based on GPRS; Thereby solve the defective that medical apparatus and instruments can't move and environment for use can't be carried out wired networking; Simultaneously because be based on GPRS network, thereby can well solve the limited problem of monitoring distance with high coverage rate.And at the monitoring server end, we adopt fixedly IP, thereby realize the monitoring to many dialysis machines.Monitoring server can receive several data such as dialysis real-time parameter, equipment running status, patient be physically different, and different data are shown, add up, preserve.Thereby solved the shortcoming of monitoring system monitoring worker function singleness.Simultaneously, can carry out text message and voice communication between monitoring server and the terminal dialysis machine, thereby solve problems such as the monitoring system interactivity is poor, physician guidance difficulty.In addition, server abnormal conditions that dialysis machine is sent can be carried out intellectuality, multi-form guidance according to the match condition of at present unusual case database.
Description of drawings
Fig. 1 is the structure schematic diagram of peritoneal dialysis machine long distance control system in the embodiment;
Fig. 2 is as the circuit block diagram of the peritoneal dialysis machine communication interface of slave computer in the embodiment;
Fig. 3 is film dialysis machine serial communication modular data transmission flow figure in the embodiment;
Fig. 4 is that peritoneal dialysis machine serial communication modular data receive flow chart in the embodiment;
Fig. 5 is the program flow diagram of peritoneal dialysis machine serial communication modular serial communication performing a programme in the embodiment;
Fig. 6 is the functional block diagram of monitoring server in the embodiment;
Fig. 7 is the real-time monitoring flow chart of monitoring server in the embodiment;
Fig. 8 is the abnormal information process chart of monitoring server in the embodiment.
The specific embodiment
In this specific embodiment: the peritoneal dialysis machine long distance control system; Comprise ipc monitor server and slave computer peritoneal dialysis machine; In the control circuit of peritoneal dialysis machine, add GPRS communication module and LCD MODULE call button, push-to-talk button and the button of hanging up the telephone; Peritoneal dialysis machine setup parameter, monitoring parameter and dialysis procedure abnormal data and the AT instruction of will dialysing sends to the GPRS communication module through serial ports; The GPRS communication module is packed the dialysis machine data that receive by the form that provides in advance then, and sends to the monitoring server on the fixing IP with Transmission Control Protocol.Simultaneously the GPRS communication module is monitored Service-Port, the dependent instruction information that reception server sends over and handle tutorial message, thus and pass to dialysis machine through serial ports and on liquid crystal display screen, show relevant information.When the user finds to dialyse when unusual or physically different, to import already present abnormal conditions numbering or import abnormal conditions and describe through the touch screen at dialysis machine terminal, this information sends to the GPRS communication module together with corresponding AT instruction through serial ports; If patient's sensation more seriously can be conversed through the terminal call button request of dialysis machine and the medical personnel of Surveillance center, its speech data is through filtering, coding, encryption, compression, then with real-time the carrying out alternately with Surveillance center of udp protocol.Have fixedly monitor service and the public data network of IP and carry out wired connection, adopt the network interface card redundancy simultaneously, thereby guarantee the data that each peritoneal dialysis machine sends over that receive that server can be safe and reliable.For the data that monitoring server receives, the monitoring system of monitoring server shows in real time, adds up, preserves, and the abnormal information that will dialyse among abnormal information and the abnormal information data base of monitoring server is mated then; If any corresponding occurrence, the correspondence processing is sent to peritoneal dialysis machine with text message, if there is not coupling; The prompting medical personnel instruct, and medical personnel can adopt text to instruct and two kinds of forms of voice guidance, instruct like text; Medical personnel are through the keyboard and mouse typing tutorial message of monitoring server; Monitoring server sends to corresponding peritoneal dialysis machine with tutorial message, and system will extract Exception Type automatically and handling suggestion deposits the abnormal data storehouse in, so that the abnormal information of next time coupling; If adopt voice guidance; Then can directly select the peritoneal dialysis machine identification number to send voice call request, after obtaining the user and confirming, carry out voice guidance.
Front summary of the invention part has been made detailed description to the present invention, further specifies realization of the present invention below more in conjunction with the accompanying drawings, and following content is not the qualification to protection domain of the present invention only as embodiment.
As shown in Figure 1, the peritoneal dialysis machine long distance control system comprises monitoring server, GPRS communication module and peritoneal dialysis machine (in have serial communication modular).
The ipc monitor server adopts network interface card redundancy and viop Internet telephony.
Slave computer peritoneal dialysis machine, its communications portion adopt the GPRS communication module to carry out data communication through mobile radio networks and public data network and monitoring server.
As shown in Figure 2, in the peritoneal dialysis machine telecommunication circuit, adopt the RS232 serial line interface to connect the GPRS communication module.In this connects; RS232 is the global function interface, and the GPRS communication module has 1.5 million Large Volume Data buffer memory, and adopts the command communication and the data communication independent operating mode of serial ports; The text of having relatively high expectations for correctness transmits; Adopt TCP communication protocol,, adopt UDP communication protocol for the voice communication that real-time is had relatively high expectations.Adopt different communication protocol based on different data types, thereby guarantee that monitoring system has higher monitoring precision and smooth interactive voice.
As shown in Figure 3, after dialysis machine brought into operation, the data router flow process of peritoneal dialysis machine serial communication modular was following:
(1.1) in dialysis procedure; If the user does not feel like oneself or finds that health has other physically different symptoms; Can pass through button, liquid crystal touch screen to peritoneal dialysis machine input text information, carry out (1.2) then, perhaps press call button; Directly, carry out then (1.3) to the monitoring server request of making a call of Surveillance center;
(1.2) after dialysis machine receives the text message of input, with the transmission Information sign position of interrupt mode set GPRS event flag byte;
(1.3) after peritoneal dialysis machine detects call button and is pressed, the transmission call sign position of set GPRS event flag byte;
(1.4) meanwhile, will dialyse state, dialysis temperature, dialysate flow rate, dialysis date and time, dialysis solution of the every five seconds of peritoneal dialysis machine stays the abdomen time by the packing of setting data form, and the transmission Information sign position of set GPRS event flag byte.
As shown in Figure 4, in the peritoneal dialysis machine running, it is following that the data of peritoneal dialysis machine serial communication modular receive program circuit:
(2.1) whether GPRS communication module real-time listening monitoring server end sends data to peritoneal dialysis machine; As do not receive data and continue to monitor; As listened to data and send over, judge the AT instruction that transmit leg sends, if the AT instruction contains CNMI; The information that send this moment is text message, then carries out (2.2), if the AT instruction is for containing CLIP; The information that send this moment is linguistic information, then carries out (2.3);
(2.2) GPRS communication module transmission AT instructs to peritoneal dialysis machine, makes the reception Information sign position of its set GPRS event flag byte;
(2.3) GPRS communication module transmission AT instructs to peritoneal dialysis machine; Make the receipt of call flag bit of its set GPRS event flag byte; Behind patient's press-to-talk button, the affirmation of peritoneal dialysis machine set GPRS event flag byte conversation flag bit is when the patient can not converse because of environment of living in or other reasons; When pressing the cancellation push-to-talk button, the flag bit of hanging up the telephone of peritoneal dialysis machine set GPRS event flag byte.
As shown in Figure 5, after dialysis machine brought into operation, the serial communication performing a programme of peritoneal dialysis machine serial communication modular carried out following operation according to everybody value of GPRS event flag position:
(3.1) judge whether GPRS event flag byte is 0, is 0, expression has no communication request to take place, and program withdraws from; Be not 0, expression has communication request that execution in step (3.2) takes place;
(3.2) judge whether transmission call sign position is 1; Be 1, explain that peritoneal dialysis machine sends call request to Surveillance center, at this moment; The call sign position is sent in the zero clearing of serial communication performing a programme; And send AT to the GPRS communication module and instruct, the GPRS communication module is made a call, then execution in step (3.3) to the monitoring server of Surveillance center; Be 0, then peritoneal dialysis machine does not have call request, program execution in step (3.3);
(3.3) judgement receives whether the call sign position is 1; Be 1, explain that the monitoring server of Surveillance center is initiated audio call to peritoneal dialysis machine, the call sign position is received in the zero clearing of serial communication performing a programme; And to peritoneal dialysis machine transmission acousto-optic hint information, execution in step (3.4) then;
(3.4) judge to confirm whether the conversation flag bit is 1, is 1, the conversation flag bit is confirmed in the zero clearing of serial communication performing a programme; Send the AT instruction of accepting conversation and the AT instruction that communication protocol is udp protocol is set to the GPRS communication module, make the GPRS communication module between peritoneal dialysis machine and monitoring server, set up voice communication link, thereby realize voice communication; Execution in step (3.5) then; Be 0, then show no dial-up request, program execution in step (3.5);
(3.5) judge whether the flag bit of hanging up the telephone is 1, is 1, the serial communication performing a programme zero clearing flag bit of hanging up the telephone, terminated speech conversation simultaneously, execution in step (3.6) then; As be 0, program execution in step (3.6)
(3.6) judge whether transmission Information sign position is 1; Be 1; The Information sign position is sent in the zero clearing of serial communication performing a programme, and to the transmission of GPRS communication module communication protocol being set is the AT instruction of Transmission Control Protocol and the AT instruction of the information of transmission, and the serial communication performing a programme sends to the GPRS communication module with the peritoneal dialysis machine data; The GPRS communication module sends the data to the monitoring server of Surveillance center, then execution in step (3.7); As be 0, execution in step (3.7) then;
(3.7) judge whether reception Information sign position is 1, is 1, and the serial communication performing a programme receives text message; And judge type of info according to the type code position of text message, and parameter modification information in this way, for example: the information type flag bit is 1; Revising the dialysis liquid measure is 2000ml, and it is 120min that the abdomen time is stayed in dialysis, the parameter value WeightSet=2000 that then will change; TickaTime=120 is saved to the parameter memory block of dialysis machine storage card, and acousto-optic reminds patient's dialysis parameters when dialysing next time, to revise simultaneously, and modification information is presented at the lcd touch information displayed on screen: revising the dialysis liquid measure is 2000ml; It is 120min that the abdomen time is stayed in dialysis; Unusual in this way tutorial message, for example: the information type flag bit is 0, for the instruction of feeling the problem that the abdominal cavity is uncomfortable is: the suggestion patient changes the dialysis posture or comes examination in hospital; Then make dialysis machine LED lamp glittering; Prompting has information to receive, and on liquid crystal touch screen, shows simultaneously: the suggestion patient changes the dialysis posture or comes examination in hospital, and program withdraws from then; As be 0, then program withdraws from.
As shown in Figure 6, in the ipc monitor server, mainly be divided into two big modules, accomplish five functional:
Data transmit-receive module: data transmit-receive function, calling control function of voice communication.
Data transmit-receive function: the framework that in this server, adopts data transmit-receive and data monitoring to be separated; The data reception portion branch of monitoring system is the communication module based on ICP/IP protocol that adopts the VC language; Simultaneously for giving full play to the great ability of VC Language Processing data; In the process of data transmit-receive, data are carried out preliminary processing, to reduce the difficulty of monitor portion date processing.
Call out the control function of voice communication: this function is mainly accomplished the control of calling, as sending, accepting audio call, simultaneously speech data is carried out encoding and decoding, encryption and decryption and decompression.
The dialysis monitoring module: the data to the data transceiver module receives are further handled, and to these data show, statistical analysis, record, inquiry, accomplish management simultaneously to user profile.The major function of its completion is:
(1) subscriber information management function: information such as dialysis machine numbering, running status, maintenance record, operation starting time in information such as peritoneal dialysis machine identification number, city title, the city of peritoneal dialysis machine itself and dialysis machine user profile such as address name, address, landline telephone, mobile phone, E-mail address, state of an illness information are managed.
Because in the process of supervisory control system running, constantly have new user's adding, the change of user profile, user's deletion.Can inquire about simultaneously an appointment or entire city or all dialysis machine and user profile thereof as required.Therefore information management system is mainly accomplished typing, modification, deletion and the query function of information.
(2) abnormal information processing capacity: it mainly is to realize three kinds of different processing modes to two kinds of different anomalies information that the abnormal information of native system is handled.Two kinds of abnormal informations are: one; The abnormal information that dialysis machine occurs in dialysis procedure;, temperature transducer unusual like LOAD CELLS is unusual, the fluid injection velocity anomaly, and the fluid injection volume is unusual, stay the abdomen time anomaly, drain age velocity is unusual, the discharge opeing volume is unusual, temperature control abnormity etc.; Two, patient is physically different, has or not red, swollen, burning pain, secretions or granulation tissue growth like the Dialysis tubing exit, and whether patient the abdominal cavity malaise symptoms occurs, and whether Dialysis tubing situation such as infection take place.For various situation, monitoring system will be taked different measure, mainly comprise: one, and send parameter modification information and repair dialysis parameters; Two, send coupling tutorial message or doctor's tutorial message among the abnormal information data base; Three, send call request signal, directly converse.
(3) real time data control function: this function is mainly accomplished the butt joint dialysis data of receiving and is carried out real-time real display monitoring; Its display mode has two kinds: global data shows; Main data presented comprises the total platform number of present dialysis machine, current platform number, current operating number, the total platform number of dialysis machine operation troubles, individual city operations CCS casual clearing station number that operating number, each city have and the details that various faults take place of being in; The unit data show; The unit monitoring interface mainly shows the essential information, communication state, dialysis temperature real-time curve chart, the dialysis speed real-time curve chart that use this peritoneal dialysis machine user, sets dialysis reservoir quantity/lifting rate, the fluid injection/lifting rate of dialysing at present, set stay the abdomen time, at present stayed the abdomen time, whether warning message and warning message content are arranged, wherein user basic information comprises address name, address, landline telephone, mobile phone, E-mail address and the state of an illness.The realization of its monitoring is to the abnormal information data execute exception message processing flow of receiving, for the dialysis data that receive, monitoring system compares itself and the dependent thresholds of setting in advance; Thereby judge whether it is unusual; As unusually, according to the reason of unusual generation, like the undesired temperature anomaly that causes of heating system; Dialysis tubing bending, block cause that flow velocity is unusual, LOAD CELLS fault generating liquid-filling-discharging is long-pending unusual etc., instruct accordingly.
(4) the inquiry of historical data function: can realize to entire city or certain concrete dialysis machine confirm in the time or the inquiry of the dialysis situation in free; As the condition that inquiry is set is: Guangzhou; Peritoneal dialysis machine identification number: GZ001, time period such as 2008-8-8 are to 2009-10-23.
As shown in Figure 7, behind the startup monitoring server, the monitoring flow process of monitoring server monitoring system is following:
(4.1) monitoring server real-time listening peritoneal dialysis machine; When peritoneal dialysis machine sends over data; Data transmit-receive module receives data, if the reception data are text data, then data transmit-receive module carries out preliminary treatment to data; Deposit the real time information data base in dialysis machine numbering, dialysis state, parameter information form in city numbering, the city, then execution in step (4.2); If call request data, then execution in step (4.6);
(4.2) monitoring system extraction data from the real time information data base in real time, and be that element constitutes an aggregate of data with dialysis state and corresponding parameter information, be element again with the aggregate of data; Be numbered row number, be numbered row with the city and number make up a two-dimensional array with dialysis machine in the city, for example: the data of first row, first row of two-dimensional array are that Guangzhou " the dialysis machine numbering city in " is the information that 1 peritoneal dialysis machine sends over, and the data of the first row secondary series of two-dimensional array are that Shenzhen's " dialysis machine is numbered in the city " is the data that 1 peritoneal dialysis machine sends over; Judge the value of each aggregate of data in this two-dimensional array then successively, the value of dialysis state is 10 for the dialysis normal condition like the dialysis state in aggregate of data; The present state of its this peritoneal dialysis machine of expression is the fluid injection stage, and state is normal, and the parameter information of its back is: the dialysate temperature of this moment; This moment completed dialysis solution reservoir quantity; This moment, execution in step (4.3) and (4.7) if be judged as dialysis abnormality information, was 31 like the dialysis state; Its this peritoneal dialysis machine of expression occurs unusual at blowdown period; Its corresponding abnormal information type has a byte representation of back, and for example, the unusual of this byte first bit representation is that the waste fluid bag LOAD CELLS is unusual; Second is that pipeline obstruction is unusual ..., carry out execution in step (4.5) and (4.7) then;
(4.3) the monitoring system statistics shows the running status of all peritoneal dialysis machines; To all monitored peritoneal dialysis board numbers, be in the dialysis state the platform number, unusual platform number and concrete certain city peritoneal dialysis board number appear, be in the dialysis state the platform number, unusual platform number occurs and show, show simultaneously unusual peritoneal dialysis machine identification number to occur;
(4.4) if need to show the ruuning situation of a concrete peritoneal dialysis machine then can switch to the unit monitoring interface of this peritoneal dialysis machine; The unit monitoring interface mainly shows the essential information, communication state, dialysis temperature real-time curve chart, the dialysis speed real-time curve chart that use this peritoneal dialysis machine user, sets dialysis reservoir quantity/lifting rate, the fluid injection/lifting rate of dialysing at present, set stay the abdomen time, at present stayed the abdomen time, whether warning message, warning message content are arranged; Wherein user basic information comprises address name, address, landline telephone, mobile phone, E-mail address, the state of an illness, carries out simultaneously (4.7);
(4.5) when abnormal conditions appear in peritoneal dialysis machine, monitoring system is carried out abnormal information and is handled;
(4.6) it is glittering that data transmit-receive module makes the LED lamp; Carry out voice suggestion simultaneously; If medical personnel confirm to converse, data transmit-receive module is then set up voice communication link between monitoring system and corresponding peritoneal dialysis machine, and data transmit-receive module is responsible for the speech data that receives is carried out decompress(ion), deciphering, decoding; Speech data to monitoring system collects is encoded, encryption, squeeze operation, guarantees that voice communication carries out glibly.If medical personnel temporarily can not converse with the patient because of some reason, then refuse call request.Behind the end of conversation or after call request was rejected, system made a call record dialysis machine identification number, the time that makes a call, recoil state (confirming to converse or refuse call request), end of conversation time;
(4.7) monitoring module extracts and adds up the important parameter in the dialysis procedure in monitoring; Comprise in this dialysis machine identification number, city, the city dialysis machine numbering, dialysis time started, dialysis concluding time, set the fluid injection volume, actual bets liquid is long-pending, set fluid injection speed, average fluid injection speed, surpass maximum fluid injection speed number of times, be lower than minimum fluid injection speed number of times, set stay the abdomen time, actually stay the abdomen time, set the discharge opeing volume, actual row liquid is long-pending, set drain age velocity, average drain age velocity, surpass maximum drain age velocity number of times, be lower than minimum drain age velocity number of times, whether communication quality, abnormal alarm, dialysis accomplish; When judging that this dialysis just deposits extracting parameter in historical information database when accomplishing, so that inquiry.
As shown in Figure 8, when monitoring system has detected abnormal information, just call the abnormal information handling procedure, the operational process of this program is following:
(5.1) reception abnormal information data judge according to dialysis status information wherein which kind of abnormal information this belongs to unusually, and are unusual as if belonging to patient physiological, then execution in step (5.2); If it is unusual to belong to dialysis procedure, then get into step (5.4);
(5.2) search in existing abnormal information data base according to physically different information, see the case that whether has coupling, if having, then the measure data packing instructed with this case sends to corresponding peritoneal dialysis machine, if do not have, and execution in step (5.3) then;
(5.3) the LED lamp of monitoring system is glittering; The prompting medical personnel of Surveillance center answer, and medical personnel can take the mode of text message to carry out specialized guidance, also can be directly and the patient carry out speech communication; If medical personnel adopt text message to instruct; For example: the abdominal cavity malaise symptoms occurs to the patient, it can pass through keyboard and mouse typing tutorial message, for example advises that the patient changes the dialysis posture or comes examination in hospital etc.; Monitoring system sends to data transmit-receive module with tutorial message, and data transmit-receive module sends to corresponding peritoneal dialysis machine according to the peritoneal dialysis machine identification number with information; Carry out speech communication like needs; Monitoring system will be initiated voice call request to the peritoneal dialysis machine of correspondence; The guidance of after the patient confirms, directly conversing, when this instruct finish after, medical personnel carry out manual entry with these abnormal conditions and processing method; And be saved among the abnormal information data base, in order to coupling next time;
(5.4) the abnormal information type is extracted in the monitoring system analysis; Annotate in this way that drain age velocity is unusual, temperature anomaly or liquid-filling-discharging be long-pending unusual, then send warning information prompting user and solve, as belong to dialysis parameters set improper; Then show the relevant parameter suggestion for revision at monitoring interface; For example, increase dialysis solution and stay the abdomen time, increase dialysis liquid measure etc., after medical personnel confirm, send parameter value and give peritoneal dialysis machine.
Claims (3)
1. peritoneal dialysis machine long distance control system; It is characterized in that comprising serial communication modular, the GPRS communication module of peritoneal dialysis machine and be positioned at the monitoring server of Surveillance center; A plurality of peritoneal dialysis machines all are connected with the GPRS communication module through serial line interface, and serial communication modular is accomplished the data reception, data are sent and the serial communication performing a programme; Monitoring server includes data transmit-receive module and dialysis monitoring module; Data transmit-receive module is accomplished reception and the calling control and the function of voice communication of network data, and dialysis monitoring module completion subscriber information management, abnormal information are handled, real time data is monitored, the inquiry of historical data function; Monitoring server stores real time information data base, User Information Database, historical information database and abnormal information data base; GPRS communication module and mobile radio network carry out the wireless telecommunications of data, and mobile radio network and public data network are carried out data wireless communication, and last public data network is carried out wire communication through network interface on the monitoring server and monitoring server; Peritoneal dialysis machine setting, monitoring parameter and dialysis procedure abnormal data and the AT instruction of will dialysing sends to the GPRS communication module through serial ports; The GPRS communication module is packed the dialysis machine data that receive then, and sends to the monitoring server on the fixing IP with Transmission Control Protocol or udp protocol; The GPRS communication module is monitored the monitoring server port simultaneously, receives the information that monitoring server sends over, and passes to peritoneal dialysis machine through serial line interface.
2. peritoneal dialysis machine long distance control system according to claim 1; It is characterized in that peritoneal dialysis machine also is connected with LCD MODULE, LCD MODULE is used to show that current dialysis state, dialysis temperature, dialysate flow rate, dialysis liquid measure, dialysis date and time, dialysis solution stay abdomen time, warning message, physician guidance suggestion and dialysis parameters adjustment; Said monitoring server has the VOIP networking telephone; The VOIP networking telephone links to each other with monitoring server through sound card; Be used to realize the voice communication between monitoring server and the peritoneal dialysis machine; Peritoneal dialysis machine has microphone, receiver, call button, push-to-talk button and cancellation push-to-talk button, and the microphone receiver links to each other with GPRS communication module microphone receiver interface, in order to realize voice messaging collection and broadcast; The serial line interface of peritoneal dialysis machine is a global function RS-232 serial line interface; Said GPRS communication module has 1.5 million Large Volume Data buffer memory, and adopts the command communication and the data communication independent operating mode of serial ports.
3. peritoneal dialysis machine long distance control system according to claim 1; It is characterized in that: adopt the mode of order and data message independent communication to move between peritoneal dialysis machine and the GPRS communication module; Command information transmits the AT instruction through the command communication circuit of serial ports; Accomplish the setting of GPRS communication protocol, data packing form, baud rate, data message stays abdomen time, warning message and voice messaging through the tie line transmission dialysis setup parameter of serial ports, current dialysis state, dialysis temperature, dialysate flow rate, physician guidance suggestion, dialysis parameters adjustment, dialysis date and time, dialysis solution; Monitoring server has fixed ip address, is connected with public data network with netting twine through network interface card, adopts the network interface card redundancy, makes monitoring server receive the data that each peritoneal dialysis machine terminal sends over.
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