CN103561093A - Wireless programmed control system of implantable medical device - Google Patents
Wireless programmed control system of implantable medical device Download PDFInfo
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- CN103561093A CN103561093A CN201310538102.4A CN201310538102A CN103561093A CN 103561093 A CN103561093 A CN 103561093A CN 201310538102 A CN201310538102 A CN 201310538102A CN 103561093 A CN103561093 A CN 103561093A
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Abstract
The invention provides a wireless programmed control system of an implantable medical device. The wireless programmed control system comprises the implantable medical device, a first controller, a second controller, a third controller, a first-stage communication device, an intermediate-stage communication device and a last-stage communication device. First wireless communication connection can be established between the intermediate-stage communication device and the first-stage communication device, and second wireless communication connection can be established between the intermediate-stage communication device and the last-stage communication device; first formats are adopted in the first wireless communication connection for data transmission, and second formats are adopted in the second wireless communication connection for data transmission. The wireless programmed control system is free from line constraint through wireless communication technologies like Bluetooth, Zigbee and BAN (wireless body area network), effective working distance is enlarged, and therefore the performance of the whole programmed control system is improved.
Description
Technical field
The present invention relates to software, radio communication and implantable medical technical field, particularly a kind of wireless program-controlled system of implantable medical devices.
Background technology
In implantable medical devices, nerve stimulator, with current impulse to a certain degree, carries out chronic electrical stimulation to target spot nerve, effectively controls the symptom of functional nerve disease and mental illness.Nerve stimulator and the indication thereof of U.S. FDA approval comprise: brain depth stimulator treatment is trembled, Parkinson's, myodystony, obsession, vagus nerve stimulator treatment epilepsy, depression, SCS device treatment pain, the sacral nerve stimulation device treatment urinary incontinence etc.
In the therapeutic process of implantable medical devices, needs of patients regularly goes to hospital to follow up a case by regular visits to after surgery, play on the one hand monitoring function, be doctor by observing patient's amelioration of disease situation, use program control instrument to obtain stimulator information, as battery electric quantity, electrode impedance, stimulation parameter etc., play on the other hand programmable function, be doctor according to the situation of change of conditions of patients and medication, use program control instrument to adjust stimulation parameter, thereby make patient obtain better curative effect.
Typically, original Medical program-controlled system adopts cable communicating technology, utilizes the modes such as Serial Port Line to realize the transmission of program control command and running parameter.This kind of mode can be subject to the restriction of line length and the constraint of space layout in clinical practice, doctor and needs of patients keep relatively-stationary attitude in the clear space of certain limit, bring very large inconvenience to doctor and patient's use, the fault that circuit occurs brings very large risk also can to patient's health.Simultaneously, because electronic technology updates, increasingly mature wireless communication technology has replaced the technology of original wire communication gradually, the electronic product of support of wireless communication technology replaces gradually and uses the electronic product of cable technology and more and more occupied consumer electronics market, therefore original Medical program-controlled system in the support of hardware worse and worse, faces the destiny being eliminated.
As mentioned above, the wireless program-controlled of implantable medical devices becomes problem demanding prompt solution.Utilize existing wireless communication technology, the present invention proposes a kind of solution for implantable medical devices wireless program-controlled, can solve restriction and inconvenience that in implantable medical devices stored program controlled, wire link brings, its a kind of application is exactly in embedded nerve stimulator field.
Summary of the invention
For achieving the above object, one embodiment of the present of invention propose a kind of wireless program-controlled system of implantable medical devices, comprising: implantable medical devices, the first controller and primary communication device, second controller and intergrade communicator, the 3rd controller and final stage communicator.
In one embodiment of the invention, described implantable medical devices is implanted in patient body, comprises circuit, electrode, top cover, shell, battery module, neural by electrostimulation target spot, treatment patient mental illness.
Described implantable medical devices has unique sequence number, as its identify label.
Described primary communication device, is connected with described the first controller.
Described primary communication device is set up described the first radio communication with described intergrade communicator and is connected.
Described the first radio communication connects, use the wireless communication protocols such as bluetooth, zigbee, BAN, in point-to-point mode, and use the first form to transmit data, comprise that described the first controller sends described director data and described second controller sends the telemetry of described implantable medical devices to described the first controller to described second controller.
Preferably, if choice for use Bluetooth wireless technology, described primary communication device and described intergrade communicator use the hardware of supporting bluetooth 4.0 agreements.
Preferably, if choice for use Bluetooth wireless technology, described the first radio communication connects uses low-power consumption Bluetooth protocol in bluetooth 4.0, to reduce the power consumption of equipment.
Preferably, during described the first radio communication connects, equipment room arranges pair-wise key, and can to key, modify by programming mode.
Described intergrade communicator, is connected with described second controller.
Described intergrade communicator can be set up the first radio communication with described primary communication device and be connected, and can set up the second radio communication with described final stage communicator and be connected.
Described the second radio communication connects, use amplitude modulation(PAM) and/or warbled analogue modulation system, or adopt the digital modulation mode of amplitude-shift keying ASK, frequency shift keying fsk, pulse position modulation PPM, to be different from the second form of described the first form, transmit data, comprise that director data from described the first controller to described the 3rd controller and described the 3rd controller that described second controller sends from send the telemetry of described implantable medical devices to described second controller.
Preferably, described intergrade communicator has manual-lock and automatic closing function, closes, to reduce the power consumption of described second controller in the time of can or sending data in long-time not reception.
Preferably, described intergrade communicator has unique hardware address, so that whether described primary communication device identification target intergrade communicator is legal.
Described final stage communicator, is connected with described the 3rd controller.
Described final stage communicator can be set up described the second radio communication with described intergrade communicator and be connected.
In one embodiment of the invention, described the first controller is portable mobile apparatus, such as panel computer, smart mobile phone, PDA etc.
Described the first controller comprises Mobile operating system, Medical program-controlled system, data base management system, power module, terminal equipment.
Described Mobile operating system is the running environment of software on described second controller.
Preferably, described Mobile operating system can be selected Android, ios, windows phone8, windows mobile etc.
Described data base management system, runs on described Mobile operating system, and the telemetry that described primary communication device is received is stored and safeguarded.
Preferably, described data base management system can be selected embedded data base management system SQLite.
Described terminal equipment, for receiving operator's input, and shows various information to operator.
Preferably, described display terminal and input equipment can be selected multi-point touch capacitive touch screen, support various gestures operation.
Described power module, for described the first controller provides work required voltage.
Described Medical program-controlled system, for running on the software on described Mobile operating system, its development language is selected according to described Mobile operating system, if select Android system, uses java as programming language.Described Medical program-controlled system can be carried out operation and controlling to described the first controller and described primary communication device, comprises wireless communications management module, programmed communication module, database management module, mistake processing module;
Described wireless communications management module is responsible for realizing foundation and the management communicating to connect between described primary communication device and described intergrade communicator.Whether this module can be identified target intergrade communicator and final stage communicator that described primary communication device connects legal, can adopt the methods such as described intergrade communicator hardware address, described implantable medical devices sequence number to identify, guarantee the correctness of each intermodule point to point connect of wireless program-controlled system.
Described programmed communication module, realizes the transmission of director data, telemetry between described elementary same communicator, described intergrade communicator, described final stage communicator;
Described programmed communication module, has flow process control ability while sending director data, number of times and the time interval that accurately control command sends, can be realized by multi-thread programming;
Described programmed communication module, by increasing redundant bit information, realizes the function of check communication data correctness or correction communication data mistake, to improve communication reliability;
Preferably, error detection code can be used parity check, cyclic redundancy check (CRC) etc.; Error correcting code can be used Hamming code, Binary Convolutional Code etc.
Described database management module, is obtained and is connected with described data base management system by particular technology (as: JDBC), use standard method (as SQL) that described data base management system provides to as described in data base management system operate; The data analysis that this module receives described primary communication device is stored after processing, data query function is provided simultaneously, historical for the treatment of doctor's reference patient, help doctor to formulate patient's treatment plan, described implantable medical devices is selected to suitable running parameter and mode of operation.
Preferably, described database management module, set up parametric data table, patient information tables of data and the information about doctor tables of data of implantable medical devices, and whether there is identical recordings in can judging tables of data when storage information, if had, upgrade it, avoid data redundancy, simultaneously, when storage data, also need to check that whether its data are legal.
Preferably; the data query function of described database management module; operator can be according to various ways combinatorial searchs such as patient's name, implantable medical devices sequence number, times; and obtain the corresponding information of different rights according to operator's identity, to protect important data and patient's privacy.
Preferably, the data in described data base management system are carried out to timed backup, in case artificial malice or Force Majeure cause cause data make mistakes or lose.
Described wrong processing module, the software that described wireless program-controlled system is occurred or the fault on hardware are pointed out and are processed.
Preferably, the software error that described wrong processing module causes for user's misoperation, ejects information, and guides user operates to recover normal condition.
Preferably, for program control failed situation, described wrong processing module can be determined the reason of makeing mistakes, and provides possible solution (as restarting Medical program-controlled system, changer controller battery etc. more).
Preferably; described wrong processing module is for the gross error that may destroy data message; first deposit current data in buffer memory in described data base management system, forced termination or restart described Medical program-controlled system afterwards, with integrality and the correctness of protected data.
Preferably, described the first controller can help operator to manage described data base management system by installation database gui management instrument, as: aSQLiteManager, SQLite Expert, SQLite Administrator etc.
In one embodiment of the invention, described second controller comprises microprocessor module and power module;
Described microprocessor module, controls each parts and described intergrade communicator in described second controller, and carries out computing to receiving with the data that send, and comprises the conversion between the first data format and the second data format;
Described power module, provides described second controller work required voltage.
In one embodiment of the invention, it is inner that described the 3rd controller is positioned at described implantable medical devices, comprises microprocessor module, power module;
Described microprocessor module, processes the data that described second communication connects, and described implantable medical devices and described final stage communicator is controlled;
Described power supply mould certainly, provides described the 3rd controller work required voltage.
Accompanying drawing explanation
Fig. 1 is frame diagram of the present invention;
Fig. 2 is communication flow diagram of the present invention;
Fig. 3 is the first controller frame figure of the present invention;
Fig. 4 is second controller frame diagram of the present invention;
Fig. 5 is the 3rd controller frame figure of the present invention;
Fig. 6 is Medical program-controlled system framework figure of the present invention;
Fig. 7 is Medical program-controlled system wireless programmable function flow chart of the present invention;
Fig. 8 is Medical program-controlled system data query function flow chart of the present invention;
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described further.
As shown in Figure 1, wireless program-controlled system according to the present invention comprises: implantable medical devices 104, the first controller 101, second controller 102, the 3rd controller 103, primary communication device 105, intergrade communicator 106 and final stage communicator 107, wherein primary communication device is connected with the first controller, intergrade communicator is connected with second controller, and final stage communicator is connected with the 3rd controller.
As shown in Figure 2, primary communication device 105 is set up the first radio communication with intergrade communicator 106 and is connected, intergrade communicator 106 is set up the second radio communication with the final stage communicator 107 that is arranged in patient body implantable medical devices inside and is connected, the first radio communication connects wireless communication protocols such as using bluetooth, zigbee, BAN, and use the first form bi-directional data, the second radio communication to connect and use the second form bi-directional data that are different from the first form.
As shown in Figure 3, the first controller 101 comprises terminal equipment 305, Mobile operating system 301, Medical program-controlled system 302, data base management system 303, database gui management software 304, power module 306, and is connected with primary communication device 105.When user sends director data, terminal equipment 305 obtains user's input, and deliver to Medical program-controlled system 302, Medical program-controlled system 302 obtains after director data according to input data, and operation of primary communicator 105 is connected to intergrade communicator 106 and sent director data by the first radio communication; While receiving implantable medical devices 104 telemetry, Medical program-controlled system 302 obtains telemetry from primary communication device 105, after processing, by terminal equipment 305, be shown to user and be saved to data base management system 303 simultaneously, Medical program-controlled system can inquire about and revise depositing the data record of data base management system 303 in, and this operation also can realize by database gui management software 304.
As shown in Figure 4, second controller 102 comprises microprocessor module 401 and power module 402, and is connected with intergrade communicator 106.After receiving the director data connecting from the first radio communication, intergrade communicator 106 is passed to second controller 102, second controller 102 is the second form by director data by the first format conversion, and delivers to intergrade communicator 106 and connected and to be forwarded to final stage communicator 107 by the second radio communication; After receiving implantable medical devices 104 telemetries that connect from the second radio communication, intergrade communicator 106 is passed to second controller 102, second controller 102 is the first form by telemetry by the second format conversion, and delivers to intergrade communicator 107 and connected and to be forwarded to primary communication device 105 by the first radio communication.
As shown in Figure 5, the 3rd controller comprises microprocessor module 501 and power module 502, and is connected with final stage communicator 107.Final stage communicator 107 receives the director data connecting from the second radio communication and data is passed to the 3rd controller 103, the 3rd controller 103 is controlled implantable medical devices 104 according to director data, and the telemetry of returning is sent to final stage communicator 107 by the second radio communication, is connected and to be sent to intergrade communicator 106.
As shown in Figure 6, Medical program-controlled system comprises wireless communications management module, programmed communication module, database management module, mistake processing module, and is connected with primary communication device and data base management system.
As shown in Figure 7, a kind of wireless program-controlled method of wireless program-controlled system comprises the following steps: open intergrade communicator, and its aligning is positioned to the final stage communicator of implantable medical devices, set up the second radio communication and connect; On the first controller, move Medical program-controlled system, by its wireless communications management module, setting up described the first radio communication connects, if judge that by modes such as sequence number, hardware address pairing is legal, communication connection is successfully established, otherwise wrong processing module disconnects and provide miscue;
Medical program-controlled system acquisition is from operator's input, by primary communication device, by described the first radio communication, connect and send described director data, after second controller translation data form, by the second radio communication, connect and be sent to described final stage communicator, by the 3rd controller, implantable medical devices is carried out to corresponding operating afterwards, and connect and return to telemetry by the second radio communication by final stage communicator, telemetry is sent to primary communication device after second controller translation data form, Medical program-controlled system obtains after the telemetry of primary communication device reception, through data are tested, process, deposit legal data in data base management system, and be shown to user by terminal equipment.
As shown in Figure 8, a kind of data enquire method of Medical program-controlled system comprises the following steps: Medical program-controlled system data database management module obtains and is connected with data base management system, operator defines querying condition data record is screened and sequence, according to querying condition, database management module operates database by SQL, obtain corresponding data record, and these data record are shown to user by terminal equipment.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a wireless program-controlled system, comprising:
The first controller, can obtain the director data from operator;
Primary communication device, it is connected with described the first controller;
Second controller;
Intergrade communicator, it is connected with described second controller;
The 3rd controller;
Final stage communicator, it is connected with described the 3rd controller; Wherein,
Described intergrade communicator can be set up the first radio communication with described primary communication device and be connected, and described director data is delivered to described second controller with the first form;
Described intergrade communicator can also be set up the second radio communication with described final stage communicator and be connected, and described director data is delivered to described the 3rd controller to be different from the second form of described the first form.
2. wireless program-controlled system according to claim 1, it is characterized in that, described the 3rd controller can obtain the telemetry from telemetering equipment, and is connected described telemetry is delivered to described second controller with described the second form by described the second radio communication;
Described second controller can receive described telemetry, and is connected described telemetry is passed to described the first controller with described the first form by described the first radio communication.
3. wireless program-controlled system according to claim 1 and 2, is characterized in that, described the first radio communication connects uses bluetooth, zigbee or BAN communication protocol.
4. wireless program-controlled system according to claim 1 and 2, it is characterized in that, described the second radio communication connects uses amplitude modulation(PAM) and/or warbled analogue modulation system, or adopts the digital modulation mode of amplitude-shift keying ASK, frequency shift keying fsk, pulse position modulation PPM.
5. wireless communication system according to claim 1 and 2, is characterized in that, described the first controller can be controlled number of times and the time interval that described director data sends.
6. wireless program-controlled system according to claim 1 and 2, is characterized in that, described the 3rd controller and described final stage communicator are positioned at the shell of an implantable medical devices.
7. wireless program-controlled system according to claim 6, is characterized in that, whether described the first controller can be identified described implantable medical devices legal.
8. wireless program-controlled system according to claim 7, is characterized in that, described implantable medical devices has unique sequence number, as its identify label; Described telemetry comprises hardware address and/or the described sequence number of described implantable medical devices.
9. wireless program-controlled system according to claim 1 and 2, is characterized in that, described the first controller can be described the director data number of times and the time interval that send.
10. wireless program-controlled system according to claim 1 and 2, it is characterized in that, described the first controller can store the described telemetry receiving in coupled data storage device into, and set up parametric data table, patient information tables of data and the information about doctor tables of data of implantable medical devices, and whether there is identical recordings in can judging tables of data when storage information, if had, upgrade it, avoid data redundancy, simultaneously, when storage data, also check that whether it is reasonable.
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