A kind of Intelligent blood diafiltration device
Technical field
The invention belongs to hemodialysis technology field, particularly relate to a kind of Intelligent blood diafiltration device.
Background technology
At present, dialyser mainly utilizes the principle of semipermeable membrane, the blood of patient and dialysis solution are introduced dialyser simultaneously, both are opposite direction flowing in the both sides of dialyzer, by the solute gradient of film both sides, osmotic gradient and hydraulic pressure gradient, to reach to remove toxin and the too much moisture of internal delay, simultaneously required in added body material, hemodiafiltration (HDF) combines hemodialysis (HD) and the advantage of hemofiltration (HF), namely by disperse high-efficient cleaning except small-molecule substance with by convection current high-efficient cleaning a good appetite suddenly appearing in a serious disease molecular substance.But, the technology imperfection that existing Intelligent blood diafiltration device exists, in-convenience in use, manufacturing cost is high, carries inconvenience, the problem that intelligence degree is low.
Summary of the invention
In order to solve above-mentioned technical problem, the present invention provides a kind of Intelligent blood diafiltration device, to solve the technology imperfection that existing Intelligent blood diafiltration device exists, in-convenience in use, manufacturing cost is high, carries inconvenience, the problem that intelligence degree is low.
The Intelligent blood diafiltration device of the present invention, this Intelligent blood diafiltration device includes bracing frame, illuminating lamp, status indicator lamp, adjusting nut, dialysis machine device, installing hole, mancarried device, quoit, flexible plastic tube, base, dialysis solution bottle, spot plate, expansion link, Storage Box and battery, electron medical treatment information end, doctors and patients' speech exchange end;
Described illuminating lamp is arranged on the tip position of bracing frame;Described status indicator lamp is arranged on the upper position of spot plate;Described mancarried device is arranged on the external position of spot plate;Described expansion link is positioned at spot plate middle and lower part, described adjusting nut is arranged on the centre position of expansion link, described parcel tray is positioned at expansion link bottom, described installing hole is arranged on the centre position of Storage Box, described dialysis machine device is positioned at Storage Box bottom, described quoit is positioned in the middle part of dialysis machine device, and described flexible plastic tube are arranged on the bottom of dialysis machine device and quoit;Described dialysis solution bottle is arranged on the right side of dialysis machine device;Described battery is arranged on the left of dialysis machine device, and described base is arranged on the bottom of battery;
Described dialysis machine device includes rubber closure, plastic plate, effuser, rubber case, glue head arm and drips;Described effuser is arranged on the outside of plastic plate;Described rubber case is arranged on the centre of glue head arm and dropper, and described rubber closure is arranged on the right side of plastic plate;
Described expansion link specifically adopts the miniature electric expansion link that can stretch according to different distance, this electric expansion bar is provided with driving module, this driving module includes microprocessor, PWM controller, IGBT controller, current sensor and group of motors, the outfan of described microprocessor electrically connects with the input of described group of motors with described PWM controller, described IGBT controller successively, the outfan of described group of motors electrically connects with the input of described PWM controller, is all be provided with three hall position sensors in the motor of described group of motors;
Described electron medical treatment information end includes intelligent terminal and central server, and described intelligent terminal carries out wireless data by Wireless Telecom Equipment with central server and is connected;Described intelligent terminal includes data acquisition module, MIM message input module, data decoder module, wireless data transfer module, outpatient service receiving terminal module, and described central server includes HIS hospital information system, EMR electronic medical record system, PACS system and Mobile nursing data base;
Described doctors and patients' speech exchange end includes character library matching module, voice acquisition module, voice output module;Patient is inputted voice and is acquired by described voice acquisition module, and input voice is carried out pretreatment, and described pretreatment includes speech signal samples, anti aliasing bandpass filtering, removes individuality pronunciation difference, the influence of noise that eliminating equipment, environment cause;Described character library matching module is connected with described picture recognition module and bar code recognition module.
Further, three-phase current signal ia, ib, ic of group of motors described in described current sensor Real-time Collection, as the feedback quantity of the electric current loop of vector control system after Clarke transform, park transforms;Utilize the described hall position sensor detection rotor-position of group of motors and tach signal, and using the tachometer value feedback quantity as the speed ring of vector control system;
The value of feedback of speed ring and set-point are compared, comparative result is sent into described PWM controller, and using the output of the PWM controller given value of current as motor.
Further, described PWM controller includes:
First integral circuit, this first integral circuit is connected with the outfan of this PWM controller, pulse signal for PWM controller outfan is exported is integrated and carries out tranquilization process, produces the equivalent voltage value of the pulse signal of this control PWM controller output;
Operational amplification circuit, this operational amplification circuit is connected with the outfan of described first integral circuit, the magnitude of voltage equivalent for the pulse signal that PWM controller is exported is amplified respectively and reduces, and produces higher limit and the lower limit of the equivalent voltage value of the pulse signal of PWM controller output;
Second integral circuit, this second integral circuit is connected with the outfan of described group of motors, for the pulse signal of group of motors output is integrated and carries out tranquilization process, produces the equivalent voltage value of the pulse signal of group of motors output;And a feedback comparator, this feedback comparator is connected with the outfan of described operational amplification circuit and the outfan of this second integral circuit, for comparing higher limit and the lower limit of the equivalent voltage value of equivalent voltage value and the PWM controller output of the pulse signal of group of motors output, and produce a comparative result to PWM controller;The dutycycle of the pulse signal that PWM controller exports according to this comparative result adjustment, adjusts the rotating speed of group of motors.
Further, described mancarried device includes stretching handle, fixing buckle, box body switch, box body upper cover, hinged joint and mainboard;Described mainboard is arranged on the bottom of hinged joint, and described box body switch is arranged on the right side of hinged joint;Described stretching handle is arranged on fixing buckle top;Described fixing buckle is arranged on the top of hinged joint;The connection of described box body upper cover and fixing buckle.
Further, described doctors and patients' speech exchange end also includes:
End-point detection unit, for calculating voice starting point and the voice terminal of the voice signal described to be identified after carrying out form conversion and coding, removes the mute signal in described voice signal to be identified, it is thus achieved that the time domain scale of voice in described voice signal to be identified;
And for the voice spectrum in described voice signal to be identified is carried out Fourier transformation fft analysis, first tone signal in voice signal to be identified according to Analysis result calculation, Voiced signal and voiceless consonant signal;And it is used for utilizing described speech characteristic parameter, adopt frequency cepstral coefficient MFCC to set up the pronunciation modeling unit of the acoustic model that gauss hybrid models be voice unrelated with text;
And ambiguity type matching unit, this pattern matching unit utilizes gauss hybrid models, use maximal posterior probability algorithm MAP to be mated with speech model at least one described by the described speech characteristic parameter extracted, calculate the likelihood score of described voice signal to be identified and each described speech model.
Another object of the present invention is to provide doctors and patients' speech exchange method of a kind of Intelligent blood diafiltration device, doctors and patients' speech exchange method of described Intelligent blood diafiltration device carries out Audio Processing by audio processing chip, this audio processing chip has audio gain adjustment unit, this audio gain unit includes Baseband Receiver channel gain power amplifier, digital/analog converter, simulated power amplifier, also include terminal handler, digital audio and video signals through its amplification is respectively transmitted to terminal handler and digital/analog converter by described Baseband Receiver channel gain power amplifier, described digital audio and video signals is carried out digital-to-analog conversion by described digital/analog converter, it is then transferred to described simulated power amplifier, described terminal handler by the voltage of described digital audio and video signals with preset threshold value compared with, automatically the amplifying parameters of described Baseband Receiver channel gain power amplifier is adjusted according to comparative result;
When receiving bluetooth mode enabled instruction, described audio processing chip runs to utilize Bluetooth chip to forbid, makes bluetooth earphone be operated under bluetooth mode;
When receiving the enabled instruction of the bluetooth mode with audio gain adjustment function, utilize Bluetooth chip to start described audio processing chip and run, make bluetooth earphone be operated in and have under the bluetooth mode that audio gain adjusts function.
Another object of the present invention is to provide the data decoding method of a kind of Intelligent blood diafiltration device, the decoding data of the data decoding method bit sequence of described Intelligent blood diafiltration device, the central part in interval in place is moved to high level from low level or moves to low level signal condition from high level and be set to logical one or " 0 " by this bit sequence, and with described logical one or " 0 " accordingly by whole interval low level in place continuously or high level continuous print signal condition be set to logical zero or " 1 ", in this data decoding method:
The signal of institute's bit sequence is moved to next low level period from low level and is determined as the 1st time width;
The period that the signal of institute's bit sequence moves to next high level from high level is determined as the 2nd time width;And the combination of the 1st time width that determines and described 2nd time width according to the position judging object in institute's bit sequence, judge logical zero or " 1 " of the position of described judgement object.
Further, it is present in the where judging face on two dimensional surface according to the combination of described 1st time width of the position of described judgement object and described 2nd time width, judges the logical value of the position of described judgement object;
Described 1st time width is set to X, described 2nd time width is set to Y, the time width of regulation is set to T, when judging the position of described judgement object, when position before being judged to the position of described next-door neighbour described judgement object is in the signal condition of central part generation electrical level transfer in interval in place, which in Y=-X+5T two the judgement faces divided the 1st time width determined described in judgement and the combination of the 2nd time width are present on two dimensional surface with, and, when position before being judged to the position of described next-door neighbour described judgement object is in continuous print signal condition in same level whole interval in place, which in Y=-X+6T two the judgement faces divided the 1st time width determined described in judgement and the combination of the 2nd time width are present on two dimensional surface with, judge the logical value of the position of described judgement object;
The time width of described regulation be the signal according to institute's bit sequence before the pulse width of fixed data sequence inserted as preamble obtain;
In this data decoding method, in two the judgement faces divided with described Y=-X+5T and two the judgement faces divided with described Y=-X+6T, about the relation of described 1st time width X Yu described 2nd time width Y, also it is set with the region being judged to error code according to the combination of X, Y.
The present invention utilizes bracing frame to support, stretching by stretching handle, utilize fixing buckle to carry, effuser is marked with graduation mark, clear convenient, expansion link can stretch according to different distance under the cooperation driving module, is illuminated by illuminating lamp, utilizes Storage Box and battery storage electricity, can the electronic health record of real time review patient by electron medical treatment information end, ensureing the life security of patient in dialysis procedure, doctors and patients' speech exchange end can realize doctors and patients and exchange in real time, and intelligence degree is high.By the present invention in that and be decoded with the combination of the time width from rising edge to rising edge and these 2 values of the time width from trailing edge to trailing edge, even the reception signal that duty cycle deviations is bigger, can also be decoded exactly, can help to improve the reliability of device.
Accompanying drawing explanation
Fig. 1 is the Intelligent blood diafiltration apparatus structure schematic diagram that the embodiment of the present invention provides;
Fig. 2 is the dialysis machine apparatus structure schematic diagram that the embodiment of the present invention provides;
Fig. 3 is the mancarried device structural representation that the embodiment of the present invention provides;
In figure: 1, bracing frame;2, illuminating lamp;3, status indicator lamp;4, adjusting nut;5, dialysis machine device;5-1, rubber closure;5-2, plastic plate;5-3, effuser;5-4, rubber case;5-5, glue head arm;5-6, dropper;6, installing hole;7, mancarried device;7-1, stretching handle;7-2, fixing buckle;7-3, box body switch;7-4, box body upper cover;7-5, hinged joint;7-6, mainboard;8, quoit;9, flexible plastic tube;10, base;11, dialysis solution bottle;12, spot plate;13, expansion link;14, Storage Box;15, battery.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described further:
Embodiment:
As shown in Figure 1 to Figure 3:
The present invention provides a kind of Intelligent blood diafiltration device, including bracing frame 1, illuminating lamp 2, status indicator lamp 3, adjusting nut 4, dialysis machine device 5, installing hole 6, mancarried device 7, quoit 8, flexible plastic tube 9, base 10, dialysis solution bottle 11, spot plate 12, expansion link 13, Storage Box 14, battery 15, electron medical treatment information end, doctors and patients' speech exchange end;
Described expansion link 13 specifically adopts the miniature electric expansion link that can stretch according to different distance, this electric expansion bar is provided with driving module, this driving module includes microprocessor, PWM controller, IGBT controller, current sensor and group of motors, the outfan of described microprocessor electrically connects with the input of described group of motors with described PWM controller, described IGBT controller successively, the outfan of described group of motors electrically connects with the input of described PWM controller, is all be provided with three hall position sensors in the motor of described group of motors;
Described electron medical treatment information end includes intelligent terminal and central server, and described intelligent terminal carries out wireless data by Wireless Telecom Equipment with central server and is connected;Described intelligent terminal includes data acquisition module, MIM message input module, data decoder module, wireless data transfer module, outpatient service receiving terminal module, and described central server includes HIS hospital information system, EMR electronic medical record system, PACS system and Mobile nursing data base;
Described doctors and patients' speech exchange end includes character library matching module, voice acquisition module, voice output module;Patient is inputted voice and is acquired by described voice acquisition module, and input voice is carried out pretreatment, and described pretreatment includes speech signal samples, anti aliasing bandpass filtering, removes individuality pronunciation difference, the influence of noise that eliminating equipment, environment cause;Described character library matching module is connected with described picture recognition module and bar code recognition module;
Described illuminating lamp 2 is arranged on the tip position of bracing frame 1;Described status indicator lamp 3 is arranged on the upper position of spot plate 12;Described mancarried device 7 is arranged on the external position of spot plate 12;Described expansion link 13 is positioned at spot plate 12 middle and lower part, described adjusting nut 4 is arranged on the centre position of expansion link 13, described parcel tray 14 is positioned at expansion link 13 bottom, described installing hole 6 is arranged on the centre position of Storage Box 14, described dialysis machine device 5 is positioned at Storage Box 14 bottom, described quoit 8 is positioned in the middle part of dialysis machine device 5, and described flexible plastic tube 9 are arranged on dialysis machine device 5 and the bottom of quoit 8;Described dialysis solution bottle 11 is arranged on the right side of dialysis machine device 5;Described battery 15 is arranged on the left of dialysis machine device 5, and described base 10 is arranged on the bottom of battery 15;
Described dialysis machine device 5 includes rubber closure 5-1, plastic plate 5-2, effuser 5-3, rubber case 5-4, glue head arm 5-5 and dropper 5-6;Described effuser 5-3 is arranged on the external position of plastic plate 5-2;Described rubber case 5-4 is arranged on the centre position of glue head arm 5-5 and dropper 5-6, and described rubber closure 5-1 is arranged on the right positions of plastic plate 5-2.
Described rubber closure 5-1 specifically adopts the cylindrical rubber closure that elastomeric material is made, and described rubber closure 5-1 is provided with anti-slip veins, is conducive to flexible use, thus consummating function multiformity.
Described effuser 5-3 specifically adopts clear glass to make, and described effuser 5-3 is marked with graduation mark, is conducive to clear convenience so that reach best result of use.
Described mancarried device 7 includes stretching handle 7-1, fixing buckle 7-2, box body switch 7-3, box body upper cover 7-4, hinged joint 7-5 and mainboard 7-6;Described mainboard 7-6 is arranged on the lower position of hinged joint 7-5, and described box body switch 7-3 is arranged on the right positions of hinged joint 7-5.
Described stretching handle 7-1 is arranged on fixing buckle 7-2 upper position, and the described handle 71 that stretches specifically adopts belt to make, and is conducive to easy to carry, time saving and energy saving.
Described fixing buckle 7-2 is arranged on the upper position of hinged joint 7-5, described fixing buckle 7-2 specifically adopts the clip of lock catch type, and described fixing buckle 7-2 specifically adopts 3 to 6, is conducive to convenient use, can regulate according to the demand of user, safe and reliable.
Described box body upper cover 7-4 is arranged on the bottom of fixing buckle 7-2 and snaps connection with fixing, the cuboid box body that described box body upper cover 7-4 specifically adopts rubber antiskid material to make, and advantageously reduces manufacturing cost, thus consummating function multiformity.
Described illuminating lamp 2 specifically adopts LED tubular illuminating lamp tube, is conducive to convenient use, energy-conserving and environment-protective so that improve work efficiency.
Described expansion link 13 specifically adopts the miniature electric expansion link that can stretch according to different distance, is conducive to easy to operate, thus improving intelligence degree.
Described battery 15 specifically adopts lithium ion battery, is conducive to easy to carry, and electricity consumption is convenient, reduces electric cost.
Further, three-phase current signal ia, ib, ic of group of motors described in described current sensor Real-time Collection, as the feedback quantity of the electric current loop of vector control system after Clarke transform, park transforms;Utilize the described hall position sensor detection rotor-position of group of motors and tach signal, and using the tachometer value feedback quantity as the speed ring of vector control system;
The value of feedback of speed ring and set-point are compared, comparative result is sent into described PWM controller, and using the output of the PWM controller given value of current as motor.
Further, described PWM controller includes:
First integral circuit, this first integral circuit is connected with the outfan of this PWM controller, pulse signal for PWM controller outfan is exported is integrated and carries out tranquilization process, produces the equivalent voltage value of the pulse signal of this control PWM controller output;
Operational amplification circuit, this operational amplification circuit is connected with the outfan of described first integral circuit, the magnitude of voltage equivalent for the pulse signal that PWM controller is exported is amplified respectively and reduces, and produces higher limit and the lower limit of the equivalent voltage value of the pulse signal of PWM controller output;
Second integral circuit, this second integral circuit is connected with the outfan of described group of motors, for the pulse signal of group of motors output is integrated and carries out tranquilization process, produces the equivalent voltage value of the pulse signal of group of motors output;And a feedback comparator, this feedback comparator is connected with the outfan of described operational amplification circuit and the outfan of this second integral circuit, for comparing higher limit and the lower limit of the equivalent voltage value of equivalent voltage value and the PWM controller output of the pulse signal of group of motors output, and produce a comparative result to PWM controller;The dutycycle of the pulse signal that PWM controller exports according to this comparative result adjustment, adjusts the rotating speed of group of motors.
Further, described mancarried device includes stretching handle, fixing buckle, box body switch, box body upper cover, hinged joint and mainboard;Described mainboard is arranged on the bottom of hinged joint, and described box body switch is arranged on the right side of hinged joint;Described stretching handle is arranged on fixing buckle top;Described fixing buckle is arranged on the top of hinged joint;The connection of described box body upper cover and fixing buckle.
Further, described doctors and patients' speech exchange end also includes:
End-point detection unit, for calculating voice starting point and the voice terminal of the voice signal described to be identified after carrying out form conversion and coding, removes the mute signal in described voice signal to be identified, it is thus achieved that the time domain scale of voice in described voice signal to be identified;
And for the voice spectrum in described voice signal to be identified is carried out Fourier transformation fft analysis, first tone signal in voice signal to be identified according to Analysis result calculation, Voiced signal and voiceless consonant signal;And it is used for utilizing described speech characteristic parameter, adopt frequency cepstral coefficient MFCC to set up the pronunciation modeling unit of the acoustic model that gauss hybrid models be voice unrelated with text;
And ambiguity type matching unit, this pattern matching unit utilizes gauss hybrid models, use maximal posterior probability algorithm MAP to be mated with speech model at least one described by the described speech characteristic parameter extracted, calculate the likelihood score of described voice signal to be identified and each described speech model.
Further, described doctors and patients' speech exchange end carries out Audio Processing by audio processing chip, this audio processing chip has audio gain adjustment unit, this audio gain unit includes Baseband Receiver channel gain power amplifier, digital/analog converter, simulated power amplifier, also include terminal handler, digital audio and video signals through its amplification is respectively transmitted to terminal handler and digital/analog converter by described Baseband Receiver channel gain power amplifier, described digital audio and video signals is carried out digital-to-analog conversion by described digital/analog converter, it is then transferred to described simulated power amplifier, described terminal handler by the voltage of described digital audio and video signals with preset threshold value compared with, automatically the amplifying parameters of described Baseband Receiver channel gain power amplifier is adjusted according to comparative result;
When receiving bluetooth mode enabled instruction, described audio processing chip runs to utilize Bluetooth chip to forbid, makes bluetooth earphone be operated under bluetooth mode;
When receiving the enabled instruction of the bluetooth mode with audio gain adjustment function, utilize Bluetooth chip to start described audio processing chip and run, make bluetooth earphone be operated in and have under the bluetooth mode that audio gain adjusts function.
The decoding data of the data decoding method bit sequence of described Intelligent blood diafiltration device, the central part in interval in place is moved to high level from low level or moves to low level signal condition from high level and be set to logical one or " 0 " by this bit sequence, and with described logical one or " 0 " accordingly by whole interval low level in place continuously or high level continuous print signal condition be set to logical zero or " 1 ", in this data decoding method:
The signal of institute's bit sequence is moved to next low level period from low level and is determined as the 1st time width;
The period that the signal of institute's bit sequence moves to next high level from high level is determined as the 2nd time width;And the combination of the 1st time width that determines and described 2nd time width according to the position judging object in institute's bit sequence, judge logical zero or " 1 " of the position of described judgement object.
Described 1st time width of the position according to described judgement object and the combination of described 2nd time width are present in the where judging face on two dimensional surface, judge the logical value of the position of described judgement object;
Described 1st time width is set to X, described 2nd time width is set to Y, the time width of regulation is set to T, when judging the position of described judgement object, when position before being judged to the position of described next-door neighbour described judgement object is in the signal condition of central part generation electrical level transfer in interval in place, which in Y=-X+5T two the judgement faces divided the 1st time width determined described in judgement and the combination of the 2nd time width are present on two dimensional surface with, and, when position before being judged to the position of described next-door neighbour described judgement object is in continuous print signal condition in same level whole interval in place, which in Y=-X+6T two the judgement faces divided the 1st time width determined described in judgement and the combination of the 2nd time width are present on two dimensional surface with, judge the logical value of the position of described judgement object;
The time width of described regulation be the signal according to institute's bit sequence before the pulse width of fixed data sequence inserted as preamble obtain;
In this data decoding method, in two the judgement faces divided with described Y=-X+5T and two the judgement faces divided with described Y=-X+6T, about the relation of described 1st time width X Yu described 2nd time width Y, also it is set with the region being judged to error code according to the combination of X, Y.
The present invention utilizes bracing frame 1 to support, stretch by stretching handle 7-1, fixing buckle 7-2 is utilized to carry, effuser 5-3 is marked with graduation mark, clear convenient, expansion link 13 can stretch according to different distance under the cooperation driving module, illuminated by illuminating lamp 2, Storage Box 14 and battery 15 is utilized to store electricity, can the electronic health record of real time review patient by electron medical treatment information end, ensureing the life security of patient in dialysis procedure, doctors and patients' speech exchange end can realize doctors and patients and exchange in real time, and intelligence degree is high.
Utilize technical solutions according to the invention, or those skilled in the art is under the inspiration of technical solution of the present invention, design similar technical scheme, and reach above-mentioned technique effect, all fall into protection scope of the present invention.