CN105125189A - Mobile medical service system - Google Patents
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- CN105125189A CN105125189A CN201510401850.7A CN201510401850A CN105125189A CN 105125189 A CN105125189 A CN 105125189A CN 201510401850 A CN201510401850 A CN 201510401850A CN 105125189 A CN105125189 A CN 105125189A
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Abstract
The invention provides a mobile medical service system, which comprises a sensor, a mobile intelligent terminal and a mobile medical service platform, wherein the mobile intelligent terminal and the sensor can achieve data exchange by virtue of a short-range wireless communication technology; and the mobile intelligent terminal and the mobile medical service platform can achieve data exchange by virtue of a remote wireless communication technology. The mobile medical service system provided by the invention can offer some solutions for people who have difficulty in seeing doctors. By virtue of mobile medical equipment, people can transmit medical information to a remote medical center, and the medical center can conduct remote treatment on patients depending on the mobile medical equipment.
Description
Technical field
The present invention relates to portable medical field, be specifically related to a kind of portable medical service system.
Background technology
The demand of current people to medical treatment constantly increases, but the informationization of medical institutions, procedure program need to improve, and also reach far away the level of external colleague.The reason of this situation is caused to mainly contain: the data between user and medical institutions cannot intercommunication; Hospital internal, hospital's effect of communicating with client is not ideal enough; Between medical institutions, data of seeking medical advice, the personal health archives of same patient cannot be shared.Mobile solution relates to the multiformity of technology and the complexity of enforcement simultaneously, is provided with obstacle also to a certain extent the portable medical of " ubiquitous ".The function of some existing portable medical Information System Solution is relatively simple, can not really realize real-time Mobile solution, more or less can by restriction geographically, and intelligence degree and the opening of system also have much room for improvement.
In the tide of new round medical reform, how solving hospital's aspect Expensive and hard to visit doctors is the first-class problem that will solve.The soft and hardware problem causing the factor of current Expensive and hard to visit doctors to be many-sided, wherein medical resource is not enough, medical efficiency is not high, medical knowledge is not enough, nurse the medical institutions such as improper is all one of principal element causing this result.Traditional medical information solution improves the work efficiency of hospital to a certain extent, saves hospital costs.Along with the development of science and technology, series of new mechanics of communication is developed and introduces to the market rapidly.How in traditional medical information solution, to incorporate Modern New mechanics of communication, two kinds are made to combine, be implemented and reasonably apply in information for hospital reform, solve hospital how when limited resources, reasonable distribution medical resource, the problem improving curative activity efficiency will be the focus be explored in medical information reform.
Mobile solution the original information system of shared resources hospital can have mobility and motility more, can simplify workflow by Mobile solution, improves whole work efficiency.Another advantage of Mobile solution is to reduce malpraxis, can effectively reduce because of the information asymmetry when Implementing joins, or time upper miscarriage, and patient information gathers the error of the aspects such as mistake or patient care.
For " portable medical ", the definition that International Medical member organization HIMSS provides: by using mobile communication technology--such as PDA, mobile phone and satellite communication provide medical services and information, it provide an effective method, particularly poor in the medical and health services of developing country, when health manpower resources shortage, very large program can be solved a big chunk medical care problem of developing country by portable medical.In the past in time decades, along with the mobile phone of low cost and the universal of global mobile communications network, increasing embedded solution provider proposes themselves solution to mobile and ambulatory medical device.
Portable medical service, because of its convenience, flexibly feature, significantly improves the accessibility of medical services.In the past, people can only go to hospital to seek medical advice, but portable medical service is about to change these traditional pattern of lifes.People can obtain the suggestion of doctor real-time on-site, or the various information relevant to own health, even directly can obtain tele-medicine.Portable medical is served, time and cost that a large number of users goes to hospital to seek medical advice can be saved (as queued up the time waiting generation, register, traffic produce cost), real-time medical monitoring can guide people to form good living habit better, becoming cures the disease as diseases prevention, therefore, portable medical service has very large potential value.
Portable medical service technology is by the ambulatory medical device of various advanced person for patient provides real-time medical services, and no matter patient is at home or on the way, can accept the medical monitoring of doctor.Patient can by the instrucion etc. of portable medical terminal unit acceptance to healthy and helpful medical information, doctor; Also the sign information of self can be obtained by the sensor of body-worn, for oneself checking or passing to doctor; Even can be undertaken alternately, realizing the process of remote visiting by ambulatory medical device and doctor; Medical information platform can provide the service such as bespeak and register, palm information by ambulatory medical device to patient.
Smart mobile phone has data transmission capabilities at a high speed, can as the mobile reception of medical treatment transducer signal and transfer platform.Smart mobile phone can carry out wireless connections by the mode such as bluetooth, WiFi and peripheral hardware, based on this, the data that portable sensor obtains wirelessly can be sent to smart mobile phone, smart mobile phone completes communication medical data by the modes such as WiFi, Internet and server.This is conducive to the range of application expanding data acquisition, health supervision, makes people when carrying some sensors, can realize remote data acquisition, medical monitoring more neatly.But inevitably error code in sensor and smart mobile phone, smart mobile phone and server wireless transmission process, this will inevitably have influence on precision of analysis.Further, current so-called portable sensor is that force users long periods of wear sensor is inherently to the interference of health comparatively speaking.And mobile phone to be people all can carry every day, mobile phone itself has multiple sensors, as photographic head simultaneously.Reasonably utilize these mobile phone sensors, by the acquisition function making smart mobile phone self possess medical signal.
Under traditional mode, the medical data of collection needs to upload to special server and analyzes, and smart mobile phone can be implemented in completely, and mobile phone is local carries out intellectual analysis to data.Realizing the processing locality of medical data, by making user can see data results and relevant Health & Fitness Tip in shorter time, also further avoid the loss of data in transmitting procedure.Along with the rapid raising of smart mobile phone performance, the process carrying out complicated medical data in this locality has feasibility further.
Summary of the invention
For solving the above-mentioned problems in the prior art, the invention discloses a kind of portable medical service system, comprising:
Sensor, mobile intelligent terminal and portable medical service platform,
Described mobile intelligent terminal and sensor carry out exchanges data by short-range wireless communication technology, and described mobile intelligent terminal and described portable medical service platform carry out exchanges data by long-distance radio communication technology.
Wherein, sensor comprises:
Sensing submodule: by contact human body specific part, obtain the parts of specific physiological signal, comprise analog quantity to digital quantity transformation function;
Short-range communication submodule: carry out data interaction and transmission with mobile intelligent terminal;
Process submodule: the calculating and the higher management unit that are sensor, comprise microprocessor, program storage area, data storage area device.
Wherein, mobile intelligent terminal comprises:
Short-range communication submodule: for chained sensors to carry out data interaction and transmission;
Long range communication submodule: access Wide Area Network to carry out data interaction and transmission with portable medical service platform for making mobile intelligent terminal;
Process submodule: process physiological data is from sensor to the forwarding of portable medical service platform; Voice, the data communication of process user and network;
Display sub-module: the running status of display mobile intelligent terminal, shows the data of the sensor measurement collected, display portable medical service platform pushes the various information of coming.
Preferably, intelligent mobile terminal also comprises photographic head and LED, and described intelligent mobile terminal comprises further:
Photographic head initialization module, is in open mode all the time for initializing photographic head and remaining on LED in the process of pulse collection, provides stable light source for detecting;
Image data acquisition module, for obtaining view data, after the initialization completing photographic head, photographic head starts reading video data, obtain video data, finger fingertip covers on photographic head by user, and the LED on photographic head side gives constant light source to illuminate blood capillary, and photographic head photographs the view data of finger fingertip;
Image decoder module, for decoding to image, the finger fingertip view data of the YUV420SP form obtained from photographic head is converted to the view data of rgb format, carries out adding up and averaging to numerical value red in the view data of rgb format, obtain the pulse value of current time;
Pulse wave display module, for display pulse waveform, while pulse data being carried out storing, in the oscillogram of the real-time display pulse of intelligent mobile terminal screen.
Preferably, described portable medical service system comprises fixture further,
Described fixture is used for fixing intelligent mobile terminal and human body wrist, and make the position of radial artery of wrist and intelligent mobile terminal photographic head relative to and become vertical relation, distance between wrist and photographic head can regulate, to obtain image clearly, the material that described fixture is used for fixing wrist is opaque material, and there is the adjustable opening of size on described material, the radial artery of wrist can be placed over said opening.
Preferably, described intelligent mobile terminal also comprises:
Image data acquisition module, for obtaining view data, after described fixture fixes wrist and intelligent mobile terminal, chequered with black and white gridding thin film is placed at wrist radial artery place, utilize the photographic head of intelligent mobile terminal to obtain the image at wrist radial artery place, namely obtain the image that pulse is beaten;
Image data processing module, for processing view data, obtains vascular radial displacement according to following formula, thus obtains pulse data according to vascular radial displacement,
Wherein, d is the displacement of vascular radial direction, and H is imaging object distance, S
2for the area of the grid after change, S
1for the area of the grid before change.
The portable medical service system that the present invention proposes can provide some solution routes for difficult problem of seeking medical advice.Medical information can be transferred to long-range medical centre by ambulatory medical device by people, and medical centre also can by ambulatory medical device for patient carries out teletherapy.Portable medical service greatly reduces the medical treatment cost of seeking medical advice.
Portable medical service system of the present invention can when not using sensor, mobile intelligent terminal is only relied on to gather the physical signs of user's body, less to the interference of user like this, to be easier to accept by people, and the accuracy of data acquisition is higher.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of portable medical service system of the present invention;
Fig. 2 is the structure chart of sensor;
Fig. 3 is the structure chart of mobile intelligent terminal.
Detailed description of the invention
Below in conjunction with accompanying drawing of the present invention, technical scheme of the present invention is clearly and completely described.Here will be described exemplary embodiment in detail, its sample table shows in the accompanying drawings.When description below relates to accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawing represents same or analogous key element.Embodiment described in following exemplary embodiment does not represent all embodiments consistent with the present invention.On the contrary, they only with as in appended claims describe in detail, the example of apparatus and method that aspects more of the present invention are consistent.
See Fig. 1, a kind of portable medical service system that the present invention proposes, comprise: sensor, mobile intelligent terminal and portable medical service platform, described mobile intelligent terminal and sensor carry out exchanges data by short-range wireless communication technology, and described mobile intelligent terminal and described portable medical service platform carry out exchanges data by long-distance radio communication technology.
Described short-range wireless communication technology comprises WIFI, bluetooth etc.
Described long-distance radio communication technology comprises: GSM, GPRS, EDGE, TDS_CDMA, ADSL, PON etc.
Sensor for measuring physical signs, such as blood pressure, electrocardiogram, blood oxygen saturation, the physical signs such as heart rate.After the healthy physical signs of sensor measurement, the data of measurement will be sent to portable medical service platform by mobile intelligent terminal.
See Fig. 2, sensor comprises with lower module:
Sensing submodule: by contact human body specific part, obtain the parts of specific physiological signal, comprise analog quantity to functions such as digital quantity conversions;
Short-range communication submodule: carry out data interaction and transmission with mobile intelligent terminal, can adopt bluetooth, the wave points such as Wifi;
Process submodule: the calculating and the higher management unit that are sensor, comprise microprocessor, program storage area, data storage area device;
The form of sensor can be various ways, such as motion monitoring finger ring, wrist-electrocardiogram equipment, anti-fall bluetooth earphone, blood glucose meter, Wrist blood pressure meter and electrocardio cellphone etc.
See Fig. 3, mobile intelligent terminal comprises with lower module:
Short-range communication submodule: for chained sensors to carry out data interaction and transmission, the wave point such as bluetooth, Wifi can be adopted;
Long range communication submodule: access Wide Area Network to carry out data interaction and transmission with portable medical service platform for making mobile intelligent terminal, support the wireless communication interface of the networks such as China Mobile GSM/GPRS/EDGE/TD-SCDMA, also support the interface such as note, multimedia message simultaneously;
Process submodule: process physiological data is from sensor to the forwarding of portable medical service platform; Voice, the data communication of process user and network;
Display sub-module: the running status of display mobile intelligent terminal, shows the data of the sensor measurement collected, display portable medical service platform pushes the various information of coming;
Portable medical service platform provides back-end data information and process, and portable medical service platform provides following function:
Unified platform process support, the system cloud gray model of whole platform administers and maintains, medical treatment & health organization management, and personal user manages.
The present invention, except being obtained except the various physical signs of user's body by sensor, can also obtain the physical signs of user's body by means of only intelligent mobile terminal.
Illustrate that the present invention extracts the embodiment of pulse data below.
Pulse is as one of most important biodynamics signal of human body, it can reflect the physiological change situation of human heart and blood circulation, the physiologic information that the various diseases extracted from pulse wave are relevant, has very important effect in clinical observation and medical diagnosis on disease.The change of a series of relevant parameters such as blood pressure, vascular resistance, blood vessel elasticity, blood viscosity can be embodied in the waveform of pulse wave.Therefore, contrast the pulse wave under healthy and non-health two states, have higher reference value to the diagnosis of cardiovascular disease, just likely obtain the danger signal about cardiovascular disease earlier, reach the effect of effective prevention and therapy.
Intelligent mobile terminal has the high-definition camera of millions of pixel, and the surrounding of photographic head also has the LED of high brightness.High brightness Led lamp near mobile phone camera illuminates tissue, human capillary vessel's arterial blood and venous blood color are different, arterial blood color is scarlet, venous blood color is dark red, this color change cannot with the naked eye observe, but mobile phone camera can record observantly these change, in blood capillary blood not in the same time color change can be caught by mobile phone camera.
Described intelligent mobile terminal also comprises:
Photographic head initialization module, is in open mode all the time for initializing photographic head and remaining on high-brightness LED lamp in the process of pulse collection, provides stable light source for detecting;
Image data acquisition module, for obtaining view data, after the initialization completing photographic head control, photographic head starts reading video data, obtain video data, finger fingertip covers on photographic head by user, and the LED on photographic head side gives constant light source to illuminate blood capillary, and photographic head photographs the view data of finger fingertip;
Image decoder module, for decoding to image, YUV420SP form to the finger fingertip view data obtained from photographic head, and this form is unfavorable for further analysis, the data of YUV420SP form are decoded according to following formula, obtain the view data of rgb format, decoding formula used is:
R＝Y+1.4074×(V－128)
G＝Y+0.3455×(U－128)－0.7169×(V－128)
B＝Y+1.779×(V－128)
In formula: Y, V are each pixel Yuv formatted data of camera collection; R, G, B are the rgb value of each pixel that decoding obtains.Found by test, in blood capillary, color change is mainly present in red frequency range, carries out adding up and averaging, obtain the pulse value of current time so adopt to numerical value red in rgb format;
Pulse wave display module, for display pulse waveform, while pulse data being carried out storing, in the oscillogram of the real-time display pulse of intelligent mobile terminal screen, provides the mode of observing oneself pulse wave more intuitively to user;
Instant pulse frequency acquisition module, for obtaining instant pulse frequency, first adopt difference threshold algorithm to process original pulse data, difference threshold algorithm is the important method extracting time domain signal characteristics, relatively be applicable to the waveforms detection of the signal of cycle stability, and the pulse signal of human body just has stronger periodicity.
In order to obtain more detailed analyzing pulse result, can the pulse data collected be analyzed.Intelligent mobile terminal can be utilized to analyze pulse data, pulse data can also be transferred to portable medical service platform, by portable medical service platform, pulse data be analyzed.
The present invention also proposes the mode that another gathers human pulse data.
Described portable medical service system comprises fixture further, described fixture is used for fixing intelligent mobile terminal and human body wrist, and make the position of radial artery of wrist and intelligent mobile terminal photographic head relative to and become vertical relation, distance between wrist and photographic head can regulate, to obtain image clearly, the material that described fixture is used for fixing wrist is opaque material, and there is the adjustable opening of size on described material, the radial artery of wrist can be placed over said opening.
The material of described fixing wrist can be metallic plate, plank, plastic plate etc.
The structure of described fixture adopts opaque material to fix wrist, make photographic head obtain wrist Pulsography as time can reduce the interference of background image, be convenient to the follow-up process to image, the opening of adjustable size can be suitable for the people of different thicknesses wrist.
Between the position of radial artery of wrist and intelligent mobile terminal, can be wrist upper, intelligent mobile terminal under, or intelligent mobile terminal upper, wrist under, certainly, both also can be vertically opposite in the horizontal direction.
Described intelligent mobile terminal also comprises:
Image data acquisition module, for obtaining view data, after described fixture fixes wrist and intelligent mobile terminal, chequered with black and white gridding thin film is placed at wrist radial artery place, utilize the photographic head of intelligent mobile terminal to obtain the image at wrist radial artery place, namely obtain the image that pulse is beaten;
Wherein the image (thin film) of chequered with black and white gridding is printed on thin film as target, when beat pulse, blood vessel wall is upspring and is shown on thin film by pulsating force transmission, and space deformation occurs thin film grid, and its deflection can reflect the multidimensional characteristic information of pulse condition;
Image data processing module, for processing view data, obtains vascular radial displacement according to following formula, thus obtains pulse data according to vascular radial displacement,
Wherein, d is the displacement of vascular radial direction, and H is imaging object distance, S
2for the area of the grid after change, S
1for the area of the grid before change;
According to lens imaging principle, when the relative position between CCD target surface and lens is fixed, object allows to move in field depth in imaging system, then its imaging size changes with object distance.Because used grid is very little, and mainly do parallel motion with beat pulse, the transverse deformation of each grid is very faint, and main information is length travel amount.So when processing each small grid, can be similar to be regarded as and only move in parallel, therefore can characterize the variable quantity of vascular radial displacement with image lattice area.
Because the change of a series of relevant parameters such as blood pressure, vascular resistance, blood vessel elasticity, blood viscosity can be embodied in the waveform of pulse wave, therefore by the relation between the parameters such as the pulse data collected and blood pressure, the parameter informations such as blood pressure can be extracted from pulse data.Therefore, contrast the pulse wave under healthy and non-health two states, have higher reference value to the diagnosis of cardiovascular disease, just likely obtain the danger signal about cardiovascular disease earlier, reach the effect of effective prevention and therapy.
The portable medical service system that the present invention proposes can provide some solution routes for difficult problem of seeking medical advice.Medical information can be transferred to long-range medical centre by ambulatory medical device by people, and medical centre also can by ambulatory medical device for patient carries out teletherapy.Portable medical service greatly reduces the medical treatment cost of seeking medical advice.
Portable medical service system of the present invention can when not using sensor, mobile intelligent terminal is only relied on to gather the physical signs of user's body, less to the interference of user like this, to be easier to accept by people, and the accuracy of data acquisition is higher.
Those skilled in the art, in consideration description and after putting into practice invention disclosed herein, will easily expect other embodiment of the present invention.The application is intended to contain any modification of the present invention, purposes or adaptations, and these modification, purposes or adaptations are followed general principle of the present invention and comprised the undocumented common practise in the art of the present invention or conventional techniques means.
Should be understood that, the present invention is not limited to precision architecture described above and illustrated in the accompanying drawings, and can carry out various amendment and change not departing from its scope.Scope of the present invention is only limited by appended claim.
Claims (4)
1. a portable medical service system, comprising:
Sensor, mobile intelligent terminal and portable medical service platform,
Described mobile intelligent terminal and sensor carry out exchanges data by short-range wireless communication technology, and described mobile intelligent terminal and described portable medical service platform carry out exchanges data by long-distance radio communication technology.
2. portable medical service system as claimed in claim 1, wherein, sensor comprises:
Sensing submodule: by contact human body specific part, obtain the parts of specific physiological signal, comprise analog quantity to digital quantity transformation function;
Short-range communication submodule: carry out data interaction and transmission with mobile intelligent terminal;
Process submodule: the calculating and the higher management unit that are sensor, comprise microprocessor, program storage area, data storage area device.
3. portable medical service system as claimed in claim 1, wherein, mobile intelligent terminal comprises:
Short-range communication submodule: for chained sensors to carry out data interaction and transmission;
Long range communication submodule: access Wide Area Network to carry out data interaction and transmission with portable medical service platform for making mobile intelligent terminal;
Process submodule: process physiological data is from sensor to the forwarding of portable medical service platform; Voice, the data communication of process user and network;
Display sub-module: the running status of display mobile intelligent terminal, shows the data of the sensor measurement collected, display portable medical service platform pushes the various information of coming.
4. portable medical service system as claimed in claim 1, wherein, intelligent mobile terminal also comprises photographic head and LED, and described intelligent mobile terminal comprises further:
Photographic head initialization module, is in open mode all the time for initializing photographic head and remaining on LED in the process of pulse collection, provides stable light source for detecting;
Image data acquisition module, for obtaining view data, after the initialization completing photographic head, photographic head starts reading video data, obtain video data, finger fingertip covers on photographic head by user, and the LED on photographic head side gives constant light source to illuminate blood capillary, and photographic head photographs the view data of finger fingertip;
Image decoder module, for decoding to image, the finger fingertip view data of the YUV420SP form obtained from photographic head is converted to the view data of rgb format, carries out adding up and averaging to numerical value red in the view data of rgb format, obtain the pulse value of current time;
Pulse wave display module, for display pulse waveform, while pulse data being carried out storing, in the oscillogram of the real-time display pulse of intelligent mobile terminal screen.
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