CN102551675B - Physiological monitor - Google Patents
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- CN102551675B CN102551675B CN201210027657.8A CN201210027657A CN102551675B CN 102551675 B CN102551675 B CN 102551675B CN 201210027657 A CN201210027657 A CN 201210027657A CN 102551675 B CN102551675 B CN 102551675B
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Abstract
The invention provides a physiological monitor, which comprises a physiological signal detecting unit, a physiological signal processing unit, a video signal processing unit and a control unit. The physiological signal detecting unit is used for acquiring physiological signals of an examinee and transmitting the physiological signals to the physiological signal processing unit; the physiological signal processing unit is used for converting the physiological signals into physiological information and transmitting the physiological information to the video signal processing unit; the video signal processing unit is used for converting the physiological information into video signals; the physiological monitor further comprises at least one projection unit used for converting the video signals into images and projecting and displaying the images; and the control unit is used for transmitting control signals to the physiological signal detecting unit, the physiological signal processing unit, the video signal processing unit and the projection units. The physiological monitor not only has a larger observation visual angle, but also can display the total images in an amplified manner, and accordingly improves efficiency and accuracy of medical diagnosis.
Description
Technical field
The present invention relates to medical monitoring arts, particularly, relate to a kind of physiological monitor.
Background technology
In hospital clinical application, physiological monitor is generally used for such as electrocardio, blood oxygen, blood pressure, pulse, the important physiologic information such as breathing and body temperature of monitoring human body in real time, and physiologic information is shown by display, observe the testing result of patient for medical personnel and carry out corresponding Diagnosis and Treat.
Fig. 1 is the theory diagram of existing physiological monitor.Refer to Fig. 1, physiological monitor generally comprises bio-signal acquisition unit 1, physiological single processing unit 2, video signal processing unit 3, display 4 and control unit 5.Wherein, one or more for detecting in the such as electrocardio of those who are investigated, blood oxygen, blood pressure, pulse, the physiological signal such as breathing and body temperature of bio-signal acquisition unit 1, and this physiological signal is sent to physiological single processing unit 2; Physiological single processing unit 2 for converting physiological signal to corresponding physiologic information by algorithm, and exports physiologic information to video signal processing unit 3; Video signal processing unit 3 for converting physiologic information to vision signal, and exports vision signal to display 4, shows for display 4; Control unit 5 is for controlling the duty of each unit of physiological monitor and regulating the running parameter etc. of each unit.
Although above-mentioned physiological monitor can show the physiologic information of detected person by display 4, because display 4 is subject to the restriction of screen size and own physical factor, thus there is following Railway Project in it:
One, because display 4 can only move together with fuselage and cannot change its angles of display, thus medical personnel or detected person can only in the position operation of specifying or viewings, and this brings inconvenience to the use of instrument.Such as, when detected person detects voluntarily, if its lying position and posture are positioned at outside observation visual angle, then it must be stood up or alter one's posture and just can watch measurement result, and the easy like this action making physiological monitor be subject to detected person affects and causes testing result inaccurate and unstable.
Its two, the display screen due to display 4 is subject to the restriction of screen size and own physical factor and has less observation visual angle, thus cannot meet the requirement that many people watch display screen simultaneously.In this case, several medical personnel carry out patrolling or close examine time, because the observer be positioned at outside observation visual angle clearly cannot watch testing result, thus require that several medical personnel can only be watched in turn by the display direction adjusting display screen, this not only extends the time of medical diagnosis, and when examining to conjunction, state of an illness discussion is made troubles.
They are three years old, when showing the physiologic informations such as such as ecg wave form in needs amplification to observe physiologic information, certain regional area demonstrating image can only be amplified because display screen is subject to the restriction of its screen size, but cannot amplify and demonstrate whole image, thus grasp whole physiologic information to observer to make troubles, and then bring harmful effect to a certain extent the accuracy of medical diagnosis.
summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art, and propose a kind of physiological monitor, it not only has larger observation visual angle, but also can amplify and demonstrate whole image, thus improves efficiency and the accuracy of medical diagnosis.
A kind of physiological monitor is provided for realizing object of the present invention, comprise bio-signal acquisition unit, physiological single processing unit, video signal processing unit and control unit, wherein, described physiological signal for gathering the physiological signal of those who are investigated, and is sent to described physiological single processing unit by described bio-signal acquisition unit; Described physiological single processing unit is used for described physiological signal to be converted to physiologic information, and described physiologic information is sent to described video signal processing unit; Described video signal processing unit is used for described physiologic information to be converted to vision signal, and described physiological monitor also comprises at least one projecting cell, in order to convert described vision signal to image and to carry out projection display; Projection angle regulon, in order to regulate the projection angle of described projecting cell; Further, described control unit is for controlling the work of described bio-signal acquisition unit, physiological single processing unit, video signal processing unit and projecting cell.
Wherein, the physiological signal of those who are investigated that described bio-signal acquisition unit gathers comprises at least one signal in electrocardiosignal, blood oxygen signal, blood pressure signal, pulse signal, breath signal and temperature signals.
Wherein, the physiological signal collection module that quantity is equal with the quantity of described physiological signal is provided with in described bio-signal acquisition unit, described physiological signal collection module and described physiological signal one_to_one corresponding, in order to gather the physiological signal corresponded, and described physiological signal is sent to described physiological single processing unit.
Wherein, the physiological single processing module that quantity is equal with the quantity of described physiological signal collection module is provided with in described physiological single processing unit, described physiological single processing module and described physiological signal collection module one_to_one corresponding, in order to receive the physiological signal from the described physiological signal collection module corresponded, and described physiological signal is converted to corresponding physiologic information, then described physiologic information is sent to described video signal processing unit.
Wherein, physiological monitor also comprises alarm unit, in order to receive the physiologic information from described physiological single processing unit, and described physiologic information and corresponding setting threshold value is compared, if physiologic information exceedes set threshold value accordingly, then give the alarm to user; Described alarm unit comprises sound, light and/or vibration to the mode that user gives the alarm; Described physiological single processing unit adopts wired or wireless transmission means to send physiologic information to described alarm unit.
Wherein, described control unit comprises projection angle control module, and in order to send projection angle control signal to described projection angle regulon, described projection angle regulon regulates the projection angle of described projecting cell according to described projection angle control signal.
Wherein, physiological monitor also comprises projection tone regulon, in order to regulate the projection tone of described projecting cell.
Wherein, described control unit comprises projection tone control module, and in order to send projection tone control signal to described projection tone regulon, described projection tone regulon regulates the projection tone of described projecting cell according to described projection tone control signal.
Wherein, described control unit adopts wired or wireless transmission means to transmit control signal to described bio-signal acquisition unit, physiological single processing unit, video signal processing unit and projecting cell; Described projection angle control module adopts wired or wireless transmission means to send projection angle control signal to described projection angle regulon; Described projection tone control module adopts wired or wireless transmission means to send projection tone control signal to described projection tone regulon.
Wherein, physiological monitor also comprises input block, in order to receive operational order that user inputs and described operational order is sent to described control unit.
Wherein, described input block is touching display screen, and described touching display screen receives the operational order that user adopts touch manner to input.
Wherein, described input block is input control portion, and described input control portion comprises button, driving lever or slide key.
Wherein, described input block adopts wired or wireless transmission means to described control unit transmit operation instruction.
Wherein, described projecting cell and described video signal processing unit adopt wired or wireless mode transmission video signal.
Preferably, described projecting cell and described video signal processing unit adopt high-frequency wireless communication mode to communicate.
Wherein, physiological monitor also comprises housing, and described bio-signal acquisition unit, physiological single processing unit and video signal processing unit are arranged at described enclosure interior,
Wherein, described projecting cell is arranged at the outside of described housing and is removably connected with described housing.
Preferably, described projecting cell is arranged at the outside of described housing and separate with described housing; And described projecting cell and described video signal processing unit adopt wireless mode transmission video signal.
Wherein, described control unit is arranged at described enclosure interior, or described control unit is arranged at described hull outside and separate with described housing.
Preferably, physiological monitor also comprises at least one display screen, and described display screen is for the vision signal that receives from described video signal processing unit and show.
Wherein, physiological monitor also comprises the first vision signal matching unit, in order to the vision signal from described video signal processing unit to be converted to the vision signal matched with described display screen, and the vision signal matched with described display screen is sent to described display screen.
Wherein, physiological monitor also comprises memory cell, in order to store the image from the physiologic information of described physiological single processing unit, the vision signal of described video signal processing unit and/or described projecting cell.
Wherein, physiological monitor also comprises lead-out unit, in order to receive from the physiologic information of described memory cell, vision signal and/or image, and described physiologic information, vision signal and/or image is exported to external equipment.
The present invention has following beneficial effect:
Physiological monitor provided by the invention is provided with at least one for converting vision signal to image and carrying out projecting the projecting cell shown, compared with the display screen of existing physiological monitor, projecting cell in physiological monitor provided by the invention has larger display size and wider observation visual angle, thus when using physiological monitor of the present invention, not only can ensure that many people simultaneously and clearly watch the image of the expression measurement result shown by projecting cell, and be convenient to several medical personnel and carry out state of an illness discussion when closing and examining and improve the efficiency of medical diagnosis.
In addition, because projecting cell has larger display size, when thus amplifying the physiological parameters such as display electrocardiogram at needs, physiological monitor provided by the invention intactly can demonstrate the physiological parameters such as electrocardiogram, thus make observer without the need to moving display frame or switching the full details just can observing physiological parameter, thus whole physiologic information can be grasped quickly and easily, and then bring conveniently to the analysis of testing result, improve efficiency and the accuracy of medical diagnosis.
In one embodiment of the invention, in physiological monitor, be also provided with projection angle regulon, in order to adjust the projection angle of projecting cell.Can only by projecting cell inclination or when placing vertically when the restriction because of ambient environmental conditions, by means of projection angle regulon, the image maintenance level that projecting cell can be made to project, thus avoid because of cannot horizontal positioned projecting cell and cause the problem that projected image tilts.In addition, when detected person cannot look squarely projection screen because couching, by means of projection angle regulon, the image that projecting cell can be made to project is parallel with the sight line of detected person, thus make detected person just clearly can watch measurement result without the need to standing up or altering one's posture, thus avoid when patient detects voluntarily, the problem that physiological monitor causes testing result inaccurate and unstable because the action being subject to detected person affects.
In one embodiment of the invention, wired or wireless transmission means is adopted to carry out the transmission of vision signal between projecting cell and video signal processing unit, and projecting cell is arranged at the outside of housing and is removably connected with housing, this not only can enable user regulate the projection angle of projecting cell more neatly, but also user can be facilitated to carry projecting cell separately, be arranged on other physiological monitor of diverse location or occasion to be applied in.Further, when adopting wireless transmission method to carry out the transmission of vision signal between projecting cell and video signal processing unit, projecting cell can also be arranged at the outside of housing and separate with housing.Further, compared to wire transmission mode, wireless transmission method is by the restriction of the barriers such as the length of video signal data line and wall, thus by projecting cell and housing are independently arranged, and between projecting cell and video signal processing unit, adopt wireless transmission method to carry out the transmission of vision signal, user not only can be made without the need to dismantling the projecting cell that is arranged on the shell of physiological monitor or video signal data line just can be carried into other places, thus facilitate user to carry projecting cell separately, but also medical personnel can be made just in the position far away apart from the housing of physiological monitor or projecting cell can be used in other rooms without the need to connecting video signal data line, thus patient can be made to avoid being disturbed, or hear the diagnostic result that doctor does not wish to make it to hear or analysis.
In one embodiment of the invention, the mode of high-frequency wireless communication is adopted to communicate between projecting cell with video signal processing unit.Like this, the frequency of the signal that the frequency of vision signal can be made far away to transmit between other unit higher than physiological signal etc., thus avoid because the frequency of vision signal is close with the frequency of signal transmitted between other unit and disturb the problem of proper communication between other unit.
Accompanying drawing explanation
Fig. 1 is the theory diagram of physiological monitor;
The theory diagram of the physiological monitor that Fig. 2 provides for first embodiment of the invention; And
The theory diagram of the physiological monitor that Fig. 3 provides for second embodiment of the invention.
Detailed description of the invention
For making those skilled in the art understand technical scheme of the present invention better, below in conjunction with accompanying drawing, physiological monitor provided by the invention is described in detail.
Embodiment one
The theory diagram of the physiological monitor that Fig. 2 provides for first embodiment of the invention.Refer to Fig. 2, this physiological monitor comprises bio-signal acquisition unit 31, physiological single processing unit 32, video signal processing unit 33, second vision signal matching unit 41, projecting cell 34, projection angle regulon 36, projection tone regulon 37, control unit 35, input block 40, memory cell 38 and lead-out unit 39.Wherein, physiological signal for gathering the physiological signal of those who are investigated, and is sent to described physiological single processing unit by bio-signal acquisition unit 31.Particularly, the physiological signal that bio-signal acquisition unit 31 gathers can comprise at least one signal in the signals such as such as electrocardiosignal, blood oxygen signal, blood pressure signal, pulse signal, breath signal and temperature signals.The quantity n equal with the quantity of the physiological signal that it gathers a physiological signal collection module 311 (n is natural number) is provided with in bio-signal acquisition unit 31, the physiological signal one_to_one corresponding that physiological signal collection module 311 and bio-signal acquisition unit 31 gather, in order to gather the physiological signal corresponded, and this physiological signal is sent to physiological single processing unit 32.Such as, if the physiological signal that bio-signal acquisition unit 31 gathers is two kinds, be respectively electrocardiosignal and blood oxygen signal, then in bio-signal acquisition unit 31, be provided with two physiological signal collection modules accordingly, that is, ecg signal acquiring module and blood oxygen signal acquisition module.Wherein, this electrocardiosignal for gathering electrocardiosignal, and is sent to physiological single processing unit 32 by ecg signal acquiring module; This blood oxygen signal for gathering blood oxygen signal, and is sent to physiological single processing unit 32 by blood oxygen signal acquisition module.
This physiologic information for physiological signal is converted to physiologic information, and is sent to video signal processing unit 33 by physiological single processing unit 32.Particularly, the quantity n equal with the quantity of a physiological signal collection module 311 physiological single processing module 321 is provided with in physiological single processing unit 32, and physiological single processing module 321 and physiological signal collection module 311 one_to_one corresponding, in order to receive the physiological signal from the physiological signal collection module 311 corresponded, and be converted to corresponding physiologic information, such as electrocardiogram, heart rate, blood oxygen saturation, body temperature or respiratory rate etc., be then sent to video signal processing unit 33 by this physiologic information.
It for receiving the physiologic information from n physiological single processing module 321, and is converted to vision signal by video signal processing unit 33 one by one, then vision signal is sent to projecting cell 34; Projecting cell 34 is for converting vision signal to image and carrying out projection display.In actual applications, vision signal can comprise digital video signal and analog video signal.If the vision signal that video signal processing unit 33 generates and the treatable vision signal of projecting cell 34 match, namely be all digital video signal or be all analog video signal, then projecting cell 34 directly can process the vision signal from video signal processing unit 33, and carries out projection display; if the vision signal that video signal processing unit 33 generates is not mated with the treatable vision signal of projecting cell 34, namely the vision signal that video signal processing unit 33 generates is digital video signal, and the treatable vision signal of projecting cell 34 is analog video signal, or the vision signal that video signal processing unit 33 generates is analog video signal, and the treatable vision signal of projecting cell 34 is digital video signal, then projecting cell 34 directly can not process the vision signal from video signal processing unit 33, now just need between video signal processing unit 33 and projecting cell 34, arrange the second vision signal matching unit 41, in order to convert the digital video signal generated from video signal processing unit 33 to analog video signal as required, or convert analog video signal to digital video signal, thus the vision signal from video signal processing unit 33 is mated with the vision signal of projecting cell 34, and the vision signal after coupling is sent to projecting cell 34.
In the present embodiment, the quantity of projecting cell 34 is one, adopts wire transmission mode to carry out the transmission of vision signal between itself and video signal processing unit 33.By means of projecting cell 34, the image projection representing measurement result can be presented at wall, on the blank surface such as blank, thus compared with the display screen of existing physiological monitor, projecting cell 34 in the physiological monitor that the present embodiment provides has larger display size and wider observation visual angle, thus when using physiological monitor of the present invention, not only can ensure that many people simultaneously and clearly watch the image of the expression measurement result shown by projecting cell 34, and be convenient to several medical personnel and carry out state of an illness discussion when closing and examining and improve the efficiency of medical diagnosis.
In addition, because projecting cell 34 has larger display size, when thus amplifying the physiological parameters such as display electrocardiogram at needs, physiological monitor provided by the invention intactly can demonstrate the physiological parameters such as electrocardiogram, thus make observer without the need to moving display frame or switching the full details just can observing physiological parameter, thus whole physiologic information can be grasped quickly and easily, and then bring conveniently to the analysis of testing result, improve efficiency and the accuracy of medical diagnosis.
In actual applications, this physiologic information can also be sent to alarm unit (not shown) by physiological single processing unit 32.Physiologic information and corresponding setting threshold value for receiving the physiologic information from physiological single processing unit 32, and compare by alarm unit, if physiologic information exceedes set threshold value accordingly, then give the alarm to user.Particularly, alarm unit has the quantity setting threshold value equal with the quantity of physiological single processing module 321, and this setting threshold value and physiological single processing module 321 one_to_one corresponding.During use, alarm unit receives the physiologic information from n physiological single processing module 321, and it is compared with corresponding setting threshold value one by one.If the setting threshold value that to have had one or more physiologic informations to exceed in the physiologic information compared corresponding with it, then at least one mode adopted in the modes such as sound, light and vibration gives the alarm to user by alarm unit.In addition, physiological single processing unit 32 can adopt wired or wireless transmission means to send physiologic information to alarm unit.
Projection angle regulon 36 is for regulating the projection angle of projecting cell 34.In actual applications, projection angle regulon is the rotating mechanism be connected with projecting cell 34, and it comprises drive motors and direction adjusting part.Wherein, direction adjusting part is connected with projecting cell 34 with the driving shaft of drive motors (such as, stepper motor) respectively.During use, drive motors driving direction adjusting part rotates predetermined angle around its driving shaft clockwise or counterclockwise, thus drives projecting cell 34 to move to respective direction.Wherein, the parts capable of reversing such as direction adjusting part comprises such as universal joint, universal wheel, cranks arm, eccentric wheel, by means of each parts capable of reversing or its combination, projecting cell 34 can be driven to move to directions such as such as upper and lower, left and right, upper left, lower-left, upper right or bottom rights, thus change the projection angle of projecting cell 34.In actual applications, when projecting cell 34 can only be tilted or places vertically when the restriction because of ambient environmental conditions, by means of projection angle regulon 36, the image maintenance level that projecting cell 34 can be made to project, thus avoid because of cannot horizontal positioned projecting cell 34 and cause the problem that projected image tilts.In addition, when detected person cannot look squarely projection screen because couching, by means of projection angle regulon 36, the image that projecting cell 34 can be made to project is parallel with the sight line of detected person, thus make detected person just clearly can watch measurement result without the need to standing up or altering one's posture, thus avoid when patient detects voluntarily, the problem that physiological monitor causes testing result inaccurate and unstable because the action being subject to detected person affects.Such as, the image that can be projected by projecting cell 34 by projection angle regulon 36 display on the ceiling of the room, thus facilitates the patient couched and watches measurement result.
Projection tone regulon 37 is for regulating the projection tone of projecting cell 34.Wherein, the projection tone of projecting cell 34 comprises the picture display effect of such as brightness, saturation degree and contrast etc.
Control unit 35 for transmitting control signal to bio-signal acquisition unit 31, physiological single processing unit 32, video signal processing unit 33 and projecting cell 34, to control the work of unit.Further, in control unit 35, be provided with projection angle control module 351 and projection tone control module 352.Wherein, projection angle control module 351 is for sending projection angle control signal to projection angle regulon 36; Projection tone control module 352 is for sending projection tone control signal to projection tone regulon 37.During use, projection angle control module 351 sends projection angle control signal to projection angle regulon 36, and projection angle regulon 36 regulates the projection angle of projecting cell 34 according to this projection angle control signal; Projection tone control module 352 sends projection tone control signal to projection tone regulon 37, and projection tone regulon 37 regulates the projection tone of projecting cell 34 according to projection tone control signal.In actual applications, control unit 35 and projection angle control module 351 and the tone control module 352 that projects can adopt wired or wireless transmission means to transmit control signal to corresponding units or module.
Input block 40 is for receiving the operational order of user's input and sending to control unit 35 operational order that user inputs with wired or wireless transmission means.In actual applications, input block 40 can be input control portion, it is for receiving the operational order of user's input, described operational order such as can comprise primary data is set, accuracy of detection is set, unlatching or close projecting cell 34, regulate the projection angle of projecting cell 34 and regulate the projection tone etc. of projecting cell 34, and this input control portion can be set to the form of the control elements such as button, driving lever or slide key particularly.Certainly, input block 40 also can be touching display screen, and it can receive user with the operational order of the mode of operation touched input.
Memory cell 38 is for storing the physiologic information sent from physiological single processing unit 32.In actual applications, memory cell 38 also may be used for storing from the image of projecting cell 34 and/or the vision signal from video signal processing unit 33.In addition, stored physiologic information, image and/or vision signal can also be sent to the unit such as lead-out unit 39, projecting cell 34 by memory cell 38 according to specific needs.
Physiologic information, vision signal and/or image for receiving the physiologic information, vision signal and/or the image that send from memory cell 38, and are exported to the external equipment of such as printer, computer, display or mobile phone etc. by lead-out unit 39 with forms such as such as txt, ASCII.
In the present embodiment, bio-signal acquisition unit 31, physiological single processing unit 32, video signal processing unit 33, second vision signal matching unit 41, control unit 35, memory cell 38 and lead-out unit 39 can be arranged at the inside of same housing (not shown), projecting cell 34 is arranged at the outside of this housing, and to facilitate user to enter the operating instructions on outer surface input block 40 being arranged on this housing.In actual applications, projecting cell 34 is connected with adopting dismountable mode between housing, this not only can enable user regulate the projection angle of projecting cell 34 more neatly, but also user can be facilitated to carry separately projecting cell 34, thus be applied in and be arranged on other physiological monitor of diverse location or occasion.
It should be noted that, in the present embodiment, the quantity of projecting cell 34 is one, but the present invention is not limited thereto, in actual applications, the quantity of projecting cell 34 also can be more than one, so as more in viewing number, viewing place is comparatively large and need to carry out image enabling many people simultaneously in the occasions such as comprehensive display and the testing result of clearly observing physiological monitor.When the quantity of projecting cell 34 is more than one, vision signal is sent to each projecting cell 34 by video signal processing unit 33 respectively, carries out projection display for each projecting cell 34 simultaneously.
Also it should be noted that, in the present embodiment, projection angle regulon 36 is the projection angles regulating projecting cell 34 according to the projection angle control signal from projection angle control module 351, projection tone regulon 37 is the projection tones regulating projecting cell 34 according to the projection tone control signal from projection tone control module 352, but the present invention is not limited thereto, in actual applications, physiological monitor can also adopt other control modes such as such as Non-follow control to regulate projection angle and the projection tone of projecting cell 34, in fact, every projection angle regulon 36 and projection tone regulon 37 of can controlling is to the control mode of the projection angle and projection tone that regulate projecting cell 34, protection scope of the present invention all should be considered as.
In addition, in actual applications, the tone regulon 37 that projects can also regulate the projection tone of projecting cell 34 automatically according to the light conditions around projection screen.Such as, can the light sensing devices such as such as light probe be set on projecting cell 34, and light signal processing module is set in projection tone regulon 37.During use, light sensing device detects the light signal around projection screen, and this light signal is sent to light signal processing module; Light signal processing module regulates the projection tone of projecting cell 34 automatically according to this light signal.
It should be noted that further, although control unit in the present embodiment 35 and input block 40 are all arranged on the inside of housing, but the present invention is not limited thereto, in actual applications, control unit 35 and/or input block 40 can also be arranged on the outside of housing.Such as, when control unit 35 and input block 40 are all arranged at housing outside, input block 40 and control unit 35 can be integrated in the equipment such as wired or wireless remote controller, panel computer, mobile phone in the lump.For another example, when control unit 35 is arranged at the inside of housing, and when input block 40 is arranged at housing outside, input block 40 can be integrated in the equipment such as wired or wireless remote controller, panel computer, mobile phone.Control unit 35 and/or input block 40 are arranged on the outside of housing, user can be enable to operate in different positions, thus bring convenience to the therapeutic process that medical personnel such as perform the operation etc.
It should be noted that in addition, when the physiological signal that bio-signal acquisition unit 31 gathers is for more than one, user can select projecting cell 34 to be only demonstrate the physiologic information corresponding to one or more default physiological signals by input block 40 and control unit 35, still demonstrates the physiologic information corresponding to whole physiological signal.
Embodiment two
The theory diagram of the physiological monitor that Fig. 3 provides for second embodiment of the invention.Refer to Fig. 3, the physiological monitor of the present embodiment, compared with the first embodiment, comprises bio-signal acquisition unit 31, physiological single processing unit 32, video signal processing unit 33, second vision signal matching unit 41, projecting cell 34, projection angle regulon 36, projection tone regulon 37, control unit 35, input block 40, memory cell 38 and lead-out unit 39 equally.Wherein, in bio-signal acquisition unit 31, be provided with quantity and one to one n physiological signal collection module 311 equal with the quantity of the physiological signal that it gathers; Accordingly, in physiological single processing unit 32, be provided with quantity and one to one n physiological single processing module 321 equal with the quantity of physiological signal collection module 311.Because the relation between the function of above-mentioned each unit and module and each unit or module there has been detailed description in a first embodiment, do not repeat them here.
Only the difference of the present embodiment and the first embodiment is described below.Particularly, between the projecting cell 34 of the physiological monitor of the present embodiment and video signal processing unit 33, adopt wireless transmission method to carry out the transmission of vision signal, and be provided with display screen 44 and the first vision signal matching unit 42 in addition.
Wherein, the wireless transmission method adopted between projecting cell 34 with video signal processing unit 33 can communicate (such as, Wi-Fi) for such as infrared ray, bluetooth, Wi-Fi, worldwide interoperability for microwave accesses the wireless transmission method such as (WiMAX) and carrierfree communication (UWB).In actual applications, the mode of high-frequency wireless communication can also be adopted between projecting cell 34 with video signal processing unit 33 to communicate.Like this, the frequency of the signal that the frequency of vision signal can be made far away to transmit between other unit higher than physiological signal etc., thus avoid because the frequency of vision signal is close with the frequency of signal transmitted between other unit and disturb the problem of the proper communication between other unit.
In actual applications, the transmission of vision signal is carried out owing to adopting wireless transmission method between projecting cell 34 and video signal processing unit 33, thus projecting cell 34 can be arranged at the outside of housing (not shown) and separate with housing, this not only can enable user regulate the projection angle of projecting cell 34 more neatly, but also user can be facilitated to carry separately projecting cell 34, thus be applied in and be arranged on other physiological monitor of diverse location or occasion.In addition, compared to wire transmission mode, wireless transmission method is by the restriction of the barriers such as the length of video signal data line and wall, thus by projecting cell 34 and housing are independently arranged, and between projecting cell and video signal processing unit, adopt wireless transmission method to carry out the transmission of vision signal, user not only can be made without the need to dismantling the projecting cell 34 that is arranged on the shell of physiological monitor or video signal data line just can be carried into other places, thus facilitate user to carry separately projecting cell 34, but also medical personnel can be made just in the position far away apart from the housing of physiological monitor or projecting cell 34 can be used in other rooms without the need to connecting video signal data line, thus patient can be made to avoid being disturbed, or hear the diagnostic result that doctor does not wish to make it to hear or analysis.
In actual applications, separately power supply can be set for projecting cell 34, so that projecting cell 34 is positioned over distance physiological monitor position far away by user carry out projection display.
Display screen 44 is for the vision signal that receives from video signal processing unit 33 and show, and in the present embodiment, the quantity of display screen 44 is one.And, because projecting cell 34 can only fast acquisition of digital video signals and cannot treatment of simulated vision signal, further, identical with the first embodiment, the matching problem that there is vision signal same with the video signal transmission between video signal processing unit 33 of the display screen 44 in the present embodiment.Particularly, if the vision signal that video signal processing unit 33 generates and the treatable vision signal of display screen 44 match, namely be all digital video signal or analog video signal, then display screen 44 directly can process the vision signal from video signal processing unit 33, and shows, if the vision signal that video signal processing unit 33 generates is not mated with the treatable vision signal of display screen 44, namely the vision signal that video signal processing unit 33 generates is digital video signal, and the treatable vision signal of display screen 44 is analog video signal, or the vision signal that video signal processing unit 33 generates is analog video signal, and the treatable vision signal of display screen 44 is digital video signal, then display screen 44 directly can not process the vision signal from video signal processing unit 33, now just need between video signal processing unit 33 and display screen 44, arrange the first vision signal matching unit 42, in order to convert the digital video signal from video signal processing unit 33 to analog video signal, or convert analog video signal to digital video signal, thus the vision signal from video signal processing unit 33 is mated with the vision signal of display screen 44, and the vision signal after coupling is sent to display screen 44.
It should be noted that, in the present embodiment, the quantity of display screen 44 is one, but the present invention is not limited in this, in actual applications, the quantity of display screen 44 can also be more than one, with more in number of such as watching, viewing place is comparatively large and carry out image meeting many demands clearly can observing testing result per capita in the occasions such as comprehensive display.Further, when the quantity of display screen 44 is more than one, vision signal is sent to each display screen 44 by video signal processing unit 33 respectively, shows for each display screen 44 simultaneously.
In sum, physiological monitor provided by the invention is provided with at least one for converting vision signal to image and carrying out projecting the projecting cell shown, compared with the display screen of existing physiological monitor, projecting cell in physiological monitor provided by the invention has larger display size and wider observation visual angle, thus when using physiological monitor of the present invention, not only can ensure that many people simultaneously and clearly watch the image of the expression measurement result shown by projecting cell, and be convenient to several medical personnel and carry out state of an illness discussion when closing and examining and improve the efficiency of medical diagnosis.In addition, because projecting cell has larger display size, when thus amplifying the physiological parameters such as display electrocardiogram at needs, physiological monitor provided by the invention intactly can demonstrate the physiological parameters such as electrocardiogram, thus make observer without the need to moving display frame or switching the full details just can observing physiological parameter, thus whole physiologic information can be grasped quickly and easily, and then bring conveniently to the analysis of testing result, improve efficiency and the accuracy of medical diagnosis.
Be understandable that, the illustrative embodiments that above embodiment is only used to principle of the present invention is described and adopts, but the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.
Claims (23)
1. a physiological monitor, is applicable to patient and detects voluntarily, comprises bio-signal acquisition unit, physiological single processing unit, video signal processing unit and control unit, wherein
Described physiological signal for gathering the physiological signal of those who are investigated, and is sent to described physiological single processing unit by described bio-signal acquisition unit;
Described physiological single processing unit is used for described physiological signal to be converted to physiologic information, and described physiologic information is sent to described video signal processing unit;
Described video signal processing unit is used for described physiologic information to be converted to vision signal,
It is characterized in that, described physiological monitor also comprises:
At least one projecting cell, in order to convert described vision signal to image and to carry out projection display;
Projection angle regulon, for regulating self overall angle of described projecting cell, comprises drive motors and direction adjusting part;
Second vision signal matching unit, in order to make the vision signal from described video signal processing unit mate with the vision signal of described projecting cell, and is sent to described projecting cell by the vision signal after coupling; And
Described control unit is for controlling the work of described bio-signal acquisition unit, physiological single processing unit, video signal processing unit and projecting cell.
2. physiological monitor according to claim 1, it is characterized in that, the physiological signal of the those who are investigated that described bio-signal acquisition unit gathers comprises at least one signal in electrocardiosignal, blood oxygen signal, blood pressure signal, pulse signal, breath signal and temperature signals.
3. physiological monitor according to claim 2, it is characterized in that, the physiological signal collection module that quantity is equal with the quantity of described physiological signal is provided with in described bio-signal acquisition unit, described physiological signal collection module and described physiological signal one_to_one corresponding, in order to gather the physiological signal corresponded, and described physiological signal is sent to described physiological single processing unit.
4. physiological monitor according to claim 3, it is characterized in that, the physiological single processing module that quantity is equal with the quantity of described physiological signal collection module is provided with in described physiological single processing unit, described physiological single processing module and described physiological signal collection module one_to_one corresponding, in order to receive the physiological signal from the described physiological signal collection module corresponded, and described physiological signal is converted to corresponding physiologic information, then described physiologic information is sent to described video signal processing unit.
5. physiological monitor according to claim 4, it is characterized in that, also comprise alarm unit, in order to receive the physiologic information from described physiological single processing unit, and described physiologic information and corresponding setting threshold value are compared, if physiologic information exceedes set threshold value accordingly, then give the alarm to user;
Described alarm unit comprises sound, light and/or vibration to the mode that user gives the alarm;
Described physiological single processing unit adopts wired or wireless transmission means to send physiologic information to described alarm unit.
6. physiological monitor according to claim 1, it is characterized in that, described control unit comprises projection angle control module, in order to send projection angle control signal to described projection angle regulon, described projection angle regulon regulates the projection angle of described projecting cell according to described projection angle control signal.
7. physiological monitor according to claim 1, is characterized in that, also comprises projection tone regulon, in order to regulate the projection tone of described projecting cell.
8. physiological monitor according to claim 7, it is characterized in that, described control unit comprises projection tone control module, in order to send projection tone control signal to described projection tone regulon, described projection tone regulon regulates the projection tone of described projecting cell according to described projection tone control signal.
9. the physiological monitor according to the arbitrary claim of claim 1-8, it is characterized in that, described control unit adopts wired or wireless transmission means to transmit control signal to described bio-signal acquisition unit, physiological single processing unit, video signal processing unit and projecting cell;
Described projection angle control module adopts wired or wireless transmission means to send projection angle control signal to described projection angle regulon;
Described projection tone control module adopts wired or wireless transmission means to send projection tone control signal to described projection tone regulon.
10. physiological monitor according to claim 1, is characterized in that, also comprises input block, in order to receive operational order that user inputs and described operational order is sent to described control unit.
11. physiological monitors according to claim 10, is characterized in that, described input block is touching display screen, and described touching display screen receives the operational order that user adopts touch manner to input.
12. physiological monitors according to claim 10, is characterized in that, described input block is input control portion, and described input control portion comprises button, driving lever or slide key.
13. physiological monitors according to the arbitrary claim of claim 10-12, it is characterized in that, described input block adopts wired or wireless transmission means to described control unit transmit operation instruction.
14. physiological monitors according to claim 1, is characterized in that, described projecting cell and described video signal processing unit adopt wired or wireless mode transmission video signal.
15. physiological monitors according to claim 14, is characterized in that, described projecting cell and described video signal processing unit adopt high-frequency wireless communication mode to communicate.
16. physiological monitors according to claim 14, is characterized in that, also comprise housing, and described bio-signal acquisition unit, physiological single processing unit and video signal processing unit are arranged at described enclosure interior.
17. physiological monitors according to claim 16, is characterized in that, described projecting cell is arranged at the outside of described housing and is removably connected with described housing.
18. physiological monitors according to claim 16, is characterized in that, described projecting cell is arranged at the outside of described housing and separate with described housing; And
Described projecting cell and described video signal processing unit adopt wireless mode transmission video signal.
19. physiological monitors according to claim 16, is characterized in that, described control unit is arranged at described enclosure interior, or
Described control unit is arranged at described hull outside and separate with described housing.
20. physiological monitors according to claim 1, is characterized in that, also comprise at least one display screen, and described display screen is for the vision signal that receives from described video signal processing unit and show.
21. physiological monitors according to claim 20, it is characterized in that, also comprise the first vision signal matching unit, in order to the vision signal from described video signal processing unit to be converted to the vision signal matched with described display screen, and the vision signal matched with described display screen is sent to described display screen.
22. physiological monitors according to claim 1, is characterized in that, also comprise memory cell, in order to store the image from the physiologic information of described physiological single processing unit, the vision signal of described video signal processing unit and/or described projecting cell.
23. physiological monitors according to claim 22, it is characterized in that, also comprise lead-out unit, in order to receive from the physiologic information of described memory cell, vision signal and/or image, and described physiologic information, vision signal and/or image are exported to external equipment.
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| EP1793600A1 (en) * | 2004-09-21 | 2007-06-06 | Nikon Corporation | Projector device, mobile telephone, and camera |
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| CN202477658U (en) * | 2012-02-08 | 2012-10-10 | 北京超思电子技术有限责任公司 | Physiological monitor |
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| CN1940705A (en) * | 2005-08-18 | 2007-04-04 | 赵申苓 | Automatic projection angle adjustment by remote-controller |
| CN101943846B (en) * | 2010-08-11 | 2012-03-28 | 方正科技集团苏州制造有限公司 | Miniature projector with projection angle regulation device |
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| EP1793600A1 (en) * | 2004-09-21 | 2007-06-06 | Nikon Corporation | Projector device, mobile telephone, and camera |
| US20070165020A1 (en) * | 2005-12-12 | 2007-07-19 | Ulrich Haueter | Patient Device with Separate User Interface |
| US20070229766A1 (en) * | 2006-03-29 | 2007-10-04 | Seiko Epson Corporation | Modulation Apparatus and Projector |
| CN201267472Y (en) * | 2008-09-12 | 2009-07-08 | 新奥博为技术有限公司 | Life signal monitoring system for MRI system |
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