CN106483666A - A kind of integrated medical sees sheet devices - Google Patents
A kind of integrated medical sees sheet devices Download PDFInfo
- Publication number
- CN106483666A CN106483666A CN201510551996.XA CN201510551996A CN106483666A CN 106483666 A CN106483666 A CN 106483666A CN 201510551996 A CN201510551996 A CN 201510551996A CN 106483666 A CN106483666 A CN 106483666A
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- crystal panel
- sheet devices
- control circuit
- tft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/02—Viewing or reading apparatus
- G02B27/022—Viewing apparatus
- G02B27/024—Viewing apparatus comprising a light source, e.g. for viewing photographic slides, X-ray transparancies
- G02B27/026—Viewing apparatus comprising a light source, e.g. for viewing photographic slides, X-ray transparancies and a display device, e.g. CRT, LCD, for adding markings or signs or to enhance the contrast of the viewed object
Abstract
A kind of integrated medical sees sheet devices, comprise screen module and the governor circuit of the brightness of liquid crystal panel for control screen module, also it is electrically connected with a control circuit between governor circuit and screen module, control circuit is passed through to adjust the input voltage of part TFT of liquid crystal panel, so that the brightness of viewing area corresponding with the TFT of this part forms a low bright area being used for display digit picture through overdamping on liquid crystal panel, and viewing area corresponding with other TFT on liquid crystal panel is made to form one for observing the highlight regions of picture on medical film.The integrated medical implementing the present invention sees sheet devices, and doctor can watch the picture on digital picture and medical film on this liquid crystal panel simultaneously, be conducive to doctor to carry out horizontal contrast, find the difference of the two；Control circuit is corrected to the brightness uniformity of liquid crystal display, it is possible to reduce doctor is for the erroneous judgement of picture.
Description
Technical field
The present invention relates to medical instruments field, more particularly, it relates to a kind of integrated medical sees sheet devices.
Background technology
The translucent material piece that existing medical film observation lamp house is typically provided with by casing, is arranged on casing
And be arranged on light source composition in case, translucent material piece can using lucite and before the casing from
And as seeing the screen of piece, light source adopts daylight lamp or cold cathode fluorescence lamp.When seeing piece, by medical adhesive
Before piece such as X-ray film is placed in screen, so that doctor and other staff are able to observe that X-ray film
Content.On the other hand, medical image is in digitized development trend, and some hospitals use numeral at present
Picture.
Therefore, present sight sheet mode is the epoch being faced with numeral and film mixing sight piece.During diagnosis,
Need the computer digital picture in desk, and need the figure on medical film is watched on the wall of side
Piece.But the different types of picture for patient, such as in the X-ray picture of the shooting of different times, can
Can be from different hospitals, in these pictures, some are probably digital picture, and some are probably film picture,
Doctor in comparing these digital pictures and medical film during picture, needs to see the display on table, one
While seeing film illominator on wall, very difficult across comparison is it has not been convenient to find the similarities and differences part in these films.
Meanwhile, traditional film illominator uneven phenomenon of backlight typically at the surrounding of screen seeing piece, very
Easily cause doctor for the erroneous judgement of image.
Content of the invention
The technical problem to be solved in the present invention is, the above-mentioned digital picture for prior art and medical adhesive
Picture on piece needs the film illominator viewing on display on the table respectively and wall to cause very
Difficult across comparison and the uneven defect of traditional film illominator backlight, provide a kind of integrated medical
See sheet devices.
The present invention solves its technical problem, be employed technical scheme comprise that providing a kind of integrated medical sees piece
Device, comprises screen module and the governor circuit of the brightness of liquid crystal panel for control screen module, main
Also it is electrically connected with a control circuit, control circuit is passed through to adjust liquid crystal panel between control circuit and screen module
The input voltage of part TFT so that on liquid crystal panel viewing area corresponding with the TFT of this part bright
Degree formed through overdamping one for display digit picture low bright area, and make on liquid crystal panel with other
The corresponding viewing area of TFT forms one and is used for observing the highlight regions of the picture on medical film.
See in sheet devices in the integrated medical of the present invention, control circuit is additionally operable to according to the liquid crystal panel prestoring
Initial backlight uniformity model, to control liquid crystal panel TFT input voltage be controlled with adjust
The brightness uniformity of highlight regions.
See in sheet devices in the integrated medical of the present invention, control circuit is additionally operable to according in control instruction adjustment
State the quantity of part TFT and/or position adjusts size on liquid crystal panel for the low bright viewing area with corresponding
And/or position.
See in sheet devices in the integrated medical of the present invention, liquid crystal panel is touch control type LCD panel, control refers to
Order derives from signal produced by operation on touch control type LCD panel for the user；Or,
Medical film observation device also comprises a key zone, and control instruction derives from button on key zone for the user
Operate the signal of described generation.
See in sheet devices in the integrated medical of the present invention, also include a film fixture, for placing user
Clamp in the medical film of highlight regions.
See in sheet devices in the integrated medical of the present invention, liquid crystal panel also includes backlight module, is used for sending
The light source needed for work of described liquid crystal panel.
See in sheet devices in the integrated medical of the present invention, governor circuit is additionally operable to control described liquid crystal panel to enter
One of input of the regulation of row colour temperature, the setting of gamma and video signal or multiple.
See in sheet devices in the integrated medical of the present invention, the brightness of low bright area is 250-400cd/m2, high
The brightness of bright area is more than or equal to 1000cd/m2.
See in sheet devices in the integrated medical of the present invention, control circuit comprises a FPGA, control circuit is led to
Cross FPGA generation control signal to be adjusted with the input voltage to the TFT of liquid crystal panel.
See in sheet devices in the integrated medical of the present invention, governor circuit is additionally operable to the original number getting
Word picture is processed to switch to be applied to the data being shown on liquid crystal panel.
The integrated medical implementing the present invention sees sheet devices, has the advantages that：This integrated medical is seen
The highlight regions of the liquid crystal panel of sheet devices can carry out the viewing of picture on medical film, liquid crystal panel low
Bright area can carry out the display of digital picture, and doctor can watch digital picture on this liquid crystal panel simultaneously
With the picture on medical film, be conducive to doctor to carry out horizontal contrast, find the difference of the two；Control
Circuit is corrected to the brightness uniformity of liquid crystal display, it is possible to reduce doctor is for the erroneous judgement of picture；With
When this integration structure can be more traditional Medical film-observation lamp box and computer there is the advantage of small volume, and
And when not carrying out seeing piece, this sight sheet devices can serve as the display of computer.
Brief description
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing：
Fig. 1 is the composition schematic diagram of liquid crystal display in prior art；
Fig. 2 is the composition schematic diagram of the display portion of integrated medical sight sheet devices of the present invention；
Fig. 3 is that the integrated medical sight sheet devices of the present invention use schematic diagram.
Specific embodiment
In order to be more clearly understood to the technical characteristic of the present invention, purpose and effect, now comparison accompanying drawing is detailed
Describe the specific embodiment of the bright present invention in detail.
As shown in figure 1, it is the composition schematic diagram of liquid crystal display in prior art, liquid crystal in prior art
Display generally comprise a screen module 1 and governor circuit 2, screen module 1 and governor circuit 2 one
As by the conventional screen such as LVDS or EDP between connecting line connect, screen module 1 comprise liquid crystal panel 11 and
Backlight module 12.Itself it is operated to provide display picture because liquid crystal panel 11 itself does not possess offer
Light source function it is therefore desirable to provided by backlight module 12 work of described liquid crystal panel required
Light source.Governor circuit 2 can control the brightness of liquid crystal panel in backlight module 12.In other embodiments,
Governor circuit 2 can also send video signal (as VGA, DVI, HDMI, DP etc.) to screen module 1
Carry out, screen module 1 receives those video signals and carries out the output of video signal, in liquid crystal panel 11
Upper display one picture；Governor circuit 2 can also send control signal and adjust the picture on liquid crystal panel 11
Size and/or carry out the regulation of colour temperature and/or the setting of gamma etc..
The present invention integrated medical see sheet devices in, this sight sheet devices comprise housing, screen module 1,
Governor circuit 2 and control circuit 3, screen module 1 comprises liquid crystal panel 11 and backlight module 12,
Liquid crystal panel 11 is located on housing, and backlight module 12 is located in housing, and backlight module 12 provides described liquid
The light source needed for work of crystal panel 11, governor circuit 2 is consistent with the governor circuit 2 in above-mentioned Fig. 1,
Here repeat no more.With reference to Fig. 2, it is the group of the display portion of integrated medical sight sheet devices of the present invention
Become schematic diagram, governor circuit 12 can with the brightness of the liquid crystal panel 11 of control screen module 1, the present invention with
The difference of prior art is, is also also connected with a control between governor circuit 12 and screen module 1
Circuit 3, between that is, control circuit 3 is respectively by the conventional screen such as LVDS or EDP, connecting line connects to master control electricity
Road 2 and screen module 3, the brightness of the brightness for controlling liquid crystal panel 11 that governor circuit 2 sends
Control signal is transmitted to screen module 1 through control circuit 3.
Control circuit 3 has the function of local luminance decay.The function of local luminance decay refers to this control electricity
Road 11 can adjust the input voltage of part TFT of liquid crystal panel 11 so that on liquid crystal panel 11 with
The brightness of the corresponding viewing area of TFT of this part forms one for display digit picture through overdamping
Low bright area, and make viewing area corresponding with other TFT formation one on liquid crystal panel 11 be used for observing
The highlight regions of picture on medical film.For medical film in prior art, as the film viewer of X-ray film
In case, the brightness of its screen is typically no less than 1000cd/m2, and daily the used display for people,
As computer monitor etc., its brightness is only required in 250-400cd/m2Between.Due to backlight module 12
The brightness of the light going out be typically all overall is adjusted, brighten simultaneously or simultaneously dimmed (refer to computer,
The liquid crystal display of the electronic equipments such as mobile phone, the brightness of its screen is all overall being adjusted), therefore existing
LCD Technology in technology is not particularly suited for observing medical film and digital picture simultaneously.The present invention
For solving this problem, employed technical scheme comprise that：The light irradiation that backlight module 12 sends is in liquid crystal panel 11
On, the light of this part disclosure satisfy that the brightness demand observing medical film, and then passing through control circuit 11 will
Wherein through a part of region of liquid crystal panel 11 light decayed after on liquid crystal panel 11 shape
Become low bright area, and through liquid crystal panel 11 and without decay light 11 on liquid crystal panel on form one
Highlight regions.So, liquid crystal panel 11 has highlight regions simultaneously, and the brightness size in this region can be used
Picture on observation medical film；Liquid crystal panel 11 has low bright area, the brightness size in this region simultaneously
It is displayed for digital picture, therefore user can watch medical film on liquid crystal panel 11 simultaneously
Content and digital picture.It should be appreciated that the content of the digital picture of the present invention and traditional medical adhesive
The content of piece be all used as medical, simply different in the form of expression.
For the decay to the light of above-mentioned subregion in lcd segment 11, pass through in the present invention to control electricity
Road 3 controls the input voltage (typically directly being provided) of liquid crystal panel part TFT by source electrode drive circuit.Liquid
Crystal panel all comprises upper and lower substrate in the structure design of prior art, has liquid crystal, wherein between substrate
TFT is had on one substrate, this TFT receives the input voltage of source electrode drive circuit and then according to input voltage
Control the steering angle of liquid crystal, the steering angle difference of liquid crystal can lead to the attenuation rate of transmitted light different, that is,
By adjusting the input voltage of TFT, the light through this part TFT can be controlled to be decayed, this part
For the conventional techniques when designing liquid crystal panel for this area, specifically repeat no more.It should be appreciated that this
Part TFT input voltage is adjusted so that corresponding for this part TFT brightness to decay in invention, and
Do not mean that the input voltage to other parts TFT is not decayed, that is, for other parts TFT defeated
Enter voltage, can not be adjusted it is also possible to only be finely adjusted, whether the brightness specifically regarding highlight regions is full
Depending on the demand that foot uses.
With reference to Fig. 3, it uses schematic diagram for the integrated medical sight sheet devices of the present invention.Backlight module 12
, to liquid crystal panel 11, the light through the subregion of liquid crystal panel 11 is through overdamping for the highlighting backlight providing
Afterwards on liquid crystal panel 11 formed a low bright area 111, without decay part on liquid crystal panel 11 shape
Become highlight regions 112.During use, user will be placed on by the medical of highlight regions by film fixture 5
Film 4 is clamped thus this medical film is fixed on highlight regions 112, therefore user can be in low bright area
Medical film can be observed in highlight regions 112 while 111 observation digital picture.
In another embodiment of the invention, control circuit 13, in addition to having above-mentioned functions, also has backlight
Uniformity adjusts function, and that is, control circuit 13 is additionally operable to the backlight uniformity according to the liquid crystal panel 11 prestoring
Model, is controlled to the input voltage of the TFT controlling liquid crystal panel 11 to adjust the brightness of highlight regions
Uniformity.Because the media such as the light guiding film of liquid crystal panel 11 and light-diffusing film scatter and backlight module 12
The reason such as brightness uniformity disunity, even if the backlight of the diverse location in highlight regions or low bright area
Brightness there is also inhomogeneities, the initial even back therefore in the present embodiment, also to liquid crystal panel 11
Property model, this initial backlight uniformity model be typically derived from dispatching from the factory before test gained.Control circuit 3
According to this initial backlight uniformity model, the input voltage of the TFT controlling liquid crystal panel 11 is controlled
To adjust the brightness uniformity of highlight regions, decayed and/or to brightness relatively in such as higher to brightness region
Low region is strengthened.So, the brightness of the highlight regions of integrated medical sight sheet devices of the present invention is equal
Even property gets a promotion, and can reduce the erroneous judgement that doctor watches medical film.It should be appreciated that it is real at other
Apply in example and the brightness uniformity of low bright area can also be adjusted, it can be using as highlight regions identical
Method.
See in sheet devices in the integrated medical of the present embodiment, control circuit 3 is additionally operable to be adjusted according to control instruction
The quantity of whole above-mentioned part TFT and/or position are big on liquid crystal panel with the low bright viewing area of corresponding adjustment
Little and/or position, that is, user can send control instruction, to adjust size, the position of low bright area.Should
Work as understanding, the size in low amounts region, the regulation of position are thought and be also carried out to the size of highlight regions, position
Corresponding regulation.Liquid crystal panel 11 described above can be touch control type LCD panel, and user can be by single
The mode of point or multi-point touch is operated, thus producing above-mentioned control on this touch control type LCD panel
Instruction；One key zone can also be set on being arranged on this Medical film observation device, and above-mentioned control instruction derives from
The signal of the described generation of operation of button on this key zone for the user.In other embodiments, this control refers to
Order can be from operation in mouse, remote manipulation etc..So, doctor can adjust at any time low bright or
The size of highlight regions and position, to be applied to the use habit of different medical films and doctor.
Wherein, in the various embodiments described above, the brightness of low bright area is 250-400cd/m2, highlight regions
Brightness is more than or equal to 1000cd/m2To meet the use demand of medical film and digital picture respectively.
In the various embodiments described above, governor circuit 2 is additionally operable at the original digital picture getting
Reason is to switch to be applied to the data being shown on liquid crystal panel 11.I.e. governor circuit 11 is by digital picture
In content transformation be that the data being shown is applied on liquid crystal panel 11, this number conversion after data
Low amounts region shows, so that doctor observes.
With regard to above-mentioned control circuit 3, its main functionality is passed through a FPGA and is realized, and that is, control circuit 3 is passed through
This FPGA is produced control signal and is adjusted with the input voltage to the TFT of liquid crystal panel, thus on realizing
Local attenuation function, backlight uniformity adjustment function and the position in low amounts region and/or the tune of size stated
Section.It should be appreciated that governor circuit 2 of the prior art also do not possess realize above-mentioned local attenuation function,
Backlight uniformity adjusts adjustment function of function and low bright area position and/or size etc., and the present invention passes through
Increase control circuit 3 to realize those functions, thus the integrated medical constructing the present invention sees sheet devices.
And, the control circuit of the present invention is not break realization under the framework changing available liquid crystal display, when this
When bright sight sheet devices are not used in sight piece, the signal that control circuit 3 can send to governor circuit 2 is not carried out
Process, now this sight sheet devices is also used as a traditional liquid crystal display and is used.
Above in conjunction with accompanying drawing, embodiments of the invention are described, but the invention is not limited in above-mentioned
Specific embodiment, above-mentioned specific embodiment is only schematically, rather than restricted, this
The those of ordinary skill in field, under the enlightenment of the present invention, is being protected without departing from present inventive concept and claim
Under the ambit of shield, also can make a lot of forms, these belong within the protection of the present invention.
Claims (10)
1. a kind of integrated medical sees sheet devices, comprises screen module and is used for controlling described screen module
The brightness of liquid crystal panel governor circuit it is characterised in that
Also it is electrically connected with a control circuit, described control circuit between described governor circuit and described screen module
By adjust described liquid crystal panel part TFT input voltage so that on described liquid crystal panel with this portion
It is low bright for display digit picture that the brightness of the corresponding viewing area of TFT divided forms one through overdamping
Region, and make viewing area corresponding with other TFT on described liquid crystal panel formed one be used for observing medical
The highlight regions of picture on film.
2. integrated medical according to claim 1 sees sheet devices it is characterised in that described control
Circuit is additionally operable to the initial backlight uniformity model according to the liquid crystal panel prestoring, to control liquid crystal panel
The input voltage of TFT is controlled to adjust the brightness uniformity of highlight regions.
3. integrated medical according to claim 1 and 2 sees sheet devices it is characterised in that described
Control circuit comprises a FPGA, and described control circuit is passed through described FPGA and produced control signal to liquid crystal surface
The input voltage of the TFT of plate is adjusted.
4. integrated medical according to claim 1 sees sheet devices it is characterised in that described control
Circuit is additionally operable to adjust the quantity of described part TFT and/or position with corresponding adjustment institute according to control instruction
State size on described liquid crystal panel for the low bright area and/or position.
5. integrated medical according to claim 4 see sheet devices it is characterised in that
Described liquid crystal panel is touch control type LCD panel, and described control instruction derives from user in described touch
Signal produced by operation on liquid crystal panel；Or,
Described Medical film observation device also comprises a key zone, and described control instruction derives from user in described button
The signal of the described generation of operation of the button in area.
6. integrated medical according to claim 1 sees sheet devices it is characterised in that also including one
Film fixture, the medical film for user is placed on highlight regions is clamped.
7. integrated medical according to claim 1 sees sheet devices it is characterised in that described screen
Module also includes backlight module, for providing the work of described liquid crystal panel required light source.
8. integrated medical according to claim 1 sees sheet devices it is characterised in that described master control
Circuit is additionally operable to control described liquid crystal panel to carry out the regulation of colour temperature, the setting of gamma and video letter
Number one of input or multiple.
9. integrated medical according to claim 1 sees sheet devices it is characterised in that described low bright
The brightness in region is 250-400cd/m2, the brightness of described highlight regions is more than or equal to 1000cd/m2.
10. integrated medical according to claim 1 sees sheet devices it is characterised in that described master control
Circuit is additionally operable to be processed the original digital picture getting to switch to be applied on liquid crystal panel
The data being shown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510551996.XA CN106483666A (en) | 2015-09-01 | 2015-09-01 | A kind of integrated medical sees sheet devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510551996.XA CN106483666A (en) | 2015-09-01 | 2015-09-01 | A kind of integrated medical sees sheet devices |
Publications (1)
| Publication Number | Publication Date |
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| CN106483666A true CN106483666A (en) | 2017-03-08 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510551996.XA Pending CN106483666A (en) | 2015-09-01 | 2015-09-01 | A kind of integrated medical sees sheet devices |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107255867A (en) * | 2017-06-02 | 2017-10-17 | 青岛海信电器股份有限公司 | A kind of display device and its display methods |
| CN108257661A (en) * | 2018-01-08 | 2018-07-06 | 深圳市康冠医疗设备有限公司 | A kind of multi-screen display method, system and terminal device |
| CN108957763A (en) * | 2018-06-28 | 2018-12-07 | 广州视源电子科技股份有限公司 | Medical display control method, system, readable storage medium storing program for executing and terminal device |
| CN112235547A (en) * | 2020-10-22 | 2021-01-15 | 北京德为智慧科技有限公司 | Intelligent film viewing device and control method thereof |
| CN112698515A (en) * | 2020-04-18 | 2021-04-23 | 彭昊 | Naked eye three-dimensional display imaging method and light field simulator |
| CN112748579A (en) * | 2020-12-11 | 2021-05-04 | 武汉联影医疗科技有限公司 | Mobile diagnosis film reading equipment and film reading system |
| CN113707342A (en) * | 2021-08-26 | 2021-11-26 | 高创(苏州)电子有限公司 | Medical machine, consultation system, consultation method, computer equipment and medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107255867A (en) * | 2017-06-02 | 2017-10-17 | 青岛海信电器股份有限公司 | A kind of display device and its display methods |
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| CN108957763A (en) * | 2018-06-28 | 2018-12-07 | 广州视源电子科技股份有限公司 | Medical display control method, system, readable storage medium storing program for executing and terminal device |
| CN112698515A (en) * | 2020-04-18 | 2021-04-23 | 彭昊 | Naked eye three-dimensional display imaging method and light field simulator |
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| CN112235547A (en) * | 2020-10-22 | 2021-01-15 | 北京德为智慧科技有限公司 | Intelligent film viewing device and control method thereof |
| CN112748579A (en) * | 2020-12-11 | 2021-05-04 | 武汉联影医疗科技有限公司 | Mobile diagnosis film reading equipment and film reading system |
| CN113707342A (en) * | 2021-08-26 | 2021-11-26 | 高创(苏州)电子有限公司 | Medical machine, consultation system, consultation method, computer equipment and medium |
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Application publication date: 20170308 |