CN102809808A - Medical 3-dimensional imaging operating microscope system - Google Patents
Medical 3-dimensional imaging operating microscope system Download PDFInfo
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- CN102809808A CN102809808A CN2012102906149A CN201210290614A CN102809808A CN 102809808 A CN102809808 A CN 102809808A CN 2012102906149 A CN2012102906149 A CN 2012102906149A CN 201210290614 A CN201210290614 A CN 201210290614A CN 102809808 A CN102809808 A CN 102809808A
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Abstract
The invention relates to a medical 3-dimensional imaging operating microscope system. The medical 3-dimensional imaging operating microscope system comprises an operating microscope used for outputting three optical paths, namely, a first optical path, a second optical path and a third optical path, the first optical path and the second optical path are both optical signals within an operating region, and the third optical path is an optical signal inside and outside the operating region, that is, the third optical path is a broad-view image optical path; the first optical path forms a first electrical signal through a first optical interface and a first image sensor; the second optical path forms a second electrical signal through a second optical interface and a second image sensor; the third optical path forms a third electrical signal through a third optical interface and a third image sensor; and a video processor processes and synthesizes the first electrical signal and the second electrical signal into a 3-dimensional image, processes the third electrical signal into a 2-dimensional image, and transmits the 3D image and the 2D image to display equipment for display. The medical 3-dimensional imaging operating microscope system can reduce the metal stress and fatigue feeling of surgeons, thereby lowering the operating risk.
Description
Technical field
The present invention relates to the imaging technique of surgical operation microscope.
Background technology
The raising of the generation of surgical operation microscope and operation level has formed a brand-new subject-microsurgery.Microsurgery is used surgical operation microscope and is carried out meticulous operation (butt joint like little blood vessel is sewed up), is widely used in ophthalmology, ear-nose-throat department, surgery, gynaecology, the plastic surgery.
The conventional surgical microscope is the binocular stereo microscope, and stereoscopic sensation is arranged during Direct observation, to guarantee that operation accurately smoothly.1.6 ~ 80 times of enlargement factors are variable, and the enough big operating distance (big (l5mm ~ 40mm) usually of 9cm ~ 40cm), objective angular field is arranged.On the modern surgical operation microscope television image system is housed, is called the microsurgery television system again.
Surgical operation microscope version is a lot, and the composition of surgical operation microscope is made up of observing system, illumination, support and photograph, telephotography display system.Wherein observing system have two independently light path with certain included angle to object image-forming, so observed from two eyepieces be space image.Camera or television pickup system link to each other with surgical operation microscope through optical interface, on TV monitor, show surgery situation, can supply that many people look at altogether, the consultation of doctors, teaching and scientific research and video recorder record file.
Microscope applications is in the biomedical sector history of existing centuries, then has been the thing since nineteen twenty-five but directly microscope is used for operation.This is that the visual field is little because the operating distance of general biological microscope is short, can't directly be used for operation; Mostly the operation of passing by in addition is broad perspectives, and the doctor can be competent at naked eyes.Along with the development of medical science, the doctor has been proposed to carry out the requirement of delicate procedure, this requirement has promoted the research of microscopy and the generation of surgical operation microscope.
The generation of surgical operation microscope (0perationMicroscope) makes the doctor can see the fine structure of operative site clearly, can carry out the various micrurgies that can't accomplish with naked eyes, has expanded the operative treatment scope greatly, has improved operation precision and patient's healing rate.Now, surgical operation microscope has become a kind of conventional Medical Devices, mainly supplies each section office of hospital clinical to undergo surgery and checks use.Press operative site and divide, surgical operation microscope can be divided into ophthalmology, ear-nose-throat department, surgery, gynaecology, plastic surgery, microsurgery etc. several, there also have some surgical operation microscopes to belong to be universal, the annex of attaching troops to a unit is more, can supply each section to use after the combination; Divide by outer shape, can be divided into portable and fixed 2 kinds, wherein, movable type has column and clipping, and fixed have suspension type, wall formula and a desktop etc.
1. the basic structure of surgical operation microscope
A surgical operation microscope roughly is made up of four parts: observing system, illuminator, mounting system, demonstration and register system.
(1) observing system
In order to become space image, must have 2 independently light path with certain included angle to object image-forming, the observing system in general surgical operation microscope comes down to one variable times of binocular stereo microscope.Observing system comprises big object lens, zooming system, optical splitter, connects the order object lens, turns to prism and eyepiece.A surgical operation microscope is furnished with several object lens and eyepiece, and therefore different focal length is arranged, and they match with change times assembly can obtain different enlargement ratios.In when operation, often need the assistant to cooperate, so observing system often is designed to the form of double binocular, supply doctor and assistant to use simultaneously;
(2) illuminator
The lighting system of surgical operation microscope is divided into intraoral illumination and 2 kinds of outer illuminations.The illuminating bundle of intraoral illumination is made up of the cold light source, optical cable and the part optical element that are placed in the surgical operation microscope transverse arm by penetrating in the microscope body, is fit to the illumination operation of aperture deep.Outer illumination is usually used in some special requirement (like the illumination of ophthalmology crack) or carries out floor light, and its illuminator often is installed on the microscope body, illuminating bundle inclination directive operative site.Modern many senior surgical operation microscopes often have inside and outside illumination 2 cover systems simultaneously.Surgical operation microscope all adopts cold light source in recent years.This light source has enough big object plane illumination, and does not have infrared composition in the light, so heat is little, and is little to operation face sound, so be called cold light source.In order to alleviate the quality of observing system, cold light source often is placed in the column or transverse arm of surgical operation microscope, by optical fibers light is caused the object lens place;
(3) mounting system
High-quality surgical operation microscope generally is furnished with the complicated mechanical system and fixes and handle, to guarantee fast, will observe neatly freely and illuminator moves on to necessary position.Mounting system comprises base, column, transverse arm, horizontal XI-Y shifter and foot control plate etc.Transverse arm generally is designed to 2 groups, and purpose is to make viewing microscope in big as far as possible scope, can move to the operation face sky rapidly; Horizontal X--Y shifter then can accurately be positioned desired position with microscope.The foot control plate moves up and down except that the control microscope the focusing, also can carry out the conversion that microscope is transferred times assembly enlargement ratio.All be provided with balance bob at the column inner prop, purpose is and transverse arm, level) (Y shifter and microscope etc. keep balance;
(4) demonstration and register system
Along with the development of modern medical instrument, many surgical operation microscopes have been mixed camera, telephotography display and video recorder.The television display system of surgical operation microscope comprises camera, converter, optical interface and display etc.; With optical interface microscope is linked to each other with the CCD camera; Surgery situation is directly shown on TV monitor; Supply many people on monitor, to observe surgery situation simultaneously, be applicable to teaching, scientific research and clinical consulation.The surgical operation microscope of each manufacturer production all is furnished with this system for choosing in recent years.For the preservation data, camera commonly used gets off required operation picture photographing, therefore, in many surgical operation microscopes optical splitter has been installed, and from microscopical light path, draws relevant imaging line with optical splitter, and links to each other for record with camera through special purpose interface.When video recorder links to each other with television camera, can on tape, write down the whole surgery process.
But prior art can only demonstrate the image (2D image just) of plane effect on image.(1) this gives in the surgical procedure consultation of doctors, doctor the judgement of performing the operation, operation technique or the assistant doctor judgement of performing the operation, and operation technique brings great risk; (2) this is also very big to labour intensity and stress that operative doctor brings, accomplishes operation because of operative doctor or assistant doctor must use binocular to aim at eyepiece, at surgical procedure; Doctor's eyes can not leave eyepiece, and this observing system doctor god entirely is used to annotate and is watching eyepiece always attentively, causes doctor's eyes easy fatigue; Prolonged operations; Nerve tightly collapses, and stress is excessive, causes the probability of mistaken diagnosis also bigger like this.(3) this gives the malpractice controversial issue, and teaching and scientific research and video recorder record file and also bring unintelligible phenomenon such as maybe can't judge.
On the prior art, observing system is complicated and let operative doctor operate difficulty more, and labour intensity is big, and stress is big, and lets equipment more increase the weight of, and makes the surgical procedure operation not too convenient.
Summary of the invention
The objective of the invention is to propose a kind of medical 3D image surgical operation microscope system, it can solve the big problem of operation risk.
In order to achieve the above object, the technical scheme that the present invention adopted is following:
Medical 3D image surgical operation microscope system, it comprises with lower component:
Surgical operation microscope is used to export three light paths, is respectively first light path, second light path and the 3rd light path, and first light path and second light path are the light signal in the operative region, and the 3rd light path is in the operative region and the outer light signal of operative region;
First optical interface is used for first light path is imported to first imageing sensor;
First imageing sensor is used for converting first light path into first electric signal, and is transferred to video processor;
Second optical interface is used for second light path is imported to second imageing sensor;
Second imageing sensor is used for converting second light path into second electric signal, and is transferred to video processor;
The 3rd optical interface is used for the 3rd light path is imported to the 3rd imageing sensor;
The 3rd imageing sensor is used for converting the 3rd light path into the 3rd electric signal, and is transferred to video processor;
Video processor is used for first electric signal and the processing of second electric signal are synthesized 3D rendering, the 3rd electric signal is treated to the 2D image, and 3D rendering and 2D image are transferred to display device;
Display device is used to show 3D rendering and 2D image.
Preferably, truer in order to make imaging, be convenient to operative doctor, Medex and distinguish operative site more easily, further reduce operation risk, said video processor also is used for 3D rendering and 2D Flame Image Process are become coloured image.
Preferably; In order to reduce operative doctor, Medex stress and the fatigue strength under prolonged operations; And be convenient to the many people consultation of doctors; Said display device comprises monitor and head mounted display, and monitor receives 3D rendering and 2D image from video processor through data line, and head mounted display receives 3D rendering and 2D image from video processor through wireless launcher.Head mounted display is installed in operative doctor, Medex's head, and head mounted display can be the wireless Lcos display of wear-type; The image of monitor offers consultation of doctors personnel and watches, studies.Further, for teaching research, improve the operation level, said monitor also connects a video recorder, and said video recorder is used to preserve 3D rendering and 2D image, forms image data.
Preferably, first optical interface, second optical interface, the 3rd optical interface are optical splitter.
Preferably, first imageing sensor, second imageing sensor, the 3rd imageing sensor are ccd sensor or cmos sensor.Said ccd sensor can be high resolution CCD.
The present invention has following beneficial effect:
(1) operative doctor, Medex all need not use traditional eyepiece to observe operative site; Only need just can observe intuitively the 3D rendering of operative site through display device; Operation can not cause bigger stress yet for a long time, and tired sensation;
(2) the 2D image can let operative doctor, Medex observe the situation beyond the operative site, can let operative doctor, Medex in time find operative site unusual with exterior domain, reduces operation risk.
Description of drawings
Fig. 1 is the structural representation of the medical 3D image surgical operation microscope system of preferred embodiment of the present invention;
Fig. 2 is the structural representation of the surgical operation microscope of preferred embodiment of the present invention.
Reference numeral: 1, first optical interface; 2, second optical interface; 3, the 3rd optical interface; 4, first imageing sensor; 5, second imageing sensor; 6, the 3rd imageing sensor; 7, video processor; 8, wireless launcher; 9, head mounted display; 10, surgical operation microscope; 11, video recorder; 12, monitor; 100, first light path; 200, second light path; 300, the 3rd light path; 400, light path; 101, big visual field Liar group; 102, zooming system; 103, zooming system; 104, connect the order object lens; 105, connect the order object lens; 106, connect the order object lens; 107, turn to prism; 108, turn to prism; 109, turn to prism; 110, zooming system.
Embodiment
Below, in conjunction with accompanying drawing and embodiment, the present invention done further describing:
As shown in Figure 1, medical 3D image surgical operation microscope system, it comprises with lower component:
First optical interface 1 is used for first light path 100 is imported to first imageing sensor 4;
First imageing sensor 4 is used for converting first light path 100 into first electric signal, and is transferred to video processor 7;
Second optical interface 2 is used for second light path 200 is imported to second imageing sensor 5;
Second imageing sensor 5 is used for converting second light path 200 into second electric signal, and is transferred to video processor 7;
The 3rd optical interface 3 is used for the 3rd light path 300 is imported to the 3rd imageing sensor 6;
The 3rd imageing sensor 6 is used for converting the 3rd light path 300 into the 3rd electric signal, and is transferred to video processor 7;
Display device is used to show 3D rendering and 2D image.Said display device comprises monitor 12 and head mounted display 9; Monitor 12 receives 3D rendering and 2D image from video processor 7 through data line, 3D rendering and 2D image that head mounted display 9 receives from video processor 7 through a wireless launcher 8.Said wireless launcher 8 can be infrared signal emitter, WIFI sender unit, Bluetooth signal emitter etc.
In order to record and preserve the image data of whole surgery process, the monitor 12 of present embodiment also connects a video recorder 11, and said video recorder 11 is used to preserve 3D rendering and 2D image and forms image data, for teaching research.
First optical interface 1 of present embodiment, second optical interface 2, the 3rd optical interface 3 all can adopt optical splitter.Optical splitter is a kind of optical coupling member, is used for conducting light, is a kind of optical interface.
First imageing sensor 4 of present embodiment, second imageing sensor 5, the 3rd imageing sensor 6 all can adopt high-resolution ccd sensor (also can adopt cmos sensor).
As shown in Figure 2, be the concrete structure synoptic diagram of the surgical operation microscope 10 of present embodiment, its structure can be identical with the surgical operation microscope of prior art, but according to the needs of present embodiment, need output three road light.
The implementation procedure of present embodiment is following:
After first light path 100 of surgical operation microscope 10 output enters into first imageing sensor 4 through first optical interface 1, convert first electric signal into, simultaneously, second light path 200 converts second electric signal into after entering into second imageing sensor 5 through second optical interface 2; Computing synthesizes 3D rendering through the 3D rendering composition algorithm in video processor 7 for first electric signal, second electric signal; Said 3D rendering composition algorithm can be identical with the 3D composition algorithm of prior art (the 3D image synthesis technology that uses when taking the 3D film just repeats no more here), and the 3D rendering after synthetic is in the processing of painting through " fluoroscopic visualization "; Form complete colored 3D rendering; Said " fluoroscopic visualization " is a kind of imaging mode, is a software program of video processor 7, and it is similar to does color surpassing; What coloured silk surpassed application is Doppler's radiography; And " fluoroscopic visualization " effect in the present embodiment is the black white image that first electric signal in the video processor 7, second electrical signal conversion are come out, and adds through " fluoroscopic visualization " and enamels, and makes the 3D effect of moulding more true to nature; Implementation method is; At first can set up a database (such as the color of blood vessel, neural color, the color of bone, the Vehicle of muscle),, be implemented on the 3D rendering and paint through " fluoroscopic visualization " program.
Simultaneously; The 3rd light path 300 converts the 3rd electric signal into after entering into the 3rd imageing sensor 6 through the 3rd optical interface 3, and the 3rd electric signal is treated to the 2D image through video processor 7, because the 3rd light path 300 not only contains the light signal in the operative region; Also has the outer light signal of operative region; That is to say that the 3rd electric signal is bigger than 3D rendering through the field range of the 2D image that video processor 7 is processed into, promptly the 3rd light path 300 is a big visual field light path; What 3D rendering was seen is the image of operative site; The 2D image then is the environmental images situation that can see that operative site and operative site are peripheral, thereby can make operative doctor, Medex and consultation of doctors personnel can in time find outer unusual of operative site, reduces operation risk.The 2D image also can utilize " fluoroscopic visualization " processing of painting, and forms colored 2D image.
Handle the 3D rendering and the 2D image that obtain through video processor 7 and can give monitor 12, give head mounted display 9 through the wireless mode real-time Transmission through wired mode real-time Transmission.3D rendering and 2D image can show with split screen mode on display device, or show that with the window switching way surgical staff can carry out the image frame of 3D rendering, 2D image freely switching.Show the images of surgical procedures in real time through monitor 12, can supply that many people look at altogether, the consultation of doctors, teaching and scientific research etc.; Show the inside and outside image of operative region in real time through head mounted display 9; Operative doctor, Medex all need not use traditional eyepiece; The head mounted display 9 that only need on head, wear lightweight, be under no restraint; Just can undergo surgery easily, have no the fatigue sensation of stress and prolonged operations, also can bring high-quality, few painful for patient; Reduce surgery situation such as operation erroneous judgement, maloperation greatly, even the observing system of present embodiment capable of using can be done accurate, trickleer more operation.
The head mounted display 9 of present embodiment can be the wireless Lcos display of wear-type; This wear-type is wireless, and the Lcos display is the advantage that merges semiconductor CMOS integrated circuit and two technology of liquid crystal according to Aurora Systems; The reflective novel display device of a kind of high resolving power, the low price of developing, it is a kind of LCD directly to be formed on the Novel LCD spare on the monocrystalline silicon piece.Above can active matrix thin film transistor (AMTFT), external drive circuit and the control circuit etc. of LCD all being formed on the monocrystalline silicon piece; With this substrate as LCD; Become a thin box with another piece as the common sealing-in of the glass substrate of coating transparency conducting layer of public electrode, inject liquid crystal and promptly can be made into silicon-base liquid crystal display device (LCoS).
For a person skilled in the art, can make other various corresponding changes and distortion, and these all changes and distortion should belong within the protection domain of claim of the present invention all according to the technical scheme and the design of above description.
Claims (6)
1. medical 3D image surgical operation microscope system is characterized in that, comprises with lower component:
Surgical operation microscope is used to export three light paths, is respectively first light path, second light path and the 3rd light path, and first light path and second light path are the light signal in the operative region, and the 3rd light path is in the operative region and the outer light signal of operative region;
First optical interface is used for first light path is imported to first imageing sensor;
First imageing sensor is used for converting first light path into first electric signal, and is transferred to video processor;
Second optical interface is used for second light path is imported to second imageing sensor;
Second imageing sensor is used for converting the light signal of second light path into second electric signal, and is transferred to video processor;
The 3rd optical interface is used for the 3rd light path is imported to the 3rd imageing sensor;
The 3rd imageing sensor is used for converting the 3rd light path into the 3rd electric signal, and is transferred to video processor;
Video processor is used for first electric signal and the processing of second electric signal are synthesized 3D rendering, the 3rd electric signal is treated to the 2D image, and 3D rendering and 2D image are transferred to display device;
Display device is used to show 3D rendering and 2D image.
2. medical 3D image surgical operation microscope as claimed in claim 1 system is characterized in that said video processor also is used for 3D rendering and 2D Flame Image Process are become coloured image.
3. medical 3D image surgical operation microscope as claimed in claim 1 system; It is characterized in that; Said observing system comprises monitor and head mounted display; Monitor receives 3D rendering and 2D image from video processor through data line, and head mounted display receives 3D rendering and 2D image from video processor through wireless launcher.
4. medical 3D image surgical operation microscope as claimed in claim 3 system is characterized in that said monitor also connects a video recorder, and said video recorder is used to preserve 3D rendering and 2D image, forms image data.
5. like each described medical 3D image surgical operation microscope system of claim 1-4, it is characterized in that first optical interface, second optical interface, the 3rd optical interface are optical splitter.
6. like each described medical 3D image surgical operation microscope system of claim 1-4, it is characterized in that first imageing sensor, second imageing sensor, the 3rd imageing sensor are ccd sensor or cmos sensor.
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Cited By (9)
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| CN103340686A (en) * | 2013-07-01 | 2013-10-09 | 中山大学 | General surgery three-dimensional micrography camera shooting presentation device |
| CN103929625A (en) * | 2014-04-30 | 2014-07-16 | 朱成 | Head-mounted wireless receiving virtual display operation teaching system |
| CN104155746A (en) * | 2014-08-28 | 2014-11-19 | 广西奥顺仪器有限公司 | Surgical microscope photographing device |
| CN104614848A (en) * | 2015-02-11 | 2015-05-13 | 衡雪源 | Neurosurgical multi-user electronic surgery microscope |
| CN105676461A (en) * | 2016-04-05 | 2016-06-15 | 皖南医学院 | Animal mesentery microcirculation observation system |
| CN105704384A (en) * | 2016-03-23 | 2016-06-22 | 浙江东方光学眼镜有限公司 | Electronic magnifying lens system |
| CN106205329A (en) * | 2016-09-26 | 2016-12-07 | 四川大学 | Virtual operation training system |
| CN113219644A (en) * | 2020-02-05 | 2021-08-06 | 徕卡仪器（新加坡）有限公司 | Apparatus, method and computer program product for a microscope system |
| CN113413207A (en) * | 2021-06-22 | 2021-09-21 | 南京康友医疗科技有限公司 | 3D visual medical operation system |
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| CN103340686A (en) * | 2013-07-01 | 2013-10-09 | 中山大学 | General surgery three-dimensional micrography camera shooting presentation device |
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| CN113219644B (en) * | 2020-02-05 | 2023-12-29 | 徕卡仪器（新加坡）有限公司 | Apparatus, method and computer program product for a microscope system |
| CN113413207A (en) * | 2021-06-22 | 2021-09-21 | 南京康友医疗科技有限公司 | 3D visual medical operation system |
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