CN202421054U - Optical detection system used for detecting absorbed light and fluorescent light - Google Patents
Optical detection system used for detecting absorbed light and fluorescent light Download PDFInfo
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- CN202421054U CN202421054U CN2011205611677U CN201120561167U CN202421054U CN 202421054 U CN202421054 U CN 202421054U CN 2011205611677 U CN2011205611677 U CN 2011205611677U CN 201120561167 U CN201120561167 U CN 201120561167U CN 202421054 U CN202421054 U CN 202421054U
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Abstract
The utility model discloses an optical detection system used for detecting absorbed light and fluorescent light, which comprises a cold light source, first entrance slits, second entrance slits, third entrance slits, a first converging lens, a second converging lens, light filter converters, a photoelectric detector, a halogen lamp and a first light filter, wherein the cold light source, the first entrance slits, the second entrance slits, the first converging lens, the third entrance slit and the photoelectric detector are sequentially and coaxially arranged on an X-axis; a detection tube loaded with substances to be detected is placed between the first entrance slits and the second entrance slits; the light filter converters provided with a second light filter and a third light filter are arranged between the first converging lens and the third entrance slits; and the halogen lamp, the first light filter and the second converging lens are coaxially arranged on a Y-axis. The optical detection system can be simultaneously used for detecting the absorbed light and the fluorescent light; during the two detection processes, the detection tube does not need to be moved; and a detection result obtained through the optical detection system has high accuracy.
Description
Technical field
The utility model relates to a kind of optical detection system, specifically, relate to employed in a kind of automatic hematology analyzer, can be used to carry out that absorbing light detects, the optical detection system of fluoroscopic examination.
Background technology
At present; The dry type cellanalyzer to the red blood cell in the blood of human body, leucocyte, generally adopt centrifugal principle when the blood platelet equal size detects; Promptly in the detector tube that contains corresponding developer and fluorescent material, add blood of human body to be measured; Centrifugal to detector tube, the different material composition in the blood is realized layering, in detector tube, is distributed in the corresponding zone respectively; Zones of different is showing various colors, thereby comes corresponding material to be detected is carried out detection by quantitative through absorbing light detection mode and fluoroscopic examination mode.
But, in reality is implemented, find, at present; Do not have to carry out simultaneously the equipment of absorbing light and fluoroscopic examination, absorbing light detects, fluoroscopic examination all needs independent equipment to carry out separately, and; The existing equipment that is used to detect absorbing light or fluorescence all is extremely complicated, in addition, and for same detector tube; After finishing absorbing light and detecting, need it be moved on the equipment that carries out fluoroscopic examination and just can detect, and detector tube is moved around and just can be produced positioning error; Influence the accuracy of testing result, and moving needs the waste certain hour; Thereby absorbing light detects with fluoroscopic examination and can not carry out simultaneously, can't each material to be detected in the same time be detected simultaneously, can't each status information that material to be detected is showed at one time be provided for the researchist.
The utility model content
The purpose of the utility model is to provide a kind of optical detection system that is used for absorbing light detection and fluoroscopic examination, and this optical detection system can carry out absorbing light and detect and fluoroscopic examination.
To achieve these goals, the utility model has adopted following technical scheme:
A kind of optical detection system that is used for absorbing light detection and fluoroscopic examination; It is characterized in that: it comprises cold light source, first entrance slit, second entrance slit, first plus lens, optical filter converter, the 3rd entrance slit, photodetector, Halogen lamp LED, first optical filter and second plus lens; This cold light source, this first entrance slit, this second entrance slit, this first plus lens, the 3rd entrance slit, this photodetector is coaxial successively is arranged on the X axle; Place detector tube between this first entrance slit and this second entrance slit; Be provided with this optical filter converter between this first plus lens and the 3rd entrance slit; This Halogen lamp LED, this first optical filter, this second plus lens is coaxial successively is arranged on the Y axle; Wherein: material to be detected is housed in this detector tube, and this material to be detected comprises material that detects through the absorbing light detection mode and/or the material that detects through the fluoroscopic examination mode; The corresponding setting of material that detects through the absorbing light detection mode in this X axle and this detector tube; The corresponding setting of material that detects through the fluoroscopic examination mode in this Y axle and this detector tube; Form an acute angle or right angle between this Halogen lamp LED, this first optical filter, the present Y shaft portion of this second plus lens and this second entrance slit, this first plus lens, the 3rd entrance slit, the present X shaft portion of this photodetector; Among this second plus lens, this first optical filter and this Halogen lamp LED, this second plus lens is nearest apart from this detector tube; Second optical filter and the 3rd optical filter are installed on this optical filter converter; Wherein: when carrying out absorbing light when detecting, this optical filter converter make this second optical filter be on this X axle and with this cold light source, this first entrance slit, this second entrance slit, this first plus lens, the 3rd entrance slit, the coaxial setting of this photodetector; When carrying out fluoroscopic examination, this optical filter converter make the 3rd optical filter be on this X axle and with this cold light source, this first entrance slit, this second entrance slit, this first plus lens, the 3rd entrance slit, the coaxial setting of this photodetector; The material that detects through the absorbing light detection mode in the monochromatic wavelength that this cold light source sends and this detector tube can absorb, the light wavelength of transmission is corresponding; The monochromatic wavelength that the centre wavelength of this second optical filter and this cold light source send is corresponding; What the material that detects through the fluoroscopic examination mode in the centre wavelength of this first optical filter and this detector tube was required excites light wavelength corresponding, and the wavelength of the corresponding fluorescence that inspires of material that detects through the fluoroscopic examination mode in the centre wavelength of the 3rd optical filter and this detector tube is corresponding.
The utlity model has following advantage:
Overlap complicated optical system with needs just can carry out absorbing light and compare with fluoroscopic examination more; The simple light path of the utility model is formed the detection that just can realize absorbing light and fluorescence; Absorbing light detects with fluoroscopic examination and can carry out continuously front and back, and interval time is extremely short, can be considered the absorbing light detection and carries out simultaneously with fluoroscopic examination; So can obtain reflecting material that detects through the absorbing light detection mode in the detector tube and the interior at one time state of material that detects through the fluoroscopic examination mode; In addition, carry out that absorbing light detects after formerly and during fluoroscopic examination, detector tube is without the shift position; So just, the inaccurate detection error of being brought in the location of having avoided causing because of detector tube frequent change detection position makes the testing result accuracy improve greatly.
Description of drawings
Fig. 1 is the composition synoptic diagram of the utility model.
Embodiment
As shown in Figure 1; The absorbing light that is used for the utility model detects and the optical detection system of fluoroscopic examination comprises cold light source 101, first entrance slit 102, second entrance slit 103, first plus lens 104, optical filter converter 105, the 3rd entrance slit 106, photodetector 107, Halogen lamp LED 108, first optical filter 109 and second plus lens 110; This cold light source 101, this first entrance slit 102, this second entrance slit 103, this first plus lens 104, the 3rd entrance slit 106, this photodetector 107 is coaxial successively is arranged on the X axle 201; Place detector tube 300 between this first entrance slit 102 and this second entrance slit 103; Be provided with this optical filter converter 105 between this first plus lens 104 and the 3rd entrance slit 106; This Halogen lamp LED 108, this first optical filter 109, this second plus lens 110 is coaxial successively is arranged on the Y axle 202, wherein:
In this detector tube 300 material to be detected is housed, this material to be detected comprises material that detects through the absorbing light detection mode and/or the material that detects through the fluoroscopic examination mode;
The corresponding setting of material that detects through the absorbing light detection mode in this X axle 201 and this detector tube 300; In other words, so-called here " corresponding setting " monochromatic light that should be able to realize sending from cold light source 101 can be radiated at after via first entrance slit 102 on this material that detects through the absorbing light detection mode; The corresponding setting of material that detects through the fluoroscopic examination mode in this Y axle 202 and this detector tube 300; In other words, the corresponding monochromatic light that sends after via first optical filter 109, second plus lens 110 of so-called here " corresponding setting " polychromatic light that should be able to realize sending from Halogen lamp LED 108 (secondary color light source) can be radiated on this material that detects through the fluoroscopic examination mode; In practical application, can make X axle 201 run through the center of detector tube 300; Form an acute angle between this Halogen lamp LED 108, this first optical filter 109, these second plus lens, 110 present Y shaft portions and this second entrance slit 103, this first plus lens 104, the 3rd entrance slit 106, these photodetector 107 present X shaft portions or right angle φ (need to prove; It is not all right forming an obtuse angle; Because at that rate; The light that is used to inspire fluorescence may shine directly into second entrance slit 103; Thereby need to be provided with in addition more complicated treatment elements such as optical filtering, unfavorable detection); Among this second plus lens 110, this first optical filter 109 and this Halogen lamp LED 108, this second plus lens 110 is nearest apart from this detector tube 300;
Second optical filter and the 3rd optical filter are installed on this optical filter converter 105; Wherein: when carrying out absorbing light when detecting, this optical filter converter 105 make this second optical filter be on this X axle 201 and with this cold light source 101, this first entrance slit 102, this second entrance slit 103, this first plus lens 104, the 3rd entrance slit 106, these photodetector 107 coaxial settings; When carrying out fluoroscopic examination, this optical filter converter 105 make the 3rd optical filter be on this X axle 201 and with this cold light source 101, this first entrance slit 102, this second entrance slit 103, this first plus lens 104, the 3rd entrance slit 106, these photodetector 107 coaxial settings;
The material that detects through the absorbing light detection mode in the monochromatic wavelength that this cold light source 101 sends and this detector tube 300 can absorb, the light wavelength of transmission is corresponding; The material that promptly detects through the absorbing light detection mode in this detector tube 300 can produce absorption and can make unabsorbed part transmission in this monochromatic light to the monochromatic light that this cold light source 101 sends; The monochromatic wavelength that the centre wavelength of this second optical filter and this cold light source 101 send is corresponding; The centre wavelength that is traditionally arranged to be this second optical filter equates to get final product with the monochromatic wavelength that this cold light source 101 sends; What the material that detects through the fluoroscopic examination mode in the centre wavelength of this first optical filter 109 and this detector tube 300 was required excites light wavelength corresponding; The required light wavelength that excites of material that detects through the fluoroscopic examination mode in the centre wavelength that is traditionally arranged to be this first optical filter 109 and this detector tube 300 equates to get final product; The wavelength of the corresponding fluorescence that inspires of material that detects through the fluoroscopic examination mode in the centre wavelength of the 3rd optical filter and this detector tube 300 is corresponding, and the wavelength of the corresponding fluorescence that inspires of material that detects through the fluoroscopic examination mode in the centre wavelength that is traditionally arranged to be the 3rd optical filter and this detector tube 300 equates to get final product.
As shown in Figure 1, shown in the figure is the upper surface of detector tube 300, and in practical application, this detector tube 300 can the element such as grade be coaxial is arranged on the X axle 201 with first entrance slit 102.Before detecting; According to material to be detected; Be added with corresponding developer and fluorescent material in the detector tube 300 in advance; After adding object to be measured, just detector tube 300 is carried out centrifugal layering and handle, make and realize layering and in this detector tube 300, be in zones of different (promptly being in different parts) through absorbing light detection mode material that detects and the material that detects through the fluoroscopic examination mode; That is to say; When carrying out absorbing light detection or fluoroscopic examination, the detector tube of being placed among Fig. 1 300 is to accomplish the detector tube that centrifugal layering is handled after adding developer, fluorescent material and object to be measured to be added in advance, has realized layering and stationkeeping through the material of absorbing light detection mode detection with through the material that the fluoroscopic examination mode detects in the detector tube 300.
In practical application; This optical filter converter 105 can be rotating disk; Second optical filter and the 3rd optical filter (not shown) are installed on this rotating disk; Wherein: when carrying out absorbing light when detecting, this second optical filter rotate on this X axle 201 through the rotating member (not shown) on this rotating disk and with this cold light source 101, this first entrance slit 102, this second entrance slit 103, this first plus lens 104, the 3rd entrance slit 106, these photodetector 107 coaxial settings; When carrying out fluoroscopic examination, the 3rd optical filter rotate on this X axle 201 through the rotating member on this rotating disk and with this cold light source 101, this first entrance slit 102, this second entrance slit 103, this first plus lens 104, the 3rd entrance slit 106, these photodetector 107 coaxial settings.
In practical application, when φ is acute angle, can be set at more than or equal to 30 degree and less than 90 degree.Like figure, the φ angle is the angle of exciting light and fluorescence, and it mainly is to be confirmed by the surface of detector tube 300; Angle φ is more little good more in theory; But the φ angle is too little, the just bad layout in position of second entrance slit 103 to the photodetector, 107 these equipment, therefore; Under the rational situation of mechanical dimension, can the φ angle be set at 45 degree.In addition, as long as form a φ angle, X axle 201 can be an arbitrary orientation with Y axle 202 formed planimetric positions between X axle 201 and the Y axle 202, not restriction.
In the utility model, first optical filter 109, second optical filter, the 3rd optical filter are chosen as interference filter, and the light that interference filter only allows to set wavelength is through filtering the light of other wavelength, to improve the unicity of light.For example; When carrying out fluoroscopic examination, the fluorescence that is sent after the material that detects through the fluoroscopic examination mode in the detector tube 300 is excited is monochromatic light, but because the interference of exciting light is arranged; Therefore need carry out filtering to exciting light through the 3rd optical filter, to guarantee the purity of fluorescence.First optical filter 109 is to be used for filtering out from the polychromatic light that Halogen lamp LED 108 sends being used for the light that material that excitation-detection pipe 300 detects through the fluoroscopic examination mode sends fluorescence; Second optical filter then is to be used for only allowing monochromatic light that cold light source 101 sends through filtering the light of other wavelength, thereby detects the receptivity of the light that the material that detects through the absorbing light detection mode in the detector tube 300 sends cold light source 101.
In the utility model, first entrance slit 102, second entrance slit 103, the 3rd entrance slit 106 are chosen as mechanical edge of a knife slit, and their effect all is to be used to regulate corresponding monochromatic purity, detects effect to improve.
In practical application, can carry out the detection of absorbing light and fluorescence through the utility model simultaneously, certainly, also can only carry out a certain detection in absorbing light detection, the fluoroscopic examination through the utility model.
For example, can detect blood of human body medium size lymphocyte and granulocytic content through the utility model.Before detecting; In the detector tube 300 that is added with corresponding developer and fluorescent material (developer and fluorescent material are used for respectively lymphocyte, granulocyte in the mark blood of human body to be measured), add object to be measured---blood of human body to be measured; Carrying out centrifugal layering then handles; At this moment the blood of human body to be measured in the detector tube 300 just can be told several zones, and promptly which floor mainly contains lymphocyte, granulocyte respectively in two zones wherein.Because the cause of the developer that adds contains lymphocytic regional exhibit red and ruddiness is had absorption.Because the cause of the fluorescent material that adds contains granulocytic zone and can receive the blue excitation influence of light and produce blue-fluorescence.That is to say; Detector tube 300 among Fig. 1 is wherein to fill the detector tube that adds corresponding developer and fluorescent material and carry out the blood of human body to be measured of centrifugal layering processing; Blood of human body to be measured is object to be measured; Contain material to be detected in the blood of human body to be measured, wherein: the material that detects through the absorbing light detection mode is the lymphocyte in the blood of human body to be measured, and the material that detects through the fluoroscopic examination mode is the granulocyte in the blood of human body to be measured.
Correspondingly, the element in the utility model is carried out selecting as follows: select to send the cold light source 101 that wavelength is a 610nm ruddiness; The centre wavelength of second optical filter is 610nm, is used for only allowing ruddiness to pass through; The centre wavelength of first optical filter 109 is 420nm, is used for filtering out blue light from polychromatic light; The centre wavelength of the 3rd optical filter is 420nm, is used for only allowing blue-fluorescence to pass through.And, like Fig. 1, make in X axle 201 and the detector tube 300 and contain the corresponding setting in lymphocytic zone, make in Y axle 202 and the detector tube 300 and contain the corresponding setting in granulocytic zone, make that the φ angle is 45 degree.
At first carrying out absorbing light detects; Second optical filter is rotated on the X axle 201 through the rotating member on the rotating disk; It is coaxial with cold light source 101, first entrance slit 102, second entrance slit 103, first plus lens 104, the 3rd entrance slit 106, photodetector 107; Then; Send ruddiness by cold light source 101, this ruddiness improves to shine after the purity via first entrance slit 102 and contains (light that shines on the detector tube 300 is approximate directional light) on the lymphocytic zone in the detector tube 300, the remaining ruddiness that is sponged part transmission then by lymphocyte successively via second entrance slit 103 improve that purity, first plus lens 104 converge, after parasitic light, the 3rd entrance slit 106 beyond the second optical filter filtering ruddiness improve ruddiness purity once more; Shine on the photodetector 107; Carry out light intensity by photodetector 107 and detect, realize the detection of red light absorption ability, thereby detect the content of blood of human body medium size lymphocyte to be measured.
Carry out fluoroscopic examination then; The 3rd optical filter is rotated on the X axle 201 through the rotating member on the rotating disk; It is coaxial with cold light source 101, first entrance slit 102, second entrance slit 103, first plus lens 104, the 3rd entrance slit 106, photodetector 107; Then; Send polychromatic light by Halogen lamp LED 108, this polychromatic light leaches after via first optical filter 109 and is used for excitation-detection pipe 300 and contains the exciting light that blue-fluorescence is sent in granulocytic zone---blue light, shines after this blue light converges via second plus lens 110 then and contains on the granulocytic zone in the detector tube 300; Excite the fluorescent material in this zone to send blue-fluorescence; Because the blue-fluorescence that excites is (but the angle of divergence is less) of dispersing, therefore, this blue-fluorescence can be successively via second entrance slit 103 improve that purity (light that penetrates from second entrance slit 103 is approximate directional light), first plus lens 104 converge, after parasitic light, the 3rd entrance slit 106 beyond the 3rd optical filter filtering blue improve blue light purity once more; Shine on the photodetector 107; Carry out light intensity by photodetector 107 and detect, realize that blue-fluorescence excites the detection of ability, thereby detect granulocytic content in the blood of human body to be measured.
Can find out from above-mentioned testing process and the utlity model has following advantage:
Overlap complicated optical system with needs just can carry out absorbing light and compare with fluoroscopic examination more; The simple light path of the utility model is formed the detection that just can realize absorbing light and fluorescence; Absorbing light detects with fluoroscopic examination and can carry out continuously front and back, and interval time is extremely short, can be considered the absorbing light detection and carries out simultaneously with fluoroscopic examination; So can obtain reflecting material that detects through the absorbing light detection mode in the detector tube and the interior at one time state of material that detects through the fluoroscopic examination mode; In addition, carry out that absorbing light detects after formerly and during fluoroscopic examination, detector tube is without the shift position; So just, the inaccurate detection error of being brought in the location of having avoided causing because of detector tube frequent change detection position makes the testing result accuracy improve greatly.
Above-mentioned is preferred embodiment of the utility model and the know-why of being used thereof; For a person skilled in the art; Under the situation of spirit that does not deviate from the utility model and scope; Any based on conspicuous changes such as the equivalent transformation on the utility model technical scheme basis, simple replacements, all belong within the utility model protection domain.
Claims (6)
1. one kind is used for that absorbing light detects and the optical detection system of fluoroscopic examination; It is characterized in that: it comprises cold light source, first entrance slit, second entrance slit, first plus lens, optical filter converter, the 3rd entrance slit, photodetector, Halogen lamp LED, first optical filter and second plus lens; This cold light source, this first entrance slit, this second entrance slit, this first plus lens, the 3rd entrance slit, this photodetector is coaxial successively is arranged on the X axle; Place detector tube between this first entrance slit and this second entrance slit; Be provided with this optical filter converter between this first plus lens and the 3rd entrance slit; This Halogen lamp LED, this first optical filter, this second plus lens is coaxial successively is arranged on the Y axle, wherein:
Material to be detected is housed in this detector tube, and this material to be detected comprises material that detects through the absorbing light detection mode and/or the material that detects through the fluoroscopic examination mode;
The corresponding setting of material that detects through the absorbing light detection mode in this X axle and this detector tube; The corresponding setting of material that detects through the fluoroscopic examination mode in this Y axle and this detector tube; Form an acute angle or right angle between this Halogen lamp LED, this first optical filter, the present Y shaft portion of this second plus lens and this second entrance slit, this first plus lens, the 3rd entrance slit, the present X shaft portion of this photodetector; Among this second plus lens, this first optical filter and this Halogen lamp LED, this second plus lens is nearest apart from this detector tube;
Second optical filter and the 3rd optical filter are installed on this optical filter converter; Wherein: when carrying out absorbing light when detecting, this optical filter converter make this second optical filter be on this X axle and with this cold light source, this first entrance slit, this second entrance slit, this first plus lens, the 3rd entrance slit, the coaxial setting of this photodetector; When carrying out fluoroscopic examination, this optical filter converter make the 3rd optical filter be on this X axle and with this cold light source, this first entrance slit, this second entrance slit, this first plus lens, the 3rd entrance slit, the coaxial setting of this photodetector;
The material that detects through the absorbing light detection mode in the monochromatic wavelength that this cold light source sends and this detector tube can absorb, the light wavelength of transmission is corresponding; The monochromatic wavelength that the centre wavelength of this second optical filter and this cold light source send is corresponding; What the material that detects through the fluoroscopic examination mode in the centre wavelength of this first optical filter and this detector tube was required excites light wavelength corresponding, and the wavelength of the corresponding fluorescence that inspires of material that detects through the fluoroscopic examination mode in the centre wavelength of the 3rd optical filter and this detector tube is corresponding.
2. optical detection as claimed in claim 1 system is characterized in that:
Said acute angle is more than or equal to 30 degree and less than 90 degree.
3. optical detection as claimed in claim 1 system is characterized in that:
Said first optical filter, said second optical filter, said the 3rd optical filter are interference filter.
4. optical detection as claimed in claim 1 system is characterized in that:
Said first entrance slit, said second entrance slit, said the 3rd entrance slit are mechanical edge of a knife slit.
5. optical detection as claimed in claim 1 system is characterized in that:
Fill in the said detector tube and add corresponding developer and fluorescent material and carry out the blood of human body to be measured that centrifugal layering is handled; The said material that detects through the absorbing light detection mode is the lymphocyte in the blood of human body to be measured, and the said material that detects through the fluoroscopic examination mode is the granulocyte in the blood of human body to be measured.
6. optical detection as claimed in claim 1 system is characterized in that:
Said optical filter converter is a rotating disk; Said second optical filter and said the 3rd optical filter are installed on this rotating disk; Wherein: when carrying out absorbing light when detecting, said second optical filter rotate on the said X axle through the rotating member on this rotating disk and with said cold light source, first entrance slit, second entrance slit, first plus lens, the 3rd entrance slit, the coaxial setting of photodetector; When carrying out fluoroscopic examination, said the 3rd optical filter rotate on the said X axle through the rotating member on this rotating disk and with said cold light source, first entrance slit, second entrance slit, first plus lens, the 3rd entrance slit, the coaxial setting of photodetector.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2011205611677U CN202421054U (en) | 2011-12-29 | 2011-12-29 | Optical detection system used for detecting absorbed light and fluorescent light |
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CN2011205611677U CN202421054U (en) | 2011-12-29 | 2011-12-29 | Optical detection system used for detecting absorbed light and fluorescent light |
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CN202421054U true CN202421054U (en) | 2012-09-05 |
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CN2011205611677U Expired - Lifetime CN202421054U (en) | 2011-12-29 | 2011-12-29 | Optical detection system used for detecting absorbed light and fluorescent light |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109960099A (en) * | 2019-04-30 | 2019-07-02 | 成都市极米科技有限公司 | A kind of projection light source system of non co axial |
-
2011
- 2011-12-29 CN CN2011205611677U patent/CN202421054U/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109960099A (en) * | 2019-04-30 | 2019-07-02 | 成都市极米科技有限公司 | A kind of projection light source system of non co axial |
CN109960099B (en) * | 2019-04-30 | 2024-03-15 | 成都极米科技股份有限公司 | Non-coaxial projection light source system |
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C14 | Grant of patent or utility model | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20170711 Address after: Kolding road high tech Zone of Suzhou City, Jiangsu Province, No. 78 215000 Patentee after: Suzhou Keyi Tong Biological Technology Co. Ltd. Address before: 100097 Beijing city Haidian District landianchang Road No. 2 Building No. 2 hospital (Jin Yuan era business center building 2) unit 3 (C) 9E Patentee before: Beijing Guoke Huayi Technology Co., Ltd. |
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TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20120905 |
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CX01 | Expiry of patent term |