CN1847912A - Optical system of surgical microscope - Google Patents
Optical system of surgical microscope Download PDFInfo
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- CN1847912A CN1847912A CN 200510038773 CN200510038773A CN1847912A CN 1847912 A CN1847912 A CN 1847912A CN 200510038773 CN200510038773 CN 200510038773 CN 200510038773 A CN200510038773 A CN 200510038773A CN 1847912 A CN1847912 A CN 1847912A
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- optical system
- light source
- light
- surgical microscope
- objective lens
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Abstract
The optical system of surgical microscope includes one light source, one lighting optical system and one microscope optical system. The light source is one LED array, and the light the light source emits reach the work area through the lighting optical system to light the work area. The microscope optical system has several groups of optical elements, including one large objective combination, and enlarges the observed object. The light source and the lighting optical system are off-axis set relatively to the primary optical axis of the microscope optical system. The lighting optical system is one optical element combination of optical elements, including one light converging lens combination and one reflector for regulating the direction of light beam from the light source. The lighting optical system and the microscope optical system have their primary optical axes intersected in the work area. The present invention has simple structure, high reliability, low cost and high output light quality.
Description
Technical field
The present invention relates to a kind of optical system of surgical microscope.
Background technology
Surgical operation microscope utilizes self lighting source, the illumination optical system micro optical system of unifying to provide the operation visual field limpid in sight for the operator, helps the operator to carry out the operation technique of the ophthalmology, cranial surgery etc. of elaborate.In the prior art, the lighting source that surgical operation microscope uses has two kinds: a kind of is Halogen lamp LED, as various surgical operation microscopes (YZ20Px of Suzhou six or six visions and YZ20Tx series, Chengdu photoelectricity research institute) and external most of surgical operation microscope (the M520 F40 of the OMS-90 of Japanese TOPCON and OMS-800, German Leica) of producing of domestic production; Another kind is an xenon lamp, as the OPMI series surgical operation microscope of German ZEISS.In order to guarantee the reliability of light illumination, satisfy the normal use needs of surgical operation microscope, in existing optical system of surgical microscope, all have standby power source and switching mechanism; Simultaneously, in order to obtain all illuminations of even sufficient intensity, lighting source has been selected powerful based on halogen bulb or xenon lamp for use, thereby needs to increase complicated cooling mechanism to guarantee the reliably working of illuminator; In addition, for the person's that looks after the different operating use habit, also increased mechanism or electronics luminance brightness governor motion or the like.
These settings on the surgical operation microscope optical system cause optical system structure complexity and reliability decrease, and cost is also higher.
Summary of the invention
The technical problem to be solved in the present invention is: a kind of optical system of surgical microscope is provided, and this optical system structure is simple, the reliability height, and cost is low, illumination output quality height.
Technical scheme of the present invention is: a kind of optical system of surgical microscope, and it comprises light source, the illumination optical system micro optical system of unifying; The light that described light source sends arrives the workspace via lamp optical system, and the illumination of workspace is provided, and described micro optical system comes observing object is amplified by many groups optical element, and it includes big objective lens; Described light source is a light emitting diode matrix.
The further technical scheme of the present invention is: a kind of optical system of surgical microscope, and it comprises light source, the illumination optical system micro optical system of unifying; The light that described light source sends arrives the workspace via lamp optical system, and the illumination of workspace is provided, and described micro optical system comes observing object is amplified by many groups optical element, and it includes big objective lens; Described light source is a light emitting diode matrix.Described light source and lamp optical system depart from the primary optical axis setting of micro optical system; Described lamp optical system is one group of optical element, includes the reflective mirror of the condenser group and the adjustment source light direction of several convergent light source light; Described lamp optical system light path and micro optical system main optical path intersect at the workspace.
The present invention further another technical scheme is: a kind of optical system of surgical microscope, and it comprises light source, the illumination optical system micro optical system of unifying; Described micro optical system comes observing object is amplified by many groups optical element, and it includes big objective lens; Described light source is a light emitting diode matrix.
Described light source and lamp optical system are symmetrical arranged around the primary optical axis of micro optical system, and the symcenter axle of described lamp optical system overlaps with the primary optical axis of micro optical system.Described light source is arranged on big objective lens top.The light that described light source sends converges to the workspace via condenser group, big objective lens successively.
In addition, hole disappearance part can also be set on big objective lens, light source is being arranged on directly over the described hole disappearance part.Like this, after the light that light source sends is assembled via the condenser group, pass the hole disappearance part of big objective lens, directly arrive the workspace.
Certainly described light source and condenser group thereof can also be arranged on big objective lens below or peripheral, the light that light source sends converges directly to the workspace via the condenser group.
Advantage of the present invention is:
1. the present invention is simple in structure, the system reliability height, and cost is low.The a plurality of optical facilities in the existing product have been reduced, as standby power source and switching mechanism, cooling mechanism and light-guiding mechanism or the like;
2. optical system of the present invention, can increase on demand, reduce light emitting diode quantity, change its density, realize exporting than the higher-quality illumination of existing light source.And what comprise in the not existing lighting source in its light has the infrared ray of radiation injury, ultraviolet composition to human eye, is fit to medical field and uses;
3. the control of electronic dimming that optical system of the present invention very easily realizes is for the high quality applications of surgical operation microscope provides technique guarantee;
4. in the optical system of the present invention, the illumination optical system micro optical system of unifying can be realized more closely integrated.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples:
Fig. 1 is the light path synoptic diagram of prior art;
Fig. 2 is the light path synoptic diagram of first kind of embodiment of the present invention;
Fig. 3 is the light path synoptic diagram of second kind of embodiment of the present invention;
Fig. 4 is the structural representation of second kind of embodiment of the present invention;
Fig. 5 has the synoptic diagram of the big objective lens of hole disappearance part among the third embodiment of the present invention.
Fig. 6 is the light path synoptic diagram of the 4th kind of embodiment of the present invention.
Wherein: 1 light source; 2 condenser groups; 3 big objective lens; 4 become times mirror group; 5 workspaces; 6 holes disappearance part; 7 reflective mirrors; 8 standby power sources; 9 standby power source switching mechanisms; 10 light-guiding mechanisms.
Embodiment
Embodiment: as shown in Figure 2, a kind of optical system of surgical microscope, it comprises light source 1, the illumination optical system micro optical system of unifying.Described micro optical system comes observing object is amplified by many groups optical element, and it includes big objective lens 3, becomes times mirror group 4 or the like.
Its light source 1 adopts high-power white light-emitting diode.When design, can arrange several light emitting diodes, form a light emitting diode matrix.Need for different work illumination output, can change its arranging density by the quantity of increase and decrease light emitting diode, arrangement mode is realized.
The lamp optical system of this optical system is one group of optical element, and it structurally is independent of micro optical system, and illumination is provided.Be disposed with the first condenser group 2, reflective mirror 7, the second condenser group 2 along main optical path; Described light source 1 and lamp optical system depart from the primary optical axis setting of micro optical system.In lamp optical system, adopt condenser group 2 to come convergent light source 1 light, adjust the direction of determining light source 1 light by reflective mirror 7, the output light path of lamp optical system and micro optical system main optical path are met at a bit, the illumination that is observed the zone is provided.
In second kind of examples of implementation:
As shown in Figure 3, Figure 4, light source is designed more closely with micro optical system be in the same place.The light source of this optical system of surgical microscope is made of a pair of luminophor 1, its luminophor 1 can be a high-power white light-emitting diode, as the more illumination output of high brightness of needs, also light emitting diode can be formed the matrix light source and replace single light emitting diode to use.Two luminophors are separately positioned on the both sides of micro optical system main optical path, are symmetrical arranged.On the projecting direction of micro optical system main optical path, this is to the line and the binocular line quadrature that becomes times mirror group of luminophor.Be in order more closely under the situation, to prevent that the setting of luminophor 1 from blocking the use that becomes times mirror group 4 (its eyeglass is the binocular structure) like this at light source and micro optical system.
Each luminophor 1 all is furnished with condenser group 2, and each luminophor and condenser group 2 thereof are arranged on big objective lens 3 tops, and the light that described luminophor 1 sends converges to workspace 5 via condenser group 2, big objective lens 3 successively.
The third embodiment, different with second kind is as shown in Figure 5, a pair of hole disappearance part 6 to be arranged on described big objective lens 3.Light emitting diode 1 and condenser group 2 thereof be arranged on described hole disappearance part 6 directly over, after the light that light emitting diode 1 sends is assembled via condenser group 2, pass the hole disappearance part 6 of big objective lens 3, arrive workspace 5.
Certainly,, do not limit to the situation of using a pair of luminophor, under the situation that illumination meets the demands, can only use a luminophor for above-mentioned two embodiment; Perhaps enough little at the luminophor volume, can not block under the situation of other optical modules uses, the luminophor of more a plurality of numbers can be set.
Also have other technical scheme in addition, as shown in Figure 6, described light emitting diode 1 and condenser group 2 thereof can be arranged on big objective lens 3 belows or periphery, and the light that light emitting diode 1 sends converges to workspace 5 via condenser group 2.
Certainly, light supply apparatus of the present invention also can have multiple conversion and remodeling, be not limited to the concrete structure of above-mentioned embodiment, as the kind of lamp optical system optical element and setting, the set-up mode of light emitting diode, distribution of light emitting diode matrix or the like.In a word, protection scope of the present invention should comprise those conspicuous to those skilled in the art conversion or substitute and remodeling.
Claims (10)
1. optical system of surgical microscope, it comprises light source (1), the illumination optical system micro optical system of unifying; The light that described light source (1) sends arrives workspace (5) via lamp optical system, the illumination of workspace (5) is provided, described micro optical system comes observing object is amplified by many groups optical element, it includes big objective lens (3), it is characterized in that: described light source (1) is a light emitting diode.
2. optical system of surgical microscope according to claim 1 is characterized in that: described light source (1) is a light emitting diode matrix.
3. optical system of surgical microscope according to claim 1 and 2 is characterized in that: described light source (1) and lamp optical system depart from the primary optical axis setting of micro optical system.
4. optical system of surgical microscope according to claim 3 is characterized in that: described lamp optical system is one group of optical element, includes the reflective mirror (7) of the condenser group (2) and the adjustment source light direction of several convergent light source light.
5. optical system of surgical microscope according to claim 1 and 2, it is characterized in that: described light source (1) and lamp optical system are symmetrical arranged around the primary optical axis of micro optical system, and the symcenter axle of described lamp optical system overlaps with the primary optical axis of micro optical system.
6. optical system of surgical microscope according to claim 5 is characterized in that: described light source (1) is arranged on big objective lens (3) top.
7. optical system of surgical microscope according to claim 6, it is characterized in that: described lamp optical system comprises condenser group (2) and the big objective lens (3) that cooperates light source (1) to be provided with, and the light that described light source (1) sends converges to the workspace via condenser group (2), big objective lens (3) successively.
8. optical system of surgical microscope according to claim 6, it is characterized in that: hole disappearance part (6) is arranged on the described big objective lens (3), described light source (1) is arranged on directly over the described hole disappearance part (6), the condenser group (2) of described lamp optical system for cooperating light source (1) to be provided with, after the light that light source (1) sends is assembled via condenser group (2), pass the hole disappearance part (6) of big objective lens (3), arrive workspace (5).
9. optical system of surgical microscope according to claim 5, it is characterized in that: described light source (1) is arranged on big objective lens (3) below, the condenser group (2) of described lamp optical system for cooperating light source (1) to be provided with, the light that described light source (1) sends converges to workspace (5) via condenser group (2).
10. optical system of surgical microscope according to claim 5, it is characterized in that: described light source (1) is arranged on big objective lens (3) periphery, the condenser group (2) of described lamp optical system for cooperating light source (1) to be provided with, the light that described light source (1) sends converges to workspace (5) via condenser group (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510038773 CN1847912A (en) | 2005-04-05 | 2005-04-05 | Optical system of surgical microscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510038773 CN1847912A (en) | 2005-04-05 | 2005-04-05 | Optical system of surgical microscope |
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| Publication Number | Publication Date |
|---|---|
| CN1847912A true CN1847912A (en) | 2006-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510038773 Pending CN1847912A (en) | 2005-04-05 | 2005-04-05 | Optical system of surgical microscope |
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| CN (1) | CN1847912A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101842731B (en) * | 2007-11-14 | 2016-01-20 | 卡尔蔡司外科器械有限责任公司 | There is the surgical operation microscope of illuminator and Lighting System Controller |
| CN106842532A (en) * | 2015-11-18 | 2017-06-13 | 三鹰光器株式会社 | Stereovision device is used in operation |
| CN109964162A (en) * | 2016-10-17 | 2019-07-02 | 卡尔蔡司显微镜有限责任公司 | The equipment and microscope of beam steering for flying-spot microscope |
-
2005
- 2005-04-05 CN CN 200510038773 patent/CN1847912A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101842731B (en) * | 2007-11-14 | 2016-01-20 | 卡尔蔡司外科器械有限责任公司 | There is the surgical operation microscope of illuminator and Lighting System Controller |
| CN106842532A (en) * | 2015-11-18 | 2017-06-13 | 三鹰光器株式会社 | Stereovision device is used in operation |
| CN106842532B (en) * | 2015-11-18 | 2020-12-22 | 三鹰光器株式会社 | Stereoscopic observation device for operation |
| CN109964162A (en) * | 2016-10-17 | 2019-07-02 | 卡尔蔡司显微镜有限责任公司 | The equipment and microscope of beam steering for flying-spot microscope |
| CN109964162B (en) * | 2016-10-17 | 2022-10-11 | 卡尔蔡司显微镜有限责任公司 | Device for beam steering of a scanning microscope and microscope |
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