CN210666182U - External lighting device and operating microscope - Google Patents
External lighting device and operating microscope Download PDFInfo
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- CN210666182U CN210666182U CN201921962142.0U CN201921962142U CN210666182U CN 210666182 U CN210666182 U CN 210666182U CN 201921962142 U CN201921962142 U CN 201921962142U CN 210666182 U CN210666182 U CN 210666182U
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- 238000005286 illumination Methods 0.000 claims abstract description 30
- 230000003287 optical effect Effects 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model relates to an external lighting device, which comprises a shell, a light source component and an optical lens group, wherein the shell is provided with a light emitting hole; the light source assembly comprises a lamp arranged in the shell and a light source operation piece connected with the lamp and used for controlling the lamp; the optical lens group is arranged in the shell and located on a light path of light, the optical lens group comprises a projection lens, a reflecting lens and a collecting lens, and the illumination angle adjusting mechanism is used for adjusting the emergent angle of the light emitted by the lamp and is connected with the projection lens or the reflecting lens. The utility model provides an operation microscope, includes the microscope mirror body, still includes external lighting device, and external lighting device detachably connects on the microscope mirror body. The utility model can provide sufficient illumination, and has low cost, long service life and low power consumption; the illumination angle is adjustable, and the adjustment mode is convenient and reliable; can be assembled and disassembled on the microscope body according to requirements.
Description
Technical Field
The utility model relates to the field of medical equipment, a external lighting device and operation microscope is related to.
Background
The operation microscope is mainly suitable for suturing tiny blood vessels and nerves in the operation process and other fine operations or examinations needing to be carried out by means of the microscope, and the light intensity during the examination directly influences the observation of a user. The existing illumination system of the operating microscope, particularly an internal LED illumination mode, is limited by the heat dissipation problem and the structural volume, the LED power is relatively low, the illumination of an object plane is limited, and under certain conditions, such as when deep holes or low-reflection tissues are observed under high magnification, the luminous flux entering human eyes is relatively small, so that the observation effect is influenced.
In order to solve the above problems, the prior art mostly adopts an external illumination device, the external illumination device guides light into the microscope body through a light guide beam generally, and the light is projected on an object plane through an illumination optical system.
Disclosure of Invention
An object of the utility model is to provide an external lighting device.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
an external illumination device for external illumination of a surgical microscope, comprising:
a housing: the shell is provided with a light emitting hole;
a light source assembly: the lamp comprises a lamp arranged in the shell and a light source operation part connected with the lamp and used for controlling the lamp;
an optical lens group arranged in the shell and positioned on the light path of the light, the optical lens group comprises a projection lens, a reflecting lens and a collecting lens,
and the illumination angle adjusting mechanism is used for adjusting the emergent angle of light rays emitted by the lamp and is connected with the projection mirror or the reflecting mirror.
Preferably, the projection lens is perpendicular to the optical axis of the light and can translate in the up-and-down direction relative to the optical axis of the light.
Further preferably, the illumination angle adjusting mechanism comprises an adjusting assembly arranged in the housing, connected with the projection mirror and used for driving the projection mirror to translate, and an adjusting operation member connected with the adjusting assembly and used for operating the adjusting assembly, wherein the adjusting operation member is at least partially exposed outside the housing.
Further preferably, the adjusting assembly comprises a gear connected with the adjusting operation member and a rack engaged with the gear and extending in the vertical direction, and the rack is connected with the projection mirror.
Further preferably, when a plurality of projection mirrors are provided, one projection mirror is connected with the adjusting assembly, or a plurality of projection mirrors are simultaneously connected with the adjusting assembly.
Further preferably, two adjusting operation members are provided, and the two adjusting operation members are respectively located at two sides of the housing.
Further preferably, the light source operating member and/or the adjusting operating member is a knob.
Preferably, the shell is further provided with a line interface for supplying power for the lamp connection and a connecting part for connecting with an operation microscope.
Preferably, the light source assembly further comprises a heat sink, and the lamp is disposed on the heat sink.
Preferably, the collecting mirror, the projecting mirror and the reflecting mirror are sequentially arranged along the emergent direction of the light path of the light.
Another object of the present invention is to provide an operating microscope.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the operating microscope comprises a microscope body and further comprises an external illuminating device, wherein the external illuminating device is detachably connected to the microscope body.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1. sufficient illumination can be provided, the cost is low, the service life is long, and the power consumption is low;
2. the illumination angle is adjustable, and the adjustment mode is convenient and reliable;
3. can be assembled and disassembled on the microscope body according to requirements.
Drawings
Fig. 1 is a perspective view of an external illumination device in this embodiment;
FIG. 2 is a top view of the external lighting device of the present embodiment;
fig. 3 is a bottom view of the external lighting device of the present embodiment;
FIG. 4 is a side view of the external lighting device of the present embodiment;
FIG. 5 is a front cross-sectional view of the external lighting device of the present embodiment;
FIGS. 6a, 6b, and 6c are schematic diagrams illustrating the adjustment of the light angle in the present embodiment;
fig. 7 is a perspective view of the surgical microscope of the present embodiment.
Wherein: 1. a housing; 10. a light emitting opening; 11. a line interface; 12. a connecting portion; 20. a lamp; 21. a light source operating member; 22. a heat dissipation base; 30. a projection mirror; 31. a condenser lens; 32. a mirror; 40. an adjustment operator; 41. a gear; 42. a rack; 5. the microscope body.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
An external illumination device as shown in fig. 1-5 mainly includes a housing 1, a light source assembly, and an optical lens assembly. Wherein:
the shell 1 is provided with a light emitting hole 10, a circuit interface 11 for connecting and supplying power to the lamp 20, and a connecting part 12 for connecting with the operation microscope. In this embodiment: the light ray outlet 10 is arranged at the bottom of the shell 1; the line interface 11 and the connection portion 12 are both disposed at the top of the housing 1, and the connection portion 12 may be connected to the operating microscope in a manner such as a connection hole, which is not limited herein.
The light source assembly includes a lamp 20 disposed in the housing 1, a light source operating member 21 connected to the lamp 20 for controlling the same, and a heat sink 22. In this embodiment: the lamp 20 is an LED lamp and is arranged on the heat radiating seat 22; the light source operation member 21 is at least partially exposed to the outside of the housing 1 for operation, the light source operation member 21 is located at the rear of the housing 1, and turning on/off, brightness adjustment, and the like of the lamp 20 can be controlled by rotating the light source operation member 21 using a knob.
The optical lens group is arranged in the housing 1 and located on a light path of light, and specifically includes at least one projection lens 30, a collecting lens 31 and a reflecting lens 32, and the collecting lens 31, the projection lens 30 and the reflecting lens 32 are sequentially arranged along a light exit direction. In this embodiment: the condenser 31 is arranged close to the lamp 20 to gather light rays emitted by the lamp 20; in this embodiment: the projection lens 30 is perpendicular to the optical axis of the light and can be translated in the up-down direction relative to the optical axis of the light, thereby changing the angle of the light projected onto the mirror 32, as shown in fig. 6a, 6b, and 6 c. When a plurality of projection mirrors 30 are provided, one of the projection mirrors 30 may be translatable, or a plurality of projection mirrors 30 may be translatable at the same time, and two projection mirrors 30 are provided as illustrated.
In order to realize the translation of the projection lens 30, the external illumination device further comprises an illumination angle adjusting mechanism, and specifically comprises an adjusting component and an adjusting operation component, wherein the adjusting component is arranged in the housing 1, is connected with the projection lens 30 and is used for driving the projection lens to translate, and the adjusting operation component 40 is connected with the adjusting component and is used for operating the adjusting component.
In this embodiment: the adjusting assembly comprises a gear 41 connected with the adjusting operation member 40, and a rack 42 engaged with the gear 41 and extending in the up-down direction, wherein the rack 42 is connected with the projection mirror 30 (usually connected with a bracket for mounting the projection mirror 30), and the rack 42 engaged with the rack is moved up and down to drive the projection mirror 30 to translate by operating the adjusting operation member 40 to drive the gear 41 to rotate. Of course, other configurations of the adjustment assembly may be used, and the adjustment assembly may be adjusted to be able to translate with the projection lens 30, which is not limited herein.
The adjusting operation member 40 is at least partially exposed outside the housing 1, two adjusting operation members 40 are provided, the two adjusting operation members 40 are respectively located on two sides of the housing 1 by using a knob, and the gear 41 can be rotated by rotating any one of the adjusting operation members 40 on the two sides.
In addition, the angle of the illumination light may be adjusted by adjusting the reflection angle of the reflector 32, and the illumination angle adjusting mechanism may be connected to the reflector 32. The illumination angle adjusting mechanism can be a knob, a deflector rod and the like, and the reflection angle of the reflector 32 can be adjusted.
Fig. 7 shows an operation microscope, which includes a microscope body 5, and is configured with an external illumination device, the external illumination device can be connected to the bottom of the microscope body 5 through a connecting portion 12, and a power line is led out from the microscope body 5 and electrically connected with a lamp 20 through a line interface 11. During lighting: the light emitted from the lamp 20 is projected from the light exit 10 to the object plane to be observed through the condenser lens 31, the projector lens 30, and the reflector 32, thereby realizing illumination.
The external lighting device can be used as an accessory of the operation microscope according to the requirement and is detachably connected with the microscope body 5 according to the requirement.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. An external illumination device for external illumination of a surgical microscope, comprising:
a housing: the shell is provided with a light emitting hole;
a light source assembly: the lamp comprises a lamp arranged in the shell and a light source operation part connected with the lamp and used for controlling the lamp;
an optical lens group arranged in the shell and positioned on the light path of the light, the optical lens group comprises a projection lens, a reflecting lens and a collecting lens,
the method is characterized in that: the external lighting device also comprises a lighting angle adjusting mechanism for adjusting the emergent angle of the light emitted by the lamp, and the lighting angle adjusting mechanism is connected with the projection mirror or the reflector.
2. The external lighting device as defined in claim 1, wherein: the projection lens is perpendicular to the optical axis of the light and can move in the vertical direction relative to the optical axis of the light.
3. The external lighting device as defined in claim 2, wherein: the illumination angle adjusting mechanism comprises an adjusting component and an adjusting operation piece, wherein the adjusting component is arranged in the shell, connected with the projecting mirror and used for driving the projecting mirror to translate, and the adjusting operation piece is connected with the adjusting component and used for operating the adjusting component, and at least part of the adjusting operation piece is exposed outside the shell.
4. The external lighting device as defined in claim 3, wherein: the adjusting component comprises a gear connected with the adjusting operation piece and a rack which is meshed with the gear and extends along the vertical direction, and the rack is connected with the projecting mirror.
5. The external lighting device as defined in claim 3, wherein: when the projection lens is provided with a plurality of projection lenses, one projection lens is connected with the adjusting component, or the plurality of projection lenses are simultaneously connected with the adjusting component.
6. The external lighting device as defined in claim 3, wherein: the adjusting operation parts are two, and the two adjusting operation parts are respectively positioned on two sides of the shell.
7. The external lighting device as defined in claim 3, wherein: the light source operation piece and/or the adjusting operation piece are/is a knob.
8. The external lighting device as defined in claim 1, wherein: the shell is also provided with a line interface for supplying power for the lamp connection and a connecting part for connecting with an operation microscope.
9. The external lighting device as defined in claim 1, wherein: the collecting mirror, the projecting mirror and the reflecting mirror are sequentially arranged along the emergent direction of the light path of the light.
10. An operation microscope, includes the microscope mirror body, its characterized in that: the microscope further comprises an external illumination device as claimed in any one of claims 1 to 9, wherein the external illumination device is detachably connected to the microscope body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921962142.0U CN210666182U (en) | 2019-11-14 | 2019-11-14 | External lighting device and operating microscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921962142.0U CN210666182U (en) | 2019-11-14 | 2019-11-14 | External lighting device and operating microscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210666182U true CN210666182U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921962142.0U Active CN210666182U (en) | 2019-11-14 | 2019-11-14 | External lighting device and operating microscope |
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| CN (1) | CN210666182U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113721356A (en) * | 2021-08-09 | 2021-11-30 | 苏州速迈医学科技股份有限公司 | Medical microscope |
-
2019
- 2019-11-14 CN CN201921962142.0U patent/CN210666182U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113721356A (en) * | 2021-08-09 | 2021-11-30 | 苏州速迈医学科技股份有限公司 | Medical microscope |
| CN113721356B (en) * | 2021-08-09 | 2024-04-05 | 苏州速迈医学科技股份有限公司 | Medical microscope |
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Address after: No.5, Zhiying street, high tech Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou Sumai Medical Technology Co.,Ltd. Address before: No.5, Zhiying street, high tech Zone, Suzhou City, Jiangsu Province Patentee before: Suzhou Sumai Medical Equipment Co.,Ltd. |