CN209765155U - Operating microscope - Google Patents
Operating microscope Download PDFInfo
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- CN209765155U CN209765155U CN201920406400.0U CN201920406400U CN209765155U CN 209765155 U CN209765155 U CN 209765155U CN 201920406400 U CN201920406400 U CN 201920406400U CN 209765155 U CN209765155 U CN 209765155U
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Abstract
The utility model discloses an operating microscope, which comprises an observation module, a light source module, a zoom module, a large objective lens and a display module; the light source module comprises an illumination light source and a light filter switcher which are connected with the light source control knob through a knob dimming circuit board; the zooming module comprises a zoom and an angle sensor; a lifting device is arranged in the zoom device, so that a zoom lens group and a compensation lens group are arranged on the zoom device and synchronously linked through the control of an outer zoom control knob, and an angle sensor detects the change condition of the zoom lens group to obtain a zoom multiplying factor; the display module comprises a display screen and a controller connected with the display screen to display the illumination condition and the zoom magnification coefficient in real time; the operating microscope introduces the knob structure to realize the purposes of light source mode switching, brightness adjustment and zoom adjustment, and displays the light source mode switching, the brightness adjustment and the zoom adjustment in the liquid crystal display screen in real time, so that a user can clearly see the current light source and the zoom state, and the risk of misjudgment caused by the unclear product state is effectively reduced.
Description
Technical Field
the utility model relates to a medical optical imaging technical field, in particular to operation microscope.
background
With the development of microscope technology, surgical microscopes have already begun to be clinically applied in the fields of oral cavity endodontic treatment, ophthalmic cataract surgery, cardiovascular and cerebrovascular surgery, and the like. The operation microscope can provide good examination and treatment means for doctors, is beneficial to improving the diagnosis level and treatment precision, improving the treatment efficiency and quality, leading patients to obtain the best treatment effect, improving the postures of the doctors during diagnosis and treatment and reducing the labor intensity of the doctors. However, the existing operation microscope has a single light source mode, cannot cover various light source requirements for detection or is very inconvenient to switch light sources in various light source modes, and also has the condition of inconvenient zoom adjustment, and information such as the current light source mode state, zoom state, light source intensity and the like has no direct data, and can only be judged by a doctor according to experience, which is very unfavorable for the operation of a user.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a solve the different intensity light source that present operation microscope exists and switch and become the operation microscope of the inconvenient scheduling problem of doubly adjusting.
Therefore, the utility model discloses technical scheme as follows:
an operation microscope comprises an observation module, a light source module, a zoom module, a large objective lens and a display module; wherein the content of the first and second substances,
The observation module is a binocular lens with adjustable pupil distance;
The light source module comprises a lighting source with at least one LED lamp bead, and is connected with a light source control knob through a knob dimming circuit board, so that the lighting brightness of the LED lamp bead can be adjusted through the light source control knob, namely, the current supplied to the LED lamp bead by operating the multifunctional knob dimming circuit board is adjusted, the lighting brightness of the LED lamp bead is adjusted, and the requirements of users on different illumination intensities are met;
The zooming module comprises a zoom and an angle sensor; the zoom lens group and the compensation lens group are in synchronous linkage; two zooming control knobs are further arranged on two sides of the zooming device, and the two zooming control knobs are directly or through a rotating mechanism connected with the lifting device, so that the zooming lens group and the compensating lens group can be synchronously lifted or lowered along the axial direction by rotating the zooming control knobs; the angle sensor is arranged at the adjacent side of the variable-power control knob or the rotating mechanism and used for detecting the change of the rotating angle of the variable-power control knob or the rotating mechanism so as to obtain the distance relation between the current variable-power lens and the ocular lens and the objective lens and convert the current variable-power coefficient. The lifting device can adopt a conventional mechanical lifting mechanism, and also can adopt a special mechanism which can realize synchronous lifting of the zoom lens group and the compensation lens group; the rotating mechanism can adopt a mechanical transmission mechanism, such as a gear, so as to change the transmission operation direction, and an observer can conveniently operate the zoom control knob manually; in addition, nonlinear synchronous motion is realized between the variable power lens and the compensation lens through a linkage structure designed on the lifting device, so that the compensation lens synchronously moves to a specific position to finish zooming and focusing while the variable power lens moves up and down to realize zooming.
The display module comprises a display screen and a controller connected with the display screen, and the controller is respectively connected with the knob dimming circuit board and the angle sensor so as to receive signals transmitted by the knob dimming circuit board and the angle sensor and calculate the current illumination brightness of the illumination light source and the current zoom magnification coefficient realized by the zoom device; and the display screen displays the illumination brightness and the zoom magnification coefficient which are obtained by the calculation of the controller in real time.
Furthermore, the observation module comprises a variable angle binocular tube and a wide-angle eyepiece arranged on the variable angle binocular tube, and a pupil distance adjusting mechanism is further arranged on the variable angle binocular tube.
Further, the light source module further comprises at least one filter switcher, wherein the filter switcher comprises a plurality of filters with different colors; the optical filter switcher is arranged at the adjacent side of the illumination light source and is connected with the light source control knob through the knob dimming circuit board, so that the plurality of optical filters in the optical filter switcher can be sequentially changed to the light path of the illumination light source through the light source control knob. Through the arrangement of the optical filter switcher, the illumination light source is added with a plurality of illumination modes under the action of different optical filters; in particular, the type and color of the filter depends on the actual functional requirements of the microscope.
Further, the zoom is arranged between the wide-angle eyepiece and the large objective lens and is coaxially arranged with the large objective lens; the light source module also comprises a reflector arranged below the zoom device, so that light rays emitted by the illumination light source arranged below the adjacent side of the zoom device are reflected to an observation area through the reflector.
further, the observation module also comprises a beam splitter arranged between the zoom and the variable-angle binocular tube so as to be adapted to image acquisition equipment such as a camera and the like for observation and recording.
Further, the large objective lens specifically adopts a fixed-focus large objective lens or a zooming large objective lens according to needs; the zoom device is an electrodeless zoom device or a multi-gear zoom device according to requirements.
further, the light source module and the zoom module are arranged in a lens body shell, and the observation module and the large objective lens are respectively arranged at the top and the bottom of the lens body shell; the display screen, the light source control knob and the two zooming control knobs are all arranged in the opening formed in the lens body shell.
furthermore, two arc-shaped handles are symmetrically arranged on two sides of the mirror body shell.
Compared with the prior art, the operation microscope and the light source and zoom control system thereof effectively solve the problems of the operation microscope, and clearly present the light source and zoom control state of the operation microscope to a user. The multifunctional knob is introduced, the purpose of switching the light source modes is realized by selecting different direction keys of the multifunctional knob, the brightness adjustment of the light source is realized by rotating the knob, the left and right zoom knobs are introduced to adjust the zoom, and the state parameters are displayed in the liquid crystal display screen, so that a user can clearly see the current light source and the zoom state, and the risk of wrong judgment of the user due to the unclear product state is effectively reduced.
Drawings
Fig. 1 is a schematic structural view of an operating microscope of the present invention;
Fig. 2 is a schematic view of the internal structure of the surgical microscope of the present invention;
Fig. 3 is a schematic view showing a state of a display screen of the surgical microscope of the present invention;
Fig. 4(a) is a cross-sectional view of the zoom lens of the surgical microscope of the present invention;
Fig. 4(b) is a perspective view of the zoom lens of the surgical microscope of the present invention.
Detailed Description
The present invention will be further described with reference to the following drawings and specific examples, but the following examples are by no means limiting the present invention.
As shown in fig. 1 and 2, the surgical microscope includes an observation module, a light source module, a zoom module and a large objective lens 2, and a display module; wherein, light source module and zoom module set up in a mirror body shell 8, and observation module and big objective 2 set up respectively at the top and the bottom of mirror body shell 8, and the display module setting is seting up in the trompil of mirror body shell 8.
The observation module comprises a variable angle binocular tube 5 and a wide-angle eyepiece 6 arranged on the variable angle binocular tube 5, and the variable angle binocular tube 5 is also provided with a pupil distance adjusting mechanism 7 so as to adjust the distance between the two lens tubes of the binocular tube 5 according to the requirement of an observer; in addition, a beam splitter is additionally arranged between the zoom and the variable-angle binocular tube, so that an observer can adapt to image acquisition equipment such as a camera to observe and record when the observer needs the image acquisition equipment.
The light source module comprises an illumination light source 1, a light filter switcher, a knob dimming circuit board and a light source control knob 11; specifically, the lighting source 1 is composed of an LED lamp bead arranged in the lighting housing; the filter switcher is arranged at the adjacent side of the illumination light source 1, and a yellow filter, a green filter and a blue fluorescent filter are arranged in the filter switcher; the LED lamp bead and the optical filter switcher are connected with the light source control knob 11 through the knob dimming circuit board, and the current intensity of the power supplied to the LED lamp bead by the knob dimming circuit board is adjusted by rotating the light source control knob 11, so that the illumination brightness of the LED lamp bead is adjusted between 0% and 100%; in addition, the light source control knob 11 also supports pushing in four directions, namely, upward, downward, left and right directions, and correspondingly realizes that one of three optical filters in the optical filter switcher is controlled to be switched to be positioned on the light path of the illumination light source 1 through the knob dimming circuit board, or none of the three optical filters is positioned on the light path of the illumination light source 1, so that the light source module can realize adjustment of four illumination modes, namely, a mode I, a mode II, a mode III and a mode III, on the basis of the adjustment, wherein the mode I is a state that the optical filter switcher switches the optical filter to be a yellow optical filter, the mode II is a state that the optical filter switcher switches the optical filter to be a green optical filter, the mode III is a state that the optical filter switcher switches the optical filter to;
the zooming module comprises a zoom 4 and an angle sensor; specifically, as shown in fig. 4(a) and 4(b), the zoom lens 4 is a cylindrical structure, in which a binocular zoom lens barrel for matching the binocular tube 5 is disposed, and each side lens barrel is composed of a front fixed lens 401, a compensation lens 402, a zoom lens 403 and a rear fixed lens 404 which are sequentially disposed on the same axis at intervals from top to bottom; two front fixed lenses 401 and two rear fixed lenses 404 which form lens barrels at two sides are respectively fixed at openings on the top surface and the bottom surface of a zoom device shell 405, and two compensation lenses 402 and two zoom lenses 403 are respectively fixed on two lens mounting discs 410 which are arranged in the zoom device 4 in parallel; two sliding blocks 408 are symmetrically arranged on the arc-shaped outer wall of each lens mounting disc 407, correspondingly, the zoom lens shell 405 is composed of an upper shell and a lower shell, a rotating sleeve 406 is sleeved on the outer sides of the upper shell and the lower shell, the rotating sleeve is rotatably connected between the upper shell and the lower shell, a first annular channel 409 and a second annular channel 410 which are spirally shaped along the circumferential direction are sequentially arranged on the side wall of the rotating sleeve from top to bottom at intervals, so that the lens mounting disc 407 provided with two compensating lenses 402 can be arranged in the first annular channel 409 along the first annular channel 409 in a sliding way through two sliding blocks 408, and the lens mounting plate 407, on which the two power changing lenses 403 are mounted, is slidably disposed in the second annular channel 410 by two sliders 408 along the second annular channel 410, so that when the rotating sleeve 406 is rotated, the compensation lens 402 and the power changing lens 403 move synchronously upwards or downwards; because the variable power lens 403 is used for adjusting the variable power coefficient, and the compensation lens 402 is correspondingly used for focusing according to the new position of the variable power lens 403, the first annular channel 409 and the second annular channel 410 are two channels with different curvatures, so that when the variable power lens 403 moves upwards or downwards to a certain position, the compensation lens 402 moves upwards or downwards synchronously to a proper position matched with the variable power lens 403, thereby ensuring that an observer can observe clear variable power imaging instantly; the angle sensor is disposed on the adjacent side of the rotary sleeve 406 for detecting the change of the angle by which the rotary sleeve 406 rotates, so as to correspond to the changing state of the magnification-varying lens 403 inside the magnification-varying device 4.
The zooming module also comprises two zooming control knobs 9 which are symmetrically arranged at the two sides of the zooming device; the outer wall of the rotating sleeve 406 is provided with an outer gear ring, so that the two zooming control knobs 9 can be meshed with the rotating sleeve through a conventional gear transmission mechanism, the rotation of the rotating sleeve 406 is driven by synchronously rotating the two zooming control knobs 9, and then the compensation lens 402 and the zooming lens 403 in the zooming device 4 are synchronously lifted or lowered along the axial direction.
The display mechanism comprises a display screen 12 and a display screen controller connected with the display screen 12; specifically, the display screen controller is respectively connected with the knob dimming circuit board and the angle sensor to receive signals transmitted by the knob dimming circuit board and the angle sensor, so as to determine the current light source mode and the illumination brightness of the illumination light source 1, and feed back the current zoom magnification coefficient of the zoom device 4 by using the known corresponding relation between the angle variation and the zoom magnification coefficient; the display screen 12 displays the illumination brightness, the light source mode and the zoom magnification factor in real time, namely as shown in fig. 3;
The light source module further comprises a reflector arranged below the zoom device 4, so that light rays emitted by the illumination light source 1 arranged at the adjacent side of the zoom device 4 can be reflected to the observation area 3 through the reflector.
In order to facilitate the adjustment of the illumination brightness and the zoom magnification of the illumination light source 1 and the state display of the illumination brightness and the zoom magnification, through holes are formed in the lens body shell 8 at the positions where the light source control knob 11, the two zoom control knobs 9 and the display screen are arranged, so that the light source control knob 11, the left zoom control knob 9, the right zoom control knob 9 and the display screen 12 are all positioned on the outer side of the lens body shell 8, and an observer can conveniently adjust the positions; wherein, the left zoom control knob 9 and the right zoom control knob 9 are positioned on the left side wall and the right side wall of the mirror body shell 8, and the light source control knob 11 and the display screen 12 are positioned on the wall surface of the mirror body shell 8 adjacent to one side of an observer; in addition, two arc-shaped handles are symmetrically arranged on two sides of the lens body shell 8, so that an observer can move the microscope to the observation area 3 as required.
Claims (9)
1. An operating microscope is characterized by comprising an observation module, a light source module, a zoom module, a large objective lens (2) and a display module; wherein the content of the first and second substances,
The observation module is a binocular lens with adjustable pupil distance;
The light source module comprises a lighting source (1) with at least one LED lamp bead, and the lighting source is connected with a light source control knob (11) through a knob dimming circuit board, so that the lighting brightness of the LED lamp bead can be adjusted through the light source control knob (11);
The zooming module comprises a zoom (4) and an angle sensor; the zoom lens group and the compensation lens group are coaxially arranged on the lifting device, so that the zoom lens group and the compensation lens group can be synchronously linked; two zooming control knobs (9) are further arranged on two sides of the zooming device (4), and the two zooming control knobs (9) are directly or through a rotating mechanism connected with the lifting device, so that the zooming lens group and the compensating lens group can be synchronously lifted or lowered along the axial direction by rotating the zooming control knobs (9); the angle sensor is arranged at the adjacent side of the zoom control knob (9) or the rotating mechanism and used for detecting the change of the rotating angle of the zoom control knob;
the display module comprises a display screen (12) and a controller connected with the display screen (12), and the controller is respectively connected with the knob dimming circuit board and the angle sensor so as to receive signals transmitted by the knob dimming circuit board and the angle sensor and calculate the current illumination brightness of the illumination light source (1) and the current zoom multiplying factor realized by the zoom device (4); and the display screen (12) displays the illumination brightness and the zoom magnification coefficient which are obtained by the calculation of the controller in real time.
2. The operating microscope according to claim 1, wherein the observation module comprises a variable angle binocular tube (5) and a wide-angle eyepiece (6) provided thereon, and a interpupillary distance adjusting mechanism (7) is further provided on the variable angle binocular tube (5).
3. The surgical microscope of claim 1, wherein the light source module further comprises at least one filter switch comprising a plurality of filters having different colors; the optical filter switcher is arranged at the adjacent side of the illumination light source (1) and is connected with the light source control knob (11) through the knob dimming circuit board, so that a plurality of optical filters in the optical filter switcher can be sequentially changed to the light path of the illumination light source (1) through the light source control knob (11).
4. The surgical microscope according to claim 2, characterized in that the zoom lens (4) is arranged between the wide-angle eyepiece (6) and the large objective lens (2) and coaxially with the large objective lens (2); the light source module further comprises a reflector arranged below the zoom device (4), so that light rays emitted by the illumination light source (1) arranged below the adjacent side of the zoom device (4) are reflected to an observation area through the reflector.
5. The operating microscope according to claim 2, wherein the observation module further comprises a beam splitter disposed between the zoom (4) and the variable angle binocular tube (5).
6. The surgical microscope according to claim 1, characterized in that the large objective (2) is a fixed focus large objective or a zoom large objective.
7. the operating microscope according to claim 1, characterized in that the zoom lens (4) is a stepless zoom lens or a multi-stage zoom lens.
8. The operating microscope according to claim 1, characterized in that the light source module and the zoom module are arranged in a body housing (8), and the observation module and the macro objective (2) are arranged at the top and bottom of the body housing (8), respectively; the display screen (12), the light source control knob (11) and the two zooming control knobs (9) are all arranged in the opening holes formed in the mirror body shell (8).
9. the operating microscope according to claim 8, characterized in that two arc-shaped handles are symmetrically arranged on both sides of the scope body housing (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920406400.0U CN209765155U (en) | 2019-03-28 | 2019-03-28 | Operating microscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920406400.0U CN209765155U (en) | 2019-03-28 | 2019-03-28 | Operating microscope |
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| Publication Number | Publication Date |
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| CN209765155U true CN209765155U (en) | 2019-12-10 |
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| CN201920406400.0U Active CN209765155U (en) | 2019-03-28 | 2019-03-28 | Operating microscope |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109839733A (en) * | 2019-03-28 | 2019-06-04 | 上海美沃精密仪器股份有限公司 | A kind of surgical operation microscope |
| WO2022170927A1 (en) * | 2021-02-10 | 2022-08-18 | 苏州速迈医学科技股份有限公司 | Surgical microscope diagnosis and treatment system |
-
2019
- 2019-03-28 CN CN201920406400.0U patent/CN209765155U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109839733A (en) * | 2019-03-28 | 2019-06-04 | 上海美沃精密仪器股份有限公司 | A kind of surgical operation microscope |
| WO2022170927A1 (en) * | 2021-02-10 | 2022-08-18 | 苏州速迈医学科技股份有限公司 | Surgical microscope diagnosis and treatment system |
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