CN210243951U

CN210243951U - Slit-lamp microscope

Info

Publication number: CN210243951U
Application number: CN201921475091.9U
Authority: CN
Inventors: Shunguo Shen; 沈顺国
Original assignee: Zumax Medical Co Ltd
Current assignee: Suzhou Sumai Medical Technology Co ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-04-03
Anticipated expiration: 2029-09-05

Abstract

The utility model relates to a slit-lamp microscope, which comprises a microscope body and an eyepiece sleeve connected with the microscope body, and further comprises a beam splitter and a mobile phone, wherein the beam splitter comprises a beam splitter shell and a beam splitter group arranged in the beam splitter shell, the beam splitter shell is provided with a microscope body connector, an ocular connector and a beam splitter connector, and the beam splitter is connected with the microscope body through the microscope body connector; the eyepiece barrel is connected with an eyepiece connecting port of the optical splitter; the light splitting connectors comprise a first light splitting connector and a second light splitting connector, the first light splitting connector and the second light splitting connector are respectively located on the upper side and the lower side of the light splitter shell, and the mobile phone is connected to the first light splitting connector and/or the second light splitting connector. The utility model can be matched with various slit-lamp microscopes and mobile phones of various models, and is not required to be modified and convenient to disassemble and assemble; the screen can be installed on the upper side or the lower side according to the using habit and the requirement, and the observation angle can be adjusted.

Description

Slit-lamp microscope

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a slit lamp microscope.

Background

Slit-lamp microscopes are vital instruments essential for ophthalmic examinations. The slit-lamp microscope consists of an illumination system and a binocular microscope, can not only enable superficial lesions to be observed clearly, but also adjust the focus and the width of a light source to form an optical section, so that the lesions of deep tissues can be also displayed clearly.

However, the initial examination function of the conventional slit-lamp microscope can only be observed by one person through an eyepiece, and medical record images cannot be kept at the bottom, so that the requirement of modern clinical medical development cannot be met, and particularly, a difficult-to-break obstacle is formed in multi-person teaching and consultation.

The mobile phone becomes an indispensable communication shooting tool for everyone at present, and if the mobile phone can be applied to a slit lamp microscope to record and observe images of an operator during an operation.

Although the prior art adopts a professional single lens reflex or a video camera to be connected with a light splitting device of a microscope through a special adapter for shooting, the cost is high, the weight and the volume are large, and the operation is inconvenient. In addition, the digital imaging module is integrated inside the slit-lamp microscope, the method needs to modify the internal structure of the microscope, and the cost performance is not high. With the rapid popularization of mobile phones and flat panel devices and the great improvement of image quality, the performance of the mobile phones and flat panel devices can meet the recording requirements of most microscopic images. However, if the camera of the mobile phone or the tablet device is directly aligned with the eyepiece of the microscope for shooting, the operation difficulty is high due to unavoidable shake and pupil matching error, and the shooting effect is difficult to guarantee. Even if the mobile phone or the flat equipment is fixed on the ocular of the microscope through the sleeve, at least one group of ocular is occupied, the doctor cannot carry out normal binocular observation, and the shooting cannot be normally carried out.

Disclosure of Invention

The utility model aims at providing a slit-lamp microscope.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

a slit lamp microscope comprises a microscope body and an eyepiece sleeve connected to the microscope body, and further comprises a light splitter and a mobile phone, wherein the light splitter comprises a light splitter shell and a light splitter group arranged in the light splitter shell, a microscope body connecting port, an eyepiece connecting port and a light splitting connecting port are arranged on the light splitter shell, and the light splitter is connected with the microscope body through the microscope body connecting port; the eyepiece barrel is connected with an eyepiece connecting port of the optical splitter; the optical splitting connectors comprise a first optical splitting connector and a second optical splitting connector, the first optical splitting connector and the second optical splitting connector are respectively positioned at the upper side and the lower side of the optical splitter shell, and the mobile phone is connected to the first optical splitting connector and/or the second optical splitting connector.

Preferably, the spectroscope group of the spectroscope can cut in or cut out the observation optical path.

Further preferably, the optical splitter further includes a switching mechanism disposed in the optical splitter housing, the switching mechanism is connected to the optical splitter group, and the optical splitter group is switched into or out of the observation optical path by operating the switching mechanism.

Further preferably, the switching mechanism includes a base, a spectroscope base and a driving assembly, the spectroscope base is movably disposed on the base, the driving assembly is connected to the spectroscope base and drives the spectroscope base to move on the base, and the spectroscope group is disposed on the spectroscope base.

Further preferably, the base has a cut-in position and a cut-out position, and when the driving assembly drives the spectroscope base to be located at the cut-in position, the spectroscope group cuts into an observation optical path; when the driving component drives the spectroscope base to be located at the cutting-out position, the spectroscope base cuts out an observation light path.

Further preferably, the spectrometer further includes a knob for driving the switching mechanism to perform a switching operation, the knob being connected to the switching mechanism and exposing the spectrometer housing.

Further preferably, the driving assembly comprises a swing rod, one end of the swing rod is rotatably connected to the base, and the other end of the swing rod is matched with the spectroscope base.

Further preferably, a driving block is arranged on the spectroscope base, and a long round hole is formed in the driving block; and a sliding column is arranged at the other end of the oscillating bar and is positioned in the long round hole.

Further preferably, the knob is connected with one end of the swing rod, and the swing rod is driven to swing by rotating the knob.

Further preferably, a guide rail is arranged on the base, and the beam splitter group is movably arranged on the guide rail.

Preferably, the central lines of the first optical splitting connector and the second optical splitting connector are parallel but not collinear.

Preferably, the lens body connecting port and the eyepiece connecting port are respectively positioned at two opposite sides of the optical splitter shell.

Preferably, the slit-lamp microscope further includes a mobile phone connector, and the mobile phone is connected to the first light-splitting connection port and/or the second light-splitting connection port through the mobile phone connector.

Preferably, the mobile phone can adjust the viewing angle of the mobile phone through the mobile phone connector.

Further preferably, the mobile phone connector is an image steering system.

Preferably, the beam splitter is detachably connected to the microscope body.

Preferably, the microscope body connecting port, the eyepiece connecting port and the light splitting connecting port are connected with the microscope body, the eyepiece barrel and the mobile phone through clamping or threads.

Preferably, the eyepiece sleeve is a binocular tube.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. various slit-lamp microscopes and various models of mobile phones can be matched, transformation is not needed, and the assembly and disassembly are convenient;

2. the screen can be arranged on the upper side or the lower side according to the using habit and the requirement, and the observation angle can be adjusted;

3. the spectroscope group can conveniently cut in or cut out observation light path as required, avoids observing brightness reduction, need not to dismantle the beam splitter.

Drawings

Fig. 1 is a perspective view of a slit lamp microscope (a mobile phone and a first optical splitting connector) in this embodiment;

fig. 2 is a perspective view of the slit lamp microscope (the mobile phone and the second optical splitting connector) in this embodiment;

FIG. 3 is a perspective view of the beam splitter of the present embodiment;

FIG. 4 is a top view of the beam splitter of this embodiment;

FIG. 5 is an exploded view of the beam splitter of the present embodiment;

FIG. 6 is a schematic diagram of an optical path of the beam splitter group in this embodiment;

FIG. 7 is a perspective view of the beam splitter module in the cut-in state according to the present embodiment;

FIG. 8 is a schematic cross-sectional view of the beam splitter module in the cut-in state in this embodiment;

FIG. 9 is a perspective view of the beam splitter module in the present embodiment in a cut-out state;

FIG. 10 is a schematic sectional view of the beam splitter module in the cut-out state in this embodiment;

wherein: 1. a microscope body; 2. a binocular tube; 3. a light splitter; 30. a splitter housing; 300. a mirror body connecting port; 301. an ocular connecting port; 302. a first light splitting connector; 303. a second light splitting connector; 31. a spectroscope group; 320. a base; 3200. a guide rail; 321. a spectroscope base; 3210. a drive block; 3211. a long round hole; 322. a swing rod; 3220. a traveler; 323. a knob; 4. a mobile phone; 5. a mobile phone connector.

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.

A slit-lamp microscope as shown in fig. 1 and 2 includes a microscope body 1, a binocular tube 2, a beam splitter 3 and a mobile phone 4. Wherein: the handset 4 may also be replaced with a tablet.

As shown in fig. 3 and 4: the optical splitter 3 includes an optical splitter housing 30 and an optical splitter group 31 disposed inside the optical splitter housing 30, the optical splitter housing 30 is provided with a lens body connection port 300, an eyepiece connection port 301, and optical

splitter connection ports

302 and 303, and the lens body connection port 300 and the eyepiece connection port 301 are respectively located on the left and right sides of the optical splitter housing 30. The optical splitter 3 is connected with the microscope body 1 through a microscope body connecting port 300; the binocular tube 2 is connected with an ocular connecting port 301 of the optical splitter 3; the

optical splitting connectors

302 and 303 include a first optical splitting connector 302 and a second optical splitting connector 303, the first optical splitting connector 302 and the second optical splitting connector 303 are respectively located at the upper side and the lower side of the optical splitter housing 30, the center lines of the first optical splitting connector 302 and the second optical splitting connector 303 are parallel but not collinear, the mobile phone 4 is connected to the first optical splitting connector 302 and/or the second optical splitting connector 303, fig. 1 shows that the mobile phone 4 is connected to the first optical splitting connector 302, fig. 2 shows that the mobile phone 4 is connected to the second optical splitting connector 303, and the connection can be connected to the upper optical splitting connector or the lower optical splitting connector according to the usage habit and requirements. The scope body connection port 300, the eyepiece connection port 301, and the light

splitting connection ports

302 and 303 are connected to the microscope body 1, the binocular tube 2, and the mobile phone 4 by snap-fitting or screwing, but the connection method is not limited thereto.

The light splitter 3 is detachably connected to the microscope body 1 and can be used as an accessory of a slit-lamp microscope as an option. Of course, in this embodiment: the beam splitter group 31 of the beam splitter 3 can cut in or cut out the observation light path as required, so that the observation brightness is prevented from being reduced, and the beam splitter 3 does not need to be disassembled. The spectrometer 3 further includes a switching mechanism disposed in the spectrometer housing 30, the switching mechanism is connected to the spectrometer lens assembly 31, and the spectrometer lens assembly 31 is switched into or out of the observation optical path by operating the switching mechanism.

This embodiment exemplifies a switching mechanism. As shown in fig. 5: the switching mechanism includes a base 320, a spectroscope mount 321, a driving assembly 321 and a knob 323, the spectroscope mount 321 is movably disposed on the base 320, the driving assembly is connected to the spectroscope mount 321, the knob 323 is connected to the switching mechanism and exposed out of the spectroscope housing 30 for operation, the spectroscope assembly 31 is disposed on the spectroscope mount 321, and the knob 323 is rotated to drive the switching mechanism to cut in or out the spectroscope assembly 31 to the observation optical path. The base 320 is provided with a guide rail 3200, the spectroscope mount 321 is provided with a driving block 3210, the spectroscope mount 321 is movably arranged on the guide rail 3200 of the base 320 through the driving block 3210, and the driving assembly is connected with the driving block 3210 of the spectroscope mount 321.

The driving component comprises a swing rod 322, one end of the swing rod 322 is rotatably connected to the base 320, the other end of the swing rod 322 is matched with the spectroscope base 321, and the knob 323 is connected with one end of the swing rod 322. Specifically, the method comprises the following steps: a long circular hole 3211 is formed in the driving block 3210, and the extending direction of the long circular hole 3211 is perpendicular to the extending direction of the guide rail 320; the other end of the swing rod 322 is provided with a sliding column 3220, and the sliding column 3220 is located in the long circular hole 3211. Two shift positions, namely, a cut-in position and a cut-out position, are formed on the base 320, the rotary knob 323 drives the swing rod 322 to swing, the swing rod 322 drives the driving block 3210 of the spectroscope base 321 to slide on the guide rail 3200 of the base 320 through the sliding 3220, and when the swing rod 3220 stirs the spectroscope base 321 to be located at the cut-in position on the base 320, the spectroscope group 31 is cut in an observation light path, as shown in fig. 7 and 8; when the swing rod 3220 pulls the spectroscope base 321 to the cut-out position on the base 320, the spectroscope group 32 cuts out the observation optical path, as shown in fig. 8 and 9, thereby completing the switching.

In addition, the slit-lamp microscope further comprises a mobile phone connector 5, and the mobile phone 4 is connected to the first light splitting connection port 302 and/or the second light splitting connection port 303 through the mobile phone connector 5. The handset connector 5 is an image steering system so that the viewing angle of the handset 4 can be adjusted. The image steering system is disclosed in patent microscope image steering system with publication number CN207074305U, and will not be described herein.

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

1. The utility model provides a slit-lamp microscope, includes the microscope mirror body, connects eyepiece barrel on the microscope mirror body which characterized in that: the slit-lamp microscope further comprises a light splitter and a mobile phone, wherein the light splitter comprises a light splitter shell and a light splitter group arranged in the light splitter shell, a microscope body connecting port, an eyepiece connecting port and a light splitting connecting port are arranged on the light splitter shell, and the light splitter is connected with the microscope body through the microscope body connecting port; the eyepiece barrel is connected with an eyepiece connecting port of the optical splitter; the optical splitting connectors comprise a first optical splitting connector and a second optical splitting connector, the first optical splitting connector and the second optical splitting connector are respectively positioned at the upper side and the lower side of the optical splitter shell, and the mobile phone is connected to the first optical splitting connector and/or the second optical splitting connector.

2. The slit-lamp microscope of claim 1, wherein: the spectroscope group of the spectroscope can cut in or cut out an observation light path.

3. The slit-lamp microscope of claim 1, wherein: the central lines of the first optical splitting connector and the second optical splitting connector are parallel but not collinear.

4. The slit-lamp microscope of claim 1, wherein: the lens body connecting port and the ocular connecting port are respectively positioned at two opposite sides of the optical splitter shell.

5. The slit-lamp microscope of claim 1, wherein: the slit-lamp microscope further comprises a mobile phone connector, and the mobile phone is connected to the first light-splitting connecting port and/or the second light-splitting connecting port through the mobile phone connector.

6. The slit-lamp microscope of claim 5, wherein: the mobile phone can adjust the observation angle of the mobile phone through the mobile phone connector.

7. The slit-lamp microscope of claim 5, wherein: the mobile phone connector is an image steering system.

8. The slit-lamp microscope of claim 1, wherein: the light splitter is detachably connected to the microscope body.

9. The slit-lamp microscope of claim 1 or 8, characterized in that: the microscope body connecting port, the eyepiece connecting port and the light splitting connecting port are connected with the microscope body, the eyepiece barrel and the mobile phone through clamping connection or threads.

10. The slit-lamp microscope of claim 1, wherein: the eyepiece sleeve is a binocular tube.