CN218419831U - Portable eye surface imager - Google Patents

Abstract

The utility model discloses a portable ocular surface imager, which comprises an ocular surface imager body and is characterized in that the ocular surface imager body comprises a shell and at least one lamp source; a macro lens is arranged on the first surface of the shell, and a lamp source is arranged in the shell and positioned on the macro lens; the housing is connected with a mobile device.

Description

Portable eye surface imager

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to is a portable ocular surface imager.

Background

The ocular surface is the first barrier to the environment to which the eye is exposed and the first line of defense against external infections. Among the ocular surface diseases, dry eye is a major public health problem, the global incidence rate is 5.5% -33.7%, the incidence rate of dry eye in China is 21% -30%, and dry eye patients account for more than 30% of ophthalmology outpatients. Eye irritation symptoms, pain, etc. caused by dry eye have a large influence on the quality of life of patients. Some severe dry eyes can severely affect a patient's vision and even cause blindness. The eye disease caused by the cornea, one of the most important refractive media of the eye, is the fifth most blind cause in the world, and is second only to cataract, ametropia, glaucoma and age-related macular degeneration. Ophthalmologists are lacking in the world, especially in primary medical institutions and remote underdeveloped areas, and the system has great significance in realizing convenient automatic screening of dry eyes and eye surface diseases and self monitoring of crowds.

An ocular surface comprehensive analyzer is an ocular surface analyzing device, which has a comprehensive and objective ocular surface analyzer function, a dry eye diagnosis function, and the like. The equipment promotes clinical xerophthalmia to be relieved to cause diagnosis and treatment, thereby guiding the progress of personalized treatment and greatly improving the diagnosis and treatment efficiency and objectivity of outpatient services. However, the currently used ocular surface comprehensive analyzer has the following defects: 1. the clinical comprehensive ocular surface analyzer can only be fixed on an operation table for use, has larger volume and is very inconvenient to use; moreover, the price is high, and for other medical institutions such as community hospitals and non-eye-specialized hospitals, the ability to independently purchase large ocular surface comprehensive analyzers is difficult to achieve, and the eye image data and the primary screening of eye diseases are difficult to obtain in time; 2. in the automatic screening of ocular surface diseases and the self-monitoring process of people, the existing ocular surface comprehensive analyzer is not portable when in use, and if photographing software carried by mobile equipment is used for photographing eye photos, the basic standard of subsequent diagnosis and treatment cannot be met.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problem that provides among the background art, the utility model provides a portable ocular surface imager aims at increasing the convenience and the adaptability that ocular surface analyzer acquireed patient image information for it can use in a flexible way, can also realize the automatic examination of the portable of xerophthalmia and ocular surface disease and crowd's self-monitoring simultaneously.

The application discloses a portable ocular surface imager, which comprises an ocular surface imager body, and is characterized in that the ocular surface imager body comprises a shell and at least one lamp source; a macro lens is arranged on the first surface of the shell, and a lamp source is arranged in the shell and positioned on the macro lens; the housing is connected with a mobile device.

Further, the lamp source includes: the LED lamp comprises an infrared lamp, an LED lamp and a cobalt blue light lamp, wherein a switch connected with the infrared lamp, the LED lamp and the cobalt blue light lamp is arranged on the second surface of the shell.

Further, the infrared lamp, the LED lamp and the cobalt blue light lamp are respectively electrically connected with the switch;

furthermore, the infrared lamp, the LED lamp and the cobalt blue light lamp are respectively arranged and are respectively arranged symmetrically about the center of the macro lens;

further, infrared lamp, LED lamp and cobalt blue light lamp set up along macro lens circumference.

Further, the eye surface imager body further comprises a fixing structure connected with the shell, and the shell can freely move relative to the fixing structure.

Further, the fixing structure includes: a head mount; the head-mounted support comprises a head fixing piece and an analyzer fixing piece, and the head fixing piece is connected with the analyzer fixing piece; the analyzer fixing piece comprises a first fixing plate, a connecting bulge and a second fixing plate which are sequentially connected, the first fixing plate and the connecting bulge are integrally connected, and the distance between the connecting bulge and the second fixing plate is adjustable; and a fine adjustment structure is arranged between the connecting bulge and the second fixing plate, and the relative position between the connecting bulge and the second fixing plate is adjusted. The second fixing plate is an inverted L-shaped fixing plate; the shell is directly connected to one surface of the inverted L-shaped fixing plate; the edge of the fixed plate is respectively provided with a hole for connecting the head fixing piece.

Or the analyzer fixing part comprises an adjusting plate provided with a sliding groove and a first connecting rod matched with the sliding groove; the end part of the first connecting rod is provided with a first clamping head; a fine adjustment structure is arranged on the rod body of the first connecting rod or the joint of the first connecting rod and the adjusting plate, and the distance between the macro lens connected with the analyzer fixing part and the eyeball is changed through the fine adjustment structure;

further, the fine-tuning structure includes: the manual fine adjustment structure is a threaded rotating button arranged at one end, close to the connecting protrusion, of the second fixing plate, and the relative position between the second fixing plate and the connecting protrusion is changed by operating the threaded rotating button; the automatic fine tuning structure can use the structure of the prior art, and can realize the effect of reasonably adjusting the distance between the macro lens and the eyeball according to the requirements of different patients. The third face of the shell is sequentially provided with a second connecting rod and a second clamping head, the second clamping head is movably clamped with the first clamping head, and the second clamping head can freely rotate after being clamped with the first clamping head.

Further, the first connecting rod and the second connecting rod are telescopic rods;

furthermore, a forehead support is arranged on the inner side surface of the adjusting plate.

Further, fixed knot still includes supplementary fixed cover, supplementary fixed cover is used for connecting casing and mobile device fixedly.

Further, supplementary fixed cover is frame structure, and two long limits and two minor faces set up flexible pull rod respectively, are provided with the cassette in one side of supplementary fixed cover, be provided with the card platform that can with cassette activity joint on the casing.

Further, an infrared tracking module is arranged in the shell and is in communication with the mobile device 2; the infrared tracking module tracks the position relation between the eyeballs of the user and the macro lens, sends out corresponding prompts, and adjusts the distance between the eyeballs of the user and the macro lens through the automatic fine adjustment structure.

Further, the connection mode between the shell and the mobile device comprises the following steps: and (4) magnetically attracting connection.

Further, the connection mode between the shell and the mobile device comprises the following steps: and (5) communication connection.

The utility model has the advantages that: 1. the mobile equipment is connected with the eyeball imager, and the diagnosis of clinical diseases can be realized by combining the APP in the mobile equipment, so that the convenience is greatly improved; 2. the diversified fixing mode is adopted, the requirement for stable use of the lens is met, the problems that the existing eye surface comprehensive analyzer can only be fixed on an operation table for use, is large in size and cannot adapt to a patient with unchangeable action are solved, convenience and adaptability for obtaining image information of the patient are realized, and the eye surface comprehensive analyzer can be flexibly used; 3. the photographing mode is optimized, the performance of dry eye and ocular surface disease diagnosis is optimized, infrared light, white light and cobalt blue light are scientifically combined together, standardized images can be provided for subsequent artificial intelligent diagnosis, and reliable guidance suggestions are provided for prevention of ocular surface diseases; 4. the eyeball imager is small and exquisite in size, and mobile equipment connected with the eyeball imager can be a smart phone, a tablet personal computer and the like, so that the eyeball imager is portable; such as: the home self-diagnosis is convenient, the diagnosis time of clinical hospitalization is shortened, the medical resources are saved, and the practicability and the popularity are higher; the eye diagnosis and treatment system is suitable for other medical institutions without eye diagnosis and treatment technologies, such as community hospitals, non-eye special hospitals and the like, and the acquisition of eye image data is realized; the method provides more clear and diversified data for novel diagnosis and treatment modes such as offline telemedicine, online cloud hospitals and the like.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of a housing of the present invention;

fig. 2 is a schematic structural view of the head mount of the present invention;

fig. 3 is a schematic view of the connection between the shell and the head mount of the present invention;

fig. 4 is a schematic structural view of the first fixing plate, the connecting protrusion and the second fixing plate of the present invention;

fig. 5 is a schematic structural view of the auxiliary fixing sleeve of the present invention;

fig. 6 is a schematic structural view of the housing and the auxiliary fixing sleeve of the present invention;

fig. 7 is a photograph of an eye after a corneal transplantation, which is taken by using the macro lens of the present invention in the LED lamp mode;

fig. 8 is a photograph of an eye with keratitis taken by the macro lens of the present invention in LED lamp mode;

fig. 9 is a pterygium eye photograph taken in an LED lamp mode using the macro lens of the present invention;

fig. 10 is a normal eye photograph taken with the macro lens of the present invention in LED lamp mode;

fig. 11 is a photograph of the upper eyelid plate gland taken with the macro-lens of the present invention in the infrared lamp mode;

fig. 12 is a photograph of the height of the lacrimal river taken by the macro lens of the present invention in the infrared lamp mode;

fig. 13 is a photograph of corneal epithelial defects taken with the macro-lens of the present invention in a cobalt blue light mode;

fig. 14 is a photograph of corneal epithelium spot-dyed using the macro-lens of the present invention in a cobalt blue lamp mode;

in the figure, 1, a head-mounted bracket; 10. forehead support; 11. fixing belts; 12. an adjusting plate; 120. a sliding groove; 121. a first chuck; 122. a first connecting rod; 2. a mobile device; 3. a housing; 30. a second chuck; 31. a second connecting rod; 4. a macro lens; 40. an infrared lamp; 41. an LED lamp; 42. a cobalt blue light lamp; 43. a switch; 5. an auxiliary fixing sleeve; 50. a telescopic pull rod; 51. a card holder; 52. clamping a platform; 61. a first fixing plate; 62. A connecting projection; 63. and a second fixing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described in detail below with reference to specific embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and those skilled in the art can easily understand other advantages and effects of the present invention from the disclosure in the specification. The utility model discloses can also implement or use through other different concrete implementation manners, under the condition of conflict-free, the characteristics in following embodiment and the embodiment can make up each other, based on the embodiment in the utility model, all other embodiments that the ordinary skilled in the art obtained under the prerequisite of not making creative work all belong to the scope of protection of the utility model.

Fig. 1 is a schematic structural diagram of the housing provided in this embodiment, specifically as follows:

the embodiment discloses a portable eye surface imager, which comprises an eye surface imager body, and is characterized in that the eye surface imager body comprises a shell 3 and at least one lamp source; a macro lens 4 is arranged on the first surface of the shell 3, and a lamp source is arranged in the shell 3 and positioned on the macro lens 4; the housing 3 is connected to the mobile device 2.

In one embodiment, the lamp source comprises: the LED lamp comprises an infrared lamp 40, an LED lamp 41 and a cobalt blue lamp 42, and a switch 43 connected with the infrared lamp 40, the LED lamp 41 and the cobalt blue lamp 42 is arranged on the second surface of the shell 3. The infrared lamp 40, the LED lamp 41 and the cobalt blue lamp 42 are respectively electrically connected with the switch 43; the switch 43 is a soft rubber switch 43;

in one embodiment, two infrared lamps 40, two LED lamps 41 and two cobalt blue lamps 42 are provided, and are respectively arranged in central symmetry with respect to the macro lens 4; the symmetrically arranged infrared lamp 40, LED lamp and cobalt blue lamp 42 can provide good illumination requirement and brightness condition for observing the image data of the anterior segment of the eye of the user. The combination of infrared, white, and cobalt blue light science has significant advantages for the diagnosis of dry eye and ocular surface diseases.

Further, the infrared lamp 40, the LED lamp 41, and the cobalt blue lamp 42 are circumferentially disposed along the macro lens 4. Wherein, the infrared lamp 40 is used for observing the height of the lacrimal river of the user and analyzing the meibomian gland loss, the LED lamp is used for providing the illumination condition for the macro lens 4, and the cobalt blue lamp 42 is used for observing whether the surface of the cornea of the user has spot stain and calculating the rupture time of the tear film. The lenses outside the macro lens 4 include, but are not limited to, the following: a general glass sheet, a circular polarizer, a polarizing plate, a general glass sheet and a polarizing plate used in combination are frequently used. The common glass sheet and the polaroid sheet which are used in combination are that a polaroid sheet is directly placed in front of the common glass sheet.

Fig. 2 is a schematic structural diagram of the head mount provided in this embodiment, and fig. 3 is a schematic connection diagram of the housing and the head mount provided in this embodiment; fig. 4 is a schematic structural view of the first fixing plate, the connecting protrusion and the second fixing plate provided in this embodiment;

in one embodiment, the eye surface imager body further comprises a fixed structure connected to the housing 3, the housing 3 being freely movable relative to the fixed structure; the position of casing 3 relative patient's eyes can be adjusted according to patient's demand to this kind of setting, effectively is applicable to different patients.

In one embodiment, the fixing structure includes: a head mount 1; the head-mounted bracket 1 comprises a head fixing piece and an analyzer fixing piece, and the head fixing piece is connected with the analyzer fixing piece; the analyzer fixing part comprises a first fixing plate 61, a connecting protrusion 62 and a second fixing plate 63 which are sequentially connected, the first fixing plate 61 and the connecting protrusion 62 are integrally connected, and the distance between the connecting protrusion 62 and the second fixing plate 63 is adjustable; a fine adjustment structure is provided between the coupling protrusion 62 and the second fixing plate 63 to adjust the relative position between the coupling protrusion 62 and the second fixing plate 63. The second fixing plate 63 is an inverted L-shaped fixing plate; the shell 3 is directly connected to one surface of the inverted L-shaped fixing plate; the edges of the fixing plates are respectively provided with holes for connecting the head fixing pieces.

Alternatively, the analyzer fixing member includes an adjusting plate 12 provided with a sliding groove 120, and a first connecting rod 122 used in cooperation with the sliding groove 120; a first clamping head 121 is arranged at the end part of the first connecting rod 122; a fine adjustment structure is arranged on the shaft of the first connecting rod 122 or the joint of the first connecting rod 122 and the adjusting plate 12, and the distance between the macro lens 4 connected with the analyzer fixing part and the eyeball is changed through the fine adjustment structure;

the fine tuning structure comprises: a manual fine adjustment structure and an automatic fine adjustment structure, the manual fine adjustment structure is a screw thread rotating button arranged at one end of the second fixing plate 63 close to the connecting protrusion 62, and the relative position between the second fixing plate 63 and the connecting protrusion 62 is changed by operating the screw thread rotating button, as shown in fig. 4; the automatic fine tuning structure can be realized by using the structure in the prior art, and the distance between the macro lens 4 and the eyeball can be reasonably adjusted according to different patient demands. The third face of the shell 3 is sequentially provided with a second connecting rod 31 and a second clamping head 30, the second clamping head 30 is movably clamped with the first clamping head 121, and the second clamping head 30 can freely rotate after being clamped with the first clamping head 121. The first connecting rod 122 and the second connecting rod 31 are telescopic rods; the bracket 1 is worn, so that the shell 3 can not only move left and right on the adjusting plate 12, but also adjust the front and back positions, the up and down positions and the shooting angle, thereby achieving the multi-angle shooting effect of the eye surface imager body;

further, the forehead support 10 is arranged on the inner side face of the adjusting plate 12, and comfort of a patient in use is guaranteed due to the forehead support 10.

Further, the head mount is provided as a fixing band 11. The first connecting rod 122 is slidably engaged with the sliding groove 120. The fixing belt 11 is a flexible fixing belt 11, and the flexible fixing belt 11 ensures the comfort of the patient when in use.

Fig. 5 is a schematic structural view of the auxiliary fixing sleeve provided in this embodiment, and fig. 6 is a schematic structural view of the housing and the auxiliary fixing sleeve provided in this embodiment;

in one embodiment, the fixing structure further comprises an auxiliary fixing sleeve 5, said auxiliary fixing sleeve 5 being used for connecting and fixing the housing 3 and the mobile device 2. Connect fixed with ocular surface imager and mobile device 2 through supplementary fixed cover 5 for this ocular surface imager can handheld the use, has greatly improved the convenience when using.

Further, supplementary fixed cover 5 is frame structure, and two long limits and two minor faces set up telescopic pull rod 50 respectively, are provided with cassette 51 in one side of supplementary fixed cover 5, be provided with the card platform 52 that can with cassette 51 activity joint on the casing 3. The auxiliary fixing sleeve 5 is arranged into a rectangular frame structure.

In one embodiment, an infrared tracking module is arranged in the shell 3, and the infrared tracking module is connected and communicated with the mobile device 2; the infrared tracking module tracks the position relation between the eyeballs of the user and the macro lens 4, sends out corresponding prompts, and adjusts the distance between the eyeballs of the user and the macro lens 4 through the automatic fine adjustment structure; by arranging the infrared tracking module, when the image picture meets the requirements of definition and size, the macro lens 4 can automatically shoot; if the requirements are not met, the infrared tracking module sends prompt information to the user, if the user is close to the camera, the user is far away from the camera, and therefore the automatic and standardized acquisition of the image data by the macro lens 4 is facilitated.

In one embodiment, the connection between the housing 3 and the mobile device 2 includes: magnetic attraction connection; namely, the housing 3 is directly magnetically attracted to the back of the mobile device 2, or the housing 3 is directly magnetically attracted to one surface of the inverted L-shaped fixing plate.

In one embodiment, the connection between the housing 3 and the mobile device 2 includes: communication connection; the communication connection is a connection mode, communication is formed between connected devices through transmission interaction of signals, the communication connection comprises wired connection and wireless connection, the wired connection is connected through a data line, and the wireless connection is connected through Bluetooth and wifi; the electrical connection is one of wired connections, and the "electrical connection" can be understood as a connection form between different components in a circuit structure through a physical circuit capable of transmitting an electrical signal, such as a copper foil or a lead of a PCB;

when the portable infrared LED lamp is used, the shell 3 is connected with the mobile device 2, the shooting function of the device is turned on, the infrared lamp 40, the LED lamp 41 and the cobalt blue light lamp 42 are respectively turned on through the switch 43 according to needs, and then follow-up operation and use are carried out. When the fixed shell 3 of the head-mounted support 1 is used, the fixing band 11 is worn on the head of a patient, the forehead support 10 is located at the front end of the forehead, the position relation between eyeballs of the user and the macro lens 4 is adjusted according to the prompt of the infrared tracking module, and the shooting effect is achieved. Meanwhile, the shell 3 and the mobile device 2 can be fixedly connected by the aid of the auxiliary fixing sleeve 5, the shell 3 is held by a hand, and shooting is completed.

The above description of the embodiments is only for the understanding of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several modifications can be made to the present invention, and these modifications will fall within the protection scope of the claims of the present invention.

Claims (9)

1. A portable ocular surface imager comprising an ocular surface analyzer body, characterized in that the ocular surface analyzer body comprises a housing and at least one light source; a macro lens is arranged on the first surface of the shell, and a lamp source is arranged in the shell and positioned on the macro lens; the shell is connected with a mobile device; the lamp source includes: the second surface of the shell is provided with a switch connected with the infrared lamp, the LED lamp and the cobalt blue light lamp; the infrared lamp, the LED lamp and the cobalt blue light lamp are respectively electrically connected with the switch.

2. The portable eye surface imager of claim 1, wherein there are two of said infrared lamp, LED lamp and cobalt blue lamp, each disposed symmetrically about the macro lens center;

optionally, the infrared lamp, the LED lamp and the cobalt blue light lamp are circumferentially disposed along the macro lens.

3. The portable ocular surface imager of claim 1, wherein the ocular surface analyzer body further comprises a fixed structure connected to the housing, the housing being freely movable relative to the fixed structure.

4. The portable ocular surface imager of claim 3, wherein the securing structure comprises: a head mount; the head-mounted support comprises a head fixing piece and an analyzer fixing piece, and the head fixing piece is connected with the analyzer fixing piece.

5. The portable eye surface imager as claimed in claim 4, wherein said analyzer fixing member comprises a first fixing plate, a connecting protrusion and a second fixing plate which are connected in sequence, the first fixing plate and the connecting protrusion are integrally connected, and the distance between the connecting protrusion and the second fixing plate is adjustable; and a fine adjustment structure is arranged between the connecting bulge and the second fixing plate.

6. The portable ocular surface imager of claim 4, wherein the analyzer mount includes an adjustment plate provided with a sliding slot, and a first connecting rod cooperating with the sliding slot; a first clamping head is arranged at the end part of the first connecting rod; a fine adjustment structure is arranged on the rod body of the first connecting rod or the joint of the first connecting rod and the adjusting plate;

optionally, a second connecting rod and a second clamping head are sequentially arranged on a third face of the shell, the second clamping head is movably clamped with the first clamping head, and the second clamping head can freely rotate after being clamped with the first clamping head.

7. The portable ocular surface imager of any one of claims 3-6, wherein the securing structure further comprises an auxiliary holster for securing the housing to the mobile device.

8. The portable eye surface imager according to claim 7, wherein the auxiliary fixing sleeve is a frame structure, two long sides and two short sides are respectively provided with a telescopic pull rod, one side of the auxiliary fixing sleeve is provided with a clamping seat, and the housing is provided with a clamping table movably clamped with the clamping seat.

9. The portable ocular surface imager of claim 1, wherein an infrared tracking module is disposed in the housing, the infrared tracking module being in communication with the mobile device; the infrared tracking module tracks the position relation between the eyeballs of the user and the macro lens and sends out corresponding prompts.

Images