JP2962723B2 - Ophthalmic equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to predetermined information of an eye to be examined, such as eye refractive power, intraocular pressure,
The present invention relates to an ophthalmic apparatus for examining a corneal shape, a fundus oculi, and the like, and more particularly to an ophthalmic apparatus for displaying and recording variable information such as character recognition information on a subject with good operability in addition to an examination result.

[Conventional technology]

Conventionally, a personal computer is connected to an ophthalmic device,
2. Description of the Related Art There is known a system which can control an ophthalmologic apparatus by inputting a numerical value or the like with a computer keyboard.

[Problems to be Solved by the Invention] However, in the conventional apparatus, the input result by the keyboard is displayed on a computer monitor for exclusive use, and is displayed on a computer for exclusive use. It is generally needed. In general, a keyboard in such a conventional device is connected to a computer main body via a cord.

The present invention is directed to an ophthalmic apparatus in which a display unit for displaying an eye to be inspected and a display for displaying an eye to be inspected for performing accurate alignment with an eye to be inspected with respect to a fixed base are movably mounted. The purpose of the present invention is to improve the operability of the device or to save the installation space when the keyboard is not used.

Means for Solving the Problems In order to achieve the above object, the present invention provides an examination unit for examining an eye to be examined, character information input means for inputting character information by a keyboard to an ophthalmologic apparatus, and The display unit has a common display unit and a fixed base for displaying an image of the eye to be inspected to perform alignment of the inspection unit and displaying a result of character information input by the keyboard, and the inspection unit and the display unit are fixed. The character information input means is mounted on the table so as to be positionable with respect to the subject's eye, and the character information input means is mounted so as to be stored at a storage position provided on the fixed table.

〔Example〕

FIG. 1 shows an embodiment of the present invention, in which 1 is an inspection section including an optical system for inspecting an eye to be inspected, and 2 is an operation rod for aligning the inspection section with the eye to be inspected. 5 is an operation unit that can be moved back and forth, left and right, and up and down.
The inspection unit 1 is fixedly attached to the upper part of the pallet. The operation unit 2 includes a display 3 for displaying images of the eye to be examined and various data, and a printer 4 for recording measurement results and the like. A switch 6 is provided above the operation rod 5. The switch 6 is a so-called measurement switch for measuring and photographing the eye to be inspected or a switch called a photographing switch, and is a switch most frequently used. The switch 7 is a frequently used switch, such as a so-called print switch, which prints the measurement result on the printer 4 after the eye to be measured is provided beside the operation rod 5. The above switches are switches that are always operated when using an ophthalmologic apparatus such as an ocular refractometer.

Reference numeral 8 denotes a fixed base on which the operation unit 2 is movably mounted. Reference numeral 9 denotes a variable information input unit which is a keyboard, which is provided, for example, in the vicinity of the operation stick 5 on the front side of the fixed base unit 8. The variable information input section 9 having a plurality of input keys 10 and the fixed base section 8 are rotatably engaged by hinges 11. Reference numeral 12 denotes a permanent magnet provided on the fixed base portion 8, reference numeral 13 denotes a fixed piece made of iron material. When the variable information input portion 9 is not used, when the variable information input portion 9 is rotated in the direction of arrow 14, the permanent magnet 12 Sucks the fixed piece 13 and holds the variable information input unit 9 to make the input key 10 inoperable. Reference numeral 15 denotes an opening / closing detecting member which is engaged with a microswitch (not shown) inside the fixed base portion 8. When the variable information input section 9 is rotated in the direction of arrow 14 from the state shown in FIG. In rare cases, the microswitch operates. The input key 10 is a switch having A, A to Z, 0 to 9, and other functions. It is preferable for the operation of the input key 10 that the variable information input unit 9 be structured so that it is horizontal or slightly lower on the front side in an open state, or that a stop member is provided so as not to hang down.

FIG. 2 is a block diagram of the embodiment of FIG. 1, and the same reference numerals as those in FIG. 1 indicate the same members. These inner members 1,3,
4 operates under the control of the micro computer 16,
The members 6, 7, 10, and 15 give commands to the microcomputer 16 by the operation of the operator.

A case where the operation in the above configuration is applied to an eye refractometer will be described as a specific example. First, in the case where only the basic function is used, the variable information input unit 9 provided with the input key 10 is closed by rotating in the direction of the arrow 14 because it is not used. As shown in FIG. 3, the screen displays only the image of the anterior segment of the eye to be examined and the minimum necessary information such as the right and left eyes for alignment.

Here, the display "RIGHT" of the selection information of the right eye and the left eye in FIG. 3 is automatically performed in the apparatus by detecting the movement of the operation unit 2 in the left-right direction by the microswitch (not shown) of the fixed unit 8. You.

The display of the distance between the corneal vertices “VD = 12” is performed by the examiner operating the dedicated switch. Further, the display of the code number "NO. 1234" is automatically made in the apparatus as a measured value added for each recording by the printer 4. In this state, when the operating rod 5 is operated in the same manner as a normal eye refractometer to align the eye to be inspected with the inspection unit 1 and the switch (measurement switch) 6 is pressed, the measurement is started, and the result is displayed on the display 3. indicate. That is, in FIG. 3, the measurement result is displayed by a numeral in the space below “RIGHT”. After the measurement of both eyes is completed, when the switch (print switch) 7 is pressed, the measurement result is printed by the printer 4 and the process ends. Here, an input key is provided on the openable / closable variable information input unit 9 in FIG.
In addition to the above, if switches (not shown) that are not frequently used are provided, the switches are stored and cannot be operated in the above-mentioned use state, so that there is no fear of erroneous operation, and anyone can easily use the eye refractometer. Can be used.

Second, a case where various functions are utilized will be described. When the variable information input unit 9 provided with the input keys 10 is rotated and opened in the direction opposite to the arrow 14, the open / close detection member 15 operates and the micro computer as a control unit for controlling the display mode of the display 3.
Under the control of 16 (built-in to the fixed base 8), the screen of the display 3 is switched from FIG. 3 to the character information of FIG. 4 as an initial screen relating to the function explanation and operation method of the switches. 4th
The figure shows four types of functions.
F1 is a function that can change VD (corneal vertex distance), CYL (astigmatic code), INC (diopter unit), AX (axis angle unit), No (sequential number), etc. F2 is the date and time of the built-in clock F3 is a function for inputting the name, ID number, age, gender, and other notes of the subject.
F4 is a function of displaying, when the left and right eyes of the subject's eye are measured several times each, their pre-measured values and values obtained by statistically processing them. To execute any of the above functions, press any of the keys "F1" to "F4" (not shown) among the input keys 10 to switch the display screen from the initial screen.
The operation details are newly displayed. "F3" as one specific example
To describe the case, first, before measuring the eye to be examined, the variable information input unit 9 is opened, and the "F3" key of the input keys 10 is pressed. The screen is switched from the initial screen to the input screen, and the subject information such as the subject's name, ID number, age, etc. is entered using the input keys 10 of “A” to “N”, “A” to “Z”, “0 Press any key such as "~" 9 "to enter. The input information is displayed on the display 3 and stored in the microcomputer 16 as a storage unit. When the desired operation is completed, pressing the "ESC" key or closing the variable information input unit 9 changes the screen to the screen shown in FIG. 3 so that the anterior ocular segment of the subject's eye can be observed. Thereafter, the eye to be inspected is measured with the eye to be inspected and the inspection unit being aligned. After the measurement, when the print switch 7 is pressed, the information such as the name input earlier is printed out by the printer 4 together with the measurement result of the eye to be examined.

(Modification)

In the embodiment shown in FIG. 1, a hinge is provided at the lower portion of the front surface of the fixed base (operator side), and the hinge is engaged with the variable information input unit 9 to be a rotary open / close type. A similar effect can be obtained by a method of storing the information inside or below the fixed base.

Further, in the above embodiment, the display of the screen is automatically switched by detecting the opening / closing of the variable information input unit 9, but the display may be switched by a manual switch operation without the opening / closing detecting member.

〔The invention's effect〕

As described above, according to the present invention, the common display means can move the character information input result by the inspection unit and the keyboard and the image of the eye to be inspected with respect to the fixed base so as to perform alignment with the eye to be inspected. , This keyboard can be stored in the fixed base, saving the installation space when not using the keyboard character input means,
Since the character input means is attached to the fixed base, the character input means does not move in conjunction with the positioning with respect to the eye to be inspected, and the character information can be input stably.

[Brief description of the drawings]

FIG. 1 is a diagram showing an embodiment of the present invention, FIG. 2 is a block diagram, FIG. 3 is a diagram showing a display screen at the time of alignment measurement, and FIG. 4 is a display screen showing an explanation when a key switch is used. Figures: In the figure, 1 ... Inspection unit 2 ... Operation unit 3 ... Display unit 6 ... Measurement switch 7 ... Print switch 8 ... Fixed base unit 9 ... Variable information input unit 10 ... Input key 15 ... … Open / close detection member

Claims (3)

(57) [Claims] An examination section for examining an eye to be examined, character information input means for inputting character information by a keyboard to an ophthalmologic apparatus, an image of an eye to be examined to be positioned to align the examination section with the eye to be examined, and A common display means for displaying the character information input result by the keyboard, a fixed base, has, the inspection unit and the display means are placed on the fixed base so as to be capable of alignment with the eye to be inspected, An ophthalmologic apparatus, wherein the character information input means is configured to be housed at a housing position provided on the fixed base. 2. The ophthalmologic apparatus according to claim 1, wherein said character information input means is configured to be openable and closable about a predetermined axis with respect to said fixed base. 3. The fixed base has detecting means for detecting whether or not the character information input means is housed in the fixed base, and the character information input means is housed by the detecting means. 2. The ophthalmologic apparatus according to claim 1, wherein the display unit is switched to a display state by inputting the character information when it is detected that there is no such information.