CN113679335A - Refractometer - Google Patents
Refractometer Download PDFInfo
- Publication number
- CN113679335A CN113679335A CN202111025640.4A CN202111025640A CN113679335A CN 113679335 A CN113679335 A CN 113679335A CN 202111025640 A CN202111025640 A CN 202111025640A CN 113679335 A CN113679335 A CN 113679335A
- Authority
- CN
- China
- Prior art keywords
- baseline
- progress bar
- optical unit
- eye position
- eye
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 30
- 230000003287 optical effect Effects 0.000 claims description 37
- 238000010586 diagram Methods 0.000 description 5
- 210000004087 cornea Anatomy 0.000 description 2
- 210000003128 head Anatomy 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003827 upregulation Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
- A61B3/103—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining refraction, e.g. refractometers, skiascopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/0075—Apparatus for testing the eyes; Instruments for examining the eyes provided with adjusting devices, e.g. operated by control lever
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/0083—Apparatus for testing the eyes; Instruments for examining the eyes provided with means for patient positioning
Abstract
The application discloses refractometer, including the refractometer body, this internal system mainboard that sets up of refractometer and the motor control panel who is connected with the system mainboard, motor control panel is connected with the first further drive unit that has the pulse count function that is located patient side, the other end of first further drive unit is connected with first transmission unit, the other end of first transmission unit is connected to the jaw and holds in the palm, first transmission unit removes the jaw and holds in the palm the position in order to adjust the eye position baseline under the drive of first further drive unit, the system mainboard still is connected with display unit, display unit is used for showing the position of eye position baseline with the form of first progress bar, wherein, the total length of first progress bar corresponds the total stroke of eye position baseline, and the current position of first progress bar corresponds the current position of eye position baseline. The optometry unit can enable an operator to know the position of the current eye position baseline of the patient, the direction needing to be adjusted and the required adjustment amount in real time, and improves the use experience and the optometry efficiency of the operator.
Description
Technical Field
The invention belongs to the technical field of optometry, and particularly relates to an optometry instrument.
Background
An eye mark is marked on a headstock and a machine body of the existing optometry instrument, as shown in fig. 1, fig. 1 is a schematic view of an eye alignment mode of the existing optometry instrument, before optometry is performed by using the optometry instrument, a jaw support needs to be lifted to adjust the position of eyes of a patient, after an eye baseline is aligned with the eye mark, the eye baseline is aligned with eyes of the person by moving an optical unit baseline, at the moment, a light through hole of the optical unit covers the eyes of the person, a cornea image can be observed on a screen, and diopter measurement is performed. However, this approach has some drawbacks: the eye position mark is arranged on the head frame at the side of the side surface of the equipment close to the patient, is close to the human eyes and is convenient for reference and alignment, so an operator cannot see the position relation between the eyes of the patient and the eye position mark under the condition of not changing the sitting posture, and the measured eye position of each patient needs to be calibrated again due to the individual difference of the patients; since the movable range of the optical unit reaches more than 80mm × 40mm, only 10mm × 10mm area can see and distinguish the eye image from the screen and confirm its orientation, once the eye position baseline is outside the range of the light-passing hole of the optical unit, as shown in fig. 2, fig. 2 is a schematic diagram of the eye position baseline outside the range of the light-passing hole of the light-passing unit in the prior optometry instrument, it can be seen that the screen can only see the image of the local skin, the operator cannot judge whether to move the eye position baseline or the optical unit baseline, adjust in which direction and how much the adjustment amount is, and the operator must return to the initial step to the patient side to confirm the relative positions of the eye position of the patient and the optical unit position again.
Disclosure of Invention
In order to solve the problems, the invention provides the optometry instrument, so that an operator can know the position of the current eye position baseline of the patient, the direction to be adjusted and the required adjustment amount in real time, and the use experience and the optometry efficiency of the operator are improved.
The invention provides an optometry instrument, which comprises an optometry instrument body, wherein a system main board and a motor control board connected with the system main board are arranged in the optometry instrument body, the motor control board is connected with a first further driving part which is positioned at the patient side and has a pulse counting function, the other end of the first further driving part is connected with a first transmission part, the other end of the first transmission part is connected with the jaw support, the first transmission component moves the jaw support under the drive of the first further drive component to adjust the position of the eye position baseline, the system main board is also connected with a display component which is used for displaying the position of the eye position baseline in the form of a first progress bar, the total length of the first progress bar corresponds to the total travel of the eye position baseline, and the current position of the first progress bar corresponds to the current position of the eye position baseline.
Preferably, in the above optometry instrument, the motor control board is further connected to a second stepping driving part located on the operator side, the other end of the second stepping driving part is connected to a second transmission part, the other end of the second transmission part is connected to the optical unit base, the second transmission part is driven by the second stepping driving part to move the optical unit base so as to adjust the position of the optical unit base line, and the display unit is further configured to display the position of the optical unit base line in the form of a second progress bar, wherein the total length of the second progress bar corresponds to the total stroke of the optical unit base line, and the current position of the second progress bar corresponds to the current position of the optical unit base line.
Preferably, in the above refractometer, the first further driving means is a stepping motor.
Preferably, in the above refractometer, the first transmission member is a screw.
Preferably, in the above refractometer, the second stepping drive means is a stepping motor.
Preferably, in the above refractometer, the second transmission member is a screw.
As can be seen from the above description, in the above refractometer provided by the present invention, the motor control board is connected to a first further driving component having a pulse counting function and located on the patient side, the other end of the first further driving component is connected to a first transmission component, the other end of the first transmission component is connected to a jaw support, the first transmission component moves the jaw support under the driving of the first further driving component to adjust the position of the eye position baseline, the system main board is further connected to a display component, the display component is used for displaying the position of the eye position baseline in the form of a first progress bar, wherein the total length of the first progress bar corresponds to the total stroke of the eye position baseline, and the current position of the first progress bar corresponds to the current position of the eye position baseline, so that an operator can know the real-time position of the eye position baseline of the patient without changing his own position, the alignment of the human eyes and the optical unit is completed, so that an operator can know the position of the current eye position baseline of the patient, the direction to be adjusted and the required adjustment amount in real time, and the use experience and the optometry efficiency of the operator are improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is an overall side view of an embodiment of an optometry instrument according to the invention;
FIG. 2 is a schematic view of an observation range of an optometry instrument according to the present invention;
FIG. 3 is a schematic view of the display unit of an optometry instrument according to the present invention;
FIG. 4 is a side view of an operator in one particular embodiment of an refractometer provided herein;
FIG. 5 is a schematic diagram of a progress bar on a display screen when an eye position baseline deviates from an optical unit baseline;
fig. 6 is a schematic diagram of the actual position of the eye position baseline when the eye position baseline deviates from the optical unit baseline.
Detailed Description
The core of the invention is to provide the optometry instrument, so that an operator can know the position of the current eye position baseline of the patient, the direction to be adjusted and the required adjustment amount in real time, and the use experience and the optometry efficiency of the operator are improved.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
An embodiment of an optometry instrument provided by the invention is shown in fig. 1, fig. 2 and fig. 3, fig. 1 is an overall side view of an embodiment of an optometry instrument provided by the invention, fig. 2 is a schematic view of an observation range of an optometry instrument provided by the invention, fig. 3 is a schematic view of display contents of a display part of an optometry instrument provided by the invention, the optometry instrument comprises an optometry instrument body 1, a system main board 2 and a motor control board 3 connected with the system main board 2 are arranged in the optometry instrument body 1, the motor control board 3 is connected with a first further driving part 4 with a pulse counting function and positioned on a patient side, the other end of the first further driving part 4 is connected with a first driving part 5, the other end of the first driving part 5 is connected with a jaw support 6, the first driving part 5 moves the jaw support 6 under the driving of the first further driving part 4 to adjust the position of an eye position baseline, the important difference between the first further driving component and the brushless direct current motor adopted in the prior art is that the first further driving component has a counting function, the moving distance and the current position of the jaw support can be measured, the system main board 2 is further connected with a display component 7, the display component 7 is used for displaying the position of the eye position baseline 9 in the form of a first progress bar 8, wherein the total length of the first progress bar 8 corresponds to the total stroke of the eye position baseline 9, the current position 801 of the first progress bar 8 corresponds to the current position of the eye position baseline 9, the eye position baseline can be seen to be in a horizontal position in fig. 3, the display component is located on one side of an operator, and the operator can observe the height of the current jaw support without moving the position where the operator sits, so that the position adjustment of the jaw support is more convenient.
Further, the first driving member may preferably be a stepping motor, and the first transmission member may preferably be a lead screw. In this case, the instruction can be sent by the system main board, the motor control board controls the positive and negative rotation of the stepping motor, and the stepping motor drives the jaw support to ascend or descend through the lead screw so as to adjust the position of the eye position baseline.
As can be seen from the above description, in the embodiment of the above optometry apparatus provided by the present invention, since the motor control board is connected to the first further driving component with a pulse counting function located at the patient side, the other end of the first further driving component is connected to the first transmission component, the other end of the first transmission component is connected to the jaw support, the first transmission component moves the jaw support under the driving of the first further driving component to adjust the position of the eye position baseline, the system main board is further connected to the display component, the display component is used for displaying the position of the eye position baseline in the form of the first progress bar, wherein the total length of the first progress bar corresponds to the total stroke of the eye position baseline, and the current position of the first progress bar corresponds to the current position of the eye position baseline, the operator can know the real-time position of the eye position baseline of the patient without changing his own position, and complete the alignment of the human eye and the optical unit, therefore, the operator can know the position of the current eye position baseline of the patient, the direction needing to be adjusted and the required adjustment amount in real time, and the use experience and the optometry efficiency of the operator are improved.
In one embodiment of the above-mentioned refractometer, referring to fig. 4, 2 and 3, fig. 4 is a side view of the operator side in one embodiment of the refractometer provided in the present application, the motor control board 3 may be further connected with a second stepping driving part 10 located on the operator side, the other end of the second stepping driving part 10 is connected with a second transmission part 11, the other end of the second transmission part 11 is connected with an optical unit base 12, the second transmission part 11 moves the optical unit base 12 under the driving of the second stepping driving part 10 to adjust the position of the optical unit base 13, the display unit 7 is further used for displaying the position of the optical unit base 13 in the form of a second progress bar 14, wherein the total length of the second progress bar 14 corresponds to the total stroke of the optical unit base 13, and the current position 1401 of the second progress bar 14 corresponds to the current position of the optical unit base 13, it can be seen from fig. 3 that the optical unit baseline 13 and the eye baseline 9 are both in horizontal positions, and when there is no cornea image on the screen, the relative position relationship of the baselines can still be determined by the first progress bar and the second progress bar, the progress bars are associated with the pulse counts of the corresponding stepping motors, and reflect in real time whether the working states of the corresponding stepping motors are forward rotation or reverse rotation, and drive the baselines to ascend or descend, as shown in fig. 5 and 6, fig. 5 is a schematic diagram of the progress bars on the display screen when the eye baseline deviates from the optical unit baseline, fig. 6 is a schematic diagram of the actual positions when the eye baseline deviates from the optical unit baseline, and it can be seen that the current position of the first progress bar corresponding to the eye baseline is lower, and at this time, the situation shown in fig. 6 is corresponded, and at this time, the operator can know that the position of the jaw is too low, and should be adjusted up, the up-regulation action is executed until the alignment state between the baseline and the eye position mark shown in the figure 3 is changed, the interaction is completed at the moment, the optometry instrument can be regulated more conveniently by using the man-machine interaction mode, the alignment of the eyes and the optical unit can be completed without moving an operator to one side of a patient, and the operation efficiency is improved.
Further, the second stepping motor may be preferred as the second driving member 10, and the second transmission member may be preferred as a lead screw. In this case, the instruction may be issued from the system motherboard, and the motor control board controls the forward and backward rotation of the stepping motor, and the stepping motor drives the optical unit base to ascend or descend through the lead screw to adjust the position of the optical unit base line.
The above refractometer is described below by a specific example:
the left side and the right side of the display screen are respectively provided with a progress bar, the zero calibration and counting of a stepping motor are carried out when the equipment is powered on, the stroke range of a jaw support, the position information of a current eye position base line, the stroke of an optical unit and the position information of the current optical unit base line are reflected in real time, a first stepping motor is arranged at the bottom of a head frame on the side of a patient and matched with a lead screw to change the rotary motion of the first stepping motor into the linear motion of the jaw support, so that the +/-30 mm variable adjustment of the eye position base line is realized, the first stepping motor is connected to a motor control board, the motor control board carries out positive and negative rotation control and pulse counting on the first stepping motor, 3200 pulses are generated every rotation circle to drive the jaw support to move 1.75mm, the counting of the pulses is processed by a main board and then fed back to an interactive interface shown in figure 3 to interact with an operator in the form of the progress bar, 192000 pulses are needed for the jaw support to move from the lowest position to the highest position, and as long as the pulse count returns to zero after the jaw support is started, the position of the jaw support can be quantized and determined at any time. On the operator side, the driving and counting of the optical unit is performed as above, and will not be described further here.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. An optometry instrument comprises an optometry instrument body, a system main board and a motor control board connected with the system main board are arranged in the optometry instrument body, it is characterized in that the motor control board is connected with a first further driving part which is positioned at the patient side and has the pulse counting function, the other end of the first further driving part is connected with a first transmission part, the other end of the first transmission part is connected with the jaw support, the first transmission component moves the jaw support under the drive of the first further drive component to adjust the position of the eye position baseline, the system main board is also connected with a display component which is used for displaying the position of the eye position baseline in the form of a first progress bar, the total length of the first progress bar corresponds to the total travel of the eye position baseline, and the current position of the first progress bar corresponds to the current position of the eye position baseline.
2. The refractometer according to claim 1, wherein the motor control board is further connected to a second stepping driving part on the operator side, the other end of the second stepping driving part is connected to a second transmission part, the other end of the second transmission part is connected to an optical unit base, the second transmission part moves the optical unit base under the driving of the second stepping driving part to adjust the position of the optical unit base, the display unit is further configured to display the position of the optical unit base in the form of a second progress bar, wherein the total length of the second progress bar corresponds to the total stroke of the optical unit base, and the current position of the second progress bar corresponds to the current position of the optical unit base.
3. The refractometer according to claim 1, wherein said first further driving member is a stepper motor.
4. The refractometer according to claim 1, wherein said first transmission member is a lead screw.
5. The refractometer according to claim 2, wherein said second step driving means is a stepping motor.
6. The refractometer according to claim 2, wherein said second transmission member is a lead screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111025640.4A CN113679335A (en) | 2021-09-02 | 2021-09-02 | Refractometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111025640.4A CN113679335A (en) | 2021-09-02 | 2021-09-02 | Refractometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113679335A true CN113679335A (en) | 2021-11-23 |
Family
ID=78585012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111025640.4A Pending CN113679335A (en) | 2021-09-02 | 2021-09-02 | Refractometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113679335A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06315465A (en) * | 1993-11-01 | 1994-11-15 | Topcon Corp | Subject eye position detecting apparatus |
| JP2000241118A (en) * | 1999-02-22 | 2000-09-08 | Nidek Co Ltd | Eye position-measuring device |
| JP2002238852A (en) * | 2001-02-22 | 2002-08-27 | Canon Inc | Optometrical device |
| JP2002360517A (en) * | 2001-06-11 | 2002-12-17 | Canon Inc | Ophthalmological device |
| JP2005095355A (en) * | 2003-09-25 | 2005-04-14 | Canon Inc | Ophthalmologic device |
| JP2008054929A (en) * | 2006-08-31 | 2008-03-13 | Nidek Co Ltd | Ophthalmologic apparatus |
| JP2010200905A (en) * | 2009-03-02 | 2010-09-16 | Nidek Co Ltd | Ophthalmic apparatus |
| US20140063448A1 (en) * | 2012-08-30 | 2014-03-06 | Canon Kabushiki Kaisha | Ophthalmologic apparatus, control method for ophthalmologic apparatus, and program |
| CN103957774A (en) * | 2011-08-26 | 2014-07-30 | 爱尔康手术激光股份有限公司 | Imaging-based guidance system for ophthalmic docking using a location-orientation analysis |
| JP2015211781A (en) * | 2014-05-02 | 2015-11-26 | キヤノン株式会社 | Ophthalmologic apparatus, and method and program for controlling ophthalmologic apparatus |
| JP2021049232A (en) * | 2019-09-26 | 2021-04-01 | 株式会社トプコン | Subject information acquisition apparatus, ophthalmologic apparatus, and ophthalmologic system |
| JP2021053353A (en) * | 2019-09-27 | 2021-04-08 | 株式会社トプコン | Ophthalmologic apparatus |
-
2021
- 2021-09-02 CN CN202111025640.4A patent/CN113679335A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06315465A (en) * | 1993-11-01 | 1994-11-15 | Topcon Corp | Subject eye position detecting apparatus |
| JP2000241118A (en) * | 1999-02-22 | 2000-09-08 | Nidek Co Ltd | Eye position-measuring device |
| JP2002238852A (en) * | 2001-02-22 | 2002-08-27 | Canon Inc | Optometrical device |
| JP2002360517A (en) * | 2001-06-11 | 2002-12-17 | Canon Inc | Ophthalmological device |
| JP2005095355A (en) * | 2003-09-25 | 2005-04-14 | Canon Inc | Ophthalmologic device |
| JP2008054929A (en) * | 2006-08-31 | 2008-03-13 | Nidek Co Ltd | Ophthalmologic apparatus |
| JP2010200905A (en) * | 2009-03-02 | 2010-09-16 | Nidek Co Ltd | Ophthalmic apparatus |
| CN103957774A (en) * | 2011-08-26 | 2014-07-30 | 爱尔康手术激光股份有限公司 | Imaging-based guidance system for ophthalmic docking using a location-orientation analysis |
| US20140063448A1 (en) * | 2012-08-30 | 2014-03-06 | Canon Kabushiki Kaisha | Ophthalmologic apparatus, control method for ophthalmologic apparatus, and program |
| JP2015211781A (en) * | 2014-05-02 | 2015-11-26 | キヤノン株式会社 | Ophthalmologic apparatus, and method and program for controlling ophthalmologic apparatus |
| JP2021049232A (en) * | 2019-09-26 | 2021-04-01 | 株式会社トプコン | Subject information acquisition apparatus, ophthalmologic apparatus, and ophthalmologic system |
| JP2021053353A (en) * | 2019-09-27 | 2021-04-08 | 株式会社トプコン | Ophthalmologic apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101995707B1 (en) | Rehabilitation training apparatus | |
| KR100491306B1 (en) | Ophthalmologic apparatus and auto-alignment method | |
| CN109602499A (en) | A kind of man-machine collaboration type Ophthalimic microsurgery robotic system operating method | |
| CN101966074B (en) | Automatic comprehensive optometry unit | |
| CN101449965B (en) | Motion control system of image observing device in visual function detector | |
| CN104367298B (en) | A kind of full-automatic synoptophore | |
| CN209662143U (en) | A kind of sight protection instrument for training | |
| CN109882702A (en) | A kind of intelligent follow-up adjusting display bracket | |
| CN103690145A (en) | Computer optometry unit | |
| CN113288577A (en) | Eyeground puncture injection robot system | |
| CN113679335A (en) | Refractometer | |
| CN203693558U (en) | Computer refractometer | |
| CN209611674U (en) | A kind of Musculi oculi exerciser | |
| JP3190083B2 (en) | Near measurement mechanism of subjective optometry device | |
| CN107564387B (en) | A kind of ophthalmology puncturing operation training system | |
| KR101406216B1 (en) | Stereotactic apparatus for stereotactic surgery of brain | |
| KR101096086B1 (en) | For using touch pad or optometer control device | |
| CN201350060Y (en) | Visual function detecting instrument | |
| JP3580928B2 (en) | Ophthalmic equipment | |
| CN213319499U (en) | Full porcelain crown polishing device | |
| CN209678489U (en) | Finger mechanism for pulse-taking instrument | |
| CN210185561U (en) | Optometer for measuring PD by linear array CCD sensor | |
| CN213697812U (en) | Automatic reversal glasses of clapping of adjustable interpupillary distance | |
| CN214910159U (en) | Eyesight rehabilitation exercise equipment for ophthalmology | |
| CN216148513U (en) | Electric moving stereoscope |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |