CN211560059U - Slit-lamp microscope light source automatic regulating system - Google Patents
Slit-lamp microscope light source automatic regulating system Download PDFInfo
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- CN211560059U CN211560059U CN201922139070.6U CN201922139070U CN211560059U CN 211560059 U CN211560059 U CN 211560059U CN 201922139070 U CN201922139070 U CN 201922139070U CN 211560059 U CN211560059 U CN 211560059U
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Abstract
The utility model relates to an automatic adjusting system of slit-lamp microscope light source, which comprises a light source, a control center, a PC (personal computer) and a camera, wherein the light source is connected with the control center, and the control center controls the brightness of the light source; the control center and the camera are respectively connected with the PC, and the PC is provided with image analysis software. In the process of using the slit lamp, the system can be used for automatically adjusting the brightness of the light source without manual adjustment of an operator, so that the current situation that manual adjustment in the prior art has high requirements on the operation experience of the operator is avoided, the adjusting speed is effectively increased, and the adjusting time is shortened.
Description
Technical Field
The utility model belongs to the technical field of the slit lamp microscope and specifically relates to a slit lamp microscope light source automatic regulating system is related to.
Background
Background light sources and slit light sources of the existing slit microscope are changed in resistance values of adjustable potentiometers connected with knobs through background light knobs and slit light knobs on bases of manual adjusting devices, and accordingly brightness of background light and slit light is changed. Due to the change of ambient light and the difference of eyeballs of a patient in the using process of the equipment, an operator is required to adjust the brightness of the background light and the brightness of the fracture according to actual conditions; the cognition of the operators on eyeball diseases is different due to different proficiency of the operators using the equipment, different differences exist when the brightness of background light and the brightness of slit light are selected, and the difference exists in different degrees on the uniformity of disease analysis of single patients and the uniformity of personal historical inspection records of the patients; furthermore, manual adjustment requires a high experience from the operator and is inefficient in adjustment, resulting in extended inspection times.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide a slit lamp microscope light source automatic regulating system, can adjust slit lamp microscope light source luminance automatically, improve regulation efficiency, shorten check-out time.
The purpose of the utility model is realized through the following technical scheme:
an automatic adjusting system for a slit-lamp microscope light source comprises a light source, a control center, a PC (personal computer) and a camera, wherein the light source is connected with the control center, and the control center controls the brightness of the light source; the control center and the camera are respectively connected with the PC, and the PC is provided with image analysis software.
Further, the PC is configured to receive and analyze an image captured by the camera, and is further configured to send a brightness adjustment parameter to be adjusted to the control center, and the control center controls and adjusts the light emission brightness of the light source according to the received brightness adjustment parameter.
Further, the light source comprises a background light source and a slit light source, the control center comprises a background light source driving chip and a slit light source driving chip, the background light source is connected with the background light source driving chip, the slit light source is connected with the slit light source driving chip, and the control center respectively and independently controls the background light source and the slit light source.
Furthermore, the device also comprises a light sensor, and the light sensor is connected with the control center.
Further, the control center and the camera are respectively connected with the PC through serial data lines.
The utility model discloses following beneficial effect has: the utility model provides an automatic adjusting system for a slit lamp microscope light source, which can automatically adjust the brightness of the light source without manual adjustment by an operator in the process of using the slit lamp, thereby getting rid of the current situation that the manual adjustment has high requirements on the operation experience of the operator in the prior art, effectively improving the adjusting speed and shortening the adjusting time; in addition, the system automatically carries out parameter analysis according to the images obtained by real-time shooting and then calculates the obtained brightness adjustment parameters to adjust, so that the light source can be automatically adjusted to uniform and proper brightness each time, a uniform standard is provided for the images of the disease, the condition that the condition is different from person to person due to different cognition of operators is avoided, and the system is favorable for analyzing the disease of the patient and storing the images of historical cases.
Drawings
Fig. 1 is a schematic diagram of the structural connection of the automatic adjusting system for the light source of the slit-lamp microscope of the present invention.
The specific structure in the figure illustrates that: the system comprises a control center 1, a control MCU11, a background light source driving chip 12, a slit light source driving chip 13, a PC 2, a camera 3, a background light source 41, a slit light source 42 and a light sensor 5.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments shown in the drawings.
Referring to fig. 1, an automatic adjusting system for a slit-lamp microscope light source comprises a light source, a control center 1, a PC 2 and a camera 3, wherein the light source is connected with the control center 1, and the control center 1 controls the brightness of the light source; the control center 1 and the camera 3 are respectively connected with the PC 2, and the PC 2 is provided with image analysis software. The image analysis software can be used for analyzing parameters such as brightness, contrast and the like of the image, and calculating the brightness quantity of the light source to be adjusted according to the analysis result, namely the brightness adjustment parameter.
Further, the PC 2 is configured to receive and analyze an image captured by the camera 3, the PC 2 is further configured to send a brightness adjustment parameter to be adjusted to the control center 1, and the control center 1 controls and adjusts the light emitting brightness of the light source according to the received brightness adjustment parameter.
Further, the light source includes a background light source 41 and a slit light source 42, the control center 1 includes a background light source driver chip 12, a slit light source driver chip 13, and a control MCU11, the control MCU11 sends a control instruction to the background light source driver chip 12 and the slit light source driver chip 13, the background light source 41 is connected to the background light source driver chip 12, the background light source driver chip 12 adjusts the luminance of the background light source by changing the driving current of the background light source 41, the slit light source 42 is connected to the slit light source driver chip 13, and the slit light source driver chip 13 adjusts the luminance of the slit light source by changing the driving current of the driving light source 42, so that the control center 1 can independently control the background light source 41 and the slit light source 42.
Further, the device also comprises a light sensor 5, wherein the light sensor 5 is connected with the control center 1. The light sensor 5 can be used for sensing the illumination intensity of the environment, so that a proper initial light source brightness can be given when the light source is started, and the later-stage dimming speed is accelerated.
Further, the control center 1 and the camera 3 are connected to the PC 2 through serial data lines, respectively.
A method for automatically adjusting the brightness of a slit-lamp microscope light source by using the system is characterized by comprising the following steps:
s1, when a light source is turned on, the light sensor acquires parameters of current ambient light and sends the parameters to a control center, the control center converts the parameters into corresponding illuminance values and uploads the illuminance values to a PC, the PC returns the initially set brightness parameters of the light source to the control center according to the illuminance values, the control center controls the light source to emit light,
s2, the camera acquires a real-time image of the eyes of the patient and sends the acquired image to the PC;
s3, the PC analyzes the brightness and the contrast of the received image through image analysis software, compares the brightness and the contrast with a preset value, calculates the value of a brightness adjusting parameter to be adjusted according to the contrast difference value with the preset value, and sends the brightness adjusting parameter to a control center; preset values of brightness and contrast of the image which meet the requirements can be set in image analysis software, and if the brightness and the contrast of the real-time image obtained through analysis are within the range of the preset values, the brightness of the real-time light source is shown to meet the requirements;
s4, the control center controls and adjusts the brightness of the light source according to the received brightness adjusting parameters;
s5, repeating the steps S2-S4 until the brightness and the contrast of the real-time image obtained through analysis are within a preset value range, and finishing automatic adjustment of the light source brightness of the slit-lamp microscope.
Further, the light source comprises a background light source and a slit light source, the brightness adjusting parameters generated by the PC to the control center comprise background light adjusting parameters and slit light adjusting parameters, and the control center respectively and independently controls the background light source and the slit light source. In step S1, the PC returns the initially set brightness parameter of the light source to the control center according to the illuminance value, and the control center controls the background light source and the slit light source to emit light respectively.
Further, in step S3, the PC analyzes the background light portion and the slit light portion in the image, and generates a background light adjusting parameter and a slit light adjusting parameter according to the analysis results, so as to adjust the background light brightness and the slit light brightness respectively. It should be noted that, in an image, there is a large difference between the brightness and the contrast of the background light and the slit light, and the background light and the slit light can be identified by the brightness and the contrast, and when preset values of the brightness and the contrast of the image meeting requirements are set, the preset values of the background light and the slit light need to be set respectively.
The above mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention can not be limited thereby, and all the simple equivalent changes and modifications made according to the claims and the description of the present invention are still included in the scope of the present invention.
Claims (5)
1. The utility model provides a slit-lamp microscope light source automatic regulating system which characterized in that: the system comprises a light source, a control center, a PC (personal computer) and a camera, wherein the light source is connected with the control center, and the control center controls the light-emitting brightness of the light source; the control center and the camera are respectively connected with the PC, and the PC is provided with image analysis software.
2. The slit-lamp microscope light source automatic adjustment system of claim 1, wherein: the PC is used for receiving and analyzing the images shot by the camera, and is also used for sending brightness adjusting parameters needing to be adjusted to the control center, and the control center controls and adjusts the light emitting brightness of the light source according to the received brightness adjusting parameters.
3. The slit-lamp microscope light source automatic adjustment system of claim 2, wherein: the light source comprises a background light source and a slit light source, the control center comprises a background light source driving chip and a slit light source driving chip, the background light source is connected with the background light source driving chip, the slit light source is connected with the slit light source driving chip, and the control center respectively and independently controls the background light source and the slit light source.
4. The slit-lamp microscope light source automatic adjustment system of claim 3, wherein: the device also comprises a light sensor, and the light sensor is connected with the control center.
5. The slit-lamp microscope light source automatic adjustment system of claim 2, wherein: the control center and the camera are respectively connected with the PC through serial data lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922139070.6U CN211560059U (en) | 2019-12-03 | 2019-12-03 | Slit-lamp microscope light source automatic regulating system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922139070.6U CN211560059U (en) | 2019-12-03 | 2019-12-03 | Slit-lamp microscope light source automatic regulating system |
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| CN211560059U true CN211560059U (en) | 2020-09-25 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110742576A (en) * | 2019-12-03 | 2020-02-04 | 苏州帮桥医疗器械有限公司 | Automatic adjusting system and automatic adjusting method for slit-lamp microscope light source |
| CN117017202A (en) * | 2023-08-25 | 2023-11-10 | 中山大学中山眼科中心 | Data management system of slit lamp |
-
2019
- 2019-12-03 CN CN201922139070.6U patent/CN211560059U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110742576A (en) * | 2019-12-03 | 2020-02-04 | 苏州帮桥医疗器械有限公司 | Automatic adjusting system and automatic adjusting method for slit-lamp microscope light source |
| CN117017202A (en) * | 2023-08-25 | 2023-11-10 | 中山大学中山眼科中心 | Data management system of slit lamp |
| CN117017202B (en) * | 2023-08-25 | 2024-04-12 | 中山大学中山眼科中心 | Data management system of slit lamp |
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