阅读说明：本技术 一种激光医疗的照明装置 (Lighting device for laser medical treatment ) 是由 陈晓文 汤明玥 魏小琴 邓涵凌 于 2019-10-14 设计创作，主要内容包括：本发明公开了一种激光医疗的照明装置,包括照明单元、照明检测单元、机械单元,照明单元包括补偿光源和固定光源,照明检测单元包括摄像元件和图像处理系统,图像处理系统包括图像分割系统、比较系统、动态跟踪系统、驱动控制模块,机械单元包括灯体、灯柱和驱动结构,灯体上设置有照明单元和照明检测单元,灯柱上设置有驱动结构,驱动结构与灯体连接,驱动结构包括翻转结构和平移结构,动态跟踪系统包括特征提取模块、位移计算模块。本发明利用照明检测单元对手术医生的手部进行跟踪定位,并利用平移结构带动照明装置自动跟踪手术医生的手部进行移动,同时利用翻转结构带动照明装置自动进行翻转,避免出现阴影的情况,提高了医生的医疗效率。(The invention discloses a laser medical lighting device, which comprises a lighting unit, a lighting detection unit and a mechanical unit, wherein the lighting unit comprises a compensation light source and a fixed light source, the lighting detection unit comprises a camera element and an image processing system, the image processing system comprises an image segmentation system, a comparison system, a dynamic tracking system and a driving control module, the mechanical unit comprises a lamp body, a lamp post and a driving structure, the lighting unit and the lighting detection unit are arranged on the lamp body, the driving structure is arranged on the lamp post and connected with the lamp body, the driving structure comprises a turnover structure and a translation structure, and the dynamic tracking system comprises a feature extraction module and a displacement calculation module. The hand tracking and positioning device utilizes the illumination detection unit to track and position the hand of the surgeon, utilizes the translation structure to drive the illumination device to automatically track the hand of the surgeon to move, and simultaneously utilizes the turnover structure to drive the illumination device to automatically turn over, thereby avoiding the shadow situation and improving the medical efficiency of the surgeon.)

1. A laser medical lighting device comprises a lighting unit (1), a lighting detection unit (2) and a mechanical unit, and is characterized in that the lighting unit (1) comprises a compensation light source (3) and a fixed light source (4), the lighting detection unit (2) comprises a camera element (5) and an image processing system, the image processing system comprises an image segmentation system (6), a comparison system (7), a dynamic tracking system and a driving control module (8), the mechanical unit comprises a lamp body (9), a lamp post (10) and a driving structure (11), the lighting unit (1) and the lighting detection unit (2) are arranged on the lamp body (9), the driving structure (11) is arranged on the lamp post (10), the driving structure (11) is connected with the lamp body (9), the driving structure (11) comprises a turnover structure (12) and a translation structure (13), the image segmentation system (6) segments the characteristic image detected by the camera element (5) into a plurality of unit images, the average value of the illumination intensity of the characteristic image detected by the camera element is used as a threshold value, the comparison system (7) compares the illumination intensity of the unit images with the threshold value, the illumination intensity of the unit images is lower than the threshold value to form an area, the drive control module (8) controls the overturning structure (12) to overturn towards the area, when the illumination intensity of the unit images is the same as the average value of the illumination intensity of the characteristic image, the comparison system (7) compares the illumination intensity of the characteristic image with the preset illumination intensity threshold value, the compensation light source (3) of the illumination unit (1) is controlled to adjust the brightness of the whole illumination intensity, and the dynamic tracking system comprises a characteristic extraction module (14), The device comprises a displacement calculation module (15), a characteristic extraction module (14) extracts hand characteristic images of medical staff, the displacement calculation module (15) calculates the hand displacement of the medical staff according to the continuous characteristic images of the hands of the medical staff, and a driving control module (8) transmits the hand displacement calculated by the displacement calculation module (15) to a translation structure (13) to generate information for driving an illumination unit (1) to dynamically track the hand displacement of the medical staff.

2. The laser medical illumination device according to claim 1, wherein the driving control module (8) generates the displacement of the driving translation structure (13) according to the displacement of the previous driving translation structure (13) and the displacement difference between the current characteristic image and the previous characteristic image.

3. The laser medical lighting device according to claim 1, wherein the turning structure (12) comprises a first rotating shaft (16) penetrating through the lamp body (9), one end of the first rotating shaft (16) is connected with a first driving motor (17), a fixed bracket (18) is sleeved outside the first rotating shaft (16), one end of the fixed bracket (18) is connected with a second rotating shaft (19), one end of the second rotating shaft (19) is connected with a second driving motor (20), a bearing seat (21) is sleeved outside the second rotating shaft (19), the translation structure (13) comprises a moving platform (22) connected with the fixed seat (18), one side of the moving platform (22) is connected with a telescopic rod (23), one end of the telescopic rod (23) is provided with a hydraulic driver (24), and a fixed seat (25) is arranged outside the telescopic rod (23), the bottom of fixing base (25) is provided with slider (26), the inboard of slider (26) is run through and is provided with lead screw (27), the one end of lead screw (27) is provided with servo motor (28), lead screw (27) and slider (26) all are located lamp pole (10).

4. The laser medical lighting device according to claim 3, wherein the first drive motor (17), the second drive motor (20), the hydraulic driver (24) and the servo motor (28) are in signal connection with the drive control module (8).

5. The laser medical lighting device according to claim 1, wherein the feature extraction module (14) comprises an identification mark worn on a hand of the operator, and the feature extraction module (14) extracts an image of the identification mark in the target image to determine the position of the hand of the operator.

Technical Field

The invention relates to the technical field of medical illumination, in particular to a laser medical illumination device.

Background

In the laser medical treatment process, the lighting device is an indispensable device in the operation, however, in the medical treatment process, the hands, the head and the operation device of the doctor can obstruct the light, form shadows, and the luminous flux can not be adjusted, which leads to the problem that the long-time operation is easy to cause visual fatigue, therefore, the application No. 201410053197.5 is a medical intelligent laser shadowless lighting system, which adopts a lighting detection unit to detect images, adjusts the luminous flux to keep the light smooth, and utilizes a rocker arm unit to control the turning of the lighting device, thereby solving the shadow problem, however, the lighting detection unit of the proposal has no function of detecting the shadows, which indicates that the lighting detection unit is not connected with the rocker arm unit, the shadow problem needs to be adjusted by manually controlling the rocker arm unit, which leads to the need to consume a lot of time to adjust the lighting device in the actual application process, the medical efficiency of very big reduction, and lighting device still have the illumination area too big, the problem that the power consumption increases, and too big illumination area leads to not having obvious light and shade contrast, is unfavorable for the doctor to observe the target site, and nevertheless miniature lighting device can't trail doctor's medical procedure, and unable pinpoint needs manual control lighting device's illumination position, is unfavorable for going on fast of medical treatment.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the defects of the prior art, provide a laser medical lighting device and solve the problems that the lighting direction of the existing lighting device needs to be manually adjusted and the small lighting device cannot automatically position the medical position of a doctor.

In order to solve the technical problems, the invention provides the following technical scheme:

the invention relates to a laser medical lighting device, which comprises a lighting unit, a lighting detection unit and a mechanical unit, wherein the lighting unit comprises a compensation light source and a fixed light source, the lighting detection unit comprises a camera element and an image processing system, the image processing system comprises an image segmentation system, a comparison system, a dynamic tracking system and a driving control module, the mechanical unit comprises a lamp body, a lamp post and a driving structure, the lighting unit and the lighting detection unit are arranged on the lamp body, the driving structure is arranged on the lamp post and connected with the lamp body, the driving structure comprises a turnover structure and a translation structure, the image segmentation system segments a characteristic image detected by the camera element into a plurality of unit images, the average value of the illumination intensity of the characteristic image detected by the camera element is used as a threshold value, the comparison system compares the illumination intensity of the plurality of unit images with the threshold value, the image with the unit image illumination intensity lower than the threshold value is formed into an area, the driving control module controls the overturning structure to overturn towards the direction of the area, when the illumination intensity of the unit image is the same as the average value of the illumination intensity of the characteristic image, the comparison system compares the illumination intensity of the characteristic image with a preset illumination intensity threshold value to control the compensation light source of the illumination unit to adjust the brightness of the whole illumination intensity, the dynamic tracking system comprises a feature extraction module and a displacement calculation module, wherein the feature extraction module extracts hand feature images of medical personnel, the displacement calculation module calculates the hand displacement of the medical staff according to the continuous characteristic images of the hands of the medical staff, the drive control module transmits the hand displacement calculated by the displacement calculation module to the translation structure to generate information for driving the illumination unit to dynamically track the hand displacement of the medical staff.

As a preferred technical solution of the present invention, the driving control module generates the displacement amount of the current driving translation structure according to the displacement amount of the previous driving translation structure and the displacement difference between the current characteristic image and the previous characteristic image.

As a preferred technical solution of the present invention, the turnover structure includes a first rotating shaft penetrating through the lamp body, one end of the first rotating shaft is connected to a first driving motor, a fixed bracket is sleeved on an outer side of the first rotating shaft, one end of the fixed bracket is connected to a second rotating shaft, one end of the second rotating shaft is connected to a second driving motor, a bearing seat is sleeved on an outer side of the second rotating shaft, the translation structure includes a moving platform connected to a fixed seat, a telescopic rod is connected to one side of the moving platform, one end of the telescopic rod is provided with a hydraulic driver, the outer side of the telescopic rod is provided with the fixed seat, a slider is arranged at a bottom of the fixed seat, a lead screw is arranged on an inner side of the slider in a penetrating manner, one end of the lead screw is provided with a servo motor.

As a preferable technical scheme of the invention, the first driving motor, the second driving motor, the hydraulic driver and the servo motor are in signal connection with the driving control module.

As a preferable technical solution of the present invention, the feature extraction module includes an identification mark worn on the hand of the operator, and the feature extraction module extracts an image of the identification mark in the target image to determine the position of the hand of the operator.

Compared with the prior art, the invention has the following beneficial effects:

the hand tracking and positioning device utilizes the illumination detection unit to track and position the hand of the surgeon, utilizes the translation structure to drive the illumination device to automatically track the hand of the surgeon to move, and simultaneously utilizes the turnover structure to drive the illumination device to automatically turn over, thereby avoiding the shadow situation and improving the medical efficiency of the surgeon.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the drive configuration of the present invention;

in the figure: 1. a lighting unit; 2. an illumination detection unit; 3. a compensating light source; 4. fixing a light source; 5. an image pickup element; 6. an image segmentation system; 7. a comparison system; 8. a drive control module; 9. a lamp body; 10. a lamp post; 11. a drive structure; 12. a turning structure; 13. a translation structure; 14. a feature extraction module; 15. a displacement calculation module; 16. a first rotating shaft; 17. a first drive motor; 18. fixing a bracket; 19. a second rotating shaft; 20. a second drive motor; 21. a bearing seat; 22. a mobile platform; 23. a telescopic rod; 24. a hydraulic drive; 25. a fixed seat; 26. a slider; 27. a screw rod; 28. a servo motor.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation. Wherein like reference numerals refer to like parts throughout.

In addition, if a detailed description of the known art is not necessary to show the features of the present invention, it is omitted. It should be noted that the terms "front," "back," "left," and "right" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

It should also be noted that, unless expressly stated or limited otherwise, the terms "disposed" and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific instances, and furthermore, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.