CN216060764U - Filtering structure of ultra-high-definition fluorescent intelligent navigation system - Google Patents
Filtering structure of ultra-high-definition fluorescent intelligent navigation system Download PDFInfo
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- CN216060764U CN216060764U CN202122037795.1U CN202122037795U CN216060764U CN 216060764 U CN216060764 U CN 216060764U CN 202122037795 U CN202122037795 U CN 202122037795U CN 216060764 U CN216060764 U CN 216060764U
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Abstract
The utility model discloses a filtering structure of an ultra-high-definition fluorescent intelligent navigation system, which comprises a fluorescent camera, a tail end signal cable and a control assembly, wherein a front end protective cover is arranged at the rear end of the fluorescent camera, a filter plate is arranged on the inner side surface of the front end protective cover, threads are arranged on the inner surface of the front end protective cover, a rubber ring is connected in the threads, a fluorescent objective lens is arranged on the rear side surface of the rubber ring, a fluorescent image acquisition module is arranged in the fluorescent camera, protective plates are arranged on two side surfaces of the fluorescent image acquisition module, and a signal relay plate is arranged on the right side of the fluorescent image acquisition module. According to the utility model, the fluorescent image acquisition module can respectively acquire light source signals, the image processing is clearer, and meanwhile, the filter plate arranged on the front end protection cover can shield RGB (red, green and blue) range light in visible light collected by the fluorescent objective lens and pass high-contrast visible light and fluorescent components, so that the imaging effect in the fluorescent image acquisition module is better.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a filtering structure of an ultra-high-definition fluorescent intelligent navigation system.
Background
Fluorescence intelligence navigation is at the during operation, the light (exciting light) that utilizes a wavelength deactivates the fluorescence reagent, produce the light (being fluorescence) of another kind of wavelength, fluorescence signal and exciting light signal all can be gathered by fluorescence image acquisition module, and fluorescence signal is the signal that needs, exciting light signal is noise signal, if untimely filtering exciting light signal, can lead to producing stray light spot in the image, produce the interference to the diagnostic image, influence medical personnel's the problem of judgement.
The minimally invasive technology is quite mature in clinical medicine, a laparoscope which is often used in the minimally invasive technology comprises an intelligent navigation system and an image acquisition module, the application is wide in clinical application, the laparoscope is an important tool in minimally invasive surgery treatment, and the existing laparoscope camera adopts a single CMOS of a Bayer lens and has a poor imaging effect.
The existing more advanced image acquisition technology is to use a CMOS camera on a camera, for example, a wireless laparoscope with a changeable image acquisition angle disclosed by application number 201620154131.X, only the angle of the camera can be controlled in use, the imaging effect of the camera and the image after image acquisition cannot be improved, the image processing is not timely, the image is not clear, and the judgment of medical staff is influenced.
Therefore, it is necessary to invent a filtering structure of an ultra-high-definition fluorescent intelligent navigation system to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a filtering structure of an ultra-high-definition fluorescent intelligent navigation system, which aims to solve the problems of poor signal processing of a light source and uncontrolled exciting light components in the light source in the prior art.
In order to achieve the above purpose, the utility model provides the following technical scheme: the filtering structure of the ultra-high-definition fluorescent intelligent navigation system comprises a fluorescent camera, a tail end signal cable, a control assembly and a fluorescent objective, wherein a front end protective cover is arranged at the front end of the fluorescent camera, a filter plate is arranged on the front end protective cover, threads are arranged on the inner surface of the front end protective cover, a fluorescent image acquisition module is arranged in the fluorescent camera, protective plates are arranged on two side surfaces of the fluorescent image acquisition module, and a signal relay plate is arranged on the right side of the fluorescent image acquisition module.
Preferably, the tail end signal cable is installed at the front end of the fluorescence camera, the control assembly is arranged on the upper surface of the fluorescence camera, four digital buttons are arranged in the control assembly, the four digital buttons control four gears of the tail end signal cable, and the camera is controlled through the four gears.
Preferably, the front end protective cover is square, a circular plate is arranged at the center of the front end protective cover, threads are arranged on the periphery of the circular plate, and the front end protective cover and the objective lens can be connected through the threads.
Preferably, install the filter through the screw in the circular slab that sets up in the front end visor, the filter size is 12 × 1 mm's square, the exciting light is cuted to the filter, the luminousness of filter is as shown in figure 6, cuts the exciting light through the filter for the visible of high contrast passes through with fluorescence composition passes through.
Preferably, the light source is received in the fluoroscope, the light source includes three parts of visible light, excitation light and fluorescence, and the excitation light and the fluorescence are reflected in the fluoroscope.
Preferably, the guard plate is "L" shape, the top and the right flank at fluorescence image acquisition module are installed to the guard plate, the guard plate is located fluorescence image acquisition module top one side and is used for installing control assembly, the guard plate is installed and is used for connecting heat radiation module at fluorescence image acquisition module right flank.
Preferably, the fluorescence image acquisition module comprises four sensors, and acquires IR, G, R, and B channel images respectively, the four sensors of the fluorescence image acquisition module acquire images respectively, and the fluorescence image acquisition module transmits image acquisition signals of the four sensors into and out of the image acquisition module respectively.
Preferably, the signal relay board integrates image signals collected by four sensors of the fluorescence image acquisition module and converts the integrated image signals into electric signals and image signals, and a spectral response spectrum in the fluorescence image acquisition module is shown in fig. 7.
In the technical scheme, the utility model provides the following technical effects and advantages:
1. the fluorescent image acquisition module can respectively acquire light source signals, so that the image processing is clearer, and meanwhile, the filter plate arranged on the front end protective cover can cut off the reflected light of exciting light used by the fluorescent objective lens for generating fluorescence, so that high-contrast visible light and fluorescent components pass through, and the imaging effect in the fluorescent image acquisition module is better;
2. gather and partially shelter from light source signal through the filter, let fluorescence and visible light that collect in the fluorescence image acquisition module collect by the image sensor of four passageways respectively after decomposing, on R, G, B, IR passageways in the fluorescence image acquisition module transmit signal relay board and tail end signal cable respectively after collecting light source signal, send into the image signal relay board of rear end afterwards and handle respectively, image processing is more clear.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic perspective view of a fender panel according to the present invention;
FIG. 3 is a schematic perspective view of a fluorescence image acquisition module according to the present invention;
FIG. 4 is a schematic perspective view of a signal relay board according to the present invention;
FIG. 5 is a schematic view of a connection structure between a fluorescence objective lens and a fluorescence image acquisition module according to the present invention;
FIG. 6 is a graph of the spectral response of 4MOS of the present invention;
FIG. 7 is a schematic diagram of transmittance of a filter according to the present invention.
Description of reference numerals:
1. a fluorescence camera; 2. a tail end signal cable; 3. a front end protective cover; 4. a control component; 5. a filter plate; 6. a fluorescent objective lens; 7. a protection plate; 8. a fluorescent image acquisition module; 9. and a signal relay board.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The utility model provides a filtering structure of an ultra-high-definition fluorescent intelligent navigation system as shown in figures 1-7, which comprises a fluorescent camera 1, a tail end signal cable 2, a control assembly 4 and a fluorescent objective lens 6, wherein the front end of the fluorescent camera 1 is provided with a front end protective cover 3, a filter 5 is installed on the front end protective cover 3, the inner surface of the front end protective cover 3 is provided with threads, a fluorescent image acquisition module 8 is arranged in the fluorescent camera 1, two side surfaces of the fluorescent image acquisition module 8 are provided with protective plates 7, and the right side of the fluorescent image acquisition module 8 is provided with a signal relay plate 9.
Tail end signal cable 2 is installed to fluorescence camera 1 front end, and fluorescence camera 1 upper surface is provided with control assembly 4, is provided with four digital button in the control assembly 4, four gears of four digital button control tail end signal cable 2, and front end visor 3 is the square, and front end visor 3 center department is provided with the circular slab, is provided with the screw thread around the circular slab.
Install filter 5 through the screw in the circular slab that sets up in the front end visor 3, filter 5 size is 12 × 1 mm's square, and filter 5 cuts the exciting light, and filter 5's luminousness is shown in figure 6, receives the light source in the fluorescence objective 6, contains visible light and exciting light and fluorescence triplex in the light source, and fluorescence objective 6 internal reflection exciting light sum fluorescence.
The fluorescence image acquisition module 8 is composed of four sensors for respectively acquiring IR, G, R and B channel images, the four sensors of the fluorescence image acquisition module 8 respectively acquire images, the fluorescence image acquisition module 8 respectively transmits image acquisition signals of the four sensors into and out, the signal relay board 9 integrates the image signals acquired by the four sensors of the fluorescence image acquisition module 8 and then converts the image signals into electric signals and image signals, and a spectrum response map in the fluorescence image acquisition module 8 is shown in fig. 7.
This practical theory of operation:
referring to the attached drawings 1-7 of the specification, when the device is used, firstly, a control component 4 on a fluorescence camera 1 controls a tail end signal cable fluorescence light source to emit white light and exciting light, and the exciting light is transmitted to the foremost end of the fluorescence endoscope through an illumination system in the fluorescence endoscope to illuminate the inside of a body cavity of a human body. White light signals with human tissue information can be reflected when the white light irradiates on a body cavity, exciting light can excite a fluorescent reagent in a human blood vessel to generate fluorescent signals with another wavelength, mixed light signals of the white light signals, the fluorescent signals and the exciting light signals can be transmitted to a fluorescent objective lens connected with the fluorescent endoscope through an optical imaging system of the fluorescent endoscope, then a filter 5 on a protective cover 3 at the front end can filter the mixed light signals transmitted by the fluorescent objective lens 7, the exciting light signals in the mixed light signals collected in the fluorescent objective lens 7 are cut off and only penetrate visible light and fluorescent components, the wavelength of the exciting light collected in the fluorescent objective lens 7 is 760nm to 800nm, and the wavelength of the fluorescent light is 800nm to 850 nm;
referring to the attached drawings 1-7 of the specification, when the device is used, visible light and fluorescent components shielded by the filter 5 are transmitted into the fluorescent image acquisition module 9, image signals are respectively collected by four sensors in the fluorescent image acquisition module 9, the signals are respectively transmitted into the signal relay board 10 and then integrated, and finally, the integrated information is output to an image processor at the rear end through the tail end signal cable 2 for processing and then output.
Claims (8)
1. The utility model provides a clear fluorescence intelligent navigation's of superelevation filtering structure, includes fluorescence camera (1), tail end signal cable (2), control assembly (4) and fluorescence objective (6), its characterized in that: fluorescence camera (1) front end is provided with front end visor (3), install filter (5) on front end visor (3), front end visor (3) internal surface is provided with the screw thread, fluorescence camera (1) inside is provided with fluorescence image acquisition module (8), protection plate (7) are installed to fluorescence image acquisition module (8) both sides face, signal relay board (9) are installed on fluorescence image acquisition module (8) right side.
2. The filtering structure of ultra high definition fluorescent intelligent navigation system of claim 1, characterized in that: tail end signal cable (2) are installed to fluorescence camera (1) front end, fluorescence camera (1) upper surface is provided with control assembly (4), be provided with four digital button in control assembly (4), four gears of four digital button control tail end signal cable (2).
3. The filtering structure of ultra high definition fluorescent intelligent navigation system of claim 1, characterized in that: the front end protective cover (3) is square, a circular plate is arranged at the center of the front end protective cover (3), and threads are arranged on the periphery of the circular plate.
4. The filtering structure of ultra high definition fluorescent intelligent navigation system of claim 3, characterized in that: install filter (5) through the screw in the circular slab that sets up in front end visor (3), filter (5) size is 12 x 1 mm's square, the exciting light is cut off in filter (5).
5. The filtering structure of ultra high definition fluorescent intelligent navigation system of claim 1, characterized in that: the fluorescence objective (6) internally receives a light source, the light source comprises a visible light part, an exciting light part and a fluorescence part, and the fluorescence objective (6) internally reflects the exciting light and the fluorescence.
6. The filtering structure of ultra high definition fluorescent intelligent navigation system of claim 1, characterized in that: protection plate (7) are "L" shape, top and the right flank in fluorescence image acquisition module (8) are installed in protection plate (7), protection plate (7) are located fluorescence image acquisition module (8) top one side and are used for installing control module (4), protection plate (7) are installed and are used for connecting thermal module at fluorescence image acquisition module (8) right flank.
7. The filtering structure of ultra high definition fluorescent intelligent navigation system of claim 1, characterized in that: the fluorescence image acquisition module (8) comprises four sensors, acquires IR, G, R, B passageway image respectively, four sensors of fluorescence image acquisition module (8) gather the image respectively, fluorescence image acquisition module (8) is with the image acquisition signal of four sensors respectively to be come in and spread out.
8. The filtering structure of ultra high definition fluorescent intelligent navigation system of claim 1, characterized in that: the signal relay board (9) integrates image signals collected by four sensors of the fluorescence image acquisition module (8) and converts the integrated image signals into electric signals and image signals.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117723516A (en) * | 2023-09-11 | 2024-03-19 | 山东显微智能科技有限公司 | Multispectral fluorescent camera and fluorescent camera system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117723516A (en) * | 2023-09-11 | 2024-03-19 | 山东显微智能科技有限公司 | Multispectral fluorescent camera and fluorescent camera system |
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