CN216823381U - Endoscope image transmission system and capsule endoscope - Google Patents
Endoscope image transmission system and capsule endoscope Download PDFInfo
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- CN216823381U CN216823381U CN202123232534.1U CN202123232534U CN216823381U CN 216823381 U CN216823381 U CN 216823381U CN 202123232534 U CN202123232534 U CN 202123232534U CN 216823381 U CN216823381 U CN 216823381U
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Abstract
The utility model discloses an endoscope image transmission system and capsule endoscope, wherein endoscope image transmission system includes image sensor, image sensor passes through the first photoelectric conversion module of signal cable connection, and first photoelectric conversion module passes through optic fibre and the second photoelectric conversion module of light collimation unit connection, the image acquisition unit is connected to second photoelectric conversion module. The utility model adopts the transmission mode of combining the cable and the optical fiber, directly carries out the conversion from the serial signal to the light, does not need to carry out the image processing and conversion on the side of the lens body, has simple structure, smaller time delay and higher reliability; the image processing unit and the light source can be integrated together, so that the complexity is reduced, the cost is reduced, the operability of a doctor is improved, and the system is simpler.
Description
Technical Field
The utility model relates to a hospital's apparatus technical field especially relates to an endoscope image transmission system and capsule endoscope.
Background
The electronic endoscope is a medical electronic optical instrument which can be inserted into the body cavity and internal organ cavity of human body to make direct observation, diagnosis and treatment by integrating high-precision techniques of light collection, machine and electricity, etc. The CMOS image sensor is used as an electronic imaging element with an extremely small size, and images an object to be observed in a cavity on the CMOS through a tiny objective optical system, the CMOS converts an image into a digital signal, sends the received image signal to an image processing system through a signal cable, and finally outputs the processed image on a monitor for a doctor to observe and diagnose. In the application of an electronic endoscope, long-distance transmission is a key, and traditionally, a cable signal line transmission mode is adopted, so that more signal lines are adopted, and the connection is complex. And the transmission is carried out through cables, and the transmission speed is influenced by adopting transformer isolation. In the traditional optical fiber connection, the optical transmission is carried out after the image processing, an image system and a light source system are separated, the integration level is low, the cost is high, and the operation is complex.
Therefore, those skilled in the art have made efforts to develop an endoscopic image transmission system and a capsule endoscope having a simple structure.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned drawbacks of the prior art, the present invention provides an endoscope image transmission system and a capsule endoscope with simple structure.
In order to achieve the above object, the utility model provides an endoscope image transmission system, including image sensor, image sensor passes through the first photoelectric conversion module of signal cable connection, and the second photoelectric conversion module is connected to first photoelectric conversion module, the image acquisition unit is connected to second photoelectric conversion module.
Preferably, the first photoelectric conversion module is connected to a fiber collimator through a first optical fiber, and the fiber collimator is connected to the second photoelectric conversion module through a second optical fiber.
Preferably, the first photoelectric conversion module is disposed on a photoelectric relay board on the operation portion.
Preferably, a power conversion module is further disposed on the photoelectric relay board to convert a main power supply into a power supply required by the photoelectric relay board and the image sensor.
Preferably, the optical fiber collimator is disposed on the connecting device of the light guide portion, and an MCU control unit is further disposed in the light guide portion. Preferably, the second photoelectric conversion module is disposed in the image and light source system, and converts the image optical signal into a serial electrical signal and sends the serial electrical signal to the image acquisition unit.
The invention also provides a capsule endoscope which comprises the endoscope image transmission system.
Preferably, the system further comprises an image and light source system, wherein the image and light source system comprises an image processing unit connected with the image acquisition unit, and the image processing unit is connected with the control and display unit.
Preferably, the control and display unit is connected with a brightness adjustment and switch unit, and the brightness adjustment and switch unit is connected with a light source driving unit.
The utility model has the advantages that: the utility model adopts the transmission mode of combining the cable and the optical fiber, directly carries out the conversion from the serial signal to the light, does not need to carry out the image processing and conversion on the side of the lens body, has simple structure, smaller time delay and higher reliability; the image processing unit and the light source can be integrated together, so that the complexity is reduced, the cost is reduced, the operability of a doctor is improved, and the system is simpler.
Drawings
Fig. 1 is a system block diagram of an embodiment of the present invention.
Fig. 2 is a system configuration diagram according to an embodiment of the present invention.
Detailed Description
The invention will be further described with reference to the drawings and examples, it being noted that 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.
As shown in fig. 1 and 2, an endoscopic image transmission system includes an image sensor 11, the image sensor 11 is connected to a first photoelectric conversion module 21 through a signal cable, the first photoelectric conversion module 21 is connected to a second photoelectric conversion module 41, and the second photoelectric conversion module 41 is connected to an image capturing unit 42. The image sensor 11 is installed at the head end portion 1 of the endoscope body 100, the image sensor 11 collects image signals and transmits the image signals to the first photoelectric conversion module 21 of the operation portion 2 through a serial interface, and a cable is used for transmitting serial image signals and a power supply, so that arrangement of a water-gas pipeline, a light source optical cable and a clamp channel is facilitated in a limited size space of the head end portion.
The first photoelectric conversion module 21 is connected to the fiber collimator 32 through the first optical fiber 22, and the fiber collimator 32 is connected to the second photoelectric conversion module 41 through the second optical fiber 43. In the present invention, the first photoelectric conversion module 21 is disposed on the photoelectric relay board 23 on the operation portion 2. The photoelectric relay board 23 is further provided with a power conversion module 24 for converting a main power supply provided by the processor into a power supply required by the photoelectric relay board 23 and the image sensor 11.
The utility model discloses in, fiber collimator 32 sets up on the connecting device 33 of light guide part 3, and connecting device 33 is the device that connects fiber collimator and the signal of telecommunication, can adopt contact or contact pin connected mode all can. The light guide part 3 is also provided with an MCU control unit 31, the MCU control unit 31 converts the control signal of the image sensor 11 and the key signal of the operation part into a serial private control protocol signal, and the power supply, the private control signal and the optical fiber collimation are reliably connected through a connector.
The second photoelectric conversion module 41 is disposed in the image and light source system 4, and the second photoelectric conversion module 41 converts the image light signal into a serial electrical signal and sends the serial electrical signal to the image capturing unit 42.
A capsule endoscope comprises the endoscope image transmission system. The image and light source system 4 of the capsule endoscope further comprises an image processing unit 45 connected with the image acquisition unit 42, and the image processing unit is connected with the control and display unit 44.
The image optical signal from the mirror body 100 is converted into a serial electrical signal by the second photoelectric conversion module 41 and sent to the image acquisition unit 42, the image acquisition unit 42 finishes the conversion of an image signal interface after acquiring the image electrical signal and transmits the image signal interface to the image processing unit 45, the image processing unit 45 finishes the bit conversion, noise reduction, white balance, brightness measurement, image enhancement and the like of the image, and can send the image brightness information to the control and display unit 44 to realize the adjustment of the LED brightness and the configuration of the image sensor, and meanwhile, the control and display unit 44 recognizes the key information from the mirror body 100 to realize the adjustment of the image freezing, amplification, image effect and the like.
The control and display unit 44 is further connected to a brightness adjustment and switch unit 46, and the brightness adjustment and switch unit 46 is connected to a light source driving unit 47, mainly completing the adjustment of the LED voltage and current. The above arrangement can realize the adjustment of the brightness of the LED by the control and display unit 44.
The utility model discloses the image serial signal that first photoelectric conversion module 21 gathered image sensor 11 truns into light signal, send the second photoelectric conversion module of image and light source system 4 to through optic fibre and fiber collimator 32, 3 integrated control panels of leaded light portion (MCU the control unit 31), realize image sensor control signal and the conversion of operation portion button control signal to serial private agreement, need not to carry out image processing and conversion on the mirror body side, moreover, the steam generator is simple in structure, the time delay is littleer simultaneously, the reliability is higher.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the principles of this invention without the use of inventive faculty. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (9)
1. An endoscopic image transmission system characterized by: the image sensor is connected with a first photoelectric conversion module through a signal cable, the first photoelectric conversion module is connected with a second photoelectric conversion module, and the second photoelectric conversion module is connected with an image acquisition unit.
2. An endoscopic image transmission system as defined in claim 1, wherein: the first photoelectric conversion module is connected to a fiber collimator through a first optical fiber, and the fiber collimator is connected to the second photoelectric conversion module through a second optical fiber.
3. An endoscopic image transmission system as defined in claim 2, wherein: the first photoelectric conversion module is arranged on the photoelectric relay board on the operation part.
4. An endoscopic image transmission system as defined in claim 3, wherein: and the photoelectric relay board is also provided with a power supply conversion module which converts a main power supply into a power supply required by the photoelectric relay board and the image sensor.
5. An endoscopic image transmission system as defined in claim 2, wherein: the optical fiber collimator is arranged on the connecting device of the light guide part, and an MCU control unit is further arranged in the light guide part.
6. An endoscopic image transmission system as defined in claim 2, wherein: the second photoelectric conversion module is arranged in the image and light source system and converts image optical signals into serial electrical signals and sends the serial electrical signals to the image acquisition unit.
7. A capsule endoscope is characterized in that: comprising an endoscopic image transmission system according to any one of claims 1 to 6.
8. The capsule endoscope of claim 7, wherein: the system also comprises an image and light source system, wherein the image and light source system comprises an image processing unit connected with the image acquisition unit, and the image processing unit is connected with the control and display unit.
9. A capsule endoscope as in claim 8 wherein: the control and display unit is connected with a brightness adjusting and switching unit, and the brightness adjusting and switching unit is connected with a light source driving unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123232534.1U CN216823381U (en) | 2021-12-21 | 2021-12-21 | Endoscope image transmission system and capsule endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123232534.1U CN216823381U (en) | 2021-12-21 | 2021-12-21 | Endoscope image transmission system and capsule endoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216823381U true CN216823381U (en) | 2022-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123232534.1U Active CN216823381U (en) | 2021-12-21 | 2021-12-21 | Endoscope image transmission system and capsule endoscope |
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| CN (1) | CN216823381U (en) |
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2021
- 2021-12-21 CN CN202123232534.1U patent/CN216823381U/en active Active
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