CN211674135U - Capsule type endoscope - Google Patents
Capsule type endoscope Download PDFInfo
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- CN211674135U CN211674135U CN201922285356.5U CN201922285356U CN211674135U CN 211674135 U CN211674135 U CN 211674135U CN 201922285356 U CN201922285356 U CN 201922285356U CN 211674135 U CN211674135 U CN 211674135U
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Abstract
The application discloses capsule type endoscope, including the capsule shell, be located the image sensor of capsule shell, be located the first camera lens of capsule shell one end, be located the second camera lens of the capsule shell other end, be used for carrying out the first lighting device that throws light on when first camera lens is shot, be used for carrying out the second lighting device that throws light on when the second camera lens is shot, still include: the first end face is aligned with an imaging face of the first lens, the second end face is aligned with an imaging face of the second lens, and the third end face is attached to the image sensor and used for transmitting images shot by the first lens and the second lens to a pixel optical fiber channel of the image sensor. According to the technical scheme, the shooting range of the capsule type endoscope is enlarged through the two lenses, the two illuminating devices, the pixel optical fiber channel and the image sensor, so that the size of the capsule type endoscope and the complexity of an internal circuit system are reduced, the power consumption is reduced, and the service life of the capsule type endoscope is prolonged.
Description
Technical Field
The application relates to the technical field of endoscopes, in particular to a capsule endoscope.
Background
The capsule endoscope is an effective device for diagnosing digestive tract diseases due to the characteristics of convenient examination, no wound, no pain, no cross infection and the like.
At present, in a capsule endoscope, a shooting range of the capsule endoscope is expanded by two independent shooting devices, wherein the two independent shooting devices are respectively located at two ends of the capsule endoscope, and each shooting device comprises a camera, an image sensor, a related circuit and the like.
In summary, how to reduce the size of the capsule endoscope and the complexity of the internal circuit system, and reduce the power consumption thereof, so as to prolong the service life thereof, is a technical problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present application is directed to a capsule endoscope for reducing the size and complexity of its internal circuitry, and reducing its power consumption to prolong its service life.
In order to achieve the above purpose, the present application provides the following technical solutions:
a capsule type endoscope comprises a capsule shell, an image sensor positioned in the capsule shell, a first lens positioned at one end of the capsule shell, a second lens positioned at the other end of the capsule shell, a first illuminating device used for illuminating when the first lens shoots, and a second illuminating device used for illuminating when the second lens shoots, and further comprises:
the first end face is aligned with an imaging face of the first lens, the second end face is aligned with an imaging face of the second lens, and the third end face is attached to the image sensor and used for transmitting images shot by the first lens and the second lens to a pixel optical fiber channel of the image sensor.
Preferably, the pixel optical fiber channel includes:
a first pixel optical fiber with one end face as a first end face of the pixel optical fiber channel and the other end face as a third end face of the pixel optical fiber channel;
and one end face is used as a second end face of the pixel optical fiber channel, and the other end face is used as a second pixel optical fiber of a third end face of the pixel optical fiber channel.
Preferably, the first pixel fiber and the second pixel fiber are packaged together.
Preferably, the first pixel optical fiber and the second pixel optical fiber sequentially comprise a plastic coating layer, a quartz cladding layer and an imaging layer located inside the quartz cladding layer from outside to inside, wherein the imaging layer comprises a plurality of optical fibers and a coating layer located between the optical fibers.
Preferably, the optical fiber is a single mode optical fiber.
Preferably, the optical fibers are in a hexagonal arrangement.
Preferably, the first lens and the second lens are both wide-angle lenses.
Preferably, the wide-angle lens has a viewing angle of at least 210 °.
Preferably, the first lighting device and the second lighting device are both LED lamps.
Preferably, the image sensor is located at the middle position of the capsule shell and is attached to the inner surface of the capsule shell.
The application provides a capsule type endoscope, including the capsule shell, be located the image sensor of capsule shell, be located the first camera lens of capsule shell one end, be located the second camera lens of the capsule shell other end, be used for carrying out the first lighting device that throws light on when first camera lens is shot, be used for carrying out the second lighting device that throws light on when the second camera lens is shot, still include: the first end face is aligned with an imaging face of the first lens, the second end face is aligned with an imaging face of the second lens, and the third end face is attached to the image sensor and used for transmitting images shot by the first lens and the second lens to a pixel optical fiber channel of the image sensor.
In the technical scheme disclosed by the application, a first lens and a second lens are respectively arranged at two ends of a capsule shell, the two lenses are used for expanding the shooting range of a capsule endoscope, a pixel optical fiber channel is arranged in the capsule shell, wherein a first end face is aligned to an imaging surface of the first lens, a second end face is aligned to an imaging surface of the second lens, a third end face is attached to a graphic sensor, images shot by the first lens and the second lens are transmitted to the graphic sensor arranged in the capsule shell by using the pixel optical fiber channel, so that the images shot by the first lens and the second lens are processed by using the graphic sensor, and as the application only needs two lenses, one pixel optical fiber channel and one graphic sensor, the shooting range of the capsule endoscope can be expanded, compared with the current method that two independent shooting devices are used for expanding the shooting range, the application can reduce the volume of the capsule type endoscope and the complexity of an internal circuit system, and can reduce power consumption, thereby prolonging the service time of the capsule type endoscope.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a capsule endoscope provided in an embodiment of the present application;
fig. 2 is a schematic structural diagram of an imaging layer in a first pixel optical fiber and a second pixel optical fiber according to an embodiment of the present disclosure.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.
Referring to fig. 1, which shows a schematic structural diagram of a capsule endoscope provided in an embodiment of the present application, the capsule endoscope may include a capsule housing 1, an image sensor 2 located in the capsule housing 1, a first lens 3 located at one end of the capsule housing 1, a second lens 4 located at the other end of the capsule housing 1, a first illumination device 5 for illuminating when the first lens 3 shoots, a second illumination device 6 for illuminating when the second lens 4 shoots, and may further include:
the first end face is aligned with the imaging surface of the first lens 3, the second end face is aligned with the imaging surface of the second lens 4, and the third end face is attached to the image sensor 2 and used for transmitting images shot by the first lens 3 and the second lens 4 to the pixel optical fiber channel 7 of the image sensor 2.
The capsule endoscope comprises a capsule shell 1, an image sensor 2, a first lens 3, a second lens 4, a first lighting device 5, a second lighting device 6, a pixel optical fiber channel 7 and other components which are the same as those of the existing capsule endoscope, such as a power supply, a wireless communication component and the like.
The capsule shell 1 is used for carrying components such as the first lens 3 and the second lens 4, and includes a cylindrical structure 11, and package structures 12 located at two ends of the cylindrical structure 11 and connected to two ends of the cylindrical structure 11, wherein the package structures 12 may be a hemispherical structure or a semi-ellipsoidal structure, and the package structures 12 are transparent.
The first lens 3 is located at one end of the capsule shell 1, and the second lens 4 is located at the other end of the capsule shell 1, that is, the first lens 3 and the second lens 4 are respectively located in the packaging structure 12 of the capsule shell 1. The first lens 3 and the second lens 4 respectively shoot the shot objects in the human body from different directions so as to enlarge the shooting range of the capsule type endoscope, thereby reducing the probability of misdiagnosis and missed diagnosis. And the first lighting device 5 can be located within a preset range of the first lens 3 (for example: can be located beside the first lens 3) and is used for lighting when the first lens 3 shoots the object, so that the first lens 3 can normally shoot the image of the object; similar to the first illumination device 5, the second illumination device 6 may be located within a preset range of the second lens 4 (for example, may be located beside the second lens 4) to illuminate when the second lens 4 photographs the subject, so that the second lens 4 can normally photograph the image of the subject.
The pixel optical fiber channel 7 includes three end faces, i.e., a first end face, a second end face and a third end face, wherein the first end face is aligned with the imaging surface of the first lens 3, the second end face is aligned with the imaging surface of the second lens 4, and the third end face is attached to the image sensor 2. The image captured by the first lens 3 can be transmitted to the image sensor 2 through the pixel optical fiber channel 7, while the image captured by the second lens 4 can be transmitted to the image sensor 2, so that the images captured by the first lens 3 and the second lens 4 can be processed by the one image sensor 2. The pixel optical fiber channel 7 is a passive device capable of transmitting images, so that power consumption can be reduced, and the weight and the volume of the capsule endoscope can be reduced as much as possible because the pixel optical fiber channel is light and can be bent.
By combining the processes, the shooting range of the capsule endoscope can be enlarged only by two lenses, two lighting devices, one pixel optical fiber channel 7 and one image sensor 2, so that compared with the prior art that two independent shooting devices are required to enlarge the shooting range of the capsule endoscope, two sets of circuit systems are not required to be arranged in the capsule endoscope, the complexity of the circuit systems in the capsule endoscope can be reduced, the occupied volume of components related to image shooting in the capsule shell 1 can be reduced, and the capsule endoscope can become smaller and lighter. In addition, because the power consumption is performed by only one image sensor 2 and two lighting devices, compared with the power consumption performed by two independent shooting devices, the power consumption can be reduced, so that the service time of the capsule endoscope can be prolonged, the working time of the capsule endoscope in a human body can be prolonged, and further the capsule endoscope can shoot more images, so that the diagnosis and treatment can be conveniently performed.
In the technical scheme disclosed by the application, a first lens and a second lens are respectively arranged at two ends of a capsule shell, the two lenses are used for expanding the shooting range of a capsule endoscope, a pixel optical fiber channel is arranged in the capsule shell, wherein a first end face is aligned to an imaging surface of the first lens, a second end face is aligned to an imaging surface of the second lens, a third end face is attached to a graphic sensor, images shot by the first lens and the second lens are transmitted to the graphic sensor arranged in the capsule shell by using the pixel optical fiber channel, so that the images shot by the first lens and the second lens are processed by using the graphic sensor, and as the application only needs two lenses, one pixel optical fiber channel and one graphic sensor, the shooting range of the capsule endoscope can be expanded, compared with the current method that two independent shooting devices are used for expanding the shooting range, the application can reduce the volume of the capsule type endoscope and the complexity of an internal circuit system, and can reduce power consumption, thereby prolonging the service time of the capsule type endoscope.
In the capsule endoscope provided in the embodiment of the present application, the pixel optical fiber channel 7 may include:
a first pixel optical fiber having one end face as a first end face of the pixel optical fiber channel 7 and the other end face as a third end face of the pixel optical fiber channel 7;
one end face serves as a second end face of the pixel optical fiber channel 7, and the other end face serves as a second pixel optical fiber of a third end face of the pixel optical fiber channel 7.
The pixel optical fiber channel 7 for transmitting the images captured by the first lens 3 and the second lens 4 to the image sensor 2 may include a first pixel optical fiber and a second pixel optical fiber, wherein one end surface of the first pixel optical fiber may be used as a first end surface of the pixel optical fiber channel 7, and the other end surface may be used as a third end surface of the pixel optical fiber channel 7, that is, one end surface of the first pixel optical fiber may be aligned with the imaging surface of the first lens 3, and the other end surface may be attached to the image sensor 2; one end face of the second pixel optical fiber can be used as a second end face of the pixel optical fiber channel 7, and the other end face can be used as a third end face of the pixel optical fiber channel 7, that is, one end face of the second pixel optical fiber can be aligned to an imaging face of the second lens 4, and the other end face can be attached to the image sensor 2, that is, the first pixel optical fiber and the second pixel optical fiber are coupled with the image sensor 2 in a manner that the end faces are directly attached to the image sensor 2.
The first pixel optical fiber and the second pixel optical fiber are relatively flexible, can be bent randomly, are light in weight, have relatively high using freedom degree, are passive and can transmit images in real time, so that the space occupied by image transmission can be reduced when the pixel optical fibers are applied to the capsule type endoscope, the size of the capsule type endoscope is reduced, the power consumption of the capsule type endoscope is reduced, and the service life of the capsule type endoscope is prolonged.
According to the capsule endoscope provided by the embodiment of the application, the first pixel optical fiber and the second pixel optical fiber are packaged together.
The first pixel fibre and the second pixel fibre may be packaged together to form a packaged form of the pixel fibre channel 7.
The first pixel optical fiber and the second pixel optical fiber are packaged together, so that the producibility and the production efficiency of the pixel optical fiber channel 7 can be improved, and the image transmission performance of the pixel optical fiber channel 7 can be improved.
Referring to fig. 2, which shows a schematic structural diagram of imaging layers in the first pixel optical fiber and the second pixel optical fiber provided in the embodiment of the present application, in the capsule endoscope provided in the embodiment of the present application, the first pixel optical fiber and the second pixel optical fiber may sequentially include, from outside to inside, a plastic coating layer, a quartz cladding layer, and an imaging layer located inside the quartz cladding layer, where the imaging layer may include a plurality of optical fibers 71 and a coating layer 72 located between the optical fibers 71.
The first pixel optical fiber and the second pixel optical fiber have the same structure and sequentially comprise a plastic coating layer, a quartz cladding layer and an imaging layer positioned in the quartz cladding layer from outside to inside, wherein the imaging layer comprises a plurality of optical fibers 71 and a coating layer 72 positioned between the optical fibers 71. The plastic coating layer can protect the quartz cladding, the strength of the pixel optical fiber can be increased, the flexibility of the pixel optical fiber can be increased, the use reliability of the pixel optical fiber can be improved, and the service life of the pixel optical fiber can be prolonged.
Each optical fiber included in the imaging layer may transmit one pixel, and the number of optical fibers included may match the size of the pixel points of the image sensor 2 to achieve point-to-point transmission of the image.
In the capsule endoscope provided in the embodiment of the present application, the optical fiber 71 is a single mode optical fiber.
A single mode optical fiber may be used as the optical fiber 71 in the imaging layer of the first pixel optical fiber and the second pixel optical fiber, which is relatively small in size (diameter is 10 μm or less), and therefore, the volume of the first pixel optical fiber and the second pixel optical fiber may be reduced, thereby facilitating the reduction in the volume of the capsule type endoscope.
According to the capsule endoscope provided by the embodiment of the application, the optical fibers are arranged in a hexagonal shape.
In the first pixel fiber and the second pixel fiber, the fibers may be arranged in a hexagonal shape to increase the fill factor of the first pixel fiber and the second pixel fiber, thereby increasing the image transmission amount.
In the capsule endoscope provided by the embodiment of the application, the first lens 3 and the second lens 4 are wide-angle lenses.
The first lens 3 and the second lens 4 provided in the capsule type endoscope may each be a wide-angle lens to enlarge a photographing angle of view of the capsule type endoscope, thereby enlarging a photographing range of the capsule type endoscope.
According to the capsule endoscope provided by the embodiment of the application, the wide-angle lens has the visual angle of at least 210 degrees.
In the capsule type endoscope, a wide-angle lens having an angle of view of at least 210 ° is employed to expand a photographing range as much as possible, thereby reducing the probability of misdiagnosis and missed diagnosis.
According to the capsule endoscope provided by the embodiment of the application, the first lighting device 5 and the second lighting device 6 are both LED lamps.
LED (Light Emitting Diode) lamps can be used as the first illumination device 5 and the second illumination device 6 in the capsule endoscope, wherein the LED lamps have the characteristics of energy saving, long service life, environmental protection and the like, so that the service life of the capsule endoscope can be prolonged.
In the capsule endoscope provided by the embodiment of the present application, the image sensor 2 is located in the middle of the capsule housing 1 and attached to the inner surface of the capsule housing 1.
The image sensor 2 may be located in the middle of the capsule housing 1 and may be attached to the inner surface of the capsule housing 1, that is, may be located in the middle area of the cylinder structure 11, so as to simultaneously receive the images captured by the first lens 3 and the second lens 4 and process the images captured by the first lens 3 and the second lens 4.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include elements inherent in the list. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element. In addition, parts of the above technical solutions provided in the embodiments of the present application, which are consistent with the implementation principles of corresponding technical solutions in the prior art, are not described in detail so as to avoid redundant description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. 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 application. Thus, the present application 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 (10)
1. A capsule endoscope, comprising a capsule housing, an image sensor located in the capsule housing, a first lens located at one end of the capsule housing, a second lens located at the other end of the capsule housing, a first illumination device for illuminating when the first lens is used for shooting, a second illumination device for illuminating when the second lens is used for shooting, and further comprising:
the first end face is aligned with an imaging face of the first lens, the second end face is aligned with an imaging face of the second lens, and the third end face is attached to the image sensor and used for transmitting images shot by the first lens and the second lens to a pixel optical fiber channel of the image sensor.
2. The capsule type endoscope of claim 1, wherein the pixel optical fiber channel comprises:
a first pixel optical fiber with one end face as a first end face of the pixel optical fiber channel and the other end face as a third end face of the pixel optical fiber channel;
and one end face is used as a second end face of the pixel optical fiber channel, and the other end face is used as a second pixel optical fiber of a third end face of the pixel optical fiber channel.
3. The capsule type endoscope of claim 2, wherein the first pixel optical fiber and the second pixel optical fiber are packaged together.
4. The capsule type endoscope of claim 2, wherein the first pixel optical fiber and the second pixel optical fiber each sequentially comprise a plastic coating layer, a quartz cladding layer, and an imaging layer located inside the quartz cladding layer from outside to inside, wherein the imaging layer comprises a plurality of optical fibers and a coating layer located between the optical fibers.
5. The capsule type endoscope of claim 4, wherein the optical fiber is a single mode optical fiber.
6. The capsule type endoscope of claim 4, wherein the optical fibers are in a hexagonal arrangement.
7. The capsule type endoscope of claim 1, wherein the first lens and the second lens are both wide-angle lenses.
8. The capsule type endoscope of claim 7, wherein the wide angle lens has a viewing angle of at least 210 °.
9. The capsule type endoscope of claim 1, wherein the first illumination device and the second illumination device are both LED lamps.
10. The capsule type endoscope of claim 1, wherein the image sensor is located at a middle position of the capsule housing and is attached on an inner surface of the capsule housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922285356.5U CN211674135U (en) | 2019-12-18 | 2019-12-18 | Capsule type endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922285356.5U CN211674135U (en) | 2019-12-18 | 2019-12-18 | Capsule type endoscope |
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| Publication Number | Publication Date |
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| CN211674135U true CN211674135U (en) | 2020-10-16 |
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| CN201922285356.5U Active CN211674135U (en) | 2019-12-18 | 2019-12-18 | Capsule type endoscope |
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| CN (1) | CN211674135U (en) |
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- 2019-12-18 CN CN201922285356.5U patent/CN211674135U/en active Active
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