CN216754405U - Novel endoscope with fluorescence imaging function - Google Patents
Novel endoscope with fluorescence imaging function Download PDFInfo
- Publication number
- CN216754405U CN216754405U CN202122169571.6U CN202122169571U CN216754405U CN 216754405 U CN216754405 U CN 216754405U CN 202122169571 U CN202122169571 U CN 202122169571U CN 216754405 U CN216754405 U CN 216754405U
- Authority
- CN
- China
- Prior art keywords
- endoscope
- white light
- infrared
- lamp
- head end
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000799 fluorescence microscopy Methods 0.000 title claims abstract description 37
- 238000003384 imaging method Methods 0.000 claims abstract description 32
- 238000005286 illumination Methods 0.000 claims abstract description 15
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 206010034972 Photosensitivity reaction Diseases 0.000 claims description 2
- 230000036211 photosensitivity Effects 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 11
- 239000011324 bead Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004927 fusion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
Landscapes
- Endoscopes (AREA)
Abstract
The utility model provides a novel endoscope that possesses fluorescence imaging function, includes the endoscope head end, has set up endoscope camera, white light banks and infrared banks in the endoscope head end, and wherein, white light banks is including the white light lamp that is used for sending out white light illumination light, and infrared banks is including the infrared lamp that is used for sending infrared illumination light. The endoscope is originally provided with two lamp groups, the white light lamp group is used for emitting white light and providing a bright illumination environment, and the infrared lamp group is used for emitting infrared rays and realizing fluorescence imaging. The white light lamp group and the infrared lamp group can provide different light rays, and white light and infrared fluorescence independent imaging can be realized by matching with a trigger exposure mode of the CMOS imaging chip. After the utility model is put into use, the low-cost fluorescence imaging design can be realized, the integrated design of the processor and the light source can also be realized, the utility model is more suitable for a portable endoscope, and the complexity of the system is greatly reduced.
Description
Technical Field
The utility model relates to the technical field of endoscope devices, in particular to a novel endoscope with a fluorescence imaging function.
Background
An endoscope is a medical auxiliary device equipped with an imaging component, and the endoscope can enter a human body through a natural pore canal of the human body or a small incision made by operation, so as to acquire image information at a specific position in the human body.
In order to acquire clear image information, the endoscope is integrated with an illumination assembly, most of the existing endoscopes for fluorescence imaging adopt a plurality of CMOS imaging chips to respectively image white light and fluorescence, and an external light source with white light and infrared light is required to illuminate, so that the cost is high, the system is complex, and the popularization of the fluorescence endoscope is not facilitated.
SUMMERY OF THE UTILITY MODEL
Problem (A)
In summary, it is a problem to be solved by those skilled in the art that how to provide a novel fluorescence imaging endoscope capable of performing both white light illumination and infrared light illumination and meeting the requirements of simple design and low cost.
(II) technical scheme
The utility model provides a novel endoscope with a fluorescence imaging function, which comprises:
the endoscope head end is of a columnar structure, one end of the endoscope head end is a visible end, the other end of the endoscope head end is a wiring end, and a camera shooting window is formed in the visible end;
the endoscope camera is arranged inside the endoscope head end and is used for acquiring image information in front of the endoscope camera;
the white light lamp group comprises a white light lamp used for emitting white light illuminating light, and the white light lamp group is arranged in the head end of the endoscope;
the infrared lamp group comprises infrared lamps used for emitting infrared illumination light, and the infrared lamp group is arranged in the head end of the endoscope.
Preferably, in the novel endoscope with fluorescence imaging function provided by the present invention, the white light lamp set is provided with at least one, and the infrared lamp set is provided with at least one; the white light lamp group and the infrared lamp group are arranged at intervals around the endoscope camera according to a regular arrangement mode.
Preferably, in the novel endoscope with fluorescence imaging function provided by the present invention, a first eccentric illumination lens is disposed in front of a base of the white light lamp; and a second eccentric illuminating lens is arranged in front of the lamp holder of the infrared lamp.
Preferably, in the novel endoscope with fluorescence imaging function provided by the present invention, an infrared cut-off coating film is disposed on the first eccentric illumination lens.
Preferably, in the novel endoscope with fluorescence imaging function provided by the utility model, the white light lamp is a white light LED lamp; the infrared lamp is an infrared LED lamp.
Preferably, in the novel endoscope with fluorescence imaging function provided by the present invention, the endoscope further includes a head base for being assembled inside the visible end, and the endoscope camera, the white light lamp set and the infrared lamp set are detachably disposed on the head base and are disposed at the visible end through the head base.
Preferably, in the novel endoscope with fluorescence imaging function provided by the present invention, the endoscope camera comprises a CMOS lens, a CMOS imaging chip, and a signal cable connected to the CMOS imaging chip for signal output; the CMOS lens is used for acquiring image information in front of the CMOS lens, the CMOS imaging chip is used for imaging the image information, and an analog video signal is processed to generate a digital signal and is output through the signal cable; the CMOS imaging chip needs to have the photosensitivity of visible light and infrared light at the same time.
Preferably, the novel endoscope with the fluorescence imaging function further comprises an external processor; the external processor is connected with the CMOS imaging chip through the signal cable; the external processor is in control connection with the white light lamp bank, the external processor is in control connection with the infrared lamp bank, and the external processor respectively controls the white light lamp bank and the infrared lamp bank to operate.
Preferably, in the novel endoscope with the fluorescence imaging function provided by the utility model, the head end of the endoscope is of an integrated structure; the head end of the endoscope is of a long cylindrical structure.
Preferably, the external processor can respectively control the white light lamp set and the infrared lamp set, can accurately control the opening time and the opening and closing interval of the white light lamp set and the infrared lamp set, the white light lamp set and the infrared lamp set can provide different light rays (white light rays and infrared light rays), and can realize independent imaging of white light and infrared fluorescence by matching with a trigger exposure mode of the CMOS imaging chip, and alternately output frame by frame, then fused imaging is carried out on the processor, and fluorescence imaging is obtained on the common visible light imaging CMOS.
(III) advantageous effects
The utility model provides a novel endoscope with a fluorescence imaging function, and belongs to medical equipment. This novel endoscope that possesses fluorescence imaging function includes the endoscope head end, has set up endoscope camera, white light banks and infrared banks in the endoscope head end, and wherein, white light banks is including the white light lamp that is used for sending out white light illumination light, and the white light banks sets up in the endoscope head end, and infrared banks is including the infrared lamp that is used for sending infrared illumination light, and the infrared banks sets up in the endoscope head end. Through the structural design, the endoscope is originally provided with two lamp groups, the white light lamp group is used for emitting white light and providing a bright illumination environment, and the infrared lamp group is used for emitting infrared light and realizing fluorescence imaging. The external processor can control the white light lamp set and the infrared lamp set respectively, the opening time and the opening and closing interval of the white light lamp set and the infrared lamp set can be controlled accurately, the white light lamp set and the infrared lamp set can provide different light rays (white light rays and infrared light rays), the white light lamp set and the infrared lamp set are matched with a trigger exposure mode of the CMOS imaging chip, independent imaging of white light and infrared fluorescence can be achieved, frame-by-frame alternate output is achieved, then fusion imaging is conducted on the processor, and fluorescence imaging can be obtained through common visible light imaging CMOS. After the utility model is put into use, the low-cost design of fluorescence imaging can be realized, the integrated design of a processor and a light source can also be realized, the utility model is more suitable for a portable endoscope, and the complexity of the system is greatly reduced.
Drawings
FIG. 1 is a schematic diagram of a novel endoscope with fluorescence imaging capability in accordance with an embodiment of the present invention.
In fig. 1, the correspondence between the component names and the reference numbers is:
the endoscope comprises an endoscope head end 1, an endoscope camera 2, a white light lamp group 3, an infrared lamp group 4, a first eccentric illuminating lens 5 and a second eccentric illuminating lens 6.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Referring to fig. 1, fig. 1 is a schematic diagram of a novel endoscope with fluorescence imaging function according to an embodiment of the present invention.
The utility model provides a novel endoscope with a fluorescence imaging function, which has the following structure:
1. endoscope head end 1
The endoscope head end 1 is a columnar structure (having a cavity structure), specifically a cylindrical structure. Because the endoscope is inserted into a human body, in order to avoid scratching human tissues by the endoscope head end 1, the edge angle position of the endoscope head end 1 adopts an arc chamfer structure. Of course, the endoscope head end 1 can also adopt a football-shaped structural design, so that the endoscope can enter the human body more conveniently.
In the utility model, along the axial direction (length direction) of the endoscope head end 1, one end of the endoscope head end 1 is a visible end, the other end of the endoscope head end 1 is a wiring end, a camera shooting window is arranged at the visible end, and the inside of the endoscope head end 1 is a cavity structure for installing other components of the utility model.
The endoscope head end 1 is made of hard materials, and can be made of medical high polymer materials or medical stainless steel materials.
2. Endoscope camera 2
The endoscope lens can acquire image information in front of the endoscope lens and can generate an analog signal to output, the endoscope camera 2 is arranged in an internal cavity of the endoscope head end 1, the endoscope camera 2 is arranged at the center of a camera shooting window, and the endoscope camera 2 is used for acquiring the image information in front of the endoscope camera.
Specifically, the endoscope camera 2 includes a CMOS lens, and the endoscope camera 2 further includes a CMOS imaging chip for processing image information (analog signal) acquired by the CMOS lens, and a signal cable connected to the CMOS imaging chip for signal output. The CMOS camera lens obtains image information in front of the CMOS camera lens and generates an analog signal, the CMOS imaging chip processes the analog signal to generate a digital signal and outputs the digital signal through a signal cable, one end of the signal cable is connected with the CMOS imaging chip, and the other end of the CMOS imaging chip penetrates through the endoscope head end 1.
3. Lighting system
The lighting system comprises a white light lamp group 3 and an infrared lamp group 4, wherein the white light lamp group 3 comprises a white light lamp used for emitting white light illuminating light, the white light lamp group 3 is arranged in the endoscope head end 1, the infrared lamp group 4 comprises an infrared lamp used for emitting infrared illuminating light, and the infrared lamp group 4 is arranged in the endoscope head end 1.
Specifically, the white light lamp is a white light LED lamp, and the infrared lamp is an infrared LED lamp.
The white light lamp comprises a white light LED lamp (lamp bead) and a white light driving circuit board, the white light driving circuit board stabilizes voltage to drive the white light LED lamp to emit light, and the white light driving circuit board can adjust the light emitting brightness of the white light LED lamp.
The infrared lamp comprises an infrared LED lamp (lamp bead) and an infrared light driving circuit board, the infrared light driving circuit board stabilizes voltage to drive the infrared LED lamp to emit light, and the infrared light driving circuit board can adjust the light emitting brightness of the infrared LED lamp.
In the utility model, at least one white light lamp group 3 is arranged, at least one infrared lamp group 4 is arranged, and the white light lamp group 3 and the infrared lamp group 4 are arranged around the endoscope camera 2 at equal intervals according to a regular arrangement mode.
Specifically, when one white light lamp group 3 is provided, one infrared lamp group 4 is provided, and the white light lamp group 3 and the infrared lamp group 4 are respectively provided at the upper side, the lower side, or the left side and the right side of the endoscope camera 2.
Specifically, when two white light banks 3 are provided, two infrared light banks 4 are provided, the two white light banks 3 are respectively provided at the upper and lower sides (or the left and right sides) of the endoscope camera 2, and the two infrared light banks 4 are respectively provided at the left and right sides (or the upper and lower sides) of the endoscope camera 2.
Furthermore, the utility model is also provided with a first eccentric lighting lens 5 in front of the lamp holder of the white light lamp, and a second eccentric lighting lens 6 in front of the lamp holder of the infrared lamp. And an infrared cut-off coating film is arranged on the first eccentric lighting lens 5.
The novel point of the patent is that the white light LED and the infrared LED are simultaneously arranged at the head end of the endoscope, so that the cost of infrared LED illumination required by fluorescence imaging can be greatly reduced; meanwhile, the design can realize fluorescence imaging by using a common visible light CMOS sensor.
In the upper figure, the white light LED and the infrared LED are respectively provided with an eccentric illuminating lens to ensure the illumination uniformity of an imaging area. The eccentric lighting lens of the white light LED in the design is additionally provided with the infrared cut-off coating film, so that the cut-off of infrared 700nm-1100nm can be realized, the light emitted by the white light LED does not contain infrared wave bands, and the color of a visible light CMOS white light image is not interfered by infrared.
4. Head end seat
The head end base is used for assembling the interior of the visible end, and the endoscope camera 2, the white light lamp group 3 and the infrared lamp group 4 are detachably arranged on the head end base and are arranged at the visible end through the head end base. After the head end seat is arranged, the endoscope camera 2 and the lighting system can be assembled together outside the endoscope head end 1, and the head end seat is pushed into the endoscope head end 1 to complete the assembly of the endoscope camera 2 and the lighting system on the endoscope head end 1. Similarly, if the endoscope camera 2 and the lighting system need to be maintained and replaced, the head end base can be pulled out, and the maintenance and replacement operation can be completed quickly.
5. An external processor;
the external processor is connected with the CMOS imaging chip through a signal cable, is in control connection with the white light lamp set 3, is in control connection with the infrared lamp set 4, and controls the white light lamp set 3 and the infrared lamp set 4 to operate respectively.
The external processor can control white light banks 3 and infrared banks 4 respectively, can the opening time and the switching interval of accurate control white light banks 3 and infrared banks 4, white light banks 3 and infrared banks 4 can provide different light (white light and infrared light), the trigger exposure mode of CMOS imaging chip in the cooperation, can realize white light and the independent formation of image of infrared fluorescence, and frame-by-frame alternative output, then fuse the formation of image on the processor, can present fluorescence imaging effect on the conventional image that visible light CMOS camera lens acquireed. After the portable endoscope is put into use, the low-cost design can be realized, the integrated design of the processor and the light source can also be realized, the portable endoscope is more suitable for the portable endoscope, and the complexity of the system is greatly reduced.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. A novel endoscope with fluorescence imaging function, comprising:
the endoscope head end (1) is of a columnar structure, one end of the endoscope head end is a visible end, the other end of the endoscope head end is a wiring end, and a camera shooting window is formed in the visible end;
the endoscope camera (2) is arranged inside the endoscope head end and is used for acquiring image information in front of the endoscope camera;
the white light lamp set (3) comprises a white light lamp used for emitting white light illuminating light, and the white light lamp set is arranged in the head end of the endoscope;
infrared lamp group (4), infrared lamp group is including being used for sending infrared illumination light's infrared lamp, infrared lamp group set up in the endoscope head end.
2. The novel endoscope with fluorescence imaging function according to claim 1,
the white light lamp group is provided with at least one, and the infrared lamp group is provided with at least one;
the white light lamp group and the infrared lamp group are arranged at intervals around the endoscope camera according to a regular arrangement mode.
3. The novel endoscope with fluorescence imaging function according to claim 1,
a first eccentric lighting lens (5) is arranged in front of the lamp holder of the white light lamp;
and a second eccentric illuminating lens (6) is arranged in front of the lamp cap of the infrared lamp.
4. The novel endoscope with fluorescence imaging function according to claim 3,
an infrared cut-off coating film is arranged on the first eccentric lighting lens.
5. The novel endoscope with fluorescence imaging function according to claim 1,
the white light lamp is a white light LED lamp;
the infrared lamp is an infrared LED lamp.
6. The novel endoscope with fluorescence imaging function according to claim 1,
the endoscope camera, the white light lamp group and the infrared lamp group are detachably arranged on the head end base and are arranged at the visible end through the head end base.
7. The novel endoscope with fluorescence imaging function according to claim 1,
the endoscope camera comprises a CMOS lens, a CMOS imaging chip and a signal cable which is connected with the CMOS imaging chip and used for signal output;
the CMOS lens is used for acquiring image information in front of the CMOS lens, the CMOS imaging chip is used for imaging the image information, and an analog video signal is processed to generate a digital signal and is output through the signal cable; the CMOS imaging chip needs to have the photosensitivity of visible light and infrared light at the same time.
8. The novel endoscope with fluorescence imaging capability of claim 7,
the device also comprises an external processor;
the external processor is connected with the CMOS imaging chip through the signal cable;
the external processor is in control connection with the white light lamp bank, the external processor is in control connection with the infrared lamp bank, and the external processor respectively controls the white light lamp bank and the infrared lamp bank to operate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122169571.6U CN216754405U (en) | 2021-09-08 | 2021-09-08 | Novel endoscope with fluorescence imaging function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122169571.6U CN216754405U (en) | 2021-09-08 | 2021-09-08 | Novel endoscope with fluorescence imaging function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216754405U true CN216754405U (en) | 2022-06-17 |
Family
ID=81955008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122169571.6U Active CN216754405U (en) | 2021-09-08 | 2021-09-08 | Novel endoscope with fluorescence imaging function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216754405U (en) |
-
2021
- 2021-09-08 CN CN202122169571.6U patent/CN216754405U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6533722B2 (en) | Electronic endoscope having reduced diameter | |
| US6855111B2 (en) | Capsule endoscope | |
| JP4505222B2 (en) | Endoscope system with solid light source | |
| US9192290B2 (en) | Illumination apparatus for an image sensing means at the distal end of an endoscope | |
| US7976459B2 (en) | Portable endoscope for intubation | |
| US7585275B2 (en) | Capsule endoscope | |
| US9565993B2 (en) | Endoscope | |
| US20030107652A1 (en) | Dental video camera | |
| US10716463B2 (en) | Endoscope and endoscope system | |
| US20220095895A1 (en) | Light source device | |
| CN216754405U (en) | Novel endoscope with fluorescence imaging function | |
| KR100369287B1 (en) | vision system for diagnosis | |
| JP2003043567A (en) | Camera housing | |
| JP2001218728A (en) | Electronic endoscope | |
| EP3664685B1 (en) | A two-piece rigid medical surgery illuminating device | |
| KR100896772B1 (en) | Capsule endoscope | |
| JPH08254659A (en) | Image pickup device | |
| CN211796359U (en) | Endoscope with a detachable handle | |
| US11071444B2 (en) | Medical endoscope system providing enhanced illumination | |
| JP2002065603A (en) | Light source unit for endoscope | |
| JP2002360514A (en) | Light source device and processor for electronic endoscope | |
| KR200215296Y1 (en) | vision system for diagnosis | |
| JP2015136468A (en) | Light source device for endoscope | |
| JP2006109941A (en) | Intraoral imaging apparatus | |
| KR20180124463A (en) | Light device for fluorescence molecular imaging endoscopy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A new type of endoscope with fluorescence imaging function Granted publication date: 20220617 Pledgee: Bank of China Limited Shanghai Songjiang sub branch Pledgor: SHANGHAI CHENGYUN MEDICAL DEVICES CO.,LTD. Registration number: Y2024310000246 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |