CN109222864A - A kind of fluorescence endoscope cold light source device - Google Patents
A kind of fluorescence endoscope cold light source device Download PDFInfo
- Publication number
- CN109222864A CN109222864A CN201811117517.3A CN201811117517A CN109222864A CN 109222864 A CN109222864 A CN 109222864A CN 201811117517 A CN201811117517 A CN 201811117517A CN 109222864 A CN109222864 A CN 109222864A
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- Prior art keywords
- light source
- lamp bead
- source
- optical fiber
- led lamp
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
- A61B1/0661—Endoscope light sources
- A61B1/0684—Endoscope light sources using light emitting diodes [LED]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00131—Accessories for endoscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
- A61B1/043—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances for fluorescence imaging
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
- A61B1/0638—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements providing two or more wavelengths
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
- A61B1/0661—Endoscope light sources
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Endoscopes (AREA)
Abstract
The present invention relates to a kind of fluorescence endoscope cold light source devices, including excitation light source, lighting source, control circuit, two kinds of illuminant combined devices, radiator, collector lens and optical fiber, excitation light source is the light source with specialized narrowband wave band, and lighting source uses LED white light source；Control circuit is connect with excitation light source and lighting source respectively；Two kinds of illuminant combined devices are by array arrangement mode in plane, and the LED lamp bead that the LED lamp bead and excitation light source selected for lighting source are selected provides fixed device, reach the device of requirement of the fluorescence endoscope to two kinds of light sources；Radiator is arranged in behind light source, and the heat that LED light source system generates at work is discharged in time, improves light source service life；Collector lens, which is arranged between light source and optical fiber, is integrated into the light of light source in optical fiber.The present invention not only realizes that the image being woven under the light irradiation with defined wavelength band to human body by the group that fluorescer is demarcated is shot, also the image of tissue under white light illumination is provided for endoscope to be shot, reduce the energy consumption of light source, the structure for simplifying endoscope improves its reliability.
Description
Technical field
The present invention relates to medical device technology neighborhoods, and in particular to a kind of fluorescence endoscope light supply apparatus is suitable for medical treatment
It can be realized the fluorescence endoscope light supply apparatus of medical fluorescer excitation light source Yu lighting source composite illuminating in field.
Background technique
Endoscope is that modern medical service checks one of essential instrument, it is used directly to the group of observation human viscera organ
Form is knitted, is of great significance for the early diagnosis of cancer.
With the development of science and technology fluorescence imaging endoscope shows its diagnostic value in lesion localization.Study table
Bright, fluorescer indocyanine green (ICG) inspires the fluorescent type signal of 808nm or so after capable of being irradiated by the light of 760nm or so, and
And it can be good in conjunction with albumin in blood.Targeting target is demarcated using fluorescer, is subject to the irradiation of excitation light source, just
At being easily found where lesion, and it is able to detect that naked eyes are difficult to the lesion observed using fluorescent marker lesion,
This has very big application value on clinical medicine.In Imaging-PAM application process, reliable fluorescent light source device is
An indispensable ring.
20171064794.8 a kind of disclosed endoscope narrowband cold light source device, introduction is scope narrow band imaging
Light supply apparatus, apparatus structure is relative complex.There is difference substantially with a kind of fluorescence endoscope light supply apparatus introduced herein.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of fluorescence endoscope light supply apparatus.
It adopts the following technical scheme that.
A kind of fluorescence endoscope cold light source device, including excitation light source, lighting source, control circuit, two kinds of combination of light sources
Device, radiator, the excitation light source are the light sources with specialized narrowband wave band, and lighting source uses LED white light light
Source；The control circuit is connect with excitation light source and lighting source respectively；Described two illuminant combined devices are by plane
The LED lamp bead that array arrangement mode, the LED lamp bead selected to lighting source and excitation light source are selected provides fixed device；
The radiator is arranged in behind light source, and the heat that LED light source system generates at work is discharged in time, and improving light source makes
Use the service life；The collector lens, which is arranged between light source and optical fiber, is integrated into the light of light source in optical fiber.
Control circuit receives the brightness adjustment control that single-chip microcontroller generates PWM enable signal respectively, accomplishes lighting source and exciting light
The function of the independent regulating illumination intensity in source.
Two kinds of illuminant combined devices be by array arrangement mode in plane, to lighting source select LED lamp bead with
The LED lamp bead that excitation light source is selected provides fixed device, and two kinds of illuminant combined devices use mounting seat, and mounting seat is equipped with
The mounting hole of two kinds of LED lamp beads, the position of mounting hole is as obtained by emulation, for fixing the position of LED lamp bead.Excitation light source makes
It is near-infrared LED lamp bead, central wavelength 760, bandwidth 20nm.Lighting source uses white light LEDs lamp bead, center
Wavelength is 400nm to 700nm.
Detailed description of the invention
In order to illustrate more clearly of inventive embodiments or technical solution in the prior art, below to by embodiment or existing
Attached drawing needed in technical description is briefly described, it is therefore apparent that the accompanying drawings in the following description is only to invent
Some embodiments for those of ordinary skill in the art without any creative labor, can also basis
These attached drawings obtain other attached drawings.
Fig. 1: for structure chart of the invention；
Fig. 2: for two kinds of light source combination sturcture figures of the invention；
Fig. 3: the fluorescence endoscope light source schematic diagram designed for the present invention；
In attached drawing, parts list represented by the reference numerals are as follows:
1, control circuit；2, radiator；3, two kinds of illuminant combined devices；4, collector lens；5, optical fiber；31, illumination light
Source LED；32, excitation light source LED；33, LED mounting seat.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, specific implementation is now described in detail
Scheme.
As shown in Figure 1, a kind of fluorescence endoscope cold light source device, including control circuit 1；Radiator 2, two kind of light source group
It attaches together and sets 3；Collector lens 4；Optical fiber 5；The excitation light source 31 is the light source with specialized narrowband wave band, and lighting source 32 uses
Be LED white light source；The control circuit 1 is connect with excitation light source 31 and lighting source 32 respectively；Described two light source groups
Attaching together and setting 3 is the LED that the LED lamp bead and excitation light source selected to lighting source are selected by array arrangement mode in plane
Lamp bead provides fixed device；The radiator 2 is arranged in behind two kinds of illuminant combined devices 4, and LED light source is discharged in time
The heat that system generates at work improves light source service life；The collector lens 4 is arranged in two kinds of illuminant combined devices 3
The light of light source is integrated into optical fiber between optical fiber 5.The present invention, which is not only realized, is woven in tool by the group that fluorescer is demarcated to human body
Image under having the light of defined wavelength band to irradiate is shot, and also provides tissue under white light illumination for endoscope
Image shot, reduce the energy consumption of light source, simplify the structure of endoscope illuminator, improve its reliability.
As shown in Fig. 2, described two illuminant combined devices 3, including lighting source LED31；Excitation light source LED32；LED peace
Fill pedestal 33.The lighting source LED31 uses white light LEDs lamp bead；The excitation light source LED32 uses near-infrared 760nm band
The LED lamp bead of wide 20nm；The LED mounting seat 33, if the position of mounting hole passes through imitative there are two types of the mounting hole of LED lamp bead
True gained, for fixing the position of LED lamp bead.
The working principle of the endoscope narrowband cold light source device of the present embodiment is to control excitation light source by control circuit
The brightness whether LED lamp bead and lighting source LED lamp bead are lighted and lighted passes through circuit control when only needing white-light illuminating
Excitation light source LED is not lighted, also, with the illumination brightness demand to white-light illuminating, can be made by being generated PWM by single-chip microcontroller
The brightness adjustment control of energy signal；When only needing to excite optical illumination, do not lighted by circuit control lighting source LED, also, with
To the brightness demand of excitation optical illumination, the brightness adjustment control by single-chip microcontroller generation PWM enable signal can be passed through；It is white when only needing
It when optical illumination, is lighted simultaneously by circuit control, lighting source and excitation light source LED, also, with to white light and exciting light photograph
Bright intensity of illumination brightness demand can pass through what light source generated by the brightness adjustment control by single-chip microcontroller generation PWM enable signal
Light passes in optical fiber after being integrated by collector lens, is passed in body by optical fiber, what human body was demarcated in realization by fluorescer
The image that group is woven under the irradiation of the light with defined wavelength band is shot, and also provides tissue white for endoscope
Image under light irradiation is shot, and is reduced the energy consumption of light source, is simplified the structure of endoscope illuminator, and it is reliable to improve it
Property.
It should be noted that the foregoing is merely the preferred embodiment of the present invention, the right that is not intended to limit the invention
Range simultaneously more than description, the special personage of correlative technology field should can be illustrated and be implemented, thus it is other without departing from this
The lower equivalent change or modification completed of revealed spirit is invented, should be included in claim.
Claims (6)
1. a kind of fluorescence endoscope cold light source device, which is characterized in that including excitation light source, lighting source, control circuit, two kinds
Illuminant combined device, radiator, collector lens and optical fiber, the excitation light source are the light sources with specialized narrowband wave band, are shone
Mingguang City source uses LED white light source；The control circuit is connect with excitation light source and lighting source respectively；Described two light
Source combination unit is selected to the LED lamp bead that lighting source is selected with excitation light source by array arrangement mode in plane
LED lamp bead provides fixed device；The radiator is arranged in behind light source, and LED light source system is discharged in time and is working
The heat of middle generation improves light source service life；The collector lens, which is arranged between light source and optical fiber, closes the finishing of light source
Into optical fiber.
2. a kind of fluorescence endoscope cold light source device according to claim 1, which is characterized in that control circuit receives respectively
Single-chip microcontroller generates the brightness adjustment control of PWM enable signal, accomplishes the function of lighting source Yu the independent regulating illumination intensity of excitation light source.
3. a kind of fluorescence endoscope cold light source device according to patent requirements 1, which is characterized in that described two combination of light sources dresses
Setting is by array arrangement mode in plane, and the LED lamp bead selected to the LED lamp bead that lighting source is selected with excitation light source mentions
For fixed device, two kinds of illuminant combined devices use aluminum substrate, and the mounting hole there are two types of LED lamp bead, installation are set on aluminum substrate
As obtained by emulation, best lamp bead fixed bit is set for the position in hole.
4. a kind of fluorescence endoscope cold light source device according to patent requirements 1, which is characterized in that the excitation light source used
It is near-infrared LED lamp bead, central wavelength 760, bandwidth 20nm.
5. a kind of fluorescence endoscope cold light source device according to patent requirements 1, which is characterized in that the lighting source used
It is white light LEDs lamp bead, central wavelength is 400nm to 700nm.
6. a kind of fluorescence endoscope cold light source device according to patent requirements 1, which is characterized in that the collector lens setting exists
The light of light source is integrated into optical fiber between light source and optical fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811117517.3A CN109222864A (en) | 2018-09-26 | 2018-09-26 | A kind of fluorescence endoscope cold light source device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811117517.3A CN109222864A (en) | 2018-09-26 | 2018-09-26 | A kind of fluorescence endoscope cold light source device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109222864A true CN109222864A (en) | 2019-01-18 |
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ID=65056638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811117517.3A Pending CN109222864A (en) | 2018-09-26 | 2018-09-26 | A kind of fluorescence endoscope cold light source device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109222864A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114305301A (en) * | 2022-03-09 | 2022-04-12 | 杭州康基医疗器械有限公司 | LED medical endoscope fluorescent cold light source |
| CN114947696A (en) * | 2022-06-17 | 2022-08-30 | 西安交通大学 | White light-narrow band-fluorescence integrated endoscope and use method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014081298A2 (en) * | 2012-11-22 | 2014-05-30 | Quest Photonic Devices B.V. | Broad spectrum led and laser based light engine |
| CN209048088U (en) * | 2018-07-16 | 2019-07-02 | 天津工业大学 | A kind of fluorescence endoscope light supply apparatus |
-
2018
- 2018-09-26 CN CN201811117517.3A patent/CN109222864A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014081298A2 (en) * | 2012-11-22 | 2014-05-30 | Quest Photonic Devices B.V. | Broad spectrum led and laser based light engine |
| CN209048088U (en) * | 2018-07-16 | 2019-07-02 | 天津工业大学 | A kind of fluorescence endoscope light supply apparatus |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114305301A (en) * | 2022-03-09 | 2022-04-12 | 杭州康基医疗器械有限公司 | LED medical endoscope fluorescent cold light source |
| CN114305301B (en) * | 2022-03-09 | 2022-06-17 | 杭州康基医疗器械有限公司 | LED medical endoscope fluorescent cold light source |
| CN114947696A (en) * | 2022-06-17 | 2022-08-30 | 西安交通大学 | White light-narrow band-fluorescence integrated endoscope and use method thereof |
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| SE01 | Entry into force of request for substantive examination | ||
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Addressee: Mao Run Document name: Deemed withdrawal notice |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190118 |
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| WD01 | Invention patent application deemed withdrawn after publication |