CN202960439U - Multi-purpose light source for medical endoscope - Google Patents
Multi-purpose light source for medical endoscope Download PDFInfo
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- CN202960439U CN202960439U CN 201220376955 CN201220376955U CN202960439U CN 202960439 U CN202960439 U CN 202960439U CN 201220376955 CN201220376955 CN 201220376955 CN 201220376955 U CN201220376955 U CN 201220376955U CN 202960439 U CN202960439 U CN 202960439U
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Abstract
The utility model discloses a multi-purpose light source for a medical endoscope, which comprises an optical fiber connector, an optical beam combiner, a white-light lighting source, an LED monochromatic source and a visible-light laser light source, wherein optical output ends of the three light sources are connected with a first input end, a second input end and a third input end of the optical beam combiner respectively; and the optical beam combiner is connected with the optical fiber connector. The light source further comprises a control device used for controlling working states of the three light sources and enabling an output port of the optical fiber connector to output endoscope lighting white light, LED monochromatic light and visible-light laser beams in a time-sharing manner. The multi-purpose medical light source for the endoscope can serve as an endoscope white-light lighting source, an autofluorescence diagnosis excitation light source, a photodynamic fluorescence diagnosis positioning light source and a photodynamic therapy light source, and solves the problem that the existing medical endoscope is required to change different light source equipment when examining the same body part during diagnosis and treatment; and further, the determination of lesion locations is facilitated, and the diagnosis and treatment effects are improved.
Description
Technical field
This utility model relates to medical instruments field, particularly a kind of multipurpose medical endoscope illuminator.
Background technology
At present, in clinical medicine endoscopic diagnosis field, the application of endoscope's arrowband imaging technique, autofluorescence diagnostic techniques, light power fluorescence diagnosis location technology progressively enlarges, opens up the new application space of endoscopic diagnosis technology.
Wherein, the principle of scope narrow band imaging NBI is: filter by the broadband light wave of RGB RGB light filter to the white illumination light of conditional electronic scope use, only stay indigo plant, green, red arrowband light wave that wavelength is respectively 415nm, 540nm and 600nm.Because the arrowband optical wavelength is included in the scope that hemoglobin can absorb optical wavelength, and be difficult to diffusion, can be by blood absorption, therefore can increase contrast and the definition of vascular pattern under mucosal epithelium and mucosa, it utilizes the principle of the penetrable mucosa different depth of different wave length, use the different wave length imaging, reconstructed image, thus improve the accuracy of diagnosis.The shortcoming of this technology is: after light splitting, the luminous power of narrow-band spectrum is lower, spectral bandwidth is wider, monochromaticity is poor, can only satisfy the application of the monotechnics aspect of imaging technique aspect, endoscope arrowband.
Wherein, endoscope's autofluorescence technology is to utilize low power laser irradiation normal structure and the tumor tissues of specific wavelength, when laser irradiation is on the fluorescent material of mucosa undertissue structure, induce the generation autofluorescence, obtain the fluorescence spectrum image, the specificity that has reflected pathological tissues, the required light source of endoscope's autofluorescence technology is low power laser, has advantages of monochromaticity, coherence.
Wherein, light power fluorescence diagnosis location technology is to utilize a series of chemistry produce after the certain photoactive substance of the rayed of specific wavelength, physics, biology etc. to react a kind of method of diagnosing tumour.Photosensitive drug can gather in the tumor locus high concentration, when the rayed tumor locus of specific wavelength, knub position namely produces fluorescence, reconstructs fluoroscopic image, clear tumor locus and the normal structure image observed of energy improves accuracy and the effectiveness of optical dynamic therapy diagnosis location.Light power fluorescence diagnosis location and the required fluorescence excitation for the treatment of technology and treatment light source, requirement according to the sensitiser absorption peak value, and carry out filtering mode as xenon source, on the aspects such as luminous power, wavelength, unipolarity, be difficult to satisfy light power fluorescence diagnosis location and treatment technology requirement.
In sum, use clinically endoscope's arrowband imaging technique, autofluorescence diagnostic techniques, light power fluorescence diagnosis location technology, need to utilize different wave length, different classes of light source and endoscope to support the use.
Therefore, a kind of multipurpose medical endoscope illuminator replenishes as endoscope's medical light source, is of value to the further raising of endoscopic diagnosis technology, and observation and the diagnostic application that enlarges clinical medicine had certain help.
The utility model content
The purpose of this utility model is to solve problems of the prior art, and a kind of multipurpose medical endoscope illuminator is provided.
The technical solution adopted in the utility model is: a kind of multipurpose medical endoscope illuminator, comprise the joints of optical fibre, optics bundling device, white-light illuminating light source, LED monochromater and visible light LASER Light Source, the optics outfan of described white-light illuminating light source, the optics outfan of LED monochromater are connected the optics outfan and are connected with first input end, the second input and the 3rd input of optics bundling device respectively with the visible light LASER Light Source; The outfan of described optics bundling device is connected with the input of the joints of optical fibre; And described multipurpose medical endoscope illuminator also comprises for the duty of controlling white-light illuminating light source, LED monochromater and visible light LASER Light Source makes the output port timesharing of the joints of optical fibre export the control device of endoscope illumination white light, LED monochromatic light, visible light laser beam.
Wherein, described white-light illuminating light source comprises along the outgoing route of light beam white light source, the first optical focus assembly, filtering apparatus and the described optics outfan of spread configuration in turn, described filtering apparatus comprises substrate and is arranged on the optical filter of at least one different wave length on substrate, the central point of each optical filter equates with the distance of the intercardinal of substrate, and the central point of the first optical focus assembly is to spending equating perpendicular to the central point of the distance of the centrage of substrate and the optical filter distance to basic point of basic point; Described white-light illuminating light source comprises that also the drive substrate is around the actuator that is controlled by described control device of its basic point rotation.
Wherein, described white-light illuminating light source comprises along the outgoing route of light beam white light source, the first optical focus assembly, filtering apparatus and the described optics outfan of spread configuration in turn, described filtering apparatus comprises an optical filter, the central point of the central point of described optical filter and the first optical focus assembly over against.
Wherein, described white light source is xenon source.
Wherein, described LED monochromater comprises according to the outgoing route of the light beam LED light source that is controlled by described control device, the second optical focus assembly and the described optics outfan of spread configuration in turn.
Wherein, the wave-length coverage of described LED light source is 375nm～900nm.
Wherein, described visible light LASER Light Source comprises according to the outgoing route of light beam the semiconductor laser chip group that is controlled by described control device, the 3rd optical focus assembly and the described optics outfan of spread configuration in turn.
Wherein, the wave-length coverage of described semiconductor laser chip group is 375nm～900nm.
The beneficial effects of the utility model are: multipurpose medical endoscope illuminator described in the utility model can support the use with existing endoscope, and the output port by the joints of optical fibre obtains the required arrowband chromatograph light of endoscope's white illumination light, the arrowband imaging technique of timesharing output and LED monochromatic light, visible light laser.This light source can be used as endoscope's arrowband imaging technique lighting source, also can be used as autofluorescence diagnostic techniques excitation source, also can be used as light power fluorescence diagnosis localized excitation light source and photodynamic therapy light source.This shows, multipurpose medical endoscope illuminator of the present utility model has solved the problem that Different Light equipment need to be changed in existing splanchnoscopy same position, be conducive to clinical medicine and realize the application such as narrow band imaging (NBI), Autofluorescence technology (IFS), light power fluorescence localization diagnostic techniques PDD, optical dynamic therapy PDT technology under video image dendoscope, reach the purpose of multipurpose medical endoscope illuminator.
Description of drawings
Fig. 1 shows a kind of enforcement structure according to multipurpose medical endoscope illuminator described in the utility model;
Fig. 2 is optics bundling device shown in Figure 1;
Fig. 3 is the structural representation of white-light illuminating light source shown in Figure 1;
Fig. 4 is the structural representation of filtering apparatus shown in Figure 3;
Fig. 5 is the structural representation of LED monochromater shown in Figure 1;
Fig. 6 is the structural representation of visible light LASER Light Source shown in Figure 1.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, multipurpose medical endoscope illuminator of the present utility model comprises that the joints of optical fibre 1, optics bundling device 2, white-light illuminating light source 3(are as the xenon lamp with filtering apparatus), LED monochromater 4, visible light LASER Light Source 5 and control device.As shown in Figure 2, this optics bundling device 2 is three-in-one bundling device, has first, second, and third input 22,23 and 24.The optics outfan 31 of this white-light illuminating light source 3 is connected with the first input end 22 of optics bundling device 2, the optics outfan 41 of LED monochromater 4 is connected with the second input 23 of optics bundling device 2, and the optics outfan 51 of visible light LASER Light Source 5 is connected with the 3rd input 24 of optics bundling device 2; The outfan 21 of this optics bundling device 2 is connected with the input of the joints of optical fibre 1; This control device 6 is used for controlling the duty of white-light illuminating light source 3, LED monochromater 4, visible light LASER Light Source 5, makes output port timesharing output endoscope illumination white light (comprising the light that narrow band imaging is required), LED monochromatic light, the visible light laser beam of the joints of optical fibre 1.
as shown in Figure 3, this white-light illuminating light source 3 comprise along the outgoing route of light beam in turn spread configuration be for example the white light source 34 of xenon source, the first optical focus assembly 33, filtering apparatus 32 and optics outfan 31, as shown in Figure 4, this filtering apparatus 32 comprises substrate and is arranged on the optical filter 321 of at least one different wave length on substrate, the central point of each optical filter 321 equates with the distance of the intercardinal of substrate, the central point of the first optical focus assembly 33 is to spending equating perpendicular to the central point of the distance of the centrage of substrate and the optical filter distance to basic point of basic point, this white-light illuminating light source 3 comprises that also the drive substrate is around the actuator of its basic point rotation, this actuator is controlled by control device 6, under the control of control device 6, the central point of the optical filter of the different wave length on filtering apparatus 32 is moved on the central point of the first optical focus assembly 33, like this, the light beam that xenon source 34 sends will incide on the optical filter of a certain wavelength in filtering apparatus 32 after focusing on through the first optical focus assembly 33, and through 31 outputs of optics outfan.
For the embodiment of an optical filter of configuration, the central point that also can make the central point of optical filter 321 and the first optical focus assembly 33 over against.
As shown in Figure 5, this LED monochromater 4 comprises according to the outgoing route of light beam LED light source 43, the second optical focus assembly 42 and the optics outfan 41 of spread configuration in turn, optics outfan 41 is connected with the input 24 of optics bundling device 2, and the state of LED light source 43 (namely whether luminous) is controlled by control device 6.The wavelength of this LED light source 43 can be chosen as 405nm, satisfies the requirement of blood porphyrin photosensitizer fluorescence excitation source.
As shown in Figure 6, this visible light LASER Light Source 5 comprises according to the outgoing route of light beam semiconductor laser chip group 53, the 3rd optical focus assembly 52 and the optics outfan of spread configuration in turn, optics outfan 51 is connected with the input 23 of optics bundling device 2, and the state of semiconductor laser chip group 53 (namely whether sending laser) is controlled by control device 6; The wavelength of this semiconductor laser chip group 53 can be chosen as 408nm, to satisfy the requirement of autofluorescence excitation source.
Control the duty of white-light illuminating light source 3, LED monochromater 4 and visible light LASER Light Source 5 by control device 6, can timesharing on the outfan of the joints of optical fibre 1 output endoscope illumination white light (comprise narrow band imaging institute light requirement), Autofluorescence technology (IFS), light power fluorescence localization diagnostic techniques PDD, optical dynamic therapy PDT technology etc. use required light beam, satisfy the requirement of endoscope diagnosis.
It is disclosed optical focus assembly in the Chinese invention patent of ZL201010215182.6 that above-mentioned first, second, and third optical focus assembly can adopt the patent No., namely comprise the first optical lens, the second optical lens, focussed collimated lens and heat shield, light beam passes through heat shield, in turn through the first optical lens shaping, focus on the focussed collimated lens through the second optical lens, the output of line focus collimating lens.
Being only this utility model preferred embodiment in sum, is not to limit practical range of the present utility model.Be that all equivalences of doing according to the content of this utility model claim change and modify, all should belong to technology category of the present utility model.
Claims (8)
1. multipurpose medical endoscope illuminator, it is characterized in that: comprise the joints of optical fibre (1), optics bundling device (2), white-light illuminating light source (3), LED monochromater (4) and visible light LASER Light Source (5), the optics outfan (31) of described white-light illuminating light source (3), the optics outfan (41) of LED monochromater (4) are connected 5 with the visible light LASER Light Source) optics outfan (51) be connected with first input end (22), the second input (23) and the 3rd input (24) of optics bundling device (2) respectively; The outfan (21) of described optics bundling device (2) is connected with the input of the joints of optical fibre (1); And described multipurpose medical endoscope illuminator also comprises for the duty of controlling white-light illuminating light source (3), LED monochromater (4) and visible light LASER Light Source (5) makes the output port timesharing of the joints of optical fibre (1) export the control device (6) of endoscope illumination white light, LED monochromatic light, visible light laser beam.
2. multipurpose medical endoscope illuminator according to claim 1, it is characterized in that: described white-light illuminating light source (3) comprises along the outgoing route of the light beam white light source of spread configuration (34) in turn, the first optical focus assembly (33), filtering apparatus (32) and described optics outfan (31), described filtering apparatus (32) comprises substrate and is arranged on the optical filter (321) of at least one different wave length on substrate, the central point of each optical filter (321) equates with the distance of the intercardinal of substrate, the central point of the first optical focus assembly (33) is to spending equating perpendicular to the central point of the distance of the centrage of substrate and the optical filter distance to basic point of basic point, described white-light illuminating light source comprises that also the drive substrate is around the actuator that is controlled by described control device (6) of its basic point rotation.
3. multipurpose medical endoscope illuminator according to claim 1, it is characterized in that: described white-light illuminating light source (3) comprises along the outgoing route of the light beam white light source of spread configuration (34), the first optical focus assembly (33), filtering apparatus (32) and described optics outfan (31) in turn, described filtering apparatus (32) comprises an optical filter (321), the central point of the central point of described optical filter (321) and the first optical focus assembly (33) over against.
4. according to claim 2 or 3 described multipurpose medical endoscope illuminators, it is characterized in that: described white light source (31) is xenon source.
5. multipurpose medical endoscope illuminator according to claim 1 is characterized in that: described LED monochromater (4) comprises according to the outgoing route of the light beam LED light source that is controlled by described control device (43), the second optical focus assembly (42) and the described optics outfan (41) of spread configuration in turn.
6. multipurpose medical endoscope illuminator according to claim 5, it is characterized in that: the wave-length coverage of described LED light source (43) is 375nm～900nm.
7. multipurpose medical endoscope illuminator according to claim 1 is characterized in that: described visible light LASER Light Source (5) comprises according to the outgoing route of light beam the semiconductor laser chip group (53) that is controlled by described control device (6), the 3rd optical focus assembly (52) and the described optics outfan (51) of spread configuration in turn.
8. multipurpose medical endoscope illuminator according to claim 7, it is characterized in that: the wave-length coverage of described semiconductor laser chip group (53) is 375nm～900nm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220376955 CN202960439U (en) | 2012-08-01 | 2012-08-01 | Multi-purpose light source for medical endoscope |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220376955 CN202960439U (en) | 2012-08-01 | 2012-08-01 | Multi-purpose light source for medical endoscope |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104274148A (en) * | 2014-09-28 | 2015-01-14 | 安徽中科医药成像技术科技有限公司 | Imaging system |
| CN105919543A (en) * | 2016-05-31 | 2016-09-07 | 深圳市中科康医疗科技有限公司 | Multispectral endoscope imaging image acquisition method and system |
| CN106308731A (en) * | 2016-08-31 | 2017-01-11 | 北京数字精准医疗科技有限公司 | Endoscopic multi-spectrum excited imaging system |
| CN108618743A (en) * | 2018-07-16 | 2018-10-09 | 鹰利视医疗科技有限公司 | A kind of Multipurpose endoscope light source |
| CN109549615A (en) * | 2018-11-29 | 2019-04-02 | 深圳信息职业技术学院 | The device and method of oxygen saturation endoscope monitoring optical dynamic therapy effect |
| CN110198653A (en) * | 2017-01-20 | 2019-09-03 | 威里利生命科学有限责任公司 | Simultaneously visible and fluorescence endoscope imaging |
| CN112603240A (en) * | 2020-12-16 | 2021-04-06 | 刘奇为 | Medical endoscope system capable of realizing intelligent image processing |
| CN113648547A (en) * | 2021-09-01 | 2021-11-16 | 北京理工大学 | Photodynamic accurate diagnosis and treatment device under guidance of multimode image and working method thereof |
| CN115381389A (en) * | 2021-05-24 | 2022-11-25 | 山东威高宏瑞医学科技有限公司 | System and method for measuring absolute size of focus under endoscope |
| CN116712020A (en) * | 2023-07-05 | 2023-09-08 | 苏州璞煜科技服务有限公司 | Multispectral cold light source system for medical endoscope |
-
2012
- 2012-08-01 CN CN 201220376955 patent/CN202960439U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104274148A (en) * | 2014-09-28 | 2015-01-14 | 安徽中科医药成像技术科技有限公司 | Imaging system |
| CN105919543A (en) * | 2016-05-31 | 2016-09-07 | 深圳市中科康医疗科技有限公司 | Multispectral endoscope imaging image acquisition method and system |
| CN106308731A (en) * | 2016-08-31 | 2017-01-11 | 北京数字精准医疗科技有限公司 | Endoscopic multi-spectrum excited imaging system |
| CN110198653A (en) * | 2017-01-20 | 2019-09-03 | 威里利生命科学有限责任公司 | Simultaneously visible and fluorescence endoscope imaging |
| CN110198653B (en) * | 2017-01-20 | 2022-05-17 | 威里利生命科学有限责任公司 | Simultaneous visible and fluorescence endoscopic imaging |
| CN108618743A (en) * | 2018-07-16 | 2018-10-09 | 鹰利视医疗科技有限公司 | A kind of Multipurpose endoscope light source |
| CN109549615A (en) * | 2018-11-29 | 2019-04-02 | 深圳信息职业技术学院 | The device and method of oxygen saturation endoscope monitoring optical dynamic therapy effect |
| CN112603240A (en) * | 2020-12-16 | 2021-04-06 | 刘奇为 | Medical endoscope system capable of realizing intelligent image processing |
| CN115381389A (en) * | 2021-05-24 | 2022-11-25 | 山东威高宏瑞医学科技有限公司 | System and method for measuring absolute size of focus under endoscope |
| CN113648547A (en) * | 2021-09-01 | 2021-11-16 | 北京理工大学 | Photodynamic accurate diagnosis and treatment device under guidance of multimode image and working method thereof |
| CN116712020A (en) * | 2023-07-05 | 2023-09-08 | 苏州璞煜科技服务有限公司 | Multispectral cold light source system for medical endoscope |
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