CN109171661A - Fluoroscopic visualization checks system excitation light source - Google Patents
Fluoroscopic visualization checks system excitation light source Download PDFInfo
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- CN109171661A CN109171661A CN201811182748.2A CN201811182748A CN109171661A CN 109171661 A CN109171661 A CN 109171661A CN 201811182748 A CN201811182748 A CN 201811182748A CN 109171661 A CN109171661 A CN 109171661A
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- light source
- system excitation
- excitation light
- visible light
- fluoroscopic visualization
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0033—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room
- A61B5/004—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room adapted for image acquisition of a particular organ or body part
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0071—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by measuring fluorescence emission
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- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Radiology & Medical Imaging (AREA)
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- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The present invention relates to Imaging-PAM fields, are related to fluoroscopic visualization and check system excitation light source.Fluoroscopic visualization checks that system excitation light source includes shell, light source bracket, laser source, visible light source and observation channel；Observation is provided with light collector in channel.When in use, shell is directly contacted with body tissue surface, the exciting light of body tissue surface reflection can be blocked by device itself in this way, and the exciting light for penetrating body tissue is irradiated to fluorescence caused by ICG, but it can be penetrated in channel from device center, and received by light collector, influence of a large amount of reflected excitation lights to picture is avoided, image effect is enhanced.Light collector can receive the visible light of visible light source sending, in post-processing, can by after fluorescence image processing with the color image of specific color addition to visible light on, allow surgical staff to see the entirety of field of operation simultaneously and the case where lymph body therein, surgical staff is facilitated to use.
Description
Technical field
The present invention relates to Imaging-PAM fields, check system excitation light source in particular to fluoroscopic visualization.
Background technique
Sentinel lymph node is the special lymph node in primary tumo(u)r drainage regional lymph nodes, is that lymph node occurs for primary tumo(u)r
Shift first necessary lymph node.The clinical application of sentinel lymph node biopsy makes the mammary gland that axillary gland does not shift
Carninomatosis people avoids axillary lymph node dissection, so as to avoid corresponding postoperative complication such as upper limb lymphedema etc., greatly mentions
The high quality of life of patient, therefore be concerned by people.
There are three types of methods at present to detect sentinel lymph node: blue dyes method, the method is more traditional, uses the indigo plants such as methylene blue
Color stain, effect is bad, and doctor is needed to have very long learning curve.(2) nucleic probe method, because being related to radioactive element,
There is certain radiation effects to human body, can cause environmental pollution simultaneously, use is also more troublesome, does not promote in clinic
It opens, and device systems are more expensive.(3) fluorescent penetrant method, this is a kind of newest detection method quickly, safe, uses fluorescence
Detection device watches indocyanine green (ICG) fluorescence, can be quickly found out sentinel lymph node, and be imaged over the display.
ICG vein or be subcutaneously injected into vivo after, rapidly and protein combine, ICG by 700-800nm exciting light photograph
Penetrate the fluorescence for generating 800-900nm.Because ICG fluorescence belongs near infrared light, human eye can not be observed directly, so needing fluorescence
Detection device is observed.Therefore fluorescent penetrant method image quality directly affects the judgement and operation effect of sentinel lymph node position
Fruit.
In sentinel lymph node biopsy operation, the lymph node position of most of patients is relatively deep, in noninvasive situation, uses
Conventional fluorescent detection device is difficult to observe the specific location of lymph node.It causes repeatedly to observe, and estimates lymph node position, make
At the cumbersome of operation and increase the fault possibility estimated.
Therefore it provides a kind of fluoroscopic visualization easy to use checks that system excitation light source becomes those skilled in the art and wanted
The important technological problems of solution.
Summary of the invention
The purpose of the present invention is to provide a kind of fluoroscopic visualizations to check system excitation light source, is used in the prior art with alleviating
Inconvenient technical problem.
The embodiment of the invention provides a kind of fluoroscopic visualizations to check system excitation light source, including shell, light source bracket, laser
Source, visible light source and observation channel；
The light source bracket, the laser source, the visible light source and the observation channel are arranged in the shell；
The light source bracket is set in the observation channel outer wall, and the laser source and the visible light source are arranged at institute
It states on light source bracket；
Light collector is provided in the observation channel.
The first possible embodiment provided in an embodiment of the present invention, wherein the optical maser wavelength that above-mentioned laser source issues
Between 781-789nm.
Second of possible embodiment provided in an embodiment of the present invention, wherein the optical maser wavelength that above-mentioned laser source issues
For 785nm.
The third possible embodiment provided in an embodiment of the present invention, wherein be provided in above-mentioned observation channel multiple
For detecting the detector of different wave length fluorescence.
4th kind of possible embodiment provided in an embodiment of the present invention, wherein above-mentioned detector includes for detecting wave
Grow the first detector of 820-830nm, for Detection wavelength in the second detector of 830-840nm and for Detection wavelength
In the third detector of 840-850nm.
5th kind of possible embodiment provided in an embodiment of the present invention, wherein be provided with and be used in above-mentioned observation channel
Filter the optical filter of laser.
6th kind of possible embodiment provided in an embodiment of the present invention, wherein be provided with connection in above-mentioned observation channel
Seat, the filter are detachably connected with the attachment base.
7th kind of possible embodiment provided in an embodiment of the present invention, wherein above-mentioned laser source and the visible light source
It is fixedly connected with the light source bracket.
8th kind of possible embodiment provided in an embodiment of the present invention, wherein above-mentioned laser source and the visible light source
It is disposed alternately on the light source bracket.
9th kind of possible embodiment provided in an embodiment of the present invention, wherein be provided on above-mentioned shell for controlling
The switch of the laser source opening and closing.
The utility model has the advantages that
The embodiment of the invention provides a kind of fluoroscopic visualizations to check system excitation light source, including shell, light source bracket, laser
Source, visible light source and observation channel；Light source bracket, laser source, visible light source and observation channel are arranged in shell；Light source branch
Frame is set in observation channel outer wall, and laser source and visible light source are arranged on light source bracket；Light receipts are provided in observation channel
Storage.When in use, shell is directly contacted with body tissue surface, and the exciting light of such body tissue surface reflection can be by device
The exciting light for itself being blocked, and penetrating body tissue is irradiated to fluorescence caused by ICG, can but lead to from device center
Road is penetrated, and is received by light collector, has been blocked skin or body tissue surface reflection to return the useless of fluorescence detection device and has been swashed
It shines, avoids influence of a large amount of reflected excitation lights to picture, improve the signal-to-noise ratio of image, enhance image effect.Meanwhile
Light collector can receive visible light source sending visible light, in post-processing, can by after fluorescence image processing with specific
Color addition to the color image of visible light on, allow surgical staff to see the entirety of field of operation and therein simultaneously
The case where lymph body, adapts to viewing and the thinking habit of surgical staff to the greatest extent, promotes procedure efficiency and correctness, convenient
Surgical staff uses.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention are in specification, claims
And specifically noted structure is achieved and obtained in attached drawing.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram that fluoroscopic visualization provided in an embodiment of the present invention checks system excitation light source；
Fig. 2 is the bottom view that fluoroscopic visualization provided in an embodiment of the present invention checks system excitation light source.
Icon: 100- shell；200- light source bracket；300- laser source；400- visible light source；500- observes channel；
510- detector；520- optical filter；530- attachment base；600- light collector；700- body tissue.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
With reference to shown in Fig. 1-Fig. 2:
The embodiment of the invention provides a kind of fluoroscopic visualizations to check system excitation light source, including shell 100, light source bracket
200, laser source 300, visible light source 400 and observation channel 500；Light source bracket 200, laser source 300, visible light source 400 and sight
Channel 500 is examined to be arranged in shell 100；Light source bracket 200 is set in observation 500 outer wall of channel, laser source 300 and visible light
Source 400 is arranged on light source bracket 200；Observation is provided with light collector 600 in channel 500.
The embodiment of the invention provides a kind of fluoroscopic visualizations to check system excitation light source, including shell 100, light source bracket
200, laser source 300, visible light source 400 and observation channel 500；Light source bracket 200, laser source 300, visible light source 400 and sight
Channel 500 is examined to be arranged in shell 100；Light source bracket 200 is set in observation 500 outer wall of channel, laser source 300 and visible light
Source 400 is arranged on light source bracket 200；Observation is provided with light collector 600 in channel 500.When in use, shell 100 with
700 surface of body tissue directly contacts, and the exciting light of such 700 surface reflection of body tissue can be blocked by device itself, and
The exciting light for penetrating body tissue 700 is irradiated to fluorescence caused by ICG, but can the institute of channel 500 is thoroughly from device center
It crosses, and is received by light collector 600, blocked skin or 700 surface reflection of body tissue to return the useless of fluorescence detection device and swashed
It shines, avoids influence of a large amount of reflected excitation lights to picture, improve the signal-to-noise ratio of image, enhance image effect.Meanwhile
Light collector 600 can receive the visible light of the sending of visible light source 400, can will be after fluorescence image processing in post-processing
On the color image of specific color addition to visible light, allow surgical staff see simultaneously field of operation entirety and
The case where lymph body therein, adapts to viewing and the thinking habit of surgical staff to the greatest extent, promotes procedure efficiency and correct
Property, facilitate surgical staff to use.
By setting laser source 300 and visible light source 400, the laser that laser source 300 issues can excite on being irradiated to IGG
Fluorescence, at this time fluorescence and visible light all can times light collector 600 collect, in subsequent imaging, medical worker can be from end
The body tissue 700 containing fluorescent material and other body tissues without containing fluorescent material are clearly seen that in end display equipment
700, facilitate medical worker to operate and judge.
In the optinal plan of the present embodiment, the optical maser wavelength that laser source 300 issues is between 781-789nm.
In the optinal plan of the present embodiment, the optical maser wavelength that laser source 300 issues is 785nm.
Specifically, being irradiated by laser of the optical maser wavelength between 781-789nm to IGG, fluorescence can be improved
Illumination effect further increases image effect.
Specifically, the optical maser wavelength that laser source 300 issues is 785nm.
In the optinal plan of the present embodiment, observes and be provided with multiple inspections for being used to detect different wave length fluorescence in channel 500
Survey device 510.
In the optinal plan of the present embodiment, detector 510 includes the first detection for Detection wavelength in 820-830nm
Device 510, for Detection wavelength the second detector 510 of 830-840nm and for Detection wavelength 840-850nm third
Detector 510.
Specifically, being provided with multiple detectors 510 in observation channel 500, multiple detectors 510 are different for receiving detection
The fluorescence of wavelength, is then synthesized by processor, and the display effect of fluorescence imaging is improved.
In the optinal plan of the present embodiment, the optical filter 520 being provided in channel 500 for filtering laser is observed.
It is 781-789nm's to wavelength by optical filter 520 specifically, being provided with optical filter 520 in observation channel 500
Laser is filtered, and further increases fluorescence imaging effect.
In the optinal plan of the present embodiment, observes and be provided with attachment base 530 in channel 500, filter and attachment base 530 can
Dismantling connection.
Specifically, being provided with attachment base 530 in observation channel 500, filter is removably arranged on attachment base 530,
Filter can be replaced as needed.
In the optinal plan of the present embodiment, laser source 300 and visible light source 400 are fixedly connected with light source bracket 200.
In the optinal plan of the present embodiment, laser source 300 and visible light source 400 are disposed alternately on light source bracket 200.
Wherein, laser source 300 and visible light source 400 are fixed on light source bracket 200, and laser source 300 and can
Light-exposed source 400 is arranged alternately.
In the optinal plan of the present embodiment, the switch for controlling the opening and closing of laser source 300 is provided on shell 100.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (10)
1. a kind of fluoroscopic visualization checks system excitation light source characterized by comprising shell, light source bracket, laser source, visible
Light source and observation channel；
The light source bracket, the laser source, the visible light source and the observation channel are arranged in the shell；
The light source bracket is set in the observation channel outer wall, and the laser source and the visible light source are arranged at the light
On the bracket of source；
Light collector is provided in the observation channel.
2. fluoroscopic visualization according to claim 1 checks system excitation light source, which is characterized in that the laser source issued
Optical maser wavelength is between 781-789nm.
3. fluoroscopic visualization according to claim 2 checks system excitation light source, which is characterized in that the laser source issued
Optical maser wavelength is 785nm.
4. fluoroscopic visualization according to claim 1 checks system excitation light source, which is characterized in that set in the observation channel
It is equipped with multiple for detecting the detector of different wave length fluorescence.
5. fluoroscopic visualization according to claim 4 checks system excitation light source, which is characterized in that the detector includes using
It in the second detector of 830-840nm and is used in Detection wavelength in the first detector of 820-830nm, for Detection wavelength
Third detector of the Detection wavelength in 840-850nm.
6. fluoroscopic visualization according to claim 1 checks system excitation light source, which is characterized in that set in the observation channel
It is equipped with the optical filter for filtering laser.
7. fluoroscopic visualization according to claim 6 checks system excitation light source, which is characterized in that set in the observation channel
It is equipped with attachment base, the filter is detachably connected with the attachment base.
8. fluoroscopic visualization according to claim 1 checks system excitation light source, which is characterized in that the laser source and described
Visible light source is fixedly connected with the light source bracket.
9. fluoroscopic visualization according to claim 8 checks system excitation light source, which is characterized in that the laser source and described
Visible light source is disposed alternately on the light source bracket.
10. -9 described in any item fluoroscopic visualizations check system excitation light source according to claim 1, which is characterized in that the shell
The switch for controlling the laser source opening and closing is provided on body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811182748.2A CN109171661A (en) | 2018-10-10 | 2018-10-10 | Fluoroscopic visualization checks system excitation light source |
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| CN201811182748.2A CN109171661A (en) | 2018-10-10 | 2018-10-10 | Fluoroscopic visualization checks system excitation light source |
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Cited By (3)
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| CN111458321A (en) * | 2020-05-22 | 2020-07-28 | 南京诺源医疗器械有限公司 | Diagnostic system based on lesion site fluorescence feedback |
| CN111493827A (en) * | 2020-04-23 | 2020-08-07 | 南京诺源医疗器械有限公司 | Fluorescence radiography inspection system based on 785nm wavelength light source |
| CN111803035A (en) * | 2020-07-20 | 2020-10-23 | 重庆市中医院 | Near-infrared lymph development detection system |
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Application publication date: 20190111 |