CN208552044U - A kind of image transmission and display device of magnetic resonance compatible - Google Patents
A kind of image transmission and display device of magnetic resonance compatible Download PDFInfo
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- CN208552044U CN208552044U CN201720982771.4U CN201720982771U CN208552044U CN 208552044 U CN208552044 U CN 208552044U CN 201720982771 U CN201720982771 U CN 201720982771U CN 208552044 U CN208552044 U CN 208552044U
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Abstract
The utility model discloses a kind of image transmission of magnetic resonance compatible and display devices, including PC machine, projector, pre-objective group, image-carrying fiber bundle, relay objective group, projection image planes and the eyepiece group set gradually from left to right, PC machine and projector constitute the Image Terminal of output virtual reality scenario, Image Terminal and pre-objective group are all set in outside nuclear-magnetism inspection chamber, and relay objective group, projection image planes and eyepiece group are all set in nuclear-magnetism and check inside indoor NMR imaging magnet chamber；Image Terminal generates dynamic image, checks indoor transmission to nuclear-magnetism outside nuclear-magnetism inspection chamber by pre-objective group, image-carrying fiber bundle and relay objective group completion dynamic image, human eye observes the dynamic image in projection image planes by eyepiece group.The utility model has the claustrophobia function of alleviating or eliminate patient by virtual reality scenario, and patient is helped to smoothly complete MRI inspection.
Description
Technical field
The utility model relates to the auxiliary devices of magnetic resonance examination, and more specifically, it relates to a kind of magnetic resonance compatibles
Image transmission and display device.
Background technique
Magnetic resonance imaging (Magnetic Resonance Imaging, MRI) is important clinical imaging tool.It puts under house arrest
Neurosis is a kind of psychological disease, due to the most narrow space of existing MRI machine, closed, it is easy to generate patient nervous
With fear, the breaking-out of claustrophobia patient claustrophobia is induced, MRI image quality is influenced, even results in being forced for inspection
It interrupts.Therefore, how to alleviate or eliminate the claustrophobia of patient, help patient to smoothly complete MRI inspection, be the skill of this field
An art personnel technical problem urgently to be resolved.
Currently, commonly improving the method that claustrophobia patient MRI checks success rate includes that hardware facility improves, is psychological
The methods of nursing, acclimatization training and use sedative.Wherein, the improvement of MRI hardware facility can be from design open magnet, increasing
Illuminance etc. between area and raising magnet between big magnet, but its difficulty is big, at high cost.When mental nursing and acclimatization training
Between long, low efficiency.It is fair using the Checking on effect of sedative, but most of patients is reluctant to receive, and not due to patient falls asleep's time
It easily grasps, also influences the inspection of MRI.Therefore clinically there is an urgent need to a kind of methods of better and safer to assist claustrophobia
Patient completes MRI and checks.
Utility model content
The purpose of this utility model is to overcome deficiency in the prior art, the image for providing a kind of magnetic resonance compatible is passed
Defeated and display device is efficiently solved claustrophobia patient and is feared when doing magnetic resonance examination by the application of virtual reality
Fear psychology.
The purpose of this utility model is achieved through the following technical solutions.
The image transmission and display device of a kind of magnetic resonance compatible of the utility model, are made of device noumenon, the dress
Setting ontology includes the PC machine set gradually from left to right, projector, pre-objective group, image-carrying fiber bundle, relay objective group, projection
Image planes and eyepiece group, the PC machine and projector constitute the Image Terminal of output virtual reality scenario, and the Image Terminal is with before
Glove microscope group is all set in outside nuclear-magnetism inspection chamber, and the relay objective group, projection image planes and eyepiece group are all set in nuclear-magnetism inspection
It looks into inside indoor NMR imaging magnet chamber；
Image Terminal outside nuclear-magnetism inspection chamber generates dynamic image, and the premenstrual glove microscope group diminution of dynamic image projects biography picture
It is transmitted in fiber optic bundle, is imaged in the relayed objective lens enlarging projection of the dynamic image of image-carrying fiber bundle end to projection image planes
Display completes dynamic image outside nuclear-magnetism inspection chamber to nuclear-magnetism inspection by pre-objective group, image-carrying fiber bundle and relay objective group
Indoor transmission is looked into, human eye observes the dynamic image in projection image planes by eyepiece group.
The pre-objective group is formed by lens combination, is received the dynamic image that Image Terminal issues and is reduced projection
It is transmitted into adjacent image-carrying fiber bundle.
The relay objective group is formed by lens combination, is received the dynamic image of image-carrying fiber bundle tip transition and is put
It projects greatly and is shown in projection image planes.
The image-carrying fiber bundle is made of mini optical fibre, and electro-magnetic screen layer, the biography are coated on the image-carrying fiber bundle
As the optical signaling paths of fiber optic bundle are by being transmitted to detection unit region in nuclear-magnetism inspection chamber, the biography picture outside nuclear-magnetism inspection chamber
The pixel resolution of fiber optic bundle reaches 300,000 pixels or more.
The eyepiece group is binocular eyepiece, by the two discrete and symmetrical images projected in image planes in observer
An image is synthesized on retina.
The PC machine is connected with projector by cable.
Compared with prior art, beneficial effect brought by the technical solution of the utility model is:
(1) in the utility model, the PC machine and projector of built-in virtual reality software collectively form Image Terminal, complete empty
The output of quasi- reality scene, Image Terminal are placed in outside nuclear-magnetism inspection chamber, and relay objective group, projection image planes and eyepiece group are set to
Nuclear-magnetism checks inside indoor NMR imaging magnet chamber, will not generate electromagnetic interference to MRI checking process magnetic field environment；
(2) in the utility model, dynamic image carries out image diminution transmission by pre-objective group and relay objective group, puts
Dynamic image is checked that outdoor transmissions are examined to nuclear-magnetism from nuclear-magnetism by image-carrying fiber bundle Long Distant Transmit video signal by big display
Interior is looked into, dynamic and static magnetic field interference is further avoided, increases signal noise ratio (snr) of image；
(3) in the utility model, the dynamic image of relayed objective lens amplification projects and display is imaged in projection image planes, imprisons
It closes neurosis patient and the dynamic image in projection image planes is observed by eyepiece group in NMR imaging magnet chamber, to alleviate or disappear
Except the mood of its lines of strain and fear, it is helped to smoothly complete MRI inspection；
(4) in the utility model, image-carrying fiber bundle is extended to from outside nuclear-magnetism inspection chamber in nuclear-magnetism inspection chamber, miniature by more
Optical fiber composition has the characteristics that diameter is small, imaging effect is clear, can be appropriately curved, is able to satisfy high-definition virtual scene video long distance
Requirement from transmission；
(5) in the utility model, eyepiece group is binocular eyepiece, two for image planes will to be projected it is discrete and bilateral symmetry
Image an image is synthesized on observer's retina.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Appended drawing reference: 1PC machine；2 projectors；3 pre-objective groups；
4 image-carrying fiber bundles；5 relay objective groups；6 projection image planes；7 eyepiece groups.
Specific embodiment
The utility model will be further described with reference to the accompanying drawing.
Virtual reality (Virtual Reality System, VR) is that the void of a three-dimensional space is generated using computer simulation
The quasi- world, provides simulation of the user about sense organs such as vision, the sense of hearing, tactiles, allows user as being personally on the scene, can be with
In time, the things in three-dimensional space is observed without limitation.It can be used to that patient is helped to overcome neurosis, and auxiliary patient completes
MRI is checked.But due to the influence of MRI high-intensity magnetic field, any metal and electric device cannot be had in nuclear-magnetism inspection chamber.And VR is broadcast
Place system needs to be placed on outside nuclear-magnetism inspection chamber, and can not use in its message transmitting procedure due to containing electronic device
Any metal medium is conducted.
As shown in Figure 1, the image transmission and display device of a kind of magnetic resonance compatible of the utility model, including from left to right
PC machine 1, projector 2, pre-objective group 3, image-carrying fiber bundle 4, relay objective group 5, projection image planes 6 and the eyepiece group set gradually
7.Virtual reality software built in the PC machine 1, the PC machine 1 are connected with projector 2 by cable, transmit telecommunications to each other
Number, it is transmitted in the form of optical signal between remaining part.The PC machine 1 and projector 2 constitute Image Terminal, major function
It is the output for completing corresponding virtual reality scenario (dynamic image), the Image Terminal and pre-objective group 3 are all set in core
Outside magnetic inspection chamber, it is ensured that it does not generate interference to MRI checking process magnetic field environment.The pre-objective group 3 is by lens combination
It forms, is able to achieve image and reduces transfer function, for receiving the dynamic image (such as video image) of Image Terminal sending and inciting somebody to action
It is projected is transmitted in adjacent image-carrying fiber bundle 4.
The image-carrying fiber bundle 4 is extended to from outside nuclear-magnetism inspection chamber in nuclear-magnetism inspection chamber, the relay objective group 5, projection
Image planes 6 and eyepiece group 7 are all set in nuclear-magnetism and check inside indoor NMR imaging magnet chamber.The image-carrying fiber bundle 4 is by several
Mini optical fibre composition, can reach hundreds of thousands root, pixel resolution reaches 300,000 pixels or more, is able to satisfy high-definition virtual scene video
The requirement transmitted at a distance.Electro-magnetic screen layer is coated on the image-carrying fiber bundle 4, the optical signal of the image-carrying fiber bundle 4 passes
Defeated path is by being transmitted to detection unit region in nuclear-magnetism inspection chamber (such as NMR imaging magnet chamber) outside nuclear-magnetism inspection chamber.In described
It is formed after objective lens 5 by lens combination, is able to achieve image zoom transfer function, for receiving 4 tip transition of image-carrying fiber bundle
Dynamic image and project it onto projection image planes 6 on show.The pre-objective group 3 and relay objective group 5 are respectively used to realize
The fiber optic bundle front end of video image passes picture and rear end relaying is passed as function.The eyepiece group 7 is binocular eyepiece, is used for projection image
Two on face 6 discrete and symmetrical images synthesize an image on observer's retina.
The present apparatus generates virtual reality scenario --- dynamic image by the Image Terminal being placed on outside nuclear-magnetism inspection chamber, and
Dynamic image is checked that outdoor transmissions are examined to nuclear-magnetism from nuclear-magnetism by pre-objective group 3, image-carrying fiber bundle 4 and relay objective group 5
Interior is looked into, it is avoided and electromagnetic interference is generated to nuclear-magnetism checking process.The premenstrual glove microscope group 3 of dynamic image of Image Terminal transmitting
Diminution projects to be transmitted in image-carrying fiber bundle 4, and the relayed amplification of objective lens 5 of the dynamic image of 4 end of image-carrying fiber bundle is thrown
It is mapped in projection image planes 6 and display is imaged, claustrophobia patient observes projection image by eyepiece group 7 in NMR imaging magnet chamber
Dynamic image on face 6.To alleviate or eliminate the mood of its lines of strain and fear, it is helped to smoothly complete MRI inspection.This is practical
It is novel in nuclear magnetic resonance room-outdoor between transmission and display virtual real scene, to eliminate claustrophobia patient MRI
The feared state of mind of inspection helps claustrophobia patient to go on smoothly MRI inspection well.
Although being described above in conjunction with function and the course of work of the attached drawing to the utility model, the utility model is simultaneously
It is not limited to above-mentioned concrete function and the course of work, the above mentioned embodiment is only schematical, rather than limits
Property, those skilled in the art are not departing from the utility model aims and right is wanted under the enlightenment of the utility model
It asks under protected ambit, many forms can also be made, these are belonged within the protection of the utility model.
Claims (6)
1. the image transmission and display device of a kind of magnetic resonance compatible, are made of device noumenon, which is characterized in that described device sheet
Body includes the PC machine (1) set gradually from left to right, projector (2), pre-objective group (3), image-carrying fiber bundle (4), relaying object
Microscope group (5), projection image planes (6) and eyepiece group (7), the PC machine (1) and projector (2) constitute the shadow of output virtual reality scenario
As terminal, the Image Terminal and pre-objective group (3) are all set in outside nuclear-magnetism inspection chamber, and the relay objective group (5) is thrown
Image plane (6) and eyepiece group (7) are all set in nuclear-magnetism and check inside indoor NMR imaging magnet chamber；
Image Terminal outside nuclear-magnetism inspection chamber generates dynamic image, and the premenstrual glove microscope group (3) of dynamic image, which is reduced, projects biography picture
Fiber optic bundle is transmitted in (4), the relayed objective lens of dynamic image (5) enlarging projection of image-carrying fiber bundle (4) end to projection
Display is imaged in image planes (6), dynamic image is completed by pre-objective group (3), image-carrying fiber bundle (4) and relay objective group (5)
Indoor transmission is checked to nuclear-magnetism outside nuclear-magnetism inspection chamber, and human eye observes the dynamic in projection image planes (6) by eyepiece group (7)
Image.
2. the image transmission and display device of magnetic resonance compatible according to claim 1, which is characterized in that the preceding glove
Microscope group (3) is formed by lens combination, is received the dynamic image and being reduced that Image Terminal issues and is projected adjacent pass as light
It is transmitted in fine beam (4).
3. the image transmission and display device of magnetic resonance compatible according to claim 1, which is characterized in that the relaying object
Microscope group (5) is formed by lens combination, receive image-carrying fiber bundle (4) tip transition dynamic image and by its enlarging projection to project
Image planes are shown on (6).
4. the image transmission and display device of magnetic resonance compatible according to claim 1, which is characterized in that the biography is as light
Fine beam (4) is made of mini optical fibre, and electro-magnetic screen layer is coated on the image-carrying fiber bundle (4), the image-carrying fiber bundle (4)
Optical signaling paths are by being transmitted to detection unit region in nuclear-magnetism inspection chamber, the image-carrying fiber bundle (4) outside nuclear-magnetism inspection chamber
Pixel resolution reach 300,000 pixels or more.
5. the image transmission and display device of magnetic resonance compatible according to claim 1, which is characterized in that the eyepiece group
(7) it is binocular eyepiece, two projected on image planes (6) discrete and symmetrical images is synthesized on observer's retina
One image.
6. the image transmission and display device of magnetic resonance compatible according to claim 1, which is characterized in that the PC machine
(1) it is connected with projector (2) by cable.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720982771.4U CN208552044U (en) | 2017-08-08 | 2017-08-08 | A kind of image transmission and display device of magnetic resonance compatible |
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| CN201720982771.4U CN208552044U (en) | 2017-08-08 | 2017-08-08 | A kind of image transmission and display device of magnetic resonance compatible |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107397593A (en) * | 2017-08-08 | 2017-11-28 | 华中科技大学同济医学院附属协和医院 | The image transmission and display device of a kind of magnetic resonance compatible |
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2017
- 2017-08-08 CN CN201720982771.4U patent/CN208552044U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107397593A (en) * | 2017-08-08 | 2017-11-28 | 华中科技大学同济医学院附属协和医院 | The image transmission and display device of a kind of magnetic resonance compatible |
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Granted publication date: 20190301 Termination date: 20190808 |