CN109691998B - Nuclear magnetic resonance instrument with brain scanning and common part imaging functions - Google Patents
Nuclear magnetic resonance instrument with brain scanning and common part imaging functions Download PDFInfo
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- CN109691998B CN109691998B CN201910187658.0A CN201910187658A CN109691998B CN 109691998 B CN109691998 B CN 109691998B CN 201910187658 A CN201910187658 A CN 201910187658A CN 109691998 B CN109691998 B CN 109691998B
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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
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
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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
- A61B5/0042—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 for the brain
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2576/00—Medical imaging apparatus involving image processing or analysis
- A61B2576/02—Medical imaging apparatus involving image processing or analysis specially adapted for a particular organ or body part
- A61B2576/026—Medical imaging apparatus involving image processing or analysis specially adapted for a particular organ or body part for the brain
Abstract
The invention discloses a nuclear magnetic resonance instrument with brain scanning and common part imaging functions, and relates to the technical field of nuclear magnetic resonance. The head fixing frame is fixedly connected with the sliding bed through the fixing component, the head of a user is fixed by the head fixing frame when the brain is scanned, a group of vertical plates are fixed at the edge of one surface of the sliding bed, and a group of guide rods are fixed between the two vertical plates. According to the invention, the guide rod and the positioning device are arranged, the affected part of the patient can be conveniently positioned by matching the second infrared transmitter and the infrared receiver in the scanning room, the head of the patient can be fixed by arranging the head fixing frame, and the head fixing frame can be conveniently installed and removed by matching the fixing component and the limiting plate, so that the problems that the affected part of the patient is inconvenient to position and the head fixing frame is inconvenient to install in the conventional nuclear magnetic resonance apparatus are solved.
Description
Technical Field
The invention belongs to the technical field of nuclear magnetic resonance, and particularly relates to a nuclear magnetic resonance instrument with brain scanning and common part imaging functions.
Background
Magnetic resonance imaging examination has become a common imaging examination method, and magnetic resonance imaging, as a novel imaging examination technology, has no influence on human health, but six groups of people are not suitable for magnetic resonance examination: even a person who is equipped with a cardiac pacemaker, a person who has or is suspected of having a metallic foreign body in an eyeball, a person who has a silver clip ligation of an aneurysm, a person who has a metallic foreign body or a metallic prosthesis in a body, a critically ill patient who is at risk of life, a patient with claustrophobia, and the like.
At present, the researcher uses the nuclear magnetic resonance technique to take a candid photograph of brain activity, then returns the image that the testee saw through the software, can carry out brain complement scanning, use the nuclear magnetic resonance technique to carry out the scanning formation of image to patient affected part in present hospital simultaneously, need fix the head when the brain is scanned, however current head mount is not convenient for install on the sliding bed, current nuclear magnetic resonance appearance is not convenient for carry out the location processing simultaneously, not convenient to use person's use.
Disclosure of Invention
The invention aims to provide a nuclear magnetic resonance apparatus with brain scanning and common part imaging functions, which is provided with a guide rod and a positioning device, facilitates the positioning of the affected part of a patient through the matching use of a second infrared emitter and an infrared receiver in a scanning room, can fix the head of the patient through a head fixing frame, and simultaneously facilitates the installation and the removal of the head fixing frame through the matching use of a fixing component and a limiting plate, thereby solving the problems that the existing nuclear magnetic resonance apparatus is inconvenient to position the affected part of the patient and install the head fixing frame.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a nuclear magnetic resonance apparatus with brain scanning and common part imaging functions, which comprises a scanning chamber, a sliding bed, a positioning device, a head fixing frame and a group of fixing components, wherein the head fixing frame is fixedly connected with the sliding bed through the fixing components, and the head of a user is fixed by using the head fixing frame during brain scanning;
a group of vertical plates are fixed at the edge of one surface of the sliding bed, a group of guide rods are fixed between the two vertical plates, a group of limiting plates are fixed on one surface of the sliding bed, and three through holes are formed in the limiting plates;
a connecting plate is fixed on the bottom surface of the head fixing frame, a group of positioning holes are formed in one surface of the connecting plate, and three through holes are formed in one inner wall of each positioning hole;
the positioning device comprises a sliding block, a limiting assembly is fixed on one side face of the sliding block, a group of annular holes are formed in one side face of the sliding block, the sliding block is in sliding fit with the sliding bed through the annular holes and a guide rod, a first infrared emitter is fixed on one surface of the sliding block and used for positioning a scanning part of a patient, a second infrared emitter is fixed on the other surface of the sliding block and used for positioning between the wound of the patient and a scanning room, and the first infrared emitter and the second infrared emitter are SFH756V in model;
the fixed assembly comprises a shell and a cover body, wherein a sliding block is fixed on the opposite inner walls of the shell, a sliding plate is arranged on the two sliding blocks in a sliding fit manner, a group of pull rods are fixed on one surface of each sliding plate, one end of each pull rod penetrates through one side of the shell and is fixed with a pull plate, the pull rods are in sliding fit with one side of the shell, a group of springs are fixed between the sliding plates and the inner wall of the shell, the springs are arranged on the outer surfaces of the pull rods in a surrounding manner, and the springs provide elasticity for fixing;
the sliding plate is fixed with three insertion rods relative to the other surface, one end of each insertion rod penetrates through the other side of the shell and is located outside the shell, and the insertion rods are in sliding fit with one side of the shell.
Further, spacing subassembly includes the diaphragm, diaphragm a surface and sliding block week side fixed connection, it has a set of slide bar and a threaded rod to run through on the diaphragm, slide bar and diaphragm sliding fit, threaded rod and diaphragm screw-thread fit, threaded rod one end is rotated through the bearing and is connected with a stopper, a set of arc mouth has been seted up to the stopper bottom surface, slide bar one end and stopper top surface fixed connection.
Furthermore, the threaded rod other end is fixed with a carousel, ten antiskid mouths have been seted up to carousel week side, slide bar one end is fixed with a spacing dish, slide block week side is fixed with a U-shaped handle.
Furthermore, the cross section of the arc-shaped opening is of a semicircular structure, the inner diameter of the arc-shaped opening is the same as the outer diameter of the guide rod, a rubber pad is fixed on the inner wall of the arc-shaped opening, and friction force between the arc-shaped opening and the guide rod is improved by the rubber pad.
Furthermore, a handle groove is formed in one surface of the pulling plate, the cross section of the handle groove is of a waist-shaped structure, a sponge cushion is fixedly bonded to the inner wall of the handle groove, and a user can conveniently hold the handle through the sponge cushion.
Furthermore, the bottom surfaces of the two shells are fixedly connected with the top surface of the sliding bed, the shells are opposite to the position of the limiting block, and the distance between the two shells is the same as the width of the connecting plate.
Furthermore, the cross sections of the through hole and the through hole are both in annular structures, the inner diameters of the through hole and the through hole are the same as the outer diameter of the plug rod, and the through hole, the through hole and the plug rod are opposite in position.
Furthermore, an infrared receiver is fixed on the inner wall of the scanning chamber, the infrared receiver, the first infrared emitter and the second infrared emitter are located on the same horizontal plane, and the model of the infrared receiver is RX-E064XP.
The invention has the following beneficial effects:
1. according to the invention, the position of the sliding block can be adjusted along the guide rod, the sliding block is moved to a position corresponding to the patient detection part through the position of the emission line of the first infrared emitter, the limiting block can be driven to move downwards through rotating the turntable and matching with the threaded rod and the sliding rod, the position of the sliding block can be limited through the pressure and friction between the arc-shaped opening and the guide rod, when the sliding bed slides to the scanning chamber, when the infrared rays emitted by the second infrared emitter are aligned with the infrared receiver in the scanning chamber, accurate positioning can be carried out, and the use of a user is facilitated.
2. The head fixing frame is arranged to fix the head of a patient, so that the head of the patient can be fixed conveniently, the pull plate, the pull rod and the sliding plate can be driven to move towards the outside of the shell by pulling the handle groove, the insertion rod is driven to be contained in the shell, the connecting plate can be inserted into the sliding bed through the matching use of the positioning hole and the limiting plate, the pull plate is loosened, the sliding plate can be driven to reset through the elastic force of the spring, the sliding plate drives the insertion rod to be inserted into the through hole and the through hole, so that the head fixing frame is fixed on the sliding bed, the head fixing frame is convenient to install and dismantle, and the use of a user is convenient.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of an MRI apparatus with brain scanning and general site imaging capabilities according to the present invention;
FIG. 2 is a schematic view of the scanning chamber of FIG. 1 with the scanning chamber removed;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a top view of the structure of FIG. 2;
FIG. 5 isbase:Sub>A cross-sectional view of the structure at A-A in FIG. 4;
FIG. 6 is a schematic structural view of the sliding bed;
FIG. 7 is a schematic view of the head mount from a bottom perspective;
FIG. 8 is a schematic diagram of a right-view angle of the positioning device;
FIG. 9 is a left-side view of the positioning device;
FIG. 10 is a schematic view of the structure of the fixing assembly;
FIG. 11 is a schematic structural view of the fixing assembly with the cover removed;
in the drawings, the components represented by the respective reference numerals are listed below:
1-scanning room, 2-sliding bed, 3-positioning device, 4-head fixing frame, 5-fixing component, 201-vertical plate, 202-guide rod, 203-limit plate, 204-through hole, 301-sliding block, 302-limit component, 303-annular hole, 304-first infrared emitter, 305-second infrared emitter, 306-horizontal plate, 307-sliding rod, 308-threaded rod, 309-limit block, 310-arc opening, 311-rotating plate, 312-limit plate, 313-U-shaped handle, 401-connecting plate, 402-positioning hole, 403-through hole, 501-shell, 502-cover body, 503-sliding block, 504-sliding plate, 505-pull rod, 506-pull plate, 507-spring, 508-plug rod and 509-handle groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-11, the present invention is a nuclear magnetic resonance apparatus with brain scanning and common part imaging functions, which includes a scanning room 1, a sliding bed 2, a positioning device 3, a head fixing frame 4 and a set of fixing components 5, wherein the head fixing frame 4 is fixedly connected to the sliding bed 2 through the fixing components 5, and the head fixing frame 4 is used to fix the head of a user during brain scanning;
a set of vertical plates 201 is fixed at the edge of one surface of the sliding bed 2, a set of guide rods 202 is fixed between the two vertical plates 201, a set of limiting plates 203 is fixed on one surface of the sliding bed 2, and three through holes 204 are formed in the limiting plates 203;
a connecting plate 401 is fixed on the bottom surface of the head fixing frame 4, a group of positioning holes 402 are formed in one surface of the connecting plate 401, and three through holes 403 are formed in one inner wall of each positioning hole 402;
the positioning device 3 comprises a sliding block 301, a limiting component 302 is fixed on one side surface of the sliding block 301, a group of annular holes 303 are formed on one side surface of the sliding block 301, the sliding block 301 is in sliding fit with the sliding bed 2 through the annular holes 303 and the guide rod 202, a first infrared emitter 304 is fixed on one surface of the sliding block 301, the first infrared emitter 304 is used for positioning the scanning part of the patient, a second infrared emitter 305 is fixed on the other surface of the sliding block 301, the second infrared emitter 305 is used for positioning between the wound of the patient and the scanning room 1, and the models of the first infrared emitter 304 and the second infrared emitter 305 are SFH756V;
the fixing assembly 5 comprises a housing 501 and a cover 502, a sliding block 503 is fixed on one opposite inner wall of the housing 501, a sliding plate 504 is slidably fitted on the two sliding blocks 503, a group of pull rods 505 are fixed on one surface of the sliding plate 504, one end of each pull rod 505 penetrates through one side of the housing 501 and is fixed with a pull plate 506, the pull rods 505 are slidably fitted with one side of the housing 501, a group of springs 507 are fixed between the sliding plate 504 and one inner wall of the housing 501, the springs 507 are arranged on the outer surface of the pull rods 505 in a surrounding manner, and the springs 507 provide elastic force for fixing;
three insertion rods 508 are fixed on the other surface of the sliding plate 504, one end of each insertion rod 508 penetrates through the other side of the housing 501 and is located outside the housing 501, and the insertion rods 508 are in sliding fit with one side of the housing 501.
As shown in fig. 8 and 9, the limiting component 302 includes a transverse plate 306, a surface of the transverse plate 306 is fixedly connected to a peripheral surface of the sliding block 301, a set of sliding rods 307 and a threaded rod 308 penetrate through the transverse plate 306, the sliding rods 307 are in sliding fit with the transverse plate 306, the threaded rod 308 is in threaded fit with the transverse plate 306, one end of the threaded rod 308 is rotatably connected to a limiting block 309 through a bearing, a set of arc-shaped openings 310 are formed in a bottom surface of the limiting block 309, and one end of the sliding rod 307 is fixedly connected to a top surface of the limiting block 309.
As shown in fig. 8 and 9, a rotating disc 311 is fixed at the other end of the threaded rod 308, ten anti-slip ports are opened on the circumferential side of the rotating disc 311, a limiting disc 312 is fixed at one end of the sliding rod 307, and a U-shaped handle 313 is fixed on the circumferential side of the sliding block 301.
As shown in fig. 3, 4 and 9, the cross section of the arc-shaped opening 310 is a semicircular structure, the inner diameter of the arc-shaped opening 310 is the same as the outer diameter of the guide rod 202, a rubber pad is fixed on the inner wall of the arc-shaped opening 310, and the friction between the arc-shaped opening 310 and the guide rod 202 is improved by the rubber pad.
As shown in fig. 10-11, a holding groove 509 is formed on one surface of the pulling plate 506, the cross section of the holding groove 509 is a waist-shaped structure, and a sponge pad is fixedly bonded on the inner wall of the holding groove 509, so that a user can hold the pulling plate conveniently.
As shown in fig. 4 and 5, the bottom surfaces of the two shells 501 are fixedly connected to the top surface of the sliding bed 2, the shells 501 are opposite to the position of the limiting block 309, and the distance between the two shells 501 is the same as the width of the connecting plate 401.
As shown in fig. 5, the cross sections of the through hole 403 and the through hole 204 are both annular structures, the inner diameters of the through hole 403 and the through hole 204 are both the same as the outer diameter of the insertion rod 508, and the through hole 403, the through hole 204 and the insertion rod 508 are opposite in position.
Wherein, an infrared receiver is fixed on the inner wall of the scanning room 1, the infrared receiver, the first infrared emitter 304 and the second infrared emitter 305 are positioned on the same horizontal plane, and the model of the infrared receiver is RX-E064XP.
One specific application of this embodiment is: before the brain needs to be scanned, the handle groove 509 is pulled, so that the pulling plate 506, the pulling rod 505 and the sliding plate 504 are pulled to move towards the outside of the shell 501, the sliding plate 504 drives the inserting rod 508 to be accommodated in the shell 501, the head fixing frame 4 is taken out, the positioning hole 402 is aligned to the limiting plate 203 to insert the connecting plate 401 on the sliding bed 2, the pulling plate 506 is loosened, the elastic force of the spring 507 drives the sliding plate 504 to reset, the inserting rod 508 sequentially penetrates through the through hole 403 and the through hole 204, the head fixing frame 4 can be fixed on the sliding bed 2, a patient lies on the sliding bed 2, and the head is placed on the head fixing frame 4.
When scanning is needed, the sliding block 301 slides along the guide rod 202, the first infrared emitter 304 emits infrared rays on the body of a patient, the sliding block 301 is moved to a position opposite to the detection position of the patient through the position of the emission line of the first infrared emitter 304, the rotating disc 311 drives the threaded rod 308 to rotate, the threaded rod 308 and the sliding rod 307 are matched to use to drive the limiting block 309 to move downwards, the arc-shaped opening 310 covers the position of the sliding block 301 on the circumferential side of the guide rod 202, when the sliding bed 2 slides to the scanning chamber 1, the infrared rays emitted by the second infrared emitter 305 can be accurately positioned when being aligned with the infrared receiver in the scanning chamber 1.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. A nuclear magnetic resonance apparatus with brain scanning and common part imaging functions comprises a scanning room (1) and a sliding bed (2), and is characterized in that: the head fixing device also comprises a positioning device (3), a head fixing frame (4) and a group of fixing components (5);
a group of vertical plates (201) are fixed at the edge of one surface of the sliding bed (2), a group of guide rods (202) are fixed between the two vertical plates (201), a group of limiting plates (203) are fixed on one surface of the sliding bed (2), and a plurality of through holes (204) are formed in the limiting plates (203);
a connecting plate (401) is fixed on the bottom surface of the head fixing frame (4), a group of positioning holes (402) are formed in one surface of the connecting plate (401), and a plurality of through holes (403) are formed in one inner wall of each positioning hole (402);
the positioning device (3) comprises a sliding block (301), a limiting assembly (302) is fixed on one side face of the sliding block (301), a group of annular holes (303) are formed in one side face of the sliding block (301), the sliding block (301) is in sliding fit with the sliding bed (2) through the annular holes (303) and the guide rods (202), a first infrared emitter (304) is fixed on one surface of the sliding block (301), and a second infrared emitter (305) is fixed on the other surface of the sliding block (301);
the fixing component (5) comprises a shell (501) and a cover body (502), wherein a sliding block (503) is fixed on one opposite inner wall of the shell (501), a sliding plate (504) is matched on the two sliding blocks (503) in a sliding mode, a group of pull rods (505) are fixed on one surface of the sliding plate (504), one end of each pull rod (505) penetrates through one side of the shell (501) and is fixed with a pull plate (506), the pull rods (505) are matched with one side of the shell (501) in a sliding mode, a group of springs (507) are fixed between the sliding plate (504) and one inner wall of the shell (501), and the springs (507) are arranged on the outer surface of the pull rods (505) in a surrounding mode;
a plurality of insertion rods (508) are fixed on the sliding plate (504) relative to the other surface, one end of each insertion rod (508) penetrates through the other side of the shell (501) and is located outside the shell (501), and the insertion rods (508) are in sliding fit with the other side of the shell (501);
the cross sections of the through hole (403) and the through hole (204) are both annular structures, the inner diameters of the through hole (403) and the through hole (204) are the same as the outer diameter of the plug rod (508), and the through hole (403), the through hole (204) and the plug rod (508) are opposite in position.
2. The nuclear magnetic resonance apparatus having the functions of brain scanning and common part imaging according to claim 1, wherein the limiting component (302) comprises a transverse plate (306), one surface of the transverse plate (306) is fixedly connected with the peripheral side of the sliding block (301), a set of sliding rod (307) and a threaded rod (308) penetrate through the transverse plate (306), the sliding rod (307) is in sliding fit with the transverse plate (306), the threaded rod (308) is in threaded fit with the transverse plate (306), one end of the threaded rod (308) is rotatably connected with a limiting block (309) through a bearing, a set of arc-shaped opening (310) is formed in the bottom surface of the limiting block (309), and one end of the sliding rod (307) is fixedly connected with the top surface of the limiting block (309).
3. The nuclear magnetic resonance apparatus having brain scanning and general part imaging functions as claimed in claim 2, wherein a rotating disc (311) is fixed to the other end of the threaded rod (308), a plurality of anti-slip ports are formed on the peripheral side surface of the rotating disc (311), a limiting disc (312) is fixed to one end of the sliding rod (307), and a U-shaped handle (313) is fixed to the peripheral side surface of the sliding block (301).
4. The nuclear magnetic resonance apparatus having the functions of brain scanning and general part imaging according to claim 2, wherein the cross section of the arc-shaped opening (310) is a semicircular structure, the inner diameter of the arc-shaped opening (310) is the same as the outer diameter of the guide rod (202), and a rubber pad is fixed on the inner wall of the arc-shaped opening (310).
5. The nuclear magnetic resonance apparatus having the functions of brain scanning and general part imaging according to claim 1, wherein a grip groove (509) is formed on one surface of the pulling plate (506), the cross section of the grip groove (509) is a waist-shaped structure, and a sponge pad is bonded and fixed on the inner wall of the grip groove (509).
6. The MRI apparatus with brain scanning and general part imaging functions according to claim 1, wherein the bottom surfaces of the two housings (501) are fixedly connected with the top surface of the sliding bed (2), the housings (501) are opposite to the position of the limiting plate (203), and the distance between the two housings (501) is the same as the width of the connecting plate (401).
7. The NMR apparatus of claim 1, wherein the scan room (1) has an IR receiver fixed to its inner wall, and the IR receiver, the first IR emitter (304) and the second IR emitter (305) are located at the same horizontal plane.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910187658.0A CN109691998B (en) | 2019-03-13 | 2019-03-13 | Nuclear magnetic resonance instrument with brain scanning and common part imaging functions |
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| CN201910187658.0A CN109691998B (en) | 2019-03-13 | 2019-03-13 | Nuclear magnetic resonance instrument with brain scanning and common part imaging functions |
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| CN109691998A CN109691998A (en) | 2019-04-30 |
| CN109691998B true CN109691998B (en) | 2023-03-21 |
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| CN117796836A (en) * | 2024-03-01 | 2024-04-02 | 天津水滴医学影像诊断有限公司 | Image data processing device for positron emission tomography equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7869858B2 (en) * | 2005-05-12 | 2011-01-11 | General Electric Company | Patient table system and apparatus |
| EP2112457B1 (en) * | 2008-04-23 | 2015-02-25 | Elekta AB (publ) | System for measurement of head position |
| WO2016058077A1 (en) * | 2014-10-17 | 2016-04-21 | Synaptive Medical (Barbados) Inc. | Head restraining apparatus for a medical procedure |
| EP3442405B1 (en) * | 2016-04-15 | 2021-11-24 | Monteris Medical Corporation | Adjustable cradle assembly |
| CN106618576B (en) * | 2017-01-24 | 2023-09-05 | 遵义医科大学附属医院 | Magnetic resonance head fixing device |
| CN107714042A (en) * | 2017-11-10 | 2018-02-23 | 廖欣 | A kind of nuclear magnetic resonance check bed |
| CN108938302A (en) * | 2018-09-20 | 2018-12-07 | 贵州省第三人民医院 | A kind of ear larynx rhinology head restraint convenient for being rotated to head |
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