CN104083171A - Rotatable type nuclear magnetic resonance imaging device - Google Patents
Rotatable type nuclear magnetic resonance imaging device Download PDFInfo
- Publication number
- CN104083171A CN104083171A CN201410325814.2A CN201410325814A CN104083171A CN 104083171 A CN104083171 A CN 104083171A CN 201410325814 A CN201410325814 A CN 201410325814A CN 104083171 A CN104083171 A CN 104083171A
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- China
- Prior art keywords
- magnetic resonance
- nuclear magnetic
- bearing
- magnet
- examinating couch
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Links
- 238000013421 nuclear magnetic resonance imaging Methods 0.000 title abstract description 6
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 230000033001 locomotion Effects 0.000 claims abstract description 20
- 238000005481 NMR spectroscopy Methods 0.000 claims description 22
- 238000003384 imaging method Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 abstract description 6
- 210000003127 knee Anatomy 0.000 abstract description 2
- 201000010099 disease Diseases 0.000 abstract 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract 1
- 230000002040 relaxant effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 206010040007 Sense of oppression Diseases 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004899 motility Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
The invention relates to a rotatable type nuclear magnetic resonance imaging device which comprises a magnetic body, a support and an examining table. The examining table is arranged in the middle of a U-type opening of the magnetic body, and the magnetic body is located on the support. A set of motion mechanisms of the examining table are additionally arranged in the rotatable type nuclear magnetic resonance imaging device and include the rotation mechanism, the left-and-right motion mechanism and the front-and-back motion mechanism. The rotational magnetic field technology is adopted in the rotatable type nuclear magnetic resonance imaging device, and the magnetic body can rotate on the support at the angle ranging from 0 degree to 90 degrees at will. A patient can flatly lie for examining or perpendicularly stand for examining or lean against the examining table in a slant mode for examining at a certain angle. Parts such as the cervical vertebra, the vertebra lumbalis and the knees can be examined under the stressed condition during standing or be examined under the flatly-lying and relaxing condition. In this way, obvious comparison conditions can be examined on the oppressed deformation of the joint parts. The left-and-right transversely-moving technology and the front-and-back transversely-moving technology are further adopted in the rotatable type nuclear magnetic resonance imaging device, the patient fixedly lies on the table, a doctor controls the examining table to move according to the examined parts, the disease parts can be effectively examined, and the discomfort degree is greatly reduced when the patient is examined.
Description
Technical field
The present invention relates to a kind of medical instruments field, specifically belong to a kind of rotary type NMR (Nuclear Magnetic Resonance)-imaging equipment.
Background technology
Existing medical nuclear magnetic resonance imaging equipment manufacturing cost is expensive, patient is had to constriction, can not check the people who is seated, stands.Can only lay flat on one's back and detect.
Summary of the invention
The present invention seeks to: a kind of rotatable NMR (Nuclear Magnetic Resonance)-imaging equipment is provided, and examinating couch rotates and do the motion in each orientation with magnet.
Technical scheme of the present invention is:
Rotary type NMR (Nuclear Magnetic Resonance)-imaging equipment, comprises magnet, bearing and examinating couch; Examinating couch is located between the U-shaped mouth of magnet, and magnet is seated on bearing; Inventive point of the present invention is: increased the motion of a set of examinating couch, they are respectively rotating mechanism, side-to-side movement mechanism and the mechanism that seesaws.
Advantage of the present invention is:
1. the present invention adopts lightweight support Design, adopts body structure, corrosion resistant plate and the assembled welding of rectangle bar section of stainless steel.When reducing construction weight, maximize the strength and stability that increases support, and simplified welding and mounting process has reduced manufacturing cost.
2. the present invention adopts rotating excitation field technology, and magnet can be done rotation arbitrarily between 0 ° to 90 ° on support.Patient and the detection that can lay flat on one's back also can standing upright detect, and also can angledly lean on examinating couch and detect.For positions such as cervical vertebra, lumbar vertebra, knees, can in the situation of suffering oppression of standing, detect also and can in the situation of loosening that lies low, detect.The distortion that suffers oppression for joint part can detect obvious contrast situation like this.
3. the present invention has also adopted the translation technology of left and right, front and back, and patient lies on a bed motionless, and doctor controls examinating couch motion according to check point, can effectively check patient part, has alleviated greatly uncomfortable degree when patient checks.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is the enlarged diagram of four-bar mechanism;
Fig. 3 is the seesaw enlarged diagram of structure and side-to-side movement structure of the present invention.
In figure:
1. magnet, 2. bearing, 3. bearing block, 4. main shaft, 5. bearing, 6. oil cylinder, 7. four-bar mechanism, 8. CD-ROM drive motor A, 9. examinating couch, 10. support plate, 11. CD-ROM drive motor B, 12. reducing gear A, 13. power transmission shafts, 14. gears, 15. tooth bars, 16. reducing gear B, 17. leading screws, 18. slide blocks, 19. sliding supports, 20. chutes, 21. slide rails.
The specific embodiment
Contrast accompanying drawing below and illustrate structure of the present invention and operation principle.As Figure 1-3, rotary type NMR (Nuclear Magnetic Resonance)-imaging equipment of the present invention comprises magnet 1, bearing 2 and examinating couch 9.Examinating couch 9 is located between the U-shaped mouth of magnet 1, and magnet 1 is seated on bearing 2.Inventive point of the present invention is, increased the motion of a set of examinating couch 9, and they are respectively rotating mechanism, side-to-side movement mechanism and the mechanism that seesaws.
Described rotating mechanism is: in the middle of magnet 1, be fixedly installed a main shaft 4, main shaft 4 coordinates with bearing 5, and bearing 5 is arranged on bearing block 3, and bearing block 3 is fixed on bearing 2.Main shaft 4 is connected with four-bar mechanism 7, and four-bar mechanism 7 is connected with the oil cylinder 6 being fixed on bearing 2.Oil cylinder 6 drives main shaft 4 to rotate by four-bar mechanism 7, and the rotation of main shaft 4 drives magnet 1 to rotate between 0 to 90 degree, has driven examinating couch 9 to do the rotation between 0 to 90 degree together with magnet 1.
Described side-to-side movement mechanism is: in magnet 1 side, be fixedly installed support plate 10, a CD-ROM drive motor A8 is installed on support plate 10, CD-ROM drive motor A8 is connected with power transmission shaft 13 by reducing gear A12, and the gear 14 on power transmission shaft 13 tops is meshed with the tooth bar 15 that examinating couch is laterally installed for 9 times.When 9 side-to-side movement of needs examinating couch, start CD-ROM drive motor A8.Through reducing gear A12, slow down, drive power transmission shaft 13 to rotate, the spinning movement of the gear 14 on power transmission shaft 13 tops is converted to transverse movement through tooth bar 15, drives examinating couch 9 to do on demand side-to-side movement.In the present invention embodiment shown in the drawings, reducing gear A12 is reduction box.
The described mechanism that seesaws is: a CD-ROM drive motor B11 is also installed on support plate 10, CD-ROM drive motor B11 by reducing gear B16 be fixedly mounted on support plate 10 on leading screw 17 be connected, on slide block 18 on leading screw 17, be fixedly installed a sliding support 19, the top of sliding support 19 is fixedly connected with examinating couch 9.For making seesawing of examinating couch 9 more flexible, reliable, at the top of sliding support 19, be also provided with chute 20, chute 20 matches with the slide rail 21 that is fixedly mounted on support plate 10 upper ends.Like this, the safety of sliding support 19 motions and motility are further guaranteed by chute 20 and slide rail 21.When needs examinating couch 9 seesaws, start CD-ROM drive motor B11, through reducing gear B16, slow down, drive leading screw 17 to rotate, slide block 18 seesaws on leading screw 17, and the sliding support 19 being fixed on slide block 18 seesaws with slide block 18, drives examinating couch 9 to seesaw on demand.In the present invention embodiment shown in the drawings, reducing gear B16 is reduction gearing.
The present invention, owing to having increased the said equipment, can make examinating couch 9 arbitrarily do rotation and all around motion according to patient's check point, has improved greatly checking efficiency.
Claims (6)
1. rotary type NMR (Nuclear Magnetic Resonance)-imaging equipment, comprises magnet (1), bearing (2) and examinating couch (9); Examinating couch (9) is located between the U-shaped mouth of magnet (1), and magnet (1) is seated on bearing (2); It is characterized in that: increased the motion of a set of examinating couch (9), they are respectively rotating mechanism, side-to-side movement mechanism and the mechanism that seesaws.
2. NMR (Nuclear Magnetic Resonance)-imaging equipment according to claim 1, it is characterized in that: described rotating mechanism is: in the middle of magnet (1), be fixedly installed a main shaft (4), main shaft (4) is connected with four-bar mechanism (7), four-bar mechanism (7) is connected with the oil cylinder (6) being fixed on bearing (2), oil cylinder (6) drives main shaft (4) to rotate by four-bar mechanism (7), the rotation of main shaft (4) drives magnet (1) to rotate between 0 to 90 degree, has driven examinating couch (9) to do the rotation between 0 to 90 degree together with magnet (1).
3. NMR (Nuclear Magnetic Resonance)-imaging equipment according to claim 1, it is characterized in that: described side-to-side movement mechanism is: in magnet (1) side, be fixedly installed support plate (10), the upper CD-ROM drive motor A (8) that installs of support plate (10), CD-ROM drive motor A (8) is connected with power transmission shaft (13) by reducing gear A (12), and the gear (14) on power transmission shaft (13) top is meshed with the lower tooth bar (15) of laterally installing of examinating couch (9).
4. NMR (Nuclear Magnetic Resonance)-imaging equipment according to claim 1, it is characterized in that: the described mechanism that seesaws is: a CD-ROM drive motor B (11) is also installed on support plate (10), CD-ROM drive motor B (11) by reducing gear B (16) be fixedly mounted on the upper leading screw (17) of support plate (10) and be connected, on slide block (18) on leading screw (17), be fixedly installed a sliding support (19), the top of sliding support (19) is fixedly connected with examinating couch (9).
5. NMR (Nuclear Magnetic Resonance)-imaging equipment according to claim 2, is characterized in that: described main shaft (4) coordinates with bearing (5), and it is upper that bearing (5) is arranged on bearing block (3), and bearing block (3) is fixed on bearing (2).
6. NMR (Nuclear Magnetic Resonance)-imaging equipment according to claim 4, it is characterized in that: at the top of described sliding support (19), be also provided with chute (20), chute (20) matches with the slide rail (21) that is fixedly mounted on support plate (10) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410325814.2A CN104083171B (en) | 2014-07-10 | 2014-07-10 | Rotary type Magnetic resonance imaging equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410325814.2A CN104083171B (en) | 2014-07-10 | 2014-07-10 | Rotary type Magnetic resonance imaging equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104083171A true CN104083171A (en) | 2014-10-08 |
| CN104083171B CN104083171B (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410325814.2A Expired - Fee Related CN104083171B (en) | 2014-07-10 | 2014-07-10 | Rotary type Magnetic resonance imaging equipment |
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| Country | Link |
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| CN (1) | CN104083171B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111685762A (en) * | 2020-04-30 | 2020-09-22 | 鑫高益医疗设备股份有限公司 | Rotatable liquid helium-free superconducting magnetic resonance instrument |
| CN112545489A (en) * | 2020-12-10 | 2021-03-26 | 谭关仔 | Automatic whole-body scanning equipment for nuclear magnetic resonance assistance |
| CN113180635A (en) * | 2021-04-28 | 2021-07-30 | 中国科学院精密测量科学与技术创新研究院 | Head magnetic resonance imaging device and method for full-posture human body |
| CN113552512A (en) * | 2021-07-26 | 2021-10-26 | 山东大学 | Rotating device for nuclear magnetic resonance equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5779637A (en) * | 1995-05-11 | 1998-07-14 | Elscint, Ltd. | Magnetic resonance imaging system including an image acquisition apparatus rotator |
| US20040138553A1 (en) * | 2002-11-25 | 2004-07-15 | Fonar Corporation | Method, apparatus, and facility for magnetic resonance imaging dual scanning |
| CN1981205B (en) * | 2004-07-16 | 2013-11-06 | 百胜集团 | Magnetic resonance apparatus |
-
2014
- 2014-07-10 CN CN201410325814.2A patent/CN104083171B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5779637A (en) * | 1995-05-11 | 1998-07-14 | Elscint, Ltd. | Magnetic resonance imaging system including an image acquisition apparatus rotator |
| US20040138553A1 (en) * | 2002-11-25 | 2004-07-15 | Fonar Corporation | Method, apparatus, and facility for magnetic resonance imaging dual scanning |
| CN1981205B (en) * | 2004-07-16 | 2013-11-06 | 百胜集团 | Magnetic resonance apparatus |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111685762A (en) * | 2020-04-30 | 2020-09-22 | 鑫高益医疗设备股份有限公司 | Rotatable liquid helium-free superconducting magnetic resonance instrument |
| CN112545489A (en) * | 2020-12-10 | 2021-03-26 | 谭关仔 | Automatic whole-body scanning equipment for nuclear magnetic resonance assistance |
| CN113180635A (en) * | 2021-04-28 | 2021-07-30 | 中国科学院精密测量科学与技术创新研究院 | Head magnetic resonance imaging device and method for full-posture human body |
| CN113552512A (en) * | 2021-07-26 | 2021-10-26 | 山东大学 | Rotating device for nuclear magnetic resonance equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104083171B (en) | 2016-05-04 |
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