CN104083171A - Rotatable type nuclear magnetic resonance imaging device - Google Patents

Rotatable type nuclear magnetic resonance imaging device Download PDF

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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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resonance imaging
magnetic resonance
mechanism
magnet
support
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CN201410325814.2A
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Chinese (zh)
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CN104083171B (en
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吴锋
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吴锋
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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

技术领域 FIELD

[0001] 本发明涉及一种医疗器械领域,具体属于一种可旋转式核磁共振成像设备。 [0001] The present invention relates to a medical device, and in particular it belongs to a rotatable magnetic resonance imaging apparatus. 可旋转式核磁共振成像设备 Rotatable magnetic resonance imaging apparatus

背景技术 Background technique

[0002] 现有医用核磁共振成像设备造价昂贵、对患者有压迫感,不能对坐着、站立的人进行检查。 [0002] Existing medical magnetic resonance imaging apparatus is expensive, there is pressure on the patient, not for sitting, standing person to be checked. 只能平躺着进行检测。 It can only detect lying flat.

发明内容 SUMMARY

[0003] 本发明目的是:提供一种可旋转的核磁共振成像设备,检查床随磁体一起旋转及作各方位的运动。 [0003] The object of the present invention are: to provide a rotatable magnetic resonance imaging apparatus, and the examination bed for movement with the rotation of the magnet with all places.

[0004] 本发明的技术方案是: [0004] aspect of the present invention is:

[0005] 可旋转式核磁共振成像设备,包括磁体、支座和检查床;检查床设于磁体的U型口之间,磁体坐落在支座上;本发明的发明点是:增加了一套检查床的运动机构,它们分别是旋转机构、左右运动机构和前后运动机构。 [0005] A rotatable magnetic resonance imaging apparatus, comprising a magnet, a support bed and inspection; examination bed is provided between the mouth of the U-shaped magnet, the magnet is located on the support; point of the present invention is: adds a examining table moving mechanism, they are a rotating mechanism, and the horizontal movement mechanism back and forth movement mechanism.

[0006] 本发明的优点是: [0006] The advantage of the present invention are:

[0007] 1.本发明采用轻量化支架设计,采用箱体结构,不锈钢板与矩形不锈钢型材拼装焊接。 [0007] 1. The present invention uses lightweight stent design, the use of box structure, the rectangular stainless steel plate welded stainless steel profiles assembled. 在降低结构重量的同时,最大化增加支架的强度和稳定性,并且简化了焊接和安装工艺降低了制造成本。 While reducing the weight of the structure, to maximize the increased strength and stability of the stent, and simplifies the installation and welding process to reduce the manufacturing cost.

[0008] 2.本发明采用旋转磁场技术,磁体可在支架上做0°到90°之间任意旋转。 [0008] 2. The present invention uses the rotating magnetic field technology, the magnets may be arbitrarily rotated between 0 ° to 90 ° on the bracket. 病人及可以平躺着检测也可以垂直站立检测,也可以成一定角度斜靠在检查床上检测。 And the patient can lie flat detection may detect standing upright, may be angled leans couch detection. 对于颈椎、腰椎、膝盖等部位可以在站立受压迫情况下检测也可以在平躺放松情况下检测。 For the cervical spine, lumbar spine, knees and other parts can be detected by detecting the lying relaxed oppression case where standing. 这样对于关节部位的受压迫变形可以检测出明显的对比情况。 Such modification for compression joints can be detected by a comparison of significant.

[0009] 3.本发明还采用了左右、前后的平移技术,病人躺在床上不动,医生按照检查部位控制检查床运动,可有效的检查病患部位,极大的减轻了病人检查时的不舒适程度。 [0009] 3. The present invention also uses about, before and after panning technique, the patient lying on the bed does not move, according to a doctor examining table motion control examination region, which can effectively check the disease site, greatly reduce the time of patient exam no comfort.

附图说明 BRIEF DESCRIPTION

[0010] 图1是本发明整体结构示意图; [0010] FIG. 1 is an overall schematic view of the present invention;

[0011] 图2是四杆机构的放大示意图; [0011] FIG. 2 is an enlarged view of the four-bar mechanism;

[0012] 图3是本发明前后运动结构和左右运动结构的放大示意图。 [0012] FIG. 3 is an enlarged schematic view of the structure and the motion structure of the front left and right movement of the present invention.

[0013] 图中: [0013] In the drawings:

[0014] 1.磁体,2.支座,3.轴承座,4.主轴,5.轴承,6.油缸,7.四杆机构,8.驱动马达A,9.检查床,10.支持板,11.驱动马达B,12.减速机构A,13.传动轴,14.齿轮,15.齿条, 16.减速机构B,17.丝杠,18.滑块,19.滑动支架,20.滑槽,21.滑轨。 [0014] 1. The magnet 2. Abutment, 3 bearing seat 4 Spindle, 5 bearings, 6 cylinder, 7. Four-bar mechanism, 8 a drive motor A, 9. Couch, 10 Support plate , 11. The driving motor B, 12. deceleration mechanism A, 13. shaft, 14 gear, 15. rack 16. A reduction mechanism B, 17. spindle, 18 slider, 19 sliding bracket 20. chute, 21. rail.

具体实施方式 Detailed ways

[0015] 下面对照附图具体说明本发明的结构及工作原理。 [0015] described in detail below with reference to the accompanying drawings structure and working principle of the present invention. 如图1-3所示,本发明可旋转式核磁共振成像设备包括磁体1、支座2和检查床9。 As shown in FIG 1-3, the present invention is rotatable magnetic resonance imaging apparatus comprises a magnet 1, the support 2 and the examination table 9. 检查床9设于磁体1的U型口之间, 磁体1坐落在支座2上。 Examining table 9 is provided between the U-shaped opening of the magnet 1, the magnet 1 is located on the support 2. 本发明的发明点是,增加了一套检查床9的运动机构,它们分别是旋转机构、左右运动机构和前后运动机构。 Point of the present invention is to increase a couch moving mechanism 9, which are rotating mechanism, and the horizontal movement mechanism back and forth movement mechanism.

[0016] 所述的旋转机构为:在磁体1中间固定设置一主轴4,主轴4与轴承5配合,轴承5设置在轴承座3上,轴承座3固定在支座2上。 Rotation mechanism [0016] according to: a fixed shaft 4, with the spindle 4 and the bearing 5, a bearing 5 is provided in the bearing housing 3, the bearing housing 3 is fixed to the holder 2 in the intermediate magnet. 主轴4与四杆机构7连接,四杆机构7与固定在支座2上的油缸6连接。 Main shaft 4 connected to the four-bar mechanism 7, four bar linkage 7 is connected to the cylinder 2 in the seat 6 is fixed. 油缸6通过四杆机构7带动主轴4转动,主轴4的转动带动磁体1在0至90度间旋转,则带动了检查床9与磁体1 一起作0至90度间的旋转。 Cylinder mechanism 6 through the four drive rotation of the shaft 74, rotation of the spindle 4, driven by the rotation of the magnet 1 between 0 to 90 degrees, the driven magnet 9 and the couch between a rotational 0 to 90 degrees together.

[0017] 所述的左右运动机构为:在磁体1侧面固定设置支持板10,支持板10上安装一个驱动马达A8,驱动马达A8通过减速机构A12与传动轴13连接,传动轴13顶端的齿轮14与检查床9下横向安装的齿条15相啮合。 [0017] The left-right movement mechanism is: A8 driving motor mounted on a side surface of the magnet 10 is fixed on the support plate 10, the support plate, the drive motor 13 is connected by a drive shaft A8 reduction mechanism A12, a gear shaft 13 to the top 14 and the couch 15 mounted transversely of the rack 9 engages. 当需要检查床9左右运动时,启动驱动马达A8。 When the need to check the movement of the bed around 9, start the drive motor A8. 经减速机构A12减速,带动传动轴13转动,传动轴13顶端的齿轮14的旋转动作经齿条15转换为横向运动,则带动检查床9按需要做左右运动。 A12 decelerated by the reduction mechanism, drive shaft 13 rotates, the rotational motion of the drive shaft 13 to the top of the rack 15 via the gear 14 is converted into lateral movement, the drive demand do about 9 couch motion. 在本发明附图所示的实施例中,减速机构A12为减速箱。 In the embodiment illustrated in the drawings of the present invention, as the reduction gear box mechanism A12.

[0018] 所述的前后运动机构为:支持板10上还安装一个驱动马达B11,驱动马达B11通过减速机构B16与固定安装在支持板10上丝杠17连接,丝杠17上的滑块18上固定设置一滑动支架19,滑动支架19的顶部与检查床9固定连接。 Forward and backward movement mechanism [0018] according to: further support for a drive motor mounted B11, B11 connected to the screw driving motor fixedly mounted on the support plate 10 via a reduction mechanism 17 B16 upper plate 10, the slider 18 on the spindle 17 a bracket fixed to the slide 19, the slide bracket 19 to the top of the examining table 9 is fixedly connected. 为使检查床9的前后运动更加灵活、可靠,在滑动支架19的顶部还设有滑槽20,滑槽20与固定安装在支持板10上端的滑轨21相配。 For examining table 9 forward and backward movement is more flexible, reliable, at the top of the slide holder 19 is further provided with chute 20, chute 20 with an upper rail fixedly mounted on the support plate 10 of the 21 match. 这样,滑动支架19运动的安全性和灵活性则由滑槽20和滑轨21加以进一步保证。 In this way, security and flexibility of movement of the sliding bracket 19 by the slide 20 and slide 21 to be further guaranteed. 当需要检查床9前后运动时,启动驱动马达B11,经减速机构B16减速,带动丝杠17 转动,滑块18在丝杠17上前后运动,固定在滑块18上的滑动支架19随滑块18前后运动, 则带动检查床9按需要作前后运动。 9 when it is necessary to check the bed back and forth movement, the drive motor starts B11, B16 reduction by the reduction mechanism, drive screw 17 is rotated, the slider 18 moving back and forth on the lead screw 17, the slider 18 is fixed to the sliding support 19 with the slider 18 before and after exercise, then led the examining table 9 moves back and forth as needed. 在本发明附图所示的实施例中,减速机构B16为减速齿轮。 In the embodiment illustrated in the drawings embodiment of the present invention, the reduction gear reduction mechanism B16.

[0019] 本发明由于增加了上述设备,则可以按照患者的检查部位,使检查床9随意作旋转和前后、左右运动,极大的提高了检查效率。 [0019] The present invention is the addition of the above apparatus, it is possible according to the patient's examination site, the inspection bed 9 free rotational and back and forth, left and right movement, which greatly improves the inspection efficiency.

Claims (6)

1. 可旋转式核磁共振成像设备,包括磁体(1)、支座(2)和检查床(9);检查床(9)设于磁体⑴的U型口之间,磁体⑴坐落在支座⑵上;其特征在于:增加了一套检查床(9) 的运动机构,它们分别是旋转机构、左右运动机构和前后运动机构。 1. A rotatable magnetic resonance imaging apparatus, comprising a magnet (1), the support (2) and a couch (9); couch (9) is provided between the U-shaped opening ⑴ magnet, the magnet is located in the seat ⑴ on ⑵; wherein: adds a couch (9) movement means, which are rotating mechanism, and the horizontal movement mechanism back and forth movement mechanism.
2. 根据权利要求1所述的核磁共振成像设备,其特征在于:所述的旋转机构为:在磁体(1) 中间固定设置一主轴(4),主轴(4)与四杆机构(7)连接,四杆机构(7)与固定在支座(2) 上的油缸(6)连接,油缸(6)通过四杆机构(7)带动主轴(4)转动,主轴(4)的转动带动磁体⑴在〇至90度间旋转,则带动了检查床(9)与磁体⑴一起作0至90度间的旋转。 The magnetic resonance imaging apparatus according to claim 1, wherein: said rotating means is: a fixed shaft (4), a spindle (4) and the four-bar mechanism (7) in the middle of the magnet (1) connection, four-bar mechanism (7) and fixed to the carrier on the cylinder (2) (6), the cylinder (6) (7) driven by a main four-bar mechanism (4) is rotated, rotation of the shaft (4) driven by a magnet ⑴ the square to between 90 degree rotation, the driven couch (9) and the magnet rotational ⑴ between 0 to 90 degrees together.
3. 根据权利要求1所述的核磁共振成像设备,其特征在于:所述的左右运动机构为:在磁体(1)侧面固定设置支持板(10),支持板(10)上安装一个驱动马达A(8),驱动马达A(8) 通过减速机构A(12)与传动轴(13)连接,传动轴(13)顶端的齿轮(14)与检查床(9)下横向安装的齿条(15)相啮合。 3. The magnetic resonance imaging apparatus according to claim 1, wherein: said left and right movement mechanism is: a drive motor mounted on the magnet (1) is fixed to the support plate side surface (10), the support plate (10) a (8), the drive motor a (8) is connected via a reduction mechanism a (12) and the shaft (13), lower (13) tip of the gear shaft (14) and the couch (9) transversely mounted rack ( 15) engages.
4. 根据权利要求1所述的核磁共振成像设备,其特征在于:所述的前后运动机构为:支持板(10)上还安装一个驱动马达B (11),驱动马达B (11)通过减速机构B (16)与固定安装在支持板(10)上丝杠(17)连接,丝杠(17)上的滑块(18)上固定设置一滑动支架(19),滑动支架(19)的顶部与检查床(9)固定连接。 The magnetic resonance imaging apparatus according to claim 1, wherein: said back and forth movement mechanism of: mounting a further drive motor B (11) on the support plate (10), the driving motor B (11) through a reduction mechanism B (16) fixedly mounted on the support plate (10) on the spindle (17), fixed to a slide bracket (19) slide on the screw (18) (17), a slide bracket (19) check the top of the bed (9) is fixedly connected.
5. 根据权利要求2所述的核磁共振成像设备,其特征在于:所述的主轴(4)与轴承(5) 配合,轴承(5)设置在轴承座(3)上,轴承座(3)固定在支座(2)上。 The magnetic resonance imaging apparatus according to claim 2, wherein: said main shaft (4) and the bearing (5) with the bearing (5) is provided on the bearing housing (3), bearing (3) fixed support (2).
6. 根据权利要求4所述的核磁共振成像设备,其特征在于:在所述的滑动支架(19)的顶部还设有滑槽(20),滑槽(20)与固定安装在支持板(10)上端的滑轨(21)相配。 The magnetic resonance imaging apparatus as claimed in claim 4, wherein: the top of the sliding support (19) is further provided with chute (20), the chute (20) fixedly mounted on the support plate ( 10) the upper end of the slide (21) match.
CN201410325814.2A 2014-07-10 2014-07-10 Rotatable magnetic resonance imaging apparatus CN104083171B (en)

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Citations (3)

* Cited by examiner, † Cited by third party
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
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

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