Shielding device for local nuclear magnetic resonance

Abstract

The utility model relates to the technical field of medical shielding devices, and discloses a shielding device for local nuclear magnetic resonance, which comprises a shielding sleeve, metal cross rods are symmetrically embedded at the upper end of the shielding sleeve, a hanging ring is fixed on the upper surface of each metal cross rod, a hanging belt is arranged at the upper end of each hanging ring in a penetrating manner, and a fastener is arranged at the joint of each hanging belt and the corresponding hanging ring. Metal vertical rods are welded to the lower surfaces of the two ends of the metal transverse rod, copper shielding metal plates are welded to the inner side surfaces of the metal transverse rod and the metal vertical rods, the inner sides of the shielding metal plates are filled with conductive rubber, and copper telescopic metal nets are connected to the outer walls of the two sides of the metal vertical rods. The telescopic metal net provides electromagnetic shielding protection on the two sides of the shielding sleeve, provides certain ductility for the shielding sleeve, is convenient for users of different figures to wear, can be arranged at the position, needing to be shielded, of the upper half body or the lower half body in a sleeving mode by a worker, is convenient to wear and easy to take off, and has a good shielding effect on local body point positions needing to be shielded.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical shielding device technical field, concretely is a shielding device for local nuclear magnetic resonance. BACKGROUND

[0002] Part of medical examination means can produce strong magnetic field interference, such as nuclear magnetic resonance examination mainly utilizes the magnetic resonance phenomenon produced when the hydrogen nucleus in the human body under the action of a specific radio frequency pulse in the relatively strong external magnetic field, and finally through the professional equipment imaging a kind of examination mode.If nursing personnel accompany examination personnel in nuclear magnetic resonance examination, local shielding device needs to be worn to provide shielding protection.

[0003] When nuclear magnetic resonance examination is carried out, there is a larger magnetic field in the magnetic resonance room, and the conventional nuclear magnetic resonance shielding device adopts roll-up door or boat type metal cover to coat and protect the internal space of the room, the device is relatively large in size, cannot be used on the body of accompanying personnel or medical staff, and cannot carry out electromagnetic protection on the local body of personnel according to the demand, therefore, we provide a shielding device for local nuclear magnetic resonance. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a shielding device for local nuclear magnetic resonance to solve the problems in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a shielding device for local nuclear magnetic resonance, comprising:

[0006] The shielding sleeve is symmetrically embedded with a metal horizontal rod at the upper end, the upper surface of the metal horizontal rod is fixed with a lifting ring, the upper end of the lifting ring is provided with a lifting belt, the connection between the lifting belt and the lifting ring is provided with a buckle, the lower surface of the both ends of the metal horizontal rod is welded with a metal vertical rod, the inner side surface of the metal horizontal rod and the metal vertical rod is welded with a copper shielding metal plate, the inner side of the shielding metal plate is filled with conductive rubber, and the both sides of the metal vertical rod are connected with a copper telescopic metal net.

[0007] Further, the lifting ring is symmetrically arranged about the central axis of the metal horizontal rod, the lifting belt is connected with the lifting ring through the buckle, and the lifting belt is symmetrically arranged about the central axis of the metal horizontal rod.

[0008] Further, the metal vertical rod and the metal horizontal rod are perpendicular to each other, and the conductive rubber is parallel to the metal vertical rod and the metal horizontal rod.

[0009] Further, the metal vertical rod forms a semi-enclosed structure between the metal horizontal rod and the shielding metal plate and the conductive rubber, and the metal vertical rods are connected through the telescopic metal net.

[0010] Further, the inside of the sling is provided with a metal wire belt, and the metal wire belt is uniformly distributed at equal intervals along the inside of the sling.

[0011] Further, the middle outer wall of the sling is sleeved with a sheath, the inner surface of the sheath is paved with a rubber lining, and the lower end of the sheath is sewn with a magic tape.

[0012] Further, the sheath and the sling form a detachable structure through the magic tape, and the inner surface of the sheath is tightly attached to the outer surface of the sling through the rubber lining.

[0013] Compared with the prior art, the shielding device for local nuclear magnetic resonance has the advantages that the shielding device for local nuclear magnetic resonance is provided with the telescopic metal net, which provides electromagnetic shielding protection on both sides of the shielding sleeve and provides certain ductility for the shielding sleeve, so that the shielding device for local nuclear magnetic resonance is convenient to wear and easy to take off, and the shielding effect of the shielding device for local nuclear magnetic resonance on the body points that need to be shielded is good. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structure schematic view of the shielding sleeve main body and the sling in the installed state.

[0015] Figure 2 It is a structure schematic view of the shielding sleeve internal part in the sectional view.

[0016] Figure 3 It is a structure schematic view of the sling part in the sectional view and enlargement.

[0017] Figure 4 It is a structure schematic view of the sheath part in the sectional view and enlargement.

[0018] In the figure: 1, shielding sleeve; 2, metal horizontal rod; 3, lifting ring; 4, sling; 5, buckle; 6, metal vertical rod; 7, shielding metal plate; 8, conductive rubber; 9, telescopic metal net; 10, metal wire belt; 11, sheath; 12, rubber lining; 13, magic tape. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0020] The shielding device for local nuclear magnetic resonance is improved by the present application, please refer toFigures 1-2 , including: shield sleeve 1, the upper end of shield sleeve 1 is symmetrically embedded with metal crossbar 2, the upper surface of metal crossbar 2 is fixed with lifting ring 3, lifting ring 3 is symmetrically arranged about the central axis of metal crossbar 2, the upper end of lifting ring 3 is provided with lifting belt 4, and lifting belt 4 is symmetrically arranged about the central axis of metal crossbar 2, fastener 5 is arranged at the connection between lifting belt 4 and lifting ring 3, and lifting belt 4 is connected with lifting ring 3 through fastener 5, lifting belt 4 is installed on lifting ring 3 through fastener 5, so as to facilitate the user to wear the shield sleeve 1 on the upper body; the lower surface of both ends of metal crossbar 2 is welded with metal vertical rod 6, metal vertical rod 6 is perpendicular to metal crossbar 2, the inner surface of metal crossbar 2 and metal vertical rod 6 is welded with copper shielding metal plate 7, the inner side of shielding metal plate 7 is filled with conductive rubber 8, and conductive rubber 8 is parallel to metal vertical rod 6 and metal crossbar 2, metal vertical rod 6 forms a semi-enclosed structure through metal crossbar 2 and shielding metal plate 7 and conductive rubber 8, shielding metal plate 7 and conductive rubber 8 are used to cooperate with metal vertical rod 6 and metal crossbar 2 to provide shielding protection on the front and back of shield sleeve 1; the outer wall of both sides of metal vertical rod 6 is connected with copper telescopic metal net 9, and metal vertical rod 6 is connected through telescopic metal net 9, telescopic metal net 9 is arranged on both sides of shield sleeve 1 to provide electromagnetic shielding protection and provide certain ductility for shield sleeve 1, so as to facilitate the user with different body shapes to wear, which can be worn on the upper body or the position needing shielding on the lower body by the staff, and is convenient to wear and easy to take off, and has good shielding effect on the local body point needing shielding.

[0021] Please refer to Figure 3 A shielding device for local nuclear magnetic resonance, comprising: metal wire belt 10 is arranged in the inside of lifting belt 4, and metal wire belt 10 is uniformly distributed at equal intervals in the inside of lifting belt 4, and metal wire belt 10 is arranged to enhance the structural strength of lifting belt 4, prevent lifting belt 4 from deforming or even breaking due to pulling during wearing by the user, keep the length of lifting belt 4 stable, and prevent the user from moving when wearing the shielding device 1 on the body.

[0022] Please refer to Figure 1 and Figure 4The utility model provides a kind of shielding device for local nuclear magnetic resonance, including: the middle part outer wall of sling 4 is equipped with sheath 11, rubber lining 12 is laid on the inner surface of sheath 11, and sheath 11 inner surface is tightly combined between the outer surface of sling 4 by rubber lining 12, and rubber lining 12 is used to improve the stability when sheath 11 is coated on sling 4, prevent sheath 11 from sliding displacement;Magic tape 13 is sewn in the lower end connection of sheath 11, and magic tape 13 is convenient for assembling and using sheath 11 according to personnel demand;Sheath 11 is formed by magic tape 13 between sling 4 and can be quickly disassembled and assembled on sling 4 by magic tape 13, when using personnel wear shielding sleeve 1 to upper body, the friction between sling 4 and personnel shoulder can be reduced by sheath 11, and the comfort degree of disassembling sling 4 part is improved.

[0023] Working principle: for the shielding device for local nuclear magnetic resonance, first of all, whether sling 4 is installed is selected by using personnel according to use position, if using personnel wear in upper body, then sling 4 can be installed on suspender 3 by fastener 5, shielding sleeve 1 is then sleeved on the upper body of using personnel by extension telescopic metal net 9, and is supported on shoulder by sling 4 with wire belt 10 inside, so that shielding sleeve 1 is stably worn on upper body, prevents shielding sleeve 1 from falling off, does not affect upper limb activity, and the contact position of sling 4 and shoulder can also be covered with sheath 11 by magic tape 13, sheath 11 is stably adhered on sling 4 by rubber lining 12, and is not easy to slide, then if the lower half of body needs to be protected, shielding sleeve 1 can be directly sleeved on the position needing shielding protection, and according to height, a plurality of shielding sleeves 1 are stacked and covered, better shielding effect is realized, finally, shielding sleeve 1 provides structural stability by metal horizontal rod 2 and metal vertical rod 6, and cooperates shielding metal plate 7 and conductive rubber 8 to achieve better electromagnetic shielding effect, and the function of shielding protection is played to the position worn by using personnel.

[0024] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A shielding device for local nuclear magnetic resonance imaging, characterized in that, include: A shielding sleeve (1) is provided with metal crossbars (2) symmetrically embedded at the upper end of the shielding sleeve (1). A hanging ring (3) is fixed on the upper surface of the metal crossbar (2). A sling (4) is threaded through the upper end of the hanging ring (3). A buckle (5) is provided at the connection between the sling (4) and the hanging ring (3). Metal vertical bars (6) are welded to the lower surfaces of both ends of the metal crossbar (2). Copper shielding metal plates (7) are welded to the inner surfaces of the metal crossbar (2) and the metal vertical bars (6). The inner side of the shielding metal plates (7) is filled with conductive rubber (8). Copper telescopic metal mesh (9) is connected to the outer walls of both sides of the metal vertical bars (6).

2. The shielding device for local nuclear magnetic resonance according to claim 1, characterized in that: The lifting ring (3) is symmetrically positioned about the central axis of the metal crossbar (2), and the sling (4) is connected to the lifting ring (3) by means of a buckle (5), and the sling (4) is symmetrically positioned about the central axis of the metal crossbar (2).

3. The shielding device for local nuclear magnetic resonance according to claim 1, characterized in that: The metal vertical bar (6) and the metal horizontal bar (2) are perpendicular to each other, and the conductive rubber (8) is parallel to the metal vertical bar (6) and the metal horizontal bar (2).

4. A shielding device for local nuclear magnetic resonance according to claim 1, characterized in that: The metal vertical rod (6) forms a semi-enclosed structure with the metal horizontal rod (2) and the shielding metal plate (7) and the conductive rubber (8), and the metal vertical rods (6) are connected by a telescopic metal mesh (9).

5. A shielding device for local nuclear magnetic resonance according to claim 1, characterized in that: The suspender (4) is threaded with a metal ribbon (10), and the metal ribbon (10) is evenly distributed at equal intervals along the inside of the suspender (4).

6. A shielding device for local nuclear magnetic resonance according to claim 1, characterized in that: The outer wall of the middle part of the sling (4) is fitted with a sleeve (11), the inner surface of the sleeve (11) is covered with a rubber lining (12), and the lower end of the sleeve (11) is sewn with Velcro (13).

7. A shielding device for local nuclear magnetic resonance according to claim 6, characterized in that: The cover (11) is detachable from the strap (4) via Velcro (13), and the inner surface of the cover (11) is tightly fitted to the outer surface of the strap (4) via a rubber liner (12).

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