CN218978904U

CN218978904U - Magnetic resonance scanning magnetic field uniformity compensation auxiliary device

Info

Publication number: CN218978904U
Application number: CN202220433111.1U
Authority: CN
Inventors: 余田; 杨晓莹
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2023-05-09
Anticipated expiration: 2032-02-24

Abstract

The utility model provides a magnetic resonance scanning magnetic field uniformity compensation auxiliary device, belongs to the technical field of medical imaging inspection, and solves the problems that the size of the device cannot be adjusted when the traditional uniformity compensation auxiliary device is used, and the inspection is affected due to the fact that gaps are easy to appear when the size difference is large. The magnetic resonance scanning magnetic field uniformity compensation auxiliary device comprises an annular plate, wherein the annular plate is made of plastic, a fixed block is fixed on the outer side of the annular plate, a sliding bar is fixed on one side of the fixed block, a plurality of limiting teeth are fixed on the surface of the sliding bar, an adjusting sleeve is fixed on the surface of the annular plate, the sliding bar is in sliding connection with the adjusting sleeve, a through hole is formed in the front surface of the adjusting sleeve, a supporting block is fixed on the front surface of the adjusting sleeve, a transverse plate is fixed on the outer side of the supporting block, and a sliding column is connected on the back of the transverse plate in a sliding manner; the utility model has the advantages of being capable of adjusting the size of the device and improving wearing comfort.

Description

Magnetic resonance scanning magnetic field uniformity compensation auxiliary device

Technical Field

The utility model belongs to the technical field of medical imaging examination, and relates to a compensation auxiliary device, in particular to a compensation auxiliary device based on magnetic resonance scanning magnetic field uniformity.

Background

Magnetic resonance is a novel medical imaging technology developed by means of development and achievement of electronic computer technology and image reconstruction mathematics, and when magnetic resonance examination is carried out, magnetic field is uneven due to irregular geometric forms of different parts of a human body, so that obvious artifacts often appear, normal structures and lesion display are disturbed, and an auxiliary uniformity compensation device is needed to be adopted for auxiliary examination.

Through searching, for example, chinese patent literature discloses a magnetic resonance scanning magnetic field uniformity compensation auxiliary device [ application number: CN201310013211.4; publication No.: CN103919553a ]. The magnetic resonance scanning magnetic field uniformity compensation auxiliary device is used for carrying out magnetic resonance scanning on irregular body parts such as neck and shoulder parts, upper limbs, wrist joints, palm parts, knee joints, ankle joints, wrist joints, feet and the like, can fill local space, change irregular geometric forms of the parts, reduce air-soft tissue interfaces, increase the uniformity of local magnetic fields, fix positions, reduce random movement during scanning, and further eliminate or reduce magnetic sensitivity artifacts and motion artifacts.

The magnetic resonance scanning magnetic field uniformity compensation auxiliary device disclosed in the patent cannot adjust the size of the device when in use, and gaps are easy to appear when the size difference is large so as to influence the examination.

Disclosure of Invention

The utility model aims at solving the problems in the prior art and provides a uniformity compensation auxiliary device based on a magnetic resonance scanning magnetic field, which not only can adjust the size of the device, but also can improve the wearing comfort.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a based on magnetic resonance scanning magnetic field uniformity compensation auxiliary device, includes the annular plate, the material of annular plate is plastics, the outside of annular plate is fixed with the fixed block, one side of fixed block is fixed with the slider, the surface mounting of slider has a plurality of spacing teeth, the surface mounting of annular plate has the adjustment sleeve, slider and adjustment sleeve sliding connection, the through-hole has been seted up in the front of adjustment sleeve, the front of adjustment sleeve is fixed with the supporting shoe, the outside of supporting shoe is fixed with the diaphragm, the back sliding connection of diaphragm has the sliding column, the outside of sliding column is fixed with the arm-tie, the inboard of sliding column is fixed with fixed tooth, fixed tooth and spacing tooth swing joint, the surface cover of sliding column is equipped with the spring, the inboard bonding of annular plate has the laminating pad, the laminating pad comprises ventilative layer, laminating layer, elastic layer and sweat-absorbing layer.

The working principle of the utility model is as follows: when the annular plate is used, the annular plate is sleeved on the limb of a user, the pulling plate is pulled by hands and pulled outwards, the fixed teeth are pulled up and then pull the sliding strip, the pulling plate can be loosened after the annular plate is clung to the limb of a patient, the fixed teeth limit the sliding strip under the action of the spring, the limiting ring can limit the sliding strip, the sliding strip is tightly attached to the surface of the annular plate, the sliding strip is prevented from shaking after being fixed, the air permeability of the attaching pad can be improved, and the using comfort is improved.

The breathable layer is adhered to the inner side of the annular plate, and the breathable layer is made of breathable cotton.

By adopting the structure, the air permeability of the attaching pad can be improved, the wearing comfort of the device is improved, and the stuffiness feeling is reduced.

The laminating layer bonds in the outside of ventilative layer, the material of laminating layer is the calcium carbonate powder.

By adopting the structure, the limb can be attached more, so that the gap between the device and the limb is reduced, and the accuracy of examination is improved.

The elastic layer is adhered to the outer side of the bonding layer, and the elastic layer is made of elastic cloth.

By adopting the structure, the elasticity of the bonding pad is convenient to improve, the stretching distance of the bonding pad can be increased, and the bonding pad is suitable for different people.

The sweat-absorbing layer is adhered to the outer side of the elastic layer, and the sweat-absorbing layer is made of water-absorbing cloth.

By adopting the structure, sweat can be absorbed when the novel solar energy sweat-absorbing device is used, and comfort of use is improved in high-temperature weather conveniently.

And a limiting ring is fixed on the surface of the annular plate and is in sliding connection with the sliding strip.

By adopting the structure, the sliding strip can be limited, so that the sliding strip can be tightly attached to the surface of the annular plate, and the sliding strip is prevented from shaking after being fixed.

Compared with the prior art, the magnetic resonance scanning magnetic field uniformity compensation auxiliary device has the following advantages:

1. the utility model is provided with the annular plate, the fixed block, the sliding bar, the limiting teeth, the adjusting sleeve, the through hole, the supporting block, the transverse plate, the sliding column, the pulling plate, the fixed teeth, the springs and the attaching pad, so that the device has the advantages of being capable of adjusting the size of the device, improving wearing comfort, facilitating the examination of patients with different body types, being capable of attaching to the limb outline of the patient when in use, and solving the problem that the size of the device cannot be adjusted when the traditional uniformity compensating auxiliary device is in use, and the examination is affected when the size difference is large.

2. By arranging the ventilation layer, the ventilation property of the bonding pad can be improved, so that the wearing comfort of the device is improved, and the stuffiness feeling of a user is reduced.

3. Through setting up sweat-absorbing layer, can absorb sweat when using, conveniently use in the weather that the temperature is high, increase the travelling comfort of use.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a partial perspective view of the present utility model.

Fig. 3 is a partial perspective view of the present utility model.

Fig. 4 is an enlarged view of a portion of fig. 3a of the present utility model.

Fig. 5 is a schematic diagram of lamination of the bonding pad of the present utility model.

In the figure, 1, an annular plate; 2. a fixed block; 3. a sliding bar; 4. limit teeth; 5. an adjusting sleeve; 6. a through hole; 7. a support block; 8. a cross plate; 9. a sliding column; 10. pulling a plate; 11. a fixed tooth; 12. a spring; 13. a bonding pad; 131. a ventilation layer; 132. a bonding layer; 133. an elastic layer; 134. a sweat-absorbing layer; 14. and a limiting ring.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1-5, the magnetic resonance scanning magnetic field uniformity compensation auxiliary device comprises an annular plate 1, wherein the annular plate 1 is made of plastic, a fixed block 2 is fixed on the outer side of the annular plate 1, a sliding bar 3 is fixed on one side of the fixed block 2, a plurality of limiting teeth 4 are fixed on the surface of the sliding bar 3, an adjusting sleeve 5 is fixed on the surface of the annular plate 1, the sliding bar 3 is in sliding connection with the adjusting sleeve 5, a through hole 6 is formed in the front surface of the adjusting sleeve 5, a supporting block 7 is fixed on the front surface of the adjusting sleeve 5, a transverse plate 8 is fixed on the outer side of the supporting block 7, a sliding column 9 is in sliding connection with the back of the transverse plate 8, a pulling plate 10 is fixed on the outer side of the sliding column 9, a fixed tooth 11 is movably connected with the limiting teeth 4, a spring 12 is sleeved on the surface of the sliding column 9, an attaching pad 13 is adhered on the inner side of the annular plate 1, and the attaching pad 13 consists of an air permeable layer 131, an attaching layer 132, an elastic layer 133 and an sweat absorbing layer 134; through annular plate 1, fixed block 2, slider 3, spacing tooth 4, adjusting collar 5, through-hole 6, supporting shoe 7, diaphragm 8, slip post 9, arm-tie 10, fixed tooth 11, spring 12 and laminating pad 13's setting, make this device possess can adjust the size of device, can improve the advantage of wearing the travelling comfort moreover, the patient of different sizes has been made things convenient for and the examination is being examined, can laminating patient's limbs profile more in addition in the use, the size of current uniformity compensation auxiliary device can't be adjusted when using has been solved, the problem of space and influence the examination appears easily when the size phase difference is great.

The ventilation layer 131 is adhered to the inner side of the annular plate 1, and the ventilation layer 131 is made of ventilation cotton, and in this embodiment, by providing the ventilation layer 131, the ventilation property of the bonding pad 13 can be improved, the wearing comfort of the device can be improved, and the stuffiness feeling of a user can be reduced.

Laminating layer 132 bonds in the outside of ventilative layer 131, and the material of laminating layer 132 is the calcium carbonate powder, in this embodiment, through setting up laminating layer 132, can laminate limbs more, reduces the space of device and limbs, improves the accuracy of inspection.

The elastic layer 133 adheres to the outside of the laminating layer 132, and the elastic layer 133 is elastic cloth, and in this embodiment, through setting up the elastic layer 133, the elasticity of the laminating pad 13 is convenient for improve, can increase the tensile distance of the laminating pad 13, adapts to different crowds and uses.

Sweat-absorbing layer 134 bonds in the outside of elastic layer 133, and sweat-absorbing layer 134 is the cloth that absorbs water, in this embodiment, through setting up sweat-absorbing layer 134, can absorb sweat when using, conveniently uses in the weather that the temperature is high, increases the travelling comfort of use.

The fixed surface of annular plate 1 has spacing ring 14, spacing ring 14 and slider 3 sliding connection, in this embodiment, through setting up spacing ring 14, can carry out spacingly to slider 3, makes its inseparabler laminating at annular plate 1 surface, prevents slider 3 after fixed rocking.

The working principle of the utility model is as follows: when the device is used, the annular plate 1 is sleeved on a limb of a user, the pulling plate 10 is pulled by hands and pulled outwards, the fixing teeth 11 are driven to squeeze the spring 12 through the pulling plate 10 and the sliding column 9, the fixing teeth 11 are pulled out of the limiting teeth 4, the sliding strip 3 can be pulled outwards and adjusted, the annular plate 1 is tightly attached to the limb of the patient, the pulling plate 10 can be loosened, the fixing teeth 11 limit the sliding strip 3 under the action of the spring 12, the limiting ring 14 can limit the sliding strip 3, the sliding strip 3 can be tightly attached to the surface of the annular plate 1, the sliding strip 3 is prevented from shaking after being fixed, the ventilation layer 131 can improve the ventilation property of the attaching pad 13, the wearing comfort of the device is improved, the smoldering feeling of the user is reduced, the attaching layer 132 can be attached to the limb more, the gap between the device and the limb is reduced, the checking accuracy is improved, the elastic layer 133 is convenient to improve the elasticity of the attaching pad 13, the stretching distance of the attaching pad 13 can be increased, different people can use, and the sweat absorbing layer 134 can absorb water when the device is used, and the sweat is convenient to use, and the weather comfort is high.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims

1. Based on magnetic resonance scanning magnetic field uniformity compensation auxiliary device, including annular plate (1), a serial communication port, the material of annular plate (1) is plastics, the outside of annular plate (1) is fixed with fixed block (2), one side of fixed block (2) is fixed with slider (3), the fixed surface of slider (3) has a plurality of spacing tooth (4), the fixed surface of annular plate (1) has adjusting sleeve (5), slider (3) and adjusting sleeve (5) sliding connection, through-hole (6) have been seted up in the front of adjusting sleeve (5), the front of adjusting sleeve (5) is fixed with supporting shoe (7), the outside of supporting shoe (7) is fixed with diaphragm (8), the back sliding connection of diaphragm (8) has spliced pole (9), the outside of spliced pole (9) is fixed with arm-tie (10), the inboard of spliced pole (9) is fixed with fixed tooth (11), fixed tooth (11) and spacing tooth (4) swing joint, the front of spliced pole (9) is equipped with spring (12), laminate layer (13) are laminated by annular pad (13), laminate layer (13) laminating layer (13) and laminate layer (13) An elastic layer (133) and a sweat-absorbent layer (134).

2. The auxiliary device for compensating uniformity of magnetic field based on magnetic resonance scanning according to claim 1, wherein the air permeable layer (131) is adhered to the inner side of the annular plate (1), and the air permeable layer (131) is made of air permeable cotton.

3. The auxiliary device for compensating for magnetic field uniformity based on magnetic resonance scanning of claim 1, wherein the bonding layer (132) is adhered to the outer side of the ventilation layer (131), and the bonding layer (132) is made of calcium carbonate powder.

4. The auxiliary device for compensating for magnetic field uniformity based on magnetic resonance scanning according to claim 1, wherein the elastic layer (133) is adhered to the outer side of the bonding layer (132), and the elastic layer (133) is an elastic cloth.

5. The auxiliary device for compensating uniformity of magnetic field based on magnetic resonance scanning according to claim 1, wherein the sweat absorbing layer (134) is adhered to the outer side of the elastic layer (133), and the sweat absorbing layer (134) is a water absorbing cloth.

6. The auxiliary device for compensating based on the uniformity of the magnetic resonance scanning magnetic field according to claim 1, wherein a limiting ring (14) is fixed on the surface of the annular plate (1), and the limiting ring (14) is in sliding connection with the sliding strip (3).