CN210990291U - Automatic auxiliary fixing device for magnetic resonance coil - Google Patents
Automatic auxiliary fixing device for magnetic resonance coil Download PDFInfo
- Publication number
- CN210990291U CN210990291U CN201920331133.5U CN201920331133U CN210990291U CN 210990291 U CN210990291 U CN 210990291U CN 201920331133 U CN201920331133 U CN 201920331133U CN 210990291 U CN210990291 U CN 210990291U
- Authority
- CN
- China
- Prior art keywords
- air cushion
- magnetic resonance
- module
- resonance coil
- fixing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Magnetic Treatment Devices (AREA)
Abstract
The utility model discloses an automatic auxiliary fixing device of magnetic resonance coil, including magnetic resonance coil, air cushion, pressure sensor and host computer, the magnetic resonance coil inboard is equipped with inflatable air cushion, pressure sensor sets up on the air cushion, the host computer respectively with the air cushion with pressure sensor connects for according to the control of the pressure electricity signal of pressure sensor output the pressure on the human body is applyed to the air cushion. The utility model discloses detect the joint for artifical chucking of tradition, labour saving and time saving not only can alleviate artifical chucking and detect the misery that brings because the dynamics is held unevenly when the joint, can avoid the direct contact of staff and patient's skin moreover, has reduced patient cross infection's risk, has improved clinical examination efficiency.
Description
Technical Field
The utility model relates to the field of medical equipment, concretely relates to automatic supplementary fixing device of magnetic resonance coil.
Background
Magnetic resonance examination is one of medical imaging examinations, and is becoming an indispensable imaging examination with the following advantages: multi-parameter, multi-azimuth imaging, no ionizing radiation, high soft tissue resolution, clear image, and capability of displaying blood vessels and nerves without taking medicine; the defect is that the examination time is long, the examination is sensitive to motion, a motion needs to be kept for a long time in the examination process, otherwise motion artifacts are generated, the image quality is reduced, missed diagnosis and misdiagnosis are caused, meanwhile, an examiner directly or a cushion is arranged to be in contact with the coil, the comfort of a patient is poor, and the tolerance of the patient for standing still is reduced. In order to improve the image quality and reduce motion artifacts, the traditional method is to fix the patient by sponge, foam pad, bandage and other devices after the patient is placed in a good position, but the operation is complicated, the extrusion force is uneven, the extrusion pressure degree is not easy to control, the pain of the patient is increased, the working efficiency is low, and meanwhile, medical staff can contact the fixing device and the risk of cross infection of the patient is increased. The publication CN203673054U discloses a positioning device for a magnetic resonance coil, which solves the problems of complicated operation and discomfort for patients caused by difficulty in moving the coil when positioning is needed in the conventional magnetic resonance coil scanning. The device should include the U-shaped tray, the upper surface of U-shaped tray is the U-shaped concave surface, the U-shaped tray only has one side in the length direction. In this embodiment, the U-shaped tray has only one side surface in the longitudinal direction, i.e., the other side surface, which is in a fully open state. The patent is only suitable for the arrangement of the coil in the scanning process of limb joints/knee joints, no description is made on the fixation of other joints of the head and the neck, and no elastic part is arranged at the part which is tightly pressed against the joint to be detected, so that uncomfortable feeling can be brought to a patient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the not enough of prior art, provide an automatic supplementary fixing device of magnetic resonance coil, realize in the magnetic resonance inspection to patient's fixed, increase patient's comfort level and reduce cross infection.
In order to achieve the above object, the utility model discloses a following scheme realizes: an automatic auxiliary fixing device for a magnetic resonance coil comprises the magnetic resonance coil, an air cushion, a pressure sensor and a host machine, wherein an inflatable air cushion is arranged on the inner side of the magnetic resonance coil, the pressure sensor is arranged on the air cushion, the host machine is respectively connected with the air cushion and the pressure sensor and used for controlling the pressure exerted on a human body by the air cushion according to a pressure electric signal output by the pressure sensor, and the air cushion is made of a flexible material.
The host comprises an inflation and deflation module, a control module, an information processing module, an alarm module, a display screen, a control button and a power supply module, wherein the inflation and deflation module is connected with the air cushion and is used for inflating or deflating the air cushion to control the pressure applied or released to the human body;
the information processing module is connected with the pressure sensor and used for acquiring and processing the pressure electric signal output by the pressure sensor;
the control module is respectively connected with the inflation and deflation module and the information processing module and is used for receiving the pressure electric signal output by the information processing module and controlling the inflation and deflation module to inflate or deflate according to the pressure electric signal output by the information processing module;
the alarm module is electrically connected with the control module and used for outputting an alarm signal;
the display screen is electrically connected with the control module and is used for displaying data information;
the control button is electrically connected with the control module and used for controlling the working state of the control module.
The air cushion is in a trapezoidal structure or a U-shaped structure.
Preferably, the inner wall of the air cushion is provided with folds.
The control buttons include a pause/stop button, an inflation button, a power switch button, and an alarm off button.
Preferably, the air cushion is made of rubber or silica gel.
Preferably, the air cushion comprises an air bag and a cloth cover, the air bag is connected with the inflation and deflation module, and the inflation and deflation module inflates or deflates the air bag.
Preferably, the air cushion and the main machine shell are made of non-magnetic or weak-magnetic materials.
Preferably, the alarm module is a loudspeaker and/or an L ED lamp.
The utility model has the advantages that: 1. the pressure sensor is used for converting the pressure applied by the air cushion on the human body into a pressure electric signal, and the host machine controls the host machine according to the pressure electric signal output by the pressure sensor, so that the device is high in sensitivity, safe, reliable and simple in structure and manufacturing process;
2. the air cushion adopts a trapezoidal structure or a U-shaped structure, the trapezoidal structure conforms to the structural characteristics of the human body that the near end is thick and the far end is thin, and the pressure can be ensured to be uniformly distributed. The U-shaped structure is used for fixing the neck, the head and the like, so that the comfort of a patient is improved;
3. the alarm module can send out an alarm signal in the form of sound and/or light when the pressure exceeds a preset threshold value of the system, so that the injury to a human body caused by overlarge pressure is avoided;
4. compared with the traditional method for manually clamping the joint to be detected, the method is time-saving and labor-saving, can relieve the pain caused by uneven strength control when the joint to be detected is manually clamped, can avoid the direct contact between workers and the skin of a patient, reduces the risk of cross infection of the patient, and improves the clinical examination efficiency;
5. the air cushion and the main machine shell are made of non-magnetic or weak magnetic materials. The interference to the magnetic resonance examination is reduced.
Drawings
The invention will be further explained with reference to the drawings:
fig. 1 is a schematic structural view of the present invention;
figure 2 is a cross-sectional view of a magnetic resonance coil;
FIG. 3 is a schematic diagram of a trapezoidal magnetic resonance coil;
FIG. 4 is a schematic diagram of the internal structure of the host;
in the figure: the magnetic resonance monitoring device comprises a magnetic resonance coil 1, an air cushion 2, a pressure sensor 3, a host machine 4, an inflation and deflation module 5, a control module 6, an information processing module 7, an alarm module 8, a display screen 9, a control button 10 and a power supply module 11.
Detailed Description
As shown in fig. 1, an automatic auxiliary fixing device for a magnetic resonance coil comprises a magnetic resonance coil 1, an air cushion 2, a pressure sensor 3 and a main machine 4, wherein the inner side of the magnetic resonance coil 1 is provided with the inflatable air cushion 2, the pressure sensor 3 is arranged on the air cushion 2, the main machine 4 is respectively connected with the air cushion 2 and the pressure sensor 3 and is used for controlling the pressure exerted on a human body by the air cushion 2 according to a pressure electric signal output by the pressure sensor 3, and the air cushion 2 is made of a flexible material. With the structure, the air cushion 2 fixes the joint to be detected, so that direct contact between workers and the skin of a patient can be avoided, a high-quality magnetic resonance image is obtained, the risk of cross infection of the patient is reduced, and the clinical examination efficiency is improved.
The host 4 comprises an inflation and deflation module 5, a control module 6, an information processing module 7, an alarm module 8, a display screen 9, a control button 10 and a power module 11, wherein the inflation and deflation module 5 is connected with the air cushion 2 and is used for inflating or deflating the air cushion 2 to control the application or release of pressure on the human body;
the information processing module 7 is connected with the pressure sensor 3 and is used for acquiring and processing a pressure electric signal output by the pressure sensor 3;
the control module 6 is respectively connected with the inflation and deflation module 5 and the information processing module 7, and is used for receiving the pressure electric signal output by the information processing module 7 and controlling the inflation and deflation module 5 to inflate or deflate according to the pressure electric signal output by the information processing module 7;
the alarm module 8 is electrically connected with the control module 6 and is used for outputting an alarm signal; by the structure, the patient and the medical care personnel can find and adjust in time, and fine management is realized.
The air charging and discharging module 5 can adopt an automatic air charging and discharging device of a tracheal cannula air bag disclosed by the publication number CN205339791U, the information processing module 7 can adopt a minimum system of STC89C52 single chip microcomputer, the control module 6 can adopt an STM32 series single chip microcomputer chip, and the display screen 9 can adopt a L CD1602 liquid crystal display screen.
The display screen 9 is electrically connected with the control module 6 and is used for displaying data information;
the control button 10 is electrically connected with the control module 6 and is used for controlling the working state of the control module 6.
The air cushion 2 is in a trapezoidal structure or a U-shaped structure. The trapezoidal structure accords with the structural characteristics of the human limbs that the near end is thick, and the distal end is thin, can ensure that pressure evenly distributed. The U-shaped structure is used for fixing the neck, the head and the like, and the comfort level of a patient is improved. The air cushion 2 can also adopt a structure which is in accordance with the shape of the human joint according to the specific part.
The inner wall of the air cushion 2 is provided with folds. With the structure, the requirements of different parts of different crowds can be met.
The control buttons 10 include a pause/stop button, an air charge/discharge button, a power switch button, and an alarm off button. The charging and discharging button is used for starting the charging and discharging module, the pause/stop button is used for controlling the pause or the closing of the device, the power switch button is used for controlling the power module to start the whole device, and the alarm closing button.
The air cushion 2 is made of rubber or silica gel. By the structure, the comfort level of a patient is improved, and discomfort of the joint caused by over-hard materials is avoided.
The air cushion 2 comprises an air bag and a cloth cover, the air bag is connected with the inflation and deflation module 5, and the inflation and deflation module inflates or deflates the air bag. The cloth cover has high comfort level and can reduce skin and soft tissue injuries.
The air cushion 2 and the main machine 4 are made of non-magnetic or weak-magnetic materials. The interference to the magnetic resonance examination is reduced.
The alarm module 8 is a speaker and/or L ED lamp, and thus the alarm module 8 emits an alarm signal in the form of sound and/or light.
The inflation and deflation module comprises an inflation pump for inflation and a deflation module for deflation.
Magnetic resonance examination process: when four limbs and four limb joints are examined through magnetic resonance, a patient takes off thick clothes before examination, the part to be examined is placed in the magnetic resonance coil 1, the air cushion 2 is in contact with the skin, the power switch button is turned on, the inflation button is pressed, the inflation pump in the inflation and deflation module 5 is started, the air cushion 2 starts to inflate, when the pressure reaches a preset threshold value, inflation is automatically stopped, and injury to the patient due to overlarge pressure can be avoided. The joints or the limbs are fixed, and magnetic resonance scanning is carried out; when the examination is finished, the deflation button is pressed, the deflation module in the deflation and deflation module 5 is started, the pressure of the air cushion 2 is reduced, and the examination is finished; when performing craniocerebral scanning, the air cushion 2 can adopt a U-shaped structure. Because the magnetic resonance examination noise is big, still can set up the air cushion according to people's ear shape to this noise reduction protects the hearing. In the whole inflation and deflation process, when the abutting force acquired by the pressure sensor 3 is greater than the pressure threshold value preset by the system, the alarm module 8 sends out an alarm signal in the form of sound and/or light, the alarm is turned off through the alarm turn-off button, and the inflation can be suspended or stopped through the suspension/stop button, so that the comfort level of a patient is increased, and the inspection success rate is improved. When the abutting force acquired by the pressure sensor 3 is smaller than or equal to a pressure threshold value preset by the system, if the joint effusion pressed by the patient is serious, the air pump can be shut down by manually triggering the pause/stop button.
The above mentioned is only the embodiments of the present invention, and not the limitations of the patent scope of the present invention, and all the equivalent structures made by using the content of the present specification, or directly or indirectly applied to other related technical fields, are included in the patent protection scope of the present invention.
Claims (9)
1. The utility model provides an automatic supplementary fixing device of magnetic resonance coil which characterized in that: the magnetic resonance air cushion comprises a magnetic resonance coil (1), an air cushion (2), a pressure sensor (3) and a host (4), wherein the inner side of the magnetic resonance coil (1) is provided with the inflatable air cushion (2), the pressure sensor (3) is arranged on the air cushion (2), the host (4) is respectively connected with the air cushion (2) and the pressure sensor (3) and used for controlling the pressure exerted on a human body by the air cushion (2) according to a pressure electric signal output by the pressure sensor (3), and the air cushion (2) is made of a flexible material.
2. An automatic auxiliary fixing device for a magnetic resonance coil according to claim 1, characterized in that: the host (4) comprises an inflation and deflation module (5), a control module (6), an information processing module (7), an alarm module (8), a display screen (9), a control button (10) and a power supply module (11), wherein the inflation and deflation module (5) is connected with the air cushion (2) and is used for inflating or deflating the air cushion (2) to control the application or release of pressure on the human body;
the information processing module (7) is connected with the pressure sensor (3) and is used for acquiring and processing a pressure electric signal output by the pressure sensor (3);
the control module (6) is respectively connected with the inflation and deflation module (5) and the information processing module (7) and is used for receiving the pressure electric signal output by the information processing module (7) and controlling the inflation and deflation module (5) to inflate or deflate according to the pressure electric signal output by the information processing module (7);
the alarm module (8) is electrically connected with the control module (6) and is used for outputting an alarm signal;
the display screen (9) is electrically connected with the control module (6) and is used for displaying data information;
the control button (10) is electrically connected with the control module (6) and is used for controlling the working state of the control module (6).
3. An automatic auxiliary fixing device for a magnetic resonance coil according to claim 1, characterized in that: the air cushion (2) is in a trapezoidal structure or a U-shaped structure.
4. An automatic auxiliary fixing device for a magnetic resonance coil according to claim 1, characterized in that: the inner wall of the air cushion (2) is provided with folds.
5. An automatic auxiliary fixing device for a magnetic resonance coil according to claim 2, characterized in that: the control buttons (10) include a pause/stop button, an inflation button, a power switch button, and an alarm off button.
6. An automatic auxiliary fixing device for a magnetic resonance coil according to claim 1, characterized in that: the air cushion (2) is made of rubber or silica gel.
7. An automatic auxiliary fixing device for a magnetic resonance coil according to claim 2, characterized in that: the air cushion (2) comprises an air bag and a cloth cover, the air bag is connected with the inflation and deflation module (5), and the inflation and deflation module (5) inflates or deflates the air bag.
8. An automatic auxiliary fixing device for a magnetic resonance coil according to claim 1, characterized in that: the air cushion (2) and the main machine (4) are made of nonmagnetic or weak magnetic materials.
9. An automatic auxiliary fixing device of magnetic resonance coil according to claim 2, characterized in that the alarm module (8) is a loudspeaker and/or L ED lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920331133.5U CN210990291U (en) | 2019-03-15 | 2019-03-15 | Automatic auxiliary fixing device for magnetic resonance coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920331133.5U CN210990291U (en) | 2019-03-15 | 2019-03-15 | Automatic auxiliary fixing device for magnetic resonance coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210990291U true CN210990291U (en) | 2020-07-14 |
Family
ID=71465566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920331133.5U Expired - Fee Related CN210990291U (en) | 2019-03-15 | 2019-03-15 | Automatic auxiliary fixing device for magnetic resonance coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210990291U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113749638A (en) * | 2021-10-18 | 2021-12-07 | 深圳市联影高端医疗装备创新研究院 | Isolation device for magnetic resonance, magnetic resonance imaging apparatus and control method thereof |
-
2019
- 2019-03-15 CN CN201920331133.5U patent/CN210990291U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113749638A (en) * | 2021-10-18 | 2021-12-07 | 深圳市联影高端医疗装备创新研究院 | Isolation device for magnetic resonance, magnetic resonance imaging apparatus and control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210990291U (en) | Automatic auxiliary fixing device for magnetic resonance coil | |
| CN204995672U (en) | Stretcher for magnetic resonance examination | |
| CN208910371U (en) | A kind of Internal Medicine-Cardiovascular Dept. finger pressure bracket | |
| CN217285948U (en) | Compression hemostat | |
| CN207707966U (en) | Electric intelligent arteria femoralis compression hemostat | |
| CN110403623A (en) | Head CT examination fixes device | |
| CN215227801U (en) | Electronic stethoscope | |
| CN214387450U (en) | Magnetic resonance head examination auxiliary fixing device | |
| CN212679069U (en) | Laparoscope with blood vessel imaging function | |
| CN212466046U (en) | Prostate liquid collection device | |
| CN211484630U (en) | Fixing device for skull CT examination | |
| CN211834442U (en) | Radiation protection device for CT examination of infants | |
| CN113975471A (en) | Head and neck lymph drainage regulation and control instrument and use method thereof | |
| CN211484579U (en) | Magnetic resonance auxiliary device for deaf patient | |
| CN210277662U (en) | Knee joint air bag rehabilitation brace | |
| CN111493919A (en) | Head pillow for CT angiography examination of head | |
| CN211634038U (en) | Ventilative massage type air bed | |
| CN221654290U (en) | Limb fixing device for nuclear magnetic resonance limb examination | |
| CN215584493U (en) | Be used for backbone operation nursing with protection aerating device | |
| CN213964166U (en) | Neurosurgery intervenes treatment device | |
| CN219022072U (en) | Inflatable hip pad for operation | |
| CN219613855U (en) | Magnetic resonance examination restraint board for body of agitation patient | |
| CN213696958U (en) | CT breast stereo scanning support instrument | |
| CN217886327U (en) | Gastrointestinal decompression patient is with multi-functional air bag restraint oversleeve | |
| CN220293746U (en) | Postoperative care area |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200714 Termination date: 20210315 |