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Experimental apparatus for teaching magnetic resonance imaging technology
The experimental instrument for teaching nuclear magnetic resonance imaging technology is equipped with a virtual data acquisition and image reconstru
Product details

Product Introduction:

new generationExperimental apparatus for teaching magnetic resonance imaging technology-EDUMR20-015V-I, It is a small desktop MRI instrument designed specifically for teaching experiments in MRI technology, upgraded from the classic MRI technology experimental instrument. It is equipped with a virtual data acquisition and image reconstruction experimental teaching platform for MRI, which combines online operation and virtual MRI data acquisition, allowing students to understand MRI and its imaging principles.

Scope of application:

new generationExperimental apparatus for teaching magnetic resonance imaging technologyEDUMR20-015V-I, Can be paired with courses related to magnetic resonance imaging
Physics related majors offer experiments on MR principles and applications
In majors such as modern physics, applied physics, electronic information engineering, etc.: medical physics, university physics, general physics, etc
Medical imaging related majors offer experiments such as MRI principles and MRI operation demonstrations
Such as medical imaging technology majors, medical imaging majors, medical imaging and nuclear medicine majors in colleges, universities, and undergraduate programs
Open and expanded experimental courses on equipment hardware structure for medical engineering related majors
Such as biomedical engineering, medical technology, clinical engineering, medical device engineering, etc.

Characteristic features:

The instrument is open and truly compact.
Openness: Both software and hardware have a high degree of openness.
1. Hardware openness: This is reflected in the ability to simulate continuous wave nuclear magnetic resonance experiments during experimental teaching, engineering training, and classroom demonstrations. Combined with auxiliary tools such as oscilloscopes and multimeters, it can not only exercise students' hands-on ability, but also enhance their understanding of the hardware structure of instruments, which can meet the requirements of modern experimental teaching for students' practical ability;
2. Software openness: mainly reflected in the openness of K-space raw data, which can be used for simulation experiments of image reconstruction. For signal processing and data processing directions, it can provide students and teachers with a large amount of real and effective data, so as to carry out more extensive research on algorithm optimization, image post-processing, and other aspects.
Authenticity:
EDUMR20-015V-I has the same module as a medical magnetic resonance imaging machine, allowing for a real experience of the principles, instruments, and applications of magnetic resonance imaging.
EDUMR20-015V-I can meet users' requirements for teaching experiments and is an experimental instrument that conforms to the development of modern teaching.
Batch teaching:
EDUMR is paired with multiple sets of nuclear magnetic resonance virtual data acquisition and image reconstruction experimental teaching platforms to achieve a combined virtual and real experimental teaching mode, allowing each student to have their own magnetic resonance instrument and learn magnetic resonance related knowledge and applications at a deeper level.

Structure and Principle

structure

principle

Solution:

Based on its characteristics and functions, the new generation of nuclear magnetic resonance imaging technology experimental instrument - EDUMR20-015V-I is equipped with detailed experimental operation demonstration videos and integrated help manuals, allowing students to complete experimental operations very intuitively and clearly, and then independently conduct experimental operations, with a strong interest and active exploration of more knowledge.

In the teaching experiments of medical imaging related majors, emphasis is placed on using magnetic resonance imaging technology as an experimental instrument to demonstrate the principles of magnetic resonance imaging and conduct technical operation practice experiments. include:

1. Reasonable selection of pulse sequence
2. The impact of parameter settings on image quality
3. Knowledge points on the causes of artifacts and equipment troubleshooting

In the field of large medical devices, complete the following process demonstration:

1. Demonstrate the imaging process of large-scale medical magnetic resonance imaging equipment
2. Working principle of internal structure of equipment
3. Knowledge on factors affecting image quality

In biomedical engineering teaching, the following process demonstrations can be used:

1. MRI principle demonstration
2. Experiment on image quality control and image evaluation of magnetic resonance imaging
3. Conduct other exploratory experiments to explore more applications of NMR in biological sciences

In physics related teaching experiments, it can be used for the following presentations and research:

1. Can simulate continuous wave nuclear magnetic resonance experimental apparatus experiments
2. Detailed demonstration of the principles of magnetic resonance imaging and magnetic resonance imaging
3. Research on expandable electronic devices (such as electronic pulse emission and signal reception), as well as experiments in data processing, image reconstruction, and other areas

The following experimental projects can be demonstrated:

1、 Principle experiment

Mechanical homogenization and electronic homogenization
Measurement of Larmor Frequency with Hard Pulse FID Sequence
FID signal in rotating coordinate system
One dimensional processing and gain adjustment of FID signals
Determination of Hard Pulse RF by Hard Pulse Echo Sequence
Determination of Soft Pulse Radio Frequency by Soft Pulse FID Sequence
Soft pulse echo sequence
Reverse recovery method for measuring T1
Hard pulse CPMG sequence measurement T2

2、 Imaging Technology Experiment

Spin echo sequence imaging
One-dimensional gradient encoding imaging
Reverse recovery sequence imaging
2D gradient echo sequence imaging
The Image Patterns of Sampling Parameters on Image Size and Shape
Three dimensional gradient echo sequence imaging

3、 Hardware Structure Experiment

Tuning and matching of RF coils
RF switch and preamplifier
RF power amplifier and RF waveform modulation circuit
Data processing process (simulation part) experiment
Gradient power amplifier
Structure and Control Signal of Spectrometer System
The use of high-frequency digital memory oscilloscope

4、 Application Expansion Experiment (with corresponding optional additions)

Simulation experiment of 2D-FFT image reconstruction
Experiment on Quality Evaluation of Magnetic Resonance Imaging
Determination of Sesame Oil Content (Optional Special Analysis Software)
K-space primitive number

Product Features:

1. The data acquisition, processing, and storage of nuclear magnetic resonance signals can observe the FID signals (time domain, frequency domain) and spin echo signals (single or multiple) of the sample during the experimental process;
2. Display processing and storage of magnetic resonance images;
3. Provide K-space raw data;
4. Open testing of system hardware signals;
5. Multiple imaging sequences (SE sequence, FSE sequence, IR sequence, GRE sequence);

1) Animation demonstration of data acquisition process for magnetic resonance imaging
2) Virtual acquisition of magnetic resonance imaging data and image reconstruction process can be performed;
3) Virtual acquisition imaging of no less than four pulse sequences (SE sequence, FSE sequence, IR sequence, GRE sequence, EPI sequence) can be achieved;
4) The influence of observable scanning parameters on image weights can be applied;
5) Can achieve normal speed and fast collection;
6) Can simulate the influence of the uniformity of the main magnetic field;
7) Can simulate the impact of electronic noise;
8) Can implement semi Fourier scanning technology;
9) Can provide input/output interface for raw K-space data (DICOM)

6. Optional powerful relaxation time inversion fitting software;
7. Conventional 2D imaging, 2D multi-layer imaging at any angle;
8. Optional MRI 3D reconstruction software can perform 3D image reconstruction on IMG format images;
9. Optional nuclear magnetic resonance specialized analysis and testing software, Spiral sequence can be selected;
10. Paired with a virtual data acquisition and image reconstruction experimental teaching platform for magnetic resonance imaging, achieve a combination of virtual and real experimental teaching for magnetic resonance imaging.

Note: If there are any changes to the appearance of the instrument, the product technical data shall prevail.

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