Is there anything terrible about Old MRI machines?

Open advanced mri: Patients experiencing claustrophobia should not have advanced open MRI using standard equipment. Patients who have claustrophobia may experience severe anxiety as a result of the enclosed environment. Even patients who are not claustrophobic find it challenging to stay in the scanning machine for more than 15 minutes without getting anxious. Even diagnostic MRI use is woefully neglected today. The typical MRI equipment has several disadvantages that limit its use, with the expense being the most significant.

Overcoming Traditional MRI’s Limitations:

In the field of medical imaging, magnetic resonance imaging (MRI) has established a firm foothold. In addition to being radiation-free and hence a safer medical imaging method, it is also better suited than the CT scan for visualizing the non-bony anatomy of the body. Soft tissues, organs, and blood arteries may now see more clearly thanks to MRI.

What is the procedure for a traditional MRI scan?

The magnetic characteristics of human tissues are used in the MRI’s operation. The hydrogen ions in the human body, mostly water, contain a considerable amount of protons. When exposed to a strong magnetic field, these protons align themselves with the area. The protons are then excited by high-frequency radio waves that are using in this field. The protons realign themselves along the field and release the stored energy in the form of microwave radiation.

Is there anything terrible about Old MRI machines?

According to the theory, high electromagnetic fields within a contained environment are required for accurate open advanced MRI operation. This broad, closed cylindrical tube resembles an enclosed room for the patient to lie during the MRI scan. Patients must remain still during the entire scan, which might be anywhere from 15 minutes to 90 minutes. All of these factors have the following adverse effects on patients:

Standard MRI scanner:

Well-built or obese patients cannot use the standard MRI scanner. MRI scanners with closed doors have a maximum opening diameter of around two feet (60 cm). Patients who are obese would not be able to use it.

Frightening experience:

For youngsters, a standard MRI can be a frightening experience. During scanning, the closed MRI equipment emits a great deal of noise. A painful experience for young patients might be made worse because they must remain still in a small, constrained space.

Critical for accuracy:

Patient cooperation is critical for accuracy. Patients must lie perfectly still for a standard MRI to produce accurate results. Anxious patients and children may wind up fidgeting because of this. Images might blur if there is movement, necessitating a re-scan if the original scan was successful.

Describe the open MRI procedure:

These problems were addressed with the open MRI machine. Describe the appearance of an advanced open MRI.

How does an open MRI vary from a closed MRI?

Open MRI machines do not use closed tubes, as implied by their name. Patients are not confined to lying inside a box. The patient’s entire body exposes to the outside environment or at least a significant portion of it. By reducing claustrophobia, helps to calm the sufferer down. Open MRI scanners come in a variety of shapes and sizes.

Size:

These aren’t open MRI systems because of the large bore. In comparison to standard MRI systems, the MRI machine’s aperture is broader at 70 cm. While heavy and well-built people may accommodate, the old system’s other problems, such as claustrophobia, are left unaddressed.

Design:

MRI scanners with an open design are ideal for patients who are unable or want to sit or stand while receiving treatment in a traditional MRI scanner. The design allows for imaging in angular planes because the patient can freely turn. In addition, open advanced MRIs are recommending when imaging with weight-bearing on a joint is sought.

Pros of advanced Open MRI:

Open MRI machines have a reduced magnet surface area since the magnets are not circumferentially positioned on two opposing sides. There is no comparison between open MRI and standard MRI in terms of field strength measured in teslas. The typical open MRI uses field strength between 0.3 and 0.7 T. The 1.2 T open MRI scanner is the most advanced. On the other hand, MRIs with closed magnetic fields are more powerful, ranging from 1.5 to 3.0 T.

Cons of open advanced Mri:

Open MRI has several drawbacks, most of which can attribute to its weak magnetic field. Available MRI machines have a more invalid magnetic field than typical MRI machines, resulting in lower image resolution. Because of this, open MRI scans provide images with lower resolution. It is essential when taking pictures of minor regions of the body.  Due to the reduced magnetic field, it may take longer to get images than with standard MRI.

When should you utilize open or closed MRI machines?

There are advantages and downsides to both closed and open MRI systems. In this case, where do you start? What’s the difference between an open MRI and a closed MRI in terms of accuracy? You must strike a compromise between the patient’s comfort and the precision of the images required. When deciding on an MRI, the following guidelines can help:

MRI scanners:

Open advanced MRI is suggested for patients with claustrophobia since they cannot take 15 minutes of confinement in a tube. MRI scanners with open doors can be an option for patients who have a history of claustrophobia or exhibit anxiety at the thought of having an MRI scan performed.

Helpful for patients:

Open advanced MRI may be helpful for patients as young as five years old. Children have a hard time staying still and listening to instructions. Available MRI scanners, such as the latest ones, allow parents to be with their children during the scan and provide comfort.

High-resolution images:

If you need high-resolution images, stay away from open MRIs. A high-field MRI, which necessitates the use of a closed MRI scanner, is recommended for in-depth tissue or organ analysis.

Conclusion:

Open MRI’s low magnetic field may make it ineffective for analyzing small or deep bodily structures because of the lack of detail it provides. Instead of an open low-field MRI, use a semi-open high-field system in certain circumstances. In the form of an image, this is what the viewer sees. As a result of the fact that most of the protons in the advanced open MRI come from water, it can tell the difference between water- and fat-rich areas with relative ease.

Read also: What is about Value center market?

Leave a Comment