
High Frequency X ray machines (MARS 50+)
By Ujala Cygnus
Reviewed by : Jalaz Jain
January 30, 2023
Overview
High frequency X-Ray machines differ significantly from the traditional single phase X ray machines. High frequency machines are more efficient, easy to use and the quality of the image is remarkable. There are a few advantages of using a high frequency X ray machine over a single phase one. It makes it possible to acquire a similar film optical density and also a similar radiation dose. These machines need less exposure time in comparison to single phase X ray machines, due to its regular radiation and its potential. High frequency machines are said to be twice as efficient as single phase generators.
Features
Efficient
X-ray machines need a high voltage generator to give energy to the x-ray tube. A high voltage has to be maintained between the cathode and the anode to control the speed at which the electrons travel and strike the anode of the X-Ray tube. The speed of electrons are determined by the voltage. The higher the voltage the higher the speed of electrons will be and the higher the penetration power of X ray will be.
Easy to use
High Frequency Generators provide Digital Operator Consoles, as opposed to the physical dials used with Standard Frequency Generators to make proper settings for each examination. With a High Frequency system, the operator simply selects the exam type from a menu, enters the patient’s thickness and presses the expose button.
The operators of a conventional X-Ray system had to set the proper voltage, and exposure time settings each time. If the operator is not good at X-Ray physics, calculating dosages and parameters of image quality, they can end up taking several retakes resulting in higher exposure to radiation. High Frequency X-Ray generators procedure require less calculations which leads to faster patient turn-arounds. High frequency generators require lower power compared to conventional X-Rays.
Image quality
In a high frequency machine, the square wave voltage is sent to the high-frequency transformer. High frequency of pulses sent to the high tension supply of an x-ray generator which aids in narrowing the spectrum of X ray beams which helps in lowering the radiation dose on the patient. The exposure time can be further reduced with a short and near constant potential waveform. When an x-ray machine works at a high voltage ranging from 2000 to 8000 Hz, it is said to be more efficient.
Conclusion
High frequency x-ray machines are better when compared to traditional single-phase machines, because of their efficiency in generating X rays. The ability to control high voltage power that is required to run the x-ray tube and the simplicity in usage. High Frequency X ray machines produce images of superior quality, it uses up less radiation dose, possess quality penetration properties, settings are pre-configured and reduces retakes and several exposures and better return on investment. Moreover, it has a compact size and design and low manufacturing cost and installation. High Frequency X-ray machines are not only helpful for medical professionals but also serve the patient’s needs quite well.
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