Contrast Agents used in Ultrasound

Ultrasound contrast agents are gas-filled micro-bubbles which are injected into the blood stream. Micro-bubbles will give increased backscatter signal due to the large acoustic impedance mismatch between the gas-filled bubble and surrounding tissue Micro-bubble suspension is injected intravenously into the systemic circulation in a small bolus. The micro-bubbles...
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The 3 X-ray Tube Rating Charts

There are three (3) x-ray tube rating charts that are very important in order to prolong tube life. They are listed below: Radiographic Tube Rating Charts Anode Cooling Chart Housing Cooling Chart   Radiographic Tube Rating Charts A guide regarding the most common technical factor combinations that can...
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What is A Simulator Machine Used in Radiation Therapy?

Below are some of the important notes that should be learned that describes a simulator machine used in Radiation Therapy Planning and Treatment: Simulator is a machine which is capable of duplicating the geometry and mechanical movements of radiation therapy machines but use a diagnostic  x-ray tube Primarily ...
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