When was tomography invented




















This development is critical to the improvement of patient care, particularly in alerting physicians to urgent concerns. Hours could turn into mere seconds as the process is times faster — an advancement that would undoubtedly unburden the hospital staff.

While the research has yet to be concluded, and the AI platform is still pending real-life tests, this study is a prime example of how this technology could work hand in hand with radiologists today. A CT scan offers a plethora of benefits to those with internal injuries or other kinds of trauma. It can identify bone and joint diseases, such as complicated bone fractures and even tumors.

For patients with illnesses like cancer, liver masses, and heart disease, a CT scan guides the doctors into tracking the specific parts afflicted by the ailments.

Blood clots and infections can also be easily spotted with the help of this technology. Doctors can use the results as tools to determine which medications are working and what other treatments could be utilized.

The first computed tomography image — a CT scan — of the human brain was made 50 years ago, on Oct. Hounsfield never made it to Egypt, but his invention did take him to Stockholm and Buckingham Palace. He was not a particularly good student. He was, however, a wizard with electrical machinery — especially the newly invented radar that he would jury-rig to help pilots better find their way home on dark, cloudy nights.

He practiced his trade at EMI — the company would become better known for selling Beatles albums , but started out as Electric and Music Industries, with a focus on electronics and electrical engineering. While on a forced holiday to ponder his future and what he might do for the company, Hounsfield met a physician who complained about the poor quality of X-rays of the brain. Plain X-rays show marvelous details of bones , but the brain is an amorphous blob of tissue — on an X-ray it all looks like fog.

This got Hounsfield thinking about his old idea of finding hidden structures without opening the box. First, he would conceptually divide the brain into consecutive slices — like a loaf of bread. Then he planned to beam a series of X-rays through each layer, repeating this for each degree of a half-circle.

Finally, in possibly his most ingenious invention, Hounsfield created an algorithm to reconstruct an image of the brain based on all these layers. The company allowed Hounsfield to work on his product, but with scant funding.

CT is not the only cross-sectional modality in use in medical imaging today. The first clinical scan: Atkinson Morley's Hospital, October Top of Page scientific background and early technical development Computed Tomography CT builds on developments in two fields - X-ray imaging and computing. Top of Page clinical acceptance and early commercial development Following the first clinical scan in , the patient with the suspected frontal lobe tumour was operated on.

Top of Page further development The s saw incremental development of CT scanner technology: shorter scan times and increased matrix sizes, until by the late s scan times were down to only 3 seconds and matrix sizes were up to x Top of Page current use of CT Development of CT scanner technology continued through the early years of the 21st century, particularly with multi-slice scanners.

Top of Page CT and other imaging modalities CT is not the only cross-sectional modality in use in medical imaging today. Top of Page further reading and viewing Beckmann, EC. CT scanning the early days. Computerised transverse axial scanning tomography : Part 1. Description of system. The engineer, Godfrey Hounsfield, had developed the new X-ray technology almost single-handedly.

The data collected from the brain was stored on a magnetic tape and taken by car to an EMI lab about 20 kilometers away. When Hounsfield and Ambrose published the first test results on April 20, , they triggered the greatest sensation in medical X-ray technology since the discovery of X-rays.



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