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Medicine · Recorded milestone

CT scanner

Recorded year1971

Godfrey Hounsfield combines X-rays and computing into cross-sectional images.

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Built on

Integrated circuitRecorded · 1958requires
IBM System/360Recorded · 1964enables

Led to

PET scannerRecorded · 1974enables
DICOM medical imagesRecorded · 1993enables
Focused ultrasound brain therapyRecorded · 2016requires

Sources & evidence

Additional source

Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.