PET scanner
device · 1975 · Digital age
Positron emission tomography.
What it is made of
- Photodiode — has part. Photodetectors register the scintillations.
- Ring of scintillation detectors — has part. Scintillators around the patient.
- Computer — has part. Image reconstruction.
Principles and materials it uses
- Radioactivity — uses. A radioactive tracer.
- Computer — uses. Reconstruction.
- Steel — is made of. The gantry is steel.
- Radiotracer vial — uses. A tracer with a positron-emitting isotope.