Medical devices

Question 1

Ultrasound - mechanism, diagnostic and terapeutic role

Answer 1

High frequency sounds

Doesn’t damage surrounding tissues during operation because of diffraction

Surgery based on reflections

Therapeutic Role:
- Acoustic Radiation Force
- Sonodynamic Therapy
- High-Intensity Focused Ultrasound (HIFU)

Diagnostic Role:
- Ultrasound Imaging
- Acoustic Microscopy
- Ultrasound Elastography

Question 2

X-ray - mechanism, diagnostic

Answer 2

Works based on principles of electromagnetic radiation

Test based on absorption of radiation

Diagnostic Applications:
- Radiography
- Computed Tomography (CT)
- Fluoroscopy
- Mammography

Question 3

Computer tomography (CT) - mechanism, applications

Answer 3

Utilizes x-ray technology to produce detailed cross-sectional images of the body

applications:
- Diagnostic imaging
- Guided procedures
- Research and development
- 3D visualization

Question 4

Magnetic resonans tomography (MRI) mechanism, applications

Answer 4

Utilizes the principles of nuclear magnetic resonance to produce detailed images of the body’s internal structures

Applications:
- Diagnostic imaging
- Functional imaging
- Angiography
- Diffusion imaging
- Spectroscopy

Question 5

positron emmision tomography (PET) -mechanism, applications

Answer 5

Relies on the principles of nuclear physics and molecular imagining to visualize physiological processes within the body

Based on positron annihilation

Applications:
- Oncology
- Neurology
- Cardiology
- Research and drug development
- Theranostics