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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Dispositivo médico

Medical device (MEH-dih-kul dee-VICE)
An instrument, tool, machine, test kit, or implant that is used to prevent, diagnose, or treat disease or other conditions. Medical devices range from tongue depressors to heart pacemakers and medical imaging equipment.

Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.