![](https://webarchive.library.unt.edu/eot2008/20090514044904im_/http://www.cancer.gov/images/spacer.gif) |
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(MEH-dih-kul dee-VICE)
![](https://webarchive.library.unt.edu/eot2008/20090514044904im_/http://www.cancer.gov/images/spacer.gif)
| 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. |
Previous Definitions: | mediastinal pleura, mediastinoscope, mediastinoscopy, mediastinum, medical castration | Next Definitions: | medical nutrition therapy, medical oncologist, medication, medicine, medroxyprogesterone |
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![](https://webarchive.library.unt.edu/eot2008/20090514044904im_/http://www.cancer.gov/images/spacer.gif) |