Medical devices

Medical devices

Any instrument, appliance or machine that facilitates the prevention,diagnosis and treatment of illness, physical or mental injury, by a medical professional.

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Medical devices > Clinical trials

phase ii trials

Pharmaceutical; Clinical trials

Controlled clinical studies conducted to evaluate the effectiveness of the drug for a particular indication or indications in patients with the disease or condition under study ...

phase iii trials

Pharmaceutical; Clinical trials

Expanded controlled and uncontrolled trials after preliminary evidence suggesting effectiveness of the drug has been obtained, and are intended to gather additional information to ...

phase iv trials

Pharmaceutical; Clinical trials

Post-marketing studies to delineate additional information including the drug's risks, benefits, and optimal use.

placebo controlled study

Pharmaceutical; Clinical trials

A method of investigation of drugs in which an inactive substance (the placebo) is given to one group of participants, while the drug being tested is given to another group. The ...

placebo effect

Pharmaceutical; Clinical trials

A physical or emotional change, occurring after a substance is taken or administered, that is not the result of any special property of the substance. The change may be ...

prevention trials

Pharmaceutical; Clinical trials

Refers to trials to find better ways to prevent disease in people who have never had the disease or to prevent a disease from returning. These approaches may include medicines, ...