Tourniquet
device · 1718 · Early modern era
A means of stopping bleeding (Petit; Esmarch’s tourniquet).
What it is made of
- Screw thread — has part. Petit’s tourniquet was tightened with a screw.
- Rubber band strap — has part. An elastic band.
- Tourniquet buckle — has part. It locks the tension.
Principles and materials it uses
- Pressure — uses. Compressing the blood vessels.
- Leather — is made of. The strap of a tourniquet is leather.
Where it is used
- First aid kit — is part of. A tourniquet.