To provide a drip chamber which has a simple structure and prevents air from being taken into a medical fluid when drops of the medical fluid fall from a drip opening of the drip chamber.

The drip chamber, comprising at least a main body of the drip chamber, the drip opening at an upper part of the main body of the drip chamber, and an outlet for an accumulated liquid at a lower part of the main body of the drip chamber, is characterized by providing a slanting member where the drops of the medical fluid falling from the drip opening of the drip chamber hit before reaching the liquid surface of the accumulated liquid in the main body of the drip chamber.