He goes to a hospital once a month to have fluid drained from his knees.

Tubes may be used to drain fluid in the chest.

He has been disabled since April 11 after having fluid drained from his knee.

Surgery may be needed to drain fluid from the lungs and control the infection.

This procedure can be used to drain fluid from an effusion and reduce pressure on the heart.

These tubes are used to drain air and fluid until the patient heals enough to take them out (usually a few days).

He had surgery to drain fluid from his lung.

For example, they can drain cerebrospinal fluid through a catheter.

Three times, doctors drained bloody fluid from his chest.

The doctors would then drain fluid from the area and peel off a layer of scar tissue.