What is the definition or description of: joint aspiration?

Joint aspiration: The process of drawing off fluid that exists between 2 articulating bones. Done with a sterile needle and aseptic technique.

Joint aspiration: Is when a needle is inserted into a joint space to draw fluid off to send to the lab for analysis or to relieve pressure on the joint or to remove fluid at the time of an injection to make room for the injectable.

Draining a joint: All joints are basically the space between to bones where they glide or articulate itch each other. The space can fill with fluid due to inflammation or infection. A joint aspiration is when a needle is placed into the joint space and the fluid sir drained and then usually analyzed.