Final answer:
The surgical procedure to remove fluid from a joint is arthrocentesis. Arthrocentesis is a procedure where a needle is inserted into the joint to extract fluid for analysis or to relieve pressure caused by excess fluid accumulation.
Step-by-step explanation:
The surgical procedure to remove fluid from a joint is arthrocentesis. Arthrocentesis, also known as joint aspiration, is a procedure where a needle is inserted into the joint to extract fluid for analysis or to relieve pressure caused by excess fluid accumulation. It is commonly used to diagnose and treat conditions such as arthritis, gout, or infection.