https://cancer.ca/en/treatments/tests-and-procedures/thoracentesis
A thoracentesis is used to drain fluid from the space between the lungs and the wall of the chest (pleural cavity). A thoracentesis may also be called a...
canadian cancer societythoracentesis
https://www.vumc.org/massion-lab/publication/gravity-versus-wall-suction-driven-large-volume-thoracentesis-randomized-controlled
gravityversuswallsuctiondriven