Hemodialysis uses a special filter called a dialyzer that functions as an artificial kidney to clean your blood. The dialyzer is a canister connected to the hemodialysis machine.
seat noun (FURNITURE) A2 [ C ] a piece of furniture or part of a train, plane, etc. that has been designed for someone to sit on: Chairs, sofas and benches are different types of seat. Please have/take a seat (= sit down). A car usually has a driver's seat, a front/passenger seat and back/rear seats.
v. sat (sÄt), sitÂ·ting, sits. v.intr. 1. To rest with the torso vertical and the body supported on the buttocks. 2. a. To rest with the hindquarters lowered onto a supporting surface. Used of animals.