Video 7.3. Transferring a mucosal biopsy sample from the endoscopy forceps to a sample pot using the “free floating biopsy” approach. Several samples from one site can be combined like this. The liquid can be saline which is later decanted and replaced by formalin.

Video 7.2. Obtaining biopsy samples in the small intestine.

Video 7.1. Correct way of holding a flexible endoscope, and demonstration of endoscope tip flexion by using deflection controls and achieving insertion tube torque by left arm and wrist movement.