Schematic diagram shows the jabbing method used for tracheobronchial wall penetration in transbronchoscopic needle aspiration. The fiberoptic bronchoscope is held stationary while the needle assembly is jabbed forward.
Reproduced with permission from Minai, OA, Dasgupta, A, Mehta, AC. Transbronchial needle aspiration of central and peripheral lesions. In: Bolliger, CT, Mathur, PN (Eds), Progress in Respiratory Research- Interventional Bronchoscopy. Karger, Basel, Switzerland, 1999.