title: Induction of pneumothorax by means of the Veress cannula.
abstract: The Veress cannula was used in 20 patients to induce a closed pneumothorax preceding diagnostic thoracoscopy. The Veress cannula appears to be simple, safe and precise in use.
mesh_terms: D002404:Catheterization / Q000295:instrumentation*; D006801:Humans; D009339:Needles; D011031:Pneumothorax, Artificial; D013906:Thoracoscopy