Anonymous  +  189731 Fri, 27 Jan 06 11:28 PM What are they used for? Thank you Anonymous

	Mister Micawber  +  189845 Sat, 28 Jan 06 08:04 AM The physician performing pericardiocentesis will insert a syringe with an attached cardiac needle slowly into the chest wall until the needle tip reaches the pericardial sac. The patient may experience a sensation of pressure as the needle enters the membrane. When the needle is in the correct position, the physician will aspirate, or withdraw, fluid from the pericardial sac. Mister Micawber Joined on Wed, Aug 4 2004 Yokohama Veteran Member 30,805 'The question is,' said Humpty Dumpty, 'which is to be master-- that's all.'