Method and device for taking a sample from a closed test tube

摘要

A method for taking a sample (22a) from a closed test tube (11) without removing the stopper (12) of the test tube. According to the method, the stopper of the test tube is pierced with a disposable piercing needle (13) through which the sample is taken to the sample receptacle (16) of the sampling device (10). From there the sample (22b) is dispensed with a dispenser needle. The sampling device comprises an adapting element for fitting the test tube, with the piercing needle first, to the sampling device, a cup-like sample receptacle and a suction device for drawing the sample that is in the test tube into the sample receptacle <IMAGE>