Patent ID: 8308656

Claim:
A sampling device which can be used in an analysis automated device, said device comprising: a body ( 14 ), a sampling needle ( 10 ) having a sampling end ( 103 ), that can move in the body ( 14 ) between an extended position suitable for taking a sample ( 17 ) in a tube ( 13 ), in which the sampling end ( 103 ) is outside of the body ( 14 ), and a retracted position in which the sampling end ( 103 ) is located inside the body ( 14 ), said needle ( 10 ) having at least one groove ( 101 ) extending longitudinally over an outside surface of the needle ( 10 ) in a grooved zone of said needle, and a seal ( 11 ) between the body ( 14 ) and said outside surface of the needle ( 10 ); the seal ( 11 ) being arranged in a sealing zone of the needle ( 10 ) at least when the needle is in the retracted position, the seal ( 11 ) and the groove ( 101 ) being configured such that said groove ( 101 ) extends between said seal ( 11 ) and said sampling end ( 103 ) regardless of a position of said needle ( 10 ) between said extended position and said retracted position of the needle.