Patent ID: 7520295

Claim:
A carrier with an inlet and an outlet, said carrier comprising: a channel formed within said carrier and extending between said inlet and said outlet; at least one capillary tube being arranged within said channel; and sealing elements, by which said capillary tube is sealingly fixed to said channel, said sealing elements being arranged at least near an inlet portion and an outlet portion of said capillary tube; wherein an area is defined by a part of said channel, said sealing elements and the exterior of said capillary tube, said area is in connection with the exterior of said carrier through a fluid communication path, whereby a possible fluid leak across said sealing elements will be led to this area, and from there to the exterior of said carrier; wherein said carrier forms an upper section and a lower section, each of said capillary tubes has said inlet portion in one of said sections and said outlet portion in the other of said sections; and wherein said channel is formed as at least two legs, each leg extending from said upper to said lower section, and where two neighboring legs are in fluid communication with each other in one of said upper or said lower section.