Patent ID: 7766874

Claim:
A catheter head for medical and pharmaceutical applications, comprising: a catheter head housing; a cannula, which extends from the catheter head for being inserted into organic tissue; a fluid attachment for attaching a fluid delivery means which delivers a fluid to be administered; a fluid channel through which the fluid flows during administration; a puncture needle attachment for attachment of a puncture needle; a connection chamber which adjoins the cannula, the puncture needle attachment and the fluid channel; and a moveable connector which, in a first position, is arranged on the housing such that a pathway defined by the puncture needle attachment, the connection chamber, and the cannula is substantially free of obstruction and a puncture needle can be guided from the puncture needle attachment into the connection chamber and from there into the cannula, and which, in a second position, is arranged on the housing such that said pathway is obstructed by the movable connector and the movable connector fluidically separates the cannula from the puncture needle attachment after the puncture needle has been removed.