Patent ID: 6302866
Filing Date: 2001-10-16
Classification: A61M

Abstract:
A catheter head for subcutaneous administration of a substance, comprising:a) a cannula housing carrying a cannula to be placed in tissue, and having a passage to said cannula for the substance, said cannula housing comprising an underside for flush positioning on a tissue surface,b) a needle holder including a feed line for conducting the substance and a connecting needle to be inserted into said passage of said cannula housing, wherein said needle holder and said cannula housing are coupled to each other, said needle holder forming a guide sleeve axially surrounding said connecting needle and being narrowly slide-guided over a cylindrical extension of said cannula housing, thereby sheathing both an inlet and a section of said passage of said cannula housing adjacent to said inlet, andc) guide means for positioning of said connecting needle and, during insertion of said connecting needle into said passage of said cannula housing, for guiding said needle holder at said cannula housing.