Patent ID: 6488663
Filing Date: 2002-12-03
Classification: A61M

Abstract:
An infusion apparatus for supplying a medicine into the body of a human or an animal, comprising a first element including a cannula for insertion into said body and a second element including a hollow injection-type needle, and a hose connected to said hollow needle, for supplying said medicine to said hollow needle, said second element being insertable in said first element in such a way that said medicine can be supplied from said hose through said needle to said cannula, a locking structure for locking said second element to said first element when said first and second elements are joined, said locking structure including a circular groove formed in said second element in a portion thereof extending around said needle, at least one locking member slidably supported in said first element so as to be movable back and forth in a plane normal to an axis of said second element when disposed in said first element and in alignment with the groove formed therein, said locking member having one end position in which a portion thereof is disposed in said groove for interlocking said first and second elements and another position in which said first and second elements are unlocked permitting the removal of said second member from said first member.