Patent ID: 8992483
Filing Date: 2015-03-31
Classification: A61M

Abstract:
1. An indwelling needle assembly comprising: an inner needle having a sharp needle point at a distal end thereof and an engaging portion in the vicinity of the distal end; an inner needle hub provided at a proximal end portion of the inner needle; an outer needle arranged on an outer periphery of the inner needle; an outer needle hub provided at a proximal end portion of the outer needle; and a protector for protecting the needle point of the inner needle arranged on the outer periphery of the inner needle so as to be axially slidable, the protector including a protecting member having an inner space which allows storage of the needle point of the inner needle and is slidable axially on the inner needle and a closing member arranged on an outer periphery of the protecting member so as to be slidable from a proximal end to a distal end thereof, the protecting member including the closing member being arranged on the outer periphery of the proximal end portion on-which the displaceable side wall of the protecting member is not provided before the needle point is stored in the inner space of the protecting member, and is configured and adapted to be slid on the outer periphery of the protecting member toward a distal side and to be arranged on the outer periphery of the distal end portion on which the displaceable side wall of the protecting member is provided when the needle point is stored in the inner space of the protecting member.