Patent ID: 6695819
Filing Date: 2004-02-24
Classification: A61M

Abstract:
A safety needle assembly comprising:a hub having a proximal end adapted to be connected to a fluid transfer device and a distal end; a cannula having a proximal end connected to the hub and a distal end; a collar mounted on the hub; a protector having an interior, the protector being movable between an initial position in which the cannula is at least partially covered by the protector and a removed position in which the cannula is uncovered by the protector, said protector including a through opening; a sheath pivotally mounted on the collar and positioned in an initial position in which the through opening in the protector is closed by the sheath, the sheath including a longitudinally extending channel, the sheath being adapted to pivot from the initial position in a direction away from the cannula to permit use of the cannula and being adapted to pivot back towards the cannula to a cannula covering position in which the cannula is located within the channel of the sheath; the protector being provided with an engaging part that engages the sheath during movement of the protector from the covering position toward the removed position to cause the sheath to automatically pivot away from the initial position; and means for permanently locking the sheath in the cannula covering position.