Patent ID: 6652483
Filing Date: 2003-11-25
Classification: A61M

Abstract:
A device for interconnecting a reservoir with a jet injector to inject a fluid medicament into a patient which comprises:an upper body member; a lower body member attached to said upper body member to form a fluid pathway therebetween, wherein said fluid pathway has a first end and a second end; a spike extending from said upper body member at said first end of said fluid pathway for piercing said reservoir to establish fluid communication between said reservoir and said fluid pathway; an impulse chamber formed between said upper body member and said lower body member, said impulse chamber being connected in fluid communication with said second end of said fluid pathway for receiving said fluid medicament from said reservoir; a nozzle formed with a tip extending from said lower body member to establish fluid communication between said impulse chamber and said tip; arid a plunger connectable with said jet injector for advancement of said plunger into said impulse chamber to deliver said fluid medicament from said impulse chamber into the patient when said tip of said nozzle is in contact with the skin of the patient; and a suction means for creating a vacuum between the skin of the patient and said lower body member to stabilize the skin against said tip during an injection of said fluid medicament into the patient.