Patent Number: 8,574,196

Title: Anesthetic syringe having a longitudinally displaceable feeding piston and check valve having passage and blocking device

Abstract: The invention relates to a syringe, particularly an anesthetic syringe, having a longitudinally displaceable feeding piston disposed over a first hydraulic chamber, and a second hydraulic chamber, wherein the first and second hydraulic chambers are connected by means of a first control element for regulating resistance, wherein the first control element can be actuated by a switch element, wherein the first control element comprises a first check valve.

Inventors: Stammen; Christian (Kaarst-Driesch, DE), Wagner; Georg (Niederzissen, DE), Reinertz; Olivier Georg (Eupen, BE), Jansen; Roman Josef (Wassenberg, DE)

Assignee: SMJM Inject GmbH

International Classification: A61M 5/00 (20060101); A61M 5/315 (20060101); A61M 37/00 (20060101)

Expiration Date: 1/05/12017