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.
Type:
Grant
Filed:
November 19, 2009
Date of Patent:
November 5, 2013
Assignee:
SMJM Inject GmbH
Inventors:
Christian Stammen, Georg Wagner, Olivier Georg Reinertz, Roman Josef Jansen
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.
Type:
Application
Filed:
November 19, 2009
Publication date:
December 8, 2011
Applicant:
SMJM Inject GmbH
Inventors:
Christian Stammen, Georg Wagner, Olivier Georg Reinertz, Roman Josef Jansen
Abstract: An improved, very wieldy anesthetic syringe that allows for precise and repeated injection has a first hydraulic chamber behind a feed piston and a second hydraulic chamber behind the first hydraulic chamber, the hydraulic chambers being connected so as to allow for regulation of the flow resistance. A special receiver for cannulae that have been specifically developed for use with the proposed syringe is also provided.
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