Invention Grant
US08574196B2 Anesthetic syringe having a longitudinally displaceable feeding piston and check valve having passage and blocking device
失效
麻醉注射器具有纵向位移的进料活塞和具有通道和阻塞装置的止回阀
- Patent Title: Anesthetic syringe having a longitudinally displaceable feeding piston and check valve having passage and blocking device
- Patent Title (中): 麻醉注射器具有纵向位移的进料活塞和具有通道和阻塞装置的止回阀
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Application No.: US12998759Application Date: 2009-11-19
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Publication No.: US08574196B2Publication Date: 2013-11-05
- Inventor: Christian Stammen , Georg Wagner , Olivier Georg Reinertz , Roman Josef Jansen
- Applicant: Christian Stammen , Georg Wagner , Olivier Georg Reinertz , Roman Josef Jansen
- Applicant Address: DE Aachen
- Assignee: SMJM Inject GmbH
- Current Assignee: SMJM Inject GmbH
- Current Assignee Address: DE Aachen
- Agency: Collard & Roe, P.C.
- Priority: DE102008058213 20081119
- International Application: PCT/DE2009/001634 WO 20091119
- International Announcement: WO2010/057473 WO 20100527
- Main IPC: A61M5/00
- IPC: A61M5/00 ; A61M5/315 ; A61M37/00
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.
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