The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 16, 2005

Filed:

Aug. 02, 2002
Applicants:

Frank M. Fago, Mason, OH (US);

Charles Neer, Cincinnati, OH (US);

Inventors:

Frank M. Fago, Mason, OH (US);

Charles Neer, Cincinnati, OH (US);

Assignee:

Liebel-Flarshiem Company, Cincinnati, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M031/00 ;
U.S. Cl.
CPC ...
Abstract

An injectorthat may be used to deliver radiographic contrast media and/or flushing solution into a patient's vascular system for the purposes such as obtaining enhanced diagnostic x-ray images. The injector includes the following features: (1) a syringe mountfor attachment of a syringeto the injector(2) displayand controlsfor volume and flow rates; (3) automatic limiting of the operating pressure of the injectoras determined by the selection of a flow rate; (4) a syringe cradlehaving a warming capability; (5) a purge/retract triggerfor control of the injection procedure having intuitive direction (i.e., forward for injecting, reverse for filing), non-contact control transmission through the housing of an injectorfor an improved seal integrity, a speed lock, and/or the ability to change the concentration and/or flow rate of media or other fluid during an injection procedure; (6) a switch to determine when the drive ramis in a 'home' position; (7) a 'soft' on/off power switch separate from the injector; and (8) a structure to prevent rotation of the drive ramabout its axis of symmetryAdditionally, the injector system includes software for the control of various components.


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