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Assignee: Liebel-Flarsheim Company


Location: Cincinnati, OH
No. of patents: 43

1    
NumberTitleIssue Date
7632246Injector
An injector 20 that 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 m...
12/15/2009
7512434Remotely powered injector
A remotely powered magnetic resonance (NR) contrast media injector eliminates the use of batteries to power a power head in a shielded magnet room thereby eliminating inconvenient and costly charging and replacing of batteries. In particular, a power supply regulate...
03/31/2009
7491191Keep vein open method and injector with keep vein open function
The present invention embodies a method and an injector adapted to incorporate this method, for keeping a patient's vein open during an intravenous contrast injector procedure without injecting a saline solution from a separate syringe. The injector includes a contr...
02/17/2009
7300417Syringe/plunger coupling
A medical fluid injector, replaceable syringe, and coupling mechanism to engage the syringe plunger to the plunger drive ram of the injector are provided wherein coupling involves a cam cleat-like mechanism, thereby allowing for cooperative movement between the plun...
11/27/2007
D550838Power injection system face plate
09/11/2007
D547447Power injection system
07/24/2007
7081104Method and apparatus for injecting fluid into animals and disposable front loadable syringe therefor
An animal fluid injector, replaceable syringe and method of replacement of the syringe in the injector are provided in which the syringe is loadable and unloadable into and from the injector through the open front end of a pressure jacket of the injector, thereby pe...
07/25/2006
6929619Injector
An injector 20 that 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 m...
08/16/2005
6780170Hydraulic remote for a medical fluid injector
A hand-held remote for a medical fluid injector includes a syringe and a conduit which may be coupled to a pressure transducer on a control circuit of the injector. Movement of a plunger within a syringe body on the syringe creates a pressure which is sensed by the ...
08/24/2004
6648860Contrast delivery syringe with internal hydrophilic surface treatment for the prevention of bubble adhesion
A syringe for injecting a fluid, such as a contrast medium for radiological diagnostic imaging, is enhanced by hydrophilic treatment of interior surfaces of the syringe, reducing air bubble attachment to the syringe. Air bubbles that do form or that are d...
11/18/2003
6569127Adapter and syringe for front-loading medical fluid injector
Various sealing structures are used in a front-loading injector, for preventing leakage of spilled fluid from an external surface of a syringe into the vicinity of the drive ram. For example, a sealing gasket may be incorporated into the front face of the...
05/27/2003
6533758Adapter and syringe for front-loading medical fluid injector
Adapters for use with an angiographic injector. A face plate adapter includes a channel for receiving a rearward end of a syringe. First and second mounting flanges on the adapter overlay a portion of the channel, to cooperate with mounting flanges on a r...
03/18/2003
6368307Front-loading power injector and method of loading flanged syringe therein
A power injector and a removable replacement faceplate therefor are provided along with a method of front loading syringes, particularly prefilled syringes, which have outwardly extending structure such as flanges which have been typically breech loaded o...
04/09/2002
6196999Syringe/plunger coupling
A medical fluid injector, replaceable syringe, and coupling mechanism to engage the syringe plunger to the plunger drive ram of the injector are provided wherein coupling involves a cam cleat-like mechanism, thereby allowing for cooperative movement betwe...
03/06/2001
5928197Controlling plunger drives for fluid injections in animals
A computer-controlled injector of the type having a motor which advances and retracts a plunger located within a syringe housing toward and away from a nozzle located in the front of the syringe to inject fluid into or out of an animal subject. Manual mot...
07/27/1999
5925022Medical fluid injector
A medical fluid injector includes: an air detection system for detecting air in the neck of the syringe; a hand-operated control lever for controlling movement of the injector ram; magnetic conductors for delivering magnetic fields from a power head face ...
07/20/1999
5913844Power injector and method providing removal of used disposable syringe
A power injector is provided for injecting fluid from a replaceable syringe and through an injection tube into the body of an animal. The syringe includes one or more operator-removable and interchangeable syringe mounting heads, at least one of which mou...
06/22/1999
5902276Two-shot molded plunger
A syringe plunger is formed by a two-shot molding process. A hard plastic core is formed in a first mold, and the distal portion of the hard plastic core is subsequently overmolded with soft rubber. The result is a fully automated manufacturing process in...
05/11/1999
5883615Foot-operated control system for a multi-function
A foot-operated control device system coupleable to a multi-function apparatus comprises a body for positioning on a floor surface and a mode switch manipulatable by the foot of an operator to switch the control device between a dedicated operational mode...
03/16/1999
5865805Power injector and side loadable syringe support therefor for plunger pushrod type syringes
A power injector is provided for injecting fluid from a replaceable syringe into the body of an animal. The syringe includes a syringe adapter interface for accepting side mountable syringes having pushrod extensions for actuating the syringe plungers fro...
02/02/1999
5855568Angiographic syringe and luer connector
A syringe discharge end having a rotatable tubular connector member for engaging a luer connector on medical tubing. The syringe discharge end and the connector have mating threads which are used to affix the connector to the syringe discharge end. Once a...
01/05/1999
5851184Electrocardiograph control of fluid injection
An electrocardiograph controlled injection continues until a programmed amount of contrast media has been injected, rather than until a predetermined number of heart cycles has been experienced. As a result, if injections are terminated early due to a PVC...
12/22/1998
5743872Limited backflow reflux valve and method
A limited backflow reflux valve for connection between a syringe, catheter, and bulk container of injection fluid. The reflux valve permits injection of fluid from the syringe through the catheter into the patient, and also permits refilling of the syring...
04/28/1998
5738659Method of injecting fluid into animals
An animal fluid injector, replaceable syringe and method of replacement of the syringe in the injector are provided in which the syringe is loadable and unloadable into and from the injector through the open front end of a pressure jacket of the injector,...
04/14/1998
5658261Disposable front loadable syringe
An animal fluid injector, replaceable syringe and method of replacement of the syringe in the injector are provided in which the syringe is loadable and unloadable into and from the injector through the open front end of a pressure jacket of the injector,...
08/19/1997
5655741Pivotal instrument support apparatus
A pivotal apparatus for supporting instruments beneath a patient during certain diagnostic procedures. The apparatus is adapted for pivotal locking engagement in a support member having at least one extensible and retractable mounting pin and includes an ...
08/12/1997
5456669Method of front loading an injector and injecting fluid into animals therewith
An animal fluid injector, replaceable syringe and method of replacement of the syringe in the injector are provided in which the syringe is loadable and unloadable into and from the injector through the open front end of a pressure jacket of the injector,...
10/10/1995
5456670Power injector for injecting fluid into animals
An animal fluid injector is provided with a syringe guide, preferably in the form of a pressure jacket, having an open front end through which a replaceable disposable syringe is loadable into and unloadable from, thereby permitting replacement without re...
10/10/1995
5451211Disposable front loadable syringe for power injector for injecting fluid into animals
An animal fluid injector, replaceable syringe and method of replacement of the syringe in the injector are provided in which the syringe is loadable and unloadable into and from the injector through the open front end of a pressure jacket of the injector,...
09/19/1995
5445165Medical drape with drain and method for deploying
The present invention is a medical drape having at least one sheet with an upper and a lower fenestration formed therethrough, a screen filter and a drainage bag affixed over the lower fenestration, and a hose having one end in fluid communication with th...
08/29/1995
5422521Foot operated control system for a multi-function device
A foot-operated control system for use with a multi-function device includes a movable foot control device, one embodiment of the device comprising a pedal mounted on a base to pivot azimuthally with respect to the base and also downwardly in elevation wi...
06/06/1995
5300031Apparatus for injecting fluid into animals and disposable front loadable syringe therefor
An animal fluid injector, replaceable syringe and method of replacement of the syringe in the injector are provided in which the syringe is loadable and unloadable into and from the injector through the open front end of a pressure jacket of the injector,...
04/05/1994
5279569Front loading apparatus for insecting fluid into animals
An animal fluid injector, replaceable syringe and method of replacement of the syringe in the injector are provided in which the syringe is loadable and unloadable into and from the injector through the open front end of a pressure jacket of the injector,...
01/18/1994
5062130X-ray film cassette transport
A trayless film cassette transport apparatus is disclosed which includes an improved cassette gripping system which allows an x-ray film cassette to be loaded through a window; then gripped and withdrawn inwardly to a properly centered exposure position; ...
10/29/1991
5008920X-ray film cassette with flexible grid bonded to prestressed cover
An x-ray film cassette is disclosed having a pair of covers at least one of which is resilient and prestressed to arch inwardly when the cassette is opened and to flatten from contact with the interior contents of the cassette when the cassette is pressed...
04/16/1991
4936836Drain bag support assembly
A drain bag support assembly has a multi-sided frame with pivotally interconnected parts that are vertically rigid, yet movable in a horizontal direction to varyingly distort the configuration of the frame. One part of the frame is removably connectable t...
06/26/1990
4930147Cassette film transport
Automatic filmer capable of centering the cassette with respect to an x-ray window and measuring the width and length thereof. Oppositely disposed channels are used to center the cassette about a first center line and measure the width thereof. A gripper ...
05/29/1990
4845733Cassette film transport
Automatic filmer capable of centering the cassette with respect to an x-ray window and measuring the width and length thereof. Oppositely disposed channels are used to center the cassette about a first center line and measure the width thereof. A gripper ...
07/04/1989
4829547Method and apparatus for taking tomographic X-rays
A method and apparatus capable of taking tomographic x-rays which can be easily adjusted to provide the desired cutting plane without moving the patient or x-ray mechanism in a vertical direction. The apparatus is provided an x-ray source and detection pl...
05/09/1989
4812724Injector control
A control system for an angiographic injector which precisely regulates the speed of a motor used to expel contrast media from a syringe. The control system is centered around a microprocessor which receives commands from the operator via a keyboard, and ...
03/14/1989
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