Assignee: Acist Medical Systems, Inc.

Location: Eden Prairie, MN
No. of patents: 31

Number	Title	Issue Date
8172799	Volumetric pump In one embodiment, a volumetric pump in a medical fluid delivery system comprises at least one piston in a hollow cylinder, the pump having at least one inlet port through which a medical fluid can be sucked into a pump chamber during an instroke of said piston, and...	05/08/2012
8152780	Pinch valve mechanism for a medical fluid injection device In general, this disclosure relates to techniques for sealing, or pinching, high-pressure fluid tubing (e.g., braided tubing) that may be used to deliver medical fluid from a powered medical fluid injection device, such as an injector that delivers contrast media an...	04/10/2012
8139948	Process and system for providing electrical energy to a shielded medical imaging suite A process and system are disclosed for supplying electrical energy to a device located in a room housing an imaging system (such as an MRI system, for example), wherein the room is shielded from external electromagnetic fields. Certain embodiments of the present inv...	03/20/2012
8082018	System and method for multiple injection procedures on heart vessels An angiographic injector system and a method of controllably delivering medical fluid to a patient from an angiographic injector system are disclosed. A multiple processor control system is used to actively control the injection process and to monitor sensed functio...	12/20/2011
8080001	Fluid connection assembly with locking mechanism In general, this disclosure relates to techniques for implementation and use of a fluid connection assembly, having a locking mechanism, which may be connected to a medical fluid injection device. An example fluid connection assembly includes at least one fluid conn...	12/20/2011
8079999	Fluid injector system Fluid injector systems used for a variety of imaging and injection procedures are disclosed. The systems may include separate modules or assemblies that may be located in different rooms of a hospital or imaging facility. Various single use and multiple use componen...	12/20/2011
8057406	Extravasation detection device One embodiment provides an extravasation detection device having an enclosure, an attachment coupled to the enclosure to be removably connected to a patient, and a detection assembly enclosed within the enclosure, in this embodiment, the detection assembly includes ...	11/15/2011
7959605	Angiographic injector and injection method An angiographic injector system includes a manifold and valve which selectively connects either a syringe pump or a low pressure system to a catheter which is inserted into a patient. The valve is normally biased to a state which connects the low pressure system to ...	06/14/2011
7922700	Pinch valve mechanism for a medical fluid injection device In general, this disclosure relates to techniques for sealing, or pinching, high-pressure fluid tubing (e.g., braided tubing) that may be used to deliver medical fluid from a powered medical fluid injection device, such as an injector that delivers contrast media an...	04/12/2011
7905246	Low pressure measurement devices in high pressure environments The present invention presents various novel approaches to solving the problems inherent in measuring biological pressures in high pressure systems. Thus, to protect a pressure transducer exposed to fluid flows at higher pressures than its overpressure rating, a nov...	03/15/2011
7850640	Device, method, and computer program product for dispensing media as part of a medical procedure A device, method, and computer program product for controlling a dispensing device adapted to be capable of dispensing contrast media as part of a medical imaging procedure The device comprises a controller device, user interface, injector portion, and a storage dev...	12/14/2010
7753885	Angiographic injector and injection method An angiographic injector system includes a manifold and valve which selectively connects either a syringe pump or a low pressure system to a catheter which is inserted into a patient. The valve is normally biased to a state which connects the low pressure system to ...	07/13/2010
D618334	Hand control device	06/22/2010
7703483	Peristaltic syringe filling station The present invention is directed to a syringe filling station that can fill a syringe with a specified volume of fluid. In one embodiment, the syringe filling station comprises a reservoir attachment, a fluid delivery system, a syringe retaining guide, and a pump t...	04/27/2010
7686800	Anti-recoil catheter A design is disclosed for a catheter assembly used during interventional and/or diagnostic procedures. The catheter includes a plurality of openings that allow for controlled fluid flow as the fluid exits the lumen of the catheter and can be inserted into the vascul...	03/30/2010
7662124	System and method for multiple injection procedures on heart vessels An angiographic injector system and a method of controllably delivering medical fluid to a patient from an angiographic injector system are disclosed. A multiple processor control system is used to actively control the injection process and to monitor sensed functio...	02/16/2010
7617837	Low pressure measurement devices in high pressure environments The present invention presents various novel approaches to solving the problems inherent in measuring biological pressures in high pressure systems. Thus, to protect a pressure transducer exposed to fluid flows at higher pressures than its overpressure rating, a nov...	11/17/2009
7566326	Syringe plunger locking mechanism A injection system having a syringe body which defines a pumping chamber. A syringe plunger is located in the pumping chamber and is adapted for reciprocal motion within the pumping chamber. The syringe plunger includes a capture member projecting outwardly in a pro...	07/28/2009
7566320	Fluid injector system Fluid injector systems used for a variety of imaging and injection procedures are disclosed. The systems may include separate modules or assemblies that may be located in different rooms of a hospital or imaging facility. Various single use and multiple use componen...	07/28/2009
7389788	Low pressure measurement devices in high pressure environments The present invention presents various novel approaches to solving the problems inherent in measuring biological pressures in high pressure systems. Thus, to protect a pressure transducer exposed to fluid flows at higher pressures than its overpressure rating, a nov...	06/24/2008
7357785	System for detecting air A dual port syringe has an upper port for connection to a fluid reservoir and a lower port for delivery of the medical fluid under pressure to a patient. A first valve is connected between the fluid reservoir and the upper port, and second valve is connected between...	04/15/2008
7308300	Medical injection system A method of preventing extravasation of contrast agent during a computed tomography injection. An automatic injector device facilitates ease of accomplishing the method. The method includes establishing the absence of extravasation using an absorbable injectate, suc...	12/11/2007
7267666	Angiographic injector system with multiple processor redundancy An angiographic injector system and a method of controllably delivering medical fluid to a patient from an angiographic injector system are disclosed. A multiple processor control system is used to actively control the injection process and to monitor sensed functio...	09/11/2007
7169135	Fluid management and component detection system Devices that detect and monitor components and fluid used with an injector system, such as an angiographic injector system, are disclosed. The devices may include mechanical, electrical or software based indexing or keying features to ensure that only compatible com...	01/30/2007
7153288	System for detecting air A dual port syringe has an upper port for connection to a fluid reservoir and a lower port for delivery of the medical fluid under pressure to a patient. A first valve is connected between the fluid reservoir and the upper port, and second valve is connected between...	12/26/2006
7128729	Angiographic injector system and method of use An angiographic injector system and a method of controllably delivering medical fluid to a patient from an angiographic injector system are disclosed. A multiple processor control system is used to actively control the injection process and to monitor sensed functio...	10/31/2006
7101352	Pressure sleeve assembly A pressure sleeve assembly and a method of its use in a fluid injection system are disclosed. The pressure sleeve assembly includes a longitudinal base member, an endplate associated with the longitudinal base member, a fixed or freely removable door, a cylinder and...	09/05/2006
6945959	System for detecting air A dual port syringe has an upper port for connection to a fluid reservoir and a lower port for delivery of the medical fluid under pressure to a patient. A first valve is connected between the fluid reservoir and the upper port, and second valve is connected between...	09/20/2005
6880808	Gamma-stable high pressure stopcock A medical stopcock is provided that is constructed and arranged to withstand high pressures and gamma irradiation. The stopcock generally includes a housing and a valve member. The valve member is trapped within the housing so that, when subjected to relatively high...	04/19/2005
6752789	Syringe plunger locking mechanism A injection system having a syringe body which defines a pumping chamber. A syringe plunger is located in the pumping chamber and is adapted for reciprocal motion within the pumping chamber. The syringe plunger includes a capture member projecting outwardly in a pro...	06/22/2004
6746427	System for detecting air A dual port syringe has an upper port for connection to a fluid reservoir and a lower port for delivery of the medical fluid under pressure to a patient. A first valve is connected between the fluid reservoir and the upper port, and second valve is connected between...	06/08/2004

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Assignee: Acist Medical Systems, Inc.