Bayer Healthcare LLC

Osram Sylvania Inc.

Michael J Swantner

Michael A Spohn

Douglas G Seymour

Kevin P Cowan

James Albert Dedig

Barry Tucker

Christopher David Capone

Arthur E Uber, Iii

John A Haury

Richard A Seman

Richard Sokolov

Benjamin James Cullen

Kamman Law

Ernesto Hueso Monis

Ralph H Schriver

Edward J Rhinehart

David M Griffiths

Shane Brown

Michael Donald McDermott

Gerald W Callan

Herbert M Grubic

Jaroslaw Wlodarczyk

Justin Eric Angert

Andreas Maihoefer

Alison Ruth Von Moger

Mark Silvio Profaca

Adam Caruso

Randall Gillotti

Patrick Spence

Michael F Scholeno

Michael A Riley

Jared E Neff

Arthur Uber

Patrick Campbell

Brian Cain

Christopher Scutt

Alison Ruth Norcott

Barry Lynn McDaniel

Andrew Naples

Mark Silivio Profaca

Herb M Grubic

Andrew Osan

James A Dedig

Barry L Tucker

Arthur E Uber

Mark Trocki

Jeffrey Paul Buschmann

Michael R Kling

William Barone

Michael J Yanniello

Michael McDermott

Charles Lang

Richard Morton

Matthew J Leroch

Molly Bingaman

Daniel Moore

Randy Lee

David T Humphrey

Benjamin Taggart

Abhinav Srivastava

Shahab Taheri

Curtis Pastor

Genevieve Jerome

Michael Mcdermott

Mikayla Ferchaw

Russell M Evans, Iii

Nathaniel Payor

Jaroslow Wlodarczyk

John Sherry

Iii Russell M Evans

Iii Arthur E Uber

Arthur E Uber Iii

Arthur E Iii Uber

Arthur Uber Iii

Brian E Cain

Iii Uber Arthur E

Christopher D Capone

A fluid injector system includes at least one injector for pressurizing and delivering at least one fluid from at least one fluid reservoir, at least one fluid path section providing fluid communication between a bulk fluid reservoir and a syringe connected to the at least one injector, and at least one sensor arranged along the at least one fluid path section. The at least one sensor includes an emitter configured to emit light through the at least one fluid path section, and a detector configured to receive the light emitted through the at least one fluid path section and generate an electrical signal based on at least one property of the received light. The fluid injector system may further include at least one processor programmed or configured to determine, based on the electrical signal generated by the detector, at least one of an identity of the at least one fluid present in the fluid path section, a concentration of the at least one fluid in the fluid path section, and at least one property of the fluid path section.

System and method for detecting fluid type in tubing for fluid injector apparatus

A medical connector for providing a sterile connection between a multi-use portion and a single-use portion of a fluid delivery system is provided. The medical connector includes a fluid inlet port configured for removable engagement with a connection port of a multi-use disposable set (MUDS) to establish a fluid connection therewith and a waste outlet port configured for removable engagement with a waste inlet port of the MUDS to establish a fluid connection therewith. A patient fluid line is connected, at a first end, to the fluid inlet port and connected, at a second end, to the waste outlet port. Fluid flow through the patient fluid line is unidirectional from the first end to the second end. The patient fluid line is configured for being disconnected from the waste outlet port for delivering fluid to a patient. A multi-fluid delivery system having the medical connector and MUDS is also provided.

Single-use disposable set connector

A multi-fluid injector system having a powered injector having a housing enclosing at least one reciprocally operable piston is described. The injector system includes a multi-use disposable set (MUDS) connectable to the powered fluid injector. The MUDS has at least one syringe having a proximal end and a distal end and a plunger reciprocally movable by the at least one piston element within a syringe interior between the proximal end and the distal end; a manifold in fluid communication with the distal end of the at least one syringe; at least one valve in fluid communication with the syringe interior, the at least one valve operable between a filling position for filling the syringe interior with fluid and a delivery position for delivering the fluid from the syringe interior; and at least one connection port in fluid communication with the manifold and the syringe interior when the at least one valve is in the delivery position. The injector system further includes a coupling mechanism for operating the at least one valve between the filling position and the delivery position. Various features of the MUDS assembly and methods of interaction between the injector system and the MUDS assembly are also described.

Multiple fluid delivery system with multi-use disposable set and features thereof

A plunger for use with a syringe has a plunger body with a proximal end, a distal end, and a circumferential sidewall extending between the proximal end and the distal end along a plunger longitudinal axis. The plunger further has at least one resiliently deflectable retaining member having a first segment attached to the plunger body and a second segment protruding toward the distal end of the plunger body and deflectable relative to the first segment. The plunger further has at least one actuation member associated with the at least one resiliently deflectable retaining member. The at least one actuation member interacts with a piston to deflect the at least one resiliently deflectable retaining member upon rotation of the plunger relative to the piston. The plunger is engageable with the piston regardless of a rotational orientation of the piston relative to the plunger.

System and method for syringe plunger engagement with an injector

Syringe plunger

A plunger for use with a syringe includes a plunger body defining a central longitudinal axis and having a proximal end, a distal end, and a circumferential sidewall connecting the proximal end and the distal end. The plunger further includes at least one retaining member associated with and extending proximally from the plunger body. The at least one retaining member has a first end connected to the plunger body, a second end proximal to the first end and radially and resiliently deflectable relative to the first end, and at least one catch on the second end. A fluid injector system includes a piston having a plunger engagement mechanism configured for interacting with the at least one retaining element of the plunger to releasably engage the plunger for reciprocally driving the plunger within a barrel of the syringe.

A plunger, a syringe, system, and a method for increasing a seal between a sidewall of a plunger and a sidewall of a syringe are disclosed. The plunger includes a support ring and a cover disposed over and coupled to the support ring. A cavity defining a predetermined volume is defined between the support ring and the cover. The syringe includes a barrel defining an inner wall and the plunger inserted therein.

Syringe plunger with dynamic seal

An assembly for retaining a pressure jacket () and a syringe () on a fluid injector, the assembly including a base plate () comprising a body (); at least a first retaining arm () and a second retaining arm () operatively mounted on the body of the base plate, the first retaining arm having a first retaining surface at a distal end thereof and the second retaining arm having a second retaining surface at a distal end thereof, wherein the first retaining surface and the second retaining surface are configured for abutting a distal surface of at least one of the pressure jacket and the syringe; a linkage assembly operatively connected to at least one of the first retaining arm and the second retaining arm, wherein the linkage assembly is configured to move at least one of the first retaining arm and the second retaining arm between at least a first open position and a closed position.

Pressure jackets and syringe retention features for angiography fluid injectors

A multi-use disposable set (MUDS) has at least one syringe having a proximal end and a distal end spaced apart from the proximal end along a longitudinal axis. The MUDS further has a plunger reciprocally movable within a syringe interior between the proximal end and the distal end. A manifold is in fluid communication with the distal end of the at least one syringe. At least one valve is in fluid communication with the syringe interior. The at least one valve is operable between a filling position for filling the syringe interior with fluid and a delivery position for delivering the fluid from the syringe interior. At least one connection port is in fluid communication with the manifold and the syringe interior when the at least one valve is in the delivery position. A multi-fluid delivery system having the medical connector and MUDS is also provided. Various features of the MUDS system are also described.

A plunger, a syringe, and a method of making a plunger and a syringe are disclosed. The plunger includes a support ring and a cover disposed over and coupled to the support ring. A cavity defining a predetermined volume is defined between the support ring and the cover. The syringe includes a barrel defining an inner wall and the plunger inserted therein.

A pressure jacket for use with a fluid injector may have a pressure jacket body having a proximal end, a distal end, and a circumferential sidewall extending between the proximal end and the distal end along a pressure jacket longitudinal axis. The pressure jacket may further have at least one resiliently deflectable retaining member having a first segment attached to the pressure jacket body and a second segment protruding from the first segment toward the distal end of the pressure jacket body and deflectable relative to the first segment. The pressure jacket may further have at least one actuation member associated with the at least one resiliently deflectable retaining member. The at least one actuation member may interact with a housing of the fluid injector when the pressure jacket is connected to the housing to deflect the at least one resiliently deflectable retaining member upon rotation of the pressure jacket.

System and method for fluid engagement with a pressure jacket and syringe cap

A method for controlling fluid ratio accuracy during a dual flow injection with a powered injection system is described. The method includes predicting a first capacitance volume of a first syringe comprising a first medical fluid and a second capacitance volume of a second syringe comprising a second medical fluid with a first capacitance correction factor and a second capacitance correction factor, respectively, selecting a ratio of the first medical fluid and the second medical fluid to be administered to a patient in the dual flow injection, determining a relative acceleration ratio of a first piston of the first syringe and a second piston of a second syringe based on the predicted first capacitance volume and the predicted second capacitance volume, wherein the relative acceleration ratio is selected to maintain the selected ratio of the first medical fluid and the second medical fluid during the dual flow injection, and injecting a mixture of a first medical fluid and a second medical fluid having the selected ratio with the powered injection system.

Method for controlling fluid accuracy and backflow compensation

Orange syringe plunger cover

A system for heating a medical fluid has at least one first fluid container for storing the fluid, a fluid injector having at least one second fluid container for receiving the fluid from the at least one first fluid container through a fluid path set, at least one heating element positioned in-line with the fluid path set between the at least one first fluid container and the at least one second fluid container of the fluid injector for heating the fluid to a pre-determined temperature as the fluid flows through at least one fluid path element, and a controller for controlling an output of the at least one heating element based on at least one of a property of the at least one heating element and a property of the fluid flowing through the at least one fluid path element.

Contrast heating system with in-line contrast warmer

Growing community of inventors

Warren, PA, United States of America

Michael J Swantner