| Patent Number |
Title Of Patent |
Date Issued |
| 7389788 |
Low pressure measurement devices in high pressure environments |
June 24, 2008 |
| 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 novel valve is used that |
| 7357785 |
System for detecting air |
April 15, 2008 |
| 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 the lower port and th |
| 7308300 |
Medical injection system |
December 11, 2007 |
| 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, such as saline, prior to |
| 7267666 |
Angiographic injector system with multiple processor redundancy |
September 11, 2007 |
| 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 functions of the system. |
| 7169135 |
Fluid management and component detection system |
January 30, 2007 |
| 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 components are used on th |
| 7153288 |
System for detecting air |
December 26, 2006 |
| 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 the lower port and th |
| 7128729 |
Angiographic injector system and method of use |
October 31, 2006 |
| 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 functions of the system. |
| 7101352 |
Pressure sleeve assembly |
September 5, 2006 |
| 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 a pivotal arm cou |
| 7047994 |
Stopcocks and methods of manufacture thereof |
May 23, 2006 |
| 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 pressures, the va |
| 6969865 |
Systems and methods for detection and measurement of elements in a medium |
November 29, 2005 |
| Systems and associated methods are provided for improving detection and measurement of elements in a medium, particularly the measurement of gaseous bubbles in liquid medium, such as blood injected into a patient's body. The systems include a radiation emitter to emit radiation for t |
| 6945959 |
System for detecting air |
September 20, 2005 |
| 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 the lower port and th |
| 6880808 |
Gamma-stable high pressure stopcock |
April 19, 2005 |
| 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 pressures, the va |
| 6752789 |
Syringe plunger locking mechanism |
June 22, 2004 |
| 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 proximal direction. An |
| 6746427 |
System for detecting air |
June 8, 2004 |
| 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 the lower port and th |
| 6673048 |
Pressure sleeve assembly |
January 6, 2004 |
| 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 a pivotal arm couplin |
| 6669679 |
Anti-recoil catheter |
December 30, 2003 |
| 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 vascular system over a g |
| 6656157 |
Infinitely refillable syringe |
December 2, 2003 |
| 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 the catheter for p |
| 6626862 |
Fluid management and component detection system |
September 30, 2003 |
| 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 components are used on th |
| 6447481 |
System for detecting air |
September 10, 2002 |
| 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 the lower port and th |
| 6361528 |
Dynamically compliant catheter |
March 26, 2002 |
| A catheter enabling a reduced puncture hole size into the skin and blood vessel is disclosed. In one embodiment, the catheter has an elongate body having an expandable sheath extending at least a portion of its length. A pressure constraining sheath is positioned to surround the expandab |
| 6344030 |
Random speed change injector |
February 5, 2002 |
| 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 the lower port and th |
| 6293958 |
Catheter having flow diffusing tip |
September 25, 2001 |
| An intravascular catheter having a flow diffusing distal tip includes a plurality of cuts formed through the tubular wall thereof so as to define a plurality of generally U-shaped flaps, the flaps being disposed in at least one and preferably two axially displaced bands. When contrast fl |
| 6221045 |
Angiographic injector system with automatic high/low pressure switching |
April 24, 2001 |
| 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 the catheter for p |
| 6099502 |
Dual port syringe |
August 8, 2000 |
| 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 the lower port and th |
