MRI quality assurance device
AssigneeModus Medical Devices Inc.
InventorsEnzo Antonio Barberi, David John Munro Miller
Life of this patent
Estimating the term…
Abstract
A MRI quality assurance device, according to the present invention, has a housing made of a rigid MRI invisible material containing one or more sealed reservoirs containing a fluid MRI signal producing material. Each sealed reservoir has a first volume portion and a second variable volume portion in fluid communication therewith.
Claims20
A MRI quality assurance device, comprising a housing made of a rigid MRI invisible material containing one or more sealed reservoirs containing a fluid MRI signal producing material, wherein each of the one or more sealed reservoirs has a first volume portion and a second variable volume portion in fluid communication therewith, wherein the second variable volume portion varies in response to changes in volume of the fluid MRI signal producing material, and wherein the first volume portion is a non-expandable chamber in the housing and the second variable volume portion is an expandable bladder on the housing.
An imaging quality assurance device, comprising a housing made of a rigid imaging invisible material containing one or more sealed reservoirs containing a fluid imaging signal producing material, wherein each of the one or more sealed reservoirs has a first volume portion and a second variable volume portion in fluid communication therewith, wherein the second variable volume portion varies in response to changes in volume of the fluid imaging signal producing material, and wherein the first volume portion is a non-expandable chamber in the housing and the second variable volume portion is an expandable bladder on the housing.
Dependencies are inferred from the claim text.