Device, method and system for controlling imaging methods and systems
First Claim
Patent Images
1. A computer-implemented method for controlling an imaging system:
- from an RF radiator in the imaging system, radiating RF energy corresponding to an RF transmission signal supplied to said RF radiator from a control computer;
in said control computer, calculating a specific absorption rate for a patient exposed to said RF energy radiated in said imaging system;
in control said computer determining, from said specific absorption rate, a length of time during which radiation of said RF energy in said imaging system does not harm the examination subject; and
in said control computer, monitoring said duration during radiation of said RF energy in said imaging system and automatically disconnecting said RF transmission signal when said duration has been reduced to zero.
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Abstract
In a computer-implemented method, device and system for controlling an imaging system, a specific absorption rate is calculated with a computation unit and an RF transmission signal of the imaging system is controlled with a control device. The process of controlling of the RF transmission signal includes disconnecting the RF transmission signal when a remaining period during which the RF transmission signal is harmless for the patient has been reduced to zero.
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Citations
14 Claims
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1. A computer-implemented method for controlling an imaging system:
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from an RF radiator in the imaging system, radiating RF energy corresponding to an RF transmission signal supplied to said RF radiator from a control computer; in said control computer, calculating a specific absorption rate for a patient exposed to said RF energy radiated in said imaging system; in control said computer determining, from said specific absorption rate, a length of time during which radiation of said RF energy in said imaging system does not harm the examination subject; and in said control computer, monitoring said duration during radiation of said RF energy in said imaging system and automatically disconnecting said RF transmission signal when said duration has been reduced to zero. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A computerized device for controlling an imaging system:
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a control computer configured to generate an RF signal for operating an RF radiator in the imaging system, and to supply said RF transmission signal supplied to said RF radiator to cause said RF radiator to radiate RF energy corresponding to said RF transmission signal; a computerized calculation unit configured to calculate a specific absorption rate for a patient exposed to said RF energy radiated in said imaging system; said control computer being configured to determine, from said specific absorption rate, a length of time during which radiation of said RF energy in said imaging system does not harm the examination subject; and said control computer being configured to monitor said duration during radiation of said RF energy in said imaging system and to automatically disconnect said RF transmission signal when said duration has been reduced to zero. - View Dependent Claims (8, 9, 10, 11, 12)
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13. An imaging system comprising:
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an RF radiator that radiates RF energy into an examination subject dependent on an RF transmission signal supplied to said RF radiator; a control computer configured to generate the RF transmission signal for operating said RF radiator, and to supply said RF transmission signal supplied to said RF radiator to cause said RF radiator to radiate RF energy corresponding to said RF transmission signal; a computerized calculation unit configured to calculate a specific absorption rate for a patient exposed to said RF energy radiated in said imaging system; said control computer being configured to determine, from said specific absorption rate, a length of time during which radiation of said RF energy in said imaging system does not harm the examination subject; and said control computer being configured to monitor said duration during radiation of said RF energy in said imaging system and to automatically disconnect said RF transmission signal when said duration has been reduced to zero.
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14. A non-transitory, computer-readable data storage medium encoded with programming instructions, said storage medium being loaded into a computer of an imaging system, said imaging system comprising an RF radiator that radiates RF energy into an examination subject, said programming instructions causing said computer to:
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generate an RF transmission signal for operating said RF radiator, and supply said RF transmission signal to said RF radiator to cause said RF radiator to radiate RF energy corresponding to said RF transmission signal; calculate a specific absorption rate for a patient exposed to said RF energy radiated in said imaging system; determine, from said specific absorption rate, a length of time during which radiation of said RF energy in said imaging system does not harm the examination subject; and monitor said duration during radiation of said RF energy in said imaging system and automatically disconnect said RF transmission signal when said duration has been reduced to zero.
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Specification