The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 26, 2021

Filed:

Nov. 15, 2019
Applicant:

Hyperfine, Inc., Guilford, CT (US);

Inventors:

Rafael O'Halloran, Guilford, CT (US);

Cedric Hugon, Guilford, CT (US);

Laura Sacolick, Guilford, CT (US);

Hadrien A. Dyvorne, New York, NY (US);

Assignee:

Hyperfine, Inc., Guilford, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 33/565 (2006.01); G01R 33/32 (2006.01); G01R 33/54 (2006.01); G01R 33/56 (2006.01);
U.S. Cl.
CPC ...
G01R 33/56572 (2013.01); G01R 33/32 (2013.01); G01R 33/543 (2013.01); G01R 33/5608 (2013.01); G01R 33/56518 (2013.01);
Abstract

An apparatus for controlling at least one gradient coil of a magnetic resonance imaging (MRI) system. The apparatus may include at least one computer hardware processor; and at least one computer-readable storage medium storing processor executable instructions that, when executed by the at least one computer hardware processor, cause the at least one computer hardware processor to perform a method. The method may include receiving information specifying at least one target pulse sequence; determining a corrected pulse sequence to control the at least one gradient coil based on the at least one target pulse sequence and a hysteresis model of induced magnetization in the MRI system caused by operation of the at least one gradient coil; and controlling, using the corrected gradient pulse sequence, the at least one gradient coil to generate one or more gradient pulses for imaging a patient.


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