Meeting Banner
Abstract #2777

An open-source repository of minimum echo time sequences

Gehua Tong1, John Thomas Vaughan, Jr. 2, and Sairam Geethanath2
1Biomedical Engineering, Columbia University, New York, NY, United States, 2Columbia Magnetic Resonance Research Center, Columbia University, New York, NY, United States


Ultrashort Echo Time (UTE) sequences are clinically useful in short T2 tissues such as bone, cartilage, and lung parenchyma. To help harmonize UTE protocols across clinical sites, we present an open-source repository implementing three basic radial minimal TE sequences using PyPulseq: 2D UTE, 3D UTE, and COncurrent Dephasing and Excitation (CODE). Functions for customized sequences and reconstruction scripts were provided for a complete pipeline. Echo Times (TEs) from 0.12 to 0.82 ms were achieved, and 27.6% more signal was captured in the bone and connective tissue in 2D ex vivo images compared to the GRE reference.

This abstract and the presentation materials are available to members only; a login is required.

Join Here