The Key Points and Analyses of CT Performance Test / 实用放射学杂志

ABSTRACT

Objective To analyses the key specifications in test and evaluation regulations in accordance with the results of 68 cases CT quality tests.Methods Using CT performance phantom,dose phantom and X-ray dose survey meter to test all specifications of CT performance that were demanded by the state regulations.Results The application quality of CT scanner was promoted by tests.CT situation in Gansu province was good for 91.2% acceptance rate.Conclusion The way to promote CT performance is to strengthen quality control and to insist on acceptance test process.