CFR section
21 CFR 1020.33(c)(2)(ii): Computed tomography (CT) equipment
PART 1020-PERFORMANCE STANDARDS FOR IONIZING RADIATION EMITTING PRODUCTS
Key facts
| Citation | 21 CFR 1020.33(c)(2)(ii) |
|---|---|
| Section | Computed tomography (CT) equipment |
| Part | PART 1020-PERFORMANCE STANDARDS FOR IONIZING RADIATION EMITTING PRODUCTS |
| Subchapter | 21 CFR J Radiological |
| Product types cited | Devices |
| Regulation text (excerpt) | (ii) The CTDI in the center location of the dosimetry phantom for each selectable CT condition of operation that varies either the rate or duration of x-ray exposure. This CTDI shall be presented as a value that is normalized to the CTDI in the center location of the dosimetry phantom from paragraph (c)(2)(i) of this section, with the CTDI of paragraph (c)(2)(i) of this section having a value of one. As each individual CT condition of operation is changed, all other independent CT conditions of… |
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