Tokyo, May 1 -- UMIN Clinical Trials Registry (UMIN-CTR) received information related to the study (UMIN000061358) titled 'Accuracy verification study of a non-invasive eye positioning system in carbon ion radiotherapy for choroidal melanoma' on May 1.

Study Type: Observational

Primary Sponsor: Institute - National Institutes for Quantum Science and Technology

Condition: Condition - Choroidal melanoma Classification by malignancy - Malignancy Genomic information - NO

Objective: Narrative objectives1 - To verify the accuracy of eye positioning using the iris, rather than metal markers. Basic objectives2 - Others

Eligibility: Age-lower limit - 18 years-old <= Age-upper limit - Not applicable Gender - Male and Female Key inclusion criter...