next generation MRI imaging technique

JRCT ID: jRCTs052240074

Registered date:24/06/2024

Basic Information

• Recruitment status: Recruiting
• Health condition(s) or Problem(s) studied: Any diseases MRI is considered to be helpful
• Date of first enrollment: 24/06/2024
• Target sample size: 2000
• Study type: Interventional
• Intervention(s): Imaging of MRI sequences subject to investigation

Outcome(s)

Primary Outcome

(1) Contrast Ratio: region of interest (ROI) was set to the organ of interest (A) and the background (B). Contrast ratio (CR) is calculated by the following formula
CR = (mean of A - mean of B) / (mean of B)
(2) Signal to Noise Ratio (SNR)
SNR =(mean of A) / (standard deviation of B)
(3) Visual Score (5 points scale)
Likert scale (0, very poor; 1, poor; 2, fair; 3, good; 4, excellent)

• Secondary Outcome: (1) Time requred for MRI scan

Key inclusion & exclusion criteria

• Age minimum: >= 18age old
• Age maximum: Not applicable
• Gender: Both

Include criteria

Inpatients and outpatients of Kyoto University Hospital, or healthy volunteers.
Age is 18 years or older at the time of consent acquisition / registration.
Written consent has been obtained from the patient himself / herself for participation in this study.

Exclude criteria

1) Those who are wearing metal that does not support 3T-MRI.
2) There is a significant obstacle to communication.
3) The general condition is extremely poor.
4) Women who are pregnant or may be pregnant.
5) Others who are judged by the doctor to be inappropriate for conducting this study safely

Related Information

• Primary Sponsor: Okuchi Sachi
• Source(s) of Monetary Support: CANON MEDICAL SYSTEMS CORPORATION