Development of dynamic X-ray inspection technology

JRCT ID: jRCTs032220118

Registered date:06/06/2022

Basic Information

• Recruitment status: Recruiting
• Health condition(s) or Problem(s) studied: Pulmonary embolism
• Date of first enrollment: 05/06/2023
• Target sample size: 444
• Study type: Interventional
• Intervention(s): Dynamic Digital Radiography

Outcome(s)

• Primary Outcome: Agreement between diagnostic results of pulmonary embolism on contrast-enhanced CT and pulmonary blood flow mapping images.

Secondary Outcome

(1)Comparison of presence of pulmonary embolus between PH-mode and D-dimer.
(2)Comparison of pulmonary blood flow before and after surgery. Investigation of the effects of surgery other than pulmonary embolism.
(3)Differences between the results of PH-mode with and without the addition of the cardiac region. In addition, a comparison with contrast-enhanced CT is included.

Key inclusion & exclusion criteria

• Age minimum: >= 20age old
• Age maximum: Not applicable
• Gender: Both

Include criteria

(1)Patients aged 20 years and over
(2)Patients who agrees with this study in writing.
(3)Patients who have a hip surgery (Arthroplasty, Artificial head insertion,Open osteosynthesis,Osteotomy).

Exclude criteria

(1)Patients who are currently pregnant or may be pregnant.
(2)Patients who cannot move to the X-ray room on their own.
(3)Patients who cannot catch their breath.
(4)Patients who are judged to be inappropriate by the investigator and the investigator.
(5)Patients who cannot perform contrast-enhanced CT or dynamic X-ray due to some postoperative complications

Related Information

• Primary Sponsor: Miyatake Kazuma
• Source(s) of Monetary Support: KONICAMINOLTA, INC.