Medical application of photoacoustic imaging

JRCT ID: jRCT1030220679

Registered date:03/03/2023

Basic Information

• Recruitment status: Recruiting
• Health condition(s) or Problem(s) studied: Peripheral Artery Disease
• Date of first enrollment: 28/02/2023
• Target sample size: 20
• Study type: Observational

Outcome(s)

• Primary Outcome: To determine the safety of using photoacoustic imaging to assess lower extremity blood flow in patients with peripheral artery disease. Also, whether it is possible to evaluate lower extremity blood flow. Furthermore, we will examine whether it is possible to evaluate changes before and after treatment.

Key inclusion & exclusion criteria

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

Include criteria

Patients scheduled for treatment of lower extremity artery diseas at this hospital are included. Treatment may include medical therapy, invasive revascularization, or lower extremity amputation.
Patients should have a lower extremity arteriography to identify the anatomy of the occluded vessel.

Exclude criteria

Exclusion criteria: Patients who fulfill any of the following conditions are excluded.
1) Patients under 20 years of age.
2) Patients whose lesions are difficult to evaluate by photoacoustic imaging due to artifacts.
3) Patients who are unable to receive informed consent.

Related Information

• Primary Sponsor: Yokoyama Naoyuki
• Source(s) of Monetary Support: Teikyo University Advanced Comprehensive Research Organization