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Study of the relationship between abdominal scars and subcutaneous blood vessels using photoacoustic imaging.

Study of the relationship between abdominal scars and subcutaneous blood vessels using photoacoustic imaging. - Study of the relationship between abdominal scars and subcutaneous blood vessels using photoacoustic imaging.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000048980
Enrollment
40
Registered
2022-11-01
Start date
2022-11-02
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

A women who have a midline abdominal scar or no scar.

Interventions

To compare the relationship between the presence or absence of midline abdominal scar and image characteristics and distributions of vessels in the abdomen.Using a laser device that is harmless to the

Sponsors

Departments of Plastic and Reconstructive Surgery, Graduate School of Medicine, Kyoto University.
Lead Sponsor
Luxonus Inc.
Collaborator

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: 1) Women who have a midline abdominal scar or no scar. In addition, women who are in good physical condition and judged not to be in need of hospitalization, sufficient to undergo the imaging without pain. 2) Age 18 years or older at the time consent is obtained. 3) Written consent for participation in the research has been obtained from her own free will.

Exclusion criteria

Exclusion criteria: 1)Pregnant or lactating women. 2)With cardiovascular disease. 3)Photosensitizer for photodynamic therapy. 4)A cardiac pacemaker in their body. 5)Severe systemic disease corresponding to ASA-PS (American Society of Anesthesiologists physical status classification) Class 4 or larger. 6)One of the following comorbid illnesses. Low back pain syndrome that makes it impossible to maintain the patient in the supine position during imaging. Pain or tenderness at the site of obvious skin ulceration, infection, or scarring at the site of evaluation. Neurological or orthopedic disease that makes it impossible to hold the standing, sitting, supine, or lateral positions. Post-artificial joint replacement. History of abdominal wall scar hernia or ileus. Conditions with a colostomy. Patients who have undergone multiple laparotomies. (except in cases where the attending physician has given permission for the patient to remain in the supine position during imaging.) Translated with www.DeepL.com/Translator (free version). 7)Difficult in communicating or body positioning during examinations. 8)Research subjects undergoing chemotherapy or radiation therapy for the primary disease.

Design outcomes

Primary

MeasureTime frame
To compare the relationship between the presence or absence of midline abdominal scar and image characteristics and distributions of vessels in the abdomen.

Secondary

MeasureTime frame
Evaluate the relationship between construction of subcutaneous microvessels around the scar and years since abdominal surgery.

Countries

Japan

Contacts

Public ContactAyako Takaya

Graduate School of Medicine, Kyoto University. Departments of Plastic and Reconstructive Surgery.

prs@kuhp.kyoto-u.ac.jp075-751-3613

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026