A multicenter prospective observational study investigating blood flow evaluation using indocyanine green fluorescence method during surgery for strangulated small bowel obstruction

A multicenter prospective observational study investigating blood flow evaluation using indocyanine green fluorescence method during surgery for strangulated small bowel obstruction - iFEISS study (JSFGS-1)

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000051752

Enrollment

120

Registered

2023-09-30

Start date

2023-09-30

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

Strangulated small bowel obstruction

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Diagnosis of strangulated intestinal obstruction by computed tomography 2) Possible of intraoperative diagnosis using near infrared light 3) Twenty years of age or older 4) Written consent is obtained

Exclusion criteria

Exclusion criteria: 1) Shock status required circulatory agonist before surgery 2) Suspicion of intestinal necrosis before surgery 3) Iodine allergy 4) Severe ischemic heart disease 5) Liver cirrhosis of active hepatitis 6) Dyspnea required oxygen therapy 7) Hemodialysis due to chronic renal failure 8) Pregnant or lactating woman 9) Other cases including judged by the attending physician to be unsuitable

Design outcomes

Primary

Measure	Time frame
1) Primary endpoint The frequency of changes in surgical plans, which include intestinal preservation or resection or resection with jejunostomy, ileostomy or colostomy. 2) Secondary endpoint Clinical finding of ICG fluorescence method The frequency of changes in surgical plans using ICG fluorescence method in each surgeon The change of resected intestinal length using ICG fluorescence method Pathological findings of resected intestine Morbidity	—

Measure

Time frame

1) Primary endpoint The frequency of changes in surgical plans, which include intestinal preservation or resection or resection with jejunostomy, ileostomy or colostomy. 2) Secondary endpoint Clinical finding of ICG fluorescence method The frequency of changes in surgical plans using ICG fluorescence method in each surgeon The change of resected intestinal length using ICG fluorescence method Pathological findings of resected intestine Morbidity

—

Countries

Japan

Contacts

Public ContactHiroyuki Kitagawa

Kochi Medical School Department of Surgery,

kitagawah@kochi-u.ac.jp088-880-2370

Outcome results