ARIA II: a randomized controlled trial of near-infrared Angiography during RectosIgmoid resection and Anastomosis in women with ovarian cancer.
Mario M Leitao, Alexia Iasonos, Morgan Tomberlin...
https://pubmed.ncbi.nlm.nih.gov/38514101/Actively Recruiting
Led by Memorial Sloan Kettering Cancer Center · Updated on 2026-05-20
310
Participants Needed
9
Research Sites
N/A
Total Duration
Researchers are studying whether using the PINPOINT imaging system during surgery can lower the risk of complications like anastomotic leaks after bowel surgery in women with ovarian cancer. This system uses a special camera and glowing dye to check blood flow in the bowel in real time. The study compares this new imaging method with the usual surgical assessments to see if it improves outcomes. Participants will be randomly assigned to one of two groups one group will receive the standard surgical technique without the imaging system, and the other will have the additional PINPOINT imaging to assess blood flow before and after the bowel connection is made. The imaging involves an intravenous injection of a fluorescent dye and the use of the PINPOINT camera to guide the surgeon during the operation. During the study, participants will be monitored for complications within 30 days after surgery, focusing on the occurrence of leaks at the bowel connection site. The main outcome is the reduction in risk of these leaks. The study involves assessments before, during, and after surgery, with follow-up up to 45 days after the procedure. The trial is conducted without masking, and it is sponsored by Memorial Sloan Kettering Cancer Center.
CONDITIONS
A Study of Intra-operative Imaging in Women With Ovarian Cancer
M
Mario Leitao, MD
D
Dennis Chi, MD
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Memorial Sloan Kettering Cancer Center
Lead Sponsor
This table compares participation in this trial with other options available for this condition. The information is drawn from published research and the trial’s study details and is provided for educational purposes only.
| Factors | NIR‑ICG + PINPOINT imaging | Standard intraoperative assessment |
|---|---|---|
| What it is | An intraoperative imaging method using intravenous ICG and the PINPOINT fluorescence system to assess bowel perfusion across the anastomosis during surgery | Standard visual or endoscopic technique to assess perfusion and integrity of the anastomosis without fluorescence guidance |
| Role in trial | Investigational diagnostic arm using NIR‑ICG imaging | Control arm using standard assessment |
| Primary use | To intra‑operatively evaluate tissue perfusion at the colorectal anastomosis to reduce postoperative leak risk | To visually assess anastomotic perfusion and integrity using routine surgical methods |
| How it is given or performed | Intravenous ICG is injected, then PINPOINT fluorescence imaging is used intra‑operatively via endoscope after resection and after anastomosis formation | Surgeon uses standard endoscopic or visual inspection techniques without fluorescence to evaluate the anastomosis during surgery |
| Evidence status | Currently being studied; evidence on leak reduction pending results of randomized trial | Evidence from systematic review shows ICG‑FA reduces anastomotic leak risk compared to standard visual assessment in colorectal surgery |
| Important risks | Potential for allergic reactions to ICG dye; procedural risks related to imaging use | Standard assessment carries routine surgical evaluation risk; information on specific diagnostic risks is limited |
| Important limitations | Effectiveness in reducing leak rates is not yet proven; adoption depends on trial outcomes | Reliant on subjective surgeon judgment; may misjudge perfusion; less objective than fluorescence assessment |
Disclaimer: This comparison is created with the help of artificial intelligence(AI) and may contain errors or missing information. It is not medical advice and does not mean one option is better or safer than another. Clinical trials are still being studied, and joining a trial is your choice. Please consult your healthcare professional before making any decisions.
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Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - Surgery day
During surgery, participants undergo imaging assessments including intravenous Indocyanine Green injection and the use of the PINPOINT endoscopic fluorescence imaging system or standard endoscopy to evaluate anastomotic perfusion.
1 intraoperative visit
Duration - 45 days post surgery
Participants are monitored for 45 days after surgery to assess for postoperative outcomes such as anastomotic leaks.
Follow-up visits as scheduled up to 45 days
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
DIAGNOSTIC
Number of Arms
2
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Mario M Leitao, Alexia Iasonos, Morgan Tomberlin...
https://pubmed.ncbi.nlm.nih.gov/38514101/Memorial Sloan Kettering Cancer Center
Lead Sponsor