Actively Recruiting
Fluorescence Visualization and Image Quality Evaluation of Digital Visualization During Standard Surgical Procedures in the Cerebral Vascular Area and Plastic and Reconstructive Surgery Using the Leica GLOW800 Device
Led by Leica Microsystems (Schweiz) AG · Updated on 2026-01-20
29
Participants Needed
3
Research Sites
30 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
Researchers are evaluating the GLOW800 surgical microscope accessory to confirm its safety and performance when used with the ARveo8x surgical microscope during standard surgeries in the cerebral vascular area and plastic and reconstructive surgery. This observational post-market clinical follow-up study focuses on how well the device enhances fluorescence visualization and image quality to support surgical decisions. The study is conducted in routine care settings at multiple European sites without additional invasive procedures. The GLOW800 device digitally overlays real-time fluorescence signals onto the anatomical surgical view, improving workflow by eliminating the need to switch views during surgery. It uses infrared light to excite the fluorescent agent Indocyanine Green (ICG) and provides stereoscopic depth perception. Patients will undergo their standard surgical procedure with the GLOW800 accessory active, and surgeons will capture video and complete structured questionnaires about fluorescence visibility, image quality, and blood flow during surgery. Participants will be involved in a single surgical procedure with no follow-up visits required. Data collection includes surgeon assessments and video recordings during surgery, focusing on fluorescence visibility, anatomical background, vessel structure, and real-time blood flow. Safety will be monitored by tracking any dizziness, surgical interruptions, injuries, sterility issues, or tissue burns. The study duration per patient is limited to the surgery period, with data handled according to privacy standards and the overall study expected to last 5-6 months from first enrollment to completion.
CONDITIONS
Brief Title
Leica Microsystems Sponsored Study to Collect and Confirm Clinical Data on the Performance of the GLOW800 Device When Used in Accordance With Its Intended Use.
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Participants must be 18 years of age or older at the time of signing the informed consent.
- Participants must have a condition requiring surgical intervention in the cerebral vascular area or plastic and reconstructive surgery.
- Indocyanine Green (ICG) dye is administered as a contrast agent per instructions for use.
- The participant or their legal representative must understand the study and have voluntarily signed and dated the approved Informed Consent Form.
You will not qualify if you...
- Known allergy to Indocyanine Green (ICG) cyanine dye.
- Any uncontrolled systemic condition that may adversely affect the surgical outcome.
- Patients holding United States citizenship.
- Severe iodine-induced reactions to macromolecular iodine-containing compounds such as iodinated contrast media, iodine-based antiseptics, or drugs like amiodarone, especially if involving anaphylaxis or respiratory compromise.
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Your Study Journey
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - Single surgical procedure day
Participants undergo a single standard surgical procedure using the GLOW800 device to enhance visualization with Indocyanine Green fluorescence during surgery.
1 visit (in-person)
Trial Site Locations
Total: 3 locations
1
Unidade Local de Saúde de São João
Porto, Portugal
Actively Recruiting
2
Hospital Germans Trias I Pujol
Barcelona, Spain
Not Yet Recruiting
3
University Hospital Basel
Basel, Switzerland
Not Yet Recruiting
Research Team
D
Daniela Leal
How is the study designed?
Study Type
OBSERVATIONAL
Masking
N/A
Allocation
N/A
Model
N/A
Primary Purpose
N/A
Number of Arms
1
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