Actively Recruiting
A Study to Evaluate the Safety and Effectiveness of Voyagers Access Device for Patients Undergoing Routine Hemodialysis Access Cannulation Trial II
Led by Voyager Biomedical · Updated on 2025-10-29
100
Participants Needed
8
Research Sites
N/A
Total Duration
On this page
AI-Summary
What this Trial Is About
The trial investigates the safety and effectiveness of Voyager Biomedicals Access Device designed to help patients undergoing routine hemodialysis by facilitating the cannulation of arteriovenous fistulas AVFs. This pivotal, interventional, single-arm, open-label study aims to support FDA clearance of the device by assessing its ability to improve access during dialysis and ensure patient safety. The study addresses challenges where AVFs are difficult to cannulate due to depth or accessibility issues and evaluates the device as a potential alternative to other surgical methods. Participants will have the VenaSure device surgically implanted at the dialysis access site, tailored to their clinical needs. Depending on vascular access conditions, one or two devices may be implanted to assist arterial andor venous cannulation. After implantation, patients will be observed for 6 weeks to allow healing. Following this, they will be monitored for 36 months while undergoing routine hemodialysis to assess the devices long-term performance and safety. During the study, participants will have regular follow-up visits to monitor healing, device function, and any adverse effects. Researchers will collect data on the devices ability to facilitate cannulation at 6 months and evaluate safety outcomes at 12 months and beyond. The study lasts approximately 48 to 60 months from enrollment until data collection is complete. Patients exit the study after the final visit with no ongoing device-related safety concerns.
CONDITIONS
Brief Title
Access Cannulation Trial II
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Adults aged 18 years or older
- Have an arteriovenous fistula (radio-cephalic, brachio-cephalic, or transposed brachio-basilic) deemed difficult to cannulate due to depth greater than 6mm or failed cannulation attempts
- Dialysis unit confirms repeated cannulation is not achievable or fistula is not palpable without risk
- Access surgeon agrees device is likely at least equivalent to other surgical methods for improving fistula access
- Prescribed maintenance hemodialysis at least twice per week
- Signed and dated informed consent form
You will not qualify if you...
- Access vein depth greater than 15mm at either cannulation zone
- Access vein diameter less than 4mm in both zones as measured by ultrasound
- Inflow artery flow rate less than 550mL/min proximal to anastomosis
- Life expectancy less than 1 year
- Non-transposed basilic or brachial vein outflow fistula
- Plans to become pregnant before treatment
- Body mass index over 50kg/m2
- Known bleeding or coagulation disorders
- Active malignancy
- Allergy to titanium, aluminum, or vanadium
- Recent major cardiovascular event or intervention within 3 months
- Recent major peripheral vascular or neurovascular intervention within past 12 months
- Known skin infection, hypersensitivity, skin breakdown, or allergies at implant sites
- Active systemic infection or positive blood cultures
- Major AVF revision or recent intervention for stenosis or thrombosis within past month
- Mental incapacity or inability to comply with protocol
- Participation in another investigational drug or device trial affecting endpoints
- Anticipated conversion to home hemodialysis during study period
- Under 18 years of age
Research Team
B
Britnee Ochabski
S
Supraj Amunje
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