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Graft for immediate use as first stage of a native fistula
1Legacy Good Samaritan Hospital, Portland, OR, USA. earl.schuman@gmail.com
Insights
A novel forearm graft technique provides immediate dialysis access, allowing native fistulae to mature and minimizing long-term catheter dependence. This approach addresses challenges in vascular access for hemodialysis patients.
Area of Science:
- Nephrology
- Vascular Surgery
- Medical Devices
Background:
- Most US hemodialysis patients start treatment with catheters due to immature or inadequate fistulae.
- Prolonged catheter use is associated with significant morbidity and mortality.
- Current guidelines (DOQI, Fistula First) emphasize native fistulae but can be challenging to implement immediately.
Observation:
- A significant percentage (77% at 90 days) of patients remain reliant on catheters or grafts.
- Traditional approaches may lead to counterproductive 'fistula at all costs' scenarios.
- A new paradigm is needed to balance timely access with fistula maturation.
Findings:
- A novel technique involves placing an immediate-use forearm graft.
- This allows proximal vessels to mature for a future native fistula.
- Dialysis can commence without a catheter, with fistula creation in 2-3 weeks post-maturation or graft failure.
Implications:
- Minimizes or eliminates the need for prolonged catheter use in hemodialysis.
- Offers a practical solution to long fistula maturation times.
- Potentially reduces catheter-related complications and improves patient outcomes.
Abstract:
The majority of patients in the United States begin hemodialysis with a catheter. Many have immature or inadequate fistulae. At 90 days 77% of these patients are still using a catheter or a graft. The morbidity and mortality from prolonged catheter use have been well delineated. Although most of us adhere to the DOQI and Fistula First tenets, a fistula at all costs can seem counterproductive. A new paradigm is needed. The techniques described in this paper offer a novel approach to circumvent the problems of increasing catheter use and long fistula maturation times. The graft for immediate use is placed in the forearm and allows the proximal vessels to mature while providing dialysis access without a catheter. When these vessels meet maturation guidelines, or when surveillance indicates impending graft failure, a native fistula can be constructed and used in a 2-3 week period. This approach minimizes or circumvents catheter use altogether.
