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Arteriovenous access in hemodialysis: A multidisciplinary perspective for future solutions
Bernd Stegmayr1, Christian Willems2, Thomas Groth2,3
1Department of Public Health and Clinical Medicine, Umeå University, Umeå, Sweden.
The International Journal of Artificial Organs
|May 23, 2020
Summary
Vascular access for hemodialysis, including fistulas, grafts, and catheters, is crucial for patients. Improving access methods and preventing complications like infections and failure are key to enhancing patient quality of life and reducing healthcare costs.
Area of Science:
- Nephrology
- Vascular Surgery
- Biomaterials Science
Background:
- Vascular access is critical for hemodialysis, with arteriovenous fistulas as the preferred method.
- Alternative options include synthetic arteriovenous grafts and central venous catheters, each with distinct risks and benefits.
- Access failure due to stenosis, thrombosis, or infection significantly impacts patient outcomes and healthcare costs.
Purpose of the Study:
- To review the current landscape of hemodialysis vascular access creation and function.
- To discuss advancements in improving arteriovenous fistula and graft outcomes.
- To explore strategies for infection prevention and the potential of tissue engineering in vascular access.
Main Methods:
- Comprehensive literature review of hemodialysis vascular access.
- Analysis of current techniques for fistula, graft, and catheter placement.
- Discussion of recent developments and future perspectives in the field.
Main Results:
- Arteriovenous fistulas are optimal but have limitations; grafts and catheters serve as alternatives with higher complication rates.
- Stenosis, thrombosis, and infection remain significant challenges impacting access longevity.
- Tissue engineering holds promise for developing improved biomaterials and access solutions.
Conclusions:
- Optimizing vascular access management requires understanding current techniques and future innovations.
- Continued research into biocompatible materials and infection-resistant designs is essential.
- Advancements in hemodialysis vascular access can improve patient quality of life and reduce the economic burden of renal replacement therapy.
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