The two most recommended taping techniques for fistula needles are the chevron method and the butterfly method. Both provide strong holding power to prevent needle dislodgement during hemodialysis, but each has slight advantages depending on the treatment setting. The chevron offers a stronger overall hold, while the butterfly allows slightly more give before a needle pulls free, which can be an advantage in certain situations.
Getting the taping right matters more than most people realize. An estimated 400 or more serious adverse events from needle dislodgement occur each year in the United States, and the Veterans Health Administration found that 85% of all bleeding incidents during dialysis were caused by needles coming loose. Proper taping is the first line of defense.
The Chevron Method
The chevron is the most widely recommended technique for in-center dialysis patients. It works by crossing tape under and over the needle tubing to create a V-shape (or inverted V) that locks the needle in place and resists tugging from the blood lines.
To apply a chevron: first, secure the needle itself with a small rectangle of adhesive dressing placed over the insertion site. Then take a strip of medical tape and slide it under the needle tubing near that dressing, sticky side facing up. Cross the two ends of the tape over each other on top of the tubing, forming the characteristic chevron shape. This crossed tape anchors the needle wings and prevents the needle from rotating or pulling out if the tubing gets bumped or pulled.
The chevron is particularly well suited for patients who move around during treatment or who may make sudden, erratic movements. A study published in Seminars in Dialysis found the chevron had a slightly stronger hold compared to other styles, making it the preferred choice in busy clinic environments where close one-on-one monitoring isn’t always possible.
The Butterfly Method
The butterfly technique gets its name from the wing-like shape of the tape on either side of the needle. Rather than crossing the tape, two strips are placed along the needle wings and folded to create a symmetrical anchor on both sides.
The butterfly showed “excellent holding capability” in testing, with one notable advantage: it elongates the dislodgement process. In practical terms, this means that if the needle does start to come loose, it happens more gradually rather than all at once. That extra warning time makes the butterfly a better fit for home dialysis, where patients or caregivers may rely on pressure monitors to detect problems rather than having a nurse watching constantly.
Other Recognized Techniques
The American Nephrology Nurses Association also lists the U method, the H method, and a single-handed technique as acceptable taping approaches. These are less commonly discussed in the research literature but may be used depending on unit protocols, patient anatomy, or the preferences of experienced cannulators. If your clinic uses one of these methods consistently and it keeps the needle secure, that’s what matters most.
General Taping Rules That Apply to Every Method
Regardless of which technique you use, a few universal principles apply:
- Cover the insertion site first. Place an adhesive bandage, gauze pad, or transparent dressing over where the needle enters the skin. Do not tape directly over the needle entry point.
- Don’t overtape. Use enough to secure the needle, but keep the site accessible so staff (or you, at home) can quickly check for swelling, infiltration, or blood leaking under the dressing.
- Never wrap tape all the way around the arm. Circumferential taping can restrict blood flow through the fistula, which defeats the purpose of having one.
Choosing the Right Tape
Dialysis patients tape their arms three or more times a week, month after month, year after year. That repeated adhesive contact takes a toll on skin. Choosing the right tape can make a real difference in comfort and skin integrity.
Silk tape is a popular choice among long-term dialysis patients because it tends to cause less irritation than standard cloth tapes. Hypoallergenic options like 3M Durapore (a silk-like surgical tape) offer strong hold with easier removal. For patients with especially sensitive or fragile skin, paper tape such as 3M Micropore is gentler, and some patients report the tan version irritates less than the white. Transparent tapes like 3M Transpore are latex-free, water-resistant, and allow skin to breathe, which can reduce irritation for people prone to rashes or contact reactions.
There’s no single best tape for everyone. What works well for one person’s skin may cause redness or tearing for another. If you’re developing irritation, ask your care team about switching tape types before the skin damage compounds over time.
Removing Tape Without Damaging Skin
How you take the tape off matters almost as much as how you put it on. Fragile skin, common in older dialysis patients and those on long-term treatment, is vulnerable to tears during removal.
The key principle is to peel tape back at a wide angle, roughly 120 degrees from the skin surface, rather than pulling it straight up or ripping it quickly. Pull slowly and keep the tape low and close to the skin as you go. If you’re using a mesh-backed surgical tape (a newer design where the tape has a thin mesh layer between the adhesive and the skin), you can hold the mesh flat against the skin with one finger while peeling the tape backing away with the other hand. This dramatically reduces the pulling force on the skin and has been shown to significantly reduce pain during removal.
For standard tapes, some patients find that dabbing the tape edges with saline or an adhesive remover wipe loosens the bond enough to prevent skin tears. Going slowly is always better than going fast, even when you’re eager to get untaped and leave the clinic.