PMC8168692_01
Lead and internal pulse generator correctly located after surgery for occipital nerve stimulation.
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F1
A stress relief loop was produced with the lead cable extension in the subcutaneous pocket, alongside the IPG, forming a circular coil to minimize tension on the lead [Figure 1].
Skull radiography showing lead migration.
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F2
A skull radiography showed lead migration [Figure 2].
Surgery for lead repositioning. Dissection of the fibrosis constraining the stress relief loop can be observed.
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F3
We conducted thorough dissection of the fibrotic tissue, releasing the stress relief loop, and removing the IPG from the infraclavicular subcutaneous pocket [Figure 3].
Repositioned lead after surgery.
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F4
The lead was repositioned through the former occipital incision and the system was reinserted as described previously [Figure 4].