Commentary highlights integrated local anesthetic delivery and peripheral nerve stimulation via a perineural catheter, indicating practical advances in pain management technology.
We read with great interest the pilot feasibility study by Ilfeld et al [1][1] describing the RELAY system, a purpose-built catheter-over-needle platform that integrates local anesthetic delivery with peripheral nerve stimulation (PNS). The authors should be commended for advancing a practical
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Sondekoppam et al. (2026) studied this question.
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