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CORRESPONDENCE |
Use of a stimulating catheter for femoral nerve block
* E-mail: thomas.volk@charite.de
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EditorIn their paper, Jack and coworkers1 retrospectively analysed the effectiveness of femoral catheters for pain relief after knee replacement surgery and concluded that stimulating catheters are not advantageous in terms of pain levels and opioid consumption compared with conventional catheters.
The rational for using stimulating catheters is based on the assumption that catheter tips are directed close to nerves. The question arises whether nerve proximity is really needed for the femoral nerve to be blocked effectively in routine clinical use. Several
Berlin, Germany
* E-mail: n.jack@maartenskliniek.nl
Nijmegen, The Netherlands