The interscalene brachial plexus block. Anatomical prerequisites - anaesthesiological and operative aspects

The interscalene brachial plexus block with and without a catheter has beco me an indispensable method for anaesthesia and analgesia in shoulder surger y. Not only thorough knowledge of anatomy, but also accurate indication ass essment and discussion with the surgeon regarding the location of access, i s essential for the successful practice of this technique. Important and pr actical tips for implementation should especially help the less experienced , with special emphasis on correct positioning of the patient for surgery t o avoid iatrogenic neural damage. Preoperative counselling of inevitable si de-effects of the technique enhances the patient's acceptance and satisfact ion.