Regional anaesthesia – plexus and peripheral nerve blocks

2014 ◽  
pp. 247-247
Author(s):  
Roger Langford ◽  
David Ashton-Cleary
Author(s):  
Colin J. L. McCartney ◽  
Alan J. R. Macfarlane

Peripheral nerve blocks of the upper limb can provide excellent anaesthesia and postoperative analgesia. A variety of well-established traditional approaches to the brachial plexus exist, namely interscalene, supraclavicular, infraclavicular, and axillary techniques. Individual terminal nerves such as the median, radial, ulnar, and other smaller nerves can also be blocked more distally. The traditional and ultrasound-guided approach to each of these nerve blocks is discussed in turn in this chapter, along with specific indications and complications. The introduction of ultrasound guidance has generated significant excitement in this field in the last 10 years and has been demonstrated to improve efficacy and reduce complications. However, a sound knowledge of anatomy of the nerve supply to the upper limb remains essential during any upper limb regional anaesthesia technique.


2007 ◽  
Vol 35 (4) ◽  
pp. 582-586 ◽  
Author(s):  
R. K. Deam ◽  
R. Kluger ◽  
J. Barrington ◽  
C.A. McCutcheon

A new ‘texturing method’ has been developed for nerve block needles in an attempt to improve the ultrasonic image of the needles. Using a synthetic phantom, these textured needles were compared to currently available needles. The textured needle had improved visibility under ultrasound. This type of needle may assist the anaesthetist perform ultrasound-guided regional anaesthesia.


2020 ◽  
pp. 247-269
Author(s):  
Dr. Owen Davies

There are a number of important emergencies associated with regional anaesthesia that the anaesthetist should be aware of. Life-threatening emergencies, such as local anaesthetic systemic toxicity leading to cardiorespiratory arrest can occur irrespective of the site of local anaesthetic infiltration. Specific procedures including epidural and spinal anaesthesia, eye blocks, and peripheral nerve blocks cause a range of surgical emergencies and severe complications. Neuraxial anaesthesia carries the risk of epidural haematoma and abscess while infiltration or local anaesthetic around the globe carries the risk of both retro-orbital haematoma and globe perforation, all of which may require urgent surgical intervention. Although literature supports the safety of low concentration (1 in 200 000) adrenaline as an additive to digital blocks, inadvertent injection of higher concentrations may have the potential for ischaemic injury. Finally, the assessment and diagnosis of perioperative nerve injuries when associated with a peripheral nerve block present a formidable clinical challenge.


Author(s):  
VC Ponde ◽  
K Puri ◽  
T Nagdev

The benefits of regional anaesthesia and the accompanying concerns of general anaesthesia in newborns make the former a safe and valuable addition. Multiple regional anaesthesia techniques, ranging from the central neuraxial blocks, truncal blocks, and peripheral nerve blocks are available. Empowering us to make the case to case decision to choose the most beneficial and safe block for the neonate. The applications of regional anaesthesia, over the period, have encompassed perioperative analgesia and therapeutic uses. With the addition of ultrasonography, neonatal regional anaesthesia has reached a fine amount of objectivity and accuracy. A trend of utilising regional blocks as the sole anaesthetic as against an adjuvant to general anaesthesia is setting in. In this review, we take a look at recent developments in this field in a generalised manner followed by dwelling into most of the commonly used blocks in daily practice. However, a detailed description of each block is beyond the scope of this review.


2019 ◽  
Vol 85 (7) ◽  
Author(s):  
Theodosios Saranteas ◽  
Iosifina Koliantzaki ◽  
Olga Savvidou ◽  
Marina Tsoumpa ◽  
Georgia Eustathiou ◽  
...  

2019 ◽  
Vol 85 (10) ◽  
Author(s):  
Pierfrancesco Fusco ◽  
Eugenio Di Martino ◽  
Giuseppe Paladini ◽  
Francesca De Sanctis ◽  
Stefano Di Carlo ◽  
...  

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