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Needle-based orbital regional anaesthesia for adult ophthalmic surgery 

Needle-based orbital regional anaesthesia for adult ophthalmic surgery
Chapter:
Needle-based orbital regional anaesthesia for adult ophthalmic surgery
Author(s):

Steven Gayer

DOI:
10.1093/med/9780199591398.003.0035
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date: 30 May 2020

Introduction 82

Terminology 84

Intraconal versus extraconal blocks 86

Needle considerations 92

Needle entry sites 94

Globe considerations 98

Oculocompression 101

Facial nerve block 102

Conclusion 103

Further reading 103

Anaesthesia techniques for ophthalmological procedures can be subdivided into two categories:

Those that render the globe akinetic (no muscle movements) via block of extra-ocular muscle (EOM) function....

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