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A new technique for delivering sub-Tenon's anaesthesia in ophthalmic surgery
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  • Published on:
    "No-needle" sub-tenon's anesthesia
    • Roger Gray, MRCP FRCOphth
    • Other Contributors:
      • Jasmine Lucas
    Dear Editor

    We read with interest the letter from Amin et al [1], suggesting a modification of the sub-tenon local anaesthetic injection procedure. They advocate the use of a venflon needle to penetrate the conjunctiva, with subsequent advancement of the cannula prior to anaesthetic injection. We are concerned that the use of a sharp needle should be recommended so close to the eye. Amin et al point out that the needle ti...

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