Fig. 31.1
In vitro sample of human dural sac. Spinal needle (22-gauge Quincke) contacting the dural sac. (a, b) Images obtained from different samples
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Fig. 31.2
In vitro sample of human dural sac. Spinal needle (25-gauge Whitacre) contacting the dural sac. (a, b) Images obtained from same sample at different magnification
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Fig. 31.3
In vitro sample of human dural sac. Epidural needle (18-gauge Tuohy) contacting the dural sac. (a, b) Images obtained from same sample
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Fig. 31.4
In vitro sample of human dural sac. Epidural needle (18-gauge Tuohy) contacting the dural sac. (a, b) Images obtained from same sample
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Fig. 31.5
In vitro sample of human dural sac. Spinal needle (22-gauge Quincke) contacting the nerve root cuff. (a, b) Images obtained from different samples
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Fig. 31.6
In vitro sample of human dural sac. Spinal needle (22-gauge Quincke) contacting the nerve root cuff. (a, b) Images obtained from different samples
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Fig. 31.7
In vitro sample of human dural sac. Spinal needle (25-gauge Whitacre) contacting the nerve root cuff. (a, b) Images obtained from same sample
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Fig. 31.8
In vitro sample of human dural sac. Spinal needle (25-gauge Whitacre) contacting the nerve root cuff. (a, b) Images obtained from same sample
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Fig. 31.9
In vitro sample of human dural sac. Spinal needle (25-gauge Whitacre) contacting the nerve root cuff. (a, b) Images obtained from same sample
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Fig. 31.10
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In vitro sample of human dural sac. Epidural needle (18-gauge Tuohy) contacting the nerve root cuff. (a, b) Images obtained from different samples
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