Misalignment of the spinal needle during the spinal epidural combined anesthesia.
Pedraza
I
I
Riobó
M I
MI
Diz
J D
JD
Alvarez
J
J
D000767:Anesthesia, Epidural / Q000009:adverse effects / Q000295:instrumentation / Q000379:methods*; D000775:Anesthesia, Spinal / Q000009:adverse effects / Q000295:instrumentation / Q000379:methods*; D006801:Humans; D009339:Needles / Q000009:adverse effects*