32-gauge spinal catheters through 26-gauge needles.
Nagle
C J
CJ
McQuay
H J
HJ
Glynn
C J
CJ
D000775:Anesthesia, Spinal / Q000295:instrumentation*; D002406:Catheterization, Peripheral / Q000295:instrumentation*; D004868:Equipment Failure; D006801:Humans; D009339:Needles