[True knot at the distal end of a catheter after insertion for obstetric epidural analgesia].
P L
PL
García-Saura
G
G
Castilla-Peinado
M T
MT
Parras-Maldonado
D000328:Adult; D015360:Analgesia, Epidural / Q000295:instrumentation*; D016362:Analgesia, Obstetrical / Q000295:instrumentation*; D002404:Catheterization; D020878:Device Removal; D004868:Equipment Failure; D005260:Female; D006801:Humans; D011247:Pregnancy