Evaluation of the Absence of Intraoperative Bladder Catheterization in Case of Planned Cesarean Section

Inclusion Criteria: * Adult patient * Patient admitted for a planned cesarean section after 34 weeks under spinal anesthesia * Single or twin pregnancy * Unscarred or with one or two scars of the uterus Exclusion Criteria: * Positive urine test strip showing a presence of nitrites or leukocytes, the day before the surgery suggesting asymptomatic bacteriuria * Emergency Caesarean * Scheduled Caesarean section with intervention delayed beyond 3 p.m. for service organization reasons * Epidural anesthesia * Contraindication to spinal anesthesia (uncorrected hypovolemia; blood coagulation disorders; sepsis or severe inflammation at the puncture site; neurological deficit; migraine pattern; spinal cord disease; spinal malformation; febrile syndrome) * ASA (American Society of Anesthesiologists) score ≥ 4 * Placental insertion abnormality (placenta previa and/or accreta) * Medical indication for monitoring of diuresis * Oliguria or renal failure * Indication for use of intrathecal clonidine during scheduled cesarean section * History of bladder surgery or surgical urological pathology during pregnancy (JJ catheter in place) * History of complex abdominal surgery * Impossibility or absence of obtaining free, informed and written consent, after a period of reflection * Patient not affiliated or beneficiary of a national health insurance system * Patient under legal protection, under guardianship or under curatorship * Patient having participated in interventional research on a drug within 3 months before inclusion * Patient participating in another interventional research * Patient in exclusion period determined by another study