Zavanelli maneuver

cephalic replacement

in cases of shoulder dystocia when vaginal delivery cannot be effected, the fetal head is flexed and reinserted into the vagina to reestablish umbilical cord blood flow and delivery performed through cesarean section.
Synonym(s): Zavanelli maneuver

ce·phal·ic re·place·ment

(sĕ-fal'ik rĕ-plās'mĕnt)
In cases of shoulder dystocia when vaginal delivery cannot be effected, the fetal head is flexed and reinserted into the vagina to reestablish umbilical cord blood flow and delivery performed through cesarean operation.
Synonym(s): Zavanelli maneuver.

Zavanelli maneuver

(zav″ă-nel′ē)
[William Angelo Zavanelli, U.S. obstetrician and gynecologist, b. 1926]
In obstetrics, the manual return of the head of a partially born fetus with intractable shoulder dystocia to the vagina. This is followed by cesarean section.

Zavanelli,

William, 20th century U.S. obstetrician.
Zavanelli maneuver - Synonym(s): cephalic replacement
References in periodicals archive ?
If this sequence of steps does not result in successful vaginal delivery, additional options include: clavicle fracture, cephalic replacement followed by cesarean delivery (Zavanelli maneuver), symphysiotomy, or fundal pressure combined with a rotational maneuver.
The Zavanelli maneuver: 12 years of recorded experience.
Cervical neck dislocation associated with the Zavanelli maneuver. Obstet Gynecol 2007; 109(2 Pt 1): 453-454.
The Zavanelli maneuver has been known to rupture cervical vertebrae and cause major intracranial damage, Dr.
Final options include C-section delivery, symphysiotomy, or the Zavanelli maneuver, which has been known to rupture cervical vertebrae and cause major intracranial damage.
consider rarely used "salvage maneuvers" such as the Zavanelli maneuver with cesarean delivery.
When none of these approaches works, the Zavanelli maneuver, in which the fetal head is pushed back into the vagina, can be attempted so the baby can then be delivered by cesarean section.
Zavanelli maneuver. In general, use of the Zavanelli maneuver with replacement of the fetal head accompanied by cesarean section is a last resort; there is a lack of data to support its use earlier in the process or more frequently.
Characteristics Cases Controls p value (N=111) (N=111) N (%) N (%) Epidural anesthesia 3 (3) 0 0.010 Iron-deficiency anemia 12 (11) 3 (3) 0.020 Induction of labor 18 (16) 0 0.001 Mode of delivery 0.010 Normal vaginal 96 (87) 108 (97) Vacuum 14 (13) 3 (3) LSCS(Zavanelli 1 (1) 0 Manoeuver) * Gender of newborn 0.310 Male 61 (55) 54 (49) Female 50 (45) 57 (51) Apgar score (median) At one minute 7 (6) 9 (8) 0.010 At five minutes 9 (8) 10 (9) 0.010 Birth weight 0.001 Less than 2500 1 (1) 8 (7) 2500-3999 58 (52) 96 (87) 4000 or more 52 (47) 7 (6) * Zavanelli Maneuvers: Cesarean Section after the head has delivered and was pushed back into the perineum.