manual rotation

manual rotation

[man′yo̅o̅·əl]
Etymology: L, manualis, hand, rotare, to turn
an obstetric maneuver in which a baby's head is turned by hand from a transverse to an anteroposterior position in the birth canal to facilitate delivery. Compare forceps rotation.
References in periodicals archive ?
During the ECAP process of cylindrical materials, the manual rotation problems while crossing between passes are eliminated with hexa die.
During manual rotation of the lock pins, the motor should spin freely.
The basic premise was that cesarean section can be successfully avoided by manual rotation.
Rhythm EX offers a selective soldering range of 24X24"; no manual rotation or adjustment is required.
FEATURES OF AUTO-ZIP PRODUCTS Simply push on and pull off, no twisting and turning Greatly reduces time and labor costs Self-aligning design eliminates cross threading All parts are stainless steel, nickel-plated or coated for corrosion protection Robotic adaptability reduces human exposure to hazardous environments -- AUTO-TENSION(TM) STUD TENSIONERS are hydraulically powered to simultaneously tension multiple threaded fasteners to a permanent and accurate load in half the time required by conventional threaded stud tensioners, due to the elimination of manual rotation.
In addition, the system does not allow overriding of the door speed or forced manual rotation in the event of power failure.
A manual rotation system is standard on all TR99 combines.
Manual rotation of containers is performed with the LD3 turning device.
9 sec toolchange, 36 m/min (1417 ipm) rapid, an automatic pallet changer with manual rotation, and an optional ATC that can accommodate 60, 90, or 120 tools.
Manual rotation of the turret is required when using the basic Lee Turret Press, but an automatic indexing device is available that rotates the turret from one station to the next with each cycle of the operating lever.
The study also found that among women with fetuses in the OP/OT position who were delivered vaginally, those who under-went a trial of manual rotation during the second stage of labor were delivered 30 minutes earlier on average than women who were managed expectantly, and nulliparous women in the rotation group were delivered 40 minutes earlier, compared with the expectant management group.
Digital or manual rotation of fetuses in the persistent occipitoposterior position reduces the need for instrumental deliveries and cesarean section, reported O.