Refined Lateral Elevation Technique May Reduce Maternal and Neonatal Trauma in Impacted Foetal Head: Study

A recent comprehensive clinical analysis published in Indian Obstetrics & Gynaecology in June 2026 highlights a refined lateral extra-uterine elevation method as a safer, anatomically grounded alternative to forceful disimpaction for managing an impacted foetal head. This emergency complicates up to 16% of second-stage deliveries, presenting a critical challenge as global caesarean section rates head toward 30% by 2030.

Although emergency CS births at full dilatation frequently cause IFH, systematic reviews like that by Cornthwaite and colleagues in the American Journal of Obstetrics and Gynecology (AJOG) show low-certainty evidence for traditional disimpaction, leaving a clinical gap as narrow anatomy makes hand insertion difficult and prone to lacerations. To address this, Dr. Tarun Kumar Das, a consultant gynaecologist and private practitioner in Tamluk, West Bengal, evaluated a refined lateral extra-uterine elevation method to achieve atraumatic delivery of the deeply engaged head by utilizing the lateral pelvic path.

Therefore, the comprehensive clinical analysis proposes a surgical protocol for refined lateral extra-uterine elevation via a horizontal incision 2–3 centimeters below the utero-vesical fold, comparing it to traditional push, pull, and Patwardhan methods. Without utilizing an empirical patient cohort, this design targets safe fetal head elevation while minimizing maternal and neonatal trauma.

Key Clinical Findings of the Analysis Includes:

• Uterine Integrity Preservation: The analysis highlights that this approach uses a straight-wrist protocol in the lateral pelvic space, avoiding the wrist flexion that frequently causes Grade 3 extensions into maternal uterine arteries or the bladder.
• Uterine Extension Risk Comparison: The analysis reports that the traditional abdomino-vaginal push method leads to a 35% incidence of uterine extensions, and push/pull cohorts show a 22-35% extension rate, whereas the Patwardhan technique achieves zero uterine extensions.
• Sterile Field Maintenance: The analysis demonstrates that conducting extraction entirely via an abdominal route preserves a sterile surgical field and eliminates maternal contamination risks associated with assistant-led vaginal pushing.
• Physiological Vacuum Release: The analysis explains that elevating the head into the abdominal cavity before extraction allows amniotic fluid to swirl around the vertex, naturally breaking the suction seal and filling the lower segment with liquor.
• Mitigation of Neonatal Trauma: The analysis shows that distributing forces over the flat hand, rather than concentrating fingertip pressure, reduces neonatal skull trauma and fractures linked to digital pushing.

The results suggest that as global CS rates climb toward the projected 30% by 2030, managing IFH—which currently impacts up to 16% of second-stage deliveries—requires a shift from high-force techniques to anatomically grounded strategies. Specifically, adopting the refined lateral extra-uterine elevation method can standardize care and significantly lower maternal and neonatal morbidity in these difficult births.

Thus, the study concludes that clinicians are encouraged to preoperatively identify risk factors for impaction and adopt a standardized, anatomically guided extraction approach to improve neonatal safety and minimize maternity claims.

While the evaluation is constrained by the generally low certainty of existing clinical evidence for all disimpaction techniques, future research is needed to establish high-quality clinical evidence and standardize training protocols for these life-saving procedures.

Reference

Das, T. K. (2026). Clinical paradigms in the management of impacted foetal head during caesarean delivery: a comprehensive analysis. Indian Obstetrics & Gynaecology, 16(2), 33–36