# Ultrasound-guided Versus Landmark-based Spinal Anesthesia in Obese Parturients Undergoing Cesarean Section

> **NCT07549776** · NA · COMPLETED · sponsor: **Instituto Nacional Materno Perinatal, Peru** · enrollment: 100 (actual)

## Conditions studied

- Obesity
- Cesarean Section

## Interventions

- **PROCEDURE:** Ultrasound-guided preprocedural marking
- **PROCEDURE:** Landmark-based palpation

## Key facts

- **NCT ID:** NCT07549776
- **Lead sponsor:** Instituto Nacional Materno Perinatal, Peru
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2025-07-01
- **Primary completion:** 2026-01-01
- **Final completion:** 2026-01-01
- **Target enrollment:** 100 (ACTUAL)
- **Last updated:** 2026-04-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07549776

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07549776, "Ultrasound-guided Versus Landmark-based Spinal Anesthesia in Obese Parturients Undergoing Cesarean Section". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT07549776. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*