# Non-invasive Perioperative Hb Monitoring in Spinal Surgery

> **NCT02908412** · PHASE4 · COMPLETED · sponsor: **Tehran University of Medical Sciences** · enrollment: 23 (actual)

## Conditions studied

- Blood Loss, Surgical

## Interventions

- **DRUG:** Digital nerve block with bupivacaine

## Key facts

- **NCT ID:** NCT02908412
- **Lead sponsor:** Tehran University of Medical Sciences
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-01-04
- **Primary completion:** 2017-10
- **Final completion:** 2018-01
- **Target enrollment:** 23 (ACTUAL)
- **Last updated:** 2018-04-20

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02908412

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02908412, "Non-invasive Perioperative Hb Monitoring in Spinal Surgery". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT02908412. Licensed CC0.

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