# Flexion-Extension Radiograph Imaging Protocol Reliability Study

> **NCT05633550** · — · ACTIVE_NOT_RECRUITING · sponsor: **Rijnstate Hospital** · enrollment: 45 (estimated)

## Conditions studied

- Lumbar Spinal Stenosis
- Spinal Instability

## Interventions

- **DIAGNOSTIC_TEST:** Flexion-extension radiographs

## Key facts

- **NCT ID:** NCT05633550
- **Lead sponsor:** Rijnstate Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2024-11-27
- **Primary completion:** 2025-08-25
- **Final completion:** 2026-07-01
- **Target enrollment:** 45 (ESTIMATED)
- **Last updated:** 2025-09-11

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05633550

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05633550, "Flexion-Extension Radiograph Imaging Protocol Reliability Study". Retrieved via AI Analytics 2026-07-19 from https://api.ai-analytics.org/clinical/NCT05633550. Licensed CC0.

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