# Evolution of Mouth Opening After Mandibular Block

> **NCT04961554** · — · WITHDRAWN · sponsor: **Assistance Publique - Hôpitaux de Paris**

## Conditions studied

- Trismus

## Interventions

- **OTHER:** loco-regional anesthesia

## Key facts

- **NCT ID:** NCT04961554
- **Lead sponsor:** Assistance Publique - Hôpitaux de Paris
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** WITHDRAWN
- **Start date:** 2023-04-02
- **Primary completion:** 2024-04-02
- **Final completion:** 2024-04-02
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** 1. Short defense deadline
2. Activity cessation of the maxillofacial surgery department at Pitié Salpêtrière hospital
- **Last updated:** 2023-02-03


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04961554

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04961554, "Evolution of Mouth Opening After Mandibular Block". Retrieved via AI Analytics 2026-06-26 from https://api.ai-analytics.org/clinical/NCT04961554. Licensed CC0.

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