# Research on Early Warning and Solution System of Difficult Airway in Perioperative Period Based on Artificial Intelligence

> **NCT04458220** · — · UNKNOWN · sponsor: **Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University** · enrollment: 16000 (estimated)

## Conditions studied

- Difficult Airway

## Interventions

- **OTHER:** photo and voice obtained

## Key facts

- **NCT ID:** NCT04458220
- **Lead sponsor:** Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-07-30
- **Primary completion:** 2024-05-30
- **Final completion:** 2025-05-30
- **Target enrollment:** 16000 (ESTIMATED)
- **Last updated:** 2023-08-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04458220

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04458220, "Research on Early Warning and Solution System of Difficult Airway in Perioperative Period Based on Artificial Intelligence". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT04458220. Licensed CC0.

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