# Prospective Study for Aortic Arch Therapy With stENt-graft for Chimney technologY（PATENCY）

> **NCT03767777** · NA · COMPLETED · sponsor: **Lifetech Scientific (Shenzhen) Co., Ltd.** · enrollment: 150 (actual)

## Conditions studied

- Thoracic Aortic Dissection

## Interventions

- **DEVICE:** Artery Stent Graft System

## Key facts

- **NCT ID:** NCT03767777
- **Lead sponsor:** Lifetech Scientific (Shenzhen) Co., Ltd.
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-02-01
- **Primary completion:** 2021-06-01
- **Final completion:** 2025-06-01
- **Target enrollment:** 150 (ACTUAL)
- **Last updated:** 2025-06-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03767777

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03767777, "Prospective Study for Aortic Arch Therapy With stENt-graft for Chimney technologY（PATENCY）". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT03767777. Licensed CC0.

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