# Haemostasis After Venous Access in Atrial Fibrillation Catheter Ablation: The HARNESS Trial

> **NCT06470555** · NA · COMPLETED · sponsor: **Liverpool Heart and Chest Hospital NHS Foundation Trust** · enrollment: 336 (actual)

## Conditions studied

- Atrial Fibrillation
- Femoral Vein Injury
- Bleeding

## Interventions

- **OTHER:** A figure-of-eight suture secured with a three-way tap
- **OTHER:** Shortened bed rest duration of 2-hours
- **OTHER:** Manual compression
- **OTHER:** Conventional bed rest duration of 4-hours

## Key facts

- **NCT ID:** NCT06470555
- **Lead sponsor:** Liverpool Heart and Chest Hospital NHS Foundation Trust
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2024-08-27
- **Primary completion:** 2025-07-18
- **Final completion:** 2025-07-18
- **Target enrollment:** 336 (ACTUAL)
- **Last updated:** 2025-07-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06470555

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06470555, "Haemostasis After Venous Access in Atrial Fibrillation Catheter Ablation: The HARNESS Trial". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT06470555. Licensed CC0.

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