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Simulation-Based Quality Improvement and Training to Improve Door to Puncture Time for Mechanical Thrombectomy
Sophie Dunkerton1,2, Robert Fang1, Nicole Sng3,4
1Department of Medical Imaging, Royal Brisbane and Women's Hospital, Herston, Queensland, Australia.
Journal of Medical Imaging and Radiation Oncology
|March 4, 2025
Summary
Simulation training significantly reduced the door-to-puncture (DTP) time for mechanical thrombectomy (MT) in acute ischemic stroke patients. This quality improvement initiative enhances patient outcomes by accelerating reperfusion therapy.
Area of Science:
- Neurology
- Interventional Radiology
- Healthcare Quality Improvement
Background:
- Mechanical Thrombectomy (MT) is the standard treatment for acute ischemic stroke due to large vessel occlusion.
- Faster reperfusion is directly linked to better patient outcomes.
- Optimizing the patient journey is crucial for improving treatment efficacy.
Purpose of the Study:
- To reduce the door-to-puncture (DTP) time for MT.
- To improve the hyperacute care pathway for stroke patients.
- To assess the impact of simulation-based training on DTP time.
Main Methods:
- A single-center prospective study utilizing two multidisciplinary simulation exercises.
- Data collected from MT patients 6 months pre- and post-simulation.
- Paired t-test used for statistical comparison of DTP times.
Main Results:
- Mean DTP time decreased from 132.38 minutes pre-simulation to 104.52 minutes post-simulation for direct-to-hospital arrivals.
- A statistically significant reduction of 27.86 minutes in DTP time was achieved (p=0.02).
- No significant DTP time reduction was observed for inter-hospital transfer patients.
Conclusions:
- Simulation-based training is an effective method for reducing DTP time in MT.
- Regular staff training can optimize the stroke care pathway.
- This quality improvement strategy has the potential to improve patient outcomes.

