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Published on: April 18, 2025
A new vascular anastomosis model: relation between outcome and experience
C Wilasrusmee1, N Phromsopha, P Lertsitichai
1Department of Surgery, Faculty of Medicine, Ramathibodi Hospital, Mahidol University, Thailand. racwl@mahidol.ac.th
Summary
This study introduces a new vascular anastomosis training model. Increased surgical experience significantly improves technical skills and procedural efficiency in trainees, leading to fewer errors.
Area of Science:
- Vascular Surgery
- Surgical Education
- Medical Simulation
Background:
- Vascular anastomosis is a complex surgical skill.
- Current training methods lack objective skill quantification.
- A novel benchtop model for vascular anastomosis training was evaluated.
Purpose of the Study:
- To assess the efficacy of a new vascular anastomosis training model.
- To objectively quantify surgical skill acquisition in trainees.
- To identify factors influencing performance in vascular anastomosis.
Main Methods:
- Thirty-eight subjects performed simulated vascular anastomosis tasks.
- Tasks included graft closure and end-to-end/end-to-side anastomoses.
- Performance was evaluated using the novel training model.
Main Results:
- Higher surgical experience correlated with improved technical skill.
- Level of training and anastomosis type significantly impacted completion time.
- Previous experience with the model showed a non-significant trend toward better outcomes.
Conclusions:
- Surgical experience is a critical determinant of technical proficiency.
- The new model objectively demonstrates the impact of training level on skill.
- Trainees with more experience performed fewer errors and faster procedures.
