# SimRetract: Zero-Shot Sim-to-Real Transfer for Retractor Take-Over in Open Surgery

- Source: arXiv cs.RO
- Published: 2026-11-02T05:00:00.000Z
- RoboHot: https://robohot.news/en/items/rp1k5lhz16e87uerdga1rj2ns
- Original: https://arxiv.org/abs/2610.38234

## Summary

SimRetract proposes a policy trained only on simulated demonstrations that lets a robotic arm take a retractor from a surgeon's hand and maintain retraction at handoff, achieving zero-shot sim-to-real transfer for surgeon-robot collaboration in open surgery.