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Updated: Jun 5, 2025

Author Spotlight: Insights into an Efficient Murine Maxillary Orthodontic Model Protocol
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[Tooth Design of Ophthalmic Microsurgical Forceps Based on Minimum Slip Force].

Tianfeng Leng1, Yu Zheng2, Shaofeng Han3

  • 1School of Mechanical Engineering and Automation, Beihang University, Beijing, 100083.

Zhongguo Yi Liao Qi Xie Za Zhi = Chinese Journal of Medical Instrumentation
|December 5, 2024
PubMed
Summary

This study introduces minimum slip force to assess microsurgical forceps clamping. A novel hemispherical convex tooth structure offers superior, stable gripping compared to traditional designs.

Keywords:
clamping forcemicrosurgical forcepssimulationslip forcestress

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Area of Science:

  • Biomedical Engineering
  • Materials Science

Context:

  • Microsurgical instruments require precise and reliable grasping.
  • Evaluating the clamping performance of microsurgical forceps is crucial for surgical outcomes.

Purpose:

  • To establish the minimum slip force as a quantitative metric for microsurgical forceps clamping ability.
  • To compare the clamping performance of different microsurgical forceps tooth designs.
  • To develop and validate a novel tooth structure for enhanced microsurgical forceps grip.

Summary:

  • Minimum slip force was analyzed for four common microsurgical forceps tooth types.
  • The staggered tooth design showed a higher minimum slip force among existing types.
  • A new hemispherical convex tooth structure was designed, simulated, and experimentally validated for stable and reliable clamping.

Impact:

  • Provides a standardized method for evaluating forceps clamping performance.
  • The proposed hemispherical convex structure offers improved gripping stability in microsurgery.
  • Enhances the safety and efficacy of microsurgical procedures through better instrument design.