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Design and control of a bionic needle puncture robot.

Weixi Zhang1, Yongde Zhang1, Yunhui Liu2

  • 1Intelligent Machinery Research Institute, Harbin University of Science and Technology, Harbin, China.

The International Journal of Medical Robotics + Computer Assisted Surgery : MRCAS
|November 5, 2020
PubMed
Summary

A new bionic robotic needle insertion method significantly reduces targeting errors in breast cancer diagnosis and treatment, offering a safer alternative to traditional puncture techniques.

Keywords:
bionic robotbreast cancersoft tissue manipulation methodsoft tissue punctureuncalibrated visual servo

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Area of Science:

  • Biomedical Engineering
  • Robotics
  • Surgical Innovation

Background:

  • Minimally invasive interventional breast surgery is increasingly common.
  • Accurate breast cancer puncture faces challenges from tissue deformation and target displacement.

Purpose of the Study:

  • To develop a bionic robotic needle insertion method for enhanced breast cancer diagnosis and treatment accuracy.
  • To address tissue deformation and target displacement issues in breast cancer interventions.

Main Methods:

  • Analysis of leech blood absorption processes to inspire a bionic design.
  • Development of a robotic needle insertion system with a sucker manipulator for breast tissue fixation.
  • Implementation of uncalibrated visual servo control for managing soft tissue deformation.

Main Results:

  • Comparison of bionic robotic needle puncture versus common needle puncture on breast prostheses and in vitro tissues.
  • Demonstrated significant reduction in targeting errors with the bionic robotic needle insertion method.
  • Validation of the bionic approach's superiority over conventional methods in accuracy.

Conclusions:

  • The bionic robotic needle insertion method presents a promising advancement in breast cancer intervention.
  • This technique offers a potentially safe and effective alternative to traditional puncture methods.
  • The study highlights the potential of bionics in improving surgical accuracy and patient outcomes.