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Intuitive Cell Manipulation Microscope System with Haptic Device for Intracytoplasmic Sperm Injection Simplification.

Kazuya Sakamoto1, Tadayoshi Aoyama1, Masaru Takeuchi1

  • 1Department of Micro-Nano Mechanical Science and Engineering, Nagoya University, Nagoya 464-8601, Japan.

Sensors (Basel, Switzerland)
|January 26, 2024
PubMed
Summary
This summary is machine-generated.

A new microscopic system with haptic feedback enhances intracytoplasmic sperm injection (ICSI) for male infertility treatment. This intuitive system significantly reduces task time and injection errors, improving safety and efficiency.

Keywords:
intuitive micromanipulation systemmacro–micro interactionmacro–micro interface

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Area of Science:

  • Reproductive Medicine
  • Biomedical Engineering
  • Micromanipulation Technology

Background:

  • Intracytoplasmic sperm injection (ICSI) is crucial for treating male infertility but requires high operator skill.
  • Existing automated cell manipulation systems pose safety concerns for delicate ICSI procedures.
  • A need exists for safer, more efficient, and user-friendly ICSI manipulation systems.

Purpose of the Study:

  • To develop and evaluate a novel microscopic system for intuitive and safe ICSI.
  • To enhance the efficiency and precision of the ICSI procedure through haptic feedback and advanced imaging.
  • To reduce the skill-dependency of ICSI operations.

Main Methods:

  • Development of a microscopic system integrating a haptic device for pipette control.
  • Implementation of dynamic field-of-view expansion and 3D imaging presentation.
  • Experimental validation using microbeads to simulate oocyte manipulation and injection.

Main Results:

  • The proposed system significantly improved task efficiency, reducing experimental task time by 52.6%.
  • Injection accuracy was substantially enhanced, with a 75.3% improvement in error reduction.
  • The haptic feedback system enabled intuitive and safe micropipette manipulation.

Conclusions:

  • The developed microscopic system offers a safe and efficient solution for ICSI procedures.
  • Haptic feedback and adaptive imaging enhance precision and reduce the learning curve for ICSI.
  • This technology holds significant potential for advancing assisted reproductive technologies and improving outcomes for male infertility treatment.