A dual-view multi-resolution laparoscope for safer and more efficient minimally invasive surgery

Jeremy Katz1, Hong Hua2, Sangyoon Lee1

  • 1James C. Wyant College of Optical Sciences, The University of Arizona, 1630 E University Blvd., Tucson, AZ, 85721, USA.

Scientific Reports
|November 3, 2022
PubMed

Insights

A novel multi-resolution foveated laparoscope (MRFL) improves surgical visualization. This advanced imaging system offers optical panning and zooming for enhanced safety and efficiency in minimally invasive surgery (MIS).

Area of Science:

  • Surgical Technology
  • Medical Imaging
  • Minimally Invasive Surgery

Background:

  • Traditional laparoscopes in minimally invasive surgery (MIS) have limitations in safety and efficiency due to their hand-held nature and narrow fields of view.
  • These limitations can hinder surgical precision and increase operative risks.

Purpose of the Study:

  • To introduce and evaluate a multi-resolution foveated laparoscope (MRFL) designed to overcome the limitations of conventional laparoscopes.
  • To assess the feasibility of an MRFL prototype for improving surgical visualization and efficiency.

Main Methods:

  • Development of a stationary, dual-view imaging device with optical panning and zooming capabilities.
  • Integration of features such as a snub-nosed endoscope, tool-tip auto tracking, programmable focus, selectable display modalities, foot pedal controls, and independent displays.
  • Construction and testing of an MRFL prototype to validate design and functionality.

Main Results:

  • The MRFL prototype successfully demonstrated its design architecture and the functionality of its integrated features.
  • Optical panning and zooming allowed for repositioning of the zoomed view without physical system movement.
  • Testing confirmed the prototype's adequate performance as a proof of concept.

Conclusions:

  • The developed MRFL prototype serves as a viable proof of concept for advanced surgical imaging.
  • Further improvements in system features and performance are necessary for the MRFL to be clinically applicable.
  • The MRFL technology holds potential for enhancing safety and efficiency in minimally invasive procedures.