Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Surface exploration using laparoscopic surgical instruments: the perception of surface roughness.

R Brydges1, H Carnahan, A Dubrowski

  • 1Department of Surgery, University of Toronto, Surgical Skills Centre and The Wilson Centre, 200 Elizabeth Street, Eaton South 1E S83, Toronto, Ontario, Canada, M5G 1X5.

Ergonomics
|August 4, 2005
PubMed
Summary

Surgeons rely on touch during laparoscopic surgery when vision is limited. This study found that both vision and instrument type alter tactile perception of surface texture, impacting surgical judgment.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Practical low-cost simulation for a new NICU build - simulating everyday work with staff and parents.

Journal of perinatology : official journal of the California Perinatal Association·2026
Same author

Abstracts of presentations to the Annual Meetings of the Canadian Society of Colon and Rectal Surgeons Canadian Association of General Surgeons Canadian Association of Thoracic Surgeons: Canadian Surgery Forum, Toronto, Ont., September 6-9, 2007.

Canadian journal of surgery. Journal canadien de chirurgie·2023
Same author

Development of a novel 3D-printed multifunctional thorax model simulator for the simulation-based training of tube thoracostomy.

CJEM·2021
Same author

Long-Term Exposure to Ambient Air Pollution in Childhood-Adolescence and Lung Function in Adulthood.

Advances in experimental medicine and biology·2018
Same author

Influence of Socioeconomic and Anthropometric Factors on Respiratory Function in Female University Students.

Advances in experimental medicine and biology·2017
Same author

The impact of critical event checklists on medical management and teamwork during simulated crises in a surgical daycare facility.

Anaesthesia·2016

Area of Science:

  • Surgical Technology
  • Human Factors Engineering
  • Neuroscience

Background:

  • Laparoscopic surgery relies on visual cues, but these can be obscured.
  • Tactile feedback (sense of touch) is crucial for surgical judgment, especially with degraded vision.
  • Understanding tactile perception with laparoscopic instruments is vital for surgical training and practice.

Purpose of the Study:

  • To investigate how tactile perception of surface texture is affected by vision and instrument type.
  • To compare tactile feedback when using a finger versus a laparoscopic instrument.
  • To assess the impact of visual conditions on roughness discrimination.

Main Methods:

  • Twelve participants explored sandpaper surfaces (60-220 grit) using their index finger or a laparoscopic instrument.

Related Experiment Videos

  • Exploration was performed under conditions with and without vision.
  • Normal and tangential forces were measured during exploration.

    • Main Results:

    • Participants could discriminate sandpaper roughness with both finger and instrument.
    • Tactile perception of texture was altered in the no-vision condition compared to the vision condition.
    • Using the instrument resulted in altered texture judgments compared to using the finger.

    Conclusions:

    • Visual completeness is critical in laparoscopic surgery for accurate tactile feedback.
    • Tactile information is processed differently when using instruments versus direct finger contact.
    • Findings inform the development of laparoscopic surgery simulation and tactile perception research.