Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Search research articles

Related Experiment Videos

Graphic and haptic simulation system for virtual laparoscopic rectum surgery.

Jun J Pan¹, Jian Chang, Xiaosong Yang

¹National Centre for Computer Animation, Media School, Bournemouth University, UK. pjunjun@bournemouth.ac.uk.

The International Journal of Medical Robotics + Computer Assisted Surgery : MRCAS

|May 13, 2011

Summary

This summary is machine-generated.

Related Concept Videos

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy

This lesson explores three gastrointestinal imaging techniques: radionuclide testing, colonic transit studies, and virtual colonoscopy.
Radionuclide Testing
Radionuclide testing is a sophisticated medical technique for assessing gastrointestinal motility. It focuses on gastric emptying and colonic transit time. Radioactive markers track the movement of food through the digestive system, providing insights into gastrointestinal disorders.
In gastric emptying studies, a meal's liquid and...

You might also read

Related Articles

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

Sort by

Same author

Sensitive detection of prostate cancer antigen 3 (PCA3) in urine based upon CRISPR/Cas12a and gold nanorods (AuNRs).

Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy·2026

Same author

Comparative analysis of early immune responses in zebrafish infected with carbapenem-resistant and carbapenem-susceptible Klebsiella pneumoniae strains.

Fish & shellfish immunology·2026

Same author

Liensinine induces autophagy and apoptosis in hepatocellular carcinoma via reactive oxygen species-mediated inhibition of the PI3K/AKT/mTOR pathway.

Tissue & cell·2026

Same author

Efficacy of external fixation in treating rigid equinus associated with fibro-adipose vascular anomaly.

BMC musculoskeletal disorders·2026

Same author

Citric acid-driven metabolic regulation strategy for coordinating nitrogen retention and phosphorus activation in aerobic composting.

Bioresource technology·2026

Same author

Self-amplifying cascade-triggered Au NP assembly strategy for ultrasensitive cTnI detection with dynamic light scattering.

Analytical methods : advancing methods and applications·2026

This study introduces a virtual-reality (VR) system for laparoscopic rectal surgery training. The system provides realistic visual and haptic feedback, enhancing surgical skill acquisition for novices.

Area of Science:

Medical Simulation
Surgical Training Technologies
Virtual Reality in Medicine

Background:

Medical simulators offer cost-effective training alternatives to traditional methods.
Virtual reality (VR) systems enhance surgical practice in a safe, repetitive manner.
Laparoscopic rectal surgery presents significant technical challenges for surgeons.

Purpose of the Study:

To develop and describe a VR system for improving laparoscopic rectal surgery training.
To enhance surgeons' learning curves in technically demanding procedures.
To provide realistic visual and haptic feedback for surgical simulation.

Main Methods:

Constructed virtual models using MRI data and surgical videos.
Implemented a radial basis function-based haptic filter for smooth force feedback.

Keywords:

cutting algorithm haptic force filter laparoscopic rectum surgery virtual reality

Related Experiment Videos

Utilized a hybrid model for efficient collision detection and a mesh-based technique for real-time cutting simulation.

Main Results:

Developed a system enabling users to haptically interact with a virtual rectum.
Successfully visualized soft tissue deformation in real-time during simulated operations.
Addressed the challenge of simulating large deformations in soft tissues like intestines.

Conclusions:

Colorectal surgeons found the simulated tactile and visual feedback to be realistic.
The VR system has the potential to replace traditional surgical training methods.
The system can effectively transfer surgical skills to novice surgeons.