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 Concept Videos

Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

193
Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
Rectal Inspection
Begin by inspecting the perianal and anal areas for color, texture, rashes,...
193
Assessment of the Gastrointestinal System II: Health Perception Pattern01:29

Assessment of the Gastrointestinal System II: Health Perception Pattern

99
Assessing the gastrointestinal (GI) system is a complex process that begins with collecting subjective data. This data, collected through patient interviews, provides crucial insights into the patient's health history, perception patterns, and lifestyle habits, all contributing significantly to GI health.
Health Perception Patterns
Health perception patterns offer valuable insights into a patient's lifestyle habits and how they may impact their GI health. These patterns include:
99
Feces Formation and Defecation01:26

Feces Formation and Defecation

796
After spending 3 to 10 hours in the large intestine, chyme loses a lot of water and becomes feces, the final product of digestion. Feces consist of undigested dietary fiber such as cellulose, mucus, sloughed-off epithelial cells, and microbes. The descending and sigmoid colon stores feces and uses haustral contractions to dry it out but retains enough water to give it a semi-solid texture.
The mass peristalsis then pushes the feces into the rectum, which stretches the rectal walls to activate...
796
Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy01:26

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy

72
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...
72
Physiology of the Gastrointestinal System III: Elimination01:26

Physiology of the Gastrointestinal System III: Elimination

245
The gastrointestinal elimination process involves a complex interplay of neural and hormonal mechanisms that coordinate the final waste removal from the body. This intricate operation encompasses the absorption of water and electrolytes, vital for transforming the remaining indigestible food matter into feces. The large intestine is pivotal in water and electrolyte absorption, forming feces from unabsorbed minerals, undigested food, bacteria, bile pigments, and shed epithelial cells. Essential...
245
Assessment of the Abdomen I: Inspection and Auscultation01:25

Assessment of the Abdomen I: Inspection and Auscultation

361
Introduction
The abdominal examination is a cornerstone of clinical medicine, serving as a critical tool in diagnosing various gastrointestinal (GI) diseases. It involves a systematic approach that includes inspection and auscultation, each with distinct yet complementary roles in assessing the abdomen. This article will delve into these two primary methods healthcare professionals use to examine the abdomen.
Inspection of the Abdomen
The first step in any abdominal examination is inspection....
361

You might also read

Related Articles

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

Sort by
Same author

Construction and Application of a Tactile Somatosensory Comfort Model for Scrubbing Tasks.

Biomimetics (Basel, Switzerland)·2026
Same author

Edge Computing for Environment-Based Locomotion Modes Prediction and Terrain Features Calculation in Lower Limb Prostheses.

IEEE transactions on neural systems and rehabilitation engineering : a publication of the IEEE Engineering in Medicine and Biology Society·2026
Same author

sEMG-Based Muscle Synergy Analysis and Functional Driving Ratio for Quantitative Assessment During Robot-Assisted Upper-Limb Rehabilitation.

Sensors (Basel, Switzerland)·2026
Same author

A Self-Driving and Self-Reporting Petal-Like Au-Cu<sub>2</sub>O Metalloenzyme for Probing H<sub>2</sub>S-Mediated Cuproptosis.

ACS nano·2026
Same author

Prediction of Massage Force and Intra-abdominal Wall Deformation During Massage by a Digital Twin Model Based on an Abdominal Finite Element Model.

Annals of biomedical engineering·2026
Same author

Current progress of active compliance control strategies and applications in lower limb exoskeleton rehabilitation robots: a narrative review.

Expert review of medical devices·2026

Related Experiment Video

Updated: Jun 22, 2025

Probe-based Confocal Laser Endomicroscopy of the Urinary Tract: The Technique
06:31

Probe-based Confocal Laser Endomicroscopy of the Urinary Tract: The Technique

Published on: January 10, 2013

20.9K

Perception of defecation intent: applied methods and technology trends.

Yi Tang1, Ping Shi1, Hongliu Yu1,2

  • 1Institute of Rehabilitation Engineering and Technology, School of Health Science and Engineering, University of Shanghai for Science and Technology, Shanghai, China.

Biomedizinische Technik. Biomedical Engineering
|July 2, 2024
PubMed
Summary

Developing advanced defecation care devices is crucial for the aging population. Real-time monitoring of defecation intention can significantly reduce nursing workload and enhance patient quality of life.

Keywords:
bowel care equipmentdefecation intention perceptionpre-defecation caresensor

More Related Videos

Comparative Analysis of Automatic Fecal Analyzer versus Direct Wet Smear Microscopy for Detecting Parasitic Infections in Stool Samples
04:57

Comparative Analysis of Automatic Fecal Analyzer versus Direct Wet Smear Microscopy for Detecting Parasitic Infections in Stool Samples

Published on: April 25, 2025

376
Concept Development and Use of an Automated Food Intake and Eating Behavior Assessment Method
06:21

Concept Development and Use of an Automated Food Intake and Eating Behavior Assessment Method

Published on: February 19, 2021

5.7K

Related Experiment Videos

Last Updated: Jun 22, 2025

Probe-based Confocal Laser Endomicroscopy of the Urinary Tract: The Technique
06:31

Probe-based Confocal Laser Endomicroscopy of the Urinary Tract: The Technique

Published on: January 10, 2013

20.9K
Comparative Analysis of Automatic Fecal Analyzer versus Direct Wet Smear Microscopy for Detecting Parasitic Infections in Stool Samples
04:57

Comparative Analysis of Automatic Fecal Analyzer versus Direct Wet Smear Microscopy for Detecting Parasitic Infections in Stool Samples

Published on: April 25, 2025

376
Concept Development and Use of an Automated Food Intake and Eating Behavior Assessment Method
06:21

Concept Development and Use of an Automated Food Intake and Eating Behavior Assessment Method

Published on: February 19, 2021

5.7K

Area of Science:

  • Gerontology
  • Biomedical Engineering
  • Nursing Technology

Background:

  • The growing elderly population presents a significant challenge in meeting the demand for defecation care.
  • Existing post-defecation care devices are often inadequate, highlighting the need for innovative solutions.
  • Pre-defecation care devices offer a personalized approach, promoting patient engagement in their own care.

Purpose of the Study:

  • To review current sensing technologies for real-time defecation intention monitoring.
  • To analyze the principles, status, and limitations of existing sensing methods.
  • To explore future development directions for defecation intention sensing systems.

Main Methods:

  • Comprehensive literature review of defecation intention sensing technologies.
  • Comparative analysis of different sensing technologies based on characteristics and application conditions.
  • Exploration of potential research avenues for perception strategies.

Main Results:

  • Real-time monitoring and accurate identification of defecation intention are critical for effective pre-defecation nursing devices.
  • Current research on real-time defecation intention monitoring is limited.
  • Various sensing technologies exist, each with unique monitoring principles and application suitability.

Conclusions:

  • Advanced defecation care devices, particularly pre-defecation systems, are essential for addressing the needs of an aging population.
  • Further research into real-time defecation intention sensing is required to improve nursing efficiency and patient outcomes.
  • Comparative analysis of sensing technologies provides a foundation for developing future monitoring and early warning systems.