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

Blank Solutions00:56

Blank Solutions

1.4K
A blank solution is a solution that does not contain the analyte, or the substance of interest being tested or measured. It is typically prepared using the same reagents and procedure as the sample solution but without adding the analyte. The primary purpose of preparing a blank solution is to account for any background interference or contamination that may affect the accuracy and reliability of the analytical method.
In some experimental cases, the reagents, solvents, or lab equipment used in...
1.4K
The Uncertainty Principle04:08

The Uncertainty Principle

34.1K
Werner Heisenberg considered the limits of how accurately one can measure properties of an electron or other microscopic particles. He determined that there is a fundamental limit to how accurately one can measure both a particle’s position and its momentum simultaneously. The more accurate the measurement of the momentum of a particle is known, the less accurate the position at that time is known and vice versa. This is what is now called the Heisenberg uncertainty principle. He...
34.1K
The Buckingham Pi Theorem01:09

The Buckingham Pi Theorem

1.8K
The Buckingham Pi theorem provides a structured method to simplify fluid dynamics problems by reducing complex systems of variables to dimensionless terms.
1.8K
Moment of a Couple: Problem Solving01:30

Moment of a Couple: Problem Solving

1.9K
The moment of couple is an essential concept in physics and engineering, used to calculate the rotational force, or torque, that is created when a couple —two equal and opposite forces—acts on an object.
The moment of a couple is found by multiplying the magnitude of one of the forces by the perpendicular distance between the line of action of the two forces. This creates a twisting force, which can be used to rotate an object. The moment of a couple is used to solve problems...
1.9K
Integration by Parts: Problem Solving01:29

Integration by Parts: Problem Solving

102
Smart speakers process voice commands by modeling audio inputs as piecewise functions and analyzing them through integration against trigonometric functions, such as cosine. This mathematical approach is fundamental in signal processing, where complex sound waves are decomposed into simpler frequency components.Consider a definite integral involving a piecewise function multiplied by a cosine function. Because the function is defined differently over separate intervals, the integral is split...
102
Method of Joints: Problem Solving II01:30

Method of Joints: Problem Solving II

1.1K
Consider a truss structure with frictionless joints fixed to a wall and roller support. If a force of 150 N is applied to joint A, the forces in each member of the truss can be determined using the method of joints.
1.1K

You might also read

Related Articles

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

Sort by
Same author

Current practices in HPV-related anogenital neoplasia care in Europe - a survey analysis.

BMC cancer·2025
Same author

Imiquimod for Anal High Grade Intraepithelial Neoplasia: A Systematic Review.

Current oncology reports·2025
Same author

Recent Guidelines on Anal Cancer Screening: A Systematic Review.

Journal of lower genital tract disease·2025
Same author

Controversies in fecal incontinence.

World journal of gastroenterology·2025
Same author

Anal pruritus: Don't look away.

World journal of gastrointestinal endoscopy·2024
Same author

Argon Plasma Coagulation as Treatment for Anal Condylomas: A Narrative Review.

Journal of lower genital tract disease·2024

Related Experiment Video

Updated: Mar 15, 2026

The Innovation Arena: A Method for Comparing Innovative Problem-Solving Across Groups
14:14

The Innovation Arena: A Method for Comparing Innovative Problem-Solving Across Groups

Published on: May 13, 2022

6.4K

The missing piece.

Andreia Albuquerque1, Margarida Marques1, Guilherme Macedo2

  • 1Gastroenterology, Centro Hospitalar São João, Portugal.

Revista Espanola De Enfermedades Digestivas
|September 13, 2016
PubMed
Summary
This summary is machine-generated.

A woman swallowed a puzzle piece, mistaking it for food, leading to esophageal impaction. Medical professionals successfully removed the foreign body via endoscopy, resolving the unusual case.

More Related Videos

Fracture Apparatus Design and Protocol Optimization for Closed-stabilized Fractures in Rodents
06:59

Fracture Apparatus Design and Protocol Optimization for Closed-stabilized Fractures in Rodents

Published on: August 14, 2018

14.2K
Adjustable Stiffness, External Fixator for the Rat Femur Osteotomy and Segmental Bone Defect Models
10:09

Adjustable Stiffness, External Fixator for the Rat Femur Osteotomy and Segmental Bone Defect Models

Published on: October 9, 2014

23.4K

Related Experiment Videos

Last Updated: Mar 15, 2026

The Innovation Arena: A Method for Comparing Innovative Problem-Solving Across Groups
14:14

The Innovation Arena: A Method for Comparing Innovative Problem-Solving Across Groups

Published on: May 13, 2022

6.4K
Fracture Apparatus Design and Protocol Optimization for Closed-stabilized Fractures in Rodents
06:59

Fracture Apparatus Design and Protocol Optimization for Closed-stabilized Fractures in Rodents

Published on: August 14, 2018

14.2K
Adjustable Stiffness, External Fixator for the Rat Femur Osteotomy and Segmental Bone Defect Models
10:09

Adjustable Stiffness, External Fixator for the Rat Femur Osteotomy and Segmental Bone Defect Models

Published on: October 9, 2014

23.4K

Area of Science:

  • Gastroenterology
  • Medical Case Reports

Background:

  • Esophageal foreign bodies are a common cause of emergency room visits, particularly in children.
  • Adults can also present with esophageal foreign bodies, often due to cognitive impairment, psychiatric conditions, or unusual circumstances.

Observation:

  • A 59-year-old female presented with symptoms suggestive of food impaction after consuming bread.
  • Upper endoscopy identified a bluish, indeterminate foreign body lodged in the mid-esophagus.

Findings:

  • The foreign body was successfully retrieved using endoscopic forceps.
  • Post-retrieval examination revealed the object to be a puzzle piece.

Implications:

  • This case highlights the importance of considering unusual foreign bodies in adult esophageal impaction.
  • Patient history and a high index of suspicion are crucial for diagnosing and managing such atypical presentations.
  • Endoscopic foreign body extraction is a safe and effective treatment modality.