Related Experiment Video
Updated: Jan 21, 2026

Handheld Metal Detector Screening for Metallic Foreign Body Ingestion in Children
Published on: September 11, 2018
The novel use of a nasal bridle system to remove a foreign body in the ear
Robert Adrian Scott1, Colin Wood1, Imran Khan1
1Department of Otolaryngology Queen Elizabeth University Hospital Glasgow UK.
Abstract:
Foreign bodies in the ear are a common presentation that prompt referral to Otolaryngology. We describe a technique that is safe and simple to perform for the removal of metallic foreign bodies in the ear. Case report of an elderly gentleman presenting with otalgia and a hearing aid battery lodged within bony external ear canal.
Related Concept Videos
Anatomy of the Ear
Nose and Nasal Cavity
Administering Oxygen by Nasal Cannula
Nasal Cannulas
A nasal cannula is a lightweight tube split into two prongs placed in the nostrils,...
Oxygen Delivering System I: Nasal Cannula and Face Mask
Nasal Cannula
A nasal cannula is a lightweight tube split at one end into two prongs and placed in the nostrils. It is typically used to deliver low to medium levels of oxygen.
Suggested flow rate: The suggested flow rate for a nasal cannula typically ranges between 1 and 6 L/min.
Oxygen percentage setting:...
Body Temperature
The average body temperature is approximately 37°C (98.6°F) and typically ranges from 36.1–37.2°C...
Body Temperature

