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

Stapedial electromyograms recorded by electrocochleography.

N Yagi1, H Nakatani

  • 1Department of Otolaryngology, Faculty of Medicine, Kyoto University, Japan.

The Annals of Otology, Rhinology, and Laryngology
|January 1, 1988
PubMed
Summary
This summary is machine-generated.

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

Novel method for endovascular fenestration using radiofrequency transseptal needle for aortic dissection with malperfusion syndrome.

Radiology case reports·2020
Same author

A Novel Therapeutic and Prophylactic Vaccine (HVJ-Envelope / Hsp65 DNA + IL-12 DNA) against Tuberculosis Using the Cynomolgus Monkey Model.

Procedia in vaccinology·2020
Same author

Drug-induced oral lichenoid reaction during nivolumab therapy.

International journal of oral and maxillofacial surgery·2018
Same author

The TriAGe+ Score for Vertigo or Dizziness: A Diagnostic Model for Stroke in the Emergency Department.

Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association·2017
Same author

Antimelanoma differentiation-associated protein 5 antibody level is a novel tool for monitoring disease activity in rapidly progressive interstitial lung disease with dermatomyositis.

The British journal of dermatology·2016
Same author

Optical Resolution by Preferential Crystallization of (RS)-2-Amino-3-(2-carboxyethylthio)propanoic Acid.

Bioscience, biotechnology, and biochemistry·2016
Same journal

Laryngeal Injuries Following General Endotracheal Anesthesia: A Case Series.

The Annals of otology, rhinology, and laryngology·2026
Same journal

Clinical and Voice Outcome Differences in Vocal Cord Cysts with and Without Sulcus Vocalis: Insights From a Tertiary Center in Saudi Arabia.

The Annals of otology, rhinology, and laryngology·2026
Same journal

Bioabsorbable Stenting in a Case of Severe Pediatric Posterior Glottic Stenosis.

The Annals of otology, rhinology, and laryngology·2026
Same journal

Efficacy and Safety of Finafloxacin Otic Suspension, 0.3% for the Treatment of Acute Otitis Externa: Results from two Phase III Randomized Clinical Studies.

The Annals of otology, rhinology, and laryngology·2026
Same journal

Evaluation Of the Expression Levels Of SerpinB3/B4/B10, Interleukin-17 As Biomarkers For Chronic Rhinosinusitis With Nasal Polyps.

The Annals of otology, rhinology, and laryngology·2026
Same journal

Correlation of Patient-Reported Symptoms With Rhinogram Features Beyond Simple Airway Resistance.

The Annals of otology, rhinology, and laryngology·2026
See all related articles

This study demonstrates that electrocochleography (ECoG) can record stapedial electromyograms (SEMG) from the stapedius muscle. This new method allows for stapedial reflex assessment in ears with middle ear pathologies.

Area of Science:

  • Otorhinolaryngology
  • Neurophysiology
  • Auditory Neuroscience

Background:

  • The stapedial reflex (SR) is crucial for auditory function but typically assessed via impedance methods, which fail with middle ear damage.
  • Assessing stapedius muscle function in diseased ears remains challenging.

Purpose of the Study:

  • To investigate the feasibility of using electrocochleography (ECoG) to record the stapedial electromyogram (SEMG).
  • To evaluate SEMG as a method for examining stapedius muscle function in pathological conditions.

Main Methods:

  • Simultaneous recording of SR via impedance and SEMG via ECoG in ten normal subjects.
  • ECoG signal averaging (up to 200 times) with extended sweep time.
  • Acoustic stimulation intensity varied to assess reflex amplitude changes.

Related Experiment Videos

Main Results:

  • A distinct, large biphasic wave with approximately 11 ms latency was observed in ECoG recordings.
  • The amplitude of this ECoG wave increased proportionally with acoustic stimulation intensity, mirroring SR changes.
  • This correlation confirms the ECoG wave originates from the stapedius muscle.

Conclusions:

  • ECoG can successfully record SEMG, providing a viable alternative for stapedial muscle function assessment.
  • This technique holds promise for evaluating stapedius muscle function in patients with middle ear impairments where impedance methods are unsuitable.