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

Anorectal profilometry with the microtransducer.

J S Varma, A N Smith

    The British Journal of Surgery
    |November 1, 1984
    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

    Electrochemotherapy in pediatrics: a systematic review.

    European radiology·2026
    Same author

    Central nervous system lymphoma in 18 dogs (2001 to 2015).

    The Journal of small animal practice·2018
    Same author

    Diarrhea and Fecal Incontinence.

    The Physician and sportsmedicine·2016
    Same author

    Treatment of feline intermediate- to high-grade lymphoma with a modified university of Wisconsin-Madison protocol: 119 cases (2004-2012).

    Veterinary and comparative oncology·2015
    Same author

    Prevalence and severity of anthelmintic resistance in ovine gastrointestinal nematodes in Australia (2009-2012).

    Australian veterinary journal·2014
    Same author

    Effect of an immunomodulatory feed additive on markers of immunity in pasture-fed dairy cows.

    Australian veterinary journal·2014
    Same journal

    Trimester-Specific Safety of Laparoscopic versus Open Abdominal Surgery During Pregnancy: A Systematic Review and Meta-analysis.

    The British journal of surgery·2026
    Same journal

    The Gut Microbiome in Surgical Oncology: Mechanisms, Perioperative Outcomes, and Therapeutic Opportunities.

    The British journal of surgery·2026
    Same journal

    Patient-led, home-based follow-up for colorectal cancer: the DISTANCE multicentre stepped-wedge cluster-randomised trial.

    The British journal of surgery·2026
    Same journal

    Correction to: Reduced secretory efficiency in parathyroid carcinoma: diagnostic value of the PTH-to-tumour-volume ratio.

    The British journal of surgery·2026
    Same journal

    Global disparities in hepatocellular carcinoma outcomes: multicentre study.

    The British journal of surgery·2026
    Same journal

    Surgical Outcomes from Nationwide Implementation of the International Best-Practice for Locally Advanced Pancreatic Cancer (PREOPANC-4) study.

    The British journal of surgery·2026
    See all related articles

    A miniature transducer offers a highly reproducible method for anal sphincter manometry, outperforming conventional fluid-filled systems in accuracy and reducing measurement variability for key anorectal parameters.

    Area of Science:

    • Gastroenterology
    • Physiology
    • Medical Device Technology

    Background:

    • Anal sphincter manometry is crucial for diagnosing anorectal disorders.
    • Conventional fluid-filled systems present challenges in accuracy and reproducibility.
    • Miniature transducer technology offers a potential advancement in manometric techniques.

    Purpose of the Study:

    • To evaluate the reproducibility of anal sphincter manometry using a novel miniature transducer.
    • To compare the performance of the microtransducer technique with the conventional station pull-through method.
    • To assess the accuracy and reliability of the microtransducer for anorectal profilometry.

    Main Methods:

    • A continuous pull-through technique was employed with a miniature transducer (2mm diameter) on a Dacron catheter.

    Related Experiment Videos

  • Comparison involved a conventional station pull-through technique using a water-filled microballoon (4mm diameter).
  • Key parameters measured included maximum resting pressure, squeeze pressure, functional sphincter length, and rectosphincteric reflex amplitude.

    • Main Results:

    • The microtransducer technique demonstrated high reproducibility, with coefficients of variation ranging from 3.2% to 5.7%.
    • Pressures measured by the microballoon were consistently higher than those from the microtransducer.
    • Functional sphincter length was significantly shorter when measured with the microballoon (P < 0.001).

    Conclusions:

    • The miniature transducer provides a highly accurate and reproducible method for anorectal manometry.
    • This technology overcomes many limitations associated with traditional fluid-filled manometry systems.
    • The microtransducer represents a significant improvement for clinical anorectal profilometry.