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

Flow visualization in uroendoscopy: the steal effect.

T P Briggs1, C Parker, R Miller

  • 1Department of Urology and Minimally Invasive Surgery, Whitington Hospital, London, UK.

European Urology
|January 1, 1992
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

Advanced and metastatic prostate cancer: ESMO Clinical Practice Guideline for diagnosis, treatment and follow-up.

Annals of oncology : official journal of the European Society for Medical Oncology·2026
Same author

Local and locoregional prostate cancer: ESMO Clinical Practice Guideline for diagnosis, treatment and follow-up.

Annals of oncology : official journal of the European Society for Medical Oncology·2025
Same author

Stereotactic Body Radiotherapy for Oligoprogression in Castration-Resistant Prostate Cancer: Early Toxicity Analysis of the TRAP Trial.

Clinical oncology (Royal College of Radiologists (Great Britain))·2024
Same author

HISTOMONAS MELEAGRIDIS INFECTIONS IN TURKEYS IN THE USA: A CENTURY OF PROGRESS, RESURGENCE, AND TRIBUTE TO ITS EARLY INVESTIGATORS, THEOBALD SMITH, ERNST TYZZER, AND EVERETT LUND.

The Journal of parasitology·2024
Same author

The STAMPEDE2 Trial: a Site Survey of Current Patterns of Care, Access to Imaging and Treatment of Metastatic Prostate Cancer.

Clinical oncology (Royal College of Radiologists (Great Britain))·2023
Same author

Effects of 24-week prebiotic intervention on self-reported upper respiratory symptoms, gastrointestinal symptoms, and markers of immunity in elite rugby union players.

European journal of sport science·2023
Same journal

Diagnosis and Staging of Patients with Prostate Cancer: Report from the 2025 Advanced Prostate Cancer Consensus Conference (APCCC) Diagnostics.

European urology·2026
Same journal

Re: Twelve-month Results from the CISTO Study Comparing Radical Cystectomy Versus Bladder-sparing Therapy for Recurrent High-grade Non-muscle-invasive Bladder Cancer: Recurrent High-risk NMIBC: One Bladder, Choose Wisely.

European urology·2026
Same journal

Re: Dries Develtere, Riccardo Bertolo. Cumulative Genitourinary Toxicity After Prostate Radiotherapy: High-Level Long-Term Randomized Evidence. J Clin Oncol. Online ahead of print. http://dx.doi.org/10.1200/JCO-26-00436.

European urology·2026
Same journal

In Memory of Paul Mitrofanoff (1934-2025).

European urology·2026
Same journal

Re: McKay RR, Pal S, Xie W, et al. Advanced Urologic Cancer Consensus Conference (AUC3) 2025: Expert Consensus on the Management of Renal Cell and Urinary Tract Cancers. CA Cancer J Clin 2026;76:e70052.

European urology·2026
Same journal

Re: Ultra-hypofractionated Stereotactic Ablative Body Radiotherapy for Primary Renal Cell Carcinoma: 5-year Outcomes from a Pooled Analysis of the FASTRACK Trials.

European urology·2026
See all related articles

Balanced continuous flow resection, while maintaining low bladder pressure, is ineffective for uroendoscopy irrigation. The

Area of Science:

  • Urology
  • Surgical Technology
  • Fluid Dynamics

Background:

  • Balanced continuous flow resection is a common irrigation method in uroendoscopy.
  • It aims to maintain low bladder pressure during procedures.
  • Its effectiveness in confined spaces like the prostatic urethra is debated.

Purpose of the Study:

  • To evaluate the efficacy of balanced continuous flow resection as an irrigation method in uroendoscopy.
  • To assess fluid dynamics within the prostatic urethra during this procedure.
  • To determine if current irrigation methods meet the requirements for optimal visualization and resection.

Main Methods:

  • Utilized flow visualization techniques to observe fluid dynamics.
  • Analyzed the interaction between inflow and outflow irrigating fluid.

Related Experiment Videos

  • Focused on the confined environment of the prostatic urethra during simulated resection.

    • Main Results:

    • Balanced continuous flow resection does not adequately meet irrigation requirements in confined spaces.
    • A 'steal effect' was observed, where outflow fluid is drawn from the inflow jet.
    • This reduces the irrigating fluid's effectiveness at the resectoscope's working area.

    Conclusions:

    • Balanced continuous flow resection is suboptimal for irrigation in uroendoscopy, particularly in the prostatic urethra.
    • The 'steal effect' compromises visualization and surgical effectiveness.
    • Further research into improved irrigation systems for uroendoscopy is warranted.