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

Urodynamic Studies: Uroflowmetry01:19

Urodynamic Studies: Uroflowmetry

7.1K
Uroflowmetry is a non-invasive urodynamic test designed to measure various aspects of urination, including volume, flow rate, and the time to void. This test is crucial for diagnosing and assessing conditions such as bladder outlet obstruction, bladder dysfunction, incomplete bladder emptying, incontinence, and urinary tract blockages caused by benign prostatic hyperplasia (BPH) and urethral strictures.Pre-Test Instructions:Before a uroflowmetry test, patients are typically advised to drink...
7.1K
Assessing Blood pressure using a doppler ultrasound01:19

Assessing Blood pressure using a doppler ultrasound

2.8K
To obtain accurate blood pressure measurements in clinical settings, especially when traditional methods are insufficient, healthcare professionals utilize the Doppler ultrasound technique. This method uses high-frequency sound waves to detect blood flow within the arteries, which is crucial for patients with conditions that complicate circulatory system assessment.
Pre-Procedural Guidelines for Doppler Ultrasound Blood Pressure Assessment:
Preparation of Equipment:
2.8K
Imaging Studies VI: Voiding Cystourethrography and Cystography01:22

Imaging Studies VI: Voiding Cystourethrography and Cystography

3.4K
Voiding Cystourethrography (VCUG) and Cystography are specialized radiographic procedures used to examine the structure and function of the bladder and urethra.Voiding Cystourethrography (VCUG)A Voiding Cystourethrogram (VCUG) is a diagnostic imaging procedure that assesses the anatomy and function of the lower urinary tract. It focuses on the bladder, bladder neck, and urethra, helping detect abnormalities such as vesicoureteral reflux (VUR)—the backward or reverse flow of urine into the...
3.4K
Imaging Studies II: Ultrasonography01:24

Imaging Studies II: Ultrasonography

701
IntroductionUltrasonography, or renal ultrasound, is a noninvasive medical imaging technique that uses high-frequency sound waves to visualize the kidneys, ureters, bladder, and surrounding tissues.Indications for Urinary System UltrasonographyUrinary system ultrasonography is indicated in various clinical scenarios, such as:Kidney Stones (Urolithiasis): To detect and monitor the size and presence of kidney or urinary tract stones.Hydronephrosis: To assess the dilation of the renal pelvis and...
701

You might also read

Related Articles

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

Sort by
Same author

Re: Randomized Trial of Partial Gland Ablation with Vascular Targeted Phototherapy Versus Active Surveillance for Low Risk Prostate Cancer: Extended Followup and Analyses of Effectiveness.

European urology·2020
Same author

Age-Adapted Prostate Cancer Gene 3 Score Interpretation - Suggestions for Clinical Use.

Clinical laboratory·2020
Same author

Age-, tumor-, and metastatic tissue-associated DNA hypermethylation of a T-box brain 1 locus in human kidney tissue.

Clinical epigenetics·2020
Same author

Preservation of the bladder, but at what cost?

Translational andrology and urology·2020
Same author

Cost-Constrained feature selection in binary classification: adaptations for greedy forward selection and genetic algorithms.

BMC bioinformatics·2020
Same author

Regenerative medicine and injection therapies in stress urinary incontinence.

Nature reviews. Urology·2020

Related Experiment Video

Updated: Mar 23, 2026

Author Spotlight: Enhanced Urodynamic Method for Precise Urine Measurement in Awake Mice with Neurogenic Bladder
06:46

Author Spotlight: Enhanced Urodynamic Method for Precise Urine Measurement in Awake Mice with Neurogenic Bladder

Published on: June 7, 2024

1.5K

Signal processing in urodynamics: towards high definition urethral pressure profilometry.

Mario Klünder1, Oliver Sawodny2, Bastian Amend3

  • 1Institute for System Dynamics, University of Stuttgart, Waldburgstr. 17/19, 70563, Stuttgart, Germany. mario.kluender@isys.uni-stuttgart.de.

Biomedical Engineering Online
|March 23, 2016
PubMed
Summary

High definition urethral pressure profilometry (HD-UPP) improves stress urinary incontinence diagnosis by providing detailed pressure images of the urethra. This advanced technique overcomes limitations of conventional UPP for better anatomical evaluation.

Keywords:
Signal processingUrethral pressureUrodynamics

More Related Videos

Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing
05:25

Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing

Published on: August 14, 2019

20.5K
In Vivo Luminal Measurement of Distension-Evoked Urothelial ATP Release in Rodents
09:17

In Vivo Luminal Measurement of Distension-Evoked Urothelial ATP Release in Rodents

Published on: September 7, 2022

2.0K

Related Experiment Videos

Last Updated: Mar 23, 2026

Author Spotlight: Enhanced Urodynamic Method for Precise Urine Measurement in Awake Mice with Neurogenic Bladder
06:46

Author Spotlight: Enhanced Urodynamic Method for Precise Urine Measurement in Awake Mice with Neurogenic Bladder

Published on: June 7, 2024

1.5K
Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing
05:25

Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing

Published on: August 14, 2019

20.5K
In Vivo Luminal Measurement of Distension-Evoked Urothelial ATP Release in Rodents
09:17

In Vivo Luminal Measurement of Distension-Evoked Urothelial ATP Release in Rodents

Published on: September 7, 2022

2.0K

Area of Science:

  • Biomedical Engineering
  • Urology
  • Medical Imaging

Background:

  • Stress urinary incontinence (SUI) is a prevalent condition with diagnostic limitations in conventional urethral pressure profilometry (UPP).
  • Conventional UPP suffers from low spatial resolution, artifacts, and data location uncertainties, hindering accurate diagnosis.
  • High definition urethral pressure profilometry (HD-UPP) has been developed to address these limitations using advanced hardware and signal processing.

Purpose of the Study:

  • To present the signal processing steps involved in HD-UPP.
  • To demonstrate the experimental results of HD-UPP in female minipigs.
  • To showcase the enhanced diagnostic capabilities of HD-UPP for SUI.

Main Methods:

  • Utilized a microtip catheter with high angular pressure resolution and an integrated inclination sensor.
  • Applied signal filtering, artifact removal, and a signal reconstruction algorithm for detailed urethral pressure imaging.
  • Employed deconvolution with a point-spread-function (PSF) derived from urethral properties to calculate external pressure distribution.

Main Results:

  • Generated high-resolution pressure images from experimental data, successfully removing artifacts without blurring.
  • Reconstructed and compared urethral pressure distributions on the inside and outside.
  • Integrated pressure images with anatomical geometry for a comprehensive view of pressure and location.

Conclusions:

  • HD-UPP, utilizing a novel microtip catheter, collects extensive urethral pressure data.
  • Sequential signal processing provides physicians with detailed in- and around-urethra pressure distribution information.
  • HD-UPP overcomes conventional UPP limitations, enabling precise urethral and sphincter evaluation for potential focal therapy development in SUI.