Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Urodynamic Studies: Uroflowmetry01:19

Urodynamic Studies: Uroflowmetry

534
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...
534
Imaging Studies VI: Voiding Cystourethrography and Cystography01:22

Imaging Studies VI: Voiding Cystourethrography and Cystography

112
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...
112
Imaging Studies V: Intravenous Urography and Retrograde Pyelography01:22

Imaging Studies V: Intravenous Urography and Retrograde Pyelography

146
IntroductionIntravenous Urography (IVU) and Retrograde Pyelography (RP) are important diagnostic imaging techniques used to evaluate the urinary system. These methods help identify structural abnormalities, obstructions, and functional issues in the kidneys, ureters, and bladder. Both procedures use iodine-based contrast media to enhance the visibility of urinary tract structures on X-ray images, though they differ in their methods and indications.1. Intravenous Urography (IVU)Intravenous...
146
Imaging Studies II: Ultrasonography01:24

Imaging Studies II: Ultrasonography

53
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...
53
Imaging Studies I: Kidney, Ureter, and Bladder Studies01:28

Imaging Studies I: Kidney, Ureter, and Bladder Studies

38
Kidney, Ureter, and Bladder (KUB) StudiesKidney, Ureter, and Bladder (KUB) studies are standard diagnostic imaging procedures used to assess the anatomy of the urinary system. They are commonly utilized for patients experiencing abdominal pain or urinary symptoms. By using a simple X-ray of the abdomen, KUB studies can reveal structural and pathological abnormalities within the kidneys, ureters, and bladder. These studies are particularly valuable in diagnosing kidney stones, urinary...
38
Urologic Endoscopic Procedure: Cystoscopic Examination01:28

Urologic Endoscopic Procedure: Cystoscopic Examination

338
Meaning of Cystoscopic Examination:Cystoscopy is an essential diagnostic tool in urology that is used to assess the structure and function of the genitourinary system. It provides a direct view of the urethra, bladder, and, in some cases, the ureteral openings. This procedure helps detect structural abnormalities, infections, cancers, and blockages in the urinary tract. There are two types of cystoscopy:Flexible cystoscopy is commonly performed in outpatient settings due to its less invasive...
338

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Longitudinal Evolution of Uroflowmetry Patterns From Childhood to Puberty After Hypospadias Repair: A 12-Year Cohort Study.

Urology·2026
Same author

Androgen receptor localization in human oral mucosa: Implications for hypospadias surgery.

Journal of pediatric surgery·2025
Same author

Can unsupervised machine learning gain new insights into urodynamic pressure flow pattern analysis?

BJU international·2025
Same author

Introducing Holographic Surgical Navigation in Pediatric Wilms' Tumor Patients: A Feasibility Study During Total Nephrectomy.

Bioengineering (Basel, Switzerland)·2025
Same author

Corrigendum to "Seeking clinical consensus on risk assessment in anatomical infravesical obstruction of boys - A Delphi study" [J Pediatr Urol 20 (2024) 1142-1151].

Journal of pediatric urology·2025
Same author

Highly Complete Follow-Up Data Are Necessary to Ascertain the Actual Complication Rate in Orchidopexy for Undescended Testes.

International journal of urology : official journal of the Japanese Urological Association·2025

相关实验视频

Updated: Sep 10, 2025

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

19.3K

视频流:在使用标准护理视频尿动力成像的儿童中进行尿流测量

Wouter van Dort1, Peter F W M Rosier1, Ruud C Wortel1

  • 1Department of Urology, University Medical Center Utrecht, Utrecht, The Netherlands.

Neurourology and urodynamics
|August 26, 2025
PubMed
概括
此摘要是机器生成的。

一种名为视频流的新方法使用X射线图像准确测量儿童的尿液流量. 这使得在无法使用标准尿液流量计装置的幼儿中,可以对膀和尿道功能进行完整的评估.

关键词:
膀外流阻塞儿童泌尿病学尿动力学尿液流量计

更多相关视频

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

862
Author Spotlight: Developing a Bedside Protocol for Kidney and Genitourinary Ultrasonography
03:19

Author Spotlight: Developing a Bedside Protocol for Kidney and Genitourinary Ultrasonography

Published on: June 21, 2024

1.3K

相关实验视频

Last Updated: Sep 10, 2025

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

19.3K
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

862
Author Spotlight: Developing a Bedside Protocol for Kidney and Genitourinary Ultrasonography
03:19

Author Spotlight: Developing a Bedside Protocol for Kidney and Genitourinary Ultrasonography

Published on: June 21, 2024

1.3K

科学领域:

  • 儿童泌尿病学
  • 医学成像
  • 尿动力学

背景情况:

  • 压力流量研究是评估膀功能的标准,但在幼儿中具有挑战性.
  • 目前的方法无法测量无法坐在尿液流量计装置上的儿童的流量.
  • 这限制了小儿膀和尿道功能的完整评估.

研究的目的:

  • 开发和验证一种从视频尿动力X射线图像中推导尿液流速的方法.
  • 为了准确评估小孩的膀和尿道功能.
  • 为了促进基于压力流的尿道阻力测量在儿童群体.

主要方法:

  • 50个儿童视频尿动力学研究的回顾性分析.
  • 在清空过程中手动细分X射线图像.
  • 将细分图像算法转换为计算流量 (视频流).
  • 视频流与标准尿液流量测量的比较.

主要成果:

  • 视频流量与标准尿液流量测量之间具有很高的交叉相关性 (0.98).
  • 精确的视频流最大流量 (Qmax) 与最小偏差 (+0.1 mL/s).
  • 视频流显示可行性和准确性在能够在尿液流量计所排泄的儿童中.

结论:

  • 视频流是一种可行的准确方法来测量儿童的尿液流量.
  • 这种技术将尿动力学评估扩展到不能坐直的非常小的孩子.
  • 首次在这个年龄段进行基于压力流动的尿道阻力验证.