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Updated: Jul 3, 2026
11:46
Urinary Bladder Distention Evoked Visceromotor Responses as a Model for Bladder Pain in Mice
Published on: April 27, 2014
[Micturition alert device dedicated to neurogenic bladders]
Jianhuo Wang1, Chunlin Hou, Wei Zhang
1Department of Orthopedic Surgery, Changzheng Hospital, Second Military Medical University, Shanghai, 200003, P.R. China.
Summary
A novel micturition alert device for neurogenic bladders uses a magnet and warning unit to monitor bladder volume. This simple, cost-effective device accurately alarms patients with impaired bladder sensation.
Area of Science:
- Biomedical Engineering
- Medical Devices
- Urology
Context:
- Neurogenic bladder dysfunction affects bladder control.
- Patients with neurogenic bladders often lose the sensation of fullness.
- Continuous monitoring of bladder volume is crucial for managing neurogenic bladders.
Purpose:
- To introduce a novel micturition alert device for individuals with neurogenic bladders.
- To describe the design and mechanism of this bladder volume monitoring system.
- To evaluate the effectiveness of the device in a canine model.
Summary:
- The device comprises a permanent magnet on the bladder wall and a warning unit on the abdomen.
- Changes in bladder volume alter the magnet's position, affecting the magnetic field detected by the warning unit.
- The system demonstrated a positive correlation between bladder volume and the warning unit's reading, with high accuracy in predicting bladder fullness.
Impact:
- Provides a simple, affordable, and user-friendly solution for continuous bladder volume monitoring.
- Enables timely alerts for patients with loss of micturition desire, preventing complications.
- Offers potential for improved quality of life and management of neurogenic bladder conditions.
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