Related Experiment Video
Updated: Jul 19, 2026
08:17
Autonomous and Rechargeable Microneurostimulator Endoscopically Implantable into the Submucosa
Published on: September 27, 2018
Development of a novel, remote-controlled artificial bowel sphincter through microsystems technology
Hans-J Schrag1, Olaf Ruthmann, Alexander Doll
1Department of General and Visceral Surgery, Albert-Ludwigs-University of Freiburg University Hospital, Freidburg, Germany. h.j.schraj@t-online.de
Artificial Organs
|October 26, 2006
Summary
A new artificial sphincter prototype offers remote control for fecal incontinence. This integrated device, featuring a piezo-pump, provides comfortable continence with minimal risk of bowel injury.
Area of Science:
- Biomedical Engineering
- Medical Devices
- Gastroenterology
Background:
- Fecal incontinence affects patient quality of life.
- Current treatment options have limitations.
- A need exists for improved, controllable devices.
Purpose of the Study:
- To develop and evaluate a novel artificial sphincter prototype.
- To assess its potential for managing fecal incontinence.
- To ensure patient comfort and safety.
Main Methods:
- Development of an integrated artificial sphincter with a piezo-pump.
- Evaluation of continence and implantation in porcine anal canals.
- In vivo testing to assess performance and safety.
Main Results:
- The prototype demonstrated effective continence control.
- Low occlusion pressures (24-58 mm Hg) minimize ischemic risk.
- The device allows low inflation volumes (6.5-16 mL) and has a 7-day operation time.
Conclusions:
- The novel artificial sphincter prototype offers a promising solution for fecal incontinence.
- Its integrated design and comfortable control enhance patient management.
- Further clinical studies are warranted to validate its efficacy and safety.
