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Laser Doppler Perfusion Imaging in the Mouse Hindlimb
Published on: April 18, 2021
Burn imaging with a whole field laser Doppler perfusion imager based on a CMOS imaging array
Heleen van Herpt1, Matthijs Draijer, Erwin Hondebrink
1Biophysical Engineering, Biomedical Technology Institute, University of Twente, Enschede, the Netherlands.
Burns : Journal of the International Society for Burn Injuries
|September 1, 2009
Summary
The Twente Optical Perfusion Camera (TOPCam) offers faster laser Doppler perfusion imaging for burn diagnosis. This new technology significantly reduces procedure time while maintaining sufficient image quality for assessing burn severity.
Area of Science:
- Biomedical optics
- Medical imaging technology
Background:
- Laser Doppler perfusion imaging (LDPI) aids in early burn wound outcome prediction.
- Scanning beam LDPI systems suffer from slow speeds, causing patient discomfort and artifacts.
Purpose of the Study:
- Introduce the Twente Optical Perfusion Camera (TOPCam), a novel whole-field laser Doppler perfusion imager.
- Present the initial clinical findings of TOPCam in a burn center setting.
Main Methods:
- Developed TOPCam, a whole-field laser Doppler imager utilizing a CMOS sensor.
- Achieved imaging speeds two orders of magnitude faster than conventional scanning beam LDPI.
Main Results:
- Demonstrated TOPCam's ability to image perfusion in various burn degrees.
- Observed similar challenges to scanning systems (blisters, necrosis, reflections, curvature) but with drastically reduced procedure times.
- Confirmed adequate image quality (dynamic range, resolution) for burn diagnosis.
Conclusions:
- TOPCam represents a significant advancement in overcoming the speed limitations of LDPI for burn diagnosis.
- The technology offers a faster, more patient-friendly alternative for burn assessment.
