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Using pressure mapping intraoperatively to prevent pressure ulcers-A quasi-experimental study.
Eva B M Sving1,2, Lena A C Gunningberg2, Carina B Bååth3,4
1Centre for Research & Development Uppsala University/Region Gävleborg Uppsala Sweden.
Health Science Reports
|February 23, 2023
Summary
Continuous pressure mapping during surgery led to more frequent micro-repositioning and reduced sacral pressure. This technique shows promise for preventing pressure ulcers in surgical patients.
Area of Science:
- Medical Technology
- Surgical Patient Care
- Wound Prevention
Background:
- Surgical patients face high risks of pressure ulcers.
- Operating room pressure ulcer prevention is challenging.
- Continuous pressure mapping offers a new visualization technique.
Purpose of the Study:
- To assess if intraoperative pressure mapping influences repositioning frequency.
- To determine if pressure mapping reduces sacral pressure.
- To evaluate the impact on pressure ulcer development.
Main Methods:
- Quasi-experimental ABA design with 116 surgical patients.
- Interface pressure monitoring via pressure mapping.
- Introduction of repositioning based on pressure readings during the B phase.
Main Results:
- Significantly higher interface pressure observed in the A2 phase compared to the B phase.
- Micro-repositioning occurred during the B phase but not the A phase.
- Higher BMI correlated with increased interface pressure; no hospital-acquired pressure ulcers developed postoperatively.
Conclusions:
- Pressure mapping provides objective data, moving beyond traditional methods.
- Benefits of pressure-mapping equipment in operating rooms are evident.
- Further research is recommended for this innovative approach.

