Pressure Redistribution 3

Therapeutic Surface Comparison

St. Mary’s Hospital, Rochester, MN pr3_graph

On June 8, 2005, Comfortex assisted with an Interface Pressure Evaluation with staff members from St. Mary’s Hospital (part of the Mayo system). The volunteer, a healthy female, was used to compare the pressure redistributing capabilities of a zoned, air adjustable bed and Comfortex’s non-mechanical Rest-Q mattress.

Interface pressures were recorded on a computer assisted X-SENSOR pressure monitor. The tests images were in a supine flat and Head Of Bed elevated position at 30 degrees & 45 degrees. A pillow was positioned beneath the head when in the elevated position.

Zoned Air System (flat)
Heel Area Sacral Area Shoulder Area
Readings over 33 mmHg 17 33 6
Readings over 52 mmHg 12 0 0
HOB@30 degrees
Heel Area Sacral Area Shoulder Area
Readings over 33 mmHg 19 124 28
Readings over 52 mmHg 14 17 4
HOB@45 degrees
Heel Area Sacral Area Shoulder Area
Readings over 33 mmHg 19 125 41
Readings over 52 mmHg 14 52 4
Rest-Q mattress (flat)
Heel Area Sacral Area Shoulder Area
Readings over 33 mmHg 14 32 0
Readings over 52 mmHg 6 0 0
HOB@30 degrees
Heel Area Sacral Area Shoulder Area
Readings over 33 mmHg 8 73 0
Readings over 52 mmHg 3 1 0
HOB@45 degrees
Heel Area Sacral Area Shoulder Area
Readings over 33 mmHg 9 158 0
Readings over 52 mmHg 3 3 0