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Updated: Jul 22, 2026

Assessing Endothelial Vasodilator Function with the Endo-PAT 2000
Published on: October 15, 2010
Pressure on the patient
1Department of Biomechanical Engineering, The Institute of Orthopaedics, Royal National Orthopaedic Hospital, Stanmore, Middlesex.
Abstract:
The primary cause of pressure sores is the interference with the blood supply of the tissues which, if prolonged, will result in their death. In most cases, the prolonged pressure which occludes vessels is caused by the inability of the patient to feel pain and/or move. Fortunately the surface area of the body available for the support of the patient is such that it is possible to design patient-support systems which will prevent the pressure per unit area exceeding the critical value. The criteria for an ideal patient-support system are given.
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