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5 Product Description
5.1 Mattress
The mattress consists of two decks that are connected with stainless steel press studs, xation toggles and poly- uretha-
ne loops.
A two-part air and water-impermeable cover made of polyurethane-coated nylon covers both mattress decks. The top
part of the cover consists of two-way stretch material.
5.1.1 Top Deck
The top part consists of two modules:
a. Body module consisting of two sections:
Head section:
3 head cells
remains inated (static)
Torso section:
11 torso/upper leg cells
alternates in 3-cell cycle
b. Foot module consisting of one section:
Foot module:
6 lower leg/foot cells
alternates in 3-cell cycle
5.1.2 Bottom Deck
The bottom part consists of 5 modules.
Head module:
3 cells
remains inated (static)
longitudinal cells
Leg module:
5 cells
remains inated (static)
longitudinal cells
2 side formers:
remain inated (static)
Torso module:
9 cells
alternates in 3-cell cycle
with corresponding upper deck cells
5.2 SCU (System Control Unit)
The SCU inates and deates the air mattress. It is connected to the air mattress with a custom-designed air con- nector
that is permanently attached to the mattress. The microprocessor-controlled SCU maintains the set pres- sure regardless
of the patient’s position by continuously monitoring and adjusting the air pressure in the mattress.
The SCU is equipped with an audio/visual alarm system for detecting power failures, air pipe disconnections or other
faults.
Fig. 2 Mattress
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