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US 2015/0026889 A1Published application
Surgical tables
AssigneeOy Stille Ab
InventorsJohannes Roselius, Ralph Tamm
Life of this patent
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Abstract
The present invention relates to a surgical tables and table tops with reduced thickness and improved radiolucency of X-ray radiation. The invention also relates to surgical table arrangement adapted for the improved table tops.
Claims18
A surgical table top, comprising:
- a core member made of an X-ray transparent thermoplastic foam material, and a composite material in a layer surrounding the core member, comprising from 50 to 60% (vol) of carbon fiber and a resin, characterized in that it:
- has an X-ray attenuation equivalence of from 0.4 to 0.6 mm Al (aluminum) at 100 kV;
- has a thickness of less than 40 mm;
- tolerates a maximum load of 300 kg;
- and in that
- it is produced with a resin transfer moulding process, comprising arranging the core member and at least one sheet of carbon fiber on each side of the core member in a mould;
- sealing and heating the mould;
- injecting a pressurized resin forming system into mould until all carbon fiber voids are filled;
- and admitting the resin to cure at a curing temperature.
6 more elements
Dependencies are inferred from the claim text.