QED Non-Latex Dam · Heavy · 40 sheets
Rubber dam isolationLatex-freeEndodonticsRestorative
Latex on the medical history? A sheet that splits as it goes over the clamp? QED Non-Latex Dam is made in the UK by Four D Rubber from synthetic polyisoprene, which Four D describe as "a specifically synthesised version of the natural rubber molecule": it handles like rubber, without natural rubber latex. The same polyisoprene sheet as our medium dam, in the heavy gauge: 0.23–0.28 mm against the medium 0.18–0.23 mm.
This pack: QED Non-Latex Dental Dam, Heavy gauge, 152 x 152 mm (6 x 6 in), Light blue (Pack of 40) · non-sterile, single use
| Material | Synthetic polyisoprene – not made with natural rubber latex |
| Gauge | Heavy, 0.23–0.28 mm |
| Sheet | 152 x 152 mm (6 x 6 in), light blue, 100% non-toxic pigment |
| Stretch | Up to 1200% elongation; at least 1050% at break (Four D Rubber, ISO 37) |
| Tear strength | At least 20 N/mm (Four D Rubber specification) |
| Supplied | 40 sheets · non-sterile, single use · low powdered |
› Four D Rubber on the stretch: "up to 1200% elongation that virtually eliminates tearing even with a punched dam."
› No natural rubber latex, so no latex proteins – the reason to keep it for patients or staff with a latex allergy.
› Light blue sheet, coloured with what Four D Rubber specify as a 100% non-toxic pigment.
› Four D Rubber work to an ISO 13485 quality system and make the sheet in the United Kingdom.
› Four D Rubber: store in a cool, dry place.
Four D Rubber, a UK manufacturer of latex-free dental dam. This is their polyisoprene sheet, with the same properties, packed under the QED name.
The same material in two thicknesses: medium 0.18–0.23 mm and heavy 0.23–0.28 mm, both 152 mm square. Which gauge suits the case is for the clinician. Also in this range: Medium, 40 sheets · Medium, 20 sheets.
No. Four D Rubber supply it non-sterile and single use.
| Clamps | KSK clamp range · clamp stand |
| Punch | Ainsworth punch, silicone handle · Ivory pattern punch |
| Forceps | Washington pattern clamp forceps |
| Frame | Young's rubber dam frame |
| Stabilising cord | Wedjets Non-Latex Small · Wedjets Non-Latex Large |
| Sealing the margin | OraSeal Caulking · Rubber-Dam Liquid |
QED Non-Latex Dam · synthetic polyisoprene · heavy, 0.23–0.28 mm · 152 x 152 mm · light blue · 40 sheets · Made in the UK by Four D Rubber · REF QED4 Q120H
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