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Healthcare Silicone FDA

Biocompatible Silicone Gel Positioning Pad for Surgical Tables

Industry: Healthcare / Surgical
Material: Silicone Gel + Medical PU Foam
Standard: ISO 10993 / FDA 510(k)

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Biocompatible Silicone Gel Positioning Pad for Surgical Tables

Challenge · Solution · Result

CHALLENGE

Medical equipment manufacturer required a surgical table positioning pad with FDA-cleared silicone gel top layer, consistent 25mmHg interface pressure across all sizes, and autoclave sterilization compatibility.

OUR SOLUTION

Laminated construction: compression-formed silicone gel layer (30A) over closed-cell PE foam substrate. All adhesive bonds tested to ISO 10993-5 cytotoxicity. Validated autoclave resistance at 134°C / 30 cycles.

RESULT

Interface pressure 22–28mmHg (target 25mmHg ± 15%). Passed ISO 10993 cytotoxicity and sensitization. Maintained dimensional integrity through 200+ autoclave cycles.

Engineering Insights

DFM Analysis

DFM Analysis & Process Optimization

DFM Analysis: Edge trim profile designed to prevent gel layer delamination at perimeter — identified in initial 5-piece prototype testing and corrected before tooling.

Our engineers work from your CAD drawings before any tooling begins — identifying potential failure modes, proposing material alternatives, and validating gate/cooling layouts digitally. This eliminates costly mold revision cycles.

Empirical Test Data

Physical test results from production samples — available with every shipment on request.

Property Requirement Result
Interface Pressure 25mmHg ± 15% 22–28mmHg
Autoclave Cycles ≥ 100 cycles 200+ cycles stable
Cytotoxicity ISO 10993-5 Pass PASS
Tear Strength ≥ 25 N/mm 31 N/mm

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Share your drawings, quantity and material requirements. Our team performs a complimentary DFM review before quoting.

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