Evaluation of Medical Equipment/Implant Materials

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Measurement of Static Strength and Fatigue Strength of Interconnection Mechanism of Spinal Rods

Measurement of interconnection strength of spinal implants and loosening resistance of parts

Outline of Static Strength and Fatigue Strength Measurement Technology

Spinal connection parts (hooks, screws, bands, etc.) and vertical elements (rods, plates) are combined in accordance with the manufacturer's instructions, and static tests and fatigue tests of the spinal implant structure are performed.

Connection Strength Measurement Conditions

Corresponding standard ASTM F1798
Test environment Constant temperature, constant humidity, in atmosphere, in saline (37 ± 2)°C
Test methods Tensile test, compression test, bending test, torsion test
Max. load 10 kN, 10 N-m
Max. cycle frequency 16Hz
Max. number of cycles 2.5 x 106

Connection Strength Measurement Methods

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