with those at four years showed a similar percentage decrease (31%) to those
in the randomized double-masked trial. During this four year period, 6% of the
original patients in the open phase were lost to follow-up and are not reflected
in these success rates.
1. Mooney, V., "A Randomized Double-Blind Prospective Study of the Efficacy of Pulsed Electromagnetic Field
for Interbody Lumbar Fusions", SPINE, Vol. 15, No. 7, P708, 1990.
2. Simmons, JW, Hayes, MA, Christensen, KD, Dwyer, AP, Koulisis, CW, Kimmich, SJ: "The Effect of
Postoperative Pulsed Electromagnetic Fields on Lumbar Fusion: Open Trial Study". Presented at the Annual
Meeting of the North American Spine Society, Quebec City, Canada, 2 July 1989.
Equipment Classification and Device Symbol Descriptions
Symbol
Meaning
Attention - Refer to Instructions for Use
Type BF Applied Part
On/Off
Backlight Button
Storage Temperature Range
Year of Manufacture for Active Device
Charger Port
Equipment Classifications
• Internally powered equipment
• Type BF applied part
• IEC 529 enclosure rating: IPXO
• Equipment not suitable for use in the presence of a flammable anaesthetic
mixture with air or nitrous oxide.
• Mode of operation: intermittent operation
The use of accessories other than those specified may result in increased
emissions or decreased immunity of the device.
The battery charger is provided with a 3-wire appliance inlet but considered
double insulated with Class II construction throughout.
For safe usage, follow manufacturer instructions when using the product.
Use of the product in any other manner could have harmful effects and/or
void the warranty.
Note: Inspect the device prior to each use for wear or deterioration.
Do not use if the device does not appear to be in suitable condition.
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