Adscope Electronic Stethoscope Black Knee Supports Braces Push to lock brakes 14283 Push to lock brakes Weinstein Enhanced Sensory Test (WEST) uses five monofilaments to measure skin sensitivity and determine peripheral nerve involvement * WEST monofilaments provide reliable test results with textured round monofilament tips * Two or more filamentscan be in position for testing * Includescase (4´ by 6´ ) test form and manual * The WEST D provides an evaluation range from reduced tactile sensation on the face up to loss of protective sensation of the foot * An ideal instrument for those who must test tactual sensation at various locations * WEST D monofilaments are individually calibrated for applied grams * Five sizes are included in the set: 0 *Retail boxed w fitted foam inside * Amplifies up to 16x (24db) over traditional acoustic scopes * Patented piezopolymer film contact microphone provides wider frequency response than acoustic mikes used in competing models *Three frequency modes: Bell (15 200Hz) for cardiac sounds Diaphragm (100 500Hz) for lung sounds Extended Range (15 1000Hz) *16 level volume control * Holds last mode and volume setting for convenience *Auto shut off after 3 minutes extends battery life *Battery warning LED signals when replacement needed *Binaurals fixed at 15ß angle for snug fit *Specially constructed ADSOFT⁄ PVC eartips * Weight: under 6 oz measures just 28 * Uses ÀAAAÃ battery (included) * Made in Korea * 2 year warranty