Hand Grip Strength Test Module 1 Contents Each

Hand Grip Strength Test Module 1

Contents • Each site will receive one hand grip dynamometer case containing: – 1 x Jamar Hydraulic Hand Dynamometer Instruction Manual – 1 x Jamar Certificate of Calibration 2

Parts of a Dynamometer • After removing the Dynamometer, check that the black Gauge Needle is above the “ 0”. 3

Resetting the Gauge Needle • If the gauge needle is not above the zero, remove the crystal and using a flathead screw driver move the needle until it is set above the “ 0” mark 4

Preparation for the Test • Rotate the red Peak-Hold Needle counterclockwise to zero • Pass the • Have the patient Dynamometer to grip and place the patient the strap on the wrist of their • Do not hold dominant hand Dynamometer from the gauge (top)

Adjusting the Handle • If the handle feels too large or small for the patient to grip comfortably, remove Dynamometer from the patient and adjust accordingly as shown 6

Conducting the Test • Have the patient sit upright in a chair with an arm rest. The patients elbow should be at a 90˚ angle • Have the patient squeeze with their maximum strength. Sustain for 5 seconds. The peak-hold needle will automatically record the highest force exerted 7

Conducting the Test • Record the peak value in pounds (inside dial) as shown by the red Peak-Hold Needle This would be a reading of 120 pounds. • Repeat test 2 more times • Sterilize Dynamometer with an alcohol wipe between patients 8