P11011: Modular Motion Tracking Knee Flexion Unit V1
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Barbano Engineering Specifications

Barbano
Engineering Spec. Derives from Customer Needs Relative Importance Description Measure of Performance Units Marginal value Ideal Value
Range of Tilt CN1, CN3, CN5 9 Ability of device to measure head tilt in the coronal and sagittal planes. Angle that the unit is able to measure. (degrees) Lateral Tilt: +/- 60
Anterior/Posterior Tilt: +/- 60
Lateral Tilt: +/- 80
Anterior/Posterior Tilt: +/- 80
Rotational Motion CN1, CN3, CN5 9 Ability of the device to measure head rotation. Angle that the unit is able to measure. (degrees) Axial: +/- 80 Axial: +/- 100
Shift CN1, CN3, CN5 3 Ability of the device to measure head translation. Distance that the unit translates without rotation. (cm) Lateral: +/- 10
Anterior/Posterior: +/- 10
Lateral: +/- 20
Anterior/Posterior: +/- 20
Range of Dynamic Frequency CN2 3 Ability of the device to measure head tremors. Frequency that the device is able to measure. (Hz) 2 5
Precision of Static Measurement CN1, CN3 9 How accurate the device is in reporting head final resting place. Error from actual position. (% error) 10 5
Precision of Dynamic Measurement CN2, CN3 9 How accurate the device is in reporting head rotation during tremors. Error from actual measurement. (% error) 10 5
Precision of Motion Measurement CN1, CN3 9 How accurate the device is in reporting head position while walking. Error from actual position. (% error) 10 5
Displacement from attachment point on body. CN3, CN4, CN6, CN8 9 Ability of the device to remain stationary during use. How far the device shifted or rotated during use. (cm, degrees) cm: 0.5
deg: 5
cm: 0
deg: 0
Speed of attachment CN7, CN8, CN11 1 The time it takes to place the device on the patient and set it up. Time it takes to put on the patient and activate. (minutes) 5 2
Speed of removal CN7, CN8, CN9, CN11 1 The time it takes to take the device off of the patient. Time it takes to remove device. (seconds) 10 5
Protective enclosures CN4, CN9, CN10 1 Keeping the sensitive devices properly protected. Force of impact that it can withstand. (m of drop) 1 2
Does not impede natural motion CN4, CN8 9 Device still allows patient to move head naturally. Surveying patients to determine level of obstruction to head motion. (survey) marginal none
Minimize patient discomfort CN5, CN8, CN11 3 Ensuring that the patient is as comfortable as possible. Surveying patients to determine level of discomfort. (survey) marginal none
Weight CN8, CN9 1 Keep the weight of the device down. Weight of the device. (kg) 0.5 0.25
Head circumference CN4 9 Make sure the device fits all head sizes. The circumference around the head. (cm) 55-65 50-70
Accuracy CN3, CN6 3 The device needs to be accurate. The accuracy of the device. (degrees) +/- 5-10 +/- 5
Device must be sanitizable CN12 9 Make sure the device can be sanitized. The device needs to be sanitizable. (T/F) True True


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