HandPak Demo

To try HandPak, select a module below to get started:

Choose…Torque: Wrist Flexion or ExtensionTorque: Wrist Ulnar or Radial DeviationTorque: Forearm Pronation or SupinationGrip Force: with PinchesGrip Force: with the HandPull: with Finger(s)Push: with Finger(s) or Thumb(s)Push or Pull: with Pinch GripsPush or Pull: with Hand Grips

Gender

Female Male

Percent Capable ?

5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95

(% of population accomodated)

Units of Torque

newton-metres (Nm) inch-pounds (in-lbs)

Frequency ?

(efforts/min, 1/shift = 0.002/min)

Duration Range or Value ?

under 0.2 seconds (ie. snap) 0.2 to 0.6 second range 0.6 to 0.8 second range Specific value (in box >>>)

(duration of each effort)

Specific Duration (s) ?

(enter specific duration here)

Direction of Torque:

Pronation Supination

Interface for Grip ?

Power Grip with 50 mm diameter Circular Knob with 40 mm diameter Butterfly Nut with 40 mm length Ridged Knob with 40 mm length Lateral Pinch Pulp Pinch Screwdriver - 31 mm handle diameter Screwdriver - 40 mm handle diameter

(Power Grip is optimal)

Forearm Pro/Sup Angle (deg) ?

(-75 deg Pro to +90 deg Sup)
(+35: optimal for Pro, -75: optimal for Sup)

Elbow Flexion Angle (deg) ?

(0 deg [fully extended] to 135 deg flexed)
(65: optimal for Pro, 80: optimal for Sup)

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Calculate

Click 'Calculate' for Results

Gender

Female Male

Percent Capable ?

5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95

(% of population accomodated)

Units of Force

newtons (N) pounds (lbs)

Frequency ?

(efforts/min, 1/shift = 0.002/min)

Duration Range or Value ?

under 0.2 seconds (ie. snap) 0.2 to 0.6 second range 0.6 to 0.8 second range Specific value (in box >>>)

(duration of each effort)

Specific Duration (s) ?

(enter specific duration here)

Contact Point(s) ?

One Hand: Thumb One Hand: Index Finger One Hand: Index and 2nd Finger Two Hands: Thumbs Two Hands: Index Fingers Two Hands: Index and 2nd Fingers

(interface with hand(s))

Tip(s) or Pad(s) Used? ?

Tip Pad

(contact location on digit(s))

Wrist Posture ?

Neutral Extended Flexed Ulnar Deviated Radial Deviated

(best description of wrist posture)

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Calculate

Click 'Calculate' for Results

Gender

Female Male

Percent Capable ?

5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95

(% of population accomodated)

Units of Force

newtons (N) pounds (lbs)

Frequency ?

(efforts/min, 1/shift = 0.002/min)

Duration Range or Value ?

under 0.2 seconds (ie. snap) 0.2 to 0.6 second range 0.6 to 0.8 second range Specific value (in box >>>)

(duration of each effort)

Specific Duration (s) ?

(enter specific duration here)

Glove Use: ?

No Glove (bare hand) With Glove

(no glove optimal for tip, glove optimal for last knuckle)

Location on Finger: ?

Finger Tip Pad Last/Distal Knuckle

(interface location on the finger)

Clearance for Finger(s) ?

1 finger (25 mm or 1") 2 fingers (40 mm or 1.5") >2 fingers (60 mm or 2.25")

(number of fngers that can be used)

Thickness of Ring/Bar ?

Straight bar with 8 mm thickness Ring with 4 mm thickness Ring with 8 mm thickness

(relates to contact pressure)

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Calculate

Click 'Calculate' for Results

Gender

Female Male

Percent Capable ?

5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95

(% of population accomodated)

Units of Force

newtons (N) pounds (lbs)

Frequency ?

(efforts/min, 1/shift = 0.002/min)

Duration Range or Value ?

under 0.2 seconds (ie. snap) 0.2 to 0.6 second range 0.6 to 0.8 second range Specific value (in box >>>)

(duration of each effort)

Specific Duration (s) ?

(enter specific duration here)

Number of Hands Used

One Hand Two Hands

Grip Span (mm) ?

(20: min, 80: max, 50: optimal)

Shoulder Flexion Angle (deg) ?

0: neutral, 120: max, 0: optimal)

Elbow Flexion Angle (deg) ?

(0: extended, 135: max, 45: optimal)

Wrist Flex/Ext Angle ?

(-75 deg Ext to +75 deg Flex, 0: optimal)

Wrist Uln/Rad Angle ?

(-25 deg Rad to +37 deg Uln, 0: optimal)

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Calculate

Click 'Calculate' for Results

Gender

Female Male

Percent Capable ?

5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95

(% of population accomodated)

Units of Force

newtons (N) pounds (lbs)

Frequency ?

(efforts/min, 1/shift = 0.002/min)

Duration Range or Value ?

under 0.2 seconds (ie. snap) 0.2 to 0.6 second range 0.6 to 0.8 second range Specific value (in box >>>)

(duration of each effort)

Specific Duration (s) ?

(enter specific duration here)

Type of Pinch

Chuck Pinch Lateral Pinch Pulp Pinch

Distance Between Fingers (mm) ?

(150: max for Chuck & Pulp, 110: max for Lateral)
(35: optimal for Chuck & Pulp, 27: optimal for Lateral)

Wrist Flex/Ext Angle ?

(-75 deg Ext to +75 deg Flex, -10: optimal)

Wrist Uln/Rad Angle ?

(-25 deg Rad to +37 deg Uln, 0: optimal)

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Calculate

Click 'Calculate' for Results

Gender

Female Male

Percent Capable ?

5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95

(% of population accomodated)

Units of Force

newtons (N) pounds (lbs)

Frequency ?

(efforts/min, 1/shift = 0.002/min)

Duration Range or Value ?

under 0.2 seconds (ie. snap) 0.2 to 0.6 second range 0.6 to 0.8 second range Specific value (in box >>>)

(duration of each effort)

Specific Duration (s) ?

(enter specific duration here)

Direction of Effort

Push Pull

Type of Grip

Oblique Grasp (thumb forward) Medial Grasp (power grip)

Grip Span (mm) ?

(diameter of grasped object, 10 to 40 mm)
(optimal for plastic > 23 mm)

Surface Type ?

Rubber Plastic

(material over pushed/pulled object)

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Calculate

Click 'Calculate' for Results

Gender

Female Male

Percent Capable ?

5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95

(% of population accomodated)

Units of Force

newtons (N) pounds (lbs)

Frequency ?

(efforts/min, 1/shift = 0.002/min)

Duration Range or Value ?

under 0.2 seconds (ie. snap) 0.2 to 0.6 second range 0.6 to 0.8 second range Specific value (in box >>>)

(duration of each effort)

Specific Duration (s) ?

(enter specific duration here)

Direction of Effort

Push Pull

Type of Pinch

Chuck Lateral Pulp

Distance Between Fingers (mm) ?

(150: max for Chuck & Pulp, 110: max for Lateral)
(35: optimal for Chuck & Pulp, 27: optimal for Lateral)

Wrist Flex/Ext Angle ?

(-75 deg Ext to +75 deg Flex, -12: optimal)

Wrist Uln/Rad Angle ?

(-25 deg Rad to +37 deg Uln, 0: optimal)

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Calculate

Click 'Calculate' for Results

Gender

Female Male

Percent Capable ?

5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95

(% of population accomodated)

Units of Torque

newton-metres (Nm) inch-pounds (in-lbs)

Frequency ?

(efforts/min, 1/shift = 0.002/min)

Duration Range or Value ?

under 0.2 seconds (ie. snap) 0.2 to 0.6 second range 0.6 to 0.8 second range Specific value (in box >>>)

(duration of each effort)

Specific Duration (s) ?

(enter specific duration here)

Direction of Torque

Flexion Extension

Type of Grip ?

Power Grip Lateral Pinch Pulp Pinch

(Power Grip is optimal)

Wrist Ext/Flex Angle (deg) ?

(-75 deg Ext to +75 deg Flex)
(-25: optimal for Ext, +37: optimal for Flex)

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Calculate

Click 'Calculate' for Results

Gender

Female Male

Percent Capable ?

5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95

(% of population accomodated)

Units of Torque

newton-metres (Nm) inch-pounds (in-lbs)

Frequency ?

(efforts/min, 1/shift = 0.002/min)

Duration Range or Value ?

under 0.2 seconds (ie. snap) 0.2 to 0.6 second range 0.6 to 0.8 second range Specific value (in box >>>)

(duration of each effort)

Specific Duration (s) ?

(enter specific duration here)

Direction of Torque

Ulnar Deviation Radial Deviation

Type of Grip ?

Power Grip Lateral Pinch Pulp Pinch Grip Smooth 85mm Lid

(Power Grip is optimal)

Wrist Rad/Uln Angle (deg) ?

(-25 deg Rad to +37 deg Uln, 0: optimal)

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Calculate

Click 'Calculate' for Results

Reset all form values