Goals
- General
- Provide safe, affordable, greatly-improved wheelchair access in the home and community.
- Simple operation: Automatic mode selection with passenger controlled speed and direction.
- Not require an assistant or handrails.
- User convenience.
- Require minimal user strength and control
- Be a chair for daily use
- Fold up arm rest & swing out controls to support transfers, table approach etc.
- Customize for individual clients:
- Optional control systems: joystick analog/switch, sip-and-puff, head motion switches
- Seating options for alternate user weights.
- Options for posture control, head rest, and powered tilt and leg rest elevation
- Optional tires for narrow door access or wide tires for larger users and/or sand, grass, and gravel.
- Accommodate obstacle or avoid those beyond
capability. (Halt if too steep, too high, select correct
mode etc.)
- Automatically lock in place when un-commanded or
un-powered.
- Analyze fully, test, be safe, and feel safe.
Goals are subject to change
- Meet RESNA/ANSI volume 1 & 2 for wheelchairs and
ISO 7176-28 stair-climbing device standards
- Free standing
- No tipping or sudden motion on stairs or steps
- Align, to stair or step when approaching
- Earn FDA Class II medical device premarket approval.
- Earn user and clinician approval.
- Performance Goals
- Drive forward to climb steps up to 3"
- Back to climb steps up to 9"
- Climb slopes up to 13°
- Stable pointed down 21° slopes
- 90° turn on 36" x 36"stair-landing
- Seat height adjustable from 20" to 30"
- Folding arm rest for table approach
- 4.5 mph max level speed
- 12 mile travel on one charge
- 6 steps per minute
- 22-26.6" total chair width depending seat size
- Accommodate passenger to 330 lbs
- Fully powered with automatic sequence control
- Hand rails or attendant not required
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Where would you go if your wheelchair could climb stairs?
StairMaster Wheelchair™