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A novel accelerometer tilt switch device for switch actuation in the patient with profound disability1  Stephen Perring, PhD, Anthony Summers, HNC, Emma.

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Presentation on theme: "A novel accelerometer tilt switch device for switch actuation in the patient with profound disability1  Stephen Perring, PhD, Anthony Summers, HNC, Emma."— Presentation transcript:

1 A novel accelerometer tilt switch device for switch actuation in the patient with profound disability1  Stephen Perring, PhD, Anthony Summers, HNC, Emma L Jones, MSc, Frances J Bowen, MSc, Katharine Hart, BSc  Archives of Physical Medicine and Rehabilitation  Volume 84, Issue 6, Pages (June 2003) DOI: /S (03)

2 Fig 1 Block diagram of signal conditioning circuit for operating the SAAT switch. Archives of Physical Medicine and Rehabilitation  , DOI: ( /S (03) )

3 Fig 2 Mounting of the active components of the SAAT switch on a head by using a hair band. Archives of Physical Medicine and Rehabilitation  , DOI: ( /S (03) )

4 Fig 3 The SAAT switch. Archives of Physical Medicine and Rehabilitation  , DOI: ( /S (03) )

5 Fig 4 How the angle of rotation required to trigger the SAAT switch varies with the resting orientation of the SAAT switch active components. Abbreviation: PCB, printed circuit board. Archives of Physical Medicine and Rehabilitation  , DOI: ( /S (03) )


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