A photo stimulator consisting of (a) removable flash lamp, attached to adjustable horizontal rod supported by (b) vertically adjustable stand with triangular cast iron base; lamp connects to (c) control unit by electrical cord with specialized five-prong plug; control unit has vents on two sides, …
A photo stimulator consisting of (a) removable flash lamp, attached to adjustable horizontal rod supported by (b) vertically adjustable stand with triangular cast iron base; lamp connects to (c) control unit by electrical cord with specialized five-prong plug; control unit has vents on two sides, rubber feet and metal supporting stand; control unit sides have various outlets; electrical cord with plug is attached to control unit; (d) external monitor cable attaches to control unit via two-pronged metal connector.
Number Of Parts
4
Part Names
a - flash lamp - Size: Length 28.0 cm x Width 14.5 cm x Depth 14.0 cm
b - stand - Size: Length 131.5 cm x Width 79.0 cm x Depth 36.0 cm
c - control unit - Size: Length 24.8 cm x Width 20.2 cm x Depth 18.8 cm
d - external monitor cable - Size: Length 245.0 cm x Width 2.0 cm x Depth 2.0 cm
Provenance
Donated by Kingston General Hospital via Graeme McKay
Imprinted on flash lamp end: "HEYCO"; printed on sticker affixed to stand: "ATLAS SOUND"; printed on face of control unit: "GRASS PS22 // PHOTO // STIMULATOR // MODEL PS22 A // SERIAL"; imprinted on the end of connector of external monitor cable: "HEYCO".
Permanent Location
Storage Room W1
W1-2-2
Condition Remarks
Flash lamp is scratched on handle and paint has minor chipping; horizontal rod, shaft and base of stand are rusted; plastic coating on electrical cord is cracked at joint of control unit; control unit top has minor stains; otherwise control unit is very good; external monitor cable is stained.
Copy Type
Original
Reference Types
Book
Reference Comments
"The Effect of Photo-Stimulation on the Autonomic Nervous System As Measured by Entrainment Ratios of Heart Rate Variability" by Julie Penick, 2003, pages 58-62.
Research Facts
Used as diagnostic tool for epilepsy and other seizure disorders and for light therapy. Stand has been assembled from various parts. Flash lamp and control unit have different manufacturer than stand.