OEC

OEC Diasonics Model: DXR-5

1986 Model

6" Image Intensifier - upgraded 1996

CCD camera model ISI-7000

Double monitors

Specifications:

Input Power

Line voltage:

208 / 220 / 240 VAC +/- 5%, 30 A, (60 A peak), 60 Hz (50 Hz optional).

104 / 110 / 120 VAC +/- 5%, 30 A, (50 A peak), 60 Hz (50 Hz optional). 1.0 mm focal spot size / 100 mA disabled

Radiographic peak power demand: 12 kVa at maximum exposure (100 kVp / 100 mA)

Fluoroscopic power demand: 1200 watts maximum

Standby power: 500 watts maximum

Line regulation: 8% at maximum radiographic exposure

High Voltage Generator

Output:

Full wave, chassis mounted.

125 kVp, 10 mA continuous (100 mA for 10 seconds at 10% duty cycle).

X-ray Source Assembly

Focal spot: Dual, 0.3 mm and 1.0 mm

Filtration: 2.5 mm total aluminum equivalent

Anode heat storage capacity: 300,000 HU

Housing heat storage capacity: 1,200,000 HU

Beam limiting device technique leakage factors: 120 kVp and 4.7 mA

Fluoroscopy

Focal spot size: 0.3 mm

High volatage range: 40 kVp to 120 kVp

Current range:

Normal: 0.5 mA to 5.0 mA

Boost Mode: 20 mA maximum

Collimation:

Maximum diameter circle: 10 inches (25.4 cm), or 9 inches (22.8 cm), or 6 inches (15.2 cm) continuously adjustable to less than 5 x 5 cm.

Pulse time selection: 0.4 to 0.9 seconds

One-shot timer selection: 0.4 to 0.9 seconds

Radiography

0.3 mm focal spot:

High voltage range: 50 kVp to 120 kVp

mAs range: 3 mAs to 200 mAs

1.0 mm focal spot:

High voltage range: 50 kVp to 120 kVp

mAs range: 25 mAs to 500 mAs.

Neo-Natal

High voltage range: 50 kVp to 90 kVp

mAs range: 1 mAs to 5 mAs (recommended maximum)

Collimation:

Maximum diameter circle: 10 inches (25.4 cm), or 9 inches (22.8 cm), or 6 inches (15.2 cm) continuously adjustable to less than 5 x 5 cm.

Accuracy:

Radiographic / Fluoroscopic

kV: +/- 8% or +/- 3 kVp, which ever is greater

mAs: +/- 8% or +/- 3 mAs, which ever is greater

Neo-Natal (radiographic)

kV: +/- 12% or +/- 5 kVp, which ever is greater

mAs: +/- 8% or +/- 3 mAs, which ever is greater

Fluoroscopic only

mA: +/- 8% or +/- 3 mAs, which ever is greater

Cassette Holder: (film)

10 x 12" x 5/8" nominal

24 cm x 30 cm metric

Image Intensifier (6")

Input screen diameter: 6" (15 cm)

Resolution: Better than 42 line pairs/cm central and better than 40 line pairs/cm peripheral.

Contrast ratio: 14:1 minimum, 18:1 typical

Low frequency contrast (LFC): 15:1 typical

Contrast sensitivity: 1.75 % minimum

Image Intensifier (6"/9" Dual mode)

Input screen diameter: 8.5" (215 mm +/ 5 mm)

Resolution: Better than 40 line pairs/cm central and better than 36 line pairs/cm peripheral.

Contrast ratio: 14:1 minimum, 18:1 typical

Low frequency contrast (LFC): 22:1 typical

Contrast sensitivity: 1.75% minimum

TV Camera

Rotation: 360 degrees, motorized

Video output: Composite video, EIA RS170

Video Image Storage

Systems equipped with hard disk - 60 images.

Video Monitors

Cathode ray tube:

Size: 15-inch diagonal

Coating: P4/104 phosphor (monochrome)

Protection: T-band implosion

Resolution: 800 lines minimum at center

Geometric Distortion: Less than 2% of active raster height

Video bandwidth: Greater than 15 Mhz at -3dB

Input impedance: 75 ohm terminated

Input signal: RS170 standard, negative sync.

Video Output

#1 (Left video)

Normal: Left monitor video processed through digital circuitry

Bypass: Direct video output from camera (unprocessed)

#2 (Right Video)

Right monitor, processed video

VTR (on systems equipped with this feature): Direct video output from camera

Mechanical Space / Movement

Free space in arc:

With skin spacer installed: 26.75" (66.7 cm)

With skin spacer removed: 30" (76.2 cm)

Depth of arc: 22.7" (57.7 cm)

Arc movement: 90 degrees

Left / right scan movement: +/- 15 degrees

Vertical travel: 18" (45.7 cm) motorized

Horizontal travel: 8" (20.3 cm)

Arm rotation: Fully motorized, 345 degree minimum

Reversible C-arm: Manual flip-flop

Environmental Requirements

Ambient temperature:

Operating: 5 to 40 degrees C

Storage: 5 to 55 degrees C

Altitude: 10,000 ft. maximum

Humidity: 0 to 90%, non-condensing

Dimensions

Main frame (in storage position): 78" L x 70" H x 35 1/2" D (198.1 cm x 177.8 cm x 91.2 cm)

Monitor cart: 60" H x 32" W x 26" D (152.4 cm x 81.3 cm x 66 cm)

Weight

Main frame: 800 lbs (360 kg) approximate

Monitor cart: 360 lbs (162 kg) approximate