توضیحات
Siemens Symbia E Dual Head Features and Specifications:
| Gantry Dimensions | Symbia E | |
| Height | 193.0 cm (6 ft 4 in) | |
| Width | 167.6 cm (5 ft 6 in) | |
| Depth | 159.4 cm (5 ft 2.75 in) | |
| Axis of Rotation (from Floor) | 99.0 cm (3 ft 3 in) | |
| Weight* | 1,071 kg (2,363 lbs) single detector
1,579 kg (3,482 lbs) dual detector |
|
| Min./Max. Patient Opening (HE Coll) | 9.0 cm (3.5 in)/62.0 cm (24.4 in) | |
| Min./Max. Patient Opening (LEHR Coll) | 14.0 cm (5.5 in)/67.0 cm (26.4 in) | |
| Patient Positioning Monitor | 38.1 cm (15 in) flat panel color LCD display | |
| Tunnel Opening | 71×86 cm (28×34 in) | |
| Tunnel Length | 59 cm (23 in) | |
| SPECT Motions | Symbia E | |
| Average Autocontour Distance | 1.1 cm (0.45 in) | |
| Max. Radial and Lateral | 120 cm/min (47.2 in/min) | |
| Max. Lateral Position Left/Right | 5.1 cm (2 in)/22.9 cm (9 in) | |
| Max. Clockwise (CW)/Counter-Clock- Wise (CCW) Rotation Detector 1 | 440°/30° | |
| Ring Rotation Range | 470° | |
| Rotational Uniformity | Yes | |
| Rotational Accuracy | 0.1° | |
| Rotational Speed | 0.33-1.5 RPM | |
| Center of Rotation | ≤0.25 pixel (64×64 matrix) | |
| Max. Caudal Tilt | +90°/-20° | |
| Rear Pallet Support | Symbia E | |
| Width | 35.6 cm (14 in) | |
| Length | 124.5 cm (4 ft 1 in) | |
| Weight | 210 kg (465 lbs) | |
| ECG Trigger | Symbia E | |
| Integration | External | |
| Framing Modes | Forward or forward/ backward by thirds | |
| Buffered Beat Window | Yes | |
| Bad Beat Rejection | Yes | |
| Criteria for Framing Images | Frames/R-R interval | |
| Beat Acceptance Window | Automatic or manual selection | |
| Collimator Exchanger Cart | Symbia E | |
| Height | 132.1 cm (4 ft 4 in) | |
| Width | 110.5 cm (2 ft 7.5 in) | |
| Depth | 110.5 cm (2 ft 7.5 in) | |
| Weight* | 120.2 kg (265 lbs) | |
| Detector Dimensions | Symbia E | |
| Field-of-View (FOV) | 53.3×38.7 cm
(21×15.25 in) |
|
| Diagonal FOV | 65.9 cm (25.9 in) | |
| Crystal | Symbia E | |
| Size | 59.1×44.5 cm
(23.25×17.5 in) |
|
| Diagonal | 73.9 cm (29.1 in) | |
| Thickness | 9.5 mm (3/8 in) or
15.9 mm (5/8 in) |
|
| Photomultiplier Tubes | Symbia E | |
| Total Number | 59 | |
| Diameter | 53-7.6 cm (3 in) and
6-5.1 cm (2.4-2 in) |
|
| Type | Bialkali high-efficiency box-type dynodes | |
| Array | Hexagonal | |
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