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美国Gammex 142** LE多普勒模体超声流体检测系统在同一输出单元同时测试多普勒及B-mode超声系统。
美国Gammex 142a LE多普勒模体超声流体检测系统产品介绍:
美国Gammex 142a 超声流体系统在同一输出单元同时测试多普勒及B-mode超声系统。 产品设计紧凑合理,包含液体测试系统、模体及电子流量控制单元。在扫描选择、质量控制、人员培训以及科研开发等方面是很好的多功能超声工具。
订货时选择0.5 或 0.7 dB/cm/MHz
Combines low echo matrix with line reflectors and anechoic cyst targets at 2, 4 and 6 mm depths
Two 5mm vessels in the system adhere to FDA Doppler sensitivity recommendations.
Flow controller with a range of 1 to 12.5 ml/sec
5 preset pulse flow patterns
美国Gammex 142a LE多普勒模体超声流体检测系统产品规格:
仿人体结构材料
声速:1540 ±10 m/s
Attenuation:0.5 or 0.7 ±0.05 dB/cm/MHz
Targets
Cyst speed of sound:1540 ±10 m/s
Cyst attenuation:0.05 ±0.01 dB/cm/MHz
Diameter of nylon lines:0.1 mm (0.004 in)
Size tolerance:±5%
Location tolerance:±0.1 mm (0.004 in)
Vessels
Size:5 mm diameter
Location:2 cm below surface; 2 to 16 cm at 40°angle
Blood Mimicking Fluid
Density:1.03 g/cc
Speed of sound:1550 ±10 m/sec
Scatter size:4.7 micrometers average
Electronic Flow Control System
Constant flow mode:1 to 12.5 ml/sec ±3%
Calculated velocities:10-110 cm/sec
Pulsatile flow mode: 5 programmed waveforms
Container Size: 40.6 x 24.8 x 40 cm (16 x 9.75 x 15.75 in)
Weight: 10.4 kg (23 lbs)
All acoustic measurements at 4.5 MHz, 22°C