布鲁克的下一代
Skyscan 1278
The SKYSCAN 1278 is a high throughput, stand-alone, desktop in vivo micro-CT for scanning small laboratory animals (mice, rats, ...).
The large image field of view (up to 80 mm wide and 200 mm long) allows full body mouse scanning with a single camera field of view. Variable X-Ray energy combined with a range of filters ensures optimal image quality for diverse research applications including pneumology, cardiology and body composition analysis. The system can perform scanning with continuous gantry rotation and in step-and-shoot mode with scanning cycles down to 7.2 sec.
Furthermore, the SKYSCAN 1278 in vivo micro-CT administers a low radiation dose to the animals allowing multiple scans in longitudinal preclinical studies without the risk of unwanted radiation - induced side effects. The fully integrated physiological monitoring package allows monitoring and controlling the animal's wellbeing at all times through a video stream, ECG, temperature and breathing detection.
Skyscan 1276由3D.Suite补充。这个广泛的软件套件涵盖了GPU加速重建,2D/ 3D形态学分析以及表面和体积渲染可视化。
The SkyScan 1278 is supplied with exchangeable animal cassettes that can be used in all Bruker in-vivo imaging instruments for co-registration of functional and morphological information from the same animal. The cassettes are equipped with face mask and tubes for anaesthetic gas as well as with connectors for ECG electrodes and a temperature sensor. All tubes and contacts are combined to a single connector, which can be attached to or detached from the animal transport system by simple turn of a small slider. To prevent leakage of anaesthetic gas, corresponding connections have valves which stay closed if the animal cassette is disconnected from the animal transport system.
The user interface of the SkyScan1278 system is simple and intuitive. The instrument can be controlled from the computer screen and also from the embedded force-sensitive touchscreen, which can be operated by gloved hands. The touchscreen allows selection of scanning protocol, adjusting animal bed position and control of imaging and scanning. Where multiple animal scans are started from the touchscreen, the software will automatically save acquired data to separate subfolders with incrementally assigned folder names and dataset file prefixes.
The SkyScan1278 control software includes a real-time on-screen dose meter. It indicates an estimation of the dose absorbed by the animal body during scanning. The measurement is based on the absorption calculated from X-ray projection images of the animal cross-calibrated with electronic dosimeter measurements. The dose meter shows accumulated dose or dose rate. It is calibrated for X-ray absorption in the standard mouse and rat cassettes. In this way it measures the X-ray dose absorbed in animal body itself during scanning. The dose absorbed by the animal during a scan is documented in the scan log-file together with all scan and reconstruction settings.
生理监测系统包括对动物进行实时运动检测,心电图和呼吸检测以及温度稳定的视频监测。一个5百万像素的颜色摄像头安装在动物床上方以及白色LED照明上,以在扫描过程中引入动物的实时图像。该软件从图像的用户选择区域分析了视频流,其中可见呼吸运动。这些运动被转换为运动波形,为时间分辨的重建提供呼吸时间标记。动物床上的面膜连接到空气/气流传感器以直接呼吸检测。动物盒中的ECG电极连接到敏感的ECG放大器。呼吸和心电图信号都在屏幕上进行数字化并显示为实时轮廓。监测还包括加热气流的温度稳定,该气流将扫描动物保持在选定的温度下,以防止在麻醉下冷却动物。
Calculating and visualizing body composition of the mouse or rat is easily accomplished in just a few steps. No additional contrast agent is needed to analyze body fat as it is one of the naturally occurring x-ray densities in the body, the others being lean tissue, lung tissue and bone. With the SKYSCAN 1278 body tissue composition analysis can be highly automated and high-throughput, suitable for genetic screening.
1278年SKYSCAN versatile lung imaging solution for both mouse and rat. Rat lungs are imaged in a single scan FOV thanks to the large and fast cMOS flat panel x-ray camera. The scanner and accompanying software provide sharply time-gated lung images in short scan times with safe levels of ionizing radiation. As with all SKYSCAN in vivo scanners, physiological monitoring is integrated at the heart of the instrument, with the welfare of the scanned animal the top priority.
Skyscan 1278是用于小鼠和大鼠的多功能心脏成像解决方案。借助大型且快速的CMOS平板X射线相机,将老鼠的心脏和肺部成像。扫描仪和随附的软件在短扫描时间内提供了急剧时期的心脏,肺和双(心脏肺门控)图像,并具有安全的电离辐射水平。与所有体内扫描仪一样,生理监测是仪器的核心,动物的福利是最重要的。
小鼠体内脂肪分布(橙色)的体积渲染,以50μm的体素尺寸扫描。
Maximum intensity projection of a mouse body, scanned in vivo.
小鼠骨骼的3D模型,对骨矿物质密度(BMD)进行了颜色编码。
横截面切成小鼠体,在50 µm体素大小的情况下扫描没有对比剂。
小鼠身体的3D动画,在50 µm体素大小的对比剂注射后进行扫描。
Volume rendered 3D image of a rat, virtually opened to expose the spine.
横截面图像表示小鼠心跳的时间顺序,扫描in vivoafter contrast agent injection.
Feature | 规格 | 益处 |
X-ray source | 20 - 65 KV,50W Automated 4-position filter changer |
Maintenance-free sealed X-ray source |
X射线检测器 | Active pixel CMOS flat-panel 3 MP (1944 x 1536) 75 µm像素大小 |
优秀的信噪比 Large Field-of-View |
空间分辨率 | 50µm最小的像素尺寸 | Good resolution for in vivo imaging |
Object size | 直径80毫米 200 mm height |
Capable to scan a large range of sample sizes |
方面 | W 850 mm x D 1240 mm (1620 mm with open door) x H 960 mm Weight 240 kg |
节省空间桌面系统,适合每个实验室 |
Power supply | 100-240V AC,50-60Hz,最大3A。 | 最低安装要求,标准电源就足够了 |
Bruker XRM solutions include all software needed to collect and analyze data. An intuitive graphical user interface with user guided parameter optimization support both expert and novice users. By using the latest GPU powered algorithms, reconstruction time is substantially reduced. CTVOX, CTAN and CTVOL combine to form a powerful suite of software for both qualitative and quantitative analysis of models.
测量软件:
Skyscan 1272 - 仪器控制,测量计划和收集
Reconstruction Software:
NRECON – Transforms the 2D projection images into 3D volumes
Analysis Software:
DATAVIEWER- 逐片检查3D卷和2D/3D图像注册
CTVOX– Realistic visualization by volume rendering
CTAN- 2D/3D图像分析与处理
ctvol– Visualization of surface models to export for CAD or 3D printing
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