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CT (computed tomography) scanning control equipment and CT scanning system

A technology for CT scanning and control equipment, applied in computer tomography scanners, medical science, sensors, etc., can solve the problems of multiple human resources and occupancy, and achieve the effects of saving human resources, ensuring medical safety, and ensuring accuracy

Inactive Publication Date: 2014-10-15
SHANGHAI UNITED IMAGING HEALTHCARE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The problem solved by the present invention is the technical problem of occupying more human resources in the existing heart CT scanning process

Method used

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  • CT (computed tomography) scanning control equipment and CT scanning system
  • CT (computed tomography) scanning control equipment and CT scanning system

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0032] refer to figure 1 As shown in the structural diagram of the CT scan control device, in this embodiment, the CT scan control device 100 includes an electrocardiogram acquisition interface 101, a judging unit 102, a storage unit 103 and an output unit 104, wherein: the electrocardiogram acquisition interface 101 is connected to the electrocardiogram acquisition device 200 , used to acquire the ECG signal of the scanning object; the storage unit 103 is used to store the arrhythmia reference signal; the judging unit 102 is used to combine the ECG signal acquired by the electrocardiogram acquisition interface 101 with the arrhythmia stored in the storage unit 103 The reference signal is compared to determine whether the scanning object has arrhythmia; the output unit 104 is connected to the CT scanning device 300, and is used to output the judgment result of the judging unit 102, and when the judging unit 102 judges that the scanning object does not have arrhythmia, indicate ...

Embodiment 2

[0042] refer to figure 1 The difference between the CT scan control device 100 in this embodiment and the first embodiment is that the output unit 104 can also be used to output a specific cardiac electrical type.

[0043] In a specific implementation, the judging unit 102 can also compare the electrocardiographic signal acquired by the electrocardiogram acquisition interface 101 with the different types of heart rhythm signals stored in the storage unit 103, and when it is judged that the scanned object has an arrhythmia, the The output of the output unit 104 is specifically the type of arrhythmia.

[0044] Its working principle is described in detail below: the typical signals of different types of arrhythmias and the standard ECG signals of healthy subjects are stored in the storage unit 103 as arrhythmia reference signals. The obtained ECG signal of the scanned object is compared with the typical signals of different types of arrhythmias, and if the similarity with the t...

Embodiment 3

[0050] refer to figure 2 , the CT scanning system in the present embodiment comprises: electrocardiogram acquisition device 400, CT scanning control device 500 and CT scanning device 600, wherein: electrocardiogram acquisition device 400, is connected with scanning object, is used for collecting the ECG signal of scanning object; The scanning control device 500 is connected with the electrocardiogram acquisition device 400, and is used for comparing the electrocardiographic signal collected by the electrocardiogram acquisition device 400 with the arrhythmia reference signal stored by itself, and judging whether the scanning object has arrhythmia, Output the judgment result, and output corresponding instructions according to the judgment result, wherein, when the scan object does not have arrhythmia, the output instruction instructs the CT scanning device 600 to perform cardiac CT scanning; 500, when it is determined that the scanned object does not have arrhythmia, perform ca...

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Abstract

The embodiment of the invention provides CT (computed tomography) scanning control equipment and a CT scanning system. The CT scanning control equipment comprises an electrocardiogram collecting interface, a judging unit, a storage unit and an output unit, wherein the electrocardiogram collecting interface is connected with an electrocardiogram collecting device and is used for obtaining electrocardiosignals of a scanned object, the storage unit is used for storing preset electrocardio reference signals, the judging unit is used for comparing the electrocardiosignals obtained by the electrocardiogram collecting interface with the preset electrocardio reference signals stored in the storage unit, and judging whether the scanned object is in a preset electrocardio state or not, and the output unit is connected with the CT scanning device, is used for outputting a judging result of the judging unit and outputting corresponding instructions according to the judging result, wherein when the scanned object is in the preset electrocardio state, the instructions are output for indicating the CT scanning device to execute the CT scanning on the heart.

Description

technical field [0001] The present invention relates to the technical field of computerized tomography (CT), in particular to a CT scanning control device and a CT scanning system. Background technique [0002] Heart rate refers to the number of times the heart beats per minute, and heart rhythm refers to the rhythm of the heart beat. The heartbeat rhythm of normal people is regular. If the interval between heartbeats is sometimes fast and sometimes slow, the rhythm is irregular, which is called arrhythmia. [0003] Cardiac CT scan image quality is significantly affected by heart rate. For example, if the heart rate is too fast for imaging to be fully completed during diastole, the reconstructed image is prone to vessel blurring, interruption, and stair-stepping artifacts. Arrhythmia during scanning or fluctuations > 5 times / min before and after scanning will lead to poor image quality. Due to the change of heart rate, the R-R phase of the heart at the same time point i...

Claims

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Application Information

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IPC IPC(8): A61B6/03A61B5/0402
Inventor 闫海滨
Owner SHANGHAI UNITED IMAGING HEALTHCARE