| CPC A61B 6/4488 (2013.01) [A61B 6/4435 (2013.01)] | 19 Claims | 

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               1. A detection apparatus, comprising: 
            a housing assembly configured to connect the detection apparatus to a gantry; 
                an installation chamber including an air inlet and an air outlet, wherein the installation chamber is formed in the housing assembly, the air inlet is arranged on a first side wall of the housing assembly, and the air outlet is arranged on a second side wall opposite to the first side wall of the housing assembly, and the installation chamber is divided by one or more diaphragms into at least two sections; 
                one or more detection units arranged in the installation chamber; and 
                a cooling assembly configured to cool the one or more detection units. 
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