How to check the port Qualcomm HS-USB QDLoader 9008 In vb.net

Public Function GetUSBDevices() As Boolean
            Dim flag As Boolean = False
            Try 
                Dim enumerator As ManagementObjectEnumerator
                Try 
                    enumerator = New ManagementObjectSearcher("root\CIMV2", "SELECT * FROM Win32_PnPEntity WHERE ClassGuid=""{4d36e978-e325-11ce-bfc1-08002be10318}"" and Name...