Received: 1 October 2019
Accepted: 3 January 2020
First Online: 8 January 2020
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of the Nord Denmark Region (N-20160012) and by the Danish Medicines Agency (reference number 2016020479). All patients gave their written informed consent to participate in the study (ExternalRef removed ID: NCT02919124; Registered September 29, 2016), ExternalRef removed
: All patients gave their written consent to anonymous publication of the data.
: The corresponding author is co-inventor of the Echoclip device, and the North Denmark Region holds a patent of the device.