HealthGermanyWhen surgery helps a dry cough03:30This browser does not support the video element.HealthGermany04/08/2022April 8, 2022A new surgical technique can help those who suffer from a persistent, dry cough. An electrical catheter is guided into the lungs via a bronchoscope. Heat is applied to a specific spot to destroy nerves – so they can no longer trigger coughing.Copy linkAdvertisement