The New Paper NUS researchers invent 'tent' to protect dentists and patients The Dental Dart is portable and foldable, and it is positioned around the patient's head as a protective barrier. TNP PHOTO: KEVIN LIM LUQMANUL HAKIM 0 Engagements Going to the dentist can be nerve-racking at the best of times - and is especially so during a pandemic. Now, Singapore researchers have invented a tent-like device that is designed to protect dentists and patients worried about being infected with the coronavirus. The Dental Dart, which is placed around a patient's head, will soon be available to clinics locally and overseas at an affordable price.