The delayedproduct is designed to help patients who suffer from a deficiency of "AAT", a substance which protects the lungs from tissue damage which causes emphysema.
Much of the speculation about the delayed introduction of a next generation Apple TV product has focused on the inertia of the cable companies and other content providers.
Astra has fumbled the American launch of its next-best product, an innovative anti-asthma inhaler, which was delayed for two years because of regulatory hold-ups.