Inari Medical Inc. released results from its 800-person Flowtriever All-Comer Registry for Patient Safety and Hemodynamics (FLASH) registry in pulmonary embolism (PE) at the 2022 Transcatheter Cardiovascular Therapeutics conference in Boston on Sept. 18 showing that treatment of PE with its Flowtriever device provided immediate hemodynamic and symptom improvement with all-cause mortality rates under 1.0% at 30 days.